diff options
Diffstat (limited to 'gst-libs/gst/play/playpipelines.c')
| -rw-r--r-- | gst-libs/gst/play/playpipelines.c | 1085 |
1 files changed, 0 insertions, 1085 deletions
diff --git a/gst-libs/gst/play/playpipelines.c b/gst-libs/gst/play/playpipelines.c deleted file mode 100644 index f167754a..00000000 --- a/gst-libs/gst/play/playpipelines.c +++ /dev/null @@ -1,1085 +0,0 @@ -/* 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> - * 2003 Julien Moutte <julien@moutte.net> - * - * 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. - */ - -static gboolean -gst_play_default_set_data_src (GstPlay * play, - GstElement * datasrc, GstElement * parent) -{ - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (datasrc != NULL, FALSE); - g_return_val_if_fail (GST_IS_PLAY (play), FALSE); - g_return_val_if_fail (GST_IS_ELEMENT (datasrc), FALSE); - - if (GST_IS_ELEMENT (play->source)) - { - /* we need to remove the existing data - source before creating a new one */ - if (GST_IS_ELEMENT (play->autoplugger)) - { - gst_element_unlink (play->autoplugger, play->source); - } - gst_bin_remove (GST_BIN (parent), play->source); - } - - play->source = datasrc; - g_return_val_if_fail (play->source != NULL, FALSE); - - gst_bin_add (GST_BIN (parent), play->source); - if (GST_IS_ELEMENT (play->autoplugger)) - { - gst_element_link (play->autoplugger, play->source); - } - return TRUE; -} - -/* - * GST_PLAY_PIPE_AUDIO - * gnomevfssrc ! spider ! volume ! osssink - */ - -static gboolean -gst_play_audio_setup (GstPlay * play, GError ** error) -{ - - /* creating gst_bin */ - 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 elements */ - play->volume = gst_element_factory_make ("volume", "volume"); - if (!play->volume) - { - gst_play_error_plugin (GST_PLAY_ERROR_VOLUME, error); - return FALSE; - } - - /* creating fake audio_sink */ - play->audio_sink = gst_element_factory_make ("fakesink", "fake_audio"); - if (play->audio_sink == NULL) - { - gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error); - return FALSE; - } - - gst_bin_add_many (GST_BIN (play->pipeline), play->volume, - play->audio_sink, NULL); - - gst_element_link (play->volume, play->audio_sink); - - return TRUE; -} - -static gboolean -gst_play_simple_set_data_src (GstPlay * play, GstElement * datasrc) -{ - return gst_play_default_set_data_src (play, datasrc, play->pipeline); -} - -/* - * GST_PLAY_PIPE_AUDIO_THREADED - * { gnomevfssrc ! spider ! volume ! osssink } - */ - -static gboolean -gst_play_audiot_setup (GstPlay * play, GError ** error) -{ - g_return_val_if_fail (play != NULL, FALSE); - 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; - } - - /* creating fake audiosink */ - play->audio_sink = gst_element_factory_make ("fakesink", "fake_audio"); - if (play->audio_sink == NULL) - { - gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error); - return FALSE; - } - - gst_bin_add_many (GST_BIN (play->pipeline), play->volume, - play->audio_sink, NULL); - - gst_element_link (play->volume, play->audio_sink); - - return TRUE; -} - - -static gboolean -gst_play_audiot_set_audio (GstPlay * play, GstElement * audio_sink) -{ - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (audio_sink != NULL, FALSE); - 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_unlink (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_link (play->volume, play->audio_sink); - - play->audio_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_AUDIO); - - play->visualization_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_VIDEO); - - if (play->audio_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->audio_sink_element), "eos", - G_CALLBACK (callback_audio_sink_eos), play); - } - - return TRUE; -} - - -static gboolean -gst_play_audiot_set_auto (GstPlay * play, GstElement * autoplugger) -{ - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (autoplugger != NULL, FALSE); - 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_unlink (play->autoplugger, play->volume); - gst_element_unlink (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_link (play->source, play->autoplugger); - gst_element_link (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 (play != NULL, FALSE); - 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. */ - play->audio_sink = gst_element_factory_make ("fakesink", "play_audio"); - if (play->audio_sink == NULL) - { - gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error); - return FALSE; - } - - gst_bin_add_many (GST_BIN (audio_thread), audio_queue, play->volume, - play->audio_sink, NULL); - - gst_element_link_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); - - return TRUE; -} - - -static gboolean -gst_play_audioht_set_audio (GstPlay * play, GstElement * audio_sink) -{ - GstElement *audio_thread; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (audio_sink != NULL, FALSE); - 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_unlink (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_link (play->volume, play->audio_sink); - - play->audio_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_AUDIO); - - play->visualization_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_VIDEO); - - if (play->audio_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->audio_sink_element), "eos", - G_CALLBACK (callback_audio_sink_eos), play); - } - - return TRUE; -} - - -static gboolean -gst_play_audioht_set_auto (GstPlay * play, GstElement * autoplugger) -{ - GstElement *audio_thread; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (autoplugger != NULL, FALSE); - 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_unlink (play->autoplugger, audio_thread); - gst_element_unlink (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_link (play->source, play->autoplugger); - gst_element_link (play->autoplugger, audio_thread); - return TRUE; -} - -/* - * GST_PLAY_PIPE_VIDEO - * { gnomevfssrc ! spider ! { queue ! volume ! (audiosink) } - * 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 (play != NULL, FALSE); - 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); - - /* adding all that stuff to bin */ - gst_bin_add_many (GST_BIN (audio_bin), audio_queue, play->volume, - play->audio_sink, NULL); - gst_element_link_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_link_many (video_queue, colorspace, play->video_sink, NULL); - - 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_data_src (GstPlay * play, GstElement * datasrc) -{ - GstElement *work_thread; - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (datasrc != NULL, FALSE); - g_return_val_if_fail (GST_IS_PLAY (play), FALSE); - g_return_val_if_fail (GST_IS_ELEMENT (datasrc), FALSE); - - work_thread = g_hash_table_lookup (play->other_elements, "work_thread"); - return gst_play_default_set_data_src (play, datasrc, work_thread); -} - -static gboolean -gst_play_video_set_auto (GstPlay * play, GstElement * autoplugger) -{ - - GstElement *audio_bin, *video_bin, *work_thread; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (autoplugger != NULL, FALSE); - 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_unlink (play->autoplugger, audio_bin); - gst_element_unlink (play->autoplugger, play->source); - gst_element_unlink (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_link (play->source, play->autoplugger); - gst_element_link (play->autoplugger, audio_bin); - gst_element_link (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 (play != NULL, FALSE); - g_return_val_if_fail (video_sink != NULL, FALSE); - 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_unlink (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_link (video_mate, play->video_sink); - - play->video_sink_element = gst_play_get_sink_element (play, - video_sink, - GST_PLAY_SINK_TYPE_VIDEO); - - if (play->video_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->video_sink_element), - "have_video_out", - G_CALLBACK (callback_video_have_video_out), 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 (play != NULL, FALSE); - g_return_val_if_fail (audio_sink != NULL, FALSE); - 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_unlink (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_link (play->volume, play->audio_sink); - - play->audio_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_AUDIO); - - play->visualization_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_VIDEO); - - if (play->audio_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->audio_sink_element), "eos", - G_CALLBACK (callback_audio_sink_eos), play); - } - - return TRUE; -} - -/* - * GST_PLAY_PIPE_VIDEO_VISUALISATION - * { gnomevfssrc ! spider ! { queue ! volume ! (audiosink) } - * spider0.src2 ! { queue ! colorspace ! (videosink) } } - */ - -static gboolean -gst_play_video_vis_setup (GstPlay * play, GError ** error) -{ - - GstElement *work_thread, *tee_element; - GstPad *tee_vis_pad, *tee_audio_pad; - GstPad *audio_sink_pad, *vis_video_thread_pad; - GstElement *vis_video_thread; - GstElement *audio_queue, *audio_sink; - GstElement *vis_colorspace, *vis_video_queue, *vis_video_sink; - GstElement *video_queue, *video_bin, *colorspace; - - g_return_val_if_fail (play != NULL, FALSE); - 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); - - /* BEGIN VIS STUFF */ - - /* Creating here the audio vis bin */ - - play->audio_sink = gst_thread_new ("audio_thread"); - if (!play->audio_sink) - { - gst_play_error_plugin (GST_PLAY_ERROR_THREAD, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, "audio_bin", play->audio_sink); - - 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); - - play->volume = gst_element_factory_make ("volume", "audio_volume"); - if (!play->volume) - { - gst_play_error_plugin (GST_PLAY_ERROR_VOLUME, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, "audio_volume", play->volume); - - tee_element = gst_element_factory_make ("tee", "audio_tee"); - g_return_val_if_fail (GST_IS_ELEMENT (tee_element), FALSE); - g_hash_table_insert (play->other_elements, "vis_tee", play->audio_sink); - - tee_vis_pad = gst_element_get_request_pad (tee_element, "src%d"); - tee_audio_pad = gst_element_get_request_pad (tee_element, "src%d"); - g_hash_table_insert (play->other_elements, "tee_vis_pad", tee_vis_pad); - g_hash_table_insert (play->other_elements, "tee_audio_pad", tee_audio_pad); - - audio_sink = gst_element_factory_make ("fakesink", "audio_sink"); - if (!audio_sink) - { - gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, "audio_sink", audio_sink); - - audio_sink_pad = gst_element_get_pad (audio_sink, "sink"); - g_hash_table_insert (play->other_elements, - "audio_sink_pad", audio_sink_pad); - - play->audio_sink_element = NULL; - - - gst_bin_add_many (GST_BIN (play->audio_sink), - audio_queue, play->volume, tee_element, audio_sink, NULL); - gst_element_link_many (audio_queue, play->volume, tee_element, NULL); - - gst_pad_link (tee_audio_pad, audio_sink_pad); - - gst_element_add_ghost_pad (play->audio_sink, - gst_element_get_pad (audio_queue, "sink"), - "sink"); - - /* Creating video part of the visualization bin - { queue ! (visualization) ! colorspace ! (videosink) } - */ - - vis_video_thread = gst_thread_new ("vis_video_thread"); - if (!vis_video_thread) - { - gst_play_error_plugin (GST_PLAY_ERROR_THREAD, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, - "vis_video_thread", vis_video_thread); - - vis_video_queue = gst_element_factory_make ("queue", "vis_video_queue"); - if (!vis_video_queue) - { - gst_play_error_plugin (GST_PLAY_ERROR_QUEUE, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, - "vis_video_queue", vis_video_queue); - - vis_colorspace = gst_element_factory_make ("colorspace", "vis_colorspace"); - if (!vis_colorspace) - { - gst_play_error_plugin (GST_PLAY_ERROR_COLORSPACE, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, - "vis_colorspace", vis_colorspace); - - vis_video_sink = gst_element_factory_make ("fakesink", "vis_video_sink"); - if (!vis_video_sink) - { - gst_play_error_plugin (GST_PLAY_ERROR_FAKESINK, error); - return FALSE; - } - g_hash_table_insert (play->other_elements, - "vis_video_sink", vis_video_sink); - play->video_sink_element = NULL; - - gst_bin_add_many (GST_BIN (vis_video_thread), vis_video_queue, - vis_colorspace, vis_video_sink, NULL); - - - vis_video_thread_pad = gst_element_add_ghost_pad (vis_video_thread, - gst_element_get_pad - (vis_video_queue, "sink"), - "sink"); - - g_hash_table_insert (play->other_elements, - "vis_video_thread_pad", vis_video_thread_pad); - - gst_bin_add (GST_BIN (play->audio_sink), vis_video_thread); - - /* END VIS STUFF */ - - gst_bin_add (GST_BIN (work_thread), play->audio_sink); - - /* 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_thread"); - 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_link_many (video_queue, colorspace, play->video_sink, NULL); - - 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_vis_set_audio (GstPlay * play, GstElement * audio_sink) -{ - GstElement *audio_bin, *vis_audio_sink; - GstPad *audio_sink_pad, *tee_audio_pad; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (audio_sink != NULL, FALSE); - 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"); - vis_audio_sink = g_hash_table_lookup (play->other_elements, "audio_sink"); - audio_sink_pad = g_hash_table_lookup (play->other_elements, - "audio_sink_pad"); - tee_audio_pad = g_hash_table_lookup (play->other_elements, "tee_audio_pad"); - - if ((vis_audio_sink) && GST_IS_ELEMENT (vis_audio_sink)) - { - gst_pad_unlink (tee_audio_pad, audio_sink_pad); - gst_bin_remove (GST_BIN (audio_bin), vis_audio_sink); - } - - gst_bin_add (GST_BIN (audio_bin), audio_sink); - - audio_sink_pad = gst_element_get_pad (audio_sink, "sink"); - - gst_pad_link (tee_audio_pad, audio_sink_pad); - - g_hash_table_replace (play->other_elements, "audio_sink", audio_sink); - - g_hash_table_replace (play->other_elements, - "audio_sink_pad", audio_sink_pad); - - play->audio_sink_element = gst_play_get_sink_element (play, - audio_sink, - GST_PLAY_SINK_TYPE_AUDIO); - - if (play->audio_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->audio_sink_element), "eos", - G_CALLBACK (callback_audio_sink_eos), play); - } - - return TRUE; -} - -static gboolean -gst_play_video_vis_set_video (GstPlay * play, GstElement * video_sink) -{ - GstElement *video_mate, *video_bin; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (video_sink != NULL, FALSE); - 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_unlink (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_link (video_mate, play->video_sink); - - play->video_sink_element = gst_play_get_sink_element (play, - video_sink, - GST_PLAY_SINK_TYPE_VIDEO); - - if (play->video_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->video_sink_element), - "have_video_out", - G_CALLBACK (callback_video_have_video_out), 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; -} - -/** - * gst_play_set_visualization_video_sink: - * @play: a #GstPlay. - * @video_sink: a #GstElement. - * - * Set @video_sink as the visualization video sink element of @play. - * - * Returns: TRUE if call succeeded. - */ -gboolean -gst_play_set_visualization_video_sink (GstPlay * play, - GstElement * video_sink) -{ - GstElement *video_mate, *video_bin, *vis_video_sink; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (video_sink != NULL, FALSE); - 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, "vis_video_thread"); - video_mate = g_hash_table_lookup (play->other_elements, "vis_colorspace"); - vis_video_sink = g_hash_table_lookup (play->other_elements, - "vis_video_sink"); - - if (vis_video_sink) - { - gst_element_unlink (video_mate, vis_video_sink); - gst_bin_remove (GST_BIN (video_bin), vis_video_sink); - } - - gst_bin_add (GST_BIN (video_bin), video_sink); - gst_element_link (video_mate, video_sink); - - g_hash_table_replace (play->other_elements, "vis_video_sink", video_sink); - - play->visualization_sink_element = gst_play_get_sink_element (play, - video_sink, - GST_PLAY_SINK_TYPE_VIDEO); - - if (play->visualization_sink_element != NULL) - { - g_signal_connect (G_OBJECT (play->visualization_sink_element), - "have_video_out", - G_CALLBACK (callback_video_have_vis_video_out), play); - g_signal_connect (G_OBJECT (play->visualization_sink_element), - "have_size", - G_CALLBACK (callback_video_have_vis_size), play); - g_object_set (G_OBJECT (play->visualization_sink_element), - "need_new_window", TRUE, "toplevel", FALSE, NULL); - } - return TRUE; -} - -/** - * gst_play_set_visualization_element: - * @play: a #GstPlay. - * @element: a #GstElement. - * - * Set @video_sink as the video sink element of @play. - * - * Returns: TRUE if call succeeded. - */ -gboolean -gst_play_set_visualization_element (GstPlay * play, GstElement * element) -{ - GstElement *video_queue, *video_colorspace; - GstElement *vis_element, *vis_video_bin; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (element != NULL, FALSE); - g_return_val_if_fail (GST_IS_PLAY (play), FALSE); - g_return_val_if_fail (GST_IS_ELEMENT (element), FALSE); - - vis_video_bin = g_hash_table_lookup (play->other_elements, - "vis_video_thread"); - video_queue = g_hash_table_lookup (play->other_elements, "vis_video_queue"); - video_colorspace = g_hash_table_lookup (play->other_elements, - "vis_colorspace"); - vis_element = g_hash_table_lookup (play->other_elements, "vis_element"); - if (vis_element) - { - gst_element_unlink (video_queue, vis_element); - gst_element_unlink (vis_element, video_colorspace); - gst_bin_remove (GST_BIN (vis_video_bin), vis_element); - } - - gst_bin_add (GST_BIN (vis_video_bin), element); - gst_element_link_many (video_queue, element, video_colorspace, NULL); - - g_hash_table_replace (play->other_elements, "vis_element", element); - - return TRUE; -} - -/** - * gst_play_connect_visualization: - * @play: a #GstPlay. - * @connect: a #gboolean indicating wether or not - * visualization should be connected. - * - * Connect or disconnect visualization bin in @play. - * - * Returns: TRUE if call succeeded. - */ -gboolean -gst_play_connect_visualization (GstPlay * play, gboolean connect) -{ - GstPad *tee_vis_pad, *vis_video_thread_pad; - GstElement *vis_video_thread; - gboolean connected = FALSE, was_playing = FALSE; - - g_return_val_if_fail (play != NULL, FALSE); - g_return_val_if_fail (GST_IS_PLAY (play), FALSE); - - tee_vis_pad = g_hash_table_lookup (play->other_elements, "tee_vis_pad"); - vis_video_thread_pad = g_hash_table_lookup (play->other_elements, - "vis_video_thread_pad"); - vis_video_thread = g_hash_table_lookup (play->other_elements, - "vis_video_thread"); - - /* If pipeline was playing we pause it and note that */ - if (gst_element_get_state (play->pipeline) == GST_STATE_PLAYING) - { - gst_element_set_state (play->pipeline, GST_STATE_PAUSED); - was_playing = TRUE; - } - - if (gst_pad_get_peer (vis_video_thread_pad) != NULL) - connected = TRUE; - else - connected = FALSE; - - if ((connect) && (!connected)) - { - gst_pad_link (tee_vis_pad, vis_video_thread_pad); - } - else if ((!connect) && (connected)) - { - gst_pad_unlink (tee_vis_pad, vis_video_thread_pad); - } - - /* Restore playing state if needed */ - if (GST_IS_ELEMENT (vis_video_thread) && - GST_IS_ELEMENT (play->pipeline) && - was_playing) - { - gst_element_set_state (play->pipeline, GST_STATE_PLAYING); - } - - return TRUE; -} - -/* modelines */ -/* vim:set ts=8:sw=8:noet */ |