mirror of https://git.ffmpeg.org/ffmpeg.git
316 lines
12 KiB
C
316 lines
12 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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/channel_layout.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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#include "libavutil/pixdesc.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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AVRational video_rate;
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int w, h;
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enum AVPixelFormat pix_fmt;
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enum AVSampleFormat sample_fmt;
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int64_t duration;
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uint8_t color[4];
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int64_t channel_layout;
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void *binary;
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int binary_size;
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void *binary1;
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int binary_size1;
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void *binary2;
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int binary_size2;
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int64_t num64;
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float flt;
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double dbl;
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char *escape;
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int bool1;
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int bool2;
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int bool3;
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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, 1 },
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{"toggle", "set toggle", OFFSET(toggle), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, 1 },
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{"rational", "set rational", OFFSET(rational), AV_OPT_TYPE_RATIONAL, { .dbl = 1 }, 0, 10, 1 },
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{"string", "set string", OFFSET(string), AV_OPT_TYPE_STRING, { .str = "default" }, CHAR_MIN, CHAR_MAX, 1 },
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{"escape", "set escape str", OFFSET(escape), AV_OPT_TYPE_STRING, { .str = "\\=," }, CHAR_MIN, CHAR_MAX, 1 },
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{"flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, { .i64 = 1 }, 0, INT_MAX, 1, "flags" },
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{"cool", "set cool flag", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_COOL }, INT_MIN, INT_MAX, 1, "flags" },
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{"lame", "set lame flag", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_LAME }, INT_MIN, INT_MAX, 1, "flags" },
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{"mu", "set mu flag", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_MU }, INT_MIN, INT_MAX, 1, "flags" },
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{"size", "set size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, { .str="200x300" }, 0, 0, 1 },
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{"pix_fmt", "set pixfmt", OFFSET(pix_fmt), AV_OPT_TYPE_PIXEL_FMT, { .i64 = AV_PIX_FMT_0BGR }, -1, INT_MAX, 1 },
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{"sample_fmt", "set samplefmt", OFFSET(sample_fmt), AV_OPT_TYPE_SAMPLE_FMT, { .i64 = AV_SAMPLE_FMT_S16 }, -1, INT_MAX, 1 },
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{"video_rate", "set videorate", OFFSET(video_rate), AV_OPT_TYPE_VIDEO_RATE, { .str = "25" }, 0, INT_MAX, 1 },
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{"duration", "set duration", OFFSET(duration), AV_OPT_TYPE_DURATION, { .i64 = 1000 }, 0, INT64_MAX, 1 },
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{"color", "set color", OFFSET(color), AV_OPT_TYPE_COLOR, { .str = "pink" }, 0, 0, 1 },
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{"cl", "set channel layout", OFFSET(channel_layout), AV_OPT_TYPE_CHANNEL_LAYOUT, { .i64 = AV_CH_LAYOUT_HEXAGONAL }, 0, INT64_MAX, 1 },
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{"bin", "set binary value", OFFSET(binary), AV_OPT_TYPE_BINARY, { .str="62696e00" }, 0, 0, 1 },
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{"bin1", "set binary value", OFFSET(binary1), AV_OPT_TYPE_BINARY, { .str=NULL }, 0, 0, 1 },
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{"bin2", "set binary value", OFFSET(binary2), AV_OPT_TYPE_BINARY, { .str="" }, 0, 0, 1 },
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{"num64", "set num 64bit", OFFSET(num64), AV_OPT_TYPE_INT64, { .i64 = 1 }, 0, 100, 1 },
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{"flt", "set float", OFFSET(flt), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 / 3 }, 0, 100, 1 },
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{"dbl", "set double", OFFSET(dbl), AV_OPT_TYPE_DOUBLE, { .dbl = 1.0 / 3 }, 0, 100, 1 },
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{"bool1", "set boolean value", OFFSET(bool1), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, 1 },
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{"bool2", "set boolean value", OFFSET(bool2), AV_OPT_TYPE_BOOL, { .i64 = 1 }, -1, 1, 1 },
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{"bool3", "set boolean value", OFFSET(bool3), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, 1 },
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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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.class_name = "TestContext",
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.item_name = test_get_name,
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.option = test_options,
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};
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static void log_callback_help(void *ptr, int level, const char *fmt, va_list vl)
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{
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vfprintf(stdout, fmt, vl);
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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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av_log_set_level(AV_LOG_DEBUG);
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av_log_set_callback(log_callback_help);
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printf("Testing default values\n");
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{
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TestContext test_ctx = { 0 };
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test_ctx.class = &test_class;
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av_opt_set_defaults(&test_ctx);
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printf("num=%d\n", test_ctx.num);
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printf("toggle=%d\n", test_ctx.toggle);
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printf("string=%s\n", test_ctx.string);
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printf("escape=%s\n", test_ctx.escape);
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printf("flags=%d\n", test_ctx.flags);
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printf("rational=%d/%d\n", test_ctx.rational.num, test_ctx.rational.den);
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printf("video_rate=%d/%d\n", test_ctx.video_rate.num, test_ctx.video_rate.den);
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printf("width=%d height=%d\n", test_ctx.w, test_ctx.h);
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printf("pix_fmt=%s\n", av_get_pix_fmt_name(test_ctx.pix_fmt));
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printf("sample_fmt=%s\n", av_get_sample_fmt_name(test_ctx.sample_fmt));
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printf("duration=%"PRId64"\n", test_ctx.duration);
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printf("color=%d %d %d %d\n", test_ctx.color[0], test_ctx.color[1], test_ctx.color[2], test_ctx.color[3]);
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printf("channel_layout=%"PRId64"=%"PRId64"\n", test_ctx.channel_layout, (int64_t)AV_CH_LAYOUT_HEXAGONAL);
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if (test_ctx.binary)
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printf("binary=%x %x %x %x\n", ((uint8_t*)test_ctx.binary)[0], ((uint8_t*)test_ctx.binary)[1], ((uint8_t*)test_ctx.binary)[2], ((uint8_t*)test_ctx.binary)[3]);
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printf("binary_size=%d\n", test_ctx.binary_size);
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printf("num64=%"PRId64"\n", test_ctx.num64);
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printf("flt=%.6f\n", test_ctx.flt);
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printf("dbl=%.6f\n", test_ctx.dbl);
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av_opt_show2(&test_ctx, NULL, -1, 0);
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av_opt_free(&test_ctx);
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}
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printf("\nTesting av_opt_is_set_to_default()\n");
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{
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int ret;
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TestContext test_ctx = { 0 };
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const AVOption *o = NULL;
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test_ctx.class = &test_class;
