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fix up autoplug test a little

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Original commit message from CVS:
fix up autoplug test a little
This commit is contained in:
Thomas Vander Stichele 2002-11-01 15:07:46 +00:00
parent 5c1230f6d1
commit ec02fff666
1 changed files with 79 additions and 55 deletions
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134
gst/autoplug/autoplugtest.c
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@ -3,7 +3,53 @@
GstElement *pipeline, *src, *autobin, *cache, *typefind, *decoder, *sink;
void cache_empty(GstElement *element, gpointer private) {
/* callback for when we have the type of the file
* we set up a playing pipeline based on the mime type
*/
void
have_type (GstElement *element, GstCaps *caps, GstCaps **private_caps)
{
gchar *mime = g_strdup_printf (gst_caps_get_mime (caps));
fprintf (stderr, "have caps, mime type is %s\n", mime);
gst_element_set_state (pipeline, GST_STATE_PAUSED);
/* disconnect the typefind from the pipeline and remove it,
* since we now know what the type is */
gst_element_disconnect (cache, typefind);
gst_bin_remove (GST_BIN (autobin), typefind);
gst_scheduler_show (GST_ELEMENT_SCHED (pipeline));
/* now based on the mime type set up the pipeline properly */
if (strstr (mime, "mp3")) {
decoder = gst_element_factory_make ("mad", "decoder");
}
else if (strstr (mime, "x-ogg")) {
decoder = gst_element_factory_make ("vorbisfile", "decoder");
}
else {
g_print ("mime type %s not handled in this program, exiting.\n", mime);
g_free (mime);
exit (-1);
}
g_free (mime);
/* handle playback */
sink = gst_element_factory_make ("osssink", "sink");
gst_bin_add (GST_BIN (autobin), decoder);
gst_bin_add (GST_BIN (autobin), sink);
gst_element_connect (decoder, sink);
g_object_set (G_OBJECT (cache), "reset", TRUE, NULL);
gst_element_connect (cache, decoder);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
fprintf (stderr, "done with have_type signal, playing\n");
}
void cache_empty (GstElement *element, gpointer private) {
fprintf(stderr,"have cache empty\n");
gst_element_set_state (pipeline, GST_STATE_PAUSED);
@ -23,70 +69,48 @@ void cache_empty(GstElement *element, gpointer private) {
fprintf(stderr,"done with cache_empty\n");
}
void have_type(GstElement *element, GstCaps *caps, GstCaps **private_caps) {
fprintf(stderr,"have caps, mime type is %s\n",gst_caps_get_mime(caps));
gst_element_set_state (pipeline, GST_STATE_PAUSED);
/* disconnect the typefind from the pipeline and remove it */
gst_element_disconnect(cache,typefind);
gst_bin_remove(GST_BIN(autobin),typefind);
gst_scheduler_show (GST_ELEMENT_SCHED(pipeline));
if (strstr(gst_caps_get_mime(caps),"mp3")) {
decoder = gst_element_factory_make ("mad","decoder");
sink = gst_element_factory_make ("osssink","sink");
gst_bin_add(GST_BIN(autobin),decoder);
gst_bin_add(GST_BIN(autobin),sink);
gst_element_connect_pads(decoder,"src",sink,"sink");
g_object_set (G_OBJECT(cache), "reset", TRUE, NULL);
gst_element_connect_pads(cache,"src",decoder,"sink");
}
else if (strstr(gst_caps_get_mime(caps),"x-ogg")) {
decoder = gst_element_factory_make ("vorbisdec","decoder");
sink = gst_element_factory_make ("osssink","sink");
gst_bin_add(GST_BIN(autobin),decoder);
gst_bin_add(GST_BIN(autobin),sink);
gst_element_connect_pads(decoder,"src",sink,"sink");
g_object_set (G_OBJECT(cache), "reset", TRUE, NULL);
gst_element_connect_pads(cache,"src",decoder,"sink");
}
gst_element_set_state (pipeline, GST_STATE_PLAYING);
fprintf(stderr,"done with have_type signal\n");
}
int main (int argc,char *argv[]) {
GstCaps *caps;
gst_init(&argc,&argv);
gst_init (&argc, &argv);
pipeline = gst_pipeline_new("pipeline");
pipeline = gst_pipeline_new ("pipeline");
src = gst_element_factory_make ("filesrc","src");
g_object_set(G_OBJECT(src),"location",argv[1],NULL);
gst_bin_add (GST_BIN(pipeline),src);
if (argc < 2) {
g_print ("Please give a file to test the autoplugger on.\n");
return -1;
}
g_object_set (G_OBJECT (src), "location", argv[1], NULL);
gst_bin_add (GST_BIN (pipeline), src);
autobin = gst_bin_new("autobin");
cache = gst_element_factory_make ("autoplugcache","cache");
g_signal_connect (G_OBJECT(cache),"cache_empty",(GCallback)cache_empty,NULL);
/* the autobin will be used to do the autoplugging in */
autobin = gst_bin_new ("autobin");
/* a cache is used to make autoplugging quicker */
cache = gst_element_factory_make ("autoplugcache", "cache");
g_signal_connect (G_OBJECT (cache), "cache_empty",
G_CALLBACK (cache_empty), NULL);
/* typefind does the type detection */
typefind = gst_element_factory_make ("typefind", "typefind");
g_signal_connect (G_OBJECT(typefind),"have_type",(GCallback)have_type,&caps);
gst_bin_add (GST_BIN(autobin),cache);
gst_bin_add (GST_BIN(autobin),typefind);
gst_element_connect_pads (cache,"src",typefind,"sink");
gst_element_add_ghost_pad(autobin,gst_element_get_pad(cache,"sink"),"sink");
gst_bin_add (GST_BIN(pipeline), autobin);
gst_element_connect_pads (src,"src",autobin,"sink");
/* execute the callback when we find the type */
g_signal_connect (G_OBJECT (typefind), "have_type",
G_CALLBACK (have_type), &caps);
gst_bin_add (GST_BIN (autobin), cache);
gst_bin_add (GST_BIN (autobin), typefind);
gst_element_connect (cache, typefind);
gst_element_add_ghost_pad (autobin,
gst_element_get_pad (cache, "sink") ,"sink");
gst_element_set_state(pipeline,GST_STATE_PLAYING);
gst_bin_add (GST_BIN (pipeline), autobin);
gst_element_connect (src, autobin);
while (gst_bin_iterate(GST_BIN(pipeline)));
/* pipeline is now src ! autobin
* with autobin: cache ! typefind
*/
gst_element_set_state (pipeline, GST_STATE_PLAYING);
while (gst_bin_iterate (GST_BIN (pipeline)));
return 0;
}