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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
#include <gst/gst.h>
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GstElement *pipeline, *src, *autobin, *cache, *typefind, *decoder, *sink;
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void have_type(GstElement *element, GstCaps *caps, GstCaps **private_caps) {
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fprintf(stderr,"have caps, mime type is %s\n",gst_caps_get_mime(caps));
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gst_element_set_state (pipeline, GST_STATE_PAUSED);
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// disconnect the typefind from the pipeline and remove it
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gst_element_disconnect(cache,"src",typefind,"sink");
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gst_bin_remove(GST_BIN(autobin),typefind);
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gst_schedule_show (GST_ELEMENT_SCHED(pipeline));
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if (strstr(gst_caps_get_mime(caps),"mp3")) {
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decoder = gst_elementfactory_make ("mad","decoder");
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sink = gst_elementfactory_make ("esdsink","sink");
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gst_bin_add(GST_BIN(autobin),decoder);
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gst_bin_add(GST_BIN(autobin),sink);
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gst_element_connect(decoder,"src",sink,"sink");
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gst_element_connect(cache,"src",decoder,"sink");
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}
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else if (strstr(gst_caps_get_mime(caps),"x-ogg")) {
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decoder = gst_elementfactory_make ("vorbisdec","decoder");
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sink = gst_elementfactory_make ("osssink","sink");
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gst_bin_add(GST_BIN(autobin),decoder);
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gst_bin_add(GST_BIN(autobin),sink);
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gst_element_connect(decoder,"src",sink,"sink");
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gst_element_connect(cache,"src",decoder,"sink");
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}
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gst_element_set_state (pipeline, GST_STATE_PLAYING);
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fprintf(stderr,"done with have_type signal\n");
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}
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int main (int argc,char *argv[]) {
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GstCaps *caps;
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int i;
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gst_init(&argc,&argv);
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pipeline = gst_pipeline_new("pipeline");
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src = gst_elementfactory_make ("disksrc","src");
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gtk_object_set(GTK_OBJECT(src),"location",argv[1],NULL);
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gst_bin_add (GST_BIN(pipeline),src);
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autobin = gst_bin_new("autobin");
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cache = gst_elementfactory_make ("autoplugcache","cache");
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typefind = gst_elementfactory_make ("typefind", "typefind");
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gtk_signal_connect (GTK_OBJECT(typefind),"have_type",GTK_SIGNAL_FUNC(have_type),&caps);
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gst_bin_add (GST_BIN(autobin),cache);
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gst_bin_add (GST_BIN(autobin),typefind);
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gst_element_connect(cache,"src",typefind,"sink");
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gst_element_add_ghost_pad(autobin,gst_element_get_pad(cache,"sink"),"sink");
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gst_bin_add (GST_BIN(pipeline), autobin);
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gst_element_connect (src,"src",autobin,"sink");
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gst_element_set_state(pipeline,GST_STATE_PLAYING);
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while (1)
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gst_bin_iterate(GST_BIN(pipeline));
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}
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