Updating with my local repository. It already plays video with sound :) Great !

Original commit message from CVS:
Updating with my local repository. It already plays video with sound :) Great !
This commit is contained in:
Julien Moutte 2003-12-07 17:56:10 +00:00
parent 004b2bb86e
commit 3c61eeca84
4 changed files with 476 additions and 10 deletions

View file

@ -49,9 +49,10 @@ static gboolean
gst_play_pipeline_setup (GstPlay *play) gst_play_pipeline_setup (GstPlay *play)
{ {
GstElement *work_thread, *video_thread; GstElement *work_thread, *video_thread;
GstElement *source, *autoplugger;
GstElement *video_queue, *video_colorspace, *video_scaler, *video_sink; GstElement *video_queue, *video_colorspace, *video_scaler, *video_sink;
GstElement *audio_thread, *audio_queue, *audio_volume, *audio_sink; GstElement *audio_thread, *audio_queue, *audio_volume, *audio_sink;
GstElement *audio_tee, *vis_thread, *vis_queue; GstElement *audio_tee, *vis_thread, *vis_queue, *vis_element;
GstPad *audio_tee_pad1, *audio_tee_pad2, *vis_thread_pad, *audio_sink_pad; GstPad *audio_tee_pad1, *audio_tee_pad2, *vis_thread_pad, *audio_sink_pad;
g_return_val_if_fail (play != NULL, FALSE); g_return_val_if_fail (play != NULL, FALSE);
@ -64,6 +65,22 @@ gst_play_pipeline_setup (GstPlay *play)
g_hash_table_insert (play->elements, "work_thread", work_thread); g_hash_table_insert (play->elements, "work_thread", work_thread);
gst_bin_add (GST_BIN (play), work_thread); gst_bin_add (GST_BIN (play), work_thread);
/* Placeholder for the source and autoplugger { fakesrc ! spider } */
source = gst_element_factory_make ("fakesrc", "source");
if (!GST_IS_ELEMENT (source))
return FALSE;
g_hash_table_insert (play->elements, "source", source);
autoplugger = gst_element_factory_make ("spider", "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
g_hash_table_insert (play->elements, "autoplugger", autoplugger);
gst_bin_add_many (GST_BIN (work_thread), source, autoplugger, NULL);
gst_element_link (source, autoplugger);
/* Creating our video output bin /* Creating our video output bin
{ queue ! colorspace ! videoscale ! fakesink } */ { queue ! colorspace ! videoscale ! fakesink } */
video_thread = gst_thread_new ("video_thread"); video_thread = gst_thread_new ("video_thread");
@ -113,6 +130,9 @@ gst_play_pipeline_setup (GstPlay *play)
gst_element_get_pad (video_queue, "sink"), gst_element_get_pad (video_queue, "sink"),
"sink"); "sink");
/* Connecting video output to autoplugger */
gst_element_link (autoplugger, video_thread);
/* Creating our audio output bin /* Creating our audio output bin
{ queue ! volume ! tee ! { queue ! goom } ! fakesink } */ { queue ! volume ! tee ! { queue ! goom } ! fakesink } */
audio_thread = gst_thread_new ("audio_thread"); audio_thread = gst_thread_new ("audio_thread");
@ -170,8 +190,15 @@ gst_play_pipeline_setup (GstPlay *play)
g_hash_table_insert (play->elements, "vis_queue", vis_queue); g_hash_table_insert (play->elements, "vis_queue", vis_queue);
/* Adding, Ghosting in visualization */ vis_element = gst_element_factory_make ("identity", "vis_element");
gst_bin_add (GST_BIN (vis_thread), vis_queue); if (!GST_IS_ELEMENT (vis_element))
return FALSE;
g_hash_table_insert (play->elements, "vis_element", vis_element);
/* Adding, Linking, Ghosting in visualization */
gst_bin_add_many (GST_BIN (vis_thread), vis_queue, vis_element, NULL);
gst_element_link (vis_queue, vis_element);
vis_thread_pad = gst_element_add_ghost_pad (vis_thread, vis_thread_pad = gst_element_add_ghost_pad (vis_thread,
gst_element_get_pad (vis_queue, "sink"), gst_element_get_pad (vis_queue, "sink"),
"sink"); "sink");
@ -182,11 +209,14 @@ gst_play_pipeline_setup (GstPlay *play)
gst_element_link_many (audio_queue, audio_volume, audio_tee, NULL); gst_element_link_many (audio_queue, audio_volume, audio_tee, NULL);
gst_pad_link (audio_tee_pad1, audio_sink_pad); gst_pad_link (audio_tee_pad1, audio_sink_pad);
gst_bin_add_many (GST_BIN (audio_thread), audio_queue, audio_volume, gst_bin_add_many (GST_BIN (audio_thread), audio_queue, audio_volume,
audio_tee, vis_thread, audio_sink); audio_tee, vis_thread, audio_sink, NULL);
gst_element_add_ghost_pad (audio_thread, gst_element_add_ghost_pad (audio_thread,
gst_element_get_pad (audio_queue, "sink"), gst_element_get_pad (audio_queue, "sink"),
