MythTV client source plugin created.

Original commit message from CVS:
MythTV client source plugin created.

7 files changed, 1537 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index f90768033..19f68304f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,15 @@
+2007-01-12  Edgard Lima <edgard.lima@indt.org.br>
+
+	Patch by: Rosfran Borges <rosfran.borges@indt.org.br>
+
+	* configure.ac:
+	* gst-plugins-bad.spec.in:
+	* ext/Makefile.am:
+	* ext/mythtv/Makefile.am:
+	* ext/mythtv/gstmythtvsrc.c:
+	* ext/mythtv/gstmythtvsrc.h:
+	MythTV client source plugin created.
+
 2007-01-12  Wim Taymans  <wim@fluendo.com>
 
 	* gst/qtdemux/Makefile.am:
diff --git a/configure.ac b/configure.ac
index 3790a6f71..cafdf7cb2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -702,6 +702,17 @@ GST_CHECK_FEATURE(MUSICBRAINZ, [musicbrainz tag generation], musicbrainz, [
   AC_SUBST(MUSICBRAINZ_LIBS)
 ])
 
+dnl *** MythTV ***
+translit(dnm, m, l) AM_CONDITIONAL(USE_MYTHTV, true)
+GST_CHECK_FEATURE(MYTHTV, [MythTV client plugins], mythtvsrc, [
+  PKG_CHECK_MODULES(GMYTH, gmyth-0.1 >= 0.1.0.3, HAVE_MYTHTV="yes", [
+    HAVE_MYTHTV="no"
+    AC_MSG_RESULT(no)
+  ])
+  AC_SUBST(GMYTH_CFLAGS)
+  AC_SUBST(GMYTH_LIBS)
+])
+
 dnl *** neon ***
 translit(dnm, m, l) AM_CONDITIONAL(USE_NEON, true)
 GST_CHECK_FEATURE(NEON, [neon http client plugins], neonhttpsrc, [
@@ -855,6 +866,7 @@ AM_CONDITIONAL(USE_LADSPA, false)
 AM_CONDITIONAL(USE_LIBMMS, false)
 AM_CONDITIONAL(USE_MUSEPACK, false)
 AM_CONDITIONAL(USE_MUSICBRAINZ, false)
+AM_CONDITIONAL(USE_MYTHTV, false)
 AM_CONDITIONAL(USE_NEON, false)
 AM_CONDITIONAL(USE_SDL, false)
 AM_CONDITIONAL(USE_SOUNDTOUCH, false)
@@ -969,6 +981,7 @@ ext/Makefile
 ext/mpeg2enc/Makefile
 ext/musepack/Makefile
 ext/musicbrainz/Makefile
+ext/mythtv/Makefile
 ext/neon/Makefile
 ext/sdl/Makefile
 ext/soundtouch/Makefile
diff --git a/ext/Makefile.am b/ext/Makefile.am
index 5179df8be..75b5323b4 100644
--- a/ext/Makefile.am
+++ b/ext/Makefile.am
@@ -160,6 +160,12 @@ else
 MUSICBRAINZ_DIR=
 endif
 
+if USE_MYTHTV
+MYTHTV_DIR=mythtv
+else
+MYTHTV_DIR=
+endif
+
 # if USE_NAS
 # NAS_DIR=nas
 # else
@@ -272,6 +278,7 @@ SUBDIRS=\
 	$(MPLEX_DIR) \
 	$(MUSEPACK_DIR) \
 	$(MUSICBRAINZ_DIR) \
+	$(MYTHTV_DIR) \
 	$(NAS_DIR) \
 	$(NEON_DIR) \
 	$(POLYP_DIR) \
@@ -306,6 +313,7 @@ DIST_SUBDIRS= \
 	mpeg2enc \
 	musepack \
 	musicbrainz \
+	mythtv \
 	neon \
 	sdl \
 	soundtouch \
diff --git a/ext/mythtv/Makefile.am b/ext/mythtv/Makefile.am
new file mode 100644
index 000000000..7813731c7
--- /dev/null
+++ b/ext/mythtv/Makefile.am
@@ -0,0 +1,20 @@
+
+plugin_LTLIBRARIES =	libgstmythtvsrc.la
+
+libgstmythtvsrc_la_SOURCES =	\
+		gstmythtvsrc.c
+
+libgstmythtvsrc_la_CFLAGS = \
+	$(GST_CFLAGS) \
+	$(GMYTH_CFLAGS)
+
+libgstmythtvsrc_la_LDFLAGS = \
+	$(GST_PLUGIN_LDFLAGS)
+
+libgstmythtvsrc_la_LIBADD = \
+	$(GST_BASE_LIBS) \
+	$(GMYTH_LIBS)
+
+noinst_HEADERS = \
+	gstmythtvsrc.h
+
diff --git a/ext/mythtv/gstmythtvsrc.c b/ext/mythtv/gstmythtvsrc.c
new file mode 100644
index 000000000..7c72cee4b
--- /dev/null
+++ b/ext/mythtv/gstmythtvsrc.c
@@ -0,0 +1,1351 @@
+/* GStreamer MythTV Plug-in
+ * Copyright (C) <2006> Rosfran Borges <rosfran.borges@indt.org.br>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+/**
+ * When using the LiveTV content, put the location URI in the following
+ * format:
+ * 
+ * 	myth://mythtv:mythtv@xxx.xxx.xxx.xxx:6543/?mythconverg
+ * 
+ * Where the first field is the protocol (myth), the second and third are user 
+ * name (mythtv) and password (mythtv), then backend host name and port number, 
+ * and the last field is the database name (mythconverg).
