| /* |
| * This file is part of FFmpeg. |
| * |
| * FFmpeg 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. |
| * |
| * FFmpeg 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 FFmpeg; 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/channel_layout.h" |
| #include "libavutil/error.h" |
| #include "libavutil/log.h" |
| #include "libavutil/mem.h" |
| #include "libavutil/rational.h" |
| #include "libavutil/opt.h" |
| #include "libavutil/pixdesc.h" |
| |
| typedef struct TestContext { |
| const AVClass *class; |
| int num; |
| int toggle; |
| char *string; |
| int flags; |
| AVRational rational; |
| AVRational video_rate; |
| int w, h; |
| enum AVPixelFormat pix_fmt; |
| enum AVSampleFormat sample_fmt; |
| int64_t duration; |
| uint8_t color[4]; |
| int64_t channel_layout; |
| void *binary; |
| int binary_size; |
| void *binary1; |
| int binary_size1; |
| void *binary2; |
| int binary_size2; |
| int64_t num64; |
| float flt; |
| double dbl; |
| char *escape; |
| int bool1; |
| int bool2; |
| int bool3; |
| AVDictionary *dict1; |
| AVDictionary *dict2; |
| } 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, 1 }, |
| {"toggle", "set toggle", OFFSET(toggle), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, 1 }, |
| {"rational", "set rational", OFFSET(rational), AV_OPT_TYPE_RATIONAL, { .dbl = 1 }, 0, 10, 1 }, |
| {"string", "set string", OFFSET(string), AV_OPT_TYPE_STRING, { .str = "default" }, CHAR_MIN, CHAR_MAX, 1 }, |
| {"escape", "set escape str", OFFSET(escape), AV_OPT_TYPE_STRING, { .str = "\\=," }, CHAR_MIN, CHAR_MAX, 1 }, |
| {"flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, { .i64 = 1 }, 0, INT_MAX, 1, "flags" }, |
| {"cool", "set cool flag", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_COOL }, INT_MIN, INT_MAX, 1, "flags" }, |
| {"lame", "set lame flag", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_LAME }, INT_MIN, INT_MAX, 1, "flags" }, |
| {"mu", "set mu flag", 0, AV_OPT_TYPE_CONST, { .i64 = TEST_FLAG_MU }, INT_MIN, INT_MAX, 1, "flags" }, |
| {"size", "set size", OFFSET(w), AV_OPT_TYPE_IMAGE_SIZE, { .str="200x300" }, 0, 0, 1 }, |
| {"pix_fmt", "set pixfmt", OFFSET(pix_fmt), AV_OPT_TYPE_PIXEL_FMT, { .i64 = AV_PIX_FMT_0BGR }, -1, INT_MAX, 1 }, |
| {"sample_fmt", "set samplefmt", OFFSET(sample_fmt), AV_OPT_TYPE_SAMPLE_FMT, { .i64 = AV_SAMPLE_FMT_S16 }, -1, INT_MAX, 1 }, |
| {"video_rate", "set videorate", OFFSET(video_rate), AV_OPT_TYPE_VIDEO_RATE, { .str = "25" }, 0, INT_MAX, 1 }, |
| {"duration", "set duration", OFFSET(duration), AV_OPT_TYPE_DURATION, { .i64 = 1000 }, 0, INT64_MAX, 1 }, |
| {"color", "set color", OFFSET(color), AV_OPT_TYPE_COLOR, { .str = "pink" }, 0, 0, 1 }, |
| {"cl", "set channel layout", OFFSET(channel_layout), AV_OPT_TYPE_CHANNEL_LAYOUT, { .i64 = AV_CH_LAYOUT_HEXAGONAL }, 0, INT64_MAX, 1 }, |
| {"bin", "set binary value", OFFSET(binary), AV_OPT_TYPE_BINARY, { .str="62696e00" }, 0, 0, 1 }, |
| {"bin1", "set binary value", OFFSET(binary1), AV_OPT_TYPE_BINARY, { .str=NULL }, 0, 0, 1 }, |
| {"bin2", "set binary value", OFFSET(binary2), AV_OPT_TYPE_BINARY, { .str="" }, 0, 0, 1 }, |
| {"num64", "set num 64bit", OFFSET(num64), AV_OPT_TYPE_INT64, { .i64 = 1 }, 0, 100, 1 }, |
| {"flt", "set float", OFFSET(flt), AV_OPT_TYPE_FLOAT, { .dbl = 1.0 / 3 }, 0, 100, 1 }, |
| {"dbl", "set double", OFFSET(dbl), AV_OPT_TYPE_DOUBLE, { .dbl = 1.0 / 3 }, 0, 100, 1 }, |
| {"bool1", "set boolean value", OFFSET(bool1), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, 1 }, |
| {"bool2", "set boolean value", OFFSET(bool2), AV_OPT_TYPE_BOOL, { .i64 = 1 }, -1, 1, 1 }, |
