documentation: fixed a heap o' typos

214 files changed, 428 insertions, 426 deletions

diff --git a/NEWS b/NEWS
index 816a3aae8..817de1372 100644
--- a/NEWS
+++ b/NEWS
@@ -353,7 +353,7 @@ New element features and additions
 
 -   rtpjitterbuffer has improved end-of-stream handling
 
--   rtpmp4vpay will be prefered over rtpmp4gpay for MPEG-4 video in
+-   rtpmp4vpay will be preferred over rtpmp4gpay for MPEG-4 video in
     autoplugging scenarios now
 
 -   rtspsrc now allows applications to send RTSP SET_PARAMETER and
@@ -1208,7 +1208,7 @@ Cerbero has seen a number of improvements:
     used in order to re-produce a specific build. To set a manifest, you
     can set manifest = 'my_manifest.xml' in your configuration file, or
     use the --manifest command line option. The command line option will
-    take precendence over anything specific in the configuration file.
+    take precedence over anything specific in the configuration file.
 
 -   The new build-deps command can be used to build only the
     dependencies of a recipe, without the recipe itself.
diff --git a/docs/plugins/gst_plugins_cache.json b/docs/plugins/gst_plugins_cache.json
index 81ba28b5a..7d08a108d 100644
--- a/docs/plugins/gst_plugins_cache.json
+++ b/docs/plugins/gst_plugins_cache.json
@@ -554,7 +554,7 @@
                         "writable": true
                     },
                     "min-quantizer": {
-                        "blurb": "Mininum (best quality) quantizer",
+                        "blurb": "Minimum (best quality) quantizer",
                         "construct": false,
                         "construct-only": false,
                         "default": "0",
@@ -2166,7 +2166,7 @@
         "url": "Unknown package origin"
     },
     "autoconvert": {
-        "description": "Selects convertor element based on caps",
+        "description": "Selects converter element based on caps",
         "elements": {
             "autoconvert": {
                 "author": "Olivier Crete <olivier.crete@collabora.com>",
@@ -2180,7 +2180,7 @@
                     "GObject"
                 ],
                 "klass": "Generic/Bin",
-                "long-name": "Select convertor based on caps",
+                "long-name": "Select converter based on caps",
                 "name": "autoconvert",
                 "pad-templates": {
                     "sink": {
@@ -2240,7 +2240,7 @@
             },
             "autovideoconvert": {
                 "author": "Benjamin Gaignard <benjamin.gaignard@stericsson.com>",
-                "description": "Selects the right color space convertor based on the caps",
+                "description": "Selects the right color space converter based on the caps",
                 "hierarchy": [
                     "GstAutoVideoConvert",
                     "GstBin",
@@ -2250,7 +2250,7 @@
                     "GObject"
                 ],
                 "klass": "Generic/Bin",
-                "long-name": "Select color space convertor based on caps",
+                "long-name": "Select color space converter based on caps",
                 "name": "autovideoconvert",
                 "pad-templates": {
                     "sink": {
@@ -4994,7 +4994,7 @@
                                 "value": "1"
                             },
                             {
-                                "desc": "Calculate and cache color replacement values on first occurence",
+                                "desc": "Calculate and cache color replacement values on first occurrence",
                                 "name": "cached",
                                 "value": "2"
                             }
@@ -8406,7 +8406,7 @@
                         "writable": true
                     },
                     "signal-fps-measurements": {
-                        "blurb": "If the fps-measurements signal should be emited.",
+                        "blurb": "If the fps-measurements signal should be emitted.",
                         "construct": false,
                         "construct-only": false,
                         "default": "false",
@@ -11592,7 +11592,7 @@
                         "writable": true
                     },
                     "frequency": {
-                        "blurb": "Center frequency to tune into. Measured in kHz for the satellite distribution standars and Hz for all the rest",
+                        "blurb": "Center frequency to tune into. Measured in kHz for the satellite distribution standards and Hz for all the rest",
                         "construct": false,
                         "construct-only": false,
                         "default": "0",
@@ -13072,7 +13072,7 @@
                         "writable": true
                     },
                     "frequency": {
-                        "blurb": "Center frequency to tune into. Measured in kHz for the satellite distribution standars and Hz for all the rest",
+                        "blurb": "Center frequency to tune into. Measured in kHz for the satellite distribution standards and Hz for all the rest",
                         "construct": false,
                         "construct-only": false,
                         "default": "0",
@@ -22730,7 +22730,7 @@
                 },
                 "properties": {
                     "brightness": {
-                        "blurb": "Brightnesss of image",
+                        "blurb": "Brightness of image",
                         "construct": false,
                         "construct-only": false,
                         "default": "0.75",
@@ -32846,7 +32846,7 @@
                         "writable": true
                     },
                     "connector-properties": {
-                        "blurb": "Additionnal properties for the connector",
+                        "blurb": "Additional properties for the connector",
                         "construct": false,
                         "construct-only": false,
                         "type-name": "GstStructure",
@@ -32949,7 +32949,7 @@
                         "writable": true
                     },
                     "plane-properties": {
-                        "blurb": "Additionnal properties for the plane",
+                        "blurb": "Additional properties for the plane",
                         "construct": false,
                         "construct-only": false,
                         "type-name": "GstStructure",
@@ -35570,7 +35570,7 @@
                         "writable": true
                     },
                     "unit-coeff-elim": {
-                        "blurb": "How agressively small-unit picture blocks should be skipped",
+                        "blurb": "How aggressively small-unit picture blocks should be skipped",
                         "construct": false,
                         "construct-only": false,
                         "default": "0",
@@ -39102,12 +39102,12 @@
                                 "value": "0"
                             },
                             {
-                                "desc": "Dewarped image is splitted in two images displayed one below the other",
+                                "desc": "Dewarped image is split into two images displayed one below the other",
                                 "name": "double-panorama",
                                 "value": "1"
                             },
                             {
-                                "desc": "Dewarped image is splitted in four images dysplayed as a quad view",
+                                "desc": "Dewarped image is split into four images displayed as a quad view",
                                 "name": "quad-view",
                                 "value": "2"
                             }
@@ -40262,7 +40262,7 @@
                     "GObject"
                 ],
                 "klass": "Filter/Effect/Video",
-                "long-name": "Retinex image colour enhacement",
+                "long-name": "Retinex image colour enhancement",
                 "name": "retinex",
                 "pad-templates": {
                     "sink": {
@@ -42041,7 +42041,7 @@
                         "writable": true
                     },
                     "remove": {
-                        "blurb": "Set to true to remove silence from the stream, false otherwhise",
+                        "blurb": "Set to true to remove silence from the stream, false otherwise",
                         "construct": false,
                         "construct-only": false,
                         "default": "false",
@@ -42616,7 +42616,7 @@
                         "writable": true
                     },
                     "bonding-addresses": {
-                        "blurb": "Comma (,) seperated list of <address>:<port> to send to. ",
+                        "blurb": "Comma (,) separated list of <address>:<port> to send to. ",
                         "construct": false,
                         "construct-only": false,
                         "default": "localhost:5004",
@@ -45623,7 +45623,7 @@
                         "writable": true
                     },
                     "repeat": {
-                        "blurb": "Whether to repeat specified tone indefinitly",
+                        "blurb": "Whether to repeat specified tone indefinitely",
                         "construct": false,
                         "construct-only": false,
                         "default": "false",
@@ -45936,7 +45936,7 @@
                         "writable": true
                     },
                     "poll-timeout": {
-                        "blurb": "Return poll wait after timeout miliseconds (-1 = infinite)",
+                        "blurb": "Return poll wait after timeout milliseconds (-1 = infinite)",
                         "construct": false,
                         "construct-only": false,
                         "default": "-1",
@@ -46200,7 +46200,7 @@
                         "writable": true
                     },
                     "poll-timeout": {
-                        "blurb": "Return poll wait after timeout miliseconds (-1 = infinite)",
+                        "blurb": "Return poll wait after timeout milliseconds (-1 = infinite)",
                         "construct": false,
                         "construct-only": false,
                         "default": "-1",
@@ -49134,7 +49134,7 @@
                         "writable": true
                     },
                     "drop": {
-                        "blurb": "Drop data untill valid configuration data is received either in the stream or through caps",
+                        "blurb": "Drop data until valid configuration data is received either in the stream or through caps",
                         "construct": true,
                         "construct-only": false,
                         "default": "true",
@@ -51905,7 +51905,7 @@
                     "GObject"
                 ],
                 "klass": "Generic/Audio",
-                "long-name": "Accoustic Echo Canceller probe",
+                "long-name": "Acoustic Echo Canceller probe",
                 "name": "webrtcechoprobe",
                 "pad-templates": {
                     "sink": {
diff --git a/ext/aom/gstav1enc.c b/ext/aom/gstav1enc.c
index 0fc441a4b..2c7be2800 100644
--- a/ext/aom/gstav1enc.c
+++ b/ext/aom/gstav1enc.c
@@ -331,7 +331,7 @@ gst_av1_enc_class_init (GstAV1EncClass * klass)
 
   g_object_class_install_property (gobject_class, PROP_MIN_QUANTIZER,
       g_param_spec_uint ("min-quantizer", "Minimum (best quality) quantizer",
-          "Mininum (best quality) quantizer",
+          "Minimum (best quality) quantizer",
           0, G_MAXUINT, DEFAULT_MIN_QUANTIZER,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
diff --git a/ext/assrender/gstassrender.c b/ext/assrender/gstassrender.c
index e3886eebe..e99458bf2 100644
--- a/ext/assrender/gstassrender.c
+++ b/ext/assrender/gstassrender.c
@@ -832,7 +832,7 @@ gst_ass_render_negotiate (GstAssRender * render, GstCaps * caps)
   }
 
   if (upstream_has_meta || caps_has_meta) {
-    /* Send caps immediatly, it's needed by GstBaseTransform to get a reply
+    /* Send caps immediately, it's needed by GstBaseTransform to get a reply
      * from allocation query */
     ret = gst_pad_set_caps (render->srcpad, overlay_caps);
 
@@ -875,7 +875,7 @@ gst_ass_render_negotiate (GstAssRender * render, GstCaps * caps)
   render->window_height = height;
   gst_ass_render_update_render_size (render);
 
-  /* For backward compatbility, we will prefer bliting if downstream
+  /* For backward compatibility, we will prefer bliting if downstream
    * allocation does not support the meta. In other case we will prefer
    * attaching, and will fail the negotiation in the unlikely case we are
    * force to blit, but format isn't supported. */
diff --git a/ext/closedcaption/gstcea708decoder.c b/ext/closedcaption/gstcea708decoder.c
index bc2eb6d78..b2e9f98b6 100644
--- a/ext/closedcaption/gstcea708decoder.c
+++ b/ext/closedcaption/gstcea708decoder.c
@@ -1021,7 +1021,7 @@ gst_cea708dec_show_pango_window (Cea708Dec * decoder, guint window_id)
   }
 
   if (!display) {
-    GST_DEBUG ("No visible text, skiping rendering");
+    GST_DEBUG ("No visible text, skipping rendering");
     return;
   }
 
diff --git a/ext/closedcaption/gstceaccoverlay.c b/ext/closedcaption/gstceaccoverlay.c
index 0b02d41c6..0d1b3b597 100644
--- a/ext/closedcaption/gstceaccoverlay.c
+++ b/ext/closedcaption/gstceaccoverlay.c
@@ -1468,7 +1468,7 @@ gst_cea_cc_overlay_process_packet (GstCeaCcOverlay * overlay, guint8 cc_type)
  * @overlay: The #GstCeaCcOverlay 
  * @user_data: The #GstMpegVideoCCData to decode
  *
- * decode closed caption data and render when neccesary
+ * decode closed caption data and render when necessary
  * in struct GstMpegVideoCCData type's user_data's data field, 3 byte's data construct 1 cc_data_pkt
  *
  * A cc_data_pkt is 3 bytes as follows:
diff --git a/ext/closedcaption/raw_decoder.c b/ext/closedcaption/raw_decoder.c
index 9e7415a55..c6d968312 100644
--- a/ext/closedcaption/raw_decoder.c
+++ b/ext/closedcaption/raw_decoder.c
@@ -1130,7 +1130,7 @@ vbi3_raw_decoder_services (vbi3_raw_decoder * rd)
  * $return
  * Set of data services $rd will be decode after the change.
  * Can be zero if the sampling parameters are invalid or some
- * other error occured.
+ * other error occurred.
  */
 /* Attn: strict must be int for compatibility with libzvbi 0.2 (-1 == 0) */
 vbi_service_set
diff --git a/ext/closedcaption/sliced.h b/ext/closedcaption/sliced.h
index e5c24b66e..36f922dbf 100644
--- a/ext/closedcaption/sliced.h
+++ b/ext/closedcaption/sliced.h
@@ -320,7 +320,7 @@ typedef unsigned int vbi_service_set;
  */
 typedef struct {
 	/**
-	 * A @ref VBI_SLICED_ symbol identifying the data service. Under cirumstances
+	 * A @ref VBI_SLICED_ symbol identifying the data service. Under circumstances
 	 * (see VBI_SLICED_TELETEXT_B) this can be a set of VBI_SLICED_ symbols.
 	 */
 	uint32_t		id;
diff --git a/ext/colormanagement/gstlcms.c b/ext/colormanagement/gstlcms.c
index acb9de99e..fc94697cc 100644
--- a/ext/colormanagement/gstlcms.c
+++ b/ext/colormanagement/gstlcms.c
@@ -99,7 +99,7 @@ gst_lcms_lookup_method_get_type (void)
           "Precalculate lookup table (takes a long time getting READY)",
         "precalculated"},
     {GST_LCMS_LOOKUP_METHOD_CACHED,
-          "Calculate and cache color replacement values on first occurence",
+          "Calculate and cache color replacement values on first occurrence",
         "cached"},
     {0, NULL, NULL},
   };
diff --git a/ext/curl/gstcurlhttpsrc.h b/ext/curl/gstcurlhttpsrc.h
index 4bf0849e9..36d1de4f7 100644
--- a/ext/curl/gstcurlhttpsrc.h
+++ b/ext/curl/gstcurlhttpsrc.h
@@ -98,7 +98,7 @@ typedef enum
 #ifdef CURL_VERSION_HTTP2
     GSTCURL_HTTP_VERSION_2_0,
 #endif
-    GSTCURL_HTTP_NOT,           /* For future use, incase not HTTP protocol! */
+    GSTCURL_HTTP_NOT,           /* For future use if HTTP protocol not used! */
     GSTCURL_HTTP_VERSION_MAX
   } GstCurlHttpVersion;
 
diff --git a/ext/dash/gstdashdemux.c b/ext/dash/gstdashdemux.c
index d011f2310..f550b30ce 100644
--- a/ext/dash/gstdashdemux.c
+++ b/ext/dash/gstdashdemux.c
@@ -145,7 +145,7 @@
  * When requested (with GST_SEEK_FLAG_TRICKMODE_KEY_UNIT) and if the format
  * is supported (ISOBMFF profiles), dashdemux can download only keyframes
  * in order to provide fast forward/reverse playback without exceeding the
- * available bandwith/cpu/memory usage.
+ * available bandwidth/cpu/memory usage.
  *
  * This is done in two parts:
  * 1) Parsing ISOBMFF atoms to detect the location of keyframes and only
@@ -178,7 +178,7 @@
  *
  * The main reason for doing keyframe-only downloads is for trick-modes
  * (i.e. being able to do fast reverse/forward playback with limited
- * bandwith/cpu/memory).
+ * bandwidth/cpu/memory).
  *
  * Downloading all keyframes might not be the optimal solution, especially
  * at high playback rates, since the time taken to download the keyframe
@@ -252,13 +252,13 @@
  * buffering_level.
  *
  * The smaller the buffering level is (i.e. the closer we are between
- * current and downstream), the more aggresively we skip forward (and
+ * current and downstream), the more aggressively we skip forward (and
  * guarantee the keyframe will be downloaded, decoded and displayed in
  * time). And the higher the buffering level, the least aggresivelly
  * we need to skip forward (and therefore display more frames per
  * second).
  *
- * Right now the threshold for agressive switching is set to 3
+ * Right now the threshold for aggressive switching is set to 3
  * average_download_time. Below that buffering level we set the target time
  * to at least 3 average_download_time distance beyond the
  * qos_earliest_time.
@@ -1135,7 +1135,7 @@ gst_dash_demux_get_video_input_caps (GstDashDemux * demux,
   if (stream == NULL)
     return NULL;
 
-  /* if bitstreamSwitching is true we dont need to swich pads on resolution change */
+  /* if bitstreamSwitching is true we don't need to switch pads on resolution change */
   if (!gst_mpd_client_get_bitstream_switching_flag (stream)) {
     width = gst_mpd_client_get_video_stream_width (stream);
     height = gst_mpd_client_get_video_stream_height (stream);
@@ -1169,7 +1169,7 @@ gst_dash_demux_get_audio_input_caps (GstDashDemux * demux,
   if (stream == NULL)
     return NULL;
 
-  /* if bitstreamSwitching is true we dont need to swich pads on rate/channels change */
+  /* if bitstreamSwitching is true we don't need to switch pads on rate/channels change */
   if (!gst_mpd_client_get_bitstream_switching_flag (stream)) {
     channels = gst_mpd_client_get_audio_stream_num_channels (stream);
     rate = gst_mpd_client_get_audio_stream_rate (stream);
@@ -1923,7 +1923,7 @@ gst_dash_demux_stream_get_target_time (GstDashDemux * dashdemux,
         "MUST SKIP to at least %" GST_TIME_FORMAT " (was %" GST_TIME_FORMAT ")",
         GST_TIME_ARGS (ret), GST_TIME_ARGS (min_position));
   } else if (diff < 4 * dashstream->average_download_time) {
-    /* Go forward a bit less aggresively (and at most 1s forward) */
+    /* Go forward a bit less aggressively (and at most 1s forward) */
     ret = gst_segment_position_from_running_time (&stream->segment,
         GST_FORMAT_TIME, min_running + MIN (GST_SECOND,
             2 * dashstream->average_download_time));
diff --git a/ext/dash/gstmpdparser.c b/ext/dash/gstmpdparser.c
index b75626cd7..371329667 100644
--- a/ext/dash/gstmpdparser.c
+++ b/ext/dash/gstmpdparser.c
@@ -4706,7 +4706,7 @@ gst_mpd_client_get_adaptation_sets_for_period (GstMpdClient * client,
    * to decide which one to use, so we have to resolve them all here
    */
   for (list = period->period->AdaptationSets; list;
-      /* advanced explicitely below */ ) {
+      /* advanced explicitly below */ ) {
     GstAdaptationSetNode *adapt_set = (GstAdaptationSetNode *) list->data;
     GList *new_adapt_sets = NULL, *prev, *next;
 
diff --git a/ext/directfb/dfbvideosink.c b/ext/directfb/dfbvideosink.c
index 2e44872c2..ae042e6eb 100644
--- a/ext/directfb/dfbvideosink.c
+++ b/ext/directfb/dfbvideosink.c
@@ -52,7 +52,7 @@
  *   application, that means it won't handle navigation events and won't resize
  *   the #GstDfbVideoSink:surface to fit video
  *   frames geometry. Application has to implement the necessary code to grab
- *   informations about the negotiated geometry and resize there
+ *   information about the negotiated geometry and resize there
  *   #GstDfbVideoSink:surface accordingly.
  *
  * For both modes the element implements a buffer pool allocation system to
diff --git a/ext/dtls/gstdtlsconnection.h b/ext/dtls/gstdtlsconnection.h
index 6260b935b..20751d537 100644
--- a/ext/dtls/gstdtlsconnection.h
+++ b/ext/dtls/gstdtlsconnection.h
@@ -107,7 +107,7 @@ void gst_dtls_connection_close(GstDtlsConnection *);
 void gst_dtls_connection_set_send_callback(GstDtlsConnection *, GClosure *);
 
 /*
- * Processes data that has been recevied, the transformation is done in-place.
+ * Processes data that has been received, the transformation is done in-place.
  * Returns the length of the plaintext data that was decoded, if no data is available, 0<= will be returned.
  */
 gint gst_dtls_connection_process(GstDtlsConnection *, gpointer ptr, gint len);
diff --git a/ext/hls/gsthlsdemux.c b/ext/hls/gsthlsdemux.c
index 80cecf42d..b5fe60e91 100644
--- a/ext/hls/gsthlsdemux.c
+++ b/ext/hls/gsthlsdemux.c
@@ -567,7 +567,7 @@ gst_hls_demux_set_current_variant (GstHLSDemux * hlsdemux,
   if (hlsdemux->current_variant != NULL) {
     gint i;
 
-    //#warning FIXME: Synching fragments across variants
+    //#warning FIXME: Syncing fragments across variants
     //  should be done based on media timestamps, and
     //  discont-sequence-numbers not sequence numbers.
     variant->m3u8->sequence_position =
@@ -647,7 +647,7 @@ gst_hls_demux_process_manifest (GstAdaptiveDemux * demux, GstBuffer * buf)
     gst_hls_demux_set_current_variant (hlsdemux, variant);      // FIXME: inline?
   }
 
-  /* get the selected media playlist (unless the inital list was one already) */
+  /* get the selected media playlist (unless the initial list was one already) */
   if (!hlsdemux->master->is_simple) {
     GError *err = NULL;
 
diff --git a/ext/kate/gstkatedec.c b/ext/kate/gstkatedec.c
index a2cec0970..dc781b190 100644
--- a/ext/kate/gstkatedec.c
+++ b/ext/kate/gstkatedec.c
@@ -58,7 +58,7 @@
  *
  * ## Example pipeline
  *
- * This explicitely decodes a Kate stream:
+ * This explicitly decodes a Kate stream:
  * |[
  * gst-launch-1.0 filesrc location=test.ogg ! oggdemux ! katedec ! fakesink silent=TRUE
  * ]|
diff --git a/ext/kate/gstkateenc.c b/ext/kate/gstkateenc.c
index d2cbeb0c7..2e62cb87b 100644
--- a/ext/kate/gstkateenc.c
+++ b/ext/kate/gstkateenc.c
@@ -198,7 +198,7 @@ gst_kate_enc_class_init (GstKateEncClass * klass)
           0, G_MAXINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
   g_object_class_install_property (gobject_class, ARG_KEEPALIVE_MIN_TIME,
-      g_param_spec_float ("keepalive-min-time", "Keepalive mimimum time",
+      g_param_spec_float ("keepalive-min-time", "Keepalive minimum time",
           "Minimum time to emit keepalive packets (0 disables keepalive packets)",
           0.0f, FLT_MAX, DEFAULT_KEEPALIVE_MIN_TIME,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
diff --git a/ext/ladspa/gstladspa.c b/ext/ladspa/gstladspa.c
index 92a6838a0..d19297c2b 100644
--- a/ext/ladspa/gstladspa.c
+++ b/ext/ladspa/gstladspa.c
@@ -103,7 +103,7 @@
  * ## Example Sink/Audio/LADSPA line with this plugins
  * |[
  * gst-launch-1.0 autoaudiosrc ! ladspa-cmt-so-amp-mono gain=2 ! ladspa-caps-so-plate ! ladspa-tap-echo-so-tap-stereo-echo l-delay=500 r-haas-delay=500 ! tee name=myT myT. ! audioconvert ! audioresample ! queue ! ladspasink-cmt-so-null-ai myT. ! audioconvert ! audioresample ! queue ! goom ! videoconvert ! xvimagesink pixel-aspect-ratio=3/4
- * ]| Get audio input, filter it trhough Mono Amplifier, CAPS Plate LADSPA and TAP Stereo Echo, explicitily anulate audio with Null (Audio Output), and play a visualization (recommended hearphones).
+ * ]| Get audio input, filter it trhough Mono Amplifier, CAPS Plate LADSPA and TAP Stereo Echo, explicitly anulate audio with Null (Audio Output), and play a visualization (recommended hearphones).
  *
  */
 
diff --git a/ext/libmms/gstmms.c b/ext/libmms/gstmms.c
index 56243a2b1..18f9ad85f 100644
--- a/ext/libmms/gstmms.c
+++ b/ext/libmms/gstmms.c
@@ -267,8 +267,9 @@ gst_mms_do_seek (GstBaseSrc * src, GstSegment * segment)
       return FALSE;
     }
     start = mmsx_get_current_pos (mmssrc->connection);
-    GST_INFO_OBJECT (mmssrc, "sought to %" GST_TIME_FORMAT ", offset after "
-        "seek: %" G_GINT64_FORMAT, GST_TIME_ARGS (segment->start), start);
+    GST_INFO_OBJECT (mmssrc,
+        "performed seek to %" GST_TIME_FORMAT ", offset after " "seek: %"
+        G_GINT64_FORMAT, GST_TIME_ARGS (segment->start), start);
   } else if (segment->format == GST_FORMAT_BYTES) {
     start = mmsx_seek (NULL, mmssrc->connection, segment->start, SEEK_SET);
     /* mmsx_seek will close and reopen the connection when seeking with the
@@ -277,7 +278,7 @@ gst_mms_do_seek (GstBaseSrc * src, GstSegment * segment)
       GST_DEBUG_OBJECT (mmssrc, "connection broken during seek");
       return FALSE;
     }
-    GST_INFO_OBJECT (mmssrc, "sought to: %" G_GINT64_FORMAT " bytes, "
+    GST_INFO_OBJECT (mmssrc, "performed seek to: %" G_GINT64_FORMAT " bytes, "
         "result: %" G_GINT64_FORMAT, segment->start, start);
   } else {
     GST_DEBUG_OBJECT (mmssrc, "unsupported seek segment format: %s",
diff --git a/ext/lv2/gstlv2filter.c b/ext/lv2/gstlv2filter.c
index 03181e5c9..dcd76c6b1 100644
--- a/ext/lv2/gstlv2filter.c
+++ b/ext/lv2/gstlv2filter.c
@@ -171,7 +171,7 @@ gst_lv2_filter_finalize (GObject * object)
 }
 
 #if 0
-/* Convert an LV2 port role to a Gst channel positon
+/* Convert an LV2 port role to a Gst channel position
  * WARNING: If the group has only a single port,
  * GST_AUDIO_CHANNEL_POSITION_FRONT_CENTER will be returned for pg:centerRole
  * (which is used by LV2 for mono groups), but this is not correct.  In this
@@ -291,7 +291,7 @@ gst_lv2_filter_setup (GstAudioFilter * gsp, const GstAudioInfo * info)
   if (!gst_lv2_setup (&self->lv2, GST_AUDIO_INFO_RATE (info)))
     goto no_instance;
 
-  /* FIXME Handle audio channel positionning while negotiating CAPS */
+  /* FIXME Handle audio channel positioning while negotiating CAPS */
 #if 0
   gint i;
   /* set input group pad audio channel position */
diff --git a/ext/lv2/gstlv2utils.c b/ext/lv2/gstlv2utils.c
index 57986812f..7198a7cdf 100644
--- a/ext/lv2/gstlv2utils.c
+++ b/ext/lv2/gstlv2utils.c
@@ -847,7 +847,7 @@ gst_lv2_class_init (GstLV2Class * lv2_class, GType type)
         optional_pred);
     GstLV2Port desc = { j, GST_LV2_PORT_AUDIO, -1, };
     LilvNodes *lv2group = lilv_port_get (lv2plugin, port, group_pred);
-    /* FIXME Handle channels positionning
+    /* FIXME Handle channels positioning
      * GstAudioChannelPosition position = GST_AUDIO_CHANNEL_POSITION_INVALID; */
 
     if (lv2group) {
@@ -862,7 +862,7 @@ gst_lv2_class_init (GstLV2Class * lv2_class, GType type)
         group->ports = g_array_new (FALSE, TRUE, sizeof (GstLV2Port));
       }
 