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "gstmythtvsrc.h"
+#include <gmyth/gmyth_file_transfer.h>
+#include <gmyth/gmyth_livetv.h>
+
+#include <gmyth/gmyth_socket.h>
+#include <gmyth/gmyth_tvchain.h>
+
+#include <string.h>
+#include <unistd.h>
+
+GST_DEBUG_CATEGORY_STATIC (mythtvsrc_debug);
+#define GST_CAT_DEFAULT mythtvsrc_debug
+
+#define GST_GMYTHTV_ID_NUM			            1
+
+#define GST_GMYTHTV_CHANNEL_DEFAULT_NUM		(-1)
+
+#define GMYTHTV_VERSION_DEFAULT			        30
+
+#define GMYTHTV_TRANSFER_MAX_WAITS		     100
+
+#define GMYTHTV_TRANSFER_MAX_RESENDS	       2
+
+#define GMYTHTV_TRANSFER_MAX_BUFFER		(128*1024)
+
+#define MAX_READ_SIZE              		(4*1024)
+
+#define GST_FLOW_ERROR_NO_DATA  			(-101)
+
+#define REQUEST_MAX_SIZE							(64*1024)
+
+#define INTERNAL_BUFFER_SIZE					(90*1024)
+
+static const GstElementDetails gst_mythtv_src_details =
+GST_ELEMENT_DETAILS ("MythTV client source",
+    "Source/Network",
+    "Control and receive data as a client over the network "
+    "via raw socket connections using the MythTV protocol",
+    "Rosfran Borges <rosfran.borges@indt.org.br>");
+
+static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
+    GST_PAD_SRC,
+    GST_PAD_ALWAYS,
+    GST_STATIC_CAPS ("video/x-nuv"));
+
+enum
+{
+  PROP_0,
+  PROP_LOCATION,
+#ifndef GST_DISABLE_GST_DEBUG
+  PROP_GMYTHTV_DBG,
+#endif
+  PROP_GMYTHTV_VERSION,
+  PROP_GMYTHTV_LIVE,
+  PROP_GMYTHTV_LIVEID,
+  PROP_GMYTHTV_LIVE_CHAINID,
+  PROP_GMYTHTV_ENABLE_TIMING_POSITION,
+  PROP_GMYTHTV_CHANNEL_NUM
+};
+
+static void gst_mythtv_src_finalize (GObject * gobject);
+
+static GstFlowReturn gst_mythtv_src_create (GstPushSrc * psrc,
+    GstBuffer ** outbuf);
+
+static gboolean gst_mythtv_src_start (GstBaseSrc * bsrc);
+static gboolean gst_mythtv_src_stop (GstBaseSrc * bsrc);
+static gboolean gst_mythtv_src_get_size (GstBaseSrc * bsrc, guint64 * size);
+static gboolean gst_mythtv_src_is_seekable (GstBaseSrc * push_src);
+
+static gboolean gst_mythtv_src_do_seek (GstBaseSrc * base,
+    GstSegment * segment);
+
+static gboolean gst_mythtv_src_next_program_chain (GstMythtvSrc * src);
+
+static GstStateChangeReturn
+gst_mythtv_src_change_state (GstElement * element, GstStateChange transition);
+
+static void gst_mythtv_src_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec);
+static void gst_mythtv_src_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec);
+
+static void gst_mythtv_src_uri_handler_init (gpointer g_iface,
+    gpointer iface_data);
+
+static gboolean gst_mythtv_src_handle_query (GstPad * pad, GstQuery * query);
+
+static gboolean gst_mythtv_src_handle_event (GstPad * pad, GstEvent * event);
+
+static gint do_read_request_response (GstMythtvSrc * src, guint size,
+    GByteArray * data_ptr);
+
+static void
+_urihandler_init (GType type)
+{
+  static const GInterfaceInfo urihandler_info = {
+    gst_mythtv_src_uri_handler_init,
+    NULL,
+    NULL
+  };
+
+  g_type_add_interface_static (type, GST_TYPE_URI_HANDLER, &urihandler_info);
+
+  GST_DEBUG_CATEGORY_INIT (mythtvsrc_debug, "mythtvsrc", 0, "MythTV src");
+}
+
+GST_BOILERPLATE_FULL (GstMythtvSrc, gst_mythtv_src, GstPushSrc,
+    GST_TYPE_PUSH_SRC, _urihandler_init)
+
+     static void gst_mythtv_src_base_init (gpointer g_class)
+{
+  GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+
+  gst_element_class_add_pad_template (element_class,
+      gst_static_pad_template_get (&srctemplate));
+
+  gst_element_class_set_details (element_class, &gst_mythtv_src_details);
+
+  element_class->change_state = gst_mythtv_src_change_state;
+
+}
+
+static void
+gst_mythtv_src_class_init (GstMythtvSrcClass * klass)
+{
+  GObjectClass *gobject_class;
+  GstPushSrcClass *gstpushsrc_class;
+  GstBaseSrcClass *gstbasesrc_class;
+
+  gobject_class = (GObjectClass *) klass;
+  gstbasesrc_class = (GstBaseSrcClass *) klass;
+  gstpushsrc_class = (GstPushSrcClass *) klass;
+
+  gobject_class->set_property = gst_mythtv_src_set_property;
+  gobject_class->get_property = gst_mythtv_src_get_property;
+  gobject_class->finalize = gst_mythtv_src_finalize;
+
+  g_object_class_install_property
+      (gobject_class, PROP_LOCATION,
+      g_param_spec_string ("location", "Location",
+          "The location. In the form:"
+          "\n\t\t\tmyth://a.com/file.nuv"
+          "\n\t\t\tmyth://a.com:23223/file.nuv "
+          "\n\t\t\ta.com/file.nuv - default scheme 'myth'",
+          "", G_PARAM_READWRITE));
+
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_VERSION,
+      g_param_spec_int ("mythtv-version", "mythtv-version",
+          "Change MythTV version", 26, 30, 26, G_PARAM_READWRITE));
+
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_LIVEID,
+      g_param_spec_int ("mythtv-live-id", "mythtv-live-id",
+          "Change MythTV version",
+          0, 200, GST_GMYTHTV_ID_NUM, G_PARAM_READWRITE));
+
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_LIVE_CHAINID,
+      g_param_spec_string ("mythtv-live-chainid", "mythtv-live-chainid",
+          "Sets the MythTV chain ID (from TV Chain)", "", G_PARAM_READWRITE));
+
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_LIVE,
+      g_param_spec_boolean ("mythtv-live", "mythtv-live",
+          "Enable MythTV Live TV content streaming", FALSE, G_PARAM_READWRITE));
+
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_ENABLE_TIMING_POSITION,
+      g_param_spec_boolean ("mythtv-enable-timing-position",
+          "mythtv-enable-timing-position",
+          "Enable MythTV Live TV content size continuous updating", FALSE,
+          G_PARAM_READWRITE));
+
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_CHANNEL_NUM,
+      g_param_spec_int ("mythtv-channel", "mythtv-channel",
+          "Change MythTV channel number",
+          -1, 99999, GST_GMYTHTV_CHANNEL_DEFAULT_NUM, G_PARAM_READWRITE));
+
