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swscale/tests/swscale: split parse_options() out of main()

Browse Source 
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Ramiro Polla <ramiro.polla@gmail.com>
This commit is contained in:
Ramiro Polla
2026-02-27 22:12:31 +01:00
parent 953efc9f56
commit f83c9718ec
1 changed files with 49 additions and 41 deletions
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90
libswscale/tests/swscale.c
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@@ -517,25 +517,8 @@ static int run_file_tests(const AVFrame *ref, FILE *fp, struct options opts)
return 0;
}
int main(int argc, char **argv)
static int parse_options(int argc, char **argv, struct options *opts, FILE **fp)
{
struct options opts = {
.src_fmt = AV_PIX_FMT_NONE,
.dst_fmt = AV_PIX_FMT_NONE,
.w = 96,
.h = 96,
.threads = 1,
.iters = 1,
.prob = 1.0,
.flags = -1,
.dither = -1,
};
AVFrame *rgb = NULL, *ref = NULL;
FILE *fp = NULL;
AVLFG rand;
int ret = -1;
for (int i = 1; i < argc; i += 2) {
if (!strcmp(argv[i], "-help") || !strcmp(argv[i], "--help")) {
fprintf(stderr,
@@ -566,68 +549,93 @@ int main(int argc, char **argv)
" -v <level>\n"
" Enable log verbosity at given level\n"
);
return 0;
exit(0);
}
if (argv[i][0] != '-' || i + 1 == argc)
goto bad_option;
if (!strcmp(argv[i], "-ref")) {
fp = fopen(argv[i + 1], "r");
if (!fp) {
*fp = fopen(argv[i + 1], "r");
if (!*fp) {
fprintf(stderr, "could not open '%s'\n", argv[i + 1]);
goto error;
return -1;
}
} else if (!strcmp(argv[i], "-cpuflags")) {
unsigned flags = av_get_cpu_flags();
int res = av_parse_cpu_caps(&flags, argv[i + 1]);
if (res < 0) {
fprintf(stderr, "invalid cpu flags %s\n", argv[i + 1]);
goto error;
return -1;
}
av_force_cpu_flags(flags);
} else if (!strcmp(argv[i], "-src")) {
opts.src_fmt = av_get_pix_fmt(argv[i + 1]);
if (opts.src_fmt == AV_PIX_FMT_NONE) {
opts->src_fmt = av_get_pix_fmt(argv[i + 1]);
if (opts->src_fmt == AV_PIX_FMT_NONE) {
fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]);
goto error;
return -1;
}
} else if (!strcmp(argv[i], "-dst")) {
opts.dst_fmt = av_get_pix_fmt(argv[i + 1]);
if (opts.dst_fmt == AV_PIX_FMT_NONE) {
opts->dst_fmt = av_get_pix_fmt(argv[i + 1]);
if (opts->dst_fmt == AV_PIX_FMT_NONE) {
fprintf(stderr, "invalid pixel format %s\n", argv[i + 1]);
goto error;
return -1;
}
} else if (!strcmp(argv[i], "-bench")) {
opts.bench = 1;
opts.iters = atoi(argv[i + 1]);
opts.iters = FFMAX(opts.iters, 1);
opts.w = 1920;
opts.h = 1080;
opts->bench = 1;
opts->iters = atoi(argv[i + 1]);
opts->iters = FFMAX(opts->iters, 1);
opts->w = 1920;
opts->h = 1080;
} else if (!strcmp(argv[i], "-flags")) {
SwsContext *dummy = sws_alloc_context();
const AVOption *flags_opt = av_opt_find(dummy, "sws_flags", NULL, 0, 0);
ret = av_opt_eval_flags(dummy, flags_opt, argv[i + 1], &opts.flags);
int ret = av_opt_eval_flags(dummy, flags_opt, argv[i + 1], &opts->flags);
sws_free_context(&dummy);
if (ret < 0) {
fprintf(stderr, "invalid flags %s\n", argv[i + 1]);
goto error;
return -1;
}
} else if (!strcmp(argv[i], "-dither")) {
opts.dither = atoi(argv[i + 1]);
opts->dither = atoi(argv[i + 1]);
} else if (!strcmp(argv[i], "-unscaled")) {
opts.unscaled = atoi(argv[i + 1]);
opts->unscaled = atoi(argv[i + 1]);
} else if (!strcmp(argv[i], "-threads")) {
opts.threads = atoi(argv[i + 1]);
opts->threads = atoi(argv[i + 1]);
} else if (!strcmp(argv[i], "-p")) {
opts.prob = atof(argv[i + 1]);
opts->prob = atof(argv[i + 1]);
} else if (!strcmp(argv[i], "-v")) {
av_log_set_level(atoi(argv[i + 1]));
} else {
bad_option:
fprintf(stderr, "bad option or argument missing (%s) see -help\n", argv[i]);
goto error;
return -1;
}
}
return 0;
}
int main(int argc, char **argv)
{
struct options opts = {
.src_fmt = AV_PIX_FMT_NONE,
.dst_fmt = AV_PIX_FMT_NONE,
.w = 96,
.h = 96,
.threads = 1,
.iters = 1,
.prob = 1.0,
.flags = -1,
.dither = -1,
};
AVFrame *rgb = NULL, *ref = NULL;
FILE *fp = NULL;
AVLFG rand;
int ret = -1;
if (parse_options(argc, argv, &opts, &fp) < 0)
goto error;
ff_sfc64_init(&prng_state, 0, 0, 0, 12);
av_lfg_init(&rand, 1);
signal(SIGINT, exit_handler);