mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-07-30 02:05:07 +00:00
time_tick works.
Original commit message from CVS: time_tick works. have_video_size works.
This commit is contained in:
Julien Moutte
parent
6077e73e63
commit
bacc26059b
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@ -220,6 +220,53 @@ gst_play_pipeline_setup (GstPlay *play)
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return TRUE;
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}
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static void
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gst_play_have_video_size (GstElement *element, gint width,
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gint height, GstPlay *play)
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{
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g_return_if_fail (play != NULL);
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g_return_if_fail (GST_IS_PLAY (play));
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g_signal_emit (G_OBJECT (play), gst_play_signals[HAVE_VIDEO_SIZE],
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0, width, height);
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}
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static gboolean
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gst_play_tick_callback (GstPlay *play)
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{
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GstClock *clock = NULL;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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clock = gst_bin_get_clock (GST_BIN (play));
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play->time_nanos = gst_clock_get_time (clock);
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g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
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0,play->time_nanos);
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return (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING);
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}
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static void
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gst_play_state_change (GstElement *element, GstElementState old,
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GstElementState state)
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{
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GstPlay *play;
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g_return_if_fail (element != NULL);
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g_return_if_fail (GST_IS_PLAY (element));
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play = GST_PLAY (element);
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if (state == GST_STATE_PLAYING)
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{
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g_timeout_add (200, (GSourceFunc) gst_play_tick_callback, play);
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}
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if (GST_ELEMENT_CLASS (parent_class)->state_change)
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GST_ELEMENT_CLASS (parent_class)->state_change (element, old, state);
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}
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/* =========================================== */
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/* */
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/* Interfaces */
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@ -323,11 +370,14 @@ static void
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gst_play_class_init (GstPlayClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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gobject_class->dispose = gst_play_dispose;
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element_class->state_change = gst_play_state_change;
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gst_play_signals[TIME_TICK] =
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g_signal_new ("time_tick", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GstPlayClass, time_tick), NULL, NULL,
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@ -511,7 +561,7 @@ gst_play_set_data_src (GstPlay *play, GstElement *data_src)
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gboolean
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gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
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{
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GstElement *video_thread, *old_video_sink, *video_scaler;
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GstElement *video_thread, *old_video_sink, *video_scaler, *video_sink_element;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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@ -540,6 +590,17 @@ gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
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g_hash_table_replace (play->elements, "video_sink", video_sink);
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video_sink_element = gst_play_get_sink_element (play, video_sink,
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GST_PLAY_SINK_TYPE_VIDEO);
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if (GST_IS_ELEMENT (video_sink_element))
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{
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g_hash_table_replace (play->elements, "video_sink_element",
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video_sink_element);
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g_signal_connect (G_OBJECT (video_sink_element), "have_video_size",
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G_CALLBACK (gst_play_have_video_size), play);
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}
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return TRUE;
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}
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@ -596,6 +657,125 @@ gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
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return TRUE;
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}
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/**
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* gst_play_get_sink_element:
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* @play: a #GstPlay.
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* @element: a #GstElement.
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* @sink_type: a #GstPlaySinkType.
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*
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* Searches recursively for a sink #GstElement with
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* type @sink_type in @element which is supposed to be a #GstBin.
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*
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* Returns: the sink #GstElement of @element.
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*/
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GstElement *
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gst_play_get_sink_element (GstPlay *play,
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GstElement *element, GstPlaySinkType sink_type)
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{
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GList *elements = NULL;
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const GList *pads = NULL;
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gboolean has_src, has_correct_type;
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g_return_val_if_fail (play != NULL, NULL);
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g_return_val_if_fail (element != NULL, NULL);
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g_return_val_if_fail (GST_IS_PLAY (play), NULL);
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g_return_val_if_fail (GST_IS_ELEMENT (element), NULL);
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if (!GST_IS_BIN (element))
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{
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/* since its not a bin, we'll presume this
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* element is a sink element */
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return element;
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}
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elements = (GList *) gst_bin_get_list (GST_BIN (element));
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/* traverse all elements looking for a src pad */
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while (elements)
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{
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element = GST_ELEMENT (elements->data);
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/* Recursivity :) */
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if (GST_IS_BIN (element))
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{
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element = gst_play_get_sink_element (play, element, sink_type);
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if (GST_IS_ELEMENT (element))
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{
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return element;
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}
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}
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else
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{
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pads = gst_element_get_pad_list (element);
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has_src = FALSE;
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has_correct_type = FALSE;
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while (pads)
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{
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/* check for src pad */
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if (GST_PAD_DIRECTION (GST_PAD (pads->data)) == GST_PAD_SRC)
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{
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has_src = TRUE;
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break;
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}
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else
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{
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/* If not a src pad checking caps */
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GstCaps *caps;
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caps = gst_pad_get_caps (GST_PAD (pads->data));
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while (caps)
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{
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gboolean has_video_cap = FALSE, has_audio_cap = FALSE;
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if (g_ascii_strcasecmp (gst_caps_get_mime (caps),
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"audio/x-raw-int") == 0)
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{