+#ifndef GST_DISABLE_GST_DEBUG
+  g_object_class_install_property
+      (gobject_class, PROP_GMYTHTV_DBG,
+      g_param_spec_boolean ("mythtv-debug", "mythtv-debug",
+          "Enable MythTV debug messages", FALSE, G_PARAM_READWRITE));
+#endif
+
+  gstbasesrc_class->start = gst_mythtv_src_start;
+  gstbasesrc_class->stop = gst_mythtv_src_stop;
+  gstbasesrc_class->get_size = gst_mythtv_src_get_size;
+  gstbasesrc_class->is_seekable = gst_mythtv_src_is_seekable;
+
+  gstbasesrc_class->do_seek = gst_mythtv_src_do_seek;
+  gstpushsrc_class->create = gst_mythtv_src_create;
+
+  GST_DEBUG_CATEGORY_INIT (mythtvsrc_debug, "mythtvsrc", 0,
+      "MythTV Client Source");
+}
+
+static void
+gst_mythtv_src_init (GstMythtvSrc * this, GstMythtvSrcClass * g_class)
+{
+  this->file_transfer = NULL;
+
+  this->unique_setup = FALSE;
+
+  this->mythtv_version = GMYTHTV_VERSION_DEFAULT;
+
+  this->state = GST_MYTHTV_SRC_FILE_TRANSFER;
+
+  this->bytes_read = 0;
+
+  this->prev_content_size = 0;
+
+  this->content_size = 0;
+  this->read_offset = 0;
+
+  this->content_size_last = 0;
+
+  this->live_tv = FALSE;
+
+  this->enable_timing_position = FALSE;
+  this->update_prog_chain = FALSE;
+
+  this->user_agent = g_strdup ("mythtvsrc");
+  this->mythtv_caps = NULL;
+  this->update_prog_chain = FALSE;
+
+  this->channel_num = GST_GMYTHTV_CHANNEL_DEFAULT_NUM;
+
+  this->eos = FALSE;
+
+  this->bytes_queue = NULL;
+
+  this->wait_to_transfer = 0;
+
+  gst_base_src_set_format (GST_BASE_SRC (this), GST_FORMAT_BYTES);
+
+  gst_pad_set_event_function (GST_BASE_SRC_PAD (GST_BASE_SRC (this)),
+      gst_mythtv_src_handle_event);
+  gst_pad_set_query_function (GST_BASE_SRC_PAD (GST_BASE_SRC (this)),
+      gst_mythtv_src_handle_query);
+
+}
+
+static void
+gst_mythtv_src_finalize (GObject * gobject)
+{
+  GstMythtvSrc *this = GST_MYTHTV_SRC (gobject);
+
+  if (this->mythtv_caps) {
+    gst_caps_unref (this->mythtv_caps);
+    this->mythtv_caps = NULL;
+  }
+
+  if (this->file_transfer) {
+    g_object_unref (this->file_transfer);
+    this->file_transfer = NULL;
+  }
+
+  if (this->spawn_livetv) {
+    g_object_unref (this->spawn_livetv);
+    this->spawn_livetv = NULL;
+  }
+
+  if (this->backend_info) {
+    g_object_unref (this->backend_info);
+    this->backend_info = NULL;
+  }
+
+  if (this->uri_name) {
+    g_free (this->uri_name);
+  }
+
+  if (this->user_agent) {
+    g_free (this->user_agent);
+  }
+
+  if (this->bytes_queue) {
+    g_byte_array_free (this->bytes_queue, TRUE);
+    this->bytes_queue = NULL;
+  }
+
+  G_OBJECT_CLASS (parent_class)->finalize (gobject);
+}
+
+static gint
+do_read_request_response (GstMythtvSrc * src, guint size, GByteArray * data_ptr)
+{
+  gint read = 0;
+  guint sizetoread = size;
+  gint max_iters = GMYTHTV_TRANSFER_MAX_RESENDS;
+
+  GST_LOG_OBJECT (src, "Starting: [%s] Reading %d bytes...", __FUNCTION__,
+      sizetoread);
+
+  /* Loop sending the Myth File Transfer request:
+   * Retry whilst authentication fails and we supply it. */
+  gint len = 0;
+
+  while (sizetoread == size && --max_iters > 0) {
+
+    len = gmyth_file_transfer_read (src->file_transfer,
+        data_ptr, sizetoread, TRUE);
+
+    if (len > 0) {
+      read += len;
+      sizetoread -= len;
+    } else if (len < 0) {
+
+      if (src->live_tv == FALSE) {
+        read = -1;
+        goto eos;
+      } else {
+        if (len == GMYTHTV_FILE_TRANSFER_READ_ERROR) {  /* -314 */
+          GST_INFO_OBJECT (src, "[%s] [LiveTV] FileTransfer READ_ERROR!",
+              __FUNCTION__);
+          goto done;
+        } else if (len == GMYTHTV_FILE_TRANSFER_NEXT_PROG_CHAIN) {      /* -315 */
+          GST_INFO_OBJECT (src,
+              "[%s] [LiveTV] FileTransfer - Go to the next program chain!",
+              __FUNCTION__);
+          continue;
+        }
+        goto done;
+      }
+
+    } else if (len == 0)
+      goto done;
+
+    if (read == sizetoread)
+      goto done;
+  }
+
+  if ((read < 0 && !src->live_tv) || max_iters == 0)
+    goto eos;
+
+  goto done;
+
+eos:
+  src->eos = TRUE;
+
+done:
+  return read;
+}
+
+static GstFlowReturn
+gst_mythtv_src_create (GstPushSrc * psrc, GstBuffer ** outbuf)
+{
+  GstMythtvSrc *src;
+  GstFlowReturn ret = GST_FLOW_OK;
+  gint read = -1;
+
+  src = GST_MYTHTV_SRC (psrc);
+
+  /* The caller should know the number of bytes and not read beyond EOS. */
+  if (G_UNLIKELY (src->eos))
+    goto eos;
+  if (G_UNLIKELY (src->update_prog_chain))
+    goto change_progchain;
+
+  GST_DEBUG_OBJECT (src, "[%s] offset = %llu, size = %d...", __FUNCTION__,
+      src->read_offset, MAX_READ_SIZE);
+
+  GST_DEBUG_OBJECT (src, "[%s]Create: buffer_remain: %d, buffer_size = %d.",
+      __FUNCTION__, (gint) src->buffer_remain, src->bytes_queue->len);
+
+  /* just get from the byte array, no network effort... */
+  if ((src->buffer_remain = src->bytes_queue->len) < MAX_READ_SIZE) {
+    GByteArray *buffer = NULL;
+    guint buffer_size_inter = (INTERNAL_BUFFER_SIZE - src->buffer_remain);
+
+    if (buffer_size_inter > REQUEST_MAX_SIZE)
+      buffer_size_inter = REQUEST_MAX_SIZE;
+
+    buffer = g_byte_array_new ();
+
+    read = do_read_request_response (src, buffer_size_inter, buffer);
+
+    if (G_UNLIKELY (read < 0)) {
+      if (src->live_tv)
+        goto change_progchain;
+      else
+        goto read_error;
+    } else if (G_UNLIKELY (read == 0)) {
+      if (!src->live_tv)
+        goto eos;
+      else
+        goto done;
+    }
+
+    if (G_UNLIKELY (src->update_prog_chain))
+      goto change_progchain;
+
+    src->bytes_queue =
+        g_byte_array_append (src->bytes_queue, buffer->data, read);
+    if (read > buffer_size_inter)
+      GST_WARNING_OBJECT (src,
+          "[%s]INCREASED buffer size! Backend sent more than we ask him... (%d)",
+          __FUNCTION__, abs (read - buffer_size_inter));
+
