diff options
Diffstat (limited to 'gst/debugutils/fpsdisplaysink.c')
| -rw-r--r-- | gst/debugutils/fpsdisplaysink.c | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/gst/debugutils/fpsdisplaysink.c b/gst/debugutils/fpsdisplaysink.c index ea6e8a295..89199b47b 100644 --- a/gst/debugutils/fpsdisplaysink.c +++ b/gst/debugutils/fpsdisplaysink.c @@ -46,9 +46,11 @@ #include "config.h" #endif +#include "debugutils-marshal.h" #include "fpsdisplaysink.h" #include <gst/interfaces/xoverlay.h> +#define DEFAULT_SIGNAL_FPS_MEASUREMENTS FALSE #define DEFAULT_FPS_UPDATE_INTERVAL_MS 500 /* 500 ms */ #define DEFAULT_FONT "Sans 20" @@ -64,13 +66,21 @@ GST_DEBUG_CATEGORY_STATIC (fps_display_sink_debug); enum { + /* FILL ME */ + SIGNAL_FPS_MEASUREMENTS, + LAST_SIGNAL +}; + +enum +{ ARG_0, ARG_SYNC, ARG_TEXT_OVERLAY, ARG_VIDEO_SINK, ARG_FPS_UPDATE_INTERVAL, ARG_MAX_FPS, - ARG_MIN_FPS + ARG_MIN_FPS, + ARG_SIGNAL_FPS_MEASUREMENTS /* FILL ME */ }; @@ -84,6 +94,8 @@ static void fps_display_sink_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); static void fps_display_sink_dispose (GObject * object); +static guint fpsdisplaysink_signals[LAST_SIGNAL] = { 0 }; + static void fps_display_sink_class_init (GstFPSDisplaySinkClass * klass) { @@ -120,17 +132,43 @@ fps_display_sink_class_init (GstFPSDisplaySinkClass * klass) " (in ms). Should be set on NULL state", 1, G_MAXINT, DEFAULT_FPS_UPDATE_INTERVAL_MS, G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE)); + g_object_class_install_property (gobject_klass, ARG_MAX_FPS, g_param_spec_double ("max-fps", "Max fps", "Maximum fps rate measured. Reset when going from NULL to READY." "-1 means no measurement has yet been done", -1, G_MAXDOUBLE, -1, G_PARAM_STATIC_STRINGS | G_PARAM_READABLE)); + g_object_class_install_property (gobject_klass, ARG_MIN_FPS, g_param_spec_double ("min-fps", "Min fps", "Minimum fps rate measured. Reset when going from NULL to READY." "-1 means no measurement has yet been done", -1, G_MAXDOUBLE, -1, G_PARAM_STATIC_STRINGS | G_PARAM_READABLE)); + g_object_class_install_property (gobject_klass, ARG_SIGNAL_FPS_MEASUREMENTS, + g_param_spec_boolean ("signal-fps-measurements", + "Signal fps measurements", + "If the fps-measurements signal should be emited.", + DEFAULT_SIGNAL_FPS_MEASUREMENTS, + G_PARAM_STATIC_STRINGS | G_PARAM_READABLE)); + + /** + * GstFPSDisplaySink::fps-measurements: + * @fpsdisplaysink: a #GstFPSDisplaySink + * @fps: The current measured fps + * @droprate: The rate at which buffers are being dropped + * @avgfps: The average fps + * + * Signals the application about the measured fps + * + * Since: 0.10.20 + */ + fpsdisplaysink_signals[SIGNAL_FPS_MEASUREMENTS] = + g_signal_new ("fps-measurements", G_TYPE_FROM_CLASS (klass), + G_SIGNAL_RUN_LAST, 0, NULL, NULL, + __gst_debugutils_marshal_VOID__DOUBLE_DOUBLE_DOUBLE, + G_TYPE_NONE, 3, G_TYPE_DOUBLE, G_TYPE_DOUBLE, G_TYPE_DOUBLE); + gstelement_klass->change_state = fps_display_sink_change_state; gst_element_class_add_pad_template (gstelement_klass, @@ -262,6 +300,7 @@ fps_display_sink_init (GstFPSDisplaySink * self, GstFPSDisplaySinkClass * g_class) { self->sync = FALSE; + self->signal_measurements = DEFAULT_SIGNAL_FPS_MEASUREMENTS; self->use_text_overlay = TRUE; self->fps_update_interval = DEFAULT_FPS_UPDATE_INTERVAL_MS; self->video_sink = NULL; @@ -307,6 +346,12 @@ display_current_fps (gpointer data) GST_DEBUG_OBJECT (self, "Updated min-fps to %f", rr); } + if (self->signal_measurements) { + g_signal_emit (G_OBJECT (self), + fpsdisplaysink_signals[SIGNAL_FPS_MEASUREMENTS], 0, rr, dr, + average_fps); + } + if (dr == 0.0) { g_snprintf (fps_message, 255, "current: %.2f\naverage: %.2f", rr, average_fps); @@ -462,6 +507,9 @@ fps_display_sink_set_property (GObject * object, guint prop_id, case ARG_FPS_UPDATE_INTERVAL: self->fps_update_interval = g_value_get_int (value); break; + case ARG_SIGNAL_FPS_MEASUREMENTS: + self->signal_measurements = g_value_get_boolean (value); + break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; @@ -493,6 +541,9 @@ fps_display_sink_get_property (GObject * object, guint prop_id, case ARG_MIN_FPS: g_value_set_double (value, self->min_fps); break; + case ARG_SIGNAL_FPS_MEASUREMENTS: + g_value_set_boolean (value, self->signal_measurements); + break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; |