gstreamer/testsuite/caps/compatibility.c

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#include <gst/gst.h>
/* these caps all have a non empty intersection */
GST_CAPS_FACTORY (sinkcaps,
GST_CAPS_NEW (
"mpeg2dec_sink",
"video/mpeg",
"mpegtype", GST_PROPS_LIST (
GST_PROPS_INT (1),
GST_PROPS_INT (2)
)
)
);
GST_CAPS_FACTORY (mp1parsecaps,
GST_CAPS_NEW (
"mp1parse_src",
"video/mpeg",
"mpegtype", GST_PROPS_LIST (
GST_PROPS_INT (1)
)
)
);
GST_CAPS_FACTORY (rawcaps,
GST_CAPS_NEW (
"mpeg2dec_src",
"video/raw",
"fourcc", GST_PROPS_LIST (
GST_PROPS_FOURCC (GST_STR_FOURCC ("YV12")),
GST_PROPS_FOURCC (GST_STR_FOURCC ("YUY2"))
),
"width", GST_PROPS_INT_RANGE (16, 4096),
"height", GST_PROPS_INT_RANGE (16, 4096)
)
);
GST_CAPS_FACTORY (rawcaps2,
GST_CAPS_NEW (
"raw_sink_caps",
"video/raw",
"fourcc", GST_PROPS_LIST (
GST_PROPS_FOURCC (GST_STR_FOURCC ("YV12"))
),
"height", GST_PROPS_INT_RANGE (16, 256)
)
);
GST_CAPS_FACTORY (rawcaps3,
GST_CAPS_NEW (
"raw2_sink_caps",
"video/raw",
"fourcc", GST_PROPS_LIST (
GST_PROPS_FOURCC (GST_STR_FOURCC ("YV12")),
GST_PROPS_FOURCC (GST_STR_FOURCC ("YUY2"))
),
"height", GST_PROPS_INT_RANGE (16, 4096)
)
);
GST_CAPS_FACTORY (rawcaps4,
GST_CAPS_NEW (
"raw2_sink_caps",
"video/raw",
"fourcc", GST_PROPS_LIST (
GST_PROPS_FOURCC (GST_STR_FOURCC ("YV12")),
GST_PROPS_FOURCC (GST_STR_FOURCC ("YUYV"))
),
"height", GST_PROPS_INT_RANGE (16, 4096)
)
);
GST_CAPS_FACTORY (rawcaps5,
GST_CAPS_NEW (
"raw2_sink_caps",
"video/raw",
"fourcc", GST_PROPS_LIST (
GST_PROPS_FOURCC (GST_STR_FOURCC ("YUYV")),
GST_PROPS_FOURCC (GST_STR_FOURCC ("YUY2"))
),
"height", GST_PROPS_INT_RANGE (16, 4096)
)
);
int
main (int argc, char *argv[])
{
gboolean testret;
gst_init (&argc, &argv);
testret = gst_caps_check_compatibility (GST_CAPS_GET (mp1parsecaps), GST_CAPS_GET (rawcaps));
g_print ("4 <-> 2 == %d (invalid, wrong major type)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (mp1parsecaps), GST_CAPS_GET (sinkcaps));
g_print ("4 <-> 1 == %d (valid, subset)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (sinkcaps), GST_CAPS_GET (mp1parsecaps));
g_print ("1 <-> 4 == %d (invalid, superset)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (rawcaps), GST_CAPS_GET (rawcaps2));
g_print ("2 <-> 3 == %d (invalid, ranges)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (rawcaps), GST_CAPS_GET (rawcaps3));
g_print ("2 <-> 5 == %d (valid)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (rawcaps3), GST_CAPS_GET (rawcaps));
g_print ("5 <-> 2 == %d (invalid)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (rawcaps2), GST_CAPS_GET (rawcaps3));
g_print ("3 <-> 5 == %d (valid)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (rawcaps2), GST_CAPS_GET (rawcaps));
g_print ("3 <-> 2 == %d (invalid, property missing in source)\n", testret);
testret = gst_caps_check_compatibility (GST_CAPS_GET (rawcaps), GST_CAPS_GET (rawcaps));
g_print ("2 <-> 2 == %d (valid, same caps)\n", testret);
return 0;
}