Added the vorbisfile seek example

Original commit message from CVS:
Added the vorbisfile seek example
This commit is contained in:
Wim Taymans 2002-05-31 23:38:08 +00:00
parent 7e72e9be21
commit f08827f51e

View file

@ -85,6 +85,37 @@ make_parse_pipeline (const gchar *location)
return pipeline;
}
static GstElement*
make_vorbis_pipeline (const gchar *location)
{
GstElement *pipeline;
GstElement *src, *decoder, *audiosink;
GstPad *seekable;
pipeline = gst_pipeline_new ("app");
src = gst_element_factory_make ("filesrc", "src");
decoder = gst_element_factory_make ("vorbisfile", "decoder");
audiosink = gst_element_factory_make ("osssink", "sink");
//g_object_set (G_OBJECT (audiosink), "sync", FALSE, NULL);
g_object_set (G_OBJECT (src), "location", location, NULL);
gst_bin_add (GST_BIN (pipeline), src);
gst_bin_add (GST_BIN (pipeline), decoder);
gst_bin_add (GST_BIN (pipeline), audiosink);
gst_element_connect (src, decoder);
gst_element_connect (decoder, audiosink);
seekable = gst_element_get_pad (decoder, "src");
seekable_pads = g_list_prepend (seekable_pads, seekable);
rate_pads = g_list_prepend (rate_pads, seekable);
rate_pads = g_list_prepend (rate_pads, gst_element_get_pad (decoder, "sink"));
return pipeline;
}
static GstElement*
make_mp3_pipeline (const gchar *location)
{
@ -467,23 +498,29 @@ stop_seek (GtkWidget *widget, GdkEventButton *event, gpointer user_data)
static void
play_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_idle_add ((GtkFunction) iterate, pipeline);
update_id = gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
if (gst_element_get_state (pipeline) != GST_STATE_PLAYING) {
gst_element_set_state (pipeline, GST_STATE_PLAYING);
gtk_idle_add ((GtkFunction) iterate, pipeline);
update_id = gtk_timeout_add (UPDATE_INTERVAL, (GtkFunction) update_scale, pipeline);
}
}
static void
pause_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_PAUSED);
gtk_timeout_remove (update_id);
if (gst_element_get_state (pipeline) != GST_STATE_PAUSED) {
gst_element_set_state (pipeline, GST_STATE_PAUSED);
gtk_timeout_remove (update_id);
}
}
static void
stop_cb (GtkButton * button, gpointer data)
{
gst_element_set_state (pipeline, GST_STATE_READY);
gtk_timeout_remove (update_id);
if (gst_element_get_state (pipeline) != GST_STATE_READY) {
gst_element_set_state (pipeline, GST_STATE_READY);
gtk_timeout_remove (update_id);
}
}
int
@ -497,7 +534,7 @@ main (int argc, char **argv)
gtk_init (&argc, &argv);
if (argc != 3) {
g_print ("usage: %s <type 0=mp3 1=avi 2=mpeg1 3=mpegparse> <filename>\n", argv[0]);
g_print ("usage: %s <type 0=mp3 1=avi 2=mpeg1 3=mpegparse 4=vorbis> <filename>\n", argv[0]);
exit (-1);
}
@ -507,8 +544,10 @@ main (int argc, char **argv)
pipeline = make_avi_pipeline (argv[2]);
else if (atoi (argv[1]) == 2)
pipeline = make_mpeg_pipeline (argv[2]);
else
else if (atoi (argv[1]) == 3)
pipeline = make_parse_pipeline (argv[2]);
else if (atoi (argv[1]) == 4)
pipeline = make_vorbis_pipeline (argv[2]);
/* initialize gui elements ... */
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);