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

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Sponsored-by: Sovereign Tech Fund
Signed-off-by: Ramiro Polla <ramiro.polla@gmail.com>
This commit is contained in:
Ramiro Polla
2026-02-27 22:14:25 +01:00
parent f83c9718ec
commit e34071e7d5
1 changed files with 36 additions and 21 deletions
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57
libswscale/tests/swscale.c
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@@ -517,6 +517,40 @@ static int run_file_tests(const AVFrame *ref, FILE *fp, struct options opts)
return 0;
}
static int init_ref(AVFrame *ref, const struct options *opts)
{
SwsContext *ctx = sws_alloc_context();
AVFrame *rgb = av_frame_alloc();
AVLFG rand;
int ret = -1;
if (!ctx || !rgb)
goto error;
rgb->width = opts->w / 12;
rgb->height = opts->h / 12;
rgb->format = AV_PIX_FMT_RGBA;
ret = av_frame_get_buffer(rgb, 32);
if (ret < 0)
goto error;
av_lfg_init(&rand, 1);
for (int y = 0; y < rgb->height; y++) {
for (int x = 0; x < rgb->width; x++) {
for (int c = 0; c < 4; c++)
rgb->data[0][y * rgb->linesize[0] + x * 4 + c] = av_lfg_get(&rand);
}
}
ctx->flags = SWS_BILINEAR;
ret = sws_scale_frame(ctx, ref, rgb);
error:
sws_free_context(&ctx);
av_frame_free(&rgb);
return ret;
}
static int parse_options(int argc, char **argv, struct options *opts, FILE **fp)
{
for (int i = 1; i < argc; i += 2) {
@@ -628,16 +662,14 @@ int main(int argc, char **argv)
.dither = -1,
};
AVFrame *rgb = NULL, *ref = NULL;
AVFrame *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);
for (int i = 0; i < 3; i++) {
@@ -647,22 +679,6 @@ int main(int argc, char **argv)
sws[i]->flags = SWS_BILINEAR;
}
rgb = av_frame_alloc();
if (!rgb)
goto error;
rgb->width = opts.w / 12;
rgb->height = opts.h / 12;
rgb->format = AV_PIX_FMT_RGBA;
if (av_frame_get_buffer(rgb, 32) < 0)
goto error;
for (int y = 0; y < rgb->height; y++) {
for (int x = 0; x < rgb->width; x++) {
for (int c = 0; c < 4; c++)
rgb->data[0][y * rgb->linesize[0] + x * 4 + c] = av_lfg_get(&rand);
}
}
ref = av_frame_alloc();
if (!ref)
goto error;
@@ -670,7 +686,7 @@ int main(int argc, char **argv)
ref->height = opts.h;
ref->format = AV_PIX_FMT_YUVA444P;
if (sws_scale_frame(sws[0], ref, rgb) < 0)
if (init_ref(ref, &opts) < 0)
goto error;
ret = fp ? run_file_tests(ref, fp, opts)
@@ -680,7 +696,6 @@ int main(int argc, char **argv)
error:
for (int i = 0; i < 3; i++)
sws_free_context(&sws[i]);
av_frame_free(&rgb);
av_frame_free(&ref);
if (fp)
fclose(fp);