-      /* FIXME Handle channels positionning
+      /* FIXME Handle channels positioning
          position = GST_AUDIO_CHANNEL_POSITION_FRONT_LEFT;
          sub_values = lilv_port_get_value (lv2plugin, port, designation_pred);
          if (lilv_nodes_size (sub_values) > 0) {
diff --git a/ext/mpeg2enc/gstmpeg2enc.cc b/ext/mpeg2enc/gstmpeg2enc.cc
index 9bec3ef07..bdcafe99c 100644
--- a/ext/mpeg2enc/gstmpeg2enc.cc
+++ b/ext/mpeg2enc/gstmpeg2enc.cc
@@ -44,7 +44,7 @@
  * In particular, default property values are dependent on the format,
  * and can even be forcibly restrained to certain pre-sets (and thereby ignored).
  * Note that the (S)VCD profiles also restrict the image size, so some scaling
- * may be needed to accomodate this.  The so-called generic profiles (as used
+ * may be needed to accommodate this.  The so-called generic profiles (as used
  * in the example above) allow most parameters to be adjusted.
  *
  * |[
diff --git a/ext/mpeg2enc/gstmpeg2encoptions.cc b/ext/mpeg2enc/gstmpeg2encoptions.cc
index b27a70f3d..5cfda38ba 100644
--- a/ext/mpeg2enc/gstmpeg2encoptions.cc
+++ b/ext/mpeg2enc/gstmpeg2encoptions.cc
@@ -375,7 +375,7 @@ GstMpeg2EncOptions::initProperties (GObjectClass * klass)
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
   g_object_class_install_property (klass, ARG_UNIT_COEFF_ELIM,
       g_param_spec_int ("unit-coeff-elim", "Unit coefficience elimination",
-          "How agressively small-unit picture blocks should be skipped",
+          "How aggressively small-unit picture blocks should be skipped",
           -40, 40, 0, 
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
 
diff --git a/ext/neon/gstneonhttpsrc.c b/ext/neon/gstneonhttpsrc.c
index a0bf63118..7364cfa5d 100644
--- a/ext/neon/gstneonhttpsrc.c
+++ b/ext/neon/gstneonhttpsrc.c
@@ -298,7 +298,7 @@ gst_neonhttp_src_set_property (GObject * object, guint prop_id,
         goto done;
       }
       if (!gst_neonhttp_src_set_proxy (src, proxy)) {
-        GST_WARNING ("badly formated proxy");
+        GST_WARNING ("badly formatted proxy");
         goto done;
       }
       break;
@@ -314,7 +314,7 @@ gst_neonhttp_src_set_property (GObject * object, guint prop_id,
         goto done;
       }
       if (!gst_neonhttp_src_set_location (src, location, NULL)) {
-        GST_WARNING ("badly formated location");
+        GST_WARNING ("badly formatted location");
         goto done;
       }
       break;
@@ -429,7 +429,7 @@ gst_neonhttp_src_get_property (GObject * object, guint prop_id,
 static void
 oom_callback (void)
 {
-  GST_ERROR ("memory exeception in neon");
+  GST_ERROR ("memory exception in neon");
 }
 
 static GstFlowReturn
diff --git a/ext/opencv/MotionCells.cpp b/ext/opencv/MotionCells.cpp
index afa772fc6..85c72286a 100644
--- a/ext/opencv/MotionCells.cpp
+++ b/ext/opencv/MotionCells.cpp
@@ -408,7 +408,7 @@ MotionCells::calculateMotionPercentInCell (int p_row, int p_col,
       cntpixelsnum++;
       if ((((uchar *) (m_pbwImage.data + m_pbwImage.step[0] * i))[j]) > 0) {
         cntmotionpixelnum++;
-        if (cntmotionpixelnum >= thresholdmotionpixelnum) {     //we dont needs calculate anymore
+        if (cntmotionpixelnum >= thresholdmotionpixelnum) {     //we don't need to calculate anymore
           *p_motionarea = cntmotionpixelnum;
           return (cntmotionpixelnum / cntpixelsnum);
         }
diff --git a/ext/opencv/gstcvdilate.cpp b/ext/opencv/gstcvdilate.cpp
index defe2d464..6e450f975 100644
--- a/ext/opencv/gstcvdilate.cpp
+++ b/ext/opencv/gstcvdilate.cpp
@@ -88,7 +88,7 @@ gst_cv_dilate_class_init (GstCvDilateClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstcvdilateerode.cpp b/ext/opencv/gstcvdilateerode.cpp
index 0d8ee3e9c..794783c76 100644
--- a/ext/opencv/gstcvdilateerode.cpp
+++ b/ext/opencv/gstcvdilateerode.cpp
@@ -149,7 +149,7 @@ gst_cv_dilate_erode_class_init (GstCvDilateErodeClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstcverode.cpp b/ext/opencv/gstcverode.cpp
index 28551b004..4569275e2 100644
--- a/ext/opencv/gstcverode.cpp
+++ b/ext/opencv/gstcverode.cpp
@@ -88,7 +88,7 @@ gst_cv_erode_class_init (GstCvErodeClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstcvsmooth.cpp b/ext/opencv/gstcvsmooth.cpp
index 02c995d5d..0e22db69a 100644
--- a/ext/opencv/gstcvsmooth.cpp
+++ b/ext/opencv/gstcvsmooth.cpp
@@ -237,7 +237,7 @@ gst_cv_smooth_class_init (GstCvSmoothClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstdewarp.cpp b/ext/opencv/gstdewarp.cpp
index 3c123c573..15860c26a 100644
--- a/ext/opencv/gstdewarp.cpp
+++ b/ext/opencv/gstdewarp.cpp
@@ -90,9 +90,9 @@ dewarp_display_mode_get_type (void)
   static GType dewarp_display_mode_type = 0;
   static const GEnumValue dewarp_display_mode[] = {
     {GST_DEWARP_DISPLAY_PANORAMA, "Single panorama image", "single-panorama"},
-    {GST_DEWARP_DISPLAY_DOUBLE_PANORAMA, "Dewarped image is splitted in two "
+    {GST_DEWARP_DISPLAY_DOUBLE_PANORAMA, "Dewarped image is split in two "
           "images displayed one below the other", "double-panorama"},
-    {GST_DEWARP_DISPLAY_QUAD_VIEW, "Dewarped image is splitted in four images "
+    {GST_DEWARP_DISPLAY_QUAD_VIEW, "Dewarped image is split in four images "
           "dysplayed as a quad view",
         "quad-view"},
     {0, NULL, NULL},
@@ -301,7 +301,7 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
         filter->x_center = v;
         filter->need_map_update = TRUE;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "x center setted to %f", filter->x_center);
+        GST_LOG_OBJECT (filter, "x center set to %f", filter->x_center);
       }
       break;
     case PROP_Y_CENTER:
@@ -310,7 +310,7 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
         filter->y_center = v;
         filter->need_map_update = TRUE;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "y center setted to %f", filter->y_center);
+        GST_LOG_OBJECT (filter, "y center set to %f", filter->y_center);
       }
       break;
     case PROP_INNER_RADIUS:
@@ -319,7 +319,7 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
         filter->inner_radius = v;
         filter->need_map_update = TRUE;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "inner radius setted to %f",
+        GST_LOG_OBJECT (filter, "inner radius set to %f",
             filter->inner_radius);
       }
       break;
@@ -329,7 +329,7 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
         filter->outer_radius = v;
         filter->need_map_update = TRUE;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "outer radius setted to %f",
+        GST_LOG_OBJECT (filter, "outer radius set to %f",
             filter->outer_radius);
       }
       break;
@@ -339,7 +339,7 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
         filter->remap_correction_x = v;
         filter->need_map_update = TRUE;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "x remap correction setted to %f",
+        GST_LOG_OBJECT (filter, "x remap correction set to %f",
             filter->remap_correction_x);
       }
       break;
@@ -349,13 +349,13 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
         filter->remap_correction_y = v;
         filter->need_map_update = TRUE;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "y remap correction setted to %f",
+        GST_LOG_OBJECT (filter, "y remap correction set to %f",
             filter->remap_correction_y);
       }
       break;
     case PROP_INTERPOLATION_MODE:
       filter->interpolation_mode = g_value_get_enum (value);
-      GST_LOG_OBJECT (filter, "interpolation mode setted to %" G_GINT32_FORMAT,
+      GST_LOG_OBJECT (filter, "interpolation mode set to %" G_GINT32_FORMAT,
           filter->interpolation_mode);
       break;
     case PROP_DISPLAY_MODE:
@@ -363,7 +363,7 @@ gst_dewarp_set_property (GObject * object, guint prop_id,
       if (disp_mode != filter->display_mode) {
         filter->display_mode = disp_mode;
         need_reconfigure = TRUE;
-        GST_LOG_OBJECT (filter, "display mode setted to %" G_GINT32_FORMAT,
+        GST_LOG_OBJECT (filter, "display mode set to %" G_GINT32_FORMAT,
             filter->display_mode);
       }
       break;
@@ -510,7 +510,7 @@ gst_dewarp_calculate_dimensions (GstDewarp * filter, GstPadDirection direction,
       }
 
       /* if outer_radius and inner radius are very close then width and height
-         could be 0, we assume passtrough in this case
+         could be 0, we assume passthrough in this case
        */
       if (G_UNLIKELY (*out_width == 0) || G_UNLIKELY (*out_height == 0)) {
         GST_WARNING_OBJECT (filter,
diff --git a/ext/opencv/gstdisparity.cpp b/ext/opencv/gstdisparity.cpp
index e584c26c6..212bcb829 100644
--- a/ext/opencv/gstdisparity.cpp
+++ b/ext/opencv/gstdisparity.cpp
@@ -370,7 +370,7 @@ gst_disparity_handle_sink_event (GstPad * pad,
       GST_INFO_OBJECT (pad, " Negotiating caps via event %" GST_PTR_FORMAT,
           caps);
       if (!gst_pad_has_current_caps (fs->srcpad)) {
-        /* Init image info (widht, height, etc) and all OpenCV matrices */
+        /* Init image info (width, height, etc) and all OpenCV matrices */
         initialise_disparity (fs, info.width, info.height,
             info.finfo->n_components);
 
diff --git a/ext/opencv/gstedgedetect.cpp b/ext/opencv/gstedgedetect.cpp
index 04a4681ba..9ef4e10c6 100644
--- a/ext/opencv/gstedgedetect.cpp
+++ b/ext/opencv/gstedgedetect.cpp
@@ -169,7 +169,7 @@ gst_edge_detect_class_init (GstEdgeDetectClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstfaceblur.cpp b/ext/opencv/gstfaceblur.cpp
index 7de576dcd..0dd4df6be 100644
--- a/ext/opencv/gstfaceblur.cpp
+++ b/ext/opencv/gstfaceblur.cpp
@@ -210,7 +210,7 @@ gst_face_blur_class_init (GstFaceBlurClass * klass)
           DEFAULT_SCALE_FACTOR,
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
   g_object_class_install_property (gobject_class, PROP_MIN_NEIGHBORS,
-      g_param_spec_int ("min-neighbors", "Mininum neighbors",
+      g_param_spec_int ("min-neighbors", "Minimum neighbors",
           "Minimum number (minus 1) of neighbor rectangles that makes up "
           "an object", 0, G_MAXINT, DEFAULT_MIN_NEIGHBORS,
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
@@ -235,7 +235,7 @@ gst_face_blur_class_init (GstFaceBlurClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstfacedetect.cpp b/ext/opencv/gstfacedetect.cpp
index e6a32df39..0ef4c32d2 100644
--- a/ext/opencv/gstfacedetect.cpp
+++ b/ext/opencv/gstfacedetect.cpp
@@ -320,7 +320,7 @@ gst_face_detect_class_init (GstFaceDetectClass * klass)
           1.1, 10.0, DEFAULT_SCALE_FACTOR,
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
   g_object_class_install_property (gobject_class, PROP_MIN_NEIGHBORS,
-      g_param_spec_int ("min-neighbors", "Mininum neighbors",
+      g_param_spec_int ("min-neighbors", "Minimum neighbors",
           "Minimum number (minus 1) of neighbor rectangles that makes up "
           "an object", 0, G_MAXINT, DEFAULT_MIN_NEIGHBORS,
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
diff --git a/ext/opencv/gstgrabcut.cpp b/ext/opencv/gstgrabcut.cpp
index 4c32c1029..1c0b8fecd 100644
--- a/ext/opencv/gstgrabcut.cpp
+++ b/ext/opencv/gstgrabcut.cpp
@@ -203,7 +203,7 @@ IF nothing is present, then nothing is done.", "Miguel Casas-Sanchez <miguelecas
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gstretinex.cpp b/ext/opencv/gstretinex.cpp
index 84706f04a..48e8bfda5 100644
--- a/ext/opencv/gstretinex.cpp
+++ b/ext/opencv/gstretinex.cpp
@@ -161,7 +161,7 @@ gst_retinex_class_init (GstRetinexClass * klass)
           (GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
 
   gst_element_class_set_static_metadata (element_class,
-      "Retinex image colour enhacement", "Filter/Effect/Video",
+      "Retinex image colour enhancement", "Filter/Effect/Video",
       "Multiscale retinex for colour image enhancement",
       "Miguel Casas-Sanchez <miguelecasassanchez@gmail.com>");
 
@@ -171,7 +171,7 @@ gst_retinex_class_init (GstRetinexClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
@@ -277,7 +277,7 @@ gst_retinex_transform_ip (GstOpencvVideoFilter * filter, GstBuffer * buf,
     img.convertTo (retinex->cvA, retinex->cvA.type ());
     log (retinex->cvA, retinex->cvB);
 
-    /*  Compute log of blured image */
+    /*  Compute log of blurred image */
     filter_size = (int) floor (sigma * 6) / 2;
     filter_size = filter_size * 2 + 1;
 
@@ -294,7 +294,7 @@ gst_retinex_transform_ip (GstOpencvVideoFilter * filter, GstBuffer * buf,
   }
   /* Multiscale retinex restoration.  The image and a set of filtered images are
      converted to the log domain and subtracted from the original with some set
-     of weights. Typicaly called with three equally weighted scales of fine,
+     of weights. Typically called with three equally weighted scales of fine,
      medium and wide standard deviations.
      O = Log(I) - sum_i [ wi * Log(H(I)) ]
      where O is the output, H is a gaussian 2d filter and I is the input image
diff --git a/ext/opencv/gstsegmentation.cpp b/ext/opencv/gstsegmentation.cpp
index e0401d0e7..b28409a8c 100644
--- a/ext/opencv/gstsegmentation.cpp
+++ b/ext/opencv/gstsegmentation.cpp
@@ -7,7 +7,7 @@
  *  and adapted. Its license reads:
  *  "Oct. 3, 2008
  *   Right to use this code in any way you want without warrenty, support or
- *   any guarentee of it working. "
+ *   any guarantee of it working. "
  *
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -72,7 +72,7 @@
  * mixture model for real-time tracking with shadow detection", Proc. 2nd
  * European Workshop on Advanced Video-Based Surveillance Systems, 2001
  * [5] http://opencv.itseez.com/modules/video/doc/motion_analysis_and_object_tracking.html#backgroundsubtractormog2
- * [6] Z.Zivkovic, "Improved adaptive Gausian mixture model for background
+ * [6] Z.Zivkovic, "Improved adaptive Gaussian mixture model for background
  * subtraction", International Conference Pattern Recognition, UK, August, 2004.
  * [7] Z.Zivkovic, F. van der Heijden, "Efficient Adaptive Density Estimation
  * per Image Pixel for the Task of Background Subtraction", Pattern Recognition
@@ -230,7 +230,7 @@ gst_segmentation_class_init (GstSegmentationClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
@@ -421,7 +421,7 @@ gst_segmentation_transform_ip (GstOpencvVideoFilter * cvfilter,
    * OpenCV MOG2 implements the algorithm described in [2] and [3].
    *
    * [1] http://opencv.itseez.com/modules/video/doc/motion_analysis_and_object_tracking.html#backgroundsubtractormog2
-   * [2] Z.Zivkovic, "Improved adaptive Gausian mixture model for background
+   * [2] Z.Zivkovic, "Improved adaptive Gaussian mixture model for background
    * subtraction", International Conference Pattern Recognition, UK, Aug 2004.
    * [3] Z.Zivkovic, F. van der Heijden, "Efficient Adaptive Density Estimation
    * per Image Pixel for the Task of Background Subtraction", Pattern
@@ -630,7 +630,7 @@ clear_stale_entries (codeBook * c)
   maxMod Add this (possibly negative) number onto
 
   max level when determining if new pixel is foreground
-  minMod Subract this (possibly negative) number from
+  minMod Subtract this (possibly negative) number from
   min level when determining if new pixel is foreground
 
   NOTES:
@@ -770,7 +770,7 @@ run_mog2_iteration (GstSegmentation * filter)
      [2] and [3].
 
      [1] http://opencv.itseez.com/modules/video/doc/motion_analysis_and_object_tracking.html#backgroundsubtractormog2
-     [2] Z.Zivkovic, "Improved adaptive Gausian mixture model for background
+     [2] Z.Zivkovic, "Improved adaptive Gaussian mixture model for background
      subtraction", International Conference Pattern Recognition, UK, August, 2004.
      [3] Z.Zivkovic, F. van der Heijden, "Efficient Adaptive Density Estimation per
      Image Pixel for the Task of Background Subtraction", Pattern Recognition
diff --git a/ext/opencv/gstskindetect.cpp b/ext/opencv/gstskindetect.cpp
index 60d0697be..105e83495 100644
--- a/ext/opencv/gstskindetect.cpp
+++ b/ext/opencv/gstskindetect.cpp
@@ -168,7 +168,7 @@ gst_skin_detect_class_init (GstSkinDetectClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/opencv/gsttextoverlay.cpp b/ext/opencv/gsttextoverlay.cpp
index b8e2be300..950087b64 100644
--- a/ext/opencv/gsttextoverlay.cpp
+++ b/ext/opencv/gsttextoverlay.cpp
@@ -217,7 +217,7 @@ gst_opencv_text_overlay_class_init (GstOpencvTextOverlayClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/resindvd/gstmpegdemux.c b/ext/resindvd/gstmpegdemux.c
index a35a6a411..02ce48a53 100644
--- a/ext/resindvd/gstmpegdemux.c
+++ b/ext/resindvd/gstmpegdemux.c
@@ -2087,7 +2087,7 @@ gst_flups_demux_is_pes_sync (guint32 sync)
       ((sync & 0xe0) == 0xc0) || ((sync & 0xf0) == 0xe0);
 }
 
-/* If we can pull that's prefered */
+/* If we can pull that's preferred */
 static gboolean
 gst_flups_demux_sink_activate (GstPad * sinkpad, GstObject * parent)
 {
diff --git a/ext/resindvd/resindvdsrc.c b/ext/resindvd/resindvdsrc.c
index f18816019..b4b8f9258 100644
--- a/ext/resindvd/resindvdsrc.c
+++ b/ext/resindvd/resindvdsrc.c
@@ -2827,7 +2827,7 @@ rsn_dvdsrc_do_seek (GstBaseSrc * bsrc, GstSegment * segment)
   gboolean ret = FALSE;
 
   if (segment->format == rsndvd_format || src->first_seek) {
-    /* The internal format has alread served its purpose of waking
+    /* The internal format has already served its purpose of waking
      * everything up and flushing, we just need to step to the next
      * data block (below) so we know our new position */
     ret = TRUE;
diff --git a/ext/resindvd/rsninputselector.c b/ext/resindvd/rsninputselector.c
index 4542edec3..debee91ec 100644
--- a/ext/resindvd/rsninputselector.c
+++ b/ext/resindvd/rsninputselector.c
@@ -1201,7 +1201,7 @@ gst_input_selector_class_init (RsnInputSelectorClass * klass)
    *
    * The active pad may push more buffers than what is currently displayed/consumed
    * and when changing pads those buffers will be discarded and the only way to
-   * reactivate that pad without loosing the already consumed buffers is to enable cache.
+   * reactivate that pad without losing the already consumed buffers is to enable cache.
    */
   g_object_class_install_property (gobject_class, PROP_CACHE_BUFFERS,
       g_param_spec_boolean ("cache-buffers", "Cache Buffers",
diff --git a/ext/rtmp/gstrtmpsrc.c b/ext/rtmp/gstrtmpsrc.c
index 0ad97abef..1db02e278 100644
--- a/ext/rtmp/gstrtmpsrc.c
+++ b/ext/rtmp/gstrtmpsrc.c
@@ -579,7 +579,7 @@ success:
   /* This is set here so that the call to create() above doesn't clear it */
   src->discont = TRUE;
 
-  GST_DEBUG_OBJECT (src, "Seek to %" GST_TIME_FORMAT " successfull",
+  GST_DEBUG_OBJECT (src, "Seek to %" GST_TIME_FORMAT " successful",
       GST_TIME_ARGS (segment->start));
 
   return TRUE;
diff --git a/ext/soundtouch/gstpitch.cc b/ext/soundtouch/gstpitch.cc
index 89bab3f07..9ab0d1d7f 100644
--- a/ext/soundtouch/gstpitch.cc
+++ b/ext/soundtouch/gstpitch.cc
@@ -669,7 +669,7 @@ gst_pitch_src_query (GstPad * pad, GstObject * parent, GstQuery * query)
 /* this function returns FALSE if not enough data is known to transform the
  * segment into proper downstream values.  If the function does return false
  * the segment should be stalled until enough information is available.
- * If the funtion returns TRUE, event will be replaced by the new downstream
+ * If the function returns TRUE, event will be replaced by the new downstream
  * compatible event.
  */
 static gboolean
diff --git a/ext/spandsp/gstdtmfdetect.c b/ext/spandsp/gstdtmfdetect.c
index df7fc7ef1..6adf37153 100644
--- a/ext/spandsp/gstdtmfdetect.c
+++ b/ext/spandsp/gstdtmfdetect.c
@@ -34,7 +34,7 @@
  * * gint `type` (0-1): The application uses this field to specify which of the two methods
  *   specified in RFC 2833 to use. The value should be 0 for tones and 1 for
  *   named events. Tones are specified by their frequencies and events are
- *   specfied by their number. This element can only take events as input.
+ *   specified by their number. This element can only take events as input.
  *   Do not confuse with "method" which specified the output.
  * * gint `number` (0-16): The event number.
  * * gint `method` (2): This field will always been 2 (ie sound) from this element.
diff --git a/ext/spandsp/gsttonegeneratesrc.c b/ext/spandsp/gsttonegeneratesrc.c
index c80679927..341aeab5a 100644
--- a/ext/spandsp/gsttonegeneratesrc.c
+++ b/ext/spandsp/gsttonegeneratesrc.c
@@ -139,7 +139,7 @@ gst_tone_generate_src_class_init (GstToneGenerateSrcClass * klass)
 
   g_object_class_install_property (gobject_class, PROP_REPEAT,
       g_param_spec_boolean ("repeat", "Repeat the specified tone period ",
-          "Whether to repeat specified tone indefinitly", DEFAULT_REPEAT,
+          "Whether to repeat specified tone indefinitely", DEFAULT_REPEAT,
           G_PARAM_READWRITE));
 
   gst_element_class_add_static_pad_template (gstelement_class,
diff --git a/ext/srt/gstsrtobject.c b/ext/srt/gstsrtobject.c
index cbc3cfd5f..4ae8a4dc9 100644
--- a/ext/srt/gstsrtobject.c
+++ b/ext/srt/gstsrtobject.c
@@ -429,7 +429,7 @@ gst_srt_object_install_properties_helper (GObjectClass * gobject_class)
    */
   g_object_class_install_property (gobject_class, PROP_POLL_TIMEOUT,
       g_param_spec_int ("poll-timeout", "Poll timeout",
-          "Return poll wait after timeout miliseconds (-1 = infinite)", -1,
+          "Return poll wait after timeout milliseconds (-1 = infinite)", -1,
           G_MAXINT32, GST_SRT_DEFAULT_POLL_TIMEOUT,
           G_PARAM_READWRITE | GST_PARAM_MUTABLE_READY |
           G_PARAM_STATIC_STRINGS));
diff --git a/ext/srtp/gstsrtpdec.c b/ext/srtp/gstsrtpdec.c
index 47ebfae0b..33880bc9e 100644
--- a/ext/srtp/gstsrtpdec.c
+++ b/ext/srtp/gstsrtpdec.c
@@ -292,7 +292,7 @@ gst_srtp_dec_class_init (GstSrtpDecClass * klass)
    * @gstsrtpdec: the element on which the signal is emitted
    * @ssrc: The unique SSRC of the stream
    *
-   * Signal emited to get the parameters relevant to stream
+   * Signal emitted to get the parameters relevant to stream
    * with @ssrc. User should provide the key and the RTP and
    * RTCP encryption ciphers and authentication, and return
    * them wrapped in a GstCaps.
@@ -318,7 +318,7 @@ gst_srtp_dec_class_init (GstSrtpDecClass * klass)
    * @gstsrtpdec: the element on which the signal is emitted
    * @ssrc: The unique SSRC of the stream
    *
-   * Signal emited when the stream with @ssrc has reached the
+   * Signal emitted when the stream with @ssrc has reached the
    * soft limit of utilisation of it's master encryption key.
    * User should provide a new key and new RTP and RTCP encryption
    * ciphers and authentication, and return them wrapped in a
@@ -333,7 +333,7 @@ gst_srtp_dec_class_init (GstSrtpDecClass * klass)
    * @gstsrtpdec: the element on which the signal is emitted
    * @ssrc: The unique SSRC of the stream
    *
-   * Signal emited when the stream with @ssrc has reached the
+   * Signal emitted when the stream with @ssrc has reached the
    * hard limit of utilisation of it's master encryption key.
    * User should provide a new key and new RTP and RTCP encryption
    * ciphers and authentication, and return them wrapped in a
@@ -361,7 +361,7 @@ gst_srtp_dec_class_init (GstSrtpDecClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/ext/srtp/gstsrtpenc.c b/ext/srtp/gstsrtpenc.c
index ae6b450ab..d677afcce 100644
--- a/ext/srtp/gstsrtpenc.c
+++ b/ext/srtp/gstsrtpenc.c
@@ -56,7 +56,7 @@
  * An application can request multiple RTP and RTCP pads to protect,
  * but every sink pad requested must receive packets from the same
  * source (identical SSRC). If a packet received contains a different
- * SSRC, a warning is emited and the valid SSRC is forced on the packet.
+ * SSRC, a warning is emitted and the valid SSRC is forced on the packet.
  *
  * This element uses libsrtp library. When receiving the first packet,
  * the library is initialized with a new stream (based on the SSRC). It
@@ -335,7 +335,7 @@ gst_srtp_enc_class_init (GstSrtpEncClass * klass)
    * GstSrtpEnc::soft-limit:
    * @gstsrtpenc: the element on which the signal is emitted
    *
-   * Signal emited when the stream with @ssrc has reached the soft
+   * Signal emitted when the stream with @ssrc has reached the soft
    * limit of utilisation of it's master encryption key. User should
    * provide a new key by setting the #GstSrtpEnc:key property.
    */
@@ -484,7 +484,7 @@ done:
   return ret;
 }
 
-/* Release ressources and set default values
+/* Release resources and set default values
  */
 static void
 gst_srtp_enc_reset_no_lock (GstSrtpEnc * filter)
diff --git a/ext/ttml/subtitle.h b/ext/ttml/subtitle.h
index cf67fd4ef..c0a1641b2 100644
--- a/ext/ttml/subtitle.h
+++ b/ext/ttml/subtitle.h
@@ -127,7 +127,7 @@ struct _GstSubtitleColor {
  * @GST_SUBTITLE_TEXT_DIRECTION_RTL: Text direction is right-to-left.
  *
  * Defines the progression direction of unicode text that is being treated by
- * the unicode bidirectional algorithm as embedded or overidden (see
+ * the unicode bidirectional algorithm as embedded or overridden (see
  * http://unicode.org/reports/tr9/ for more details of the unicode
  * bidirectional algorithm).
  */
@@ -269,7 +269,7 @@ typedef enum {
 /**
  * GstSubtitleStyleSet:
  * @text_direction: Defines the direction of text that has been declared by the
- * #GstSubtitleStyleSet:unicode_bidi attribute to be embbedded or overridden.
+ * #GstSubtitleStyleSet:unicode_bidi attribute to be embedded or overridden.
  * Applies to both #GstSubtitleBlocks and #GstSubtitleElements.
  * @font_family: The name of the font family that should be used to render the
  * text of an inline element. Applies only to #GstSubtitleElements.
diff --git a/ext/ttml/ttmlparse.c b/ext/ttml/ttmlparse.c
index e097644fb..102ac26de 100644
--- a/ext/ttml/ttmlparse.c
+++ b/ext/ttml/ttmlparse.c
@@ -1297,7 +1297,7 @@ ttml_handle_element_whitespace (GNode * node, gpointer data)
     gunichar u = g_utf8_get_char (c);
     gint nbytes = g_unichar_to_utf8 (u, buf);
 
-    /* Repace each newline or tab with a space. */
+    /* Replace each newline or tab with a space. */
     if (nbytes == 1 && (buf[0] == TTML_CHAR_LF || buf[0] == TTML_CHAR_TAB)) {
       *c = ' ';
       buf[0] = TTML_CHAR_SPACE;
diff --git a/ext/vulkan/vkdownload.c b/ext/vulkan/vkdownload.c
index fa9fa4902..13b41b78c 100644
--- a/ext/vulkan/vkdownload.c
+++ b/ext/vulkan/vkdownload.c
@@ -634,7 +634,7 @@ gst_vulkan_download_change_state (GstElement * element,
       if (!gst_vulkan_ensure_element_data (element, NULL,
               &vk_download->instance)) {
         GST_ELEMENT_ERROR (vk_download, RESOURCE, NOT_FOUND,
-            ("Failed to retreive vulkan instance"), (NULL));
+            ("Failed to retrieve vulkan instance"), (NULL));
         return GST_STATE_CHANGE_FAILURE;
       }
       if (!gst_vulkan_device_run_context_query (GST_ELEMENT (vk_download),
diff --git a/ext/vulkan/vkfullscreenrender.c b/ext/vulkan/vkfullscreenrender.c
index b627e943b..5de6a1bd2 100644
--- a/ext/vulkan/vkfullscreenrender.c
+++ b/ext/vulkan/vkfullscreenrender.c
@@ -729,7 +729,7 @@ gst_vulkan_full_screen_render_start (GstBaseTransform * bt)
   if (!gst_vulkan_ensure_element_data (GST_ELEMENT (bt), NULL,
           &render->instance)) {
     GST_ELEMENT_ERROR (render, RESOURCE, NOT_FOUND,
-        ("Failed to retreive vulkan instance"), (NULL));
+        ("Failed to retrieve vulkan instance"), (NULL));
     return FALSE;
   }
   if (!gst_vulkan_device_run_context_query (GST_ELEMENT (render),
diff --git a/ext/vulkan/vkshader.c b/ext/vulkan/vkshader.c
index e444e7fa9..dc9cff715 100644
--- a/ext/vulkan/vkshader.c
+++ b/ext/vulkan/vkshader.c
@@ -53,11 +53,11 @@ _vk_create_shader (GstVulkanDevice * device, gchar * code, gsize size,
   g_return_val_if_fail (first_word == SPIRV_MAGIC_NUMBER_NE
       || first_word == SPIRV_MAGIC_NUMBER_OE, NULL);
   if (first_word == SPIRV_MAGIC_NUMBER_OE) {
-    /* endianess swap... */
+    /* endianness swap... */
     guint32 *old_code = (guint32 *) code;
     gsize i;
 
