mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 05:38:58 +00:00
Original commit message from CVS: * ext/ogg/gstoggdemux.c: (gst_ogg_pad_typefind): * gst/playback/decodetest.c: (new_decoded_pad_cb): * gst/playback/gstdecodebin.c: (gst_decode_bin_init), (try_to_link_1), (elem_is_dynamic), (close_link), (type_found), (cleanup_decodebin): * gst/playback/gstdecodebin2.c: (gst_decode_bin_init), (connect_element), (gst_decode_group_control_demuxer_pad): * gst/playback/gstplaybasebin.c: (queue_remove_probe), (queue_out_of_data), (gen_preroll_element), (preroll_unlinked), (mute_group_type): * gst/playback/gstplaybin.c: (gst_play_bin_vis_blocked), (gst_play_bin_set_property), (handoff), (gen_video_element), (gen_text_element), (gen_audio_element), (gen_vis_element), (remove_sinks), (add_sink), (setup_sinks): * gst/playback/gstplaybin2.c: (pad_added_cb), (no_more_pads_cb): * gst/playback/gstplaysink.c: (gst_play_sink_get_video_sink), (gst_play_sink_get_audio_sink), (gst_play_sink_vis_unblocked), (gst_play_sink_vis_blocked), (gst_play_sink_set_vis_plugin), (gst_play_sink_get_vis_plugin), (gst_play_sink_set_mute), (gen_video_chain), (gen_text_chain), (gen_audio_chain), (gen_vis_chain), (gst_play_sink_reconfigure), (gst_play_sink_set_font_desc), (gst_play_sink_get_font_desc), (gst_play_sink_request_pad): * gst/playback/gsturidecodebin.c: (type_found), (setup_source): * gst/playback/test.c: (gen_video_element), (gen_audio_element), (cb_newpad): * gst/playback/test6.c: (new_decoded_pad_cb): * tests/check/elements/audioconvert.c: (GST_START_TEST): * tests/check/elements/audiorate.c: (test_injector_chain), (do_perfect_stream_test): * tests/check/elements/ffmpegcolorspace.c: (GST_START_TEST): * tests/check/elements/gdpdepay.c: (GST_START_TEST): * tests/check/elements/gnomevfssink.c: * tests/check/elements/textoverlay.c: (notgst_check_setup_src_pad2), (notgst_check_teardown_src_pad2): * tests/check/elements/videotestsrc.c: (GST_START_TEST): * tests/check/libs/cddabasesrc.c: (GST_START_TEST): * tests/check/pipelines/oggmux.c: (test_pipeline): * tests/check/pipelines/streamheader.c: (GST_START_TEST): * tests/check/pipelines/theoraenc.c: (GST_START_TEST): * tests/check/pipelines/vorbisenc.c: (GST_START_TEST): * tests/examples/seek/scrubby.c: (make_wav_pipeline): * tests/examples/seek/seek.c: (make_mod_pipeline), (make_dv_pipeline), (make_wav_pipeline), (make_flac_pipeline), (make_sid_pipeline), (make_parse_pipeline), (make_vorbis_pipeline), (make_theora_pipeline), (make_vorbis_theora_pipeline), (make_avi_msmpeg4v3_mp3_pipeline), (make_mp3_pipeline), (make_avi_pipeline), (make_mpeg_pipeline), (make_mpegnt_pipeline), (update_fill), (msg_buffering): Don't use bad gst_element_get_pad().
193 lines
5.1 KiB
C
193 lines
5.1 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
* Copyright (C) <2007> Wim Taymans <wim.taymans@gmail.com>
|
|
*
|
|
* 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.
