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-rw-r--r--gst-libs/gst/play/playpipelines.c752
1 files changed, 752 insertions, 0 deletions
diff --git a/gst-libs/gst/play/playpipelines.c b/gst-libs/gst/play/playpipelines.c
new file mode 100644
index 00000000..8cc8c314
--- /dev/null
+++ b/gst-libs/gst/play/playpipelines.c
@@ -0,0 +1,752 @@
+/* GStreamer
+ * Copyright (C) 1999,2000,2001,2002 Erik Walthinsen <omega@cse.ogi.edu>
+ * 2000,2001,2002 Wim Taymans <wtay@chello.be>
+ * 2002 Steve Baker <steve@stevebaker.org>
+ *
+ * playpipelines.c: Set up pipelines for playback
+ *
+ * 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.
+ */
+
+/*
+ * GST_PLAY_PIPE_AUDIO_THREADED
+ * { gnomevfssrc ! spider ! volume ! osssink }
+ */
+
+static gboolean
+gst_play_audiot_setup (GstPlay *play, GError **error)
+{
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+
+ /* creating gst_thread */
+ play->pipeline = gst_thread_new ("main_pipeline");
+ g_return_val_if_fail (GST_IS_THREAD (play->pipeline), FALSE);
+
+ /* create source element */
+ play->source = gst_element_factory_make ("gnomevfssrc", "source");
+ if (!play->source)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_GNOMEVFSSRC, error);
+ return FALSE;
+ }
+
+ /* Adding element to bin */
+ gst_bin_add (GST_BIN (play->pipeline), play->source);
+
+ /* create audio elements */
+ play->volume = gst_element_factory_make ("volume", "volume");
+ if (!play->volume)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_VOLUME, error);
+ return FALSE;
+ }
+
+ /* create audiosink.
+ FIXME : Should use gconf to choose the right one */
+ play->audio_sink = gst_element_factory_make ("osssink", "play_audio");
+ if (!play->audio_sink)
+ g_warning ("You need the osssink element to use this program.");
+
+ g_object_set (
+ G_OBJECT (play->audio_sink),
+ "fragment", 0x00180008, NULL);
+
+ g_signal_connect (
+ G_OBJECT (play->audio_sink), "eos",
+ G_CALLBACK (callback_audio_sink_eos), play);
+
+ gst_bin_add_many (
+ GST_BIN (play->pipeline), play->volume,
+ play->audio_sink, NULL);
+
+ gst_element_connect (play->volume, play->audio_sink);
+
+ gst_bin_set_pre_iterate_function(
+ GST_BIN (play->pipeline),
+ (GstBinPrePostIterateFunction) callback_bin_pre_iterate,
+ play->audio_bin_mutex);
+
+ gst_bin_set_post_iterate_function(
+ GST_BIN (play->pipeline),
+ (GstBinPrePostIterateFunction) callback_bin_post_iterate,
+ play->audio_bin_mutex);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_audiot_set_audio (GstPlay *play, GstElement *audio_sink)
+{
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (audio_sink), FALSE);
+
+ if (play->audio_sink)
+ {
+ gst_element_disconnect (play->volume, play->audio_sink);
+ gst_bin_remove (GST_BIN (play->pipeline), play->audio_sink);
+ }
+
+ play->audio_sink = audio_sink;
+ gst_bin_add (GST_BIN (play->pipeline), play->audio_sink);
+ gst_element_connect (play->volume, play->audio_sink);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_audiot_set_auto (GstPlay *play, GstElement *autoplugger)
+{
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (autoplugger), FALSE);
+
+ if (play->autoplugger){
+ /* we need to remove the existing autoplugger before creating a new one */
+ gst_element_disconnect (play->autoplugger, play->volume);
+ gst_element_disconnect (play->autoplugger, play->source);
+ gst_bin_remove (GST_BIN (play->pipeline), play->autoplugger);
+ }
+
+ play->autoplugger = autoplugger;
+ g_return_val_if_fail (play->autoplugger != NULL, FALSE);
+
+ gst_bin_add (GST_BIN (play->pipeline), play->autoplugger);
+ gst_element_connect (play->source, play->autoplugger);
+ gst_element_connect (play->autoplugger, play->volume);
+ return TRUE;
+}
+
+/*
