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111 lines
3.6 KiB
C
111 lines
3.6 KiB
C
#include <gst/gst.h>
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/* these caps all have a non empty intersection */
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GstStaticCaps sinkcaps = GST_STATIC_CAPS ("video/mpeg, "
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"mpegtype=(int)1, "
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"foo1=(int)[20,40], " "foo2=(int)[20,40], " "foo3=(int)[10,20]");
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GstStaticCaps mp1parsecaps = GST_STATIC_CAPS ("video/mpeg, "
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"mpegtype=(int)1, "
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"foo1=(int)30, " "foo2=(int)[20,30], " "foo3=(int)[20,30]");
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GstStaticCaps rawcaps = GST_STATIC_CAPS ("video/raw, "
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"width=(int)[16,4096], " "height=(int)[16,4096]");
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GstStaticCaps rawcaps2 = GST_STATIC_CAPS ("video/raw, "
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"height=(int)[16,256], " "depth=(int)16");
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GstStaticCaps rawcaps3 = GST_STATIC_CAPS ("video/raw, "
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"fourcc=(fourcc){\"YUY2\", \"YV12\" }, " "height=(int)[16,4096]");
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GstStaticCaps rawcaps4 = GST_STATIC_CAPS ("video/raw, "
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"fourcc=(fourcc){\"YUY2\",\"YV12\",\"YUYV\" }, " "height=(int)[16,4096]");
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GstStaticCaps rawcaps5 = GST_STATIC_CAPS ("video/raw, "
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"fourcc=(fourcc){\"YUYV\",\"YUY2\"}, " "height=(int)[16,4096]");
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GstStaticCaps rawcaps6 = GST_STATIC_CAPS ("video/raw, "
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"fourcc=(fourcc)\"YUYV\", "
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"height=(int)640, "
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"width=(int)480, "
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"framerate=(double)30.0; "
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"video/raw, "
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"fourcc=(fourcc)\"I420\", "
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"height=(int)640, " "width=(int)480, " "framerate=(double)30.0");
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GstStaticCaps rawcaps7 =
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GST_STATIC_CAPS
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("video/x-raw-yuv, format=(fourcc)YUY2, width=(int)[1,2147483647], height=(int)[1,2147483647], framerate=(double)[0,1.79769e+308]");
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GstStaticCaps rawcaps8 =
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GST_STATIC_CAPS
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("video/x-raw-yuv, format=(fourcc){ I420, YV12, YUY2 }, width=(int)[16,4096], height=(int)[16,4096], framerate=(double)[0,1.79769e+308]");
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int
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main (int argc, char *argv[])
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{
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xmlDocPtr doc;
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xmlNodePtr parent;
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GstCaps *caps;
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gst_init (&argc, &argv);
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doc = xmlNewDoc ((const xmlChar *) "1.0");
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doc->xmlRootNode =
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xmlNewDocNode (doc, NULL, (const xmlChar *) "Capabilities", NULL);
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/*
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g_mem_chunk_info ();
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for (i = 0; i<100000; i++) {
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caps = gst_caps_intersect (gst_static_caps_get (rawcaps3), GST_CAPS_GET (rawcaps4));
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gst_caps_unref (caps);
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}
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g_mem_chunk_info ();
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*/
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caps = gst_caps_intersect (gst_static_caps_get (&sinkcaps),
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gst_static_caps_get (&mp1parsecaps));
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parent =
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xmlNewChild (doc->xmlRootNode, NULL, (const xmlChar *) "Capabilities1",
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NULL);
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gst_caps_save_thyself (caps, parent);
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caps = gst_caps_intersect (gst_static_caps_get (&rawcaps),
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gst_static_caps_get (&rawcaps2));
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parent =
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xmlNewChild (doc->xmlRootNode, NULL, (const xmlChar *) "Capabilities2",
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NULL);
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gst_caps_save_thyself (caps, parent);
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caps = gst_caps_intersect (gst_static_caps_get (&rawcaps3),
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gst_static_caps_get (&rawcaps4));
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parent =
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xmlNewChild (doc->xmlRootNode, NULL, (const xmlChar *) "Capabilities3",
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NULL);
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gst_caps_save_thyself (caps, parent);
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caps = gst_caps_intersect (gst_static_caps_get (&rawcaps3),
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gst_static_caps_get (&rawcaps5));
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parent =
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xmlNewChild (doc->xmlRootNode, NULL, (const xmlChar *) "Capabilities4",
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NULL);
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gst_caps_save_thyself (caps, parent);
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caps = gst_caps_intersect (gst_static_caps_get (&rawcaps6),
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gst_caps_new_full (gst_structure_copy (gst_caps_get_structure
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(gst_static_caps_get (&rawcaps6), 0)), NULL));
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parent =
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xmlNewChild (doc->xmlRootNode, NULL, (const xmlChar *) "Capabilities5",
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NULL);
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gst_caps_save_thyself (caps, parent);
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caps = gst_caps_intersect (gst_static_caps_get (&rawcaps7),
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gst_static_caps_get (&rawcaps8));
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g_print ("intersection: %s\n", gst_caps_to_string (caps));
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xmlDocDump (stdout, doc);
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return 0;
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}
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