"sink"); "sink");
/* Connecting audio output to autoplugger */
gst_element_link (autoplugger, audio_thread);
return TRUE; return TRUE;
} }
@ -281,7 +311,10 @@ static void
gst_play_init (GstPlay *play) gst_play_init (GstPlay *play)
{ {
play->location = NULL; play->location = NULL;
play->length_nanos = 0;
play->time_nanos = 0;
play->elements = g_hash_table_new (g_str_hash, g_str_equal); play->elements = g_hash_table_new (g_str_hash, g_str_equal);
if (!gst_play_pipeline_setup (play)) if (!gst_play_pipeline_setup (play))
g_warning ("libgstplay: failed initializing pipeline"); g_warning ("libgstplay: failed initializing pipeline");
} }
@ -330,6 +363,8 @@ gst_play_class_init (GstPlayClass *klass)
gboolean gboolean
gst_play_set_location (GstPlay *play, const char *location) gst_play_set_location (GstPlay *play, const char *location)
{ {
GstElement *work_thread, *source, *autoplugger, *video_thread, *audio_thread;
g_return_val_if_fail (play != NULL, FALSE); g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE); g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
@ -341,6 +376,49 @@ gst_play_set_location (GstPlay *play, const char *location)
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY) if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY); gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
work_thread = g_hash_table_lookup (play->elements, "work_thread");
if (!GST_IS_THREAD (work_thread))
return FALSE;
video_thread = g_hash_table_lookup (play->elements, "video_thread");
if (!GST_IS_THREAD (video_thread))
return FALSE;
audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
if (!GST_IS_THREAD (audio_thread))
return FALSE;
source = g_hash_table_lookup (play->elements, "source");
if (!GST_IS_ELEMENT (source))
return FALSE;
autoplugger = g_hash_table_lookup (play->elements, "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
/* Spider can autoplugg only once. We remove the actual one and put a new
autoplugger */
gst_element_unlink (source, autoplugger);
gst_element_unlink (autoplugger, video_thread);
gst_element_unlink (autoplugger, audio_thread);
gst_bin_remove (GST_BIN (work_thread), autoplugger);
autoplugger = gst_element_factory_make ("spider", "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
gst_bin_add (GST_BIN (work_thread), autoplugger);
gst_element_link (source, autoplugger);
gst_element_link (autoplugger, video_thread);
gst_element_link (autoplugger, audio_thread);
g_hash_table_replace (play->elements, "autoplugger", autoplugger);
/* FIXME: Why don't we have an interface to do that kind of stuff ? */
g_object_set (G_OBJECT (source), "location", play->location, NULL);
play->length_nanos = 0LL;
play->time_nanos = 0LL;
g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH], 0, 0LL);
g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK], 0, 0LL);
return TRUE; return TRUE;
} }
@ -376,6 +454,156 @@ gst_play_seek_to_time (GstPlay * play, gint64 time_nanos)
return TRUE; return TRUE;
} }
/**
* gst_play_set_data_src:
* @play: a #GstPlay.
* @data_src: a #GstElement.
*
* Set @data_src as the source element of @play.
*
* Returns: TRUE if call succeeded.
*/
gboolean
gst_play_set_data_src (GstPlay *play, GstElement *data_src)
{
GstElement *work_thread, *old_data_src, *autoplugger;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
/* We bring back the pipeline to READY */
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* Getting needed objects */
work_thread = g_hash_table_lookup (play->elements, "work_thread");
if (!GST_IS_THREAD (work_thread))
return FALSE;
old_data_src = g_hash_table_lookup (play->elements, "source");
if (!GST_IS_ELEMENT (old_data_src))
return FALSE;
autoplugger = g_hash_table_lookup (play->elements, "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
/* Unlinking old source from autoplugger, removing it from pipeline, adding
the new one and connecting it to autoplugger FIXME: we should put a new
autoplugger here as spider can autoplugg only once */
gst_element_unlink (old_data_src, autoplugger);
gst_bin_remove (GST_BIN (work_thread), old_data_src);
gst_bin_add (GST_BIN (work_thread), data_src);
gst_element_link (data_src, autoplugger);
g_hash_table_replace (play->elements, "source", data_src);
return TRUE;
}
/**
* gst_play_set_video_sink:
* @play: a #GstPlay.