+    src->buffer_remain += read;
+
+    if (buffer != NULL) {
+      g_byte_array_free (buffer, TRUE);
+      buffer = NULL;
+    }
+
+    GST_DEBUG_OBJECT (src,
+        "[%s]BYTES READ (actual) = %d, BYTES READ (cumulative) = %llu, "
+        "OFFSET = %llu, CONTENT SIZE = %llu.", __FUNCTION__, read,
+        src->bytes_read, src->read_offset, src->content_size);
+
+  }
+
+  guint buffer_size =
+      (src->buffer_remain < MAX_READ_SIZE) ? src->buffer_remain : MAX_READ_SIZE;
+
+  *outbuf = gst_buffer_new ();
+
+  /* gets the first buffer_size bytes from the byte array buffer variable */
+  /* guint8 *buf = g_memdup( src->bytes_queue->data, buffer_size ); */
+
+  GST_DEBUG_OBJECT (src, "[%s] read from network? %s!, buffer_remain = %d",
+      __FUNCTION__,
+      read == -1 ? "NO, got from buffer" : "YES, go see the backend's log file",
+      src->buffer_remain);
+
+  GST_BUFFER_SIZE (*outbuf) = buffer_size;
+  GST_BUFFER_MALLOCDATA (*outbuf) = g_malloc0 (GST_BUFFER_SIZE (*outbuf));
+  GST_BUFFER_DATA (*outbuf) = GST_BUFFER_MALLOCDATA (*outbuf);
+  g_memmove (GST_BUFFER_DATA ((*outbuf)), src->bytes_queue->data,
+      GST_BUFFER_SIZE (*outbuf));
+  GST_BUFFER_OFFSET (*outbuf) = src->read_offset;
+  GST_BUFFER_OFFSET_END (*outbuf) =
+      src->read_offset + GST_BUFFER_SIZE (*outbuf);
+
+  src->buffer_remain -= GST_BUFFER_SIZE (*outbuf);
+
+  src->read_offset += GST_BUFFER_SIZE (*outbuf);
+  src->bytes_read += GST_BUFFER_SIZE (*outbuf);
+  GST_DEBUG_OBJECT (src, "[%s]Buffer output with size: %d", __FUNCTION__,
+      GST_BUFFER_SIZE (*outbuf));
+
+  /* flushs the newly buffer got from byte array */
+  src->bytes_queue =
+      g_byte_array_remove_range (src->bytes_queue, 0, buffer_size);
+
+  GST_DEBUG_OBJECT (src, "Got buffer: [%s]BUFFER --->SIZE = %d, OFFSET = %llu, "
+      "OFFSET_END = %llu.", __FUNCTION__, GST_BUFFER_SIZE (*outbuf),
+      GST_BUFFER_OFFSET (*outbuf), GST_BUFFER_OFFSET_END (*outbuf));
+
+  GST_DEBUG_OBJECT (src, "[%s]CONTENT_SIZE = %llu, BYTES_READ = %llu.",
+      __FUNCTION__, src->content_size, src->bytes_read);
+
+  if (G_UNLIKELY (src->eos) || (!src->live_tv
+          && (src->bytes_read >= src->content_size)))
+    goto eos;
+
+done:
+  {
+    const gchar *reason = gst_flow_get_name (ret);
+
+    GST_DEBUG_OBJECT (src, "DONE task, reason %s", reason);
+    return ret;
+  }
+eos:
+  {
+    const gchar *reason = gst_flow_get_name (ret);
+
+    GST_DEBUG_OBJECT (src, "pausing task, reason %s", reason);
+    return GST_FLOW_UNEXPECTED;
+  }
+  /* ERRORS */
+read_error:
+  {
+    GST_ELEMENT_ERROR (src, RESOURCE, READ,
+        (NULL), ("Could not read any bytes (%i, %s)", read, src->uri_name));
+    return GST_FLOW_ERROR;
+  }
+change_progchain:
+  {
+    GST_ELEMENT_ERROR (src, RESOURCE, READ,
+        (NULL), ("Seek failed, go to the next program info... (%i, %s)", read,
+            src->uri_name));
+
+    gst_pad_push_event (GST_BASE_SRC_PAD (GST_BASE_SRC (psrc)),
+        gst_event_new_new_segment (TRUE, 1.0, GST_FORMAT_TIME, 0, -1, 0));
+    /* go to the next program chain */
+    src->unique_setup = FALSE;
+    src->update_prog_chain = TRUE;
+
+    gst_mythtv_src_next_program_chain (src);
+
+    return GST_FLOW_ERROR_NO_DATA;
+  }
+
+}
+
+gint64
+gst_mythtv_src_get_position (GstMythtvSrc * src)
+{
+
+  gint64 size_tmp = 0;
+  guint max_tries = 2;
+
+  if (src->live_tv == TRUE && (abs (src->content_size - src->bytes_read) <
+          GMYTHTV_TRANSFER_MAX_BUFFER)) {
+
+  get_file_pos:
+    g_usleep (10);
+    size_tmp = gmyth_recorder_get_file_position (src->spawn_livetv->recorder);
+    if (size_tmp > (src->content_size + GMYTHTV_TRANSFER_MAX_BUFFER))
+      src->content_size = size_tmp;
+    else if (size_tmp > 0 && --max_tries > 0)
+      goto get_file_pos;
+    GST_LOG_OBJECT (src, "[%s] GET_POSITION: file_position = %lld",
+        __FUNCTION__, size_tmp);
+    /* sets the last content size amount before it can be updated */
+    src->prev_content_size = src->content_size;
+  }
+
+  return src->content_size;
+
+}
+
+static gboolean
+gst_mythtv_src_do_seek (GstBaseSrc * base, GstSegment * segment)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (base);
+  gint64 new_offset = -1;
+  gint64 actual_seek = segment->start;
+  gboolean ret = TRUE;
+
+  GST_LOG_OBJECT (src, "[%s]DO Seek called! (start = %lld, stop = %lld)",
+      __FUNCTION__, segment->start, segment->stop);
+
+  if (segment->format == GST_FORMAT_TIME) {
+    goto done;
+  }
+  GST_LOG_OBJECT (src,
+      "[%s]Trying to seek at the value (actual_seek = %lld, read_offset = %lld)",
+      __FUNCTION__, actual_seek, src->read_offset);
+  /* verify if it needs to seek */
+  if (src->read_offset != actual_seek) {
+
+    new_offset =
+        gmyth_file_transfer_seek (src->file_transfer, segment->start, SEEK_SET);
+
+    GST_LOG_OBJECT (src,
+        "[%s] Segment offset start = %lld, SRC Offset = %lld, NEW actual backend SEEK Offset = %lld.",
+        __FUNCTION__, segment->start, src->read_offset, new_offset);
+    if (G_UNLIKELY (new_offset < 0)) {
+      ret = FALSE;
+      if (src->live_tv)
+        goto change_progchain;
+      else
+        goto eos;
+    }
+
+    src->read_offset = new_offset;
+
+    if (ret == FALSE) {
+      GST_INFO_OBJECT (src, "[%s] Failed to set the SEEK on segment!",
+          __FUNCTION__);
+    }
+
+  }
+
+done:
+  return ret;
+
+eos:
+  {
+
+    GST_DEBUG_OBJECT (src, "EOS found on seeking!!!");
+    return FALSE;
+  }
+change_progchain:
+  {
+    GST_ELEMENT_ERROR (src, RESOURCE, READ,
+        (NULL), ("Seek failed, go to the next program info... (%i, %s)", read,
+            src->uri_name));
+
+    gst_pad_push_event (GST_BASE_SRC_PAD (base),
+        gst_event_new_new_segment (TRUE, 1.0, GST_FORMAT_TIME, 0, -1, 0));
+    /* go to the next program chain */
+    src->unique_setup = FALSE;
+    src->update_prog_chain = TRUE;