+ * GST_PLAY_PIPE_AUDIO_HYPER_THREADED
+ * { gnomevfssrc ! spider ! { queue ! volume ! osssink } }
+ */
+
+static gboolean
+gst_play_audioht_setup (GstPlay *play, GError **error)
+{
+ GstElement *audio_thread, *audio_queue;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+
+/*
+ play->pipeline = gst_thread_new ("main_pipeline");
+ g_return_val_if_fail (GST_IS_THREAD (play->pipeline), FALSE);
+*/
+
+ /* creating pipeline */
+ play->pipeline = gst_pipeline_new ("main_pipeline");
+ g_return_val_if_fail (GST_IS_PIPELINE (play->pipeline), FALSE);
+
+ /* create source element */
+ play->source = gst_element_factory_make ("gnomevfssrc", "source");
+ if (!play->source)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_GNOMEVFSSRC, error);
+ return FALSE;
+ }
+
+ /* Adding element to bin */
+ gst_bin_add (GST_BIN (play->pipeline), play->source);
+
+ /* create audio thread */
+ audio_thread = gst_thread_new ("audio_thread");
+ g_return_val_if_fail (GST_IS_THREAD (audio_thread), FALSE);
+
+ g_hash_table_insert(play->other_elements, "audio_thread", audio_thread);
+
+ /* create audio queue */
+ audio_queue = gst_element_factory_make ("queue", "audio_queue");
+ if (!audio_queue)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_QUEUE, error);
+ return FALSE;
+ }
+
+ g_hash_table_insert(play->other_elements, "audio_queue", audio_queue);
+
+ /* create source element */
+ play->volume = gst_element_factory_make ("volume", "volume");
+ if (!play->volume)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_VOLUME, error);
+ return FALSE;
+ }
+
+ /* create audiosink.
+ FIXME : Should use gconf to choose the right one */
+ play->audio_sink = gst_element_factory_make ("osssink", "play_audio");
+ if (!play->audio_sink)
+ g_warning ("You need the osssink element to use this program.\n");
+
+ g_object_set (G_OBJECT (play->audio_sink), "fragment", 0x00180008, NULL);
+
+ g_signal_connect (G_OBJECT (play->audio_sink), "eos",
+ G_CALLBACK (callback_audio_sink_eos), play);
+
+ gst_bin_add_many (
+ GST_BIN (audio_thread), audio_queue, play->volume,
+ play->audio_sink, NULL);
+
+ gst_element_connect_many (audio_queue, play->volume, play->audio_sink);
+
+ gst_element_add_ghost_pad (
+ audio_thread, gst_element_get_pad (audio_queue, "sink"),
+ "sink");
+
+ gst_bin_add (GST_BIN (play->pipeline), audio_thread);
+
+ gst_bin_set_pre_iterate_function(
+ GST_BIN (audio_thread),
+ (GstBinPrePostIterateFunction) callback_bin_pre_iterate,
+ play->audio_bin_mutex);
+
+ gst_bin_set_post_iterate_function(
+ GST_BIN (audio_thread),
+ (GstBinPrePostIterateFunction) callback_bin_post_iterate,
+ play->audio_bin_mutex);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_audioht_set_audio (GstPlay *play, GstElement *audio_sink)
+{
+ GstElement *audio_thread;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (audio_sink), FALSE);
+
+ audio_thread = g_hash_table_lookup(play->other_elements, "audio_thread");
+
+ if (play->audio_sink)
+ {
+ gst_element_disconnect (play->volume, play->audio_sink);
+ gst_bin_remove (GST_BIN (audio_thread), play->audio_sink);
+ }
+
+ play->audio_sink = audio_sink;
+ gst_bin_add (GST_BIN (audio_thread), play->audio_sink);
+ gst_element_connect (play->volume, play->audio_sink);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_audioht_set_auto (GstPlay *play, GstElement *autoplugger)
+{
+ GstElement *audio_thread;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (autoplugger), FALSE);
+
+ audio_thread = g_hash_table_lookup(play->other_elements, "audio_thread");
+
+ if (play->autoplugger){
+ /* we need to remove the existing autoplugger before creating a new one */
+ gst_element_disconnect (play->autoplugger, audio_thread);