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has_audio_cap = TRUE;
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}
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if ((g_ascii_strcasecmp (gst_caps_get_mime (caps),
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"video/x-raw-yuv") == 0) ||
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(g_ascii_strcasecmp (gst_caps_get_mime (caps),
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"video/x-raw-rgb") == 0))
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{
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has_video_cap = TRUE;
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}
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switch (sink_type)
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{
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case GST_PLAY_SINK_TYPE_AUDIO:
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if (has_audio_cap)
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has_correct_type = TRUE;
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break;;
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case GST_PLAY_SINK_TYPE_VIDEO:
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if (has_video_cap)
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has_correct_type = TRUE;
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break;;
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case GST_PLAY_SINK_TYPE_ANY:
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if ((has_video_cap) || (has_audio_cap))
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has_correct_type = TRUE;
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break;;
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default:
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has_correct_type = FALSE;
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}
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caps = caps->next;
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}
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}
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pads = g_list_next (pads);
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}
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if ((!has_src) && (has_correct_type))
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{
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return element;
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}
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}
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elements = g_list_next (elements);
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}
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/* we didn't find a sink element */
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return NULL;
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}
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GstPlay *
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gst_play_new (void)
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{
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@ -29,6 +29,13 @@
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#define GST_IS_PLAY_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PLAY))
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#define GST_PLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_PLAY, GstPlayClass))
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typedef enum
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{
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GST_PLAY_SINK_TYPE_AUDIO,
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GST_PLAY_SINK_TYPE_VIDEO,
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GST_PLAY_SINK_TYPE_ANY,
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} GstPlaySinkType;
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typedef struct _GstPlay GstPlay;
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typedef struct _GstPlayClass GstPlayClass;
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@ -59,6 +66,9 @@ struct _GstPlayClass
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GType gst_play_get_type (void);
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GstPlay * gst_play_new (void);
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GstElement * gst_play_get_sink_element (GstPlay *play,
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GstElement *element,
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GstPlaySinkType sink_type);
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gboolean gst_play_set_data_src (GstPlay *play,
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GstElement *data_src);
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gboolean gst_play_set_video_sink (GstPlay *play,
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@ -220,6 +220,53 @@ gst_play_pipeline_setup (GstPlay *play)
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return TRUE;
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}
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static void
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gst_play_have_video_size (GstElement *element, gint width,
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gint height, GstPlay *play)
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{
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g_return_if_fail (play != NULL);
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g_return_if_fail (GST_IS_PLAY (play));
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g_signal_emit (G_OBJECT (play), gst_play_signals[HAVE_VIDEO_SIZE],
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0, width, height);
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}
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static gboolean
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gst_play_tick_callback (GstPlay *play)
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{
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GstClock *clock = NULL;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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clock = gst_bin_get_clock (GST_BIN (play));
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play->time_nanos = gst_clock_get_time (clock);
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g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
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0,play->time_nanos);
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return (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING);
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}
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static void
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gst_play_state_change (GstElement *element, GstElementState old,
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GstElementState state)
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{
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GstPlay *play;
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g_return_if_fail (element != NULL);
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g_return_if_fail (GST_IS_PLAY (element));
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play = GST_PLAY (element);
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if (state == GST_STATE_PLAYING)
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{
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g_timeout_add (200, (GSourceFunc) gst_play_tick_callback, play);
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}
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if (GST_ELEMENT_CLASS (parent_class)->state_change)
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GST_ELEMENT_CLASS (parent_class)->state_change (element, old, state);
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}
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/* =========================================== */
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/* */
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/* Interfaces */
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@ -323,11 +370,14 @@ static void
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gst_play_class_init (GstPlayClass *klass)
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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gobject_class->dispose = gst_play_dispose;
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element_class->state_change = gst_play_state_change;
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gst_play_signals[TIME_TICK] =
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g_signal_new ("time_tick", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
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G_STRUCT_OFFSET (GstPlayClass, time_tick), NULL, NULL,
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@ -511,7 +561,7 @@ gst_play_set_data_src (GstPlay *play, GstElement *data_src)
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gboolean
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gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
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{
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GstElement *video_thread, *old_video_sink, *video_scaler;
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GstElement *video_thread, *old_video_sink, *video_scaler, *video_sink_element;
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g_return_val_if_fail (play != NULL, FALSE);
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g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
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@ -540,6 +590,17 @@ gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
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g_hash_table_replace (play->elements, "video_sink", video_sink);
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video_sink_element = gst_play_get_sink_element (play, video_sink,
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GST_PLAY_SINK_TYPE_VIDEO);
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if (GST_IS_ELEMENT (video_sink_element))
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{
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g_hash_table_replace (play->elements, "video_sink_element",
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video_sink_element);
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g_signal_connect (G_OBJECT (video_sink_element), "have_video_size",
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G_CALLBACK (gst_play_have_video_size), play);
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}
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return TRUE;
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}
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@ -596,6 +657,125 @@ gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
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return TRUE;
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}
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/**
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* gst_play_get_sink_element:
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* @play: a #GstPlay.