+
+    gst_mythtv_src_next_program_chain (src);
+
+    return TRUE;
+  }
+
+}
+
+/* create a socket for connecting to remote server */
+static gboolean
+gst_mythtv_src_start (GstBaseSrc * bsrc)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (bsrc);
+
+  GString *chain_id_local = NULL;
+
+  gboolean ret = TRUE;
+
+  if (G_UNLIKELY (src->update_prog_chain))
+    goto change_progchain;
+
+  if (src->unique_setup == FALSE) {
+    src->unique_setup = TRUE;
+  } else {
+    goto done;
+  }
+
+  src->backend_info = gmyth_backend_info_new_with_uri (src->uri_name);
+  /* testing UPnP... */
+  /* gmyth_backend_info_set_hostname( src->backend_info, NULL ); */
+  if (src->live_tv) {
+    src->spawn_livetv = gmyth_livetv_new ();
+
+    if (src->channel_num != GST_GMYTHTV_CHANNEL_DEFAULT_NUM) {
+      if (gmyth_livetv_channel_setup (src->spawn_livetv, src->channel_num,
+              src->backend_info) == FALSE) {
+        GST_INFO_OBJECT (src, "[%s] LiveTV setup felt down on error!!",
+            __FUNCTION__);
+        ret = FALSE;
+        goto init_failed;
+      }
+    } else {
+      if (gmyth_livetv_setup (src->spawn_livetv, src->backend_info) == FALSE) {
+        GST_INFO_OBJECT (src, "[%s] LiveTV setup felt down on error!!",
+            __FUNCTION__);
+        ret = FALSE;
+        goto init_failed;
+      }
+    }
+
+    src->file_transfer = gmyth_livetv_create_file_transfer (src->spawn_livetv);
+
+    if (NULL == src->file_transfer) {
+      GST_INFO_OBJECT (src, "[%s] [LiveTV] FileTransfer equals to NULL!!!",
+          __FUNCTION__);
+      ret = FALSE;
+      goto init_failed;
+    }
+  } else {
+
+    src->file_transfer = gmyth_file_transfer_new (src->backend_info);
+
+    ret = gmyth_file_transfer_open (src->file_transfer, src->uri_name);
+
+  }
+
+  if (NULL == src->file_transfer) {
+    GST_INFO_OBJECT (src, "[%s] FileTransfer equals to NULL!!!", __FUNCTION__);
+    goto init_failed;
+  }
+  /*GST_INFO_OBJECT( src, "[%s] uri = %s.", __FUNCTION__, src->spawn_livetv->file_transfer ); */
+
+  if (src->live_tv == TRUE && ret == TRUE) {
+    /* loop finished, set the max tries variable to zero again... */
+    src->wait_to_transfer = 0;
+
+    while (src->wait_to_transfer++ < GMYTHTV_TRANSFER_MAX_WAITS &&
+        (gmyth_livetv_is_recording (src->spawn_livetv) == FALSE))
+      g_usleep (500);
+
+    /* IS_RECORDING again, just like the MythTV backend does... */
+    gmyth_livetv_is_recording (src->spawn_livetv);
+
+    sleep (9);
+
+  }
+
+  if (ret == FALSE) {
+#ifndef GST_DISABLE_GST_DEBUG
+    if (src->mythtv_msgs_dbg)
+      GST_INFO_OBJECT (src,
+          "MythTV FileTransfer request failed when setting up socket connection!");
+#endif
+    goto begin_req_failed;
+  }
+
+  GST_INFO_OBJECT (src,
+      "MythTV FileTransfer filesize = %lld, content_size = %lld!",
+      src->file_transfer->filesize, src->content_size);
+
+  src->content_size = src->file_transfer->filesize;
+
+  src->do_start = FALSE;
+
+  /* this is used for the buffer cache */
+  src->bytes_queue = g_byte_array_sized_new (INTERNAL_BUFFER_SIZE);
+  src->buffer_remain = 0;
+
+  gst_pad_push_event (GST_BASE_SRC_PAD (GST_BASE_SRC (src)),
+      gst_event_new_new_segment (TRUE, 1.0, GST_FORMAT_TIME, 0,
+          src->content_size, 0));
+
+done:
+
+  if (chain_id_local != NULL) {
+    g_string_free (chain_id_local, TRUE);
+    chain_id_local = NULL;
+  }
+
+  return TRUE;
+
+  /* ERRORS */
+init_failed:
+  {
+    if (src->spawn_livetv != NULL)
+      g_object_unref (src->spawn_livetv);
+
+    GST_ELEMENT_ERROR (src, LIBRARY, INIT,
+        (NULL), ("Could not initialize MythTV library (%i, %s)", ret,
+            src->uri_name));
+    return FALSE;
+  }
+begin_req_failed:
+  {
+    GST_ELEMENT_ERROR (src, LIBRARY, INIT,
+        (NULL), ("Could not begin request sent to MythTV server (%i, %s)", ret,
+            src->uri_name));
+    return FALSE;
+  }
+change_progchain:
+  {
+    GST_ELEMENT_ERROR (src, RESOURCE, READ,
+        (NULL), ("Seek failed, go to the next program info... (%s)",
+            src->uri_name));
+
+    gst_pad_push_event (GST_BASE_SRC_PAD (GST_BASE_SRC (src)),
+        gst_event_new_new_segment (TRUE, 1.0, GST_FORMAT_TIME, 0, -1, 0));
+
+    /* go to the next program chain */
+    src->unique_setup = FALSE;
+    src->update_prog_chain = TRUE;
+
+    gst_mythtv_src_next_program_chain (src);
+
+    return TRUE;
+  }
+}
+
+/* create a new socket for connecting to the next program chain */
+static gboolean
+gst_mythtv_src_next_program_chain (GstMythtvSrc * src)
+{
+  GString *chain_id_local = NULL;
+
+  gboolean ret = TRUE;
+
+  if (!src->live_tv)
+    goto init_failed;
+
+  if (src->unique_setup == FALSE) {
+    src->unique_setup = TRUE;
+  } else {
+    goto done;
+  }
+
+  GST_PAD_STREAM_LOCK (GST_BASE_SRC_PAD (GST_BASE_SRC (src)));
+
+  if (src->file_transfer) {
+    g_object_unref (src->file_transfer);
+    src->file_transfer = NULL;
+  }
+
+  if (src->uri_name) {
+    g_free (src->uri_name);
+  }
+
+  if (src->backend_info == NULL)
+    src->backend_info = gmyth_backend_info_new_with_uri (src->uri_name);
+
+  if (src->live_tv) {
+    if (gmyth_livetv_next_program_chain (src->spawn_livetv) == FALSE) {
+      GST_INFO_OBJECT (src, "[%s]Failed to go to the next program chain!!!",
+          __FUNCTION__);
+      ret = FALSE;
+      goto init_failed;
+    }
+    /* set up the uri variable */
+    src->uri_name = g_strdup (src->spawn_livetv->proginfo->pathname->str);
+    chain_id_local = gmyth_tvchain_get_id (src->spawn_livetv->tvchain);
+    if (chain_id_local != NULL) {
+      src->live_chain_id = g_strdup (chain_id_local->str);
+      GST_DEBUG_OBJECT (src, "[%s] Local chain ID = %s.", __FUNCTION__,
+          src->live_chain_id);
+    }
+    src->live_tv_id = src->spawn_livetv->recorder->recorder_num;