* @video_sink: a #GstElement.
*
* Set @video_sink as the video sink element of @play.
*
* Returns: TRUE if call succeeded.
*/
gboolean
gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
{
GstElement *video_thread, *old_video_sink, *video_scaler;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
/* We bring back the pipeline to READY */
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* Getting needed objects */
video_thread = g_hash_table_lookup (play->elements, "video_thread");
if (!GST_IS_THREAD (video_thread))
return FALSE;
old_video_sink = g_hash_table_lookup (play->elements, "video_sink");
if (!GST_IS_ELEMENT (old_video_sink))
return FALSE;
video_scaler = g_hash_table_lookup (play->elements, "video_scaler");
if (!GST_IS_ELEMENT (video_scaler))
return FALSE;
/* Unlinking old video sink from video scaler, removing it from pipeline,
adding the new one and linking it */
gst_element_unlink (video_scaler, old_video_sink);
gst_bin_remove (GST_BIN (video_thread), old_video_sink);
gst_bin_add (GST_BIN (video_thread), video_sink);
gst_element_link (video_scaler, video_sink);
g_hash_table_replace (play->elements, "video_sink", video_sink);
return TRUE;
}
/**
* gst_play_set_audio_sink:
* @play: a #GstPlay.
* @audio_sink: a #GstElement.
*
* Set @audio_sink as the audio sink element of @play.
*
* Returns: TRUE if call succeeded.
*/
gboolean
gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
{
GstElement *old_audio_sink, *audio_thread;
GstPad *audio_tee_pad1, *audio_sink_pad, *old_audio_sink_pad;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
/* We bring back the pipeline to READY */
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* Getting needed objects */
old_audio_sink = g_hash_table_lookup (play->elements, "audio_sink");
if (!GST_IS_ELEMENT (old_audio_sink))
return FALSE;
old_audio_sink_pad = g_hash_table_lookup (play->elements,
"audio_sink_pad");
if (!GST_IS_PAD (old_audio_sink_pad))
return FALSE;
audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
if (!GST_IS_THREAD (audio_thread))
return FALSE;
audio_tee_pad1 = g_hash_table_lookup (play->elements, "audio_tee_pad1");
if (!GST_IS_PAD (audio_tee_pad1))
return FALSE;
audio_sink_pad = gst_element_get_pad (audio_sink, "sink");
if (!GST_IS_PAD (audio_sink_pad))
return FALSE;
/* Unlinking old audiosink, removing it from pipeline, putting the new one
and linking it */
gst_pad_unlink (audio_tee_pad1, old_audio_sink_pad);
gst_bin_remove (GST_BIN (audio_thread), old_audio_sink);
gst_bin_add (GST_BIN (audio_thread), audio_sink);
gst_pad_link (audio_tee_pad1, audio_sink_pad);
g_hash_table_replace (play->elements, "audio_sink", audio_sink);
g_hash_table_replace (play->elements, "audio_sink_pad", audio_sink_pad);
return TRUE;
}
GstPlay *
gst_play_new (void)
{
GstPlay *play = g_object_new (GST_TYPE_PLAY, NULL);
return play;
}
/* =========================================== */ /* =========================================== */
/* */ /* */
/* Object typing & Creation */ /* Object typing & Creation */

View file

@ -40,6 +40,9 @@ struct _GstPlay
GHashTable *elements; GHashTable *elements;
gint64 time_nanos;
gint64 length_nanos;
GST_OBJECT_PADDING GST_OBJECT_PADDING
}; };
@ -55,7 +58,9 @@ struct _GstPlayClass
}; };
GType gst_play_get_type (void); GType gst_play_get_type (void);
GstPlay * gst_play_new (void);
gboolean gst_play_set_data_src (GstPlay *play,
GstElement *data_src);
gboolean gst_play_set_video_sink (GstPlay *play, gboolean gst_play_set_video_sink (GstPlay *play,
GstElement *video_sink); GstElement *video_sink);
gboolean gst_play_set_audio_sink (GstPlay *play, gboolean gst_play_set_audio_sink (GstPlay *play,

View file

@ -49,9 +49,10 @@ static gboolean
gst_play_pipeline_setup (GstPlay *play) gst_play_pipeline_setup (GstPlay *play)
{ {
GstElement *work_thread, *video_thread; GstElement *work_thread, *video_thread;
GstElement *source, *autoplugger;
GstElement *video_queue, *video_colorspace, *video_scaler, *video_sink; GstElement *video_queue, *video_colorspace, *video_scaler, *video_sink;