-    GST_DEBUG ("performaing endianess conversion on spirv shader of size %"
+    GST_DEBUG ("performaing endianness conversion on spirv shader of size %"
         G_GSIZE_FORMAT, size);
     new_code = g_new0 (guint32, size / 4);
 
diff --git a/ext/vulkan/vkupload.c b/ext/vulkan/vkupload.c
index 7b1b3b1eb..c0f220f30 100644
--- a/ext/vulkan/vkupload.c
+++ b/ext/vulkan/vkupload.c
@@ -1352,7 +1352,7 @@ gst_vulkan_upload_change_state (GstElement * element, GstStateChange transition)
     case GST_STATE_CHANGE_READY_TO_PAUSED:
       if (!gst_vulkan_ensure_element_data (element, NULL, &vk_upload->instance)) {
         GST_ELEMENT_ERROR (vk_upload, RESOURCE, NOT_FOUND,
-            ("Failed to retreive vulkan instance"), (NULL));
+            ("Failed to retrieve vulkan instance"), (NULL));
         return GST_STATE_CHANGE_FAILURE;
       }
       if (!gst_vulkan_device_run_context_query (GST_ELEMENT (vk_upload),
diff --git a/ext/vulkan/vkviewconvert.c b/ext/vulkan/vkviewconvert.c
index da46b8838..2e60285f6 100644
--- a/ext/vulkan/vkviewconvert.c
+++ b/ext/vulkan/vkviewconvert.c
@@ -1604,7 +1604,7 @@ fixate_size (GstVulkanViewConvert * viewconvert,
         goto done;
       }
 
-      /* If all this failed, keep the height that was nearest to the orignal
+      /* If all this failed, keep the height that was nearest to the original
        * height and the nearest possible width. This changes the DAR but
        * there's not much else to do here.
        */
diff --git a/ext/wayland/gstwaylandsink.c b/ext/wayland/gstwaylandsink.c
index bab57fd97..9e0d4d4b9 100644
--- a/ext/wayland/gstwaylandsink.c
+++ b/ext/wayland/gstwaylandsink.c
@@ -795,7 +795,7 @@ gst_wayland_sink_show_frame (GstVideoSink * vsink, GstBuffer * buffer)
         gst_buffer_pool_config_set_params (config, caps, sink->video_info.size,
             2, 0);
 
-        /* This is a video pool, it should not fail with basic setings */
+        /* This is a video pool, it should not fail with basic settings */
         if (!gst_buffer_pool_set_config (sink->pool, config) ||
             !gst_buffer_pool_set_active (sink->pool, TRUE))
           goto activate_failed;
diff --git a/ext/wayland/wlbuffer.c b/ext/wayland/wlbuffer.c
index 21214604f..74d62162f 100644
--- a/ext/wayland/wlbuffer.c
+++ b/ext/wayland/wlbuffer.c
@@ -57,7 +57,7 @@
  * holds a reference to the GstWlBuffer, but without having an actual reference.
  * When we kill the display, there is no way for the GstWlBuffer, the associated
  * GstBuffer and the GstBufferPool to get destroyed, so we are going to leak a
- * fair ammount of memory.
+ * fair amount of memory.
  *
  * Normally, this rarely happens, because the compositor releases buffers
  * almost immediately and when waylandsink stops, they are already released.
diff --git a/ext/webp/gstwebpdec.c b/ext/webp/gstwebpdec.c
index 85bb5bf36..2b9c2466e 100644
--- a/ext/webp/gstwebpdec.c
+++ b/ext/webp/gstwebpdec.c
@@ -380,7 +380,7 @@ gst_webp_dec_update_src_caps (GstWebPDec * dec, GstMapInfo * map_info)
 
   if (features.width < MIN_WIDTH || features.width > MAX_WIDTH
       || features.height < MIN_HEIGHT || features.height > MAX_HEIGHT) {
-    GST_ERROR_OBJECT (dec, "Dimensions of the frame is unspported by libwebp");
+    GST_ERROR_OBJECT (dec, "Dimensions of the frame is unsupported by libwebp");
     return GST_FLOW_ERROR;
   }
 
diff --git a/ext/webrtc/gstwebrtcbin.c b/ext/webrtc/gstwebrtcbin.c
index 5e101deae..bd9cd0908 100644
--- a/ext/webrtc/gstwebrtcbin.c
+++ b/ext/webrtc/gstwebrtcbin.c
@@ -87,7 +87,7 @@
  * balanced bundle policy
  * setting custom DTLS certificates
  *
- * seperate session id's from mlineindex properly
+ * separate session id's from mlineindex properly
  * how to deal with replacing a input/output track/stream
  */
 
@@ -1411,7 +1411,7 @@ _find_codec_preferences (GstWebRTCBin * webrtc,
   WebRTCTransceiver *trans = (WebRTCTransceiver *) rtp_trans;
   GstCaps *ret = NULL;
 
-  GST_LOG_OBJECT (webrtc, "retreiving codec preferences from %" GST_PTR_FORMAT,
+  GST_LOG_OBJECT (webrtc, "retrieving codec preferences from %" GST_PTR_FORMAT,
       trans);
 
   if (rtp_trans && rtp_trans->codec_preferences) {
@@ -1481,7 +1481,7 @@ _add_supported_attributes_to_caps (GstWebRTCBin * webrtc,
     /*if (!gst_structure_has_field (s, "rtcp-fb-transport-cc"))
        gst_structure_set (s, "rtcp-fb-nack-pli", G_TYPE_BOOLEAN, TRUE, NULL); */
 
-    /* FIXME: codec-specific paramters? */
+    /* FIXME: codec-specific parameters? */
   }
 
   return ret;
@@ -5715,7 +5715,7 @@ gst_webrtc_bin_class_init (GstWebRTCBinClass * klass)
    * and is constantly changing these statistics may be changed to fit with
    * the latest spec.
    *
-   * Each field key is a unique identifer for each RTCStats
+   * Each field key is a unique identifier for each RTCStats
    * (https://www.w3.org/TR/webrtc/#rtcstats-dictionary) value (another
    * GstStructure) in the RTCStatsReport
    * (https://www.w3.org/TR/webrtc/#rtcstatsreport-object).  Each supported
@@ -5884,11 +5884,11 @@ gst_webrtc_bin_class_init (GstWebRTCBinClass * klass)
    * members outlined https://www.w3.org/TR/webrtc/#dom-rtcdatachannelinit and
    * and reproduced below
    *
-   *  ordered               G_TYPE_BOOLEAN        Whether the channal will send data with guarenteed ordering
+   *  ordered               G_TYPE_BOOLEAN        Whether the channal will send data with guaranteed ordering
    *  max-packet-lifetime   G_TYPE_INT            The time in milliseconds to attempt transmitting unacknowledged data. -1 for unset
    *  max-retransmits       G_TYPE_INT            The number of times data will be attempted to be transmitted without acknowledgement before dropping
    *  protocol              G_TYPE_STRING         The subprotocol used by this channel
-   *  negotiated            G_TYPE_BOOLEAN        Whether the created data channel should not perform in-band chnanel announcment.  If %TRUE, then application must negotiate the channel itself and create the corresponding channel on the peer with the same id.
+   *  negotiated            G_TYPE_BOOLEAN        Whether the created data channel should not perform in-band chnanel announcement.  If %TRUE, then application must negotiate the channel itself and create the corresponding channel on the peer with the same id.
    *  id                    G_TYPE_INT            Override the default identifier selection of this channel
    *  priority              GST_TYPE_WEBRTC_PRIORITY_TYPE   The priority to use for this channel
    *
diff --git a/ext/webrtc/transportreceivebin.c b/ext/webrtc/transportreceivebin.c
index d059fa270..667fae634 100644
--- a/ext/webrtc/transportreceivebin.c
+++ b/ext/webrtc/transportreceivebin.c
@@ -440,7 +440,7 @@ transport_receive_bin_class_init (TransportReceiveBinClass * klass)
   g_object_class_install_property (gobject_class,
       PROP_STREAM,
       g_param_spec_object ("stream", "Stream",
-          "The TransportStream for this receiveing bin",
+          "The TransportStream for this receiving bin",
           transport_stream_get_type (),
           G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
 }
diff --git a/ext/webrtc/webrtcsdp.c b/ext/webrtc/webrtcsdp.c
index 42d650f7b..c6cdf0414 100644
--- a/ext/webrtc/webrtcsdp.c
+++ b/ext/webrtc/webrtcsdp.c
@@ -319,7 +319,7 @@ validate_sdp (GstWebRTCSignalingState state, SDPSource source,
     }
     if (!_media_has_setup (media, i, error))
       goto fail;
-    /* check paramaters in bundle are the same */
+    /* check parameters in bundle are the same */
     if (media_in_bundle) {
       const gchar *ice_ufrag =
           gst_sdp_media_get_attribute_val (media, "ice-ufrag");
diff --git a/ext/webrtcdsp/gstwebrtcdsp.cpp b/ext/webrtcdsp/gstwebrtcdsp.cpp
index 9d7c8d2a3..4f097e0e5 100644
--- a/ext/webrtcdsp/gstwebrtcdsp.cpp
+++ b/ext/webrtcdsp/gstwebrtcdsp.cpp
@@ -40,13 +40,13 @@
  * a single probe and DSP.
  *
  * The probe can only be used within the same top level GstPipeline.
- * Additonally, to simplify the code, the probe element must be created
+ * Additionally, to simplify the code, the probe element must be created
  * before the DSP sink pad is activated. It does not need to be in any
  * particular state and does not even need to be added to the pipeline yet.
  *
  * # Example launch line
  *
- * As a conveniance, the echo canceller can be tested using an echo loop. In
+ * As a convenience, the echo canceller can be tested using an echo loop. In
  * this configuration, one would expect a single echo to be heard.
  *
  * |[
@@ -279,7 +279,7 @@ G_DEFINE_TYPE (GstWebrtcDsp, gst_webrtc_dsp, GST_TYPE_AUDIO_FILTER);
 static const gchar *
 webrtc_error_to_string (gint err)
 {
-  const gchar *str = "unkown error";
+  const gchar *str = "unknown error";
 
   switch (err) {
     case webrtc::AudioProcessing::kNoError:
diff --git a/ext/webrtcdsp/gstwebrtcechoprobe.cpp b/ext/webrtcdsp/gstwebrtcechoprobe.cpp
index ad350e78b..a5095be74 100644
--- a/ext/webrtcdsp/gstwebrtcechoprobe.cpp
+++ b/ext/webrtcdsp/gstwebrtcechoprobe.cpp
@@ -259,7 +259,7 @@ gst_webrtc_echo_probe_class_init (GstWebrtcEchoProbeClass * klass)
       &gst_webrtc_echo_probe_sink_template);
 
   gst_element_class_set_static_metadata (element_class,
-      "Accoustic Echo Canceller probe",
+      "Acoustic Echo Canceller probe",
       "Generic/Audio",
       "Gathers playback buffers for webrtcdsp",
       "Nicolas Dufresne <nicolas.dufrsesne@collabora.com>");
diff --git a/ext/webrtcdsp/gstwebrtcechoprobe.h b/ext/webrtcdsp/gstwebrtcechoprobe.h
index ea7f72140..29f0eb4ca 100644
--- a/ext/webrtcdsp/gstwebrtcechoprobe.h
+++ b/ext/webrtcdsp/gstwebrtcechoprobe.h
@@ -61,7 +61,7 @@ struct _GstWebrtcEchoProbe
    * object lock and also lock the probe. The natural order for the DSP is
    * to lock the DSP and then the echo probe. If we where using the probe
    * object lock, we'd be racing with GstBin which will lock sink to src,
-   * and may accidently reverse the order. */
+   * and may accidentally reverse the order. */
   GMutex lock;
 
   /* Protected by the lock */
diff --git a/ext/wildmidi/gstwildmididec.c b/ext/wildmidi/gstwildmididec.c
index 60ae3b3de..d628c0fe6 100644
--- a/ext/wildmidi/gstwildmididec.c
+++ b/ext/wildmidi/gstwildmididec.c
@@ -628,7 +628,7 @@ gst_wildmidi_dec_decode (GstNonstreamAudioDecoder * dec, GstBuffer ** buffer,
     return FALSE;
 
   /* Allocate output buffer
-   * Multiply by 2 to accomodate for the sample size (16 bit = 2 byte) */
+   * Multiply by 2 to accommodate for the sample size (16 bit = 2 byte) */
   outbuf_size = wildmidi_dec->output_buffer_size * 2 * WILDMIDI_NUM_CHANNELS;
   outbuf =
       gst_nonstream_audio_decoder_allocate_output_buffer (dec, outbuf_size);
diff --git a/ext/wpe/gstwpesrc.cpp b/ext/wpe/gstwpesrc.cpp
index 98ade7fa3..09cb77fe7 100644
--- a/ext/wpe/gstwpesrc.cpp
+++ b/ext/wpe/gstwpesrc.cpp
@@ -338,7 +338,7 @@ gst_wpe_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
       case GST_NAVIGATION_EVENT_KEY_RELEASE:
         if (gst_navigation_event_parse_key_event (event, &key)) {
           /* FIXME: This is wrong... The GstNavigation API should pass
-             hardware-level informations, not high-level keysym strings */
+             hardware-level information, not high-level keysym strings */
           uint32_t keysym =
               (uint32_t) xkb_keysym_from_name (key, XKB_KEYSYM_NO_FLAGS);
           struct wpe_input_keyboard_event wpe_event;
diff --git a/ext/x265/gstx265enc.c b/ext/x265/gstx265enc.c
index 83088b4ea..724241891 100644
--- a/ext/x265/gstx265enc.c
+++ b/ext/x265/gstx265enc.c
@@ -923,7 +923,7 @@ gst_x265_enc_init_encoder (GstX265Enc * encoder)
     }
 
     if (i == encoder->peer_profiles->len) {
-      GST_ERROR_OBJECT (encoder, "Could't apply peer profile");
+      GST_ERROR_OBJECT (encoder, "Couldn't apply peer profile");
       GST_OBJECT_UNLOCK (encoder);
 
       return FALSE;
@@ -1191,7 +1191,7 @@ gst_x265_enc_get_header_buffer (GstX265Enc * encoder)
   GST_DEBUG_OBJECT (encoder, "%d nal units in header", i_nal);
 
   /* x265 returns also non header nal units with the call x265_encoder_headers.
-   * The usefull headers are sequential (VPS, SPS and PPS), so we look for this
+   * The useful headers are sequential (VPS, SPS and PPS), so we look for this
    * nal units and only copy these tree nal units as the header */
 
   vps_idx = sps_idx = pps_idx = -1;
diff --git a/ext/zbar/gstzbar.c b/ext/zbar/gstzbar.c
index 6591d1968..91caf9ebf 100644
--- a/ext/zbar/gstzbar.c
+++ b/ext/zbar/gstzbar.c
@@ -26,11 +26,11 @@
  * If the .#GstZBar:attach-frame property is %TRUE, the posted barcode message
  * includes a sample of the frame where the barcode was detected (Since 1.6).
  *
- * The element generate messages named`barcode`. The structure containes these fields:
+ * The element generate messages named`barcode`. The structure contains these fields:
  *
  * * #GstClockTime `timestamp`: the timestamp of the buffer that triggered the message.
  * * gchar * `type`: the symbol type.
- * * gchar * `symbol`: the deteted bar code data.
+ * * gchar * `symbol`: the detected bar code data.
  * * gint `quality`: an unscaled, relative quantity: larger values are better than smaller
  *   values.
  * * GstSample `frame`: the frame in which the barcode message was detected, if
diff --git a/gst-libs/gst/adaptivedemux/gstadaptivedemux.c b/gst-libs/gst/adaptivedemux/gstadaptivedemux.c
index db2d3f365..4258cf2bb 100644
--- a/gst-libs/gst/adaptivedemux/gstadaptivedemux.c
+++ b/gst-libs/gst/adaptivedemux/gstadaptivedemux.c
@@ -63,7 +63,7 @@
  * Subclasses:
  * While GstAdaptiveDemux is responsible for the workflow, it knows nothing
  * about the intrinsics of the subclass formats, so the subclasses are
- * resposible for maintaining the manifest data structures and stream
+ * responsible for maintaining the manifest data structures and stream
  * information.
  */
 
@@ -1745,7 +1745,7 @@ gst_adaptive_demux_handle_seek_event (GstAdaptiveDemux * demux, GstPad * pad,
       demux_class->stream_seek (stream, rate >= 0, stream_seek_flags, ts, &ts);
     }
 
-    /* replace event with a new one without snaping to seek on all streams */
+    /* replace event with a new one without snapping to seek on all streams */
     gst_event_unref (event);
     if (rate >= 0) {
       start = ts;
diff --git a/gst-libs/gst/audio/gstnonstreamaudiodecoder.c b/gst-libs/gst/audio/gstnonstreamaudiodecoder.c
index 3ace713c5..8a63a1c1a 100644
--- a/gst-libs/gst/audio/gstnonstreamaudiodecoder.c
+++ b/gst-libs/gst/audio/gstnonstreamaudiodecoder.c
@@ -1805,7 +1805,7 @@ gst_nonstream_audio_decoder_output_new_segment (GstNonstreamAudioDecoder * dec,
 
   /* stop/duration members are not set, on purpose - in case of loops,
    * new segments will be generated, which automatically put an implicit
-   * end on the current segment (the segment implicitely "ends" when the
+   * end on the current segment (the segment implicitly "ends" when the
    * new one starts), and having a stop value might cause very slight
    * gaps occasionally due to slight jitter in the calculation of
    * base times etc. */
@@ -2478,7 +2478,7 @@ gst_nonstream_audio_decoder_allocate_output_buffer (GstNonstreamAudioDecoder *
      * params are used */
     if (!gst_nonstream_audio_decoder_negotiate (dec)) {
       GST_ERROR_OBJECT (dec,
-          "could not allocate output buffer because negotation failed");
+          "could not allocate output buffer because negotiation failed");
       return NULL;
     }
   }
diff --git a/gst-libs/gst/codecparsers/gsth264parser.c b/gst-libs/gst/codecparsers/gsth264parser.c
index 798db5d09..c17a65071 100644
--- a/gst-libs/gst/codecparsers/gsth264parser.c
+++ b/gst-libs/gst/codecparsers/gsth264parser.c
@@ -915,7 +915,7 @@ gst_h264_parse_clock_timestamp (GstH264ClockTimestamp * tim,
 
   GST_DEBUG ("parsing \"Clock timestamp\"");
 
-  /* defalt values */
+  /* default values */
   tim->time_offset = 0;
 
   READ_UINT8 (nr, tim->ct_type, 2);
@@ -1089,7 +1089,7 @@ gst_h264_parser_parse_recovery_point (GstH264NalParser * nalparser,
 
   GST_DEBUG ("parsing \"Recovery point\"");
   if (!sps || !sps->valid) {
-    GST_WARNING ("didn't get the associated sequence paramater set for the "
+    GST_WARNING ("didn't get the associated sequence parameter set for the "
         "current access unit");
     goto error;
   }
diff --git a/gst-libs/gst/codecparsers/gsth265parser.c b/gst-libs/gst/codecparsers/gsth265parser.c
index d4ad4c21c..3f0aed4da 100644
--- a/gst-libs/gst/codecparsers/gsth265parser.c
+++ b/gst-libs/gst/codecparsers/gsth265parser.c
@@ -755,7 +755,7 @@ gst_h265_parser_parse_short_term_ref_pic_sets (GstH265ShortTermRefPicSet *
         READ_UINT8 (nr, use_delta_flag[j], 1);
     }
 
-    /* 7-47: calcuate NumNegativePics, DeltaPocS0 and UsedByCurrPicS0 */
+    /* 7-47: calculate NumNegativePics, DeltaPocS0 and UsedByCurrPicS0 */
     i = 0;
     for (j = (RefRPS->NumPositivePics - 1); j >= 0; j--) {
       dPoc = RefRPS->DeltaPocS1[j] + deltaRps;
@@ -778,7 +778,7 @@ gst_h265_parser_parse_short_term_ref_pic_sets (GstH265ShortTermRefPicSet *
     }
     stRPS->NumNegativePics = i;
 
-    /* 7-48: calcuate NumPositivePics, DeltaPocS1 and UsedByCurrPicS1 */
+    /* 7-48: calculate NumPositivePics, DeltaPocS1 and UsedByCurrPicS1 */
     i = 0;
     for (j = (RefRPS->NumNegativePics - 1); j >= 0; j--) {
       dPoc = RefRPS->DeltaPocS0[j] + deltaRps;
@@ -1032,7 +1032,7 @@ gst_h265_parser_parse_pic_timing (GstH265Parser * parser,
 
   GST_DEBUG ("parsing \"Picture timing\"");
   if (!parser->last_sps || !parser->last_sps->valid) {
-    GST_WARNING ("didn't get the associated sequence paramater set for the "
+    GST_WARNING ("didn't get the associated sequence parameter set for the "
         "current access unit");
     goto error;
   }
@@ -1114,7 +1114,7 @@ gst_h265_parser_parse_recovery_point (GstH265Parser * parser,
 
   GST_DEBUG ("parsing \"Recovery point\"");
   if (!sps || !sps->valid) {
-    GST_WARNING ("didn't get the associated sequence paramater set for the "
+    GST_WARNING ("didn't get the associated sequence parameter set for the "
         "current access unit");
     goto error;
   }
@@ -1621,7 +1621,7 @@ gst_h265_parse_vps (GstH265NalUnit * nalu, GstH265VPS * vps)
   CHECK_ALLOWED_MAX (vps->max_layer_id, 63);
 
   READ_UE_MAX (&nr, vps->num_layer_sets_minus1, 1023);
-  /* allowd range is 0 to 1023 */
+  /* allowed range is 0 to 1023 */
   CHECK_ALLOWED_MAX (vps->num_layer_sets_minus1, 1023);
 
   for (i = 1; i <= vps->num_layer_sets_minus1; i++) {
@@ -1643,13 +1643,13 @@ gst_h265_parse_vps (GstH265NalUnit * nalu, GstH265VPS * vps)
       READ_UE_MAX (&nr, vps->num_ticks_poc_diff_one_minus1, G_MAXUINT32 - 1);
 
     READ_UE_MAX (&nr, vps->num_hrd_parameters, 1024);
-    /* allowd range is
+    /* allowed range is
      * 0 to vps_num_layer_sets_minus1 + 1 */
     CHECK_ALLOWED_MAX (vps->num_hrd_parameters, vps->num_layer_sets_minus1 + 1);
 
     if (vps->num_hrd_parameters) {
       READ_UE_MAX (&nr, vps->hrd_layer_set_idx, 1023);
-      /* allowd range is
+      /* allowed range is
        * ( vps_base_layer_internal_flag ? 0 : 1 ) to vps_num_layer_sets_minus1
        */
       CHECK_ALLOWED_MAX (vps->hrd_layer_set_idx, vps->num_layer_sets_minus1);
@@ -3118,8 +3118,8 @@ get_format_range_extension_profile (GstH265ProfileTierLevel * ptl)
     guint extra_constraints = 0;
     FormatRangeExtensionProfileMatch *m;
 
-    /* Filter out all the profiles having constraints not satisified by @ptl.
-     * Then pick the one having the least extra contraints. This allow us
+    /* Filter out all the profiles having constraints not satisfied by @ptl.
+     * Then pick the one having the least extra constraints. This allow us
      * to match the closet profile if bitstream contains not standard
      * constraints. */
     if (p.max_14bit_constraint_flag != ptl->max_14bit_constraint_flag) {
diff --git a/gst-libs/gst/codecparsers/gsth265parser.h b/gst-libs/gst/codecparsers/gsth265parser.h
index 619683add..66852d286 100644
--- a/gst-libs/gst/codecparsers/gsth265parser.h
+++ b/gst-libs/gst/codecparsers/gsth265parser.h
@@ -248,7 +248,7 @@ typedef enum
 
 /**
  * GstH265ParserResult:
- * @GST_H265_PARSER_OK: The parsing succeded
+ * @GST_H265_PARSER_OK: The parsing succeeded
  * @GST_H265_PARSER_BROKEN_DATA: The data to parse is broken
  * @GST_H265_PARSER_BROKEN_LINK: The link to structure needed for the parsing couldn't be found
  * @GST_H265_PARSER_ERROR: An error accured when parsing
@@ -423,7 +423,7 @@ struct _GstH265NalUnit
  * @progressive_source_flag: flag to indicate the type of stream
  * @interlaced_source_flag: flag to indicate the type of stream
  * @non_packed_constraint_flag: indicate the presence of frame packing
- *   arragement sei message
+ *   arrangement sei message
  * @frame_only_constraint_flag: recognize the field_seq_flag
  * @max_12bit_constraint_flag: used to define profile extensions, see Annex A
  * @max_10bit_constraint_flag: used to define profile extensions, see Annex A
@@ -592,7 +592,7 @@ struct _GstH265HRDParams
  * @temporal_id_nesting_flag: specifies whether inter prediction is
  *   additionally restricted
  * @profile_tier_level: ProfileTierLevel info
- * @sub_layer_ordering_info_present_flag: indicates the presense of
+ * @sub_layer_ordering_info_present_flag: indicates the presence of
  *   vps_max_dec_pic_buffering_minus1, vps_max_num_reorder_pics and
  *   vps_max_latency_increase_plus1
  * @max_dec_pic_buffering_minus1: specifies the maximum required size
diff --git a/gst-libs/gst/codecparsers/gstmpeg4parser.c b/gst-libs/gst/codecparsers/gstmpeg4parser.c
index 977d98590..3ee48f4dc 100644
--- a/gst-libs/gst/codecparsers/gstmpeg4parser.c
+++ b/gst-libs/gst/codecparsers/gstmpeg4parser.c
@@ -450,7 +450,7 @@ gst_mpeg4_parse (GstMpeg4Packet * packet, gboolean skip_user_data,
         first_resync_marker);
     first_resync_marker = FALSE;
 
-    /*  We found a complet slice */
+    /*  We found a complete slice */
     if (resync_res == GST_MPEG4_PARSER_OK)
       return resync_res;
     else if (resync_res == GST_MPEG4_PARSER_NO_PACKET_END) {
@@ -1323,7 +1323,7 @@ gst_mpeg4_parse_video_object_plane (GstMpeg4VideoObjectPlane * vop,
   vop->fcode_forward = 1;
   vop->fcode_backward = 1;
 
-  /*  Compute macroblock informations */
+  /*  Compute macroblock information */
   if (vol->interlaced)
     vop->mb_height = (2 * (vol->height + 31) / 32);
   else
@@ -1398,7 +1398,7 @@ gst_mpeg4_parse_video_object_plane (GstMpeg4VideoObjectPlane * vop,
           gst_bit_reader_get_bits_uint16_unchecked (&br, 13);
       MARKER_UNCHECKED (&br);
 
-      /* Recompute the Macroblock informations
+      /* Recompute the Macroblock information
        * accordingly to the new values */
       if (vol->interlaced)
         vop->mb_height = (2 * (vol->height + 31) / 32);
@@ -1618,11 +1618,11 @@ failed:
  * gst_mpeg4_parse_video_packet_header:
  * @videopackethdr: The #GstMpeg4VideoPacketHdr structure to fill
  * @vol: The last parsed #GstMpeg4VideoObjectLayer, will be updated
- * with the informations found during the parsing
+ * with the information found during the parsing
  * @vop: The last parsed #GstMpeg4VideoObjectPlane, will be updated
- * with the informations found during the parsing
+ * with the information found during the parsing
  * @sprite_trajectory: A #GstMpeg4SpriteTrajectory to fill or %NULL
- * with the informations found during the parsing
+ * with the information found during the parsing
  * @data: The data to parse, should be set after the resync marker.
  * @size: The size of the data to parse
  *
diff --git a/gst-libs/gst/codecparsers/gstmpeg4parser.h b/gst-libs/gst/codecparsers/gstmpeg4parser.h
index 48a37c890..be17bb418 100644
--- a/gst-libs/gst/codecparsers/gstmpeg4parser.h
+++ b/gst-libs/gst/codecparsers/gstmpeg4parser.h
@@ -489,7 +489,7 @@ struct _GstMpeg4VideoObjectPlane {
   guint8  load_backward_shape;
   guint8  ref_select_code;
 