|
|
*/
|
|
#ifdef HAVE_CONFIG_H
|
|
#include "config.h"
|
|
#endif
|
|
#include <gst/gst.h>
|
|
|
|
#include <stdlib.h>
|
|
|
|
static GMainLoop *loop;
|
|
|
|
static GstElement *
|
|
gen_video_element (void)
|
|
{
|
|
GstElement *element;
|
|
GstElement *conv;
|
|
GstElement *sink;
|
|
GstPad *pad;
|
|
|
|
element = gst_bin_new ("vbin");
|
|
conv = gst_element_factory_make ("ffmpegcolorspace", "conv");
|
|
sink = gst_element_factory_make (DEFAULT_VIDEOSINK, "sink");
|
|
|
|
gst_bin_add (GST_BIN (element), conv);
|
|
gst_bin_add (GST_BIN (element), sink);
|
|
gst_element_link_pads (conv, "src", sink, "sink");
|
|
|
|
pad = gst_element_get_static_pad (conv, "sink");
|
|
gst_element_add_pad (element, gst_ghost_pad_new ("sink", pad));
|
|
gst_object_unref (pad);
|
|
|
|
return element;
|
|
}
|
|
|
|
static GstElement *
|
|
gen_audio_element (void)
|
|
{
|
|
GstElement *element;
|
|
GstElement *conv;
|
|
GstElement *sink;
|
|
GstPad *pad;
|
|
|
|
element = gst_bin_new ("abin");
|
|
conv = gst_element_factory_make ("audioconvert", "conv");
|
|
sink = gst_element_factory_make (DEFAULT_AUDIOSINK, "sink");
|
|
|
|
gst_bin_add (GST_BIN (element), conv);
|
|
gst_bin_add (GST_BIN (element), sink);
|
|
gst_element_link_pads (conv, "src", sink, "sink");
|
|
|
|
pad = gst_element_get_static_pad (conv, "sink");
|
|
gst_element_add_pad (element, gst_ghost_pad_new ("sink", pad));
|
|
gst_object_unref (pad);
|
|
|
|
return element;
|
|
}
|
|
|
|
static void
|
|
cb_newpad (GstElement * decodebin, GstPad * pad, gboolean last, gpointer data)
|
|
{
|
|
GstCaps *caps;
|
|
GstStructure *str;
|
|
GstPad *sinkpad;
|
|
GstElement *sink;
|
|
GstElement *pipeline;
|
|
const gchar *name;
|
|
GstStateChangeReturn ret;
|
|
GstPadLinkReturn lret;
|
|
|
|
/* check media type */
|
|
caps = gst_pad_get_caps (pad);
|
|
str = gst_caps_get_structure (caps, 0);
|
|
|
|
name = gst_structure_get_name (str);
|
|
g_print ("name: %s\n", name);
|
|
|
|
if (g_strrstr (name, "audio")) {
|
|
sink = gen_audio_element ();
|
|
} else if (g_strrstr (name, "video")) {
|
|
sink = gen_video_element ();
|
|
} else {
|
|
sink = NULL;
|
|
}
|
|
gst_caps_unref (caps);
|
|
|
|
if (sink) {
|
|
pipeline = GST_ELEMENT_CAST (data);
|
|
|
|
/* add new sink to the pipeline */
|
|
gst_bin_add (GST_BIN_CAST (pipeline), sink);
|
|
|
|
/* set the new sink tp PAUSED as well */
|
|
ret = gst_element_set_state (sink, GST_STATE_PAUSED);
|
|
if (ret == GST_STATE_CHANGE_FAILURE)
|
|
goto state_error;
|
|
|
|
/* get the ghostpad of the sink bin */
|
|
sinkpad = gst_element_get_static_pad (sink, "sink");
|
|
|
|
/* link'n'play */
|
|
lret = gst_pad_link (pad, sinkpad);
|
|
if (lret != GST_PAD_LINK_OK)
|
|
goto link_failed;
|
|
|
|
gst_object_unref (sinkpad);
|
|
}
|
|
return;
|
|
|
|
/* ERRORS */
|
|
state_error:
|
|
{
|
|
gst_bin_remove (GST_BIN_CAST (pipeline), sink);
|
|
g_warning ("could not change state of new sink (%d)", ret);
|
|
return;
|
|
}
|
|
link_failed:
|
|
{
|
|
g_warning ("could not link pad and sink (%d)", lret);
|
|
return;
|
|
}
|
|
}
|
|
|
|
gint
|
|
main (gint argc, gchar * argv[])
|
|
{
|
|
GstElement *pipeline, *filesrc, *decodebin;
|
|
GstStateChangeReturn res;
|
|
|
|
gst_init (&argc, &argv);
|
|
|
|
pipeline = gst_pipeline_new ("pipeline");
|
|
|
|
filesrc = gst_element_factory_make ("filesrc", "filesrc");
|
|
g_assert (filesrc);
|
|
decodebin = gst_element_factory_make ("decodebin", "decodebin");
|
|
g_assert (decodebin);
|
|
|
|
g_signal_connect (G_OBJECT (decodebin), "new-decoded-pad",
|
|
G_CALLBACK (cb_newpad), pipeline);
|
|
|
|
gst_bin_add_many (GST_BIN (pipeline), filesrc, decodebin, NULL);
|
|
gst_element_link (filesrc, decodebin);
|
|
|
|
if (argc < 2) {
|
|
g_print ("usage: %s <uri>\n", argv[0]);
|
|
exit (-1);
|
|
}
|
|
g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
|
|
|
|
/* set to paused, decodebin will autoplug and signal new_pad callbacks */
|
|
res = gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
|
if (res == GST_STATE_CHANGE_FAILURE) {
|
|
g_print ("could not pause\n");
|
|
return -1;
|
|
}
|
|
/* wait for paused to complete */
|
|
res = gst_element_get_state (pipeline, NULL, NULL, GST_CLOCK_TIME_NONE);
|
|
if (res == GST_STATE_CHANGE_FAILURE) {
|
|
g_print ("could not pause\n");
|
|
return -1;
|
|
}
|
|
|
|
/* play, now all the sinks are added to the pipeline and are prerolled and
|
|
* ready to play. */
|
|
res = gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
|
if (res == GST_STATE_CHANGE_FAILURE) {
|
|
g_print ("could not play\n");
|
|
return -1;
|
|
}
|
|
|
|
/* go in the mainloop now */
|
|
loop = g_main_loop_new (NULL, TRUE);
|
|
g_main_loop_run (loop);
|
|
|
|
return 0;
|
|
}
|