gstreamer/tests/old/testsuite/enumcaps/enumcaps.c

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/* GStreamer test
* (c) 2004 Ronald Bultje <rbultje@ronald.bitfreak.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gst/gst.h>
typedef enum
{
TEST_YES,
TEST_NO
}
TestBool;
#define TEST_BOOL_TYPE (test_bool_get_type ())
GType
test_bool_get_type (void)
{
static GType etype = 0;
if (etype == 0) {
static const GEnumValue values[] = {
{TEST_YES, "TEST_YES", "yes"},
{TEST_NO, "TEST_NO", "no"},
{0, NULL, NULL}
};
etype = g_enum_register_static ("TestBool", values);
}
return etype;
}
gint
main (gint argc, gchar * argv[])
{
gchar *str;
GstCaps *caps, *res_caps;
GstStructure *strc;
GValue value = { 0 };
TestBool yes, no;
/* register multichannel type */
gst_init (&argc, &argv);
test_bool_get_type ();
/* test some caps */
caps = gst_caps_new_simple ("application/x-gst-test", NULL);
str = gst_caps_to_string (caps);
g_assert (str);
g_free (str);
/* set enums in list */
strc = gst_caps_get_structure (caps, 0);
g_value_init (&value, TEST_BOOL_TYPE);
g_value_set_enum (&value, TEST_YES);
gst_structure_set_value (strc, "yes", &value);
g_value_set_enum (&value, TEST_NO);
gst_structure_set_value (strc, "no", &value);
g_value_unset (&value);
/* test to-/from-string conversions for enums */
str = gst_caps_to_string (caps);
g_assert (str);
res_caps = gst_caps_from_string (str);
g_free (str);
/* see if all worked */
strc = gst_caps_get_structure (res_caps, 0);
yes = g_value_get_enum (gst_structure_get_value (strc, "yes"));
no = g_value_get_enum (gst_structure_get_value (strc, "no"));
g_assert (yes == TEST_YES && no == TEST_NO);
gst_caps_free (caps);
gst_caps_free (res_caps);
/* yes */
return 0;
}