-  /* Computed macroblock informations */
+  /* Computed macroblock information */
   guint16 mb_height;
   guint16 mb_width;
   guint mb_num;
diff --git a/gst-libs/gst/codecparsers/gstvc1parser.h b/gst-libs/gst/codecparsers/gstvc1parser.h
index fac7ace2d..47bfbd12b 100644
--- a/gst-libs/gst/codecparsers/gstvc1parser.h
+++ b/gst-libs/gst/codecparsers/gstvc1parser.h
@@ -305,7 +305,7 @@ struct _GstVC1SeqStructC
 
   /* Wmvp specific */
   guint8 wmvp;          /* Specify if the stream is wmp or not */
-  /* In the wmvp case, the framerate is not computed but in the bistream */
+  /* In the wmvp case, the framerate is not computed but in the bitstream */
   guint8 slice_code;
 };
 
diff --git a/gst-libs/gst/codecparsers/gstvp9parser.c b/gst-libs/gst/codecparsers/gstvp9parser.c
index 49cf17147..59d60ee61 100644
--- a/gst-libs/gst/codecparsers/gstvp9parser.c
+++ b/gst-libs/gst/codecparsers/gstvp9parser.c
@@ -407,7 +407,7 @@ seg_get_base_qindex (const GstVp9Parser * parser,
   int seg_base = frame_hdr->quant_indices.y_ac_qi;
   GstVp9ParserPrivate *priv = GST_VP9_PARSER_GET_PRIVATE (parser);
   const GstVp9SegmentationInfoData *seg = priv->segmentation + segid;
-  /* DEBUG("id = %d, seg_base = %d, seg enable = %d, alt eanble = %d, abs = %d, alt= %d\n",segid,
+  /* DEBUG("id = %d, seg_base = %d, seg enable = %d, alt enable = %d, abs = %d, alt= %d\n",segid,
      seg_base, frame_hdr->segmentation.enabled, seg->alternate_quantizer_enabled, priv->segmentation_abs_delta,  seg->alternate_quantizer);
    */
   if (frame_hdr->segmentation.enabled && seg->alternate_quantizer_enabled) {
diff --git a/gst-libs/gst/codecparsers/gstvp9parser.h b/gst-libs/gst/codecparsers/gstvp9parser.h
index 0f382dbb8..a437f4849 100644
--- a/gst-libs/gst/codecparsers/gstvp9parser.h
+++ b/gst-libs/gst/codecparsers/gstvp9parser.h
@@ -73,7 +73,7 @@ typedef struct _GstVp9SegmentationInfoData GstVp9SegmentationInfoData;
  * GstVp9ParseResult:
  * @GST_VP9_PARSER_OK: The parsing went well
  * @GST_VP9_PARSER_BROKEN_DATA: The data to parse is broken
- * @GST_VP9_PARSER_NO_PACKET_ERROR: An error occured during the parsing
+ * @GST_VP9_PARSER_NO_PACKET_ERROR: An error occurred during the parsing
  *
  * Result type of any parsing function.
  *
@@ -367,7 +367,7 @@ struct _GstVp9SegmentationInfo {
  * @refresh_frame_context: refresh frame context indicator
  * @frame_parallel_decoding_mode: enable or disable parallel decoding support.
  * @loopfilter: loopfilter values
- * @quant_indices: quantization indeces
+ * @quant_indices: quantization indices
  * @segmentation: segmentation info
  * @log2_tile_rows: tile row indicator
  * @log2_tile_columns:  tile column indicator
@@ -433,7 +433,7 @@ struct _GstVp9FrameHdr
  * @reference_skip:  a block skip mode that implies both the use of a (0,0)
  *   motion vector and that no residual will be coded
  *
- * Segmentation info kept across multipe frames
+ * Segmentation info kept across multiple frames
  *
  * Since: 1.8
  */
@@ -469,7 +469,7 @@ struct _GstVp9Segmentation
  */
 struct _GstVp9Parser
 {
-  /* private stuct for tracking state variables across frames */
+  /* private struct for tracking state variables across frames */
   void *priv;
 
   gint subsampling_x;
diff --git a/gst-libs/gst/interfaces/photography.c b/gst-libs/gst/interfaces/photography.c
index 72fda1db9..9ddbc8d14 100644
--- a/gst-libs/gst/interfaces/photography.c
+++ b/gst-libs/gst/interfaces/photography.c
@@ -448,7 +448,7 @@ gst_photography_set_autofocus (GstPhotography * photo, gboolean on)
 /**
  * gst_photography_set_config:
  * @photo: #GstPhotography interface of a #GstElement
- * @config: #GstPhotographySettings containg the configuration
+ * @config: #GstPhotographySettings containing the configuration
  *
  * Set all configuration settings at once.
  *
@@ -474,7 +474,7 @@ gst_photography_set_config (GstPhotography * photo,
 /**
  * gst_photography_get_config:
  * @photo: #GstPhotography interface of a #GstElement
- * @config: #GstPhotographySettings containg the configuration
+ * @config: #GstPhotographySettings containing the configuration
  *
  * Get all configuration settings at once.
  *
@@ -670,7 +670,7 @@ gst_photography_iface_class_init (gpointer g_class)
    * GstPhotography:lens-focus:
    *
    * Manual changing of lens focus in diopter units.
-   * Inteded use with GST_PHOTOGRAPHY_FOCUS_MODE_MANUAL focus mode, otherwise
+   * Intended use with GST_PHOTOGRAPHY_FOCUS_MODE_MANUAL focus mode, otherwise
    * to be ignored.
    *
    */
diff --git a/gst-libs/gst/mpegts/gst-dvb-descriptor.c b/gst-libs/gst/mpegts/gst-dvb-descriptor.c
index f509df4e5..09a42da6d 100644
--- a/gst-libs/gst/mpegts/gst-dvb-descriptor.c
+++ b/gst-libs/gst/mpegts/gst-dvb-descriptor.c
@@ -1289,7 +1289,7 @@ gst_mpegts_descriptor_parse_dvb_component (const GstMpegtsDescriptor
  *
  * Extracts the component tag from @descriptor.
  *
- * Returns: %TRUE if the parsing happended correctly, else %FALSE.
+ * Returns: %TRUE if the parsing happened correctly, else %FALSE.
  */
 gboolean
 gst_mpegts_descriptor_parse_dvb_stream_identifier (const GstMpegtsDescriptor
diff --git a/gst-libs/gst/mpegts/gst-dvb-descriptor.h b/gst-libs/gst/mpegts/gst-dvb-descriptor.h
index 415276336..931681a89 100644
--- a/gst-libs/gst/mpegts/gst-dvb-descriptor.h
+++ b/gst-libs/gst/mpegts/gst-dvb-descriptor.h
@@ -763,7 +763,7 @@ typedef enum {
  * @priority: %TRUE High Priority %FALSE Low Priority
  * @time_slicing: %TRUE no time slicing %FALSE time slicing
  * @mpe_fec: %TRUE no mpe-fec is used %FALSE mpe-fec is use
- * @constellation: the constallation
+ * @constellation: the constellation
  * @hierarchy: the hierarchy
  * @code_rate_hp:
  * @code_rate_lp:
diff --git a/gst-libs/gst/mpegts/gstmpegtsdescriptor.c b/gst-libs/gst/mpegts/gstmpegtsdescriptor.c
index f7e746a6b..34bee7919 100644
--- a/gst-libs/gst/mpegts/gstmpegtsdescriptor.c
+++ b/gst-libs/gst/mpegts/gstmpegtsdescriptor.c
@@ -91,7 +91,7 @@ static void _##name##_free (type * source) \
  * These are the base descriptor types and methods.
  *
  * For more details, refer to the ITU H.222.0 or ISO/IEC 13818-1 specifications
- * and other specifications mentionned in the documentation.
+ * and other specifications mentioned in the documentation.
  */
 
 /* FIXME : Move this to proper file once we have a C file for ATSC/ISDB descriptors */
@@ -970,7 +970,7 @@ gst_mpegts_parse_descriptors (guint8 * buffer, gsize buf_len)
  * Note: To look for descriptors that can be present more than once in an
  * array of descriptors, iterate the #GArray manually.
  *
- * Returns: (transfer none): the first descriptor matchin @tag, else %NULL.
+ * Returns: (transfer none): the first descriptor matching @tag, else %NULL.
  */
 const GstMpegtsDescriptor *
 gst_mpegts_find_descriptor (GPtrArray * descriptors, guint8 tag)
diff --git a/gst-libs/gst/player/gstplayer-media-info.h b/gst-libs/gst/player/gstplayer-media-info.h
index f49fe5c78..ab034b158 100644
--- a/gst-libs/gst/player/gstplayer-media-info.h
+++ b/gst-libs/gst/player/gstplayer-media-info.h
@@ -40,7 +40,7 @@ G_BEGIN_DECLS
 /**
  * GstPlayerStreamInfo:
  *
- * Base structure for information concering a media stream. Depending on
+ * Base structure for information concerning a media stream. Depending on
  * the stream type, one can find more media-specific information in
  * #GstPlayerVideoInfo, #GstPlayerAudioInfo, #GstPlayerSubtitleInfo.
  */
diff --git a/gst-libs/gst/player/gstplayer.c b/gst-libs/gst/player/gstplayer.c
index a6c0d9136..764f44728 100644
--- a/gst-libs/gst/player/gstplayer.c
+++ b/gst-libs/gst/player/gstplayer.c
@@ -3933,7 +3933,7 @@ gst_player_set_video_track (GstPlayer * self, gint stream_index)
  *
  * Returns: %TRUE or %FALSE
  *
- * Sets the subtitle strack @stream_index.
+ * Sets the subtitle stack @stream_index.
  */
 gboolean
 gst_player_set_subtitle_track (GstPlayer * self, gint stream_index)
diff --git a/gst-libs/gst/uridownloader/gstfragment.c b/gst-libs/gst/uridownloader/gstfragment.c
index 570375a4b..e7a783957 100644
--- a/gst-libs/gst/uridownloader/gstfragment.c
+++ b/gst-libs/gst/uridownloader/gstfragment.c
@@ -131,7 +131,7 @@ gst_fragment_class_init (GstFragmentClass * klass)
           "Name of the fragment (eg:fragment-12.ts)", NULL, G_PARAM_READABLE));
 
   g_object_class_install_property (gobject_class, PROP_DISCONTINOUS,
-      g_param_spec_boolean ("discontinuous", "Discontinous",
+      g_param_spec_boolean ("discontinuous", "Discontinuous",
           "Whether this fragment has a discontinuity or not",
           FALSE, G_PARAM_READABLE));
 
diff --git a/gst-libs/gst/uridownloader/gsturidownloader.c b/gst-libs/gst/uridownloader/gsturidownloader.c
index d33d85124..db27513d4 100644
--- a/gst-libs/gst/uridownloader/gsturidownloader.c
+++ b/gst-libs/gst/uridownloader/gsturidownloader.c
@@ -680,7 +680,7 @@ quit:
       } else {
         GstQuery *query;
 
-        /* Download successfull, let's query the URI */
+        /* Download successful, let's query the URI */
         query = gst_query_new_uri ();
         if (gst_element_query (urisrc, query)) {
           gst_query_parse_uri (query, &download->uri);
diff --git a/gst-libs/gst/vulkan/gstvkinstance.c b/gst-libs/gst/vulkan/gstvkinstance.c
index 581500792..3c7db6a5c 100644
--- a/gst-libs/gst/vulkan/gstvkinstance.c
+++ b/gst-libs/gst/vulkan/gstvkinstance.c
@@ -183,7 +183,7 @@ _gst_vk_debug_callback (VkDebugReportFlagsEXT msgFlags,
  * @instance: a #GstVulkanInstance
  * @error: #GError
  *
- * Returns: whether the instance vould be created
+ * Returns: whether the instance could be created
  *
  * Since: 1.18
  */
@@ -361,7 +361,7 @@ gst_vulkan_instance_open (GstVulkanInstance * instance, GError ** error)
         "vkCreateDebugReportCallbackEXT");
     if (!instance->dbgCreateDebugReportCallback) {
       g_set_error (error, GST_VULKAN_ERROR, VK_ERROR_INITIALIZATION_FAILED,
-          "Failed to retreive vkCreateDebugReportCallback");
+          "Failed to retrieve vkCreateDebugReportCallback");
       goto error;
     }
     instance->dbgDestroyDebugReportCallback =
@@ -370,7 +370,7 @@ gst_vulkan_instance_open (GstVulkanInstance * instance, GError ** error)
         "vkDestroyDebugReportCallbackEXT");
     if (!instance->dbgDestroyDebugReportCallback) {
       g_set_error (error, GST_VULKAN_ERROR, VK_ERROR_INITIALIZATION_FAILED,
-          "Failed to retreive vkDestroyDebugReportCallback");
+          "Failed to retrieve vkDestroyDebugReportCallback");
       goto error;
     }
     instance->dbgReportMessage = (PFN_vkDebugReportMessageEXT)
@@ -378,7 +378,7 @@ gst_vulkan_instance_open (GstVulkanInstance * instance, GError ** error)
         "vkDebugReportMessageEXT");
     if (!instance->dbgReportMessage) {
       g_set_error (error, GST_VULKAN_ERROR, VK_ERROR_INITIALIZATION_FAILED,
-          "Failed to retreive vkDebugReportMessage");
+          "Failed to retrieve vkDebugReportMessage");
       goto error;
     }
 
diff --git a/gst-libs/gst/vulkan/gstvkswapper.c b/gst-libs/gst/vulkan/gstvkswapper.c
index 0bac548be..d7fd00be6 100644
--- a/gst-libs/gst/vulkan/gstvkswapper.c
+++ b/gst-libs/gst/vulkan/gstvkswapper.c
@@ -156,7 +156,7 @@ static GstVideoFormat
 _vk_format_to_video_format (VkFormat format)
 {
   switch (format) {
-      /* double check endianess */
+      /* double check endianness */
     case VK_FORMAT_R8G8B8A8_UNORM:
     case VK_FORMAT_R8G8B8A8_SRGB:
       return GST_VIDEO_FORMAT_RGBA;
diff --git a/gst-libs/gst/vulkan/gstvkwindow.c b/gst-libs/gst/vulkan/gstvkwindow.c
index b4e6afbf5..6fb2fc649 100644
--- a/gst-libs/gst/vulkan/gstvkwindow.c
+++ b/gst-libs/gst/vulkan/gstvkwindow.c
@@ -340,7 +340,7 @@ gst_vulkan_window_get_presentation_support (GstVulkanWindow * window,
  * @window: a #GstVulkanWindow
  * @error: a #GError
  *
- * Returns: whether @window could be sucessfully opened
+ * Returns: whether @window could be successfully opened
  *
  * Since: 1.18
  */
diff --git a/gst-libs/gst/vulkan/win32/gstvkwindow_win32.c b/gst-libs/gst/vulkan/win32/gstvkwindow_win32.c
index 6b459667d..84eba2d1c 100644
--- a/gst-libs/gst/vulkan/win32/gstvkwindow_win32.c
+++ b/gst-libs/gst/vulkan/win32/gstvkwindow_win32.c
@@ -535,7 +535,7 @@ window_proc (HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
       }
       default:
       {
-        /* transmit messages to the parrent (ex: mouse/keyboard input) */
+        /* transmit messages to the parent (ex: mouse/keyboard input) */
         HWND parent_id = window_win32->parent_win_id;
         if (parent_id)
           PostMessage (parent_id, uMsg, wParam, lParam);
diff --git a/gst-libs/gst/wayland/wayland.c b/gst-libs/gst/wayland/wayland.c
index 6e7fefacf..9e01d8e98 100644
--- a/gst-libs/gst/wayland/wayland.c
+++ b/gst-libs/gst/wayland/wayland.c
@@ -84,7 +84,7 @@ gst_wayland_video_default_init (GstWaylandVideoInterface * klass)
  *
  * Please note that any calls to this method MUST be matched by
  * calls to end_geometry_change() and AFTER the parent surface has
- * commited its geometry changes.
+ * committed its geometry changes.
  */
 void
 gst_wayland_video_begin_geometry_change (GstWaylandVideo * video)
@@ -106,11 +106,11 @@ gst_wayland_video_begin_geometry_change (GstWaylandVideo * video)
  *
  * Notifies the video sink that we just finished changing the
  * geometry of both itself and its parent surface. This should
- * have been earlier preceeded by a call to begin_geometry_change()
+ * have been earlier preceded by a call to begin_geometry_change()
  * which notified the sink before any of these changes had happened.
  *
  * It is important to call this method only AFTER the parent surface
- * has commited its geometry changes, otherwise no synchronization
+ * has committed its geometry changes, otherwise no synchronization
  * is actually achieved.
  */
 void
diff --git a/gst/asfmux/gstasfmux.c b/gst/asfmux/gstasfmux.c
index 9896019ff..731600f94 100644
--- a/gst/asfmux/gstasfmux.c
+++ b/gst/asfmux/gstasfmux.c
@@ -458,7 +458,7 @@ content_description_calc_size_for_tag (const GstTagList * taglist,
  * and get the same tags in the writing function */
 /**
  * gst_asf_mux_get_content_description_tags:
- * @asfmux: #GstAsfMux to have its tags proccessed
+ * @asfmux: #GstAsfMux to have its tags processed
  * @asftags: #GstAsfTags to hold the results
  *
  * Inspects the tags received by the GstTagSetter interface
@@ -466,7 +466,7 @@ content_description_calc_size_for_tag (const GstTagList * taglist,
  * size needed for the default and extended content description objects.
  * This results and a copy of the #GstTagList
  * are stored in the #GstAsfTags. We store a copy so that
- * the sizes estimated here mantain the same until they are
+ * the sizes estimated here maintain the same until they are
  * written to the asf file.
  */
 static void
@@ -784,7 +784,7 @@ gst_asf_mux_write_stream_properties (GstAsfMux * asfmux, guint8 ** buf,
  *
  * Writes the header of the header extension object. The buffer pointer
  * is incremented to the next writing position (the  header extension object
- * childs should be writen from that point)
+ * childs should be written from that point)
  */
 static void
 gst_asf_mux_write_header_extension (GstAsfMux * asfmux, guint8 ** buf,
@@ -802,7 +802,7 @@ gst_asf_mux_write_header_extension (GstAsfMux * asfmux, guint8 ** buf,
  * gst_asf_mux_write_extended_stream_properties:
  * @asfmux:
  * @buf: pointer to the buffer pointer
- * @asfpad: Pad that handles the stream of the properties to be writen
+ * @asfpad: Pad that handles the stream of the properties to be written
  *
  * Writes the extended stream properties object (that is part of the
  * header extension objects) for the stream handled by asfpad
@@ -849,13 +849,13 @@ gst_asf_mux_write_extended_stream_properties (GstAsfMux * asfmux, guint8 ** buf,
  * @asfmux:
  * @size_buf: pointer to the memory position to write the size of the string
  * @str_buf: pointer to the memory position to write the string
- * @str: the string to be writen (in UTF-8)
- * @use32: if the string size should be writen with 32 bits (if true)
+ * @str: the string to be written (in UTF-8)
+ * @use32: if the string size should be written with 32 bits (if true)
  * or with 16 (if false)
  *
  * Writes a string with its size as it is needed in many asf objects.
- * The size is writen to size_buf as a WORD field if use32 is false, and
- * as a DWORD if use32 is true. The string is writen to str_buf in UTF16-LE.
+ * The size is written to size_buf as a WORD field if use32 is false, and
+ * as a DWORD if use32 is true. The string is written to str_buf in UTF16-LE.
  * The string should be passed in UTF-8.
  *
  * The string size in UTF16-LE is returned.
@@ -909,8 +909,8 @@ gst_asf_mux_write_string_with_size (GstAsfMux * asfmux,
  * @data_buf:
  *
  * Checks if a string tag with tagname exists in the taglist. If it
- * exists it is writen as an UTF-16LE to data_buf and its size in bytes
- * is writen to size_buf. It is used for writing content description
+ * exists it is written as an UTF-16LE to data_buf and its size in bytes
+ * is written to size_buf. It is used for writing content description
  * object fields.
  *
  * Returns: the size of the string
@@ -1404,7 +1404,7 @@ gst_asf_mux_start_file (GstAsfMux * asfmux)
  * @videopad:
  *
  * Adds a new entry to the simple index of the stream handler by videopad.
- * This functions doesn't check if the time ellapsed
+ * This functions doesn't check if the time elapsed
  * is larger than the established time interval between entries. The caller
  * is responsible for verifying this.
  */
diff --git a/gst/asfmux/gstasfobjects.c b/gst/asfmux/gstasfobjects.c
index f8455d970..78e5038b8 100644
--- a/gst/asfmux/gstasfobjects.c
+++ b/gst/asfmux/gstasfobjects.c
@@ -220,7 +220,7 @@ gst_asf_payload_get_size (AsfPayload * payload)
  * gst_asf_payload_free:
  * @payload: the #AsfPayload to be freed
  *
- * Releases teh memory associated with this payload
+ * Releases the memory associated with this payload
  */
 void
 gst_asf_payload_free (AsfPayload * payload)
@@ -278,7 +278,7 @@ gst_asf_match_guid (const guint8 * data, const Guid * guid)
 /**
  * gst_asf_put_i32:
  * @buf: the memory to write data to
- * @data: the value to be writen
+ * @data: the value to be written
  *
  * Writes a 32 bit signed integer to memory
  */
@@ -291,7 +291,7 @@ gst_asf_put_i32 (guint8 * buf, gint32 data)
 /**
  * gst_asf_put_time:
  * @buf: pointer to the buffer to write the value to
- * @time: value to be writen
+ * @time: value to be written
  *
  * Writes an asf time value to the buffer
  */
@@ -304,7 +304,7 @@ gst_asf_put_time (guint8 * buf, guint64 time)
 /**
  * gst_asf_put_guid:
  * @buf: the buffer to write the guid to
- * @guid: the guid to be writen
+ * @guid: the guid to be written
  *
  * Writes a GUID to the buffer
  */
@@ -324,7 +324,7 @@ gst_asf_put_guid (guint8 * buf, Guid guid)
 /**
  * gst_asf_put_payload:
  * @buf: memory to write the payload to
- * @payload: #AsfPayload to be writen
+ * @payload: #AsfPayload to be written
  *
  * Writes the asf payload to the buffer. The #AsfPayload
  * packet count is incremented.
@@ -348,19 +348,19 @@ gst_asf_put_payload (guint8 * buf, AsfPayload * payload)
 /**
  * gst_asf_put_subpayload:
  * @buf: buffer to write the payload to
- * @payload: the payload to be writen
+ * @payload: the payload to be written
  * @size: maximum size in bytes to write
  *
  * Serializes part of a payload to a buffer.
  * The maximum size is checked against the payload length,
- * the minimum of this size and the payload length is writen
- * to the buffer and the writen size is returned.
+ * the minimum of this size and the payload length is written
+ * to the buffer and the written size is returned.
  *
  * It also updates the values of the payload to match the remaining
  * data.
  * In case there is not enough space to write the headers, nothing is done.
  *
- * Returns: The writen size in bytes.
+ * Returns: The written size in bytes.
  */
 guint16
 gst_asf_put_subpayload (guint8 * buf, AsfPayload * payload, guint16 size)
@@ -461,7 +461,7 @@ gst_asf_match_and_peek_obj_size_buf (GstBuffer * buf, const Guid * guid)
  * is the last one in an asf packet and the remaining data
  * is probably uninteresting to the application.
  *
- * Returns: true on success, false if some error occurrs
+ * Returns: true on success, false if some error occurs
  */
 static gboolean
 gst_asf_parse_mult_payload (GstByteReader * reader, gboolean * has_keyframe)
@@ -486,7 +486,7 @@ gst_asf_parse_mult_payload (GstByteReader * reader, gboolean * has_keyframe)
     if (!gst_byte_reader_get_uint8 (reader, &stream_num))
       goto error;
     if ((stream_num & 0x80) != 0) {
-      GST_LOG ("Keyframe found, stoping parse of payloads");
+      GST_LOG ("Keyframe found, stopping parse of payloads");
       *has_keyframe = TRUE;
       return TRUE;
     }
@@ -525,7 +525,7 @@ error:
  * is the last one in an asf packet and the remaining data
  * is probably uninteresting to the application.
  *
- * Returns: true on success, false if some error occurrs
+ * Returns: true on success, false if some error occurs
  */
 static gboolean
 gst_asf_parse_single_payload (GstByteReader * reader, gboolean * has_keyframe)
@@ -753,7 +753,7 @@ gst_asf_parse_file_properties_obj (GstByteReader * reader,
     return GST_FLOW_ERROR;
 
   if (min_ps != max_ps) {
-    GST_WARNING ("Mininum and maximum packet size differ "
+    GST_WARNING ("Minimum and maximum packet size differ "
         "%" G_GUINT32_FORMAT " and %" G_GUINT32_FORMAT ", "
         "ASF spec states they should be the same", min_ps, max_ps);
     return FALSE;
diff --git a/gst/audiovisualizers/gstsynaescope.c b/gst/audiovisualizers/gstsynaescope.c
index 4b5c0ed5a..1e2be0599 100644
--- a/gst/audiovisualizers/gstsynaescope.c
+++ b/gst/audiovisualizers/gstsynaescope.c
@@ -268,7 +268,7 @@ gst_synae_scope_render (GstAudioVisualizer * bscope, GstBuffer * audio,
     fc = r + l;
 
     x = (guint) (r * w / fc);
-    /* the brighness scaling factor was picked by experimenting */
+    /* the brightness scaling factor was picked by experimenting */
     br = b * fc * 0.01;
 
     br1 = br * (clarity + 128) >> 8;
diff --git a/gst/autoconvert/gstautoconvert.c b/gst/autoconvert/gstautoconvert.c
index de2bbf8cb..46bec1314 100644
--- a/gst/autoconvert/gstautoconvert.c
+++ b/gst/autoconvert/gstautoconvert.c
@@ -164,7 +164,7 @@ gst_auto_convert_class_init (GstAutoConvertClass * klass)
   gst_element_class_add_static_pad_template (gstelement_class, &sinktemplate);
 
   gst_element_class_set_static_metadata (gstelement_class,
-      "Select convertor based on caps", "Generic/Bin",
+      "Select converter based on caps", "Generic/Bin",
       "Selects the right transform element based on the caps",
       "Olivier Crete <olivier.crete@collabora.com>");
 
diff --git a/gst/autoconvert/gstautovideoconvert.c b/gst/autoconvert/gstautovideoconvert.c
index 7e0ea9eae..2e6fe030a 100644
--- a/gst/autoconvert/gstautovideoconvert.c
+++ b/gst/autoconvert/gstautovideoconvert.c
@@ -144,8 +144,8 @@ gst_auto_video_convert_class_init (GstAutoVideoConvertClass * klass)
   gst_element_class_add_static_pad_template (gstelement_class, &sinktemplate);
 
   gst_element_class_set_static_metadata (gstelement_class,
-      "Select color space convertor based on caps", "Generic/Bin",
-      "Selects the right color space convertor based on the caps",
+      "Select color space converter based on caps", "Generic/Bin",
+      "Selects the right color space converter based on the caps",
       "Benjamin Gaignard <benjamin.gaignard@stericsson.com>");
 
   gstelement_class->change_state =
diff --git a/gst/autoconvert/plugin.c b/gst/autoconvert/plugin.c
index 0c7cb6a16..03c05ab37 100644
--- a/gst/autoconvert/plugin.c
+++ b/gst/autoconvert/plugin.c
@@ -42,5 +42,5 @@ plugin_init (GstPlugin * plugin)
 GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
     GST_VERSION_MINOR,
     autoconvert,
-    "Selects convertor element based on caps",
+    "Selects converter element based on caps",
     plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
diff --git a/gst/bayer/gstbayer2rgb.c b/gst/bayer/gstbayer2rgb.c
index a6d24eab1..e13a5cc0a 100644
--- a/gst/bayer/gstbayer2rgb.c
+++ b/gst/bayer/gstbayer2rgb.c
@@ -64,7 +64,7 @@
  * "nearest neighbor" principal, with some additional complexity for the
  * calculation of the "green" element, where an "adaptive" pairing is used.
  *
- * For purposes of documentation and indentification, each element of the
+ * For purposes of documentation and identification, each element of the
  * original array can be put into one of four classes:
  *   R   A red element
  *   B   A blue element
diff --git a/gst/camerabin2/camerabin2-src.txt b/gst/camerabin2/camerabin2-src.txt
index f50288e67..716d959b7 100644
--- a/gst/camerabin2/camerabin2-src.txt
+++ b/gst/camerabin2/camerabin2-src.txt
@@ -48,7 +48,7 @@ recommended that the viewfinder pad keeps pushing buffers so the user
 has a smooth experience.
 