+    GST_LOG_OBJECT (src, "[%s] LiveTV id = %d, URI path = %s.", __FUNCTION__,
+        src->live_tv_id, src->uri_name);
+  }
+
+  src->file_transfer = gmyth_file_transfer_new (src->backend_info);
+
+  if (src->file_transfer == NULL) {
+    goto init_failed;
+  }
+
+  ret = gmyth_file_transfer_open (src->file_transfer, src->uri_name);
+
+  /* sets the Playback monitor connection */
+
+  if (src->live_tv == TRUE && ret == TRUE) {
+    /* loop finished, set the max tries variable to zero again... */
+    src->wait_to_transfer = 0;
+
+    g_usleep (200);
+
+    while (src->wait_to_transfer++ < GMYTHTV_TRANSFER_MAX_WAITS &&
+        (gmyth_livetv_is_recording (src->spawn_livetv) == FALSE))
+      g_usleep (1000);
+  }
+
+  /* sets the FileTransfer instance connection (video/audio download) */
+
+  if (ret == FALSE) {
+#ifndef GST_DISABLE_GST_DEBUG
+    if (src->mythtv_msgs_dbg)
+      GST_ERROR_OBJECT (src,
+          "MythTV FileTransfer request failed when setting up socket connection!");
+#endif
+    goto begin_req_failed;
+  }
+  src->content_size_last = src->content_size;
+
+  src->content_size = src->file_transfer->filesize;
+  if (src->live_tv) {
+    src->wait_to_transfer = 0;
+    while (src->wait_to_transfer++ < GMYTHTV_TRANSFER_MAX_WAITS &&
+        src->content_size < GMYTHTV_TRANSFER_MAX_BUFFER)
+      src->content_size = gst_mythtv_src_get_position (src);
+  }
+
+  src->read_offset = 0;
+
+  if (src->bytes_queue != NULL) {
+    g_byte_array_free (src->bytes_queue, TRUE);
+  }
+
+  src->bytes_queue = g_byte_array_sized_new (INTERNAL_BUFFER_SIZE);
+
+done:
+  src->update_prog_chain = FALSE;
+
+  GST_PAD_STREAM_UNLOCK (GST_BASE_SRC_PAD (GST_BASE_SRC (src)));
+
+  return TRUE;
+
+  /* ERRORS */
+init_failed:
+  {
+    if (src->spawn_livetv != NULL)
+      g_object_unref (src->spawn_livetv);
+
+    GST_ELEMENT_ERROR (src, LIBRARY, INIT,
+        (NULL), ("Could not initialize MythTV library (%i, %s)", ret,
+            src->uri_name));
+    return FALSE;
+  }
+begin_req_failed:
+  {
+    GST_ELEMENT_ERROR (src, LIBRARY, INIT,
+        (NULL), ("Could not begin request sent to MythTV server (%i, %s)", ret,
+            src->uri_name));
+    return FALSE;
+  }
+
+}
+
+static gboolean
+gst_mythtv_src_get_size (GstBaseSrc * bsrc, guint64 * size)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (bsrc);
+  gboolean ret = TRUE;
+
+  GST_LOG_OBJECT (src, "[%s] Differs from previous content size: %d (max.: %d)",
+      __FUNCTION__, abs (src->content_size - src->prev_content_size),
+      GMYTHTV_TRANSFER_MAX_BUFFER);
+
+  if (src->live_tv) {
+    ret = FALSE;
+  } else if (src->live_tv && src->enable_timing_position
+      && (abs (src->content_size - src->bytes_read) <
+          GMYTHTV_TRANSFER_MAX_BUFFER)) {
+
+    gint64 new_offset =
+        gmyth_recorder_get_file_position (src->spawn_livetv->recorder);
+    if (new_offset > 0 && new_offset > src->content_size) {
+      src->content_size = new_offset;
+    } else if (new_offset < src->content_size) {
+      src->update_prog_chain = TRUE;
+    }
+
+  }
+
+  *size = src->content_size;
+  GST_LOG_OBJECT (src, "[%s] Content size = %lld", __FUNCTION__,
+      src->content_size);
+
+  return ret;
+
+}
+
+/* close the socket and associated resources
+ * used both to recover from errors and go to NULL state */
+static gboolean
+gst_mythtv_src_stop (GstBaseSrc * bsrc)
+{
+  GstMythtvSrc *src;
+
+  src = GST_MYTHTV_SRC (bsrc);
+
+  if (src->uri_name) {
+    g_free (src->uri_name);
+    src->uri_name = NULL;
+  }
+
+  if (src->mythtv_caps) {
+    gst_caps_unref (src->mythtv_caps);
+    src->mythtv_caps = NULL;
+  }
+
+  src->eos = FALSE;
+
+  return TRUE;
+}
+
+static gboolean
+gst_mythtv_src_handle_event (GstPad * pad, GstEvent * event)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (GST_PAD_PARENT (pad));
+  gint64 cont_size = 0;
+  gboolean ret = FALSE;
+
+  switch (GST_EVENT_TYPE (event)) {
+    case GST_EVENT_EOS:
+      GST_WARNING_OBJECT (src, "[%s] Got EOS event!!!", __FUNCTION__);
+
+      if (src->live_tv) {
+        cont_size = gst_mythtv_src_get_position (src);
+        if (cont_size > src->content_size) {
+          src->content_size = cont_size;
+          src->eos = FALSE;
+        } else {
+          src->eos = TRUE;
+          gst_element_set_state (GST_ELEMENT (src), GST_STATE_NULL);
+          gst_element_set_locked_state (GST_ELEMENT (src), FALSE);
+        }
+      }
+      break;
+    default:
+      ret = gst_pad_event_default (pad, event);
+  }
+
+  return ret;
+}
+
+static gboolean
+gst_mythtv_src_is_seekable (GstBaseSrc * push_src)
+{
+  return TRUE;
+}
+
+static gboolean
+gst_mythtv_src_handle_query (GstPad * pad, GstQuery * query)
+{
+  gboolean res = FALSE;
+  GstMythtvSrc *myth = GST_MYTHTV_SRC (gst_pad_get_parent (pad));
+  GstFormat formt;
+
+  switch (GST_QUERY_TYPE (query)) {
+    case GST_QUERY_POSITION:
+    {
+      gint64 pos = -1;
+
+      gst_query_parse_position (query, &formt, &pos);
+      res = TRUE;
+      if (formt == GST_FORMAT_BYTES) {
+        gst_query_set_position (query, formt, pos = myth->read_offset);
+        GST_DEBUG_OBJECT (myth, "POS %lld (BYTES).", pos);
+      } else if (formt == GST_FORMAT_TIME) {
+        GST_DEBUG_OBJECT (myth, "POS %lld (TIME).", pos);
+        res = gst_pad_query_default (pad, query);
+      }
+      break;
+    }
+    case GST_QUERY_DURATION:
+    {
+#if 0
+      if (myth->duration != 0) {
+        gint64 total;
+        gint64 fps;
+
+        fps = nuv->h->i_fpsn / nuv->h->i_fpsd;
+        total =
+            gst_util_uint64_scale_int (GST_SECOND, nuv->h->i_video_blocks, fps);
+      }
+#endif
+      gint64 dur = -1;
+
+      gst_query_parse_duration (query, &formt, &dur);
+      if (formt == GST_FORMAT_BYTES) {
+        gst_query_set_duration (query, formt, dur = myth->content_size);