+ gst_element_disconnect (play->autoplugger, play->source);
+ gst_bin_remove (GST_BIN (play->pipeline), play->autoplugger);
+ }
+
+ play->autoplugger = autoplugger;
+ g_return_val_if_fail (play->autoplugger != NULL, FALSE);
+
+ gst_bin_add (GST_BIN (play->pipeline), play->autoplugger);
+ gst_element_connect (play->source, play->autoplugger);
+ gst_element_connect (play->autoplugger, audio_thread);
+ return TRUE;
+}
+
+/*
+ * GST_PLAY_PIPE_VIDEO
+ * { gnomevfssrc ! spider ! { queue ! volume ! osssink }
+ * spider0.src2 ! { queue ! colorspace ! (videosink) } }
+ */
+
+static gboolean
+gst_play_video_setup (GstPlay *play, GError **error)
+{
+ GstElement *audio_bin, *audio_queue;
+ GstElement *video_queue, *video_bin;
+ GstElement *work_thread, *colorspace;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+
+ /* creating pipeline */
+ play->pipeline = gst_pipeline_new ("main_pipeline");
+ g_return_val_if_fail (GST_IS_PIPELINE (play->pipeline), FALSE);
+
+ /* creating work thread */
+ work_thread = gst_thread_new ("work_thread");
+ g_return_val_if_fail (GST_IS_THREAD (work_thread), FALSE);
+ g_hash_table_insert(play->other_elements, "work_thread", work_thread);
+
+ gst_bin_add (GST_BIN (play->pipeline), work_thread);
+
+ /* create source element */
+ play->source = gst_element_factory_make ("gnomevfssrc", "source");
+ if (!play->source)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_GNOMEVFSSRC, error);
+ return FALSE;
+ }
+ gst_bin_add (GST_BIN (work_thread), play->source);
+
+ /* creating volume element */
+ play->volume = gst_element_factory_make ("volume", "volume");
+ if (!play->volume)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_VOLUME, error);
+ return FALSE;
+ }
+
+ /* creating audio_sink element */
+ play->audio_sink = gst_element_factory_make ("fakesink", "fake_audio");
+ if (!play->audio_sink)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error);
+ return FALSE;
+ }
+ play->audio_sink_element = NULL;
+
+ /* creating audio_queue element */
+ audio_queue = gst_element_factory_make ("queue", "audio_queue");
+ if (!audio_queue)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_QUEUE, error);
+ return FALSE;
+ }
+ g_hash_table_insert (play->other_elements, "audio_queue", audio_queue);
+
+ /* creating audio thread */
+ audio_bin = gst_thread_new ("audio_bin");
+ if (!audio_bin)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_THREAD, error);
+ return FALSE;
+ }
+ g_hash_table_insert (play->other_elements, "audio_bin", audio_bin);
+
+ /* setting up iterate functions */
+ gst_bin_set_pre_iterate_function (
+ GST_BIN (audio_bin),
+ (GstBinPrePostIterateFunction) callback_bin_pre_iterate,
+ play->audio_bin_mutex);
+ gst_bin_set_post_iterate_function (
+ GST_BIN (audio_bin),
+ (GstBinPrePostIterateFunction) callback_bin_post_iterate,
+ play->audio_bin_mutex);
+
+ /* adding all that stuff to bin */
+ gst_bin_add_many (
+ GST_BIN (audio_bin), audio_queue, play->volume,
+ play->audio_sink, NULL);
+ gst_element_connect_many (audio_queue, play->volume,
+ play->audio_sink, NULL);
+
+ gst_element_add_ghost_pad (
+ audio_bin,
+ gst_element_get_pad (audio_queue, "sink"),
+ "sink");
+
+ gst_bin_add (GST_BIN (work_thread), audio_bin);
+
+ /* create video elements */
+ play->video_sink = gst_element_factory_make ("fakesink", "fake_show");
+ if (!play->video_sink)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error);
+ return FALSE;
+ }
+ play->video_sink_element = NULL;
+
+ video_queue = gst_element_factory_make ("queue", "video_queue");
+ if (!video_queue)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_QUEUE, error);
+ return FALSE;
+ }
+ g_hash_table_insert (play->other_elements, "video_queue", video_queue);
+