GstElement *audio_thread, *audio_queue, *audio_volume, *audio_sink; GstElement *audio_thread, *audio_queue, *audio_volume, *audio_sink;
GstElement *audio_tee, *vis_thread, *vis_queue; GstElement *audio_tee, *vis_thread, *vis_queue, *vis_element;
GstPad *audio_tee_pad1, *audio_tee_pad2, *vis_thread_pad, *audio_sink_pad; GstPad *audio_tee_pad1, *audio_tee_pad2, *vis_thread_pad, *audio_sink_pad;
g_return_val_if_fail (play != NULL, FALSE); g_return_val_if_fail (play != NULL, FALSE);
@ -64,6 +65,22 @@ gst_play_pipeline_setup (GstPlay *play)
g_hash_table_insert (play->elements, "work_thread", work_thread); g_hash_table_insert (play->elements, "work_thread", work_thread);
gst_bin_add (GST_BIN (play), work_thread); gst_bin_add (GST_BIN (play), work_thread);
/* Placeholder for the source and autoplugger { fakesrc ! spider } */
source = gst_element_factory_make ("fakesrc", "source");
if (!GST_IS_ELEMENT (source))
return FALSE;
g_hash_table_insert (play->elements, "source", source);
autoplugger = gst_element_factory_make ("spider", "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
g_hash_table_insert (play->elements, "autoplugger", autoplugger);
gst_bin_add_many (GST_BIN (work_thread), source, autoplugger, NULL);
gst_element_link (source, autoplugger);
/* Creating our video output bin /* Creating our video output bin
{ queue ! colorspace ! videoscale ! fakesink } */ { queue ! colorspace ! videoscale ! fakesink } */
video_thread = gst_thread_new ("video_thread"); video_thread = gst_thread_new ("video_thread");
@ -113,6 +130,9 @@ gst_play_pipeline_setup (GstPlay *play)
gst_element_get_pad (video_queue, "sink"), gst_element_get_pad (video_queue, "sink"),
"sink"); "sink");
/* Connecting video output to autoplugger */
gst_element_link (autoplugger, video_thread);
/* Creating our audio output bin /* Creating our audio output bin
{ queue ! volume ! tee ! { queue ! goom } ! fakesink } */ { queue ! volume ! tee ! { queue ! goom } ! fakesink } */
audio_thread = gst_thread_new ("audio_thread"); audio_thread = gst_thread_new ("audio_thread");
@ -170,8 +190,15 @@ gst_play_pipeline_setup (GstPlay *play)
g_hash_table_insert (play->elements, "vis_queue", vis_queue); g_hash_table_insert (play->elements, "vis_queue", vis_queue);
/* Adding, Ghosting in visualization */ vis_element = gst_element_factory_make ("identity", "vis_element");
gst_bin_add (GST_BIN (vis_thread), vis_queue); if (!GST_IS_ELEMENT (vis_element))
return FALSE;
g_hash_table_insert (play->elements, "vis_element", vis_element);
/* Adding, Linking, Ghosting in visualization */
gst_bin_add_many (GST_BIN (vis_thread), vis_queue, vis_element, NULL);
gst_element_link (vis_queue, vis_element);
vis_thread_pad = gst_element_add_ghost_pad (vis_thread, vis_thread_pad = gst_element_add_ghost_pad (vis_thread,
gst_element_get_pad (vis_queue, "sink"), gst_element_get_pad (vis_queue, "sink"),
"sink"); "sink");
@ -182,11 +209,14 @@ gst_play_pipeline_setup (GstPlay *play)
gst_element_link_many (audio_queue, audio_volume, audio_tee, NULL); gst_element_link_many (audio_queue, audio_volume, audio_tee, NULL);
gst_pad_link (audio_tee_pad1, audio_sink_pad); gst_pad_link (audio_tee_pad1, audio_sink_pad);
gst_bin_add_many (GST_BIN (audio_thread), audio_queue, audio_volume, gst_bin_add_many (GST_BIN (audio_thread), audio_queue, audio_volume,
audio_tee, vis_thread, audio_sink); audio_tee, vis_thread, audio_sink, NULL);
gst_element_add_ghost_pad (audio_thread, gst_element_add_ghost_pad (audio_thread,
gst_element_get_pad (audio_queue, "sink"), gst_element_get_pad (audio_queue, "sink"),
"sink"); "sink");
/* Connecting audio output to autoplugger */
gst_element_link (autoplugger, audio_thread);
return TRUE; return TRUE;
} }
@ -281,7 +311,10 @@ static void
gst_play_init (GstPlay *play) gst_play_init (GstPlay *play)
{ {
play->location = NULL; play->location = NULL;
play->length_nanos = 0;
play->time_nanos = 0;
