gstreamer/gst/playback/test.c
Andy Wingo 6665c3084c All plugins updated for element state changes.
Original commit message from CVS:
2005-09-02  Andy Wingo  <wingo@pobox.com>

* All plugins updated for element state changes.
2005-09-02 15:43:18 +00:00

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;
}