| {"bool3", "set boolean value", OFFSET(bool3), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, 1 }, |
| {"dict1", "set dictionary value", OFFSET(dict1), AV_OPT_TYPE_DICT, { .str = NULL}, 0, 0, 1 }, |
| {"dict2", "set dictionary value", OFFSET(dict2), AV_OPT_TYPE_DICT, { .str = "happy=':-)'"}, 0, 0, 1 }, |
| { 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, |
| }; |
| |
| static void log_callback_help(void *ptr, int level, const char *fmt, va_list vl) |
| { |
| vfprintf(stdout, fmt, vl); |
| } |
| |
| int main(void) |
| { |
| int i; |
| |
| av_log_set_level(AV_LOG_DEBUG); |
| av_log_set_callback(log_callback_help); |
| |
| printf("Testing default values\n"); |
| { |
| TestContext test_ctx = { 0 }; |
| test_ctx.class = &test_class; |
| av_opt_set_defaults(&test_ctx); |
| |
| printf("num=%d\n", test_ctx.num); |
| printf("toggle=%d\n", test_ctx.toggle); |
| printf("string=%s\n", test_ctx.string); |
| printf("escape=%s\n", test_ctx.escape); |
| printf("flags=%d\n", test_ctx.flags); |
| printf("rational=%d/%d\n", test_ctx.rational.num, test_ctx.rational.den); |
| printf("video_rate=%d/%d\n", test_ctx.video_rate.num, test_ctx.video_rate.den); |
| printf("width=%d height=%d\n", test_ctx.w, test_ctx.h); |
| printf("pix_fmt=%s\n", av_get_pix_fmt_name(test_ctx.pix_fmt)); |
| printf("sample_fmt=%s\n", av_get_sample_fmt_name(test_ctx.sample_fmt)); |
| printf("duration=%"PRId64"\n", test_ctx.duration); |
| printf("color=%d %d %d %d\n", test_ctx.color[0], test_ctx.color[1], test_ctx.color[2], test_ctx.color[3]); |
| printf("channel_layout=%"PRId64"=%"PRId64"\n", test_ctx.channel_layout, (int64_t)AV_CH_LAYOUT_HEXAGONAL); |
| if (test_ctx.binary) |
| 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]); |
| printf("binary_size=%d\n", test_ctx.binary_size); |
| printf("num64=%"PRId64"\n", test_ctx.num64); |
| printf("flt=%.6f\n", test_ctx.flt); |
| printf("dbl=%.6f\n", test_ctx.dbl); |
| |
| av_opt_show2(&test_ctx, NULL, -1, 0); |
| |
| av_opt_free(&test_ctx); |
| } |
| |
| printf("\nTesting av_opt_is_set_to_default()\n"); |
| { |
| int ret; |
| TestContext test_ctx = { 0 }; |
| const AVOption *o = NULL; |
| test_ctx.class = &test_class; |
| |
| av_log_set_level(AV_LOG_QUIET); |
| |
| while (o = av_opt_next(&test_ctx, o)) { |
| ret = av_opt_is_set_to_default_by_name(&test_ctx, o->name, 0); |
| printf("name:%10s default:%d error:%s\n", o->name, !!ret, ret < 0 ? av_err2str(ret) : ""); |
| } |
| av_opt_set_defaults(&test_ctx); |
| while (o = av_opt_next(&test_ctx, o)) { |
| ret = av_opt_is_set_to_default_by_name(&test_ctx, o->name, 0); |
| printf("name:%10s default:%d error:%s\n", o->name, !!ret, ret < 0 ? av_err2str(ret) : ""); |
| } |
| av_opt_free(&test_ctx); |
| } |
| |
| printf("\nTesting av_opt_get/av_opt_set()\n"); |
| { |
| TestContext test_ctx = { 0 }; |
| TestContext test2_ctx = { 0 }; |
| const AVOption *o = NULL; |
| test_ctx.class = &test_class; |
| test2_ctx.class = &test_class; |
| |
| av_log_set_level(AV_LOG_QUIET); |
| |
| av_opt_set_defaults(&test_ctx); |
| |
| while (o = av_opt_next(&test_ctx, o)) { |
| char *value1 = NULL; |
| char *value2 = NULL; |
| int ret1 = AVERROR_BUG; |
| int ret2 = AVERROR_BUG; |
| int ret3 = AVERROR_BUG; |
| |
| if (o->type == AV_OPT_TYPE_CONST) |
| continue; |
| |
| ret1 = av_opt_get(&test_ctx, o->name, 0, (uint8_t **)&value1); |
| if (ret1 >= 0) { |
| ret2 = av_opt_set(&test2_ctx, o->name, value1, 0); |
| if (ret2 >= 0) |
| ret3 = av_opt_get(&test2_ctx, o->name, 0, (uint8_t **)&value2); |
