An example using autoplug. Works for mp3 files only for now.

Original commit message from CVS:
An example using autoplug. Works for mp3 files only for now.
This commit is contained in:
Wim Taymans 2000-08-21 21:23:27 +00:00
parent fa4a4319f0
commit c8c0ac4e78
4 changed files with 162 additions and 0 deletions

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CC = gcc
helloworld2: helloworld2.c
$(CC) -Wall `gstreamer-config --cflags` `gtk-config --cflags` helloworld2.c -o helloworld2 `gstreamer-config --libs` `gtk-config --libs`
clean:
rm -f *.o helloworld2

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#include <gst/gst.h>
static gboolean playing;
/* eos will be called when the src element has an end os stream */
void eos(GstSrc *src)
{
g_print("have eos, quitting\n");
playing = FALSE;
}
int main(int argc,char *argv[])
{
GstElement *disksrc, *audiosink;
GstPipeline *pipeline;
if (argc != 2) {
g_print("usage: %s <filename>\n", argv[0]);
exit(-1);
}
gst_init(&argc,&argv);
gst_plugin_load_all();
g_print("\n");
gst_type_dump();
/* create a new bin to hold the elements */
pipeline = gst_pipeline_new("pipeline");
/* create a disk reader */
disksrc = gst_elementfactory_make("disksrc", "disk_source");
gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
gtk_signal_connect(GTK_OBJECT(disksrc),"eos",
GTK_SIGNAL_FUNC(eos),NULL);
/* and an audio sink */
audiosink = gst_elementfactory_make("audiosink", "play_audio");
/* add objects to the main pipeline */
gst_bin_add(GST_BIN(pipeline), disksrc);
gst_bin_add(GST_BIN(pipeline), audiosink);
if (!gst_pipeline_autoplug(pipeline)) {
g_print("unable to handle stream\n");
exit(-1);
}
/* find out how to handle this bin */
gst_bin_create_plan(GST_BIN(pipeline));
/* make it ready */
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_READY);
/* start playing */
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_PLAYING);
playing = TRUE;
while (playing) {
gst_bin_iterate(GST_BIN(pipeline));
}
/* stop the bin */
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
gst_pipeline_destroy(pipeline);
exit(0);
}

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CC = gcc
helloworld2: helloworld2.c
$(CC) -Wall `gstreamer-config --cflags` `gtk-config --cflags` helloworld2.c -o helloworld2 `gstreamer-config --libs` `gtk-config --libs`
clean:
rm -f *.o helloworld2

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#include <gst/gst.h>
static gboolean playing;
/* eos will be called when the src element has an end os stream */
void eos(GstSrc *src)
{
g_print("have eos, quitting\n");
playing = FALSE;
}
int main(int argc,char *argv[])
{
GstElement *disksrc, *audiosink;
GstPipeline *pipeline;
if (argc != 2) {
g_print("usage: %s <filename>\n", argv[0]);
exit(-1);
}
gst_init(&argc,&argv);
gst_plugin_load_all();
g_print("\n");
gst_type_dump();
/* create a new bin to hold the elements */
pipeline = gst_pipeline_new("pipeline");
/* create a disk reader */
disksrc = gst_elementfactory_make("disksrc", "disk_source");
gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
gtk_signal_connect(GTK_OBJECT(disksrc),"eos",
GTK_SIGNAL_FUNC(eos),NULL);
/* and an audio sink */
audiosink = gst_elementfactory_make("audiosink", "play_audio");
/* add objects to the main pipeline */
gst_bin_add(GST_BIN(pipeline), disksrc);
gst_bin_add(GST_BIN(pipeline), audiosink);
if (!gst_pipeline_autoplug(pipeline)) {
g_print("unable to handle stream\n");
exit(-1);
}
/* find out how to handle this bin */
gst_bin_create_plan(GST_BIN(pipeline));
/* make it ready */
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_READY);
/* start playing */
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_PLAYING);
playing = TRUE;
while (playing) {
gst_bin_iterate(GST_BIN(pipeline));
}
/* stop the bin */
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
gst_pipeline_destroy(pipeline);
exit(0);
}