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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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73 lines
1.9 KiB
C
73 lines
1.9 KiB
C
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#include <gst/gst.h>
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void eof(GstSrc *src) {
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g_print("have eof, quitting\n");
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exit(0);
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}
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int main(int argc,char *argv[]) {
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GstType *autype;
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GList *factories;
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GstElementFactory *parsefactory;
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GstElement *bin, *disksrc, *parse, *audiosink;
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GList *padlist;
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gst_init(&argc,&argv);
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gst_plugin_load_all();
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bin = gst_bin_new("bin");
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disksrc = gst_disksrc_new("disksrc");
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g_print("created disksrc\n");
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if (argc == 2)
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gst_disksrc_set_filename(disksrc,argv[1]);
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else
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gst_disksrc_set_filename(disksrc,"futile.wav");
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// gst_disksrc_set_bytesperread(disksrc,32768);
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g_print("loaded file '%s'\n",gst_disksrc_get_filename(disksrc));
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/* now it's time to get the parser */
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autype = gst_type_get_by_mime("audio/wav");
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factories = gst_type_get_sinks(autype);
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if (factories != NULL)
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parsefactory = GST_ELEMENTFACTORY(factories->data);
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else {
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g_print("sorry, can't find anyone registered to sink 'wav'\n");
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return 1;
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}
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parse = gst_elementfactory_create(parsefactory,"parser");
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if (parse == NULL) {
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g_print("sorry, couldn't create parser\n");
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return 1;
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}
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audiosink = gst_audiosink_new("audiosink");
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gtk_signal_connect(GTK_OBJECT(disksrc),"eof",
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GTK_SIGNAL_FUNC(eof),NULL);
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/* add objects to the main pipeline */
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gst_bin_add(GST_BIN(bin),GST_OBJECT(disksrc));
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gst_bin_add(GST_BIN(bin),GST_OBJECT(parse));
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gst_bin_add(GST_BIN(bin),GST_OBJECT(audiosink));
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/* connect src to sink */
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gst_pad_connect(gst_element_get_pad(disksrc,"src"),
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gst_element_get_pad(parse,"sink"));
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gst_pad_connect(gst_element_get_pad(parse,"src"),
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gst_element_get_pad(audiosink,"sink"));
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while(1) {
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g_print("\n");
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gst_disksrc_push(GST_SRC(disksrc));
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}
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gst_object_destroy(GST_OBJECT(audiosink));
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gst_object_destroy(GST_OBJECT(parse));
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gst_object_destroy(GST_OBJECT(disksrc));
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gst_object_destroy(GST_OBJECT(bin));
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}
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