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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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62 lines
1.4 KiB
C
62 lines
1.4 KiB
C
#include <gst/gst.h>
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void
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type_found (GstElement *typefind, GstCaps* caps)
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{
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xmlDocPtr doc;
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xmlNodePtr parent;
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doc = xmlNewDoc ("1.0");
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doc->root = xmlNewDocNode (doc, NULL, "Capabilities", NULL);
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parent = xmlNewChild (doc->root, NULL, "Caps1", NULL);
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gst_caps_save_thyself (caps, parent);
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xmlDocDump (stdout, doc);
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}
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int
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main(int argc, char *argv[])
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{
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GstElement *bin, *disksrc, *typefind;
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gst_init(&argc,&argv);
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if (argc != 2) {
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g_print("usage: %s <filename>\n", argv[0]);
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exit(-1);
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}
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/* create a new bin to hold the elements */
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bin = gst_bin_new("bin");
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g_assert(bin != NULL);
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/* create a disk reader */
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disksrc = gst_elementfactory_make("disksrc", "disk_source");
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g_assert(disksrc != NULL);
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gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
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typefind = gst_elementfactory_make("typefind", "typefind");
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g_assert(typefind != NULL);
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/* add objects to the main pipeline */
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gst_bin_add(GST_BIN(bin), disksrc);
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gst_bin_add(GST_BIN(bin), typefind);
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gtk_signal_connect (GTK_OBJECT (typefind), "have_type",
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type_found, NULL);
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gst_pad_connect(gst_element_get_pad(disksrc,"src"),
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gst_element_get_pad(typefind,"sink"));
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/* start playing */
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gst_element_set_state(GST_ELEMENT(bin), GST_STATE_PLAYING);
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gst_bin_iterate(GST_BIN(bin));
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gst_element_set_state(GST_ELEMENT(bin), GST_STATE_NULL);
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exit(0);
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}
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