play->elements = g_hash_table_new (g_str_hash, g_str_equal); play->elements = g_hash_table_new (g_str_hash, g_str_equal);
if (!gst_play_pipeline_setup (play)) if (!gst_play_pipeline_setup (play))
g_warning ("libgstplay: failed initializing pipeline"); g_warning ("libgstplay: failed initializing pipeline");
} }
@ -330,6 +363,8 @@ gst_play_class_init (GstPlayClass *klass)
gboolean gboolean
gst_play_set_location (GstPlay *play, const char *location) gst_play_set_location (GstPlay *play, const char *location)
{ {
GstElement *work_thread, *source, *autoplugger, *video_thread, *audio_thread;
g_return_val_if_fail (play != NULL, FALSE); g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE); g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
@ -341,6 +376,49 @@ gst_play_set_location (GstPlay *play, const char *location)
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY) if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY); gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
work_thread = g_hash_table_lookup (play->elements, "work_thread");
if (!GST_IS_THREAD (work_thread))
return FALSE;
video_thread = g_hash_table_lookup (play->elements, "video_thread");
if (!GST_IS_THREAD (video_thread))
return FALSE;
audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
if (!GST_IS_THREAD (audio_thread))
return FALSE;
source = g_hash_table_lookup (play->elements, "source");
if (!GST_IS_ELEMENT (source))
return FALSE;
autoplugger = g_hash_table_lookup (play->elements, "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
/* Spider can autoplugg only once. We remove the actual one and put a new
autoplugger */
gst_element_unlink (source, autoplugger);
gst_element_unlink (autoplugger, video_thread);
gst_element_unlink (autoplugger, audio_thread);
gst_bin_remove (GST_BIN (work_thread), autoplugger);
autoplugger = gst_element_factory_make ("spider", "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
gst_bin_add (GST_BIN (work_thread), autoplugger);
gst_element_link (source, autoplugger);
gst_element_link (autoplugger, video_thread);
gst_element_link (autoplugger, audio_thread);
g_hash_table_replace (play->elements, "autoplugger", autoplugger);
/* FIXME: Why don't we have an interface to do that kind of stuff ? */
g_object_set (G_OBJECT (source), "location", play->location, NULL);
play->length_nanos = 0LL;
play->time_nanos = 0LL;
g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH], 0, 0LL);
g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK], 0, 0LL);
return TRUE; return TRUE;
} }
@ -376,6 +454,156 @@ gst_play_seek_to_time (GstPlay * play, gint64 time_nanos)
return TRUE; return TRUE;
} }
/**
* gst_play_set_data_src:
* @play: a #GstPlay.
* @data_src: a #GstElement.
*
* Set @data_src as the source element of @play.
*
* Returns: TRUE if call succeeded.
*/
gboolean
gst_play_set_data_src (GstPlay *play, GstElement *data_src)
{
GstElement *work_thread, *old_data_src, *autoplugger;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
/* We bring back the pipeline to READY */
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* Getting needed objects */
work_thread = g_hash_table_lookup (play->elements, "work_thread");
if (!GST_IS_THREAD (work_thread))
return FALSE;
old_data_src = g_hash_table_lookup (play->elements, "source");
if (!GST_IS_ELEMENT (old_data_src))
return FALSE;
autoplugger = g_hash_table_lookup (play->elements, "autoplugger");
if (!GST_IS_ELEMENT (autoplugger))
return FALSE;
/* Unlinking old source from autoplugger, removing it from pipeline, adding
the new one and connecting it to autoplugger FIXME: we should put a new
autoplugger here as spider can autoplugg only once */
gst_element_unlink (old_data_src, autoplugger);
gst_bin_remove (GST_BIN (work_thread), old_data_src);
gst_bin_add (GST_BIN (work_thread), data_src);
gst_element_link (data_src, autoplugger);
g_hash_table_replace (play->elements, "source", data_src);
return TRUE;
}
/**
* gst_play_set_video_sink:
* @play: a #GstPlay.
