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tests/swscale: allow testing only unscaled convertors

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I need this to be able to test the new unscaled conversion code more quickly.
We re-order the flags order to make 0 the first entry, so we don't set any
flags when performing unscaled tests.
This commit is contained in:
Niklas Haas
2025-03-06 12:22:55 +01:00
parent d467ceaa9b
commit 995986e512
1 changed files with 25 additions and 4 deletions
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29
libswscale/tests/swscale.c
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@@ -49,6 +49,7 @@ struct options {
int bench; int bench;
int flags; int flags;
int dither; int dither;
int unscaled;
}; };
struct mode { struct mode {
@@ -57,6 +58,7 @@ struct mode {
}; };
const SwsFlags flags[] = { const SwsFlags flags[] = {
0, // test defaults
SWS_FAST_BILINEAR, SWS_FAST_BILINEAR,
SWS_BILINEAR, SWS_BILINEAR,
SWS_BICUBIC, SWS_BICUBIC,
@@ -64,7 +66,6 @@ const SwsFlags flags[] = {
SWS_POINT, SWS_POINT,
SWS_AREA | SWS_ACCURATE_RND, SWS_AREA | SWS_ACCURATE_RND,
SWS_BICUBIC | SWS_FULL_CHR_H_INT | SWS_FULL_CHR_H_INP, SWS_BICUBIC | SWS_FULL_CHR_H_INT | SWS_FULL_CHR_H_INP,
0, // test defaults
}; };
static FFSFC64 prng_state; static FFSFC64 prng_state;
@@ -255,6 +256,12 @@ static int run_test(enum AVPixelFormat src_fmt, enum AVPixelFormat dst_fmt,
return ret; return ret;
} }
static inline int fmt_is_subsampled(enum AVPixelFormat fmt)
{
return av_pix_fmt_desc_get(fmt)->log2_chroma_w != 0 ||
av_pix_fmt_desc_get(fmt)->log2_chroma_h != 0;
}
static int run_self_tests(const AVFrame *ref, struct options opts) static int run_self_tests(const AVFrame *ref, struct options opts)
{ {
const int dst_w[] = { opts.w, opts.w - opts.w / 3, opts.w + opts.w / 3 }; const int dst_w[] = { opts.w, opts.w - opts.w / 3, opts.w + opts.w / 3 };
@@ -272,13 +279,17 @@ static int run_self_tests(const AVFrame *ref, struct options opts)
dst_fmt_min = dst_fmt_max = opts.dst_fmt; dst_fmt_min = dst_fmt_max = opts.dst_fmt;
for (src_fmt = src_fmt_min; src_fmt <= src_fmt_max; src_fmt++) { for (src_fmt = src_fmt_min; src_fmt <= src_fmt_max; src_fmt++) {
if (opts.unscaled && fmt_is_subsampled(src_fmt))
continue;
if (!sws_test_format(src_fmt, 0) || !sws_test_format(src_fmt, 1)) if (!sws_test_format(src_fmt, 0) || !sws_test_format(src_fmt, 1))
continue; continue;
for (dst_fmt = dst_fmt_min; dst_fmt <= dst_fmt_max; dst_fmt++) { for (dst_fmt = dst_fmt_min; dst_fmt <= dst_fmt_max; dst_fmt++) {
if (opts.unscaled && fmt_is_subsampled(dst_fmt))
continue;
if (!sws_test_format(dst_fmt, 0) || !sws_test_format(dst_fmt, 1)) if (!sws_test_format(dst_fmt, 0) || !sws_test_format(dst_fmt, 1))
continue; continue;
for (int h = 0; h < FF_ARRAY_ELEMS(dst_h); h++) for (int h = 0; h < FF_ARRAY_ELEMS(dst_h); h++) {
for (int w = 0; w < FF_ARRAY_ELEMS(dst_w); w++) for (int w = 0; w < FF_ARRAY_ELEMS(dst_w); w++) {
for (int f = 0; f < FF_ARRAY_ELEMS(flags); f++) { for (int f = 0; f < FF_ARRAY_ELEMS(flags); f++) {
struct mode mode = { struct mode mode = {
.flags = opts.flags >= 0 ? opts.flags : flags[f], .flags = opts.flags >= 0 ? opts.flags : flags[f],
@@ -292,9 +303,15 @@ static int run_self_tests(const AVFrame *ref, struct options opts)
mode, opts, ref, NULL) < 0) mode, opts, ref, NULL) < 0)
return -1; return -1;
if (opts.flags >= 0) if (opts.flags >= 0 || opts.unscaled)
break; break;
} }
if (opts.unscaled)
break;
}
if (opts.unscaled)
break;
}
} }
} }
@@ -384,6 +401,8 @@ int main(int argc, char **argv)
" Test with a specific combination of flags\n" " Test with a specific combination of flags\n"
" -dither <mode>\n" " -dither <mode>\n"
" Test with a specific dither mode\n" " Test with a specific dither mode\n"
" -unscaled <1 or 0>\n"
" If 1, test only conversions that do not involve scaling\n"
" -threads <threads>\n" " -threads <threads>\n"
" Use the specified number of threads\n" " Use the specified number of threads\n"
" -cpuflags <cpuflags>\n" " -cpuflags <cpuflags>\n"
@@ -429,6 +448,8 @@ int main(int argc, char **argv)
opts.flags = strtol(argv[i + 1], NULL, 0); opts.flags = strtol(argv[i + 1], NULL, 0);
} else if (!strcmp(argv[i], "-dither")) { } 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]);
} else if (!strcmp(argv[i], "-threads")) { } else if (!strcmp(argv[i], "-threads")) {
opts.threads = atoi(argv[i + 1]); opts.threads = atoi(argv[i + 1]);
} else if (!strcmp(argv[i], "-p")) { } else if (!strcmp(argv[i], "-p")) {