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/* GStreamer
* Copyright (C) 2003 Julien Moutte <julien@moutte.net>
*
* 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.
*/
#include <gst/play/play.h>
#include <gst/gconf/gconf.h>
static GMainLoop *loop = NULL;
static gint64 length = 0;
static void
print_tag (const GstTagList * list, const gchar * tag, gpointer unused)
{
gint i, count;
count = gst_tag_list_get_tag_size (list, tag);
for (i = 0; i < count; i++) {
gchar *str;
if (gst_tag_get_type (tag) == G_TYPE_STRING) {
if (!gst_tag_list_get_string_index (list, tag, i, &str))
g_assert_not_reached ();
} else {
str =
g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, i));
}
if (i == 0) {
g_print ("%15s: %s\n", gst_tag_get_nick (tag), str);
} else {
g_print (" : %s\n", str);
}
g_free (str);
}
}
static void
got_found_tag (GstPlay * play, GstElement * source, GstTagList * tag_list)
{
gst_tag_list_foreach (tag_list, print_tag, NULL);
}
static void
got_time_tick (GstPlay * play, gint64 time_nanos)
{
g_print ("time tick %f\n", time_nanos / (float) GST_SECOND);
}
static void
got_stream_length (GstPlay * play, gint64 length_nanos)
{
g_print ("got length %" G_GUINT64_FORMAT "\n", length_nanos);
length = length_nanos;
}
static void
got_video_size (GstPlay * play, gint width, gint height)
{
g_print ("got video size %d, %d\n", width, height);
}
static void
got_eos (GstPlay * play)
{
g_print ("End Of Stream\n");
g_main_loop_quit (loop);
}
static gboolean
seek_timer (GstPlay * play)
{
gst_play_seek_to_time (play, length / 2);
return FALSE;
}
static gboolean
idle_iterate (GstPlay * play)
{
gst_bin_iterate (GST_BIN (play));
return (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING);
}
int
main (int argc, char *argv[])
{
GstPlay *play;
GstElement *data_src, *video_sink, *audio_sink, *vis_element;
GError *error = NULL;
/* Initing GStreamer library */
gst_init (&argc, &argv);
if (argc != 2) {
g_print ("usage: %s <video filename>\n", argv[0]);
exit (-1);
}
loop = g_main_loop_new (NULL, FALSE);
/* Creating the GstPlay object */
play = gst_play_new (&error);
if (error) {
g_print ("Error: could not create play object:\n%s\n", error->message);
g_error_free (error);
return 1;
}
/* Getting default audio and video plugins from GConf */
vis_element = gst_element_factory_make ("goom", "vis_element");
data_src = gst_element_factory_make ("gnomevfssrc", "source");
audio_sink = gst_gconf_get_default_audio_sink ();
if (!GST_IS_ELEMENT (audio_sink))
g_error ("Could not get default audio sink from GConf");
video_sink = gst_gconf_get_default_video_sink ();
if (!GST_IS_ELEMENT (video_sink))
g_error ("Could not get default video sink from GConf");
/* Let's send them to GstPlay object */
if (!gst_play_set_audio_sink (play, audio_sink))
g_warning ("Could not set audio sink");
if (!gst_play_set_video_sink (play, video_sink))
g_warning ("Could not set video sink");
if (!gst_play_set_data_src (play, data_src))
g_warning ("Could not set data src");
if (!gst_play_set_visualization (play, vis_element))
g_warning ("Could not set visualisation");
/* Setting location we want to play */
if (!gst_play_set_location (play, argv[1]))
g_warning ("Could not set location");
/* Uncomment that line to get an XML dump of the pipeline */
/* gst_xml_write_file (GST_ELEMENT (play), stdout); */
g_signal_connect (G_OBJECT (play), "time_tick",
G_CALLBACK (got_time_tick), NULL);
g_signal_connect (G_OBJECT (play), "stream_length",
G_CALLBACK (got_stream_length), NULL);
g_signal_connect (G_OBJECT (play), "have_video_size",
G_CALLBACK (got_video_size), NULL);
g_signal_connect (G_OBJECT (play), "found_tag",
G_CALLBACK (got_found_tag), NULL);
g_signal_connect (G_OBJECT (play), "error",
G_CALLBACK (gst_element_default_error), NULL);
g_signal_connect (G_OBJECT (play), "eos", G_CALLBACK (got_eos), NULL);
/* Change state to PLAYING */
if (gst_element_set_state (GST_ELEMENT (play),
GST_STATE_PLAYING) == GST_STATE_FAILURE)
g_error ("Could not set state to PLAYING");
g_idle_add ((GSourceFunc) idle_iterate, play);
g_timeout_add (20000, (GSourceFunc) seek_timer, play);
g_main_loop_run (loop);
g_print ("setting pipeline to ready\n");
gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
/* unref
gst_object_unref (GST_OBJECT (play)); */
exit (0);
}
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