 Note that basecamerasrc already has the mode property and start/stop-capture
-signals. It has functions that should be overriden by its child classes to
+signals. It has functions that should be overridden by its child classes to
 implement the handling of these actions.
 
 
diff --git a/gst/camerabin2/camerabingeneral.c b/gst/camerabin2/camerabingeneral.c
index 799c86d3a..9a60d35ed 100644
--- a/gst/camerabin2/camerabingeneral.c
+++ b/gst/camerabin2/camerabingeneral.c
@@ -175,7 +175,7 @@ gst_camerabin_create_and_add_element (GstBin * bin, const gchar * elem_name,
 
 /* try to change the state of an element. This function returns the element
  * when the state change could be performed. When this function returns NULL
- * an error occured and the element is unreffed. */
+ * an error occurred and the element is unreffed. */
 static GstElement *
 try_element (GstElement * bin, GstElement * element)
 {
diff --git a/gst/camerabin2/gstcamerabin2.c b/gst/camerabin2/gstcamerabin2.c
index 681066d18..83210f4bb 100644
--- a/gst/camerabin2/gstcamerabin2.c
+++ b/gst/camerabin2/gstcamerabin2.c
@@ -782,7 +782,7 @@ gst_camera_bin_class_init (GstCameraBin2Class * klass)
    *   show that jifmux is picked if image/jpeg is the caps of a container
    *   profile. So this could work.
    * - There seems to be a problem with encodebin for images currently as
-   *   it autoplugs a videorate that only starts outputing buffers after
+   *   it autoplugs a videorate that only starts outputting buffers after
    *   getting the 2nd buffer.
    */
   g_object_class_install_property (object_class, PROP_IMAGE_ENCODING_PROFILE,
diff --git a/gst/camerabin2/gstviewfinderbin.c b/gst/camerabin2/gstviewfinderbin.c
index 78f172527..4ff7335a4 100644
--- a/gst/camerabin2/gstviewfinderbin.c
+++ b/gst/camerabin2/gstviewfinderbin.c
@@ -216,7 +216,7 @@ gst_viewfinder_bin_create_elements (GstViewfinderBin * vfbin)
         GST_PAD_LINK_CHECK_NOTHING);
 
     vfbin->elements_created = TRUE;
-    GST_DEBUG_OBJECT (vfbin, "Elements succesfully created and linked");
+    GST_DEBUG_OBJECT (vfbin, "Elements successfully created and linked");
 
     updated_converters = TRUE;
   }
diff --git a/gst/camerabin2/gstwrappercamerabinsrc.c b/gst/camerabin2/gstwrappercamerabinsrc.c
index c1c6dc5ee..6fd11292a 100644
--- a/gst/camerabin2/gstwrappercamerabinsrc.c
+++ b/gst/camerabin2/gstwrappercamerabinsrc.c
@@ -200,7 +200,7 @@ gst_wrapper_camera_bin_reset_video_src_caps (GstWrapperCameraBinSrc * self,
     /* After pipe was negotiated src_filter do not have any filter caps.
      * In this situation we should compare negotiated caps on capsfilter pad
      * with requested range of caps. If one of this caps intersect,
-     * then we can avoid reseting.
+     * then we can avoid resetting.
      */
     src_neg_caps = gst_pad_get_current_caps (self->srcfilter_pad);
     if (src_neg_caps && new_filter_caps && gst_caps_is_fixed (new_filter_caps))
@@ -209,7 +209,7 @@ gst_wrapper_camera_bin_reset_video_src_caps (GstWrapperCameraBinSrc * self,
       /* If new_filter_caps = NULL, then some body wont to empty
        * capsfilter (set to ANY). In this case we will need to reset pipe,
        * but if capsfilter is actually empthy, then we can avoid
-       * one more reseting.
+       * one more resetting.
        */
       GstCaps *old_filter_caps; /* range of caps on capsfilter */
 
@@ -592,7 +592,7 @@ gst_wrapper_camera_bin_src_construct_pipeline (GstBaseCameraSrc * bcamsrc)
 
     /* keep a 'tee' element that has 2 source pads, one is linked to the
      * vidsrc pad and the other is linked as needed to the viewfinder
-     * when video recording is hapenning */
+     * when video recording is happening */
     video_recording_tee = gst_element_factory_make ("tee", "video_rec_tee");
     gst_bin_add (GST_BIN_CAST (self), video_recording_tee);     /* TODO check returns */
     self->video_tee_vf_pad =
@@ -1039,7 +1039,7 @@ gst_wrapper_camera_bin_src_stop_capture (GstBaseCameraSrc * camerasrc)
 {
   GstWrapperCameraBinSrc *src = GST_WRAPPER_CAMERA_BIN_SRC (camerasrc);
 
-  /* TODO shoud we access this directly? Maybe a macro is better? */
+  /* TODO should we access this directly? Maybe a macro is better? */
   if (src->mode == MODE_VIDEO) {
     if (src->video_rec_status == GST_VIDEO_RECORDING_STATUS_STARTING) {
       GST_DEBUG_OBJECT (src, "Aborting, had not started recording");
diff --git a/gst/debugutils/fpsdisplaysink.c b/gst/debugutils/fpsdisplaysink.c
index 9774b6a52..90c429e9c 100644
--- a/gst/debugutils/fpsdisplaysink.c
+++ b/gst/debugutils/fpsdisplaysink.c
@@ -179,7 +179,7 @@ fps_display_sink_class_init (GstFPSDisplaySinkClass * klass)
   g_object_class_install_property (gobject_klass, PROP_SIGNAL_FPS_MEASUREMENTS,
       g_param_spec_boolean ("signal-fps-measurements",
           "Signal fps measurements",
-          "If the fps-measurements signal should be emited.",
+          "If the fps-measurements signal should be emitted.",
           DEFAULT_SIGNAL_FPS_MEASUREMENTS,
           G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
 
diff --git a/gst/debugutils/gstdebugspy.c b/gst/debugutils/gstdebugspy.c
index ebf050f6d..baacc4bc8 100644
--- a/gst/debugutils/gstdebugspy.c
+++ b/gst/debugutils/gstdebugspy.c
@@ -147,7 +147,7 @@ gst_debug_spy_class_init (GstDebugSpyClass * klass)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/gst/dvbsuboverlay/dvb-sub.c b/gst/dvbsuboverlay/dvb-sub.c
index 2e6e48dde..3c056326e 100644
--- a/gst/dvbsuboverlay/dvb-sub.c
+++ b/gst/dvbsuboverlay/dvb-sub.c
@@ -82,7 +82,7 @@ typedef struct DVBSubObjectDisplay
   int fgcolor;
   int bgcolor;
 
-  /* FIXME: Should we use GSList? The relating interaction and pointer assigment is quite complex and perhaps unsuited for a plain GSList anyway */
+  /* FIXME: Should we use GSList? The relating interaction and pointer assignment is quite complex and perhaps unsuited for a plain GSList anyway */
   struct DVBSubObjectDisplay *region_list_next;
   struct DVBSubObjectDisplay *object_list_next;
 } DVBSubObjectDisplay;
@@ -1360,7 +1360,7 @@ dvb_sub_free (DvbSub * sub)
  * the PTS information).
  *
  * Return value: -1 if data was unhandled (e.g, not a subtitle packet),
- *				 -2 if data parsing was unsuccesful (e.g, length was invalid),
+ *				 -2 if data parsing was unsuccessful (e.g, length was invalid),
  *				  0 or positive if data was handled. If positive, then amount of data consumed on success. FIXME: List the positive return values.
  */
 gint
diff --git a/gst/dvbsuboverlay/dvb-sub.h b/gst/dvbsuboverlay/dvb-sub.h
index 5917e7e49..c986422a6 100644
--- a/gst/dvbsuboverlay/dvb-sub.h
+++ b/gst/dvbsuboverlay/dvb-sub.h
@@ -33,7 +33,7 @@ typedef struct _DvbSub DvbSub;
  *   as an index into the @palette.
  * @palette: the palette used for this subtitle rectangle, up to 256 items depending
  *   on the depth of the subpicture; each palette item is in ARGB form, 8-bits per channel.
- * @palette_bits_count: the amount of bits used in indeces into @palette in @data.
+ * @palette_bits_count: the amount of bits used in indices into @palette in @data.
  * @rowstride: the number of bytes between the start of a row and the start of the next row.
  *
  * A structure representing the contents of a subtitle rectangle.
diff --git a/gst/dvdspu/Notes.txt b/gst/dvdspu/Notes.txt
index a0e56e3c1..12f0af673 100644
--- a/gst/dvdspu/Notes.txt
+++ b/gst/dvdspu/Notes.txt
@@ -126,11 +126,11 @@ as I know, each type has a fixed length.
 

  * type 0x03 : '03wxyz' - 3 bytes

   this one has the palette information ; it basically says 'encoded color 0

- is the wth color of the palette, encoded color 1 is the xth color, aso.

+ is the with color of the palette, encoded color 1 is the xth color, aso.

 

  * type 0x04 : '04wxyz' - 3 bytes

   I *think* this is the alpha channel information ; I only saw values of 0 or f

- for those nibbles, so I can't really be sure, but it seems plausable.

+ for those nibbles, so I can't really be sure, but it seems plausible.

 

  * type 0x05 : '05xxxXXXyyyYYY' - 7 bytes

   the coordinates of the subtitle on the screen :

diff --git a/gst/dvdspu/gstspu-vobsub-render.c b/gst/dvdspu/gstspu-vobsub-render.c
index f4649e9e9..df4e54b9c 100644
--- a/gst/dvdspu/gstspu-vobsub-render.c
+++ b/gst/dvdspu/gstspu-vobsub-render.c
@@ -317,7 +317,7 @@ gstspu_vobsub_render_line_with_chgcol (SpuState * state, guint8 * planes[3],
   disp_end = state->vobsub.disp_rect.right + 1;
 
   /* Work out the first pixel control info, which may point to the dummy entry if
-   * the global palette/alpha need using initally */
+   * the global palette/alpha need using initially */
   cur_pix_ctrl = chg_col->pix_ctrl_i;
   end_pix_ctrl = chg_col->pix_ctrl_i + chg_col->n_changes;
 
diff --git a/gst/festival/gstfestival.c b/gst/festival/gstfestival.c
index fbe9ecdae..d1637ab46 100644
--- a/gst/festival/gstfestival.c
+++ b/gst/festival/gstfestival.c
@@ -396,7 +396,7 @@ socket_receive_file_to_buff (int fd, int *size)
 {
   /* Receive file (probably a waveform file) from socket using   */
   /* Festival key stuff technique, but long winded I know, sorry */
-  /* but will receive any file without closeing the stream or    */
+  /* but will receive any file without closing the stream or    */
   /* using OOB data                                              */
   static const char file_stuff_key[] = "ft_StUfF_key";  /* must == Festival's key */
   char *buff;
diff --git a/gst/frei0r/frei0r.h b/gst/frei0r/frei0r.h
index 9aed4453b..88a05a316 100644
--- a/gst/frei0r/frei0r.h
+++ b/gst/frei0r/frei0r.h
@@ -128,7 +128,7 @@
  * @subsection sec_icon_location Icon location
  *
  * The exact location where the application should look for the
- * plugin is platform dependant.
+ * plugin is platform dependent.
  *
  * For Windows platforms, the icon should be at the same place as
  * the plugin containing the effect.
@@ -251,7 +251,7 @@ void f0r_deinit();
  * List of supported color models.
  *
  * Note: the color models are endian independent, because the
- * color components are defined by their positon in memory, not
+ * color components are defined by their position in memory, not
  * by their significance in an uint32_t value.
  * 
  * For effects that work on the color components,
@@ -300,7 +300,7 @@ void f0r_deinit();
 
 /**
  * In PACKED32, each pixel is represented by 4 consecutive
- * bytes, but it is not defined how the color componets are
+ * bytes, but it is not defined how the color components are
  * stored. The true color format could be RGBA8888,
  * BGRA8888, a packed 32 bit YUV format, or any other
  * color format that stores pixels in 32 bit.
diff --git a/gst/frei0r/gstfrei0r.c b/gst/frei0r/gstfrei0r.c
index b887f6398..6a00934e8 100644
--- a/gst/frei0r/gstfrei0r.c
+++ b/gst/frei0r/gstfrei0r.c
@@ -550,7 +550,7 @@ register_plugin (GstPlugin * plugin, const gchar * vendor,
 
   instance = ftable.construct (640, 480);
   if (!instance) {
-    GST_WARNING ("Failed to instanciate plugin '%s'", info.name);
+    GST_WARNING ("Failed to instantiate plugin '%s'", info.name);
     ftable.deinit ();
     g_module_close (module);
     return FALSE;
diff --git a/gst/gaudieffects/gstburn.c b/gst/gaudieffects/gstburn.c
index bf662270a..bc5aefb63 100644
--- a/gst/gaudieffects/gstburn.c
+++ b/gst/gaudieffects/gstburn.c
@@ -157,7 +157,7 @@ gst_burn_class_init (GstBurnClass * klass)
 
 /* Initialize the element,
  * instantiate pads and add them to element,
- * set pad calback functions, and
+ * set pad callback functions, and
  * initialize instance structure.
  */
 static void
diff --git a/gst/gaudieffects/gstchromium.c b/gst/gaudieffects/gstchromium.c
index fb55aac25..1a3f3666e 100644
--- a/gst/gaudieffects/gstchromium.c
+++ b/gst/gaudieffects/gstchromium.c
@@ -177,7 +177,7 @@ gst_chromium_class_init (GstChromiumClass * klass)
 
 /* Initialize the element,
  * instantiate pads and add them to element,
- * set pad calback functions, and
+ * set pad callback functions, and
  * initialize instance structure.
  */
 static void
diff --git a/gst/gaudieffects/gstdilate.c b/gst/gaudieffects/gstdilate.c
index a21ab3d5a..2a1e77521 100644
--- a/gst/gaudieffects/gstdilate.c
+++ b/gst/gaudieffects/gstdilate.c
@@ -159,7 +159,7 @@ gst_dilate_class_init (GstDilateClass * klass)
 
 /* Initialize the element,
  * instantiate pads and add them to element,
- * set pad calback functions, and
+ * set pad callback functions, and
  * initialize instance structure.
  */
 static void
diff --git a/gst/gaudieffects/gstdodge.c b/gst/gaudieffects/gstdodge.c
index 86b5d9d02..ee2ce7dbf 100644
--- a/gst/gaudieffects/gstdodge.c
+++ b/gst/gaudieffects/gstdodge.c
@@ -150,7 +150,7 @@ gst_dodge_class_init (GstDodgeClass * klass)
 
 /* Initialize the element,
  * instantiate pads and add them to element,
- * set pad calback functions, and
+ * set pad callback functions, and
  * initialize instance structure.
  */
 static void
diff --git a/gst/gaudieffects/gstexclusion.c b/gst/gaudieffects/gstexclusion.c
index 62445bd06..6c696b6f3 100644
--- a/gst/gaudieffects/gstexclusion.c
+++ b/gst/gaudieffects/gstexclusion.c
@@ -160,7 +160,7 @@ gst_exclusion_class_init (GstExclusionClass * klass)
 
 /* Initialize the element,
  * instantiate pads and add them to element,
- * set pad calback functions, and
+ * set pad callback functions, and
  * initialize instance structure.
  */
 static void
diff --git a/gst/gaudieffects/gstgaussblur.c b/gst/gaudieffects/gstgaussblur.c
index ff5ca520e..dc2d479f9 100644
--- a/gst/gaudieffects/gstgaussblur.c
+++ b/gst/gaudieffects/gstgaussblur.c
@@ -123,7 +123,7 @@ G_DEFINE_TYPE (GstGaussianBlur, gst_gaussianblur, GST_TYPE_VIDEO_FILTER);
 
 #define DEFAULT_SIGMA 1.2
 
-/* Initalize the gaussianblur's class. */
+/* Initialize the gaussianblur's class. */
 static void
 gst_gaussianblur_class_init (GstGaussianBlurClass * klass)
 {
diff --git a/gst/gaudieffects/gstsolarize.c b/gst/gaudieffects/gstsolarize.c
index 8fc9ff69e..23a69d0d8 100644
--- a/gst/gaudieffects/gstsolarize.c
+++ b/gst/gaudieffects/gstsolarize.c
@@ -173,7 +173,7 @@ gst_solarize_class_init (GstSolarizeClass * klass)
 
 /* Initialize the element,
  * instantiate pads and add them to element,
- * set pad calback functions, and
+ * set pad callback functions, and
  * initialize instance structure.
  */
 static void
diff --git a/gst/geometrictransform/gstbulge.c b/gst/geometrictransform/gstbulge.c
index 01e850b12..315aa0cd2 100644
--- a/gst/geometrictransform/gstbulge.c
+++ b/gst/geometrictransform/gstbulge.c
@@ -139,7 +139,7 @@ bulge_map (GstGeometricTransform * gt, gint x, gint y, gdouble * in_x,
   gdouble width = gt->width;
   gdouble height = gt->height;
 
-  /* normalize in ((-1.0, -1.0), (1.0, 1.0) and traslate the center */
+  /* normalize in ((-1.0, -1.0), (1.0, 1.0) and translate the center */
   norm_x = 2.0 * (x / width - cgt->x_center);
   norm_y = 2.0 * (y / height - cgt->y_center);
 
diff --git a/gst/geometrictransform/gststretch.c b/gst/geometrictransform/gststretch.c
index 114a0cd22..77086f07d 100644
--- a/gst/geometrictransform/gststretch.c
+++ b/gst/geometrictransform/gststretch.c
@@ -139,7 +139,7 @@ stretch_map (GstGeometricTransform * gt, gint x, gint y, gdouble * in_x,
   gdouble height = gt->height;
   gdouble a, b;
 
-  /* normalize in ((-1.0, -1.0), (1.0, 1.0) and traslate the center */
+  /* normalize in ((-1.0, -1.0), (1.0, 1.0) and translate the center */
   norm_x = 2.0 * (x / width - cgt->x_center);
   norm_y = 2.0 * (y / height - cgt->y_center);
 
diff --git a/gst/geometrictransform/gsttunnel.c b/gst/geometrictransform/gsttunnel.c
index 8668a5282..2dd9c41e3 100644
--- a/gst/geometrictransform/gsttunnel.c
+++ b/gst/geometrictransform/gsttunnel.c
@@ -87,7 +87,7 @@ tunnel_map (GstGeometricTransform * gt, gint x, gint y, gdouble * in_x,
   gdouble r;
 
 
-  /* normalize in ((-1.0, -1.0), (1.0, 1.0) and traslate the center */
+  /* normalize in ((-1.0, -1.0), (1.0, 1.0) and translate the center */
   /* plus a little trick to obtain a perfect circle, normalize in a
    * square with sides equal to MAX(width, height) */
   norm_x = 2.0 * (x - cgt->x_center * width) / MAX (width, height);
diff --git a/gst/id3tag/id3tag.c b/gst/id3tag/id3tag.c
index db4489251..8ba327dee 100644
--- a/gst/id3tag/id3tag.c
+++ b/gst/id3tag/id3tag.c
@@ -1212,7 +1212,7 @@ foreach_add_tag (const GstTagList * list, const gchar * tag, gpointer userdata)
   GST_LOG ("Processing tag %s (num=%u)", tag, num_tags);
 
   if (num_tags > 1 && gst_tag_is_fixed (tag)) {
-    GST_WARNING ("Multiple occurences of fixed tag '%s', ignoring some", tag);
+    GST_WARNING ("Multiple occurrences of fixed tag '%s', ignoring some", tag);
     num_tags = 1;
   }
 
diff --git a/gst/ivfparse/gstivfparse.c b/gst/ivfparse/gstivfparse.c
index 14dd0dda7..34675de77 100644
--- a/gst/ivfparse/gstivfparse.c
+++ b/gst/ivfparse/gstivfparse.c
@@ -123,7 +123,7 @@ gst_ivf_parse_reset (GstIvfParse * ivf)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
diff --git a/gst/jpegformat/gstjpegparse.c b/gst/jpegformat/gstjpegparse.c
index 17cbec954..244b5a2f3 100644
--- a/gst/jpegformat/gstjpegparse.c
+++ b/gst/jpegformat/gstjpegparse.c
@@ -428,15 +428,15 @@ gst_jpeg_parse_skip_marker (GstJpegParse * parse,
     const gchar *id_str = NULL;
 
     if (gst_byte_reader_peek_string_utf8 (reader, &id_str)) {
-      GST_DEBUG_OBJECT (parse, "unhandled marker %x: '%s' skiping %u bytes",
+      GST_DEBUG_OBJECT (parse, "unhandled marker %x: '%s' skipping %u bytes",
           marker, id_str ? id_str : "(NULL)", size);
     } else {
-      GST_DEBUG_OBJECT (parse, "unhandled marker %x skiping %u bytes", marker,
+      GST_DEBUG_OBJECT (parse, "unhandled marker %x skipping %u bytes", marker,
           size);
     }
   }
 #else
-  GST_DEBUG_OBJECT (parse, "unhandled marker %x skiping %u bytes", marker,
+  GST_DEBUG_OBJECT (parse, "unhandled marker %x skipping %u bytes", marker,
       size);
 #endif // GST_DISABLE_GST_DEBUG
 
diff --git a/gst/librfb/rfbdecoder.c b/gst/librfb/rfbdecoder.c
index fa763313a..9d5136b81 100644
--- a/gst/librfb/rfbdecoder.c
+++ b/gst/librfb/rfbdecoder.c
@@ -155,7 +155,7 @@ rfb_decoder_disconnect (RfbDecoder * decoder)
  *
  * Initializes the connection with the rfb server
  *
- * Returns: TRUE if initialization was succesfull, FALSE on fail.
+ * Returns: TRUE if initialization was successful, FALSE on fail.
  */
 gboolean
 rfb_decoder_iterate (RfbDecoder * decoder)
@@ -564,7 +564,7 @@ rfb_decoder_state_security_result (RfbDecoder * decoder)
     return FALSE;
   }
 
-  GST_DEBUG ("Security handshaking succesful");
+  GST_DEBUG ("Security handshake successful");
   decoder->state = rfb_decoder_state_send_client_initialisation;
 
   return TRUE;
@@ -598,7 +598,7 @@ rfb_decoder_message_set_encodings (GSList * encodings_list)
  *
  * Sends the encoding types that the client can decode to the server
  *
- * Returns: TRUE if initialization was succesfull, FALSE on fail.
+ * Returns: TRUE if initialization was successful, FALSE on fail.
  */
 static gboolean
 rfb_decoder_state_set_encodings (RfbDecoder * decoder)
@@ -807,7 +807,7 @@ rfb_decoder_state_framebuffer_update_rectangle (RfbDecoder * decoder)
   h = RFB_GET_UINT16 (decoder->data + 6);
   encoding = RFB_GET_UINT32 (decoder->data + 8);
 
-  GST_DEBUG ("update recieved");
+  GST_DEBUG ("update received");
   GST_DEBUG ("x:%d y:%d", x, y);
   GST_DEBUG ("w:%d h:%d", w, h);
   GST_DEBUG ("encoding: %d", encoding);
diff --git a/gst/mpegdemux/gstmpegdemux.c b/gst/mpegdemux/gstmpegdemux.c
index b229da930..42bb15b8c 100644
--- a/gst/mpegdemux/gstmpegdemux.c
+++ b/gst/mpegdemux/gstmpegdemux.c
@@ -2989,7 +2989,7 @@ pause:
   }
 }
 
-/* If we can pull that's prefered */
+/* If we can pull that's preferred */
 static gboolean
 gst_ps_demux_sink_activate (GstPad * sinkpad, GstObject * parent)
 {
diff --git a/gst/mpegpsmux/psmux.c b/gst/mpegpsmux/psmux.c
index a8ba47867..a59f485d6 100644
--- a/gst/mpegpsmux/psmux.c
+++ b/gst/mpegpsmux/psmux.c
@@ -248,7 +248,7 @@ psmux_write_stream_packet (PsMux * mux, PsMuxStream * stream)
     /* Time to write pack header */
     /* FIXME: currently we write the mux rate of the PREVIOUS pack into the
      * pack header, because of the incapability to calculate the mux_rate
-     * before outputing the pack. To calculate the mux_rate for the current
+     * before outputting the pack. To calculate the mux_rate for the current
      * pack, we need to put the whole pack into buffer, calculate the
      * mux_rate, and then output the whole trunck.
      */
diff --git a/gst/mpegpsmux/psmuxstream.c b/gst/mpegpsmux/psmuxstream.c
index 22026a1e5..dc5b4fd52 100644
--- a/gst/mpegpsmux/psmuxstream.c
+++ b/gst/mpegpsmux/psmuxstream.c
@@ -283,7 +283,7 @@ psmux_stream_get_data (PsMuxStream * stream, guint8 * buf, guint len)
       MIN (psmux_stream_bytes_in_buffer (stream), len - PSMUX_PES_MAX_HDR_LEN);
   /* Note that we cannot make a better estimation of the header length for the
    * time being; because the header length is dependent on whether we can find a
-   * timestamp in the upcomming buffers, which in turn depends on
+   * timestamp in the upcoming buffers, which in turn depends on
    * cur_pes_payload_size, which is exactly what we want to decide.
    */
 
@@ -463,7 +463,7 @@ psmux_stream_write_pes_header (PsMuxStream * stream, guint8 * data)
     if (stream->pi.flags & PSMUX_PACKET_FLAG_PES_EXT_STREAMID) {
       guint8 ext_len;
 
-      flags = 0x0f;             /* preceeding flags all 0 | (reserved bits) | PES_extension_flag_2 */
+      flags = 0x0f;             /* preceding flags all 0 | (reserved bits) | PES_extension_flag_2 */
       *data++ = flags;
 
       ext_len = 1;              /* Only writing 1 byte into the extended fields */
diff --git a/gst/mpegpsmux/psmuxstream.h b/gst/mpegpsmux/psmuxstream.h
index 0b3c139cd..22f6d7340 100644
--- a/gst/mpegpsmux/psmuxstream.h
+++ b/gst/mpegpsmux/psmuxstream.h
@@ -157,7 +157,7 @@ void 		psmux_stream_get_es_descrs 	(PsMuxStream *stream, guint8 *buf, guint16 *l
 /* get the pts of stream */
 guint64 	psmux_stream_get_pts 		(PsMuxStream *stream);
 
-/* stream_id assignemnt */
+/* stream_id assignment */
 #define PSMUX_STREAM_ID_MPGA_INIT       0xc0
 #define PSMUX_STREAM_ID_MPGA_MAX        0xcf
 
diff --git a/gst/mpegtsdemux/TODO b/gst/mpegtsdemux/TODO
index d4d2563a7..62449ef56 100644
--- a/gst/mpegtsdemux/TODO
+++ b/gst/mpegtsdemux/TODO
@@ -1,7 +1,7 @@
 tsdemux/tsparse TODO
 --------------------
 
-* Perfomance
+* Performance
   * Bufferlist : Creating/Destroying very small buffers is too
   costly. Switch to pre-/re-allocating outgoing buffers in which we
   copy the data. 
@@ -18,7 +18,7 @@ tsdemux/tsparse TODO
 
 * mpegtsparser
   * SERIOUS room for improvement performance-wise (see callgrind),
-  mostly related to performance issues mentionned above.
+  mostly related to performance issues mentioned above.
 
 * Random-access seeking
   * Do minimal parsing of video headers to detect keyframes and use
@@ -92,7 +92,7 @@ of the stream.
 
   Since no prerolling is happening downstream and the incoming buffers
   do not have capture timestamps, we need to ensure the first buffer
-  we push out corresponds to the base segment start runing time.
+  we push out corresponds to the base segment start running time.
 
