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/*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <limits.h>
#include <stdio.h>
#include "libavutil/common.h"
#include "libavutil/error.h"
#include "libavutil/log.h"
#include "libavutil/mem.h"
#include "libavutil/rational.h"
#include "libavutil/opt.h"
typedef struct TestContext {
const AVClass *class;
int num;
int toggle;
char *string;
int flags;
AVRational rational;
} TestContext;
#define OFFSET(x) offsetof(TestContext, x)
#define TEST_FLAG_COOL 01
#define TEST_FLAG_LAME 02
#define TEST_FLAG_MU 04
static const AVOption test_options[] = {
{ "num", "set num", OFFSET(num), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100 },
{ "toggle", "set toggle", OFFSET(toggle), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1 },
{ "rational", "set rational", OFFSET(rational), AV_OPT_TYPE_RATIONAL, { .dbl = 0 }, 0, 10 },
{ "string", "set string", OFFSET(string), AV_OPT_TYPE_STRING, { 0 }, CHAR_MIN, CHAR_MAX },
{ "flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, { .i64 = 0 }, 0, INT_MAX, 0, "flags"},
{ "cool", "set cool flag ", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_COOL }, INT_MIN, INT_MAX, 0, "flags"},
{ "lame", "set lame flag ", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_LAME }, INT_MIN, INT_MAX, 0, "flags"},
{ "mu", "set mu flag ", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_MU }, INT_MIN, INT_MAX, 0, "flags"},
{ NULL },
};
static const char *test_get_name(void *ctx)
{
return "test";
}
static const AVClass test_class = {
.class_name = "TestContext",
.item_name = test_get_name,
.option = test_options,
};
int main(void)
{
int i;
TestContext test_ctx = { .class = &test_class };
static const char *options[] = {
"",
":",
"=",
"foo=:",
":=foo",
"=foo",
"foo=",
"foo",
"foo=val",
"foo==val",
"toggle=:",
"string=:",
"toggle=1 : foo",
"toggle=100",
"toggle==1",
"flags=+mu-lame : num=42: toggle=0",
"num=42 : string=blahblah",
"rational=0 : rational=1/2 : rational=1/-1",
"rational=-1/0",
};
printf("\nTesting av_set_options_string()\n");
av_opt_set_defaults(&test_ctx);
test_ctx.string = av_strdup("default");
if (!test_ctx.string)
return AVERROR(ENOMEM);
av_log_set_level(AV_LOG_DEBUG);
for (i = 0; i < FF_ARRAY_ELEMS(options); i++) {
av_log(&test_ctx, AV_LOG_DEBUG, "Setting options string '%s'\n", options[i]);
if (av_set_options_string(&test_ctx, options[i], "=", ":") < 0)
av_log(&test_ctx, AV_LOG_ERROR, "Error setting options string: '%s'\n", options[i]);
printf("\n");
}
return 0;
}
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