+ colorspace = gst_element_factory_make ("colorspace", "colorspace");
+ if (!colorspace)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_COLORSPACE, error);
+ return FALSE;
+ }
+ g_hash_table_insert (play->other_elements, "colorspace", colorspace);
+
+ video_bin = gst_thread_new ("video_bin");
+ if (!video_bin)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_THREAD, error);
+ return FALSE;
+ }
+ g_hash_table_insert (play->other_elements, "video_bin", video_bin);
+
+ /* adding all that stuff to bin */
+ gst_bin_add_many (GST_BIN (video_bin), video_queue, colorspace,
+ play->video_sink, NULL);
+
+ gst_element_connect_many (video_queue, colorspace,
+ play->video_sink, NULL);
+
+ /* setting up iterate functions */
+ gst_bin_set_pre_iterate_function (
+ GST_BIN (video_bin),
+ (GstBinPrePostIterateFunction) callback_bin_pre_iterate,
+ play->video_bin_mutex);
+ gst_bin_set_post_iterate_function (
+ GST_BIN (video_bin),
+ (GstBinPrePostIterateFunction) callback_bin_post_iterate,
+ play->video_bin_mutex);
+
+ gst_element_add_ghost_pad (
+ video_bin, gst_element_get_pad (video_queue, "sink"),
+ "sink");
+
+ gst_bin_add (GST_BIN (work_thread), video_bin);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_video_set_auto (GstPlay *play, GstElement *autoplugger){
+
+ GstElement *audio_bin, *video_bin, *work_thread;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (autoplugger), FALSE);
+
+ audio_bin = g_hash_table_lookup(play->other_elements, "audio_bin");
+ video_bin = g_hash_table_lookup(play->other_elements, "video_bin");
+ work_thread = g_hash_table_lookup(play->other_elements, "work_thread");
+
+ if (play->autoplugger){
+ /* we need to remove the existing autoplugger before creating a new one */
+ gst_element_disconnect (play->autoplugger, audio_bin);
+ gst_element_disconnect (play->autoplugger, play->source);
+ gst_element_disconnect (play->autoplugger, video_bin);
+
+ gst_bin_remove (GST_BIN (work_thread), play->autoplugger);
+ }
+
+ play->autoplugger = autoplugger;
+ g_return_val_if_fail (play->autoplugger != NULL, FALSE);
+
+ gst_bin_add (GST_BIN (work_thread), play->autoplugger);
+ gst_element_connect (play->source, play->autoplugger);
+ gst_element_connect (play->autoplugger, audio_bin);
+ gst_element_connect (play->autoplugger, video_bin);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_video_set_video (GstPlay *play, GstElement *video_sink)
+{
+ GstElement *video_mate, *video_bin;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (video_sink), FALSE);
+
+ video_bin = g_hash_table_lookup(play->other_elements, "video_bin");
+ video_mate = g_hash_table_lookup(play->other_elements, "colorspace");
+
+ if (play->video_sink){
+ gst_element_disconnect (video_mate, play->video_sink);
+ gst_bin_remove (GST_BIN (video_bin), play->video_sink);
+ }
+ play->video_sink = video_sink;
+ gst_bin_add (GST_BIN (video_bin), play->video_sink);
+ gst_element_connect (video_mate, play->video_sink);
+
+ play->video_sink_element = gst_play_get_sink_element (play, video_sink);
+
+ if (play->video_sink_element != NULL){
+ g_signal_connect (G_OBJECT (play->video_sink_element), "have_xid",
+ G_CALLBACK (callback_video_have_xid), play);
+ g_signal_connect (G_OBJECT (play->video_sink_element), "have_size",
+ G_CALLBACK (callback_video_have_size), play);
+ g_object_set(G_OBJECT(play->video_sink_element), "need_new_window", TRUE, "toplevel", FALSE, NULL);
+ }
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_video_set_audio (GstPlay *play, GstElement *audio_sink)
+{
+ GstElement *audio_bin;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (audio_sink), FALSE);
+
+ audio_bin = g_hash_table_lookup(play->other_elements, "audio_bin");
+
