mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 00:01:23 +00:00
6665c3084c
Original commit message from CVS: 2005-09-02 Andy Wingo <wingo@pobox.com> * All plugins updated for element state changes.
136 lines
3.7 KiB
C
136 lines
3.7 KiB
C
/* GStreamer
|
|
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
|
|
*
|
|
* 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>
|
|
|
|
static GstElement *
|
|
gen_video_element ()
|
|
{
|
|
GstElement *element;
|
|
GstElement *conv;
|
|
GstElement *sink;
|
|
|
|
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");
|
|
|
|
gst_element_add_pad (element,
|
|
gst_ghost_pad_new ("sink", gst_element_get_pad (conv, "sink")));
|
|
|
|
return element;
|
|
}
|
|
|
|
static GstElement *
|
|
gen_audio_element ()
|
|
{
|
|
GstElement *element;
|
|
GstElement *conv;
|
|
GstElement *sink;
|
|
|
|
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");
|
|
|
|
gst_element_add_pad (element,
|
|
gst_ghost_pad_new ("sink", gst_element_get_pad (conv, "sink")));
|
|
|
|
return element;
|
|
}
|
|
|
|
gint
|
|
main (gint argc, gchar * argv[])
|
|
{
|
|
GstElement *player;
|
|
GstStateChangeReturn res;
|
|
gint streams;
|
|
GList *streaminfo;
|
|
GList *s;
|
|
|
|
gst_init (&argc, &argv);
|
|
|
|
player = gst_element_factory_make ("playbin", "player");
|
|
g_assert (player);
|
|
|
|
g_object_set (G_OBJECT (player), "uri", argv[1], NULL);
|
|
|
|
res = gst_element_set_state (player, GST_STATE_PAUSED);
|
|
if (res != GST_STATE_CHANGE_SUCCESS) {
|
|
g_print ("could not pause\n");
|
|
return -1;
|
|
}
|
|
/* get info about the stream */
|
|
g_print ("stream info:\n");
|
|
g_object_get (G_OBJECT (player), "nstreams", &streams, NULL);
|
|
g_print (" number of streams: %d\n", streams);
|
|
g_object_get (G_OBJECT (player), "stream-info", &streaminfo, NULL);
|
|
|
|
for (s = streaminfo; s; s = g_list_next (s)) {
|
|
GObject *obj = G_OBJECT (s->data);
|
|
int type;
|
|
GstPad *srcpad, *sinkpad;
|
|
GstElement *sink;
|
|
gboolean res;
|
|
|
|
g_object_get (obj, "type", &type, NULL);
|
|
g_print (" type: %d\n", type);
|
|
g_object_get (obj, "pad", &srcpad, NULL);
|
|
g_print (" pad: %p\n", srcpad);
|
|
|
|
if (type == 1) {
|
|
sink = gen_audio_element ();
|
|
} else if (type == 2) {
|
|
sink = gen_video_element ();
|
|
} else {
|
|
g_warning ("unknown stream found");
|
|
continue;
|
|
}
|
|
|
|
gst_bin_add (GST_BIN (player), sink);
|
|
sinkpad = gst_element_get_pad (sink, "sink");
|
|
res = gst_pad_link (srcpad, sinkpad);
|
|
if (!res) {
|
|
gchar *capsstr;
|
|
|
|
capsstr = gst_caps_to_string (gst_pad_get_caps (srcpad));
|
|
g_warning ("could not link %s", capsstr);
|
|
g_free (capsstr);
|
|
}
|
|
//g_signal_emit_by_name (G_OBJECT (player), "link_stream", obj, sinkpad);
|
|
}
|
|
|
|
/* set effects sinks */
|
|
res = gst_element_set_state (player, GST_STATE_PLAYING);
|
|
if (res != GST_STATE_CHANGE_SUCCESS) {
|
|
g_print ("could not play\n");
|
|
return -1;
|
|
}
|
|
//gst_main ();
|
|
|
|
return 0;
|
|
}
|