+        GST_DEBUG_OBJECT (myth, "DURATION %lld (BYTES).", dur);
+      } else if (formt == GST_FORMAT_TIME) {
+        GST_DEBUG_OBJECT (myth, "DURATION %lld (TIME).", dur);
+        gst_query_ref (query);
+        res = gst_pad_query_default (pad, query);
+      }
+      res = TRUE;
+      break;
+    }
+    default:
+    {
+      res = gst_pad_query_default (pad, query);
+      break;
+    }
+  }
+
+  gst_object_unref (myth);
+
+  return res;
+}
+
+static GstStateChangeReturn
+gst_mythtv_src_change_state (GstElement * element, GstStateChange transition)
+{
+  GstStateChangeReturn ret = GST_STATE_CHANGE_FAILURE;
+  GstMythtvSrc *src = GST_MYTHTV_SRC (element);
+
+  switch (transition) {
+    case GST_STATE_CHANGE_NULL_TO_READY:
+      break;
+    case GST_STATE_CHANGE_READY_TO_PAUSED:
+      GST_INFO_OBJECT (src, "[%s] READY to PAUSED called!", __FUNCTION__);
+      break;
+    case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
+      GST_INFO_OBJECT (src, "[%s] PAUSED to PLAYING called!", __FUNCTION__);
+      if (src->live_tv) {
+        if (!gmyth_recorder_send_frontend_ready_command (src->spawn_livetv->
+                recorder))
+          GST_WARNING_OBJECT (src,
+              "[%s] Couldn't send the FRONTEND_READY message to the backend!",
+              __FUNCTION__);
+        else
+          GST_DEBUG_OBJECT (src,
+              "[%s] Message FRONTEND_READY was sent to the backend!",
+              __FUNCTION__);
+      }
+
+      break;
+    default:
+      break;
+  }
+
+  ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+  if (ret == GST_STATE_CHANGE_FAILURE)
+    return ret;
+
+  switch (transition) {
+    case GST_STATE_CHANGE_READY_TO_NULL:
+      GST_INFO_OBJECT (src, "[%s] READY to NULL called!", __FUNCTION__);
+      break;
+    case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
+      GST_INFO_OBJECT (src, "[%s] PLAYING to PAUSED called!", __FUNCTION__);
+    case GST_STATE_CHANGE_PAUSED_TO_READY:
+      GST_INFO_OBJECT (src, "[%s] PAUSED to READY called!", __FUNCTION__);
+      if (src->live_tv) {
+        if (!gmyth_recorder_send_frontend_ready_command (src->spawn_livetv->
+                recorder))
+          GST_WARNING_OBJECT (src,
+              "[%s] Couldn't send the FRONTEND_READY message to the backend!",
+              __FUNCTION__);
+        else
+          GST_DEBUG_OBJECT (src,
+              "[%s] Message FRONTEND_READY was sent to the backend!",
+              __FUNCTION__);
+      }
+
+      break;
+    default:
+      break;
+  }
+
+  return ret;
+}
+
+static void
+gst_mythtv_src_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  GstMythtvSrc *mythtvsrc = GST_MYTHTV_SRC (object);
+
+  GST_OBJECT_LOCK (mythtvsrc);
+  switch (prop_id) {
+    case PROP_LOCATION:
+    {
+      if (!g_value_get_string (value)) {
+        GST_WARNING ("location property cannot be NULL");
+        goto done;
+      }
+
+      if (mythtvsrc->uri_name != NULL) {
+        g_free (mythtvsrc->uri_name);
+        mythtvsrc->uri_name = NULL;
+      }
+      mythtvsrc->uri_name = g_value_dup_string (value);
+
+      break;
+    }
+#ifndef GST_DISABLE_GST_DEBUG
+    case PROP_GMYTHTV_DBG:
+    {
+      mythtvsrc->mythtv_msgs_dbg = g_value_get_boolean (value);
+      break;
+    }
+#endif
+    case PROP_GMYTHTV_VERSION:
+    {
+      mythtvsrc->mythtv_version = g_value_get_int (value);
+      break;
+    }
+    case PROP_GMYTHTV_LIVEID:
+    {
+      mythtvsrc->live_tv_id = g_value_get_int (value);
+      break;
+    }
+    case PROP_GMYTHTV_LIVE:
+    {
+      mythtvsrc->live_tv = g_value_get_boolean (value);
+      break;
+    }
+    case PROP_GMYTHTV_ENABLE_TIMING_POSITION:
+    {
+      mythtvsrc->enable_timing_position = g_value_get_boolean (value);
+      break;
+    }
+    case PROP_GMYTHTV_LIVE_CHAINID:
+    {
+      if (!g_value_get_string (value)) {
+        GST_WARNING ("MythTV Live chainid property cannot be NULL");
+        goto done;
+      }
+
+      if (mythtvsrc->live_chain_id != NULL) {
+        g_free (mythtvsrc->live_chain_id);
+        mythtvsrc->live_chain_id = NULL;
+      }
+      mythtvsrc->live_chain_id = g_value_dup_string (value);
+      break;
+    }
+    case PROP_GMYTHTV_CHANNEL_NUM:
+    {
+      mythtvsrc->channel_num = g_value_get_int (value);
+      break;
+    }
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+  GST_OBJECT_UNLOCK (mythtvsrc);
+done:
+  return;
+}
+
+static void
+gst_mythtv_src_get_property (GObject * object, guint prop_id,
+    GValue * value, GParamSpec * pspec)
+{
+  GstMythtvSrc *mythtvsrc = GST_MYTHTV_SRC (object);
+
+  GST_OBJECT_LOCK (mythtvsrc);
+  switch (prop_id) {
+    case PROP_LOCATION:
+    {
+      gchar *str = g_strdup ("");
+
+      if (mythtvsrc->uri_name == NULL) {
+        g_free (mythtvsrc->uri_name);
+        mythtvsrc->uri_name = NULL;
+      } else {
+        str = g_strdup (mythtvsrc->uri_name);
+      }
+      g_value_set_string (value, str);
+      break;
+    }
+#ifndef GST_DISABLE_GST_DEBUG
+    case PROP_GMYTHTV_DBG:
+      g_value_set_boolean (value, mythtvsrc->mythtv_msgs_dbg);
+      break;
+#endif
+    case PROP_GMYTHTV_VERSION:
+    {
+      g_value_set_int (value, mythtvsrc->mythtv_version);
+      break;
+    }
+    case PROP_GMYTHTV_LIVEID:
+    {
+      g_value_set_int (value, mythtvsrc->live_tv_id);
+      break;
+    }
+    case PROP_GMYTHTV_LIVE:
+      g_value_set_boolean (value, mythtvsrc->live_tv);
+      break;
+    case PROP_GMYTHTV_ENABLE_TIMING_POSITION:
+      g_value_set_boolean (value, mythtvsrc->enable_timing_position);
+      break;
+    case PROP_GMYTHTV_LIVE_CHAINID:
+    {
+      gchar *str = g_strdup ("");
+
+      if (mythtvsrc->live_chain_id == NULL) {
+        g_free (mythtvsrc->live_chain_id);
+        mythtvsrc->live_chain_id = NULL;
+      } else {
+        str = g_strdup (mythtvsrc->live_chain_id);