+ if (play->audio_sink)
+ {
+ gst_element_disconnect (play->volume, play->audio_sink);
+ gst_bin_remove (GST_BIN (audio_bin), play->audio_sink);
+ }
+
+ play->audio_sink = audio_sink;
+ gst_bin_add (GST_BIN (audio_bin), play->audio_sink);
+ gst_element_connect (play->volume, play->audio_sink);
+
+ play->audio_sink_element = gst_play_get_sink_element (play, audio_sink);
+
+ if (play->audio_sink_element != NULL){
+ g_signal_connect (G_OBJECT (play->audio_sink), "eos",
+ G_CALLBACK (callback_audio_sink_eos), play);
+ }
+
+ return TRUE;
+}
+
+/*
+ * GST_PLAY_PIPE_VIDEO_THREADSAFE
+ * { gnomevfssrc ! spider ! { queue ! volume ! osssink } }
+ * spider0.src2 ! queue ! videosink
+ * (note that the xvideosink is not contained by a thread)
+ */
+
+static gboolean
+gst_play_videots_setup (GstPlay *play, GError **error)
+{
+ GstElement *audio_bin, *audio_queue, *video_queue, *auto_identity, *work_thread;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+
+ /* creating pipeline */
+ play->pipeline = gst_pipeline_new ("main_pipeline");
+ g_return_val_if_fail (GST_IS_PIPELINE (play->pipeline), FALSE);
+
+ /* creating work thread */
+ work_thread = gst_thread_new ("work_thread");
+ g_return_val_if_fail (GST_IS_THREAD (work_thread), FALSE);
+ g_hash_table_insert(play->other_elements, "work_thread", work_thread);
+
+ gst_bin_add (GST_BIN (play->pipeline), work_thread);
+
+ /* create source element */
+ play->source = gst_element_factory_make ("gnomevfssrc", "source");
+ if (!play->source)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_GNOMEVFSSRC, error);
+ return FALSE;
+ }
+ gst_bin_add (GST_BIN (work_thread), play->source);
+
+ auto_identity = gst_element_factory_make ("identity", "auto_identity");
+ g_return_val_if_fail (auto_identity != NULL, FALSE);
+ g_hash_table_insert(play->other_elements, "auto_identity", auto_identity);
+
+ gst_bin_add (GST_BIN (work_thread), auto_identity);
+ gst_element_add_ghost_pad (work_thread,
+ gst_element_get_pad (auto_identity, "src"),
+ "src");
+
+ /* create volume elements */
+ play->volume = gst_element_factory_make ("volume", "volume");
+ if (!play->volume)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_VOLUME, error);
+ return FALSE;
+ }
+
+ /* create audiosink.
+ FIXME : Should use gconf to choose the right one */
+ play->audio_sink = gst_element_factory_make ("osssink", "play_audio");
+ if (!play->audio_sink)
+ g_warning ("You need the osssink element to use this program.\n");
+
+ g_object_set (G_OBJECT (play->audio_sink), "fragment", 0x00180008, NULL);
+ g_signal_connect (
+ G_OBJECT (play->audio_sink), "eos",
+ G_CALLBACK (callback_audio_sink_eos), play);
+
+ audio_queue = gst_element_factory_make ("queue", "audio_queue");
+ if (!audio_queue)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_QUEUE, error);
+ return FALSE;
+ }
+ g_hash_table_insert(play->other_elements, "audio_queue", audio_queue);
+
+ audio_bin = gst_thread_new ("audio_bin");
+ if (!audio_bin)
+ {
+ gst_play_error_plugin (GST_PLAY_ERROR_THREAD, error);
+ return FALSE;
+ }
+ g_hash_table_insert(play->other_elements, "audio_bin", audio_bin);
+
+ gst_bin_set_pre_iterate_function(
+ GST_BIN (audio_bin),
+ (GstBinPrePostIterateFunction) callback_bin_pre_iterate,
+ play->audio_bin_mutex);
+
+ gst_bin_set_post_iterate_function(
+ GST_BIN (audio_bin),
+ (GstBinPrePostIterateFunction) callback_bin_post_iterate,
+ play->audio_bin_mutex);
+
+ gst_bin_add_many (
+ GST_BIN (audio_bin), audio_queue,
+ play->volume, play->audio_sink, NULL);
+
+ gst_element_connect_many (
+ audio_queue, play->volume,
+ play->audio_sink, NULL);
+
+ gst_element_add_ghost_pad (
+ audio_bin,
+ gst_element_get_pad (audio_queue, "sink"),
+ "sink");
+