     => The packetizer keeps track of PCR locations and offsets in
        addition to the clock skew (in the case of upstream buffers
diff --git a/gst/mpegtsdemux/mpegtsbase.c b/gst/mpegtsdemux/mpegtsbase.c
index d49ab5eb9..d2d973ad5 100644
--- a/gst/mpegtsdemux/mpegtsbase.c
+++ b/gst/mpegtsdemux/mpegtsbase.c
@@ -1116,7 +1116,7 @@ mpegts_base_apply_pmt (MpegTSBase * base, GstMpegtsSection * section)
     program = mpegts_base_new_program (base, program_number, section->pid);
     program->patcount = old_program->patcount;
 
-    /* Desactivate the old program */
+    /* Deactivate the old program */
     /* FIXME : THIS IS BREAKING THE STREAM SWITCHING LOGIC !
      *  */
     if (klass->can_remove_program (base, old_program)) {
diff --git a/gst/mpegtsdemux/mpegtsbase.h b/gst/mpegtsdemux/mpegtsbase.h
index 79705a77b..30a41ba86 100644
--- a/gst/mpegtsdemux/mpegtsbase.h
+++ b/gst/mpegtsdemux/mpegtsbase.h
@@ -201,7 +201,7 @@ struct _MpegTSBaseClass {
   GstFlowReturn (*drain) (MpegTSBase * base);
 
   /* flush all streams
-   * The hard inicator is used to flush completelly on FLUSH_STOP events
+   * The hard inicator is used to flush completely on FLUSH_STOP events
    * or partially in pull mode seeks of tsdemux */
   void (*flush) (MpegTSBase * base, gboolean hard);
 
diff --git a/gst/mpegtsdemux/mpegtspacketizer.c b/gst/mpegtsdemux/mpegtspacketizer.c
index b16c9b094..b793f8545 100644
--- a/gst/mpegtsdemux/mpegtspacketizer.c
+++ b/gst/mpegtsdemux/mpegtspacketizer.c
@@ -1280,7 +1280,7 @@ mpegts_packetizer_resync (MpegTSPCR * pcr, GstClockTime time,
  *    Cri    : The time of the clock at the receiver for packet i
  *    D + ni : The jitter when receiving packet i
  *
- * We see that the network delay is irrelevant here as we can elliminate D:
+ * We see that the network delay is irrelevant here as we can eliminate D:
  *
  *  recv_diff(i) = (Cri + ni) - (Cr0 + n0))
  *
@@ -1613,7 +1613,7 @@ _reevaluate_group_pcr_offset (MpegTSPCR * pcrtable, PCROffsetGroup * group)
        * We will use raw (non-corrected/non-absolute) PCR values in a first time
        * to detect wraparound/resets/gaps...
        *
-       * We will use the corrected/asolute PCR values to calculate
+       * We will use the corrected/absolute PCR values to calculate
        * bitrate and estimate the target group pcr_offset.
        * */
 
diff --git a/gst/mpegtsdemux/tsdemux.c b/gst/mpegtsdemux/tsdemux.c
index 8bc973690..f19925765 100644
--- a/gst/mpegtsdemux/tsdemux.c
+++ b/gst/mpegtsdemux/tsdemux.c
@@ -1222,7 +1222,7 @@ create_pad_for_stream (MpegTSBase * base, MpegTSBaseStream * bstream,
     case ST_PS_VIDEO_MPEG2_DCII:
       /* FIXME : Use DCII registration code (ETV1 ?) to handle that special
        * Stream type (ST_PS_VIDEO_MPEG2_DCII) */
-      /* FIXME : Use video decriptor (0x1) to refine caps with:
+      /* FIXME : Use video descriptor (0x1) to refine caps with:
        * * frame_rate
        * * profile_and_level
        */
diff --git a/gst/mpegtsmux/gstmpegtsmux.c b/gst/mpegtsmux/gstmpegtsmux.c
index 29f70bf5d..a2ca00ad7 100644
--- a/gst/mpegtsmux/gstmpegtsmux.c
+++ b/gst/mpegtsmux/gstmpegtsmux.c
@@ -336,7 +336,7 @@ gst_mpeg_ts_mux_set_property (GObject * object, guint prop_id,
 
   switch (prop_id) {
     case PROP_M2TS_MODE:
-      /* set incase if the output stream need to be of 192 bytes */
+      /* set in case if the output stream need to be of 192 bytes */
       mux->m2ts_mode = g_value_get_boolean (value);
       gst_base_ts_mux_set_packet_size (GST_BASE_TS_MUX (mux),
           mux->m2ts_mode ? M2TS_PACKET_LENGTH :
diff --git a/gst/mpegtsmux/tsmux/tsmux.c b/gst/mpegtsmux/tsmux/tsmux.c
index 52dd55917..139c9467e 100644
--- a/gst/mpegtsmux/tsmux/tsmux.c
+++ b/gst/mpegtsmux/tsmux/tsmux.c
@@ -413,7 +413,7 @@ tsmux_program_compare (TsMuxProgram * program, gint * needle)
  * tsmux_program_new:
  * @mux: a #TsMux
  *
- * Create a new program in the mising session @mux.
+ * Create a new program in the missing session @mux.
  *
  * Returns: a new #TsMuxProgram or %NULL when the maximum number of programs has
  * been reached.
@@ -697,7 +697,7 @@ tsmux_create_stream (TsMux * mux, guint stream_type, guint16 pid,
  * @mux: a #TsMux
  * @pid: the PID to find.
  *
- * Find the stream associated wih PID.
+ * Find the stream associated with PID.
  *
  * Returns: a #TsMuxStream with @pid or NULL when the stream was not found.
  */
diff --git a/gst/mpegtsmux/tsmux/tsmuxstream.c b/gst/mpegtsmux/tsmux/tsmuxstream.c
index 2e5fa2d68..5eb6abff4 100644
--- a/gst/mpegtsmux/tsmux/tsmuxstream.c
+++ b/gst/mpegtsmux/tsmux/tsmuxstream.c
@@ -1024,7 +1024,7 @@ tsmux_stream_default_get_es_descrs (TsMuxStream * stream,
       g_ptr_array_add (pmt_stream->descriptors, descriptor);
       break;
     case TSMUX_ST_PS_DVB_SUBPICTURE:
-      /* falltrough ...
+      /* fallthrough ...
        * that should never happen anyway as
        * dvb subtitles are private data */
     case TSMUX_ST_PRIVATE_DATA:
diff --git a/gst/mxf/mxfdms1.c b/gst/mxf/mxfdms1.c
index d735e4d60..bb5234e8f 100644
--- a/gst/mxf/mxfdms1.c
+++ b/gst/mxf/mxfdms1.c
@@ -4684,7 +4684,7 @@ mxf_dms1_rights_handle_tag (MXFMetadataBase * metadata, MXFPrimerPack * primer,
     GST_DEBUG ("  rights holder = %s", GST_STR_NULL (self->rights_holder));
   } else if (memcmp (tag_ul, &rights_managment_authority_ul, 16) == 0) {
     self->rights_managment_authority = mxf_utf16_to_utf8 (tag_data, tag_size);
-    GST_DEBUG ("  rights managment authority = %s",
+    GST_DEBUG ("  rights management authority = %s",
         GST_STR_NULL (self->rights_managment_authority));
   } else if (memcmp (tag_ul, &region_or_area_of_ip_license_ul, 16) == 0) {
     self->region_or_area_of_ip_license = mxf_utf16_to_utf8 (tag_data, tag_size);
diff --git a/gst/netsim/gstnetsim.c b/gst/netsim/gstnetsim.c
index 0c27a67f5..39368ed15 100644
--- a/gst/netsim/gstnetsim.c
+++ b/gst/netsim/gstnetsim.c
@@ -68,7 +68,7 @@ enum
   PROP_ALLOW_REORDERING,
 };
 
-/* these numbers are nothing but wild guesses and dont reflect any reality */
+/* these numbers are nothing but wild guesses and don't reflect any reality */
 #define DEFAULT_MIN_DELAY 200
 #define DEFAULT_MAX_DELAY 400
 #define DEFAULT_DELAY_DISTRIBUTION DISTRIBUTION_UNIFORM
diff --git a/gst/pcapparse/gstirtspparse.c b/gst/pcapparse/gstirtspparse.c
index 4d64e36f6..e9ab037df 100644
--- a/gst/pcapparse/gstirtspparse.c
+++ b/gst/pcapparse/gstirtspparse.c
@@ -194,7 +194,7 @@ start:
 
   switch (IRTSPParse->state) {
     case IRTSP_SEARCH_FRAME:
-      /* Use the first occurence of 0x24 as a start of interleaved frames.
+      /* Use the first occurrence of 0x24 as a start of interleaved frames.
        * This 'trick' allows us to parse a dump that doesn't contain RTSP
        * handshake. It's up to user to provide the data where the first 0x24
        * is an RTSP frame */
diff --git a/gst/pnm/gstpnmdec.c b/gst/pnm/gstpnmdec.c
index cf6904e01..b11a7310b 100644
--- a/gst/pnm/gstpnmdec.c
+++ b/gst/pnm/gstpnmdec.c
@@ -149,7 +149,7 @@ gst_pnmdec_negotiate (GstVideoDecoder * decoder)
         const gchar *fmtstr;
 
         pnmdec->size = pnmdec->mngr.info.width * pnmdec->mngr.info.height * 2;
-        /* perform some basic negotiation to resolve which endianess,
+        /* perform some basic negotiation to resolve which endianness,
          * if any, is supported by the component downstream. Query
          * the peer caps, intersecting with our preferred caps
          */
diff --git a/gst/removesilence/gstremovesilence.c b/gst/removesilence/gstremovesilence.c
index a932f6111..5529f6a9e 100644
--- a/gst/removesilence/gstremovesilence.c
+++ b/gst/removesilence/gstremovesilence.c
@@ -137,7 +137,7 @@ gst_remove_silence_class_init (GstRemoveSilenceClass * klass)
 
   g_object_class_install_property (gobject_class, PROP_REMOVE,
       g_param_spec_boolean ("remove", "Remove",
-          "Set to true to remove silence from the stream, false otherwhise",
+          "Set to true to remove silence from the stream, false otherwise",
           FALSE, G_PARAM_READWRITE));
 
   g_object_class_install_property (gobject_class, PROP_HYSTERESIS,
@@ -206,7 +206,7 @@ gst_remove_silence_reset (GstRemoveSilence * filter)
 
 /* initialize the new element
  * instantiate pads and add them to element
- * set pad calback functions
+ * set pad callback functions
  * initialize instance structure
  */
 static void
@@ -416,7 +416,7 @@ gst_remove_silence_transform_ip (GstBaseTransform * trans, GstBuffer * inbuf)
       inbuf = gst_buffer_make_writable (inbuf);
       GST_BUFFER_PTS (inbuf) -= filter->ts_offset;
     } else {
-      GST_WARNING ("Invalid buffer pts, update not possibile");
+      GST_WARNING ("Invalid buffer pts, update not possible");
     }
   }
 
diff --git a/gst/rist/gstristrtxsend.c b/gst/rist/gstristrtxsend.c
index 927fb1cf0..1846c3840 100644
--- a/gst/rist/gstristrtxsend.c
+++ b/gst/rist/gstristrtxsend.c
@@ -329,7 +329,7 @@ gst_rist_rtx_send_get_ssrc_data (GstRistRtxSend * rtx, guint32 ssrc)
 
   data = g_hash_table_lookup (rtx->ssrc_data, GUINT_TO_POINTER (ssrc));
   if (!data) {
-    /* See 5.3.2 Retransmitted Packets, orignal packet have SSRC LSB set to
+    /* See 5.3.2 Retransmitted Packets, original packet have SSRC LSB set to
      * 0, while RTX packet have LSB set to 1 */
     rtx_ssrc = ssrc + 1;
     data = ssrc_rtx_data_new (rtx_ssrc);
diff --git a/gst/rist/gstristsink.c b/gst/rist/gstristsink.c
index 08e165712..46d85a0bb 100644
--- a/gst/rist/gstristsink.c
+++ b/gst/rist/gstristsink.c
@@ -1263,7 +1263,7 @@ gst_rist_sink_class_init (GstRistSinkClass * klass)
 
   g_object_class_install_property (object_class, PROP_BONDING_ADDRESSES,
       g_param_spec_string ("bonding-addresses", "Bonding Addresses",
-          "Comma (,) seperated list of <address>:<port> to send to. ", NULL,
+          "Comma (,) separated list of <address>:<port> to send to. ", NULL,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
   g_object_class_install_property (object_class, PROP_BONDING_METHOD,
diff --git a/gst/rist/gstroundrobin.c b/gst/rist/gstroundrobin.c
index 55e4152a3..2ff8ff306 100644
--- a/gst/rist/gstroundrobin.c
+++ b/gst/rist/gstroundrobin.c
@@ -26,7 +26,7 @@
  * buffers over multiple src pads. This is the opposite of tee
  * element, which duplicates buffers over all pads. This element 
  * can be used to distrute load across multiple branches when the buffer
- * can be processed indepently.
+ * can be processed independently.
  */
 
 #include "gstroundrobin.h"
diff --git a/gst/rtp/gstrtpsrc.c b/gst/rtp/gstrtpsrc.c
index 387c69157..800b67df9 100644
--- a/gst/rtp/gstrtpsrc.c
+++ b/gst/rtp/gstrtpsrc.c
@@ -450,7 +450,7 @@ gst_rtp_src_rtpbin_on_ssrc_collision_cb (GstElement * rtpbin, guint session_id,
   GstRtpSrc *self = GST_RTP_SRC (data);
 
   GST_INFO_OBJECT (self,
-      "Dectected an SSRC collision: session-id 0x%x, ssrc 0x%x.", session_id,
+      "Detected an SSRC collision: session-id 0x%x, ssrc 0x%x.", session_id,
       ssrc);
 }
 
@@ -460,7 +460,7 @@ gst_rtp_src_rtpbin_on_new_ssrc_cb (GstElement * rtpbin, guint session_id,
 {
   GstRtpSrc *self = GST_RTP_SRC (data);
 
-  GST_INFO_OBJECT (self, "Dectected a new SSRC: session-id 0x%x, ssrc 0x%x.",
+  GST_INFO_OBJECT (self, "Detected a new SSRC: session-id 0x%x, ssrc 0x%x.",
       session_id, ssrc);
 }
 
diff --git a/gst/videoparsers/gsth264parse.c b/gst/videoparsers/gsth264parse.c
index 2e5e49f2d..37facafaf 100644
--- a/gst/videoparsers/gsth264parse.c
+++ b/gst/videoparsers/gsth264parse.c
@@ -401,7 +401,7 @@ gst_h264_parse_negotiate (GstH264Parse * h264parse, gint in_format,
     }
   }
 
-  /* FIXME We could fail the negotiation immediatly if caps are empty */
+  /* FIXME We could fail the negotiation immediately if caps are empty */
   if (caps && !gst_caps_is_empty (caps)) {
     /* fixate to avoid ambiguity with lists when parsing */
     caps = gst_caps_fixate (caps);
@@ -936,7 +936,7 @@ gst_h264_parse_process_nal (GstH264Parse * h264parse, GstH264NalUnit * nalu)
         GST_DEBUG_OBJECT (h264parse, "marking IDR in frame at offset %d",
             h264parse->idr_pos);
       }
-      /* if SEI preceeds (faked) IDR, then we have to insert config there */
+      /* if SEI precedes (faked) IDR, then we have to insert config there */
       if (h264parse->sei_pos >= 0 && h264parse->idr_pos > h264parse->sei_pos) {
         h264parse->idr_pos = h264parse->sei_pos;
         GST_DEBUG_OBJECT (h264parse, "moved IDR mark to SEI position %d",
@@ -2576,7 +2576,7 @@ gst_h264_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
     h264parse->sent_codec_tag = TRUE;
   }
 
-  /* In case of byte-stream, insert au delimeter by default
+  /* In case of byte-stream, insert au delimiter by default
    * if it doesn't exist */
   if (h264parse->aud_insert && h264parse->format == GST_H264_PARSE_FORMAT_BYTE) {
     if (h264parse->align == GST_H264_PARSE_ALIGN_AU) {
@@ -2669,7 +2669,7 @@ gst_h264_parse_pre_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
     }
   }
 
-  /* Fixme: setting passthrough mode casuing multiple issues:
+  /* Fixme: setting passthrough mode causing multiple issues:
    * For nal aligned multiresoluton streams, passthrough mode make h264parse
    * unable to advertise the new resoultions. Also causing issues while
    * parsing MVC streams when it has two layers.
diff --git a/gst/videoparsers/gsth265parse.c b/gst/videoparsers/gsth265parse.c
index 0dddb8615..6277fee4c 100644
--- a/gst/videoparsers/gsth265parse.c
+++ b/gst/videoparsers/gsth265parse.c
@@ -390,7 +390,7 @@ gst_h265_parse_negotiate (GstH265Parse * h265parse, gint in_format,
     }
   }
 
-  /* FIXME We could fail the negotiation immediatly if caps are empty */
+  /* FIXME We could fail the negotiation immediately if caps are empty */
   if (caps && !gst_caps_is_empty (caps)) {
     /* fixate to avoid ambiguity with lists when parsing */
     caps = gst_caps_fixate (caps);
diff --git a/gst/videoparsers/gstmpeg4videoparse.c b/gst/videoparsers/gstmpeg4videoparse.c
index 298887095..e6628e4ba 100644
--- a/gst/videoparsers/gstmpeg4videoparse.c
+++ b/gst/videoparsers/gstmpeg4videoparse.c
@@ -846,7 +846,7 @@ gst_mpeg4vparse_set_caps (GstBaseParse * parse, GstCaps * caps)
       && (buf = gst_value_get_buffer (value))) {
     /* best possible parse attempt,
      * src caps are based on sink caps so it will end up in there
-     * whether sucessful or not */
+     * whether successful or not */
     gst_buffer_map (buf, &map, GST_MAP_READ);
     data = map.data;
     size = map.size;
diff --git a/gst/videoparsers/gstmpegvideoparse.c b/gst/videoparsers/gstmpegvideoparse.c
index 3eb759d84..ed085ce7b 100644
--- a/gst/videoparsers/gstmpegvideoparse.c
+++ b/gst/videoparsers/gstmpegvideoparse.c
@@ -137,7 +137,7 @@ gst_mpegv_parse_class_init (GstMpegvParseClass * klass)
 
   g_object_class_install_property (gobject_class, PROP_DROP,
       g_param_spec_boolean ("drop", "drop",
-          "Drop data untill valid configuration data is received either "
+          "Drop data until valid configuration data is received either "
           "in the stream or through caps", DEFAULT_PROP_DROP,
           G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
@@ -1069,7 +1069,7 @@ gst_mpegv_parse_set_caps (GstBaseParse * parse, GstCaps * caps)
     gst_buffer_map (buf, &map, GST_MAP_READ);
     /* best possible parse attempt,
      * src caps are based on sink caps so it will end up in there
-     * whether sucessful or not */
+     * whether successful or not */
     mpvparse->seq_offset = 4;
     gst_mpegv_parse_process_config (mpvparse, &map, gst_buffer_get_size (buf));
     gst_buffer_unmap (buf, &map);
diff --git a/gst/videoparsers/h263parse.c b/gst/videoparsers/h263parse.c
index 5ed99f712..dd8f1a07f 100644
--- a/gst/videoparsers/h263parse.c
+++ b/gst/videoparsers/h263parse.c
@@ -465,7 +465,7 @@ gst_h263_parse_get_params (H263Params * params, GstBuffer * buffer,
 
   /* FIXME: Annex P (Reference Picture Resampling) can be signaled implicitly
    * as well as in the header. Should we set the field to false in caps if it
-   * is not specfied by the header? */
+   * is not specified by the header? */
 
   /* FIXME: Annex U (Enhanced Reference Picture Selection) poses a problem - we
    * have no means of specifying what sub-modes, if any, are used. */
diff --git a/gst/vmnc/vmncdec.c b/gst/vmnc/vmncdec.c
index cbbaeb6b4..40eb20cbb 100644
--- a/gst/vmnc/vmncdec.c
+++ b/gst/vmnc/vmncdec.c
@@ -235,12 +235,12 @@ vmnc_handle_wmvi_rectangle (GstVMncDec * dec, struct RfbRectangle *rect,
   format = gst_video_format_from_masks (dec->format.depth, bpp, endianness,
       redmask, greenmask, bluemask, 0);
 
-  GST_DEBUG_OBJECT (dec, "From depth: %d bpp: %u endianess: %s redmask: %X "
+  GST_DEBUG_OBJECT (dec, "From depth: %d bpp: %u endianness: %s redmask: %X "
       "greenmask: %X bluemask: %X got format %s",
       dec->format.depth, bpp, endianness == G_BIG_ENDIAN ? "BE" : "LE",
       GUINT32_FROM_BE (redmask), GUINT32_FROM_BE (greenmask),
       GUINT32_FROM_BE (bluemask),
-      format == GST_VIDEO_FORMAT_UNKNOWN ? "UNKOWN" :
+      format == GST_VIDEO_FORMAT_UNKNOWN ? "UNKNOWN" :
       gst_video_format_to_string (format));
 
   if (format == GST_VIDEO_FORMAT_UNKNOWN) {
diff --git a/hooks/pre-commit.hook b/hooks/pre-commit.hook
index 3c1062b9e..6f177402b 100755
--- a/hooks/pre-commit.hook
+++ b/hooks/pre-commit.hook
@@ -1,6 +1,6 @@
 #!/bin/sh
 #
-# Check that the code follows a consistant code style
+# Check that the code follows a consistent code style
 #
 
 # Check for existence of indent, and error out if not present.
diff --git a/sys/androidmedia/gstahcsrc.c b/sys/androidmedia/gstahcsrc.c
index 4519aee70..448e11827 100644
--- a/sys/androidmedia/gstahcsrc.c
+++ b/sys/androidmedia/gstahcsrc.c
@@ -34,7 +34,7 @@
  * directory.
  * The source will look for the environment variable “TMP� which must contain
  * the absolute path to a writable directory.
- * It can be retreived using the following Java code :
+ * It can be retrieved using the following Java code :
  * |[
  *   context.getCacheDir().getAbsolutePath();
  * ]|
diff --git a/sys/androidmedia/gstamcvideodec.c b/sys/androidmedia/gstamcvideodec.c
index c8e79c29c..923c15570 100644
--- a/sys/androidmedia/gstamcvideodec.c
+++ b/sys/androidmedia/gstamcvideodec.c
@@ -1075,7 +1075,7 @@ _gl_sync_render_unlocked (struct gl_sync *sync)
 
   af_meta = gst_buffer_get_video_affine_transformation_meta (sync->buffer);
   if (!af_meta) {
-    GST_WARNING ("Failed to retreive the transformation meta from the "
+    GST_WARNING ("Failed to retrieve the transformation meta from the "
         "gl_sync %p buffer %p", sync, sync->buffer);
   } else if (gst_amc_surface_texture_get_transform_matrix (sync->surface,
           matrix, &error)) {
diff --git a/sys/androidmedia/gstamcvideoenc.c b/sys/androidmedia/gstamcvideoenc.c
index e4a668df0..291bd6f3d 100644
--- a/sys/androidmedia/gstamcvideoenc.c
+++ b/sys/androidmedia/gstamcvideoenc.c
@@ -305,12 +305,12 @@ color_format_info_failed_to_set:
   return NULL;
 
 unsupported_profile:
-  GST_ERROR_OBJECT (encoder, "Unsupport profile '%s'", profile_string);
+  GST_ERROR_OBJECT (encoder, "Unsupported profile '%s'", profile_string);
   gst_amc_format_free (format);
   return NULL;
 
 unsupported_level:
-  GST_ERROR_OBJECT (encoder, "Unsupport level '%s'", level_string);
+  GST_ERROR_OBJECT (encoder, "Unsupported level '%s'", level_string);
   gst_amc_format_free (format);
   return NULL;
 }
@@ -409,14 +409,14 @@ caps_from_amc_format (GstAmcFormat * amc_format)
   return caps;
 
 unsupported_profile:
-  GST_ERROR ("Unsupport amc profile id %d", amc_profile);
+  GST_ERROR ("Unsupported amc profile id %d", amc_profile);
   g_free (mime);
   gst_caps_unref (caps);
 
   return NULL;
 
 unsupported_level:
-  GST_ERROR ("Unsupport amc level id %d", amc_level);
+  GST_ERROR ("Unsupported amc level id %d", amc_level);
   g_free (mime);
   gst_caps_unref (caps);
 
diff --git a/sys/androidmedia/gstjniutils.c b/sys/androidmedia/gstjniutils.c
index d7c9da43e..093408243 100644
--- a/sys/androidmedia/gstjniutils.c
+++ b/sys/androidmedia/gstjniutils.c
@@ -808,21 +808,21 @@ gst_amc_jni_get_application_class (JNIEnv * env, const gchar * name,
 
   if (!get_class_loader) {
     g_set_error (err, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_FAILED,
-        "Could not retreive application class loader function");
+        "Could not retrieve application class loader function");
     goto done;
   }
 
   class_loader = get_class_loader ();
   if (!class_loader) {
     g_set_error (err, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_FAILED,
-        "Could not retreive application class loader");
+        "Could not retrieve application class loader");
     goto done;
   }
 
   class_loader_cls = (*env)->GetObjectClass (env, class_loader);
   if (!class_loader_cls) {
     g_set_error (err, GST_LIBRARY_ERROR, GST_LIBRARY_ERROR_FAILED,
-        "Could not retreive application class loader java class");
+        "Could not retrieve application class loader java class");
     goto done;
   }
 
diff --git a/sys/applemedia/avfvideosrc.m b/sys/applemedia/avfvideosrc.m
index 0ef697da1..a95aee4eb 100644
--- a/sys/applemedia/avfvideosrc.m
+++ b/sys/applemedia/avfvideosrc.m
@@ -410,7 +410,7 @@ static AVCaptureVideoOrientation GstAVFVideoSourceOrientation2AVCaptureVideoOrie
 
   } @catch (NSException *exception) {
     if (![[exception name] isEqualToString:NSUndefinedKeyException]) {
-      GST_WARNING ("An unexpected error occured: %s",
+      GST_WARNING ("An unexpected error occurred: %s",
                    [[exception reason] UTF8String]);
     }
     GST_WARNING ("Capturing cursor is only supported in OS X >= 10.8");
@@ -610,7 +610,7 @@ static AVCaptureVideoOrientation GstAVFVideoSourceOrientation2AVCaptureVideoOrie
               [device setValue:frame_duration_value forKey:@"activeVideoMaxFrameDuration"];
             } @catch (NSException *exception) {
               if (![[exception name] isEqualToString:NSUndefinedKeyException]) {
-                GST_WARNING ("An unexcepted error occured: %s",
+                GST_WARNING ("An unexcepted error occurred: %s",
                               [exception.reason UTF8String]);
               }
             }
@@ -734,7 +734,7 @@ static AVCaptureVideoOrientation GstAVFVideoSourceOrientation2AVCaptureVideoOrie
     result = gst_caps_merge (result, [self getDeviceCaps]);
   } @catch (NSException *exception) {
     if (![[exception name] isEqualToString:NSUndefinedKeyException]) {
-      GST_WARNING ("An unexcepted error occured: %s", [exception.reason UTF8String]);
+      GST_WARNING ("An unexcepted error occurred: %s", [exception.reason UTF8String]);
       return result;
     }
 
@@ -781,7 +781,7 @@ static AVCaptureVideoOrientation GstAVFVideoSourceOrientation2AVCaptureVideoOrie
       } @catch (NSException *exception) {
 
         if (![[exception name] isEqualToString:NSUndefinedKeyException]) {
-          GST_WARNING ("An unexcepted error occured: %s", [exception.reason UTF8String]);
+          GST_WARNING ("An unexcepted error occurred: %s", [exception.reason UTF8String]);
           *successPtr = NO;
           return;
         }
diff --git a/sys/applemedia/vtenc.c b/sys/applemedia/vtenc.c
index 2be165cd3..9ada8d0a5 100644
--- a/sys/applemedia/vtenc.c
+++ b/sys/applemedia/vtenc.c
@@ -505,7 +505,7 @@ static GstFlowReturn
 gst_vtenc_finish_encoding (GstVTEnc * self, gboolean is_flushing)
 {
   GST_DEBUG_OBJECT (self,
-      "complete enconding and clean buffer queue, is flushing %d", is_flushing);
+      "complete encoding and clean buffer queue, is flushing %d", is_flushing);
   GstVideoCodecFrame *outframe;
   GstFlowReturn ret = GST_FLOW_OK;
   OSStatus vt_status;
diff --git a/sys/d3d11/gstd3d11device.c b/sys/d3d11/gstd3d11device.c
index ed68aea0c..a5d8834cd 100644
--- a/sys/d3d11/gstd3d11device.c
+++ b/sys/d3d11/gstd3d11device.c
@@ -730,7 +730,7 @@ gst_d3d11_device_create_swap_chain_internal (GstD3D11Device * device,
  * @device: a #GstD3D11Device
  * @desc: a DXGI_SWAP_CHAIN_DESC structure for swapchain
  *
- * Creat a IDXGISwapChain object. Caller must release returned swap chain object
+ * Create a IDXGISwapChain object. Caller must release returned swap chain object
  * via IDXGISwapChain_Release()
  *
  * Returns: (transfer full) (nullable): a new IDXGISwapChain or %NULL
diff --git a/sys/d3d11/meson.build b/sys/d3d11/meson.build
index 5c0664bf4..759a749bb 100644
--- a/sys/d3d11/meson.build
+++ b/sys/d3d11/meson.build
@@ -28,7 +28,7 @@ if not have_d3d11
   subdir_done()
 endif
 
-# required for HDR meatadata
+# required for HDR metadata
 if cc.has_header('dxgi1_5.h')
   extra_c_args += ['-DHAVE_DXGI_1_5_H']
 endif
diff --git a/sys/d3dvideosink/d3dhelpers.c b/sys/d3dvideosink/d3dhelpers.c
index f6a7b8dc0..031c12f9e 100644
--- a/sys/d3dvideosink/d3dhelpers.c
+++ b/sys/d3dvideosink/d3dhelpers.c
@@ -1050,7 +1050,7 @@ d3d_window_wndproc_unset (GstD3DVideoSink * sink)
     goto end;
   }
 
-  /* Restore orignal WndProc for window_handle */
+  /* Restore original WndProc for window_handle */
   if (!SetWindowLongPtr (sink->d3d.window_handle, GWLP_WNDPROC,
           (LONG_PTR) sink->d3d.orig_wnd_proc)) {
     GST_WARNING_OBJECT (sink, "D3D failed to set original WndProc");
diff --git a/sys/d3dvideosink/d3dvideosink.c b/sys/d3dvideosink/d3dvideosink.c
index 43e4322e1..582b23fc1 100644
--- a/sys/d3dvideosink/d3dvideosink.c
+++ b/sys/d3dvideosink/d3dvideosink.c
@@ -527,7 +527,7 @@ gst_d3dvideosink_propose_allocation (GstBaseSink * bsink, GstQuery * query)
 