* @video_sink: a #GstElement.
*
* Set @video_sink as the video sink element of @play.
*
* Returns: TRUE if call succeeded.
*/
gboolean
gst_play_set_video_sink (GstPlay *play, GstElement *video_sink)
{
GstElement *video_thread, *old_video_sink, *video_scaler;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
/* We bring back the pipeline to READY */
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* Getting needed objects */
video_thread = g_hash_table_lookup (play->elements, "video_thread");
if (!GST_IS_THREAD (video_thread))
return FALSE;
old_video_sink = g_hash_table_lookup (play->elements, "video_sink");
if (!GST_IS_ELEMENT (old_video_sink))
return FALSE;
video_scaler = g_hash_table_lookup (play->elements, "video_scaler");
if (!GST_IS_ELEMENT (video_scaler))
return FALSE;
/* Unlinking old video sink from video scaler, removing it from pipeline,
adding the new one and linking it */
gst_element_unlink (video_scaler, old_video_sink);
gst_bin_remove (GST_BIN (video_thread), old_video_sink);
gst_bin_add (GST_BIN (video_thread), video_sink);
gst_element_link (video_scaler, video_sink);
g_hash_table_replace (play->elements, "video_sink", video_sink);
return TRUE;
}
/**
* gst_play_set_audio_sink:
* @play: a #GstPlay.
* @audio_sink: a #GstElement.
*
* Set @audio_sink as the audio sink element of @play.
*
* Returns: TRUE if call succeeded.
*/
gboolean
gst_play_set_audio_sink (GstPlay *play, GstElement *audio_sink)
{
GstElement *old_audio_sink, *audio_thread;
GstPad *audio_tee_pad1, *audio_sink_pad, *old_audio_sink_pad;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
/* We bring back the pipeline to READY */
if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY)
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* Getting needed objects */
old_audio_sink = g_hash_table_lookup (play->elements, "audio_sink");
if (!GST_IS_ELEMENT (old_audio_sink))
return FALSE;
old_audio_sink_pad = g_hash_table_lookup (play->elements,
"audio_sink_pad");
if (!GST_IS_PAD (old_audio_sink_pad))
return FALSE;
audio_thread = g_hash_table_lookup (play->elements, "audio_thread");
if (!GST_IS_THREAD (audio_thread))
return FALSE;
audio_tee_pad1 = g_hash_table_lookup (play->elements, "audio_tee_pad1");
if (!GST_IS_PAD (audio_tee_pad1))
return FALSE;
audio_sink_pad = gst_element_get_pad (audio_sink, "sink");
if (!GST_IS_PAD (audio_sink_pad))
return FALSE;
/* Unlinking old audiosink, removing it from pipeline, putting the new one
and linking it */
gst_pad_unlink (audio_tee_pad1, old_audio_sink_pad);
gst_bin_remove (GST_BIN (audio_thread), old_audio_sink);
gst_bin_add (GST_BIN (audio_thread), audio_sink);
gst_pad_link (audio_tee_pad1, audio_sink_pad);
g_hash_table_replace (play->elements, "audio_sink", audio_sink);
g_hash_table_replace (play->elements, "audio_sink_pad", audio_sink_pad);
return TRUE;
}
GstPlay *
gst_play_new (void)
{
GstPlay *play = g_object_new (GST_TYPE_PLAY, NULL);
return play;
}
/* =========================================== */ /* =========================================== */
/* */ /* */
/* Object typing & Creation */ /* Object typing & Creation */

View file

@ -40,6 +40,9 @@ struct _GstPlay
GHashTable *elements; GHashTable *elements;
gint64 time_nanos;
gint64 length_nanos;
GST_OBJECT_PADDING GST_OBJECT_PADDING
}; };
@ -55,7 +58,9 @@ struct _GstPlayClass
}; };
GType gst_play_get_type (void); GType gst_play_get_type (void);
GstPlay * gst_play_new (void);
gboolean gst_play_set_data_src (GstPlay *play,
GstElement *data_src);
gboolean gst_play_set_video_sink (GstPlay *play, gboolean gst_play_set_video_sink (GstPlay *play,
GstElement *video_sink); GstElement *video_sink);
gboolean gst_play_set_audio_sink (GstPlay *play, gboolean gst_play_set_audio_sink (GstPlay *play,