+ gst_bin_add (GST_BIN (work_thread), audio_bin);
+
+ /* create video elements */
+ play->video_sink = gst_element_factory_make ("xvideosink", "show");
+
+ g_object_set (G_OBJECT (play->video_sink), "toplevel", FALSE, NULL);
+
+ g_signal_connect (
+ G_OBJECT (play->video_sink), "have_xid",
+ G_CALLBACK (callback_video_have_xid), play);
+
+ g_signal_connect (
+ G_OBJECT (play->video_sink), "have_size",
+ G_CALLBACK (callback_video_have_size), play);
+
+ g_return_val_if_fail (play->video_sink != NULL, FALSE);
+
+ video_queue = gst_element_factory_make ("queue", "video_queue");
+ g_return_val_if_fail (video_queue != NULL, FALSE);
+ g_hash_table_insert(play->other_elements, "video_queue", video_queue);
+ g_object_set (G_OBJECT (video_queue), "block_timeout", 1000, NULL);
+
+ gst_bin_add_many (
+ GST_BIN (play->pipeline), video_queue,
+ play->video_sink, NULL);
+
+ gst_element_connect (video_queue, play->video_sink);
+
+ gst_bin_set_pre_iterate_function(
+ GST_BIN (play->pipeline),
+ (GstBinPrePostIterateFunction) callback_bin_pre_iterate,
+ play->video_bin_mutex);
+
+ gst_bin_set_post_iterate_function(
+ GST_BIN (play->pipeline),
+ (GstBinPrePostIterateFunction) callback_bin_post_iterate,
+ play->video_bin_mutex);
+
+ gst_element_connect (work_thread, video_queue);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_videots_set_auto (GstPlay *play, GstElement *autoplugger){
+
+ GstElement *audio_bin, *auto_identity, *work_thread;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (autoplugger), FALSE);
+
+ audio_bin = g_hash_table_lookup(play->other_elements, "audio_bin");
+ auto_identity = g_hash_table_lookup(play->other_elements, "auto_identity");
+ work_thread = g_hash_table_lookup(play->other_elements, "work_thread");
+
+ if (play->autoplugger){
+ /* we need to remove the existing autoplugger before creating a new one */
+ gst_element_disconnect (play->autoplugger, audio_bin);
+ gst_element_disconnect (play->autoplugger, play->source);
+ gst_element_disconnect (play->autoplugger, auto_identity);
+
+ gst_bin_remove (GST_BIN (work_thread), play->autoplugger);
+ }
+
+ play->autoplugger = autoplugger;
+ g_return_val_if_fail (play->autoplugger != NULL, FALSE);
+
+ gst_bin_add (GST_BIN (work_thread), play->autoplugger);
+ gst_element_connect (play->source, play->autoplugger);
+ gst_element_connect (play->autoplugger, audio_bin);
+ gst_element_connect (play->autoplugger, auto_identity);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_videots_set_video (GstPlay *play, GstElement *video_sink)
+{
+ GstElement *video_mate;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (video_sink), FALSE);
+
+ video_mate = g_hash_table_lookup(play->other_elements, "video_queue");
+
+ if (play->video_sink){
+ gst_element_disconnect (video_mate, play->video_sink);
+ gst_bin_remove (GST_BIN (play->pipeline), play->video_sink);
+ }
+ play->video_sink = video_sink;
+ gst_bin_add (GST_BIN (play->pipeline), play->video_sink);
+ gst_element_connect (video_mate, play->video_sink);
+
+ return TRUE;
+}
+
+
+static gboolean
+gst_play_videots_set_audio (GstPlay *play, GstElement *audio_sink)
+{
+ GstElement *audio_bin;
+
+ g_return_val_if_fail (GST_IS_PLAY(play), FALSE);
+ g_return_val_if_fail (GST_IS_ELEMENT (audio_sink), FALSE);
+
+ audio_bin = g_hash_table_lookup(play->other_elements, "audio_bin");
+
+ if (play->audio_sink)
+ {
+ gst_element_disconnect (play->volume, play->audio_sink);
+ gst_bin_remove (GST_BIN (audio_bin), play->audio_sink);
+ }
+
+ play->audio_sink = audio_sink;
+ gst_bin_add (GST_BIN (audio_bin), play->audio_sink);
+ gst_element_connect (play->volume, play->audio_sink);
+
+
+ return TRUE;
+}
+
+/* modelines */
+/* vim:set ts=8:sw=8:noet */