mirror of
https://github.com/FFmpeg/FFmpeg.git
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111 lines
3.6 KiB
C
111 lines
3.6 KiB
C
/*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <limits.h>
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#include <stdio.h>
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#include "libavutil/common.h"
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#include "libavutil/error.h"
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#include "libavutil/log.h"
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#include "libavutil/mem.h"
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#include "libavutil/rational.h"
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#include "libavutil/opt.h"
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typedef struct TestContext {
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const AVClass *class;
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int num;
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int toggle;
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char *string;
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int flags;
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AVRational rational;
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} TestContext;
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#define OFFSET(x) offsetof(TestContext, x)
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#define TEST_FLAG_COOL 01
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#define TEST_FLAG_LAME 02
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#define TEST_FLAG_MU 04
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static const AVOption test_options[] = {
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{ "num", "set num", OFFSET(num), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 100 },
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{ "toggle", "set toggle", OFFSET(toggle), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1 },
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{ "rational", "set rational", OFFSET(rational), AV_OPT_TYPE_RATIONAL, { .dbl = 0 }, 0, 10 },
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{ "string", "set string", OFFSET(string), AV_OPT_TYPE_STRING, { 0 }, CHAR_MIN, CHAR_MAX },
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{ "flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, { .i64 = 0 }, 0, INT_MAX, 0, "flags"},
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{ "cool", "set cool flag ", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_COOL }, INT_MIN, INT_MAX, 0, "flags"},
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{ "lame", "set lame flag ", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_LAME }, INT_MIN, INT_MAX, 0, "flags"},
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{ "mu", "set mu flag ", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_MU }, INT_MIN, INT_MAX, 0, "flags"},
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{ NULL },
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};
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static const char *test_get_name(void *ctx)
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{
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return "test";
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}
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static const AVClass test_class = {
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"TestContext",
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test_get_name,
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test_options
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};
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int main(void)
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{
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int i;
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TestContext test_ctx = { .class = &test_class };
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static const char *options[] = {
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"",
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":",
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"=",
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"foo=:",
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":=foo",
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"=foo",
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"foo=",
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"foo",
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"foo=val",
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"foo==val",
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"toggle=:",
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"string=:",
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"toggle=1 : foo",
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"toggle=100",
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"toggle==1",
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"flags=+mu-lame : num=42: toggle=0",
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"num=42 : string=blahblah",
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"rational=0 : rational=1/2 : rational=1/-1",
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"rational=-1/0",
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};
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printf("\nTesting av_set_options_string()\n");
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av_opt_set_defaults(&test_ctx);
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test_ctx.string = av_strdup("default");
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if (!test_ctx.string)
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return AVERROR(ENOMEM);
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av_log_set_level(AV_LOG_DEBUG);
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for (i = 0; i < FF_ARRAY_ELEMS(options); i++) {
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av_log(&test_ctx, AV_LOG_DEBUG, "Setting options string '%s'\n", options[i]);
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if (av_set_options_string(&test_ctx, options[i], "=", ":") < 0)
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av_log(&test_ctx, AV_LOG_ERROR, "Error setting options string: '%s'\n", options[i]);
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printf("\n");
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}
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return 0;
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}
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