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* @element: a #GstElement.
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* @sink_type: a #GstPlaySinkType.
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*
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* Searches recursively for a sink #GstElement with
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* type @sink_type in @element which is supposed to be a #GstBin.
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*
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* Returns: the sink #GstElement of @element.
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*/
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GstElement *
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gst_play_get_sink_element (GstPlay *play,
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GstElement *element, GstPlaySinkType sink_type)
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{
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GList *elements = NULL;
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const GList *pads = NULL;
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gboolean has_src, has_correct_type;
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g_return_val_if_fail (play != NULL, NULL);
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g_return_val_if_fail (element != NULL, NULL);
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g_return_val_if_fail (GST_IS_PLAY (play), NULL);
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g_return_val_if_fail (GST_IS_ELEMENT (element), NULL);
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if (!GST_IS_BIN (element))
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{
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/* since its not a bin, we'll presume this
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* element is a sink element */
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return element;
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}
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elements = (GList *) gst_bin_get_list (GST_BIN (element));
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/* traverse all elements looking for a src pad */
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while (elements)
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{
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element = GST_ELEMENT (elements->data);
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/* Recursivity :) */
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if (GST_IS_BIN (element))
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{
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element = gst_play_get_sink_element (play, element, sink_type);
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if (GST_IS_ELEMENT (element))
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{
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return element;
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}
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}
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else
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{
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pads = gst_element_get_pad_list (element);
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has_src = FALSE;
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has_correct_type = FALSE;
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while (pads)
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{
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/* check for src pad */
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if (GST_PAD_DIRECTION (GST_PAD (pads->data)) == GST_PAD_SRC)
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{
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has_src = TRUE;
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break;
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}
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else
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{
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/* If not a src pad checking caps */
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GstCaps *caps;
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caps = gst_pad_get_caps (GST_PAD (pads->data));
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while (caps)
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{
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gboolean has_video_cap = FALSE, has_audio_cap = FALSE;
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if (g_ascii_strcasecmp (gst_caps_get_mime (caps),
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"audio/x-raw-int") == 0)
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{
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has_audio_cap = TRUE;
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}
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if ((g_ascii_strcasecmp (gst_caps_get_mime (caps),
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"video/x-raw-yuv") == 0) ||
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(g_ascii_strcasecmp (gst_caps_get_mime (caps),
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"video/x-raw-rgb") == 0))
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{
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has_video_cap = TRUE;
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}
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switch (sink_type)
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{
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case GST_PLAY_SINK_TYPE_AUDIO:
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if (has_audio_cap)
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has_correct_type = TRUE;
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break;;
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case GST_PLAY_SINK_TYPE_VIDEO:
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if (has_video_cap)
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has_correct_type = TRUE;
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break;;
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case GST_PLAY_SINK_TYPE_ANY:
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if ((has_video_cap) || (has_audio_cap))
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has_correct_type = TRUE;
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break;;
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default:
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has_correct_type = FALSE;
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}
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caps = caps->next;
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}
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}
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pads = g_list_next (pads);
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}
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if ((!has_src) && (has_correct_type))
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{
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return element;
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}
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}
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elements = g_list_next (elements);
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||||
}
|
||||
/* we didn't find a sink element */
|
||||
return NULL;
|
||||
}
|
||||
|
||||
GstPlay *
|
||||
gst_play_new (void)
|
||||
{
|
||||
|
|
|
|||
|
|
@ -29,6 +29,13 @@
|
|||
#define GST_IS_PLAY_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_PLAY))
|
||||
#define GST_PLAY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_PLAY, GstPlayClass))
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GST_PLAY_SINK_TYPE_AUDIO,
|
||||
GST_PLAY_SINK_TYPE_VIDEO,
|
||||
GST_PLAY_SINK_TYPE_ANY,
|
||||
} GstPlaySinkType;
|
||||
|
||||
typedef struct _GstPlay GstPlay;
|
||||
typedef struct _GstPlayClass GstPlayClass;
|
||||
|
||||
|
|
@ -59,6 +66,9 @@ struct _GstPlayClass
|
|||
|
||||
GType gst_play_get_type (void);
|
||||
GstPlay * gst_play_new (void);
|
||||
GstElement * gst_play_get_sink_element (GstPlay *play,
|
||||
GstElement *element,
|
||||
GstPlaySinkType sink_type);
|
||||
gboolean gst_play_set_data_src (GstPlay *play,
|
||||
GstElement *data_src);
|
||||
gboolean gst_play_set_video_sink (GstPlay *play,
|
||||
|
|
|
|||
Loading…
Reference in a new issue