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av_log_set_level(AV_LOG_QUIET);
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while (o = av_opt_next(&test_ctx, o)) {
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ret = av_opt_is_set_to_default_by_name(&test_ctx, o->name, 0);
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printf("name:%10s default:%d error:%s\n", o->name, !!ret, ret < 0 ? av_err2str(ret) : "");
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}
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av_opt_set_defaults(&test_ctx);
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while (o = av_opt_next(&test_ctx, o)) {
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ret = av_opt_is_set_to_default_by_name(&test_ctx, o->name, 0);
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printf("name:%10s default:%d error:%s\n", o->name, !!ret, ret < 0 ? av_err2str(ret) : "");
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}
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av_opt_free(&test_ctx);
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}
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printf("\nTest av_opt_serialize()\n");
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{
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TestContext test_ctx = { 0 };
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char *buf;
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int ret;
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test_ctx.class = &test_class;
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av_log_set_level(AV_LOG_QUIET);
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av_opt_set_defaults(&test_ctx);
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if (av_opt_serialize(&test_ctx, 0, 0, &buf, '=', ',') >= 0) {
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printf("%s\n", buf);
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av_opt_free(&test_ctx);
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memset(&test_ctx, 0, sizeof(test_ctx));
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test_ctx.class = &test_class;
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ret = av_set_options_string(&test_ctx, buf, "=", ",");
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av_free(buf);
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if (ret < 0)
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printf("Error ret '%d'\n", ret);
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if (av_opt_serialize(&test_ctx, 0, 0, &buf, '=', ',') >= 0) {
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printf("%s\n", buf);
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av_free(buf);
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}
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}
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av_opt_free(&test_ctx);
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}
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printf("\nTesting av_set_options_string()\n");
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{
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TestContext test_ctx = { 0 };
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static const char * const 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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"size=1024x768",
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"size=pal",
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"size=bogus",
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"pix_fmt=yuv420p",
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"pix_fmt=2",
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"pix_fmt=bogus",
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"sample_fmt=s16",
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"sample_fmt=2",
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"sample_fmt=bogus",
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"video_rate=pal",
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"video_rate=25",
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"video_rate=30000/1001",
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"video_rate=30/1.001",
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"video_rate=bogus",
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"duration=bogus",
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"duration=123.45",
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"duration=1\\:23\\:45.67",
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"color=blue",
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"color=0x223300",
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"color=0x42FF07AA",
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"cl=stereo+downmix",
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"cl=foo",
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"bin=boguss",
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"bin=111",
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"bin=ffff",
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"num64=bogus",
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"num64=44",
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"num64=44.4",
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"num64=-1",
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"num64=101",
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"flt=bogus",
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"flt=2",
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"flt=2.2",
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"flt=-1",
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"flt=101",
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"dbl=bogus",
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"dbl=2",
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"dbl=2.2",
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"dbl=-1",
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"dbl=101",
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"bool1=true",
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"bool2=auto",
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};
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test_ctx.class = &test_class;
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av_opt_set_defaults(&test_ctx);
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av_log_set_level(AV_LOG_QUIET);
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for (i=0; i < FF_ARRAY_ELEMS(options); i++) {
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int silence_log = !strcmp(options[i], "rational=-1/0"); // inf formating differs between platforms
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av_log(&test_ctx, AV_LOG_DEBUG, "Setting options string '%s'\n", options[i]);
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if (silence_log)
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av_log_set_callback(NULL);
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if (av_set_options_string(&test_ctx, options[i], "=", ":") < 0)
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printf("Error '%s'\n", options[i]);
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else
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printf("OK '%s'\n", options[i]);
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av_log_set_callback(log_callback_help);
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}
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av_opt_free(&test_ctx);
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}
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printf("\nTesting av_opt_set_from_string()\n");
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{
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TestContext test_ctx = { 0 };
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static const char * const options[] = {
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"",
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"5",
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"5:hello",
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"5:hello:size=pal",
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"5:size=pal:hello",
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":",
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"=",
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" 5 : hello : size = pal ",
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"a_very_long_option_name_that_will_need_to_be_ellipsized_around_here=42"
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};
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static const char * const shorthand[] = { "num", "string", NULL };
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test_ctx.class = &test_class;
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av_opt_set_defaults(&test_ctx);
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av_log_set_level(AV_LOG_QUIET);
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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_opt_set_from_string(&test_ctx, options[i], shorthand, "=", ":") < 0)
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printf("Error '%s'\n", options[i]);
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else
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printf("OK '%s'\n", options[i]);
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}
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av_opt_free(&test_ctx);
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}
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return 0;
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}
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