a more complex example which happens to be a mp3 player

Original commit message from CVS:
a more complex example which happens to be a mp3 player
This commit is contained in:
Steve Baker 2002-06-01 15:08:13 +00:00
parent 6004504f6a
commit e0ca09383e
2 changed files with 64 additions and 1 deletions

View file

@ -1,4 +1,4 @@
noinst_PROGRAMS = threadstate1
noinst_PROGRAMS = threadstate1 threadstate2
LDADD = $(GST_LIBS)
AM_CFLAGS = $(GST_CFLAGS)

View file

@ -0,0 +1,63 @@
#include <gst/gst.h>
/* eos will be called when the src element has an end of stream */
void eos(GstElement *element, gpointer data)
{
GstThread *thread = GST_THREAD(data);
g_print("have eos, quitting\n");
/* stop the bin */
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_NULL);
gst_main_quit();
}
int main(int argc,char *argv[])
{
GstElement *filesrc, *osssink;
GstElement *thread;
GstElement *mad;
gint x;
gst_init(&argc,&argv);
if (argc != 2) {
g_print("usage: %s <filename>\n", argv[0]);
exit(-1);
}
/* create a new thread to hold the elements */
thread = gst_thread_new("thread");
g_assert(thread != NULL);
/* create a disk reader */
filesrc = gst_element_factory_make("filesrc", "disk_source");
g_assert(filesrc != NULL);
g_object_set(G_OBJECT(filesrc),"location", argv[1],NULL);
g_signal_connect(G_OBJECT(filesrc),"eos",
G_CALLBACK(eos), thread);
/* and an audio sink */
osssink = gst_element_factory_make("osssink", "play_audio");
g_assert(osssink != NULL);
/* did i mention that this is an mp3 player? */
mad = gst_element_factory_make("mad", "mp3_decoder");
g_assert(mad != NULL);
gst_bin_add_many (GST_BIN(thread), filesrc, mad, osssink, NULL);
gst_element_connect_many (filesrc, mad, osssink, NULL);
for (x = 0 ; x < 10 ; x++){
g_print("playing %d\n", x);
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_PLAYING);
sleep(5);
g_print("pausing %d\n", x);
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_PAUSED);
sleep(2);
}
exit(0);
}