| } |
| |
| printf("name: %-11s get: %-16s set: %-16s get: %-16s %s\n", o->name, |
| ret1 >= 0 ? value1 : av_err2str(ret1), |
| ret2 >= 0 ? "OK" : av_err2str(ret2), |
| ret3 >= 0 ? value2 : av_err2str(ret3), |
| ret1 >= 0 && ret2 >= 0 && ret3 >= 0 && !strcmp(value1, value2) ? "OK" : "Mismatch"); |
| av_free(value1); |
| av_free(value2); |
| } |
| av_opt_free(&test_ctx); |
| av_opt_free(&test2_ctx); |
| } |
| |
| printf("\nTest av_opt_serialize()\n"); |
| { |
| TestContext test_ctx = { 0 }; |
| char *buf; |
| test_ctx.class = &test_class; |
| |
| av_log_set_level(AV_LOG_QUIET); |
| |
| av_opt_set_defaults(&test_ctx); |
| if (av_opt_serialize(&test_ctx, 0, 0, &buf, '=', ',') >= 0) { |
| printf("%s\n", buf); |
| av_opt_free(&test_ctx); |
| memset(&test_ctx, 0, sizeof(test_ctx)); |
| test_ctx.class = &test_class; |
| av_set_options_string(&test_ctx, buf, "=", ","); |
| av_free(buf); |
| if (av_opt_serialize(&test_ctx, 0, 0, &buf, '=', ',') >= 0) { |
| printf("%s\n", buf); |
| av_free(buf); |
| } |
| } |
| av_opt_free(&test_ctx); |
| } |
| |
| printf("\nTesting av_set_options_string()\n"); |
| { |
| TestContext test_ctx = { 0 }; |
| static const char * const 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", |
| "size=1024x768", |
| "size=pal", |
| "size=bogus", |
| "pix_fmt=yuv420p", |
| "pix_fmt=2", |
| "pix_fmt=bogus", |
| "sample_fmt=s16", |
| "sample_fmt=2", |
| "sample_fmt=bogus", |
| "video_rate=pal", |
| "video_rate=25", |
| "video_rate=30000/1001", |
| "video_rate=30/1.001", |
| "video_rate=bogus", |
| "duration=bogus", |
| "duration=123.45", |
| "duration=1\\:23\\:45.67", |
| "color=blue", |
| "color=0x223300", |
| "color=0x42FF07AA", |
| "cl=stereo+downmix", |
| "cl=foo", |
| "bin=boguss", |
| "bin=111", |
| "bin=ffff", |
| "num64=bogus", |
| "num64=44", |
| "num64=44.4", |
| "num64=-1", |
| "num64=101", |
| "flt=bogus", |
| "flt=2", |
| "flt=2.2", |
| "flt=-1", |
| "flt=101", |
| "dbl=bogus", |
| "dbl=2", |
| "dbl=2.2", |
| "dbl=-1", |
| "dbl=101", |
| "bool1=true", |
| "bool2=auto", |
| "dict1='happy=\\:-):sad=\\:-('", |
| }; |
| |
| test_ctx.class = &test_class; |
| av_opt_set_defaults(&test_ctx); |
| |
| av_log_set_level(AV_LOG_QUIET); |
| |
| for (i=0; i < FF_ARRAY_ELEMS(options); i++) { |
| int silence_log = !strcmp(options[i], "rational=-1/0"); // inf formating differs between platforms |
| av_log(&test_ctx, AV_LOG_DEBUG, "Setting options string '%s'\n", options[i]); |
| if (silence_log) |
| av_log_set_callback(NULL); |
| if (av_set_options_string(&test_ctx, options[i], "=", ":") < 0) |
| printf("Error '%s'\n", options[i]); |
| else |
| printf("OK '%s'\n", options[i]); |
| av_log_set_callback(log_callback_help); |
| } |
| av_opt_free(&test_ctx); |
| } |
| |
| printf("\nTesting av_opt_set_from_string()\n"); |
| { |
| TestContext test_ctx = { 0 }; |
| static const char * const options[] = { |
| "", |
| "5", |
| "5:hello", |
| "5:hello:size=pal", |
| "5:size=pal:hello", |
| ":", |
| "=", |
| " 5 : hello : size = pal ", |
| "a_very_long_option_name_that_will_need_to_be_ellipsized_around_here=42" |
| }; |
| static const char * const shorthand[] = { "num", "string", NULL }; |
| |
| test_ctx.class = &test_class; |
| av_opt_set_defaults(&test_ctx); |
| |
| av_log_set_level(AV_LOG_QUIET); |
| |
| 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_opt_set_from_string(&test_ctx, options[i], shorthand, "=", ":") < 0) |
| printf("Error '%s'\n", options[i]); |
| else |
| printf("OK '%s'\n", options[i]); |
| } |
| av_opt_free(&test_ctx); |
| } |
| |
| return 0; |
| } |