 /* PUBLIC FUNCTIONS */
 
-/* Iterface Registrations */
+/* Interface Registrations */
 
 static void
 gst_d3dvideosink_video_overlay_interface_init (GstVideoOverlayInterface * iface)
diff --git a/sys/decklink/gstdecklink.cpp b/sys/decklink/gstdecklink.cpp
index a9338eb00..0fed8b019 100644
--- a/sys/decklink/gstdecklink.cpp
+++ b/sys/decklink/gstdecklink.cpp
@@ -1235,7 +1235,7 @@ gst_decklink_com_thread (gpointer data)
   else if (res == RPC_E_CHANGED_MODE)
     GST_WARNING ("The concurrency model of COM has changed.");
   else
-    GST_INFO ("COM intialized succesfully");
+    GST_INFO ("COM initialized successfully");
 
   com_initialized = TRUE;
 
@@ -1244,12 +1244,12 @@ gst_decklink_com_thread (gpointer data)
 
   g_mutex_unlock (&com_init_lock);
 
-  /* Wait until the unitialize condition is met to leave the COM apartement */
+  /* Wait until the uninitialize condition is met to leave the COM apartement */
   g_mutex_lock (&com_deinit_lock);
   g_cond_wait (&com_deinit_cond, &com_deinit_lock);
 
   CoUninitialize ();
-  GST_INFO ("COM unintialized succesfully");
+  GST_INFO ("COM uninitialized successfully");
   com_initialized = FALSE;
   g_cond_signal (&com_deinited_cond);
   g_mutex_unlock (&com_deinit_lock);
@@ -1576,7 +1576,7 @@ gst_decklink_release_nth_input (gint n, GstElement * src, gboolean is_audio)
  * the parent device is also checked and configured accordingly.
  *
  * If
- *  - full-duplex-mode is requsted and the device does not support it *or*
+ *  - full-duplex-mode is requested and the device does not support it *or*
  *  - half-duplex-mode is requested and there is not parent-device *or*
  *  - half-duplex-mode is requested and neither the device nor the parent device does support setting
  *    the duplex-mode, DUPLEX_MODE_SET_UNSUPPORTED is returnded.
diff --git a/sys/decklink/gstdecklinkvideosink.cpp b/sys/decklink/gstdecklinkvideosink.cpp
index e21f3f596..5ddbe0a2a 100644
--- a/sys/decklink/gstdecklinkvideosink.cpp
+++ b/sys/decklink/gstdecklinkvideosink.cpp
@@ -34,7 +34,7 @@
  *
  * # Duplex-Mode:
  * Certain DechLink Cards like the Duo2 or the Quad2 contain two or four
- * independant SDI units with two connectors each. These units can operate either
+ * independent SDI units with two connectors each. These units can operate either
  * in half- or in full-duplex mode.
  *
  * The Duplex-Mode of a Card can be configured using the `duplex-mode`-Property.
@@ -42,7 +42,7 @@
  *
  * ## Half-Duplex-Mode (default):
  * By default decklinkvideosink will configure them into half-duplex mode, so that
- * each connector acts as if it were an independant DeckLink Card which can either
+ * each connector acts as if it were an independent DeckLink Card which can either
  * be used as an Input or as an Output. In this mode the Duo2 can be used as as 4 SDI
  * In-/Outputs and the Quad2 as 8 SDI In-/Outputs.
  *
diff --git a/sys/decklink/gstdecklinkvideosrc.cpp b/sys/decklink/gstdecklinkvideosrc.cpp
index 7be3d244b..4106d68e6 100644
--- a/sys/decklink/gstdecklinkvideosrc.cpp
+++ b/sys/decklink/gstdecklinkvideosrc.cpp
@@ -35,7 +35,7 @@
  *
  * # Duplex-Mode:
  * Certain DechLink Cards like the Duo2 or the Quad2 contain two or four
- * independant SDI units with two connectors each. These units can operate either
+ * independent SDI units with two connectors each. These units can operate either
  * in half- or in full-duplex mode.
  *
  * The Duplex-Mode of a Card can be configured using the `duplex-mode`-Property.
@@ -43,7 +43,7 @@
  *
  * ## Half-Duplex-Mode (default):
  * By default decklinkvideosrc will configure them into half-duplex mode, so that
- * each connector acts as if it were an independant DeckLink Card which can either
+ * each connector acts as if it were an independent DeckLink Card which can either
  * be used as an Input or as an Output. In this mode the Duo2 can be used as as 4 SDI
  * In-/Outputs and the Quad2 as 8 SDI In-/Outputs.
  *
diff --git a/sys/directsound/gstdirectsoundsrc.c b/sys/directsound/gstdirectsoundsrc.c
index be6b2c894..f176faf50 100644
--- a/sys/directsound/gstdirectsoundsrc.c
+++ b/sys/directsound/gstdirectsoundsrc.c
@@ -536,7 +536,7 @@ gst_directsound_src_prepare (GstAudioSrc * asrc, GstAudioRingBufferSpec * spec)
   GST_INFO_OBJECT (asrc, "actual latency time: %" G_GUINT64_FORMAT,
       spec->latency_time);
 
-  /* Init secondary buffer desciption */
+  /* Init secondary buffer description */
   memset (&descSecondary, 0, sizeof (DSCBUFFERDESC));
   descSecondary.dwSize = sizeof (DSCBUFFERDESC);
   descSecondary.dwFlags = 0;
diff --git a/sys/dshowdecwrapper/gstdshowaudiodec.cpp b/sys/dshowdecwrapper/gstdshowaudiodec.cpp
index ad7385039..e9ee3561f 100644
--- a/sys/dshowdecwrapper/gstdshowaudiodec.cpp
+++ b/sys/dshowdecwrapper/gstdshowaudiodec.cpp
@@ -403,7 +403,7 @@ gst_dshowaudiodec_com_thread (GstDshowAudioDec * adec)
   else if (res == RPC_E_CHANGED_MODE)
     GST_WARNING_OBJECT (adec, "The concurrency model of COM has changed.");
   else
-    GST_INFO_OBJECT (adec, "COM intialized succesfully");
+    GST_INFO_OBJECT (adec, "COM initialized successfully");
 
   adec->comInitialized = TRUE;
 
@@ -412,12 +412,12 @@ gst_dshowaudiodec_com_thread (GstDshowAudioDec * adec)
 
   g_mutex_unlock (&adec->com_init_lock);
 
-  /* Wait until the unitialize condition is met to leave the COM apartement */
+  /* Wait until the uninitialize condition is met to leave the COM apartement */
   g_mutex_lock (&adec->com_deinit_lock);
   g_cond_wait (&adec->com_uninitialize, &adec->com_deinit_lock);
 
   CoUninitialize ();
-  GST_INFO_OBJECT (adec, "COM unintialized succesfully");
+  GST_INFO_OBJECT (adec, "COM uninitialized successfully");
   adec->comInitialized = FALSE;
   g_cond_signal (&adec->com_uninitialized);
   g_mutex_unlock (&adec->com_deinit_lock);
@@ -989,7 +989,7 @@ gst_dshowaudiodec_get_filter_settings (GstDshowAudioDec * adec)
   output_pin = gst_dshow_get_pin_from_filter (adec->decfilter, PINDIR_OUTPUT);
   if (!output_pin) {
     GST_ELEMENT_ERROR (adec, CORE, NEGOTIATION,
-        ("failed getting ouput pin from the decoder"), (NULL));
+        ("failed getting output pin from the decoder"), (NULL));
     return FALSE;
   }
 
diff --git a/sys/dshowdecwrapper/gstdshowvideodec.cpp b/sys/dshowdecwrapper/gstdshowvideodec.cpp
index 7288f72fd..2f4b4007e 100644
--- a/sys/dshowdecwrapper/gstdshowvideodec.cpp
+++ b/sys/dshowdecwrapper/gstdshowvideodec.cpp
@@ -448,7 +448,7 @@ gst_dshowvideodec_com_thread (GstDshowVideoDec * vdec)
   else if (res == RPC_E_CHANGED_MODE)
     GST_WARNING_OBJECT (vdec, "The concurrency model of COM has changed.");
   else
-    GST_INFO_OBJECT (vdec, "COM intialized succesfully");
+    GST_INFO_OBJECT (vdec, "COM initialized successfully");
 
   vdec->comInitialized = TRUE;
 
@@ -457,12 +457,12 @@ gst_dshowvideodec_com_thread (GstDshowVideoDec * vdec)
 
   g_mutex_unlock (&vdec->com_init_lock);
 
-  /* Wait until the unitialize condition is met to leave the COM apartement */
+  /* Wait until the uninitialize condition is met to leave the COM apartement */
   g_mutex_lock (&vdec->com_deinit_lock);
   g_cond_wait (&vdec->com_uninitialize, &vdec->com_deinit_lock);
 
   CoUninitialize ();
-  GST_INFO_OBJECT (vdec, "COM unintialized succesfully");
+  GST_INFO_OBJECT (vdec, "COM uninitialized successfully");
   vdec->comInitialized = FALSE;
   g_cond_signal (&vdec->com_uninitialized);
   g_mutex_unlock (&vdec->com_deinit_lock);
@@ -485,7 +485,7 @@ gst_dshowvideodec_init (GstDshowVideoDec * vdec)
   vdec->srcpad =
       gst_pad_new_from_template (gst_element_class_get_pad_template
       (element_class, "src"), "src");
-/* needed to implement caps negociation on our src pad */
+/* needed to implement caps negotiation on our src pad */
 /*  gst_pad_set_getcaps_function (vdec->srcpad, gst_dshowvideodec_src_getcaps);
   gst_pad_set_setcaps_function (vdec->srcpad, gst_dshowvideodec_src_setcaps);*/
   gst_element_add_pad (GST_ELEMENT (vdec), vdec->srcpad);
@@ -980,7 +980,7 @@ gst_dshowvideodec_src_getcaps (GstPad * pad)
     output_pin = gst_dshow_get_pin_from_filter (vdec->decfilter, PINDIR_OUTPUT);
     if (!output_pin) {
       GST_ELEMENT_ERROR (vdec, STREAM, FAILED,
-          ("failed getting ouput pin from the decoder"), (NULL));
+          ("failed getting output pin from the decoder"), (NULL));
       goto beach;
     }
 
@@ -1074,7 +1074,7 @@ gst_dshowvideodec_get_filter_output_format (GstDshowVideoDec * vdec,
   output_pin = gst_dshow_get_pin_from_filter (vdec->decfilter, PINDIR_OUTPUT);
   if (!output_pin) {
     GST_ELEMENT_ERROR (vdec, CORE, NEGOTIATION,
-        ("failed getting ouput pin from the decoder"), (NULL));
+        ("failed getting output pin from the decoder"), (NULL));
     return FALSE;
   }
 
diff --git a/sys/dshowdecwrapper/gstdshowvideodec.h b/sys/dshowdecwrapper/gstdshowvideodec.h
index 885861fbc..14d1520bd 100644
--- a/sys/dshowdecwrapper/gstdshowvideodec.h
+++ b/sys/dshowdecwrapper/gstdshowvideodec.h
@@ -89,7 +89,7 @@ struct _GstDshowVideoDec
   
   GstFlowReturn last_ret;
 
-  /* list of dshow mediatypes coresponding to the caps list */
+  /* list of dshow mediatypes corresponding to the caps list */
   GList *mediatypes;
 
   /* filters interfaces */
diff --git a/sys/dshowsrcwrapper/gstdshow.cpp b/sys/dshowsrcwrapper/gstdshow.cpp
index 2b41dcb08..2a457f7b6 100644
--- a/sys/dshowsrcwrapper/gstdshow.cpp
+++ b/sys/dshowsrcwrapper/gstdshow.cpp
@@ -49,7 +49,7 @@ gst_dshow_free_mediatype (AM_MEDIA_TYPE * pmt)
       pmt->pbFormat = NULL;
     }
     if (pmt->pUnk != NULL) {
-      /* Unecessary because pUnk should not be used, but safest. */
+      /* Unnecessary because pUnk should not be used, but safest. */
       pmt->pUnk->Release ();
       pmt->pUnk = NULL;
     }
@@ -205,7 +205,7 @@ gst_dshow_find_filter (CLSID input_majortype, CLSID input_subtype,
   if (filter)
     *filter = NULL;
 
-  /* create a private copy of prefered filter substring in upper case */
+  /* create a private copy of preferred filter substring in upper case */
   if (prefered_filter_name) {
     prefered_filter_upper = g_strdup (prefered_filter_name);
     _strupr (prefered_filter_upper);
diff --git a/sys/dshowsrcwrapper/gstdshowaudiosrc.cpp b/sys/dshowsrcwrapper/gstdshowaudiosrc.cpp
index f7976315a..f69799f14 100644
--- a/sys/dshowsrcwrapper/gstdshowaudiosrc.cpp
+++ b/sys/dshowsrcwrapper/gstdshowaudiosrc.cpp
@@ -507,7 +507,7 @@ gst_dshowaudiosrc_prepare (GstAudioSrc * asrc, GstAudioRingBufferSpec * spec)
     src->is_running = FALSE;
   }
 
-  /* search the negociated caps in our caps list to get its index and the corresponding mediatype */
+  /* search the negotiated caps in our caps list to get its index and the corresponding mediatype */
   if (gst_caps_is_subset (spec->caps, src->caps)) {
     guint i = 0;
     gint res = -1;
diff --git a/sys/dshowsrcwrapper/gstdshowvideosrc.cpp b/sys/dshowsrcwrapper/gstdshowvideosrc.cpp
index 4127d537a..483c29d8d 100644
--- a/sys/dshowsrcwrapper/gstdshowvideosrc.cpp
+++ b/sys/dshowsrcwrapper/gstdshowvideosrc.cpp
@@ -196,7 +196,7 @@ gst_dshowvideosrc_init (GstDshowVideoSrc * src)
 static GstCaps *
 gst_dshowvideosrc_src_fixate (GstBaseSrc * bsrc, GstCaps * caps)
 {
-  /* If there is no desired video size, set default video size to device preffered video size */
+  /* If there is no desired video size, set default video size to device preferred video size */
 
   GstDshowVideoSrc *src = GST_DSHOWVIDEOSRC (bsrc);
   GstStructure *structure = gst_caps_get_structure (caps, 0);
@@ -497,7 +497,7 @@ gst_dshowvideosrc_start (GstBaseSrc * bsrc)
       src->video_cap_filter, (GList**)&src->pins_mediatypes);
   if (gst_caps_is_empty (src->caps)) {
     GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
-        ("Failed to get any caps from devce"), (NULL));
+        ("Failed to get any caps from device"), (NULL));
     return FALSE;
   }
 
@@ -649,7 +649,7 @@ gst_dshowvideosrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
     src->is_running = FALSE;
   }
 
-  /* search the negociated caps in our caps list to get its index and the corresponding mediatype */
+  /* search the negotiated caps in our caps list to get its index and the corresponding mediatype */
   if (gst_caps_is_subset (caps, src->caps)) {
     guint i = 0;
     gint res = -1;
@@ -745,7 +745,7 @@ gst_dshowvideosrc_set_caps (GstBaseSrc * bsrc, GstCaps * caps)
           goto error;
         }
 
-        /* save width and height negociated */
+        /* save width and height negotiated */
         gst_structure_get_int (s, "width", &src->width);
         gst_structure_get_int (s, "height", &src->height);
 
diff --git a/sys/dshowvideosink/dshowvideosink.cpp b/sys/dshowvideosink/dshowvideosink.cpp
index cc9d332a8..f6e2d000e 100644
--- a/sys/dshowvideosink/dshowvideosink.cpp
+++ b/sys/dshowvideosink/dshowvideosink.cpp
@@ -369,7 +369,7 @@ gst_dshowvideosink_com_thread (GstDshowVideoSink * sink)
   else if (res == RPC_E_CHANGED_MODE)
     GST_WARNING_OBJECT (sink, "The concurrency model of COM has changed.");
   else
-    GST_INFO_OBJECT (sink, "COM intialized succesfully");
+    GST_INFO_OBJECT (sink, "COM initialized successfully");
 
   sink->comInitialized = TRUE;
 
@@ -378,12 +378,12 @@ gst_dshowvideosink_com_thread (GstDshowVideoSink * sink)
 
   g_mutex_unlock (&sink->com_init_lock);
 
-  /* Wait until the unitialize condition is met to leave the COM apartement */
+  /* Wait until the uninitialize condition is met to leave the COM apartement */
   g_mutex_lock (&sink->com_deinit_lock);
   g_cond_wait (&sink->com_uninitialize, &sink->com_deinit_lock);
 
   CoUninitialize ();
-  GST_INFO_OBJECT (sink, "COM unintialized succesfully");
+  GST_INFO_OBJECT (sink, "COM uninitialized successfully");
   sink->comInitialized = FALSE;
   g_cond_signal (&sink->com_uninitialized);
   g_mutex_unlock (&sink->com_deinit_lock);
@@ -1561,7 +1561,7 @@ gst_dshowvideosink_set_caps (GstBaseSink * bsink, GstCaps * caps)
   sink->fakesrc->GetOutputPin()->SetMediaType (&sink->mediatype);
   GST_DEBUG_OBJECT (sink, "Configured output pin media type");
 
-  /* We have configured the ouput pin media type.
+  /* We have configured the output pin media type.
   * So, create a window (or start using an application-supplied
   * one, then connect the graph */
   gst_dshowvideosink_prepare_window (sink);
diff --git a/sys/dvb/camtransport.c b/sys/dvb/camtransport.c
index 839c1fe96..50765c481 100644
--- a/sys/dvb/camtransport.c
+++ b/sys/dvb/camtransport.c
@@ -246,7 +246,7 @@ cam_tl_connection_write_tpdu (CamTLConnection * connection,
 
   tl->expected_tpdus += 1;
 
-  GST_DEBUG ("Sucess writing tpdu 0x%x (%s)", buffer[2],
+  GST_DEBUG ("Success writing tpdu 0x%x (%s)", buffer[2],
       tag_get_name (buffer[2]));
 
   return CAM_RETURN_OK;
diff --git a/sys/dvb/dvbbasebin.c b/sys/dvb/dvbbasebin.c
index 1a76e841f..f7e2fa547 100644
--- a/sys/dvb/dvbbasebin.c
+++ b/sys/dvb/dvbbasebin.c
@@ -422,7 +422,7 @@ dvb_base_bin_class_init (DvbBaseBinClass * klass)
    * DvbBaseBin::tuning-start:
    * @dvbbasebin: the element on which the signal is emitted
    *
-   * Signal emited when the element first attempts to tune the
+   * Signal emitted when the element first attempts to tune the
    * frontend tunner to a given frequency.
    */
   dvb_base_bin_signals[SIGNAL_TUNING_START] =
@@ -432,7 +432,7 @@ dvb_base_bin_class_init (DvbBaseBinClass * klass)
    * DvbBaseBin::tuning-done:
    * @dvbbasebin: the element on which the signal is emitted
    *
-   * Signal emited when the tunner has successfully got a lock on a signal.
+   * Signal emitted when the tunner has successfully got a lock on a signal.
    */
   dvb_base_bin_signals[SIGNAL_TUNING_DONE] =
       g_signal_new ("tuning-done", G_TYPE_FROM_CLASS (klass),
@@ -441,7 +441,7 @@ dvb_base_bin_class_init (DvbBaseBinClass * klass)
    * DvbBaseBin::tuning-fail:
    * @dvbbasebin: the element on which the signal is emitted
    *
-   * Signal emited when the tunner failed to get a lock on the
+   * Signal emitted when the tunner failed to get a lock on the
    * signal.
    */
   dvb_base_bin_signals[SIGNAL_TUNING_FAIL] =
@@ -452,7 +452,7 @@ dvb_base_bin_class_init (DvbBaseBinClass * klass)
    * DvbBaseBin::tune:
    * @dvbbasesink: the element on which the signal is emitted
    *
-   * Signal emited from the application to the element, instructing it
+   * Signal emitted from the application to the element, instructing it
    * to tune.
    */
   dvb_base_bin_signals[SIGNAL_TUNE] =
diff --git a/sys/dvb/gstdvbsrc.c b/sys/dvb/gstdvbsrc.c
index d9bee26ea..4831fca9a 100644
--- a/sys/dvb/gstdvbsrc.c
+++ b/sys/dvb/gstdvbsrc.c
@@ -659,7 +659,7 @@ gst_dvbsrc_class_init (GstDvbSrcClass * klass)
   g_object_class_install_property (gobject_class, ARG_DVBSRC_FREQUENCY,
       g_param_spec_uint ("frequency", "Center frequency",
           "Center frequency to tune into. Measured in kHz for the satellite "
-          "distribution standars and Hz for all the rest",
+          "distribution standards and Hz for all the rest",
           0, G_MAXUINT, DEFAULT_FREQUENCY,
           GST_PARAM_MUTABLE_PLAYING | G_PARAM_READWRITE));
 
@@ -973,7 +973,7 @@ gst_dvbsrc_class_init (GstDvbSrcClass * klass)
    * GstDvbSrc::tuning-start:
    * @gstdvbsrc: the element on which the signal is emitted
    *
-   * Signal emited when the element first attempts to tune the
+   * Signal emitted when the element first attempts to tune the
    * frontend tunner to a given frequency.
    */
   gst_dvbsrc_signals[SIGNAL_TUNING_START] =
@@ -983,7 +983,7 @@ gst_dvbsrc_class_init (GstDvbSrcClass * klass)
    * GstDvbSrc::tuning-done:
    * @gstdvbsrc: the element on which the signal is emitted
    *
-   * Signal emited when the tunner has successfully got a lock on a signal.
+   * Signal emitted when the tunner has successfully got a lock on a signal.
    */
   gst_dvbsrc_signals[SIGNAL_TUNING_DONE] =
       g_signal_new ("tuning-done", G_TYPE_FROM_CLASS (klass),
@@ -992,7 +992,7 @@ gst_dvbsrc_class_init (GstDvbSrcClass * klass)
    * GstDvbSrc::tuning-fail:
    * @gstdvbsrc: the element on which the signal is emitted
    *
-   * Signal emited when the tunner failed to get a lock on the
+   * Signal emitted when the tunner failed to get a lock on the
    * signal.
    */
   gst_dvbsrc_signals[SIGNAL_TUNING_FAIL] =
@@ -1003,7 +1003,7 @@ gst_dvbsrc_class_init (GstDvbSrcClass * klass)
    * GstDvbSrc::tune:
    * @gstdvbsrc: the element on which the signal is emitted
    *
-   * Signal emited from the application to the element, instructing it
+   * Signal emitted from the application to the element, instructing it
    * to tune.
    */
   gst_dvbsrc_signals[SIGNAL_TUNE] =
@@ -2332,7 +2332,7 @@ gst_dvbsrc_tune_fe (GstDvbSrc * object)
     return FALSE;
   }
 
-  /* If set, confirm the choosen delivery system is actually
+  /* If set, confirm the chosen delivery system is actually
    * supported by the hardware */
   if (object->delsys != SYS_UNDEFINED) {
     GST_DEBUG_OBJECT (object, "Confirming delivery system '%u' is supported",
diff --git a/sys/ipcpipeline/gstipcpipelinesink.c b/sys/ipcpipeline/gstipcpipelinesink.c
index 5940d9740..30c0df479 100644
--- a/sys/ipcpipeline/gstipcpipelinesink.c
+++ b/sys/ipcpipeline/gstipcpipelinesink.c
@@ -57,7 +57,7 @@
  * serialized in a "packet" and sent over the socket. The sender then
  * performs a blocking wait for a reply, if a return code is needed.
  *
- * All objects that contan a GstStructure (messages, queries, events) are
+ * All objects that contain a GstStructure (messages, queries, events) are
  * serialized by serializing the GstStructure to a string
  * (gst_structure_to_string). This implies some limitations, of course.
  * All fields of this structures that are not serializable to strings (ex.
@@ -644,7 +644,7 @@ gst_ipc_pipeline_sink_change_state (GstElement * element,
 
   /* change the state of the peer first */
   /* If the fd out is -1, we do not actually call the peer. This will happen
-     when we explicitely disconnected, and in that case we want to be able
+     when we explicitly disconnected, and in that case we want to be able
      to bring the element down to NULL, so it can be restarted with a new
      slave pipeline. */
   if (sink->comm.fdout >= 0) {
@@ -714,7 +714,7 @@ gst_ipc_pipeline_sink_change_state (GstElement * element,
   }
 
   /* the parent's (GstElement) state change func won't return ASYNC or
-   * NO_PREROLL, so unless it has returned FAILURE, which we have catched above,
+   * NO_PREROLL, so unless it has returned FAILURE, which we have caught above,
    * we are not interested in its return code... just return the peer's */
   return peer_ret;
 }
diff --git a/sys/ipcpipeline/gstipcslavepipeline.c b/sys/ipcpipeline/gstipcslavepipeline.c
index 2c9dd1516..3ec512ef8 100644
--- a/sys/ipcpipeline/gstipcslavepipeline.c
+++ b/sys/ipcpipeline/gstipcslavepipeline.c
@@ -92,7 +92,7 @@ send_message_if_ipcpipelinesrc (const GValue * v, GValue * r,
   if (et == GST_TYPE_IPC_PIPELINE_SRC) {
     g_signal_emit_by_name (G_OBJECT (e), "forward-message", message, &ret);
 
-    /* if we succesfully sent this to the master and it's not ASYNC_DONE or EOS,
+    /* if we successfully sent this to the master and it's not ASYNC_DONE or EOS,
      * we can skip sending it again through the other ipcpipelinesrcs */
     if (ret && GST_MESSAGE_TYPE (message) != GST_MESSAGE_ASYNC_DONE &&
         GST_MESSAGE_TYPE (message) != GST_MESSAGE_EOS)
diff --git a/sys/kms/gstkmssink.c b/sys/kms/gstkmssink.c
index 488c5bcbf..b5815a9c9 100644
--- a/sys/kms/gstkmssink.c
+++ b/sys/kms/gstkmssink.c
@@ -1122,7 +1122,7 @@ gst_kms_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
   self = GST_KMS_SINK (bsink);
 
   /* We are going to change the internal buffer pool, which means it will no
-   * longer be compatbile with the last_buffer size. Drain now, as we won't be
+   * longer be compatible with the last_buffer size. Drain now, as we won't be
    * able to do that later on. */
   gst_kms_sink_drain (self);
 
@@ -2006,7 +2006,7 @@ gst_kms_sink_class_init (GstKMSSinkClass * klass)
    */
   g_properties[PROP_CONNECTOR_PROPS] =
       g_param_spec_boxed ("connector-properties", "Connector Properties",
-      "Additionnal properties for the connector",
+      "Additional properties for the connector",
       GST_TYPE_STRUCTURE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
 
   /**
@@ -2019,7 +2019,7 @@ gst_kms_sink_class_init (GstKMSSinkClass * klass)
    */
   g_properties[PROP_PLANE_PROPS] =
       g_param_spec_boxed ("plane-properties", "Connector Plane",
-      "Additionnal properties for the plane",
+      "Additional properties for the plane",
       GST_TYPE_STRUCTURE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
 
   g_object_class_install_properties (gobject_class, PROP_N, g_properties);
diff --git a/sys/msdk/gstmsdkallocator_libva.c b/sys/msdk/gstmsdkallocator_libva.c
index 05ffa5928..6aedf47c5 100644
--- a/sys/msdk/gstmsdkallocator_libva.c
+++ b/sys/msdk/gstmsdkallocator_libva.c
@@ -651,7 +651,7 @@ gst_msdk_replace_mfx_memid (GstMsdkContext * context,
   msdk_mid = (GstMsdkMemoryID *) mfx_surface->Data.MemId;
   dpy = gst_msdk_context_get_handle (context);
 
