mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-21 07:46:38 +00:00
64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
|
/*
|
||
|
|
* Copyright (C) 2004 Benjamin Otte <in7y118@public.uni-hamburg.de>
|
||
|
|
*
|
||
|
|
* This library is free software; you can redistribute it and/or
|
||
|
|
* modify it under the terms of the GNU General Public
|
||
|
|
* License as published by the Free Software Foundation; either
|
||
|
|
* version 2 of the License, or (at your option) any later version.
|
||
|
|
*
|
||
|
|
* This library is distributed in the hope that it will be useful,
|
||
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||
|
|
* General Public License for more details.
|
||
|
|
*
|
||
|
|
* You should have received a copy of the GNU General Public
|
||
|
|
* License along with this library; if not, write to the Free
|
||
|
|
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <gst/gst.h>
|
||
|
|
|
||
|
|
static void
|
||
|
|
check_caps (const gchar * set, const gchar * subset)
|
||
|
|
{
|
||
|
|
GstCaps *one, *two, *test, *test2;
|
||
|
|
|
||
|
|
g_print (" A = %s\n", set);
|
||
|
|
one = gst_caps_from_string (set);
|
||
|
|
g_print (" B = %s\n", subset);
|
||
|
|
two = gst_caps_from_string (subset);
|
||
|
|
/* basics */
|
||
|
|
test = gst_caps_subtract (one, one);
|
||
|
|
g_assert (gst_caps_is_empty (test));
|
||
|
|
gst_caps_free (test);
|
||
|
|
test = gst_caps_subtract (two, two);
|
||
|
|
g_assert (gst_caps_is_empty (test));
|
||
|
|
gst_caps_free (test);
|
||
|
|
test = gst_caps_subtract (two, one);
|
||
|
|
g_assert (gst_caps_is_empty (test));
|
||
|
|
gst_caps_free (test);
|
||
|
|
/* now the nice part */
|
||
|
|
test = gst_caps_subtract (one, two);
|
||
|
|
g_assert (!gst_caps_is_empty (test));
|
||
|
|
g_print (" A - B = %s\n", gst_caps_to_string (test));
|
||
|
|
test2 = gst_caps_union (test, two);
|
||
|
|
g_print ("A - B + B = %s\n", gst_caps_to_string (test2));
|
||
|
|
gst_caps_free (test);
|
||
|
|
test = gst_caps_subtract (test2, one);
|
||
|
|
g_assert (gst_caps_is_empty (test));
|
||
|
|
gst_caps_free (test);
|
||
|
|
}
|
||
|
|
|
||
|
|
gint
|
||
|
|
main (gint argc, gchar ** argv)
|
||
|
|
{
|
||
|
|
gst_init (&argc, &argv);
|
||
|
|
|
||
|
|
check_caps ("some/mime, _int = [ 1, 2 ], list = { \"A\", \"B\", \"C\" }",
|
||
|
|
"some/mime, _int = 1, list = \"A\"");
|
||
|
|
check_caps ("some/mime, _double = (double) 1.0; other/mime, _int = { 1, 2 }",
|
||
|
|
"some/mime, _double = (double) 1.0");
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|