+      }
+      g_value_set_string (value, str);
+      break;
+    }
+    case PROP_GMYTHTV_CHANNEL_NUM:
+    {
+      g_value_set_int (value, mythtvsrc->channel_num);
+      break;
+    }
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+  GST_OBJECT_UNLOCK (mythtvsrc);
+}
+
+/* entry point to initialize the plug-in
+ * initialize the plug-in itself
+ * register the element factories and pad templates
+ * register the features
+ */
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+  return gst_element_register (plugin, "mythtvsrc", GST_RANK_NONE,
+      GST_TYPE_MYTHTV_SRC);
+}
+
+/* this is the structure that gst-register looks for
+ * so keep the name plugin_desc, or you cannot get your plug-in registered */
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+    GST_VERSION_MINOR,
+    "mythtv",
+    "lib MythTV src",
+    plugin_init, VERSION, "LGPL", "GStreamer", "http://gstreamer.net/")
+
+
+/*** GSTURIHANDLER INTERFACE *************************************************/
+     static guint gst_mythtv_src_uri_get_type (void)
+{
+  return GST_URI_SRC;
+}
+
+static gchar **
+gst_mythtv_src_uri_get_protocols (void)
+{
+  static gchar *protocols[] = { "myth", "myths", NULL };
+
+  return protocols;
+}
+
+static const gchar *
+gst_mythtv_src_uri_get_uri (GstURIHandler * handler)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (handler);
+
+  return src->uri_name;
+}
+
+static gboolean
+gst_mythtv_src_uri_set_uri (GstURIHandler * handler, const gchar * uri)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (handler);
+
+  gchar *protocol;
+
+  protocol = gst_uri_get_protocol (uri);
+  if ((strcmp (protocol, "myth") != 0) && (strcmp (protocol, "myths") != 0)) {
+    g_free (protocol);
+    return FALSE;
+  }
+  g_free (protocol);
+  g_object_set (src, "location", uri, NULL);
+
+  return TRUE;
+}
+
+static void
+gst_mythtv_src_uri_handler_init (gpointer g_iface, gpointer iface_data)
+{
+  GstURIHandlerInterface *iface = (GstURIHandlerInterface *) g_iface;
+
+  iface->get_type = gst_mythtv_src_uri_get_type;
+  iface->get_protocols = gst_mythtv_src_uri_get_protocols;
+  iface->get_uri = gst_mythtv_src_uri_get_uri;
+  iface->set_uri = gst_mythtv_src_uri_set_uri;
+}
+
+void
+size_header_handler (void *userdata, const char *value)
+{
+  GstMythtvSrc *src = GST_MYTHTV_SRC (userdata);
+
+  GST_DEBUG_OBJECT (src, "content size = %lld bytes", src->content_size);
+}
diff --git a/ext/mythtv/gstmythtvsrc.h b/ext/mythtv/gstmythtvsrc.h
new file mode 100644
index 000000000..5765dd1e1
--- /dev/null
+++ b/ext/mythtv/gstmythtvsrc.h
@@ -0,0 +1,131 @@
+/* GStreamer
+ * Copyright (C) <2006> Rosfran Borges <rosfran.borges@indt.org.br>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_MYTHTV_SRC_H__
+#define __GST_MYTHTV_SRC_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstbasesrc.h>
+#include <gst/base/gstpushsrc.h>
+#include <stdio.h>
+
+#include <gmyth/gmyth_socket.h>
+#include <gmyth/gmyth_file_transfer.h>
+#include <gmyth/gmyth_livetv.h>
+#include <gmyth/gmyth_backendinfo.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_MYTHTV_SRC \
+  (gst_mythtv_src_get_type())
+#define GST_MYTHTV_SRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MYTHTV_SRC,GstMythtvSrc))
+#define GST_MYTHTV_SRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MYTHTV_SRC,GstMythtvSrcClass))
+#define GST_IS_MYTHTV_SRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MYTHTV_SRC))
+#define GST_IS_MYTHTV_SRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MYTHTV_SRC))
+
+typedef struct _GstMythtvSrc GstMythtvSrc;
+typedef struct _GstMythtvSrcClass GstMythtvSrcClass;
+
+typedef enum { 
+  GST_MYTHTV_SRC_FILE_TRANSFER,
+  GST_MYTHTV_SRC_NEXT_PROGRAM_CHAIN,
+  GST_MYTHTV_SRC_INVALID_DATA
+} GstMythtvState;
+
+struct _GstMythtvSrc {
+  GstPushSrc element;
+
+  /* MythFileTransfer */
+  GMythFileTransfer *file_transfer;
+
+  GMythLiveTV *spawn_livetv;
+  
+  GMythBackendInfo *backend_info;
+
+  GstMythtvState state;
+
+  gchar *uri_name;
+  gchar *user_agent;
+
+  gchar *live_chain_id;
+
+  gint mythtv_version;
+
+  gint64 content_size;
+
+  gint64 prev_content_size;
+
+  gint64 content_size_last;
+
+  guint64 bytes_read;
+
+  gint64 read_offset;
+
+  gint buffer_remain;
+
+  gboolean eos;
+
+  gboolean do_start;
+
+  gboolean unique_setup;
+
+  gboolean live_tv;
+
+  gboolean enable_timing_position;
+
+  gint live_tv_id;
+
+  gint channel_num;  
+
+  guint mode;
+
+  /* MythTV capabilities */
+  GstCaps *mythtv_caps;
+
+  GstPad *sinkpad;
+
+  GStaticRecMutex *th_mutex;
+
+  GByteArray *bytes_queue;
+
+#ifndef GST_DISABLE_GST_DEBUG
+  /* enable Myth TV debug messages */
+  gboolean mythtv_msgs_dbg;
+#endif
+
+  gboolean update_prog_chain;
+
+	/* stablish a maximum iteration value to the IS_RECORDING message */
+	guint wait_to_transfer;
+
+};
+
+struct _GstMythtvSrcClass {
+  GstPushSrcClass parent_class;
+};
+
+GType gst_mythtv_src_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_MYTHTV_SRC_H__ */
diff --git a/gst-plugins-bad.spec.in b/gst-plugins-bad.spec.in
index f71b49569..725789177 100644
--- a/gst-plugins-bad.spec.in
+++ b/gst-plugins-bad.spec.in
@@ -38,6 +38,7 @@ BuildRequires:  gcc-c++
 @USE_LIBMMS_TRUE@Requires: libmms >= 0.1
 @USE_OPENGL_TRUE@Requires: mesa-libGL
 @USE_WAVPACK_TRUE@Requires: wavpack-devel >= 4.32
+@USE_MYTHTV_TRUE@Requires: gmyth-0.1
 
 %description
 GStreamer is a streaming media framework, based on graphs of filters which
@@ -118,6 +119,7 @@ rm -rf $RPM_BUILD_ROOT
 @USE_MUSEPACK_TRUE@%{_libdir}/gstreamer-%{majorminor}/libgstmusepack.so
 @USE_GSM_TRUE@%{_libdir}/gstreamer-%{majorminor}/libgstgsm.so
 @USE_DTS_TRUE@%{_libdir}/gstreamer-%{majorminor}/libgstdtsdec.so
+@USE_MYTHTV_TRUE@%{_libdir}/gstreamer-%{majorminor}/libgstmythtvsrc.so
 
 %changelog
 * Fri Dec 15 2006 Thomas Vander Stichele <thomas at apestaart dot org>