-  /* Destory the underlined VAImage if already mapped */
+  /* Destroy the underlined VAImage if already mapped */
   if (msdk_mid->image.image_id != VA_INVALID_ID
       && msdk_mid->image.buf != VA_INVALID_ID) {
     status =
diff --git a/sys/msdk/gstmsdkbufferpool.c b/sys/msdk/gstmsdkbufferpool.c
index c8c6157dc..4d8ad3bac 100644
--- a/sys/msdk/gstmsdkbufferpool.c
+++ b/sys/msdk/gstmsdkbufferpool.c
@@ -297,7 +297,7 @@ gst_msdk_buffer_pool_acquire_buffer (GstBufferPool * pool,
     }
   }
 #ifndef _WIN32
-  /* When using dmabuf, we should confirm that the fd of memeory and
+  /* When using dmabuf, we should confirm that the fd of memory and
    * the fd of surface match, since there is no guarantee that fd matches
    * between surface and memory.
    */
diff --git a/sys/msdk/gstmsdkenc.c b/sys/msdk/gstmsdkenc.c
index 64dea7513..62187364e 100644
--- a/sys/msdk/gstmsdkenc.c
+++ b/sys/msdk/gstmsdkenc.c
@@ -148,7 +148,7 @@ ensure_bitrate_control (GstMsdkEnc * thiz)
   GST_DEBUG_OBJECT (thiz, "set target bitrate: %u kbit/sec", thiz->bitrate);
 
   mfx->RateControlMethod = thiz->rate_control;
-  /* No effect in CQP varient algorithms */
+  /* No effect in CQP variant algorithms */
   if ((mfx->RateControlMethod != MFX_RATECONTROL_CQP) &&
       (thiz->bitrate > G_MAXUINT16 || thiz->max_vbv_bitrate > G_MAXUINT16)) {
     mfxU32 max_val = MAX (thiz->max_vbv_bitrate, thiz->bitrate);
diff --git a/sys/msdk/gstmsdkh264enc.c b/sys/msdk/gstmsdkh264enc.c
index a47489be1..b77d15c29 100644
--- a/sys/msdk/gstmsdkh264enc.c
+++ b/sys/msdk/gstmsdkh264enc.c
@@ -539,7 +539,7 @@ gst_msdkh264enc_class_init (GstMsdkH264EncClass * klass)
 
   g_object_class_install_property (gobject_class, PROP_B_PYRAMID,
       g_param_spec_boolean ("b-pyramid", "B-pyramid",
-          "Enable B-Pyramid Referene structure", FALSE,
+          "Enable B-Pyramid Reference structure", FALSE,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
 
   gst_element_class_set_static_metadata (element_class,
diff --git a/sys/msdk/gstmsdksystemmemory.c b/sys/msdk/gstmsdksystemmemory.c
index 74bac7262..95217dd58 100644
--- a/sys/msdk/gstmsdksystemmemory.c
+++ b/sys/msdk/gstmsdksystemmemory.c
@@ -234,7 +234,7 @@ gst_msdk_system_memory_map_full (GstMemory * base_mem, GstMapInfo * info,
 
   if ((info->flags & GST_MAP_WRITE) && mem->surface
       && mem->surface->Data.Locked) {
-    GST_WARNING ("The surface in memory %p is not still avaliable", mem);
+    GST_WARNING ("The surface in memory %p is not still available", mem);
     return NULL;
   }
 
diff --git a/sys/msdk/gstmsdkvc1dec.c b/sys/msdk/gstmsdkvc1dec.c
index 89e73a42a..5438ed1ba 100644
--- a/sys/msdk/gstmsdkvc1dec.c
+++ b/sys/msdk/gstmsdkvc1dec.c
@@ -93,7 +93,7 @@ gst_msdkvc1dec_configure (GstMsdkDec * decoder)
     decoder->param.mfx.CodecProfile = MFX_PROFILE_VC1_MAIN;
   else {
     decoder->param.mfx.CodecProfile = MFX_PROFILE_VC1_ADVANCED;
-    /* asf advanced profile codec-data has 1 byte in the begining
+    /* asf advanced profile codec-data has 1 byte in the beginning
      * which is the ASF binding byte. MediaSDK can't recognize this
      * byte, so discard it */
     if (decoder->input_state->codec_data) {
diff --git a/sys/msdk/gstmsdkvideomemory.c b/sys/msdk/gstmsdkvideomemory.c
index 5fc536988..8db07652a 100644
--- a/sys/msdk/gstmsdkvideomemory.c
+++ b/sys/msdk/gstmsdkvideomemory.c
@@ -107,7 +107,7 @@ gst_msdk_video_memory_get_surface_available (GstMemory * mem)
 
 /*
  * Every time releasing a gst buffer, we need to check the status of surface's lock,
- * so that we could manage locked surfaces seperatedly in the context.
+ * so that we could manage locked surfaces separately in the context.
  * Otherwise, we put the surface to the available list.
  */
 void
@@ -209,7 +209,7 @@ gst_video_meta_map_msdk_memory (GstVideoMeta * meta, guint plane,
   }
 
   if ((flags & GST_MAP_WRITE) && mem->surface && mem->surface->Data.Locked) {
-    GST_WARNING ("The surface in memory %p is not still avaliable", mem);
+    GST_WARNING ("The surface in memory %p is not still available", mem);
     return FALSE;
   }
 
@@ -305,7 +305,7 @@ gst_msdk_video_memory_map_full (GstMemory * base_mem, GstMapInfo * info,
 
   if ((info->flags & GST_MAP_WRITE) && mem->surface
       && mem->surface->Data.Locked) {
-    GST_WARNING ("The surface in memory %p is not still avaliable", mem);
+    GST_WARNING ("The surface in memory %p is not still available", mem);
     return NULL;
   }
 
diff --git a/sys/msdk/gstmsdkvpp.c b/sys/msdk/gstmsdkvpp.c
index fb8ed163d..66b32e082 100644
--- a/sys/msdk/gstmsdkvpp.c
+++ b/sys/msdk/gstmsdkvpp.c
@@ -352,7 +352,7 @@ gst_msdkvpp_create_buffer_pool (GstMsdkVPP * thiz, GstPadDirection direction,
   if (!gst_buffer_pool_set_config (pool, config))
     goto error_pool_config;
 
-  /* Updating pool_info with algined info of allocator */
+  /* Updating pool_info with aligned info of allocator */
   *pool_info = info;
 
   return pool;
@@ -445,7 +445,7 @@ gst_msdkvpp_decide_allocation (GstBaseTransform * trans, GstQuery * query)
     gst_object_unref (thiz->srcpad_buffer_pool);
 
   /* Always create a pool for vpp out buffers. Each of the msdk element
-   * has to create it's own mfxsurfacepool which is an msdk contraint.
+   * has to create it's own mfxsurfacepool which is an msdk constraint.
    * For eg: Each Msdk component (vpp, dec and enc) will invoke the external
    * Frame allocator for video-memory usage.So sharing the pool between
    * gst-msdk elements might not be a good idea, rather each element
@@ -534,7 +534,7 @@ gst_msdkvpp_propose_allocation (GstBaseTransform * trans,
     gst_query_add_allocation_param (query, allocator, &params);
   gst_structure_free (config);
 
-  /* if upstream does't have a pool requirement, set only
+  /* if upstream doesn't have a pool requirement, set only
    *  size, min_buffers and max_buffers in query */
   gst_query_add_allocation_pool (query, need_pool ? pool : NULL, size,
       min_buffers, 0);
@@ -808,7 +808,7 @@ vpp_error:
 
 error_more_data:
   GST_WARNING_OBJECT (thiz,
-      "MSDK Requries additional input for processing, "
+      "MSDK Requires additional input for processing, "
       "Retruning FLOW_DROPPED since no output buffer was generated");
   ret = GST_BASE_TRANSFORM_FLOW_DROPPED;
   goto transform_end;
@@ -1039,7 +1039,7 @@ gst_msdkvpp_initialize (GstMsdkVPP * thiz)
   /* Enable the required filters */
   ensure_filters (thiz);
 
-  /* Add exteneded buffers */
+  /* Add extended buffers */
   if (thiz->num_extra_params) {
     thiz->param.NumExtParam = thiz->num_extra_params;
     thiz->param.ExtParam = thiz->extra_params;
diff --git a/sys/msdk/gstmsdkvpputil.c b/sys/msdk/gstmsdkvpputil.c
index 7980aa75d..7517bda89 100644
--- a/sys/msdk/gstmsdkvpputil.c
+++ b/sys/msdk/gstmsdkvpputil.c
@@ -333,7 +333,7 @@ fixate_output_frame_size (GstMsdkVPP * thiz, GstVideoInfo * vinfo,
         goto done;
       }
 
-      /* If all this failed, keep the height that was nearest to the orignal
+      /* If all this failed, keep the height that was nearest to the original
        * height and the nearest possible width. This changes the DAR but
        * there's not much else to do here.
        */
diff --git a/sys/msdk/msdk.c b/sys/msdk/msdk.c
index 2f4903950..47d0384ab 100644
--- a/sys/msdk/msdk.c
+++ b/sys/msdk/msdk.c
@@ -141,7 +141,7 @@ msdk_status_to_string (mfxStatus status)
     default:
       break;
   }
-  return "undefiend error";
+  return "undefined error";
 }
 
 void
diff --git a/sys/nvcodec/gstcudautils.c b/sys/nvcodec/gstcudautils.c
index fbf5238a3..6510eda4f 100644
--- a/sys/nvcodec/gstcudautils.c
+++ b/sys/nvcodec/gstcudautils.c
@@ -164,7 +164,7 @@ context_set_cuda_context (GstContext * context, GstCudaContext * cuda_ctx)
 /**
  * gst_cuda_ensure_element_context:
  * @element: the #GstElement running the query
- * @device_id: prefered device-id, pass device_id >=0 when
+ * @device_id: preferred device-id, pass device_id >=0 when
  *             the device_id explicitly required. Otherwise, set -1.
  * @cuda_ctx: (inout): the resulting #GstCudaContext
  *
@@ -224,7 +224,7 @@ gst_cuda_ensure_element_context (GstElement * element, gint device_id,
  * gst_cuda_handle_set_context:
  * @element: a #GstElement
  * @context: a #GstContext
- * @device_id: prefered device-id, pass device_id >=0 when
+ * @device_id: preferred device-id, pass device_id >=0 when
  *             the device_id explicitly required. Otherwise, set -1.
  * @cuda_ctx: (inout) (transfer full): location of a #GstCudaContext
  *
@@ -388,7 +388,7 @@ gst_cuda_quark_from_id (GstCudaQuarkId id)
 /**
  * gst_cuda_graphics_resource_new: (skip)
  * @context: (transfer none): a #GstCudaContext
- * @graphics_context: (transfer none) (nullable): a grapics API specific context object
+ * @graphics_context: (transfer none) (nullable): a graphics API specific context object
  * @type: a #GstCudaGraphicsResourceType of resource registration
  *
  * Create new #GstCudaGraphicsResource with given @context and @type
diff --git a/sys/nvcodec/gstnvbaseenc.c b/sys/nvcodec/gstnvbaseenc.c
index 7a97f7f61..e274bff07 100644
--- a/sys/nvcodec/gstnvbaseenc.c
+++ b/sys/nvcodec/gstnvbaseenc.c
@@ -978,9 +978,9 @@ gst_nv_base_enc_bitstream_thread (gpointer user_data)
   GstFlowReturn flow = GST_FLOW_OK;
 
   /* overview of operation:
-   * 1. retreive the next buffer submitted to the bitstream pool
+   * 1. retrieve the next buffer submitted to the bitstream pool
    * 2. wait for that buffer to be ready from nvenc (LockBitsream)
-   * 3. retreive the GstVideoCodecFrame associated with that buffer
+   * 3. retrieve the GstVideoCodecFrame associated with that buffer
    * 4. for each buffer in the frame
    * 4.1 (step 2): wait for that buffer to be ready from nvenc (LockBitsream)
    * 4.2 create an output GstBuffer from the nvenc buffers
@@ -1749,13 +1749,13 @@ gst_nv_base_enc_set_format (GstVideoEncoder * enc, GstVideoCodecState * state)
       memset (&resource->nv_mapped_resource, 0,
           sizeof (resource->nv_mapped_resource));
 
-      /* scratch buffer for non-contigious planer into a contigious buffer */
+      /* scratch buffer for non-contiguous planer into a contiguous buffer */
       cu_ret =
           CuMemAllocPitch (&resource->cuda_pointer,
           &resource->cuda_stride, _get_plane_width (info, 0),
           _get_frame_data_height (info), 16);
       if (!gst_cuda_result (cu_ret)) {
-        GST_ERROR_OBJECT (nvenc, "failed to alocate cuda scratch buffer "
+        GST_ERROR_OBJECT (nvenc, "failed to allocate cuda scratch buffer "
             "ret %d", cu_ret);
         g_assert_not_reached ();
       }
diff --git a/sys/uvch264/gstuvch264_src.c b/sys/uvch264/gstuvch264_src.c
index f4f153ff7..e370dc641 100644
--- a/sys/uvch264/gstuvch264_src.c
+++ b/sys/uvch264/gstuvch264_src.c
@@ -432,9 +432,10 @@ gst_uvc_h264_src_class_init (GstUvcH264SrcClass * klass)
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
           GST_PARAM_MUTABLE_PLAYING));
   g_object_class_install_property (gobject_class, PROP_LTR_ENCODER_CONTROL,
-      g_param_spec_int ("ltr-encoder-control", "LTR frames controled by device",
-          "Number of LTR frames the device can control (dynamic control)",
-          0, G_MAXUINT8, DEFAULT_LTR_ENCODER_CONTROL,
+      g_param_spec_int ("ltr-encoder-control",
+          "LTR frames controlled by device",
+          "Number of LTR frames the device can control (dynamic control)", 0,
+          G_MAXUINT8, DEFAULT_LTR_ENCODER_CONTROL,
           G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
           GST_PARAM_MUTABLE_PLAYING));
 
diff --git a/sys/uvch264/gstuvch264deviceprovider.c b/sys/uvch264/gstuvch264deviceprovider.c
index f27a72b24..4e7e19b25 100644
--- a/sys/uvch264/gstuvch264deviceprovider.c
+++ b/sys/uvch264/gstuvch264deviceprovider.c
@@ -23,7 +23,7 @@
  * SECTION:provider-uvch264deviceprovider
  *
  * Device provider for uvch264 devices, it basically contains
- * the same informations as the v4l2 device provider but on top
+ * the same information as the v4l2 device provider but on top
  * set the following properties:
  *
  * ```
diff --git a/sys/wasapi/gstwasapisink.c b/sys/wasapi/gstwasapisink.c
index d21c42f90..0068e7da2 100644
--- a/sys/wasapi/gstwasapisink.c
+++ b/sys/wasapi/gstwasapisink.c
@@ -614,7 +614,7 @@ gst_wasapi_sink_write (GstAudioSink * asink, gpointer data, guint length)
   have_frames = length / (self->mix_format->nBlockAlign);
 
   if (self->sharemode == AUDCLNT_SHAREMODE_EXCLUSIVE) {
-    /* In exlusive mode we have to wait always */
+    /* In exclusive mode we have to wait always */
     dwWaitResult = WaitForSingleObject (self->event_handle, INFINITE);
     if (dwWaitResult != WAIT_OBJECT_0) {
       GST_ERROR_OBJECT (self, "Error waiting for event handle: %x",
diff --git a/sys/winks/gstksvideodevice.c b/sys/winks/gstksvideodevice.c
index 964aed672..7a379b1ec 100644
--- a/sys/winks/gstksvideodevice.c
+++ b/sys/winks/gstksvideodevice.c
@@ -555,7 +555,7 @@ gst_ks_video_device_create_pin (GstKsVideoDevice * self,
   }
 
   /*
-   * Figure out how many simultanous requests it prefers.
+   * Figure out how many simultaneous requests it prefers.
    *
    * This is really important as it depends on the driver and the device.
    * Doing too few will result in poor capture performance, whilst doing too
diff --git a/sys/winks/ksvideohelpers.c b/sys/winks/ksvideohelpers.c
index 7c1facac3..a5b53c15b 100644
--- a/sys/winks/ksvideohelpers.c
+++ b/sys/winks/ksvideohelpers.c
@@ -212,7 +212,7 @@ static void
 guess_aspect (gint width, gint height, gint * par_width, gint * par_height)
 {
   /*
-   * As we dont have access to the actual pixel aspect, we will try to do a
+   * As we don't have access to the actual pixel aspect, we will try to do a
    * best-effort guess. The guess is based on most sensors being either 4/3
    * or 16/9, and most pixel aspects being close to 1/1.
    */
diff --git a/sys/winscreencap/gstdx9screencapsrc.c b/sys/winscreencap/gstdx9screencapsrc.c
index d3bb78b68..5b2c3ac77 100644
--- a/sys/winscreencap/gstdx9screencapsrc.c
+++ b/sys/winscreencap/gstdx9screencapsrc.c
@@ -158,7 +158,7 @@ gst_dx9screencapsrc_class_init (GstDX9ScreenCapSrcClass * klass)
 static void
 gst_dx9screencapsrc_init (GstDX9ScreenCapSrc * src)
 {
-  /* Set src element inital values... */
+  /* Set src element initial values... */
   src->surface = NULL;
   src->d3d9_device = NULL;
   src->capture_x = 0;
@@ -549,7 +549,7 @@ gst_dx9screencapsrc_create (GstPushSrc * push_src, GstBuffer ** buf)
       new_buf_size, width, height);
 
   /* Do screen capture and put it into buffer...
-   * Aquire front buffer, and lock it
+   * Acquire front buffer, and lock it
    */
   hres =
       IDirect3DDevice9_GetFrontBufferData (src->d3d9_device, 0, src->surface);
diff --git a/sys/winscreencap/gstgdiscreencapsrc.c b/sys/winscreencap/gstgdiscreencapsrc.c
index 1ee0400d2..786478eec 100644
--- a/sys/winscreencap/gstgdiscreencapsrc.c
+++ b/sys/winscreencap/gstgdiscreencapsrc.c
@@ -156,7 +156,7 @@ gst_gdiscreencapsrc_class_init (GstGDIScreenCapSrcClass * klass)
 static void
 gst_gdiscreencapsrc_init (GstGDIScreenCapSrc * src)
 {
-  /* Set src element inital values... */
+  /* Set src element initial values... */
   src->dibMem = NULL;
   src->hBitmap = (HBITMAP) INVALID_HANDLE_VALUE;
   src->memDC = (HDC) INVALID_HANDLE_VALUE;
diff --git a/tests/check/elements/adaptive_demux_engine.h b/tests/check/elements/adaptive_demux_engine.h
index b81161c91..8cb1390c8 100644
--- a/tests/check/elements/adaptive_demux_engine.h
+++ b/tests/check/elements/adaptive_demux_engine.h
@@ -71,7 +71,7 @@ typedef struct _GstAdaptiveDemuxTestCallbacks
    * appsink_received_data: called each time AppSink receives data
    * @engine: #GstAdaptiveDemuxTestEngine
    * @stream: #GstAdaptiveDemuxTestOutputStream
-   * @buffer: the #GstBuffer that was recevied by #GstAppSink
+   * @buffer: the #GstBuffer that was received by #GstAppSink
    * @user_data: the user_data passed to gst_adaptive_demux_test_run()
    * Returns: %TRUE to continue processing, %FALSE to cause EOS
    *
diff --git a/tests/check/elements/avtpcvfpay.c b/tests/check/elements/avtpcvfpay.c
index 9e6c13b25..f3f3c2a35 100644
--- a/tests/check/elements/avtpcvfpay.c
+++ b/tests/check/elements/avtpcvfpay.c
@@ -462,7 +462,7 @@ GST_START_TEST (test_payloader_single_and_fragment)
   gst_buffer_unref (out);
 
   /* For those wondering why DATA_LEN_4 is 55 and not 50 - or why
-   * comment above states that NAL units are broken "rougly" at 100 bytes:
+   * comment above states that NAL units are broken "roughly" at 100 bytes:
    * With mtu=128, there are only 100 bytes left for NAL units, so anything
    * bigger will be broken. But AVTP NAL units fragments have a header with
    * two bytes, so NAL units will use only 98 bytes. This leaves the last
diff --git a/tests/check/elements/dash_mpd.c b/tests/check/elements/dash_mpd.c
index d9d1432ad..7b88ce587 100644
--- a/tests/check/elements/dash_mpd.c
+++ b/tests/check/elements/dash_mpd.c
@@ -5813,7 +5813,7 @@ GST_START_TEST (dash_mpdparser_xlink_period)
   file_uri_double_period =
       gst_filename_to_uri (XLINK_DOUBLE_PERIOD_FILENAME, NULL);
 
-  /* constructs inital mpd using external xml uri */
+  /* constructs initial mpd using external xml uri */
   /* For invalid URI, mpdparser should be ignore it */
   xml_joined = g_strjoin ("", xml_frag_start,
       xml_uri_front, "http://404/ERROR/XML.period", xml_uri_rear,
diff --git a/tests/check/elements/hlsdemux_m3u8.c b/tests/check/elements/hlsdemux_m3u8.c
index 7dd398ce2..a418fe9f1 100644
--- a/tests/check/elements/hlsdemux_m3u8.c
+++ b/tests/check/elements/hlsdemux_m3u8.c
@@ -798,16 +798,16 @@ GST_START_TEST (test_get_next_fragment)
   GstHLSMasterPlaylist *master;
   GstM3U8 *pl;
   GstM3U8MediaFile *mf;
-  gboolean discontinous;
+  gboolean discontinuous;
   GstClockTime timestamp;
 
   master = load_playlist (BYTE_RANGES_PLAYLIST);
   pl = master->default_variant->m3u8;
 
   /* Check the next fragment */
-  mf = gst_m3u8_get_next_fragment (pl, TRUE, &timestamp, &discontinous);
+  mf = gst_m3u8_get_next_fragment (pl, TRUE, &timestamp, &discontinuous);
   fail_unless (mf != NULL);
-  assert_equals_int (discontinous, FALSE);
+  assert_equals_int (discontinuous, FALSE);
   assert_equals_string (mf->uri, "http://media.example.com/all.ts");
   assert_equals_uint64 (timestamp, 0);
   assert_equals_uint64 (mf->duration, 10 * GST_SECOND);
@@ -818,9 +818,9 @@ GST_START_TEST (test_get_next_fragment)
   gst_m3u8_advance_fragment (pl, TRUE);
 
   /* Check next media segments */
-  mf = gst_m3u8_get_next_fragment (pl, TRUE, &timestamp, &discontinous);
+  mf = gst_m3u8_get_next_fragment (pl, TRUE, &timestamp, &discontinuous);
   fail_unless (mf != NULL);
-  assert_equals_int (discontinous, FALSE);
+  assert_equals_int (discontinuous, FALSE);
   assert_equals_string (mf->uri, "http://media.example.com/all.ts");
   assert_equals_uint64 (timestamp, 10 * GST_SECOND);
   assert_equals_uint64 (mf->duration, 10 * GST_SECOND);
@@ -831,8 +831,8 @@ GST_START_TEST (test_get_next_fragment)
   gst_m3u8_advance_fragment (pl, TRUE);
 
   /* Check next media segments */
-  mf = gst_m3u8_get_next_fragment (pl, TRUE, &timestamp, &discontinous);
-  assert_equals_int (discontinous, FALSE);
+  mf = gst_m3u8_get_next_fragment (pl, TRUE, &timestamp, &discontinuous);
+  assert_equals_int (discontinuous, FALSE);
   assert_equals_string (mf->uri, "http://media.example.com/all.ts");
   assert_equals_uint64 (timestamp, 20 * GST_SECOND);
   assert_equals_uint64 (mf->duration, 10 * GST_SECOND);
diff --git a/tests/check/elements/jifmux.c b/tests/check/elements/jifmux.c
index 87895543b..afcf6bfbe 100644
--- a/tests/check/elements/jifmux.c
+++ b/tests/check/elements/jifmux.c
@@ -991,7 +991,7 @@ libexif_check_tags_from_taglist (GstTagList * taglist, const gchar * filepath)
   /* iterate over our tag mapping */
   for (i = 0; i < G_N_ELEMENTS (tag_map); i++) {
     if (gst_tag_list_get_value_index (taglist, tag_map[i].gst_tag, 0)) {
-      /* we have added this field to the taglist, check if it was writen in
+      /* we have added this field to the taglist, check if it was written in
        * exif */
       libexif_check_tag_exists (taglist, i, exif_data);
     }
diff --git a/tests/check/elements/nvdec.c b/tests/check/elements/nvdec.c
index c2dbc296b..866958052 100644
--- a/tests/check/elements/nvdec.c
+++ b/tests/check/elements/nvdec.c
@@ -133,7 +133,7 @@ GST_START_TEST (test_downstream_reconfigure)
 
   GST_BUFFER_DURATION (in_buf) = GST_SECOND;
 
-  /* Push bufffers until get decoder output */
+  /* Push buffers until get decoder output */
   do {
     fail_if (i > MAX_PUSH_BUFFER);
 
diff --git a/tests/check/libs/insertbin.c b/tests/check/libs/insertbin.c
index 40ef3e854..51043b911 100644
--- a/tests/check/libs/insertbin.c
+++ b/tests/check/libs/insertbin.c
@@ -310,7 +310,7 @@ GST_START_TEST (test_insertbin_simple)
 
   /* when removing an element insertbin will look at the pending operations list
    * and check if that element is pending and remove it before adding.
-   * So we check that the callback count hapenned before the end, and it
+   * So we check that the callback count happened before the end, and it
    * also happens from this same main thread. So we need to store the
    * streaming thread to restore it after the check */
   elem = gst_element_factory_make ("identity", NULL);
diff --git a/tests/check/libs/player.c b/tests/check/libs/player.c
index a0eae58ff..b7a6fbf9a 100644
--- a/tests/check/libs/player.c
+++ b/tests/check/libs/player.c
@@ -669,7 +669,7 @@ test_media_info_object (GstPlayer * player, GstPlayerMediaInfo * media_info)
 {
   GList *list;
 
-  /* gloabl tag */
+  /* global tag */
   fail_unless (gst_player_media_info_is_seekable (media_info) == TRUE);
   fail_unless (gst_player_media_info_get_tags (media_info) != NULL);
   fail_unless_equals_string (gst_player_media_info_get_title (media_info),
diff --git a/tests/check/pipelines/ipcpipeline.c b/tests/check/pipelines/ipcpipeline.c
index b44cdd6fa..c39126790 100644
--- a/tests/check/pipelines/ipcpipeline.c
+++ b/tests/check/pipelines/ipcpipeline.c
@@ -1406,7 +1406,7 @@ flushing_seek_probe (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
       }
     } else if (GST_EVENT_TYPE (info->data) == GST_EVENT_SEGMENT) {
       /* from the sink pipeline, we don't know whether the master issued a seek,
-         as the seek_sent memory location isn't directly accesible to us, so we
+         as the seek_sent memory location isn't directly accessible to us, so we
          look for a segment after a buffer to mean a seek was sent */
       idx = pad2idx (pad, td->two_streams);
       if (d->got_buffer_before_seek[idx])
@@ -5949,7 +5949,7 @@ ipcpipeline_suite (void)
 
   /* state_change tests issue a number of state changes in
      (hopefully) all interesting configurations, and checks
-     the state changes occured on the slave pipeline. The links
+     the state changes occurred on the slave pipeline. The links
      are disconnected and reconnected to check it all still
      works after this. */
   if (1) {
diff --git a/tests/examples/ipcpipeline/ipc-play.c b/tests/examples/ipcpipeline/ipc-play.c
index 8c817a2c9..33724d2f1 100644
--- a/tests/examples/ipcpipeline/ipc-play.c
+++ b/tests/examples/ipcpipeline/ipc-play.c
@@ -29,7 +29,7 @@
  * while splitting the pipeline in two processes, running the source & demuxer
  * on the master process and the decoders & sinks on the slave.
  * See keyboard_cb() for the various keyboard shortcuts you can use to
- * interract with it while the video window is focused.
+ * interact with it while the video window is focused.
  */
 
 #define _GNU_SOURCE
diff --git a/tests/examples/playout.c b/tests/examples/playout.c
index 7dcadb6d4..bc6d26d1d 100644
--- a/tests/examples/playout.c
+++ b/tests/examples/playout.c
@@ -113,7 +113,7 @@ typedef struct
   gulong video_pad_probe_block_id;
 
   /* The current running time of this item; updated with every audio buffer if
-   * this item has audio; otherwise it's updated withe very video buffer */
+   * this item has audio; otherwise it's updated with very video buffer */
   guint64 running_time;
 } PlayoutItem;
 
diff --git a/tools/gst-transcoder.c b/tools/gst-transcoder.c
index 553aea210..1b5bbc570 100644
--- a/tools/gst-transcoder.c
+++ b/tools/gst-transcoder.c
@@ -42,8 +42,8 @@ static const gchar *HELP_SUMMARY =
     "GstEncodingProfile serialization format\n"
     "---------------------------------------\n"
     "\n"
-    "GStreamer encoding profiles can be descibed with a quite extensive\n"
-    "syntax which is descibed in the GstEncodingProfile documentation.\n"
+    "GStreamer encoding profiles can be described with a quite extensive\n"
+    "syntax which is described in the GstEncodingProfile documentation.\n"
     "\n"
     "The simple case looks like:\n"
     "\n"
@@ -237,7 +237,7 @@ _error_cb (GstTranscoder * transcoder, GError * err, GstStructure * details)
             "msg-source-type", G_TYPE_GTYPE, &type, NULL) &&
         type == g_type_from_name ("GstTranscodeBin")) {
       error ("\nCould not setup transcoding pipeline,"
-          " make sure that you transcoding format parametters"
+          " make sure that your transcoding format parameters"
           " are compatible with the input stream.");
 
       return;
diff --git a/tools/utils.c b/tools/utils.c
index 4f855c565..1ef12adcb 100644
--- a/tools/utils.c
+++ b/tools/utils.c
@@ -167,7 +167,7 @@ get_profile_type (GstEncodingProfile * profile)
   else if (GST_IS_ENCODING_VIDEO_PROFILE (profile))
     return "Video";
   else
-    return "Unkonwn";
+    return "Unknown";
 }
 
 static void