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Use the correct colorspace for yuv conversion tests

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This commit is contained in:
Sam Lantinga 2024-02-28 10:03:18 -08:00
parent fc94c3634e
commit 353e76b40b
1 changed files with 40 additions and 27 deletions
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67
test/testyuv.c
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@ -260,10 +260,13 @@ int main(int argc, char **argv)
SDL_Texture *output[3];
const char *titles[3] = { "ORIGINAL", "SOFTWARE", "HARDWARE" };
char title[128];
const char *yuv_name;
const char *yuv_mode;
Uint32 rgb_format = SDL_PIXELFORMAT_RGBX8888;
YUV_CONVERSION_MODE yuv_mode;
const char *yuv_mode_name;
Uint32 yuv_format = SDL_PIXELFORMAT_YV12;
const char *yuv_format_name;
Uint32 rgb_format = SDL_PIXELFORMAT_RGBX8888;
SDL_PropertiesID props;
SDL_Colorspace colorspace;
int current = 0;
int pitch;
Uint8 *raw_yuv;
@ -388,10 +391,28 @@ int main(int argc, char **argv)
return 3;
}
yuv_mode = GetYUVConversionModeForResolution(original->w, original->h);
switch (yuv_mode) {
case YUV_CONVERSION_JPEG:
yuv_mode_name = "JPEG";
colorspace = SDL_COLORSPACE_JPEG;
break;
case YUV_CONVERSION_BT601:
yuv_mode_name = "BT.601";
colorspace = SDL_COLORSPACE_BT601_LIMITED;
break;
case YUV_CONVERSION_BT709:
yuv_mode_name = "BT.709";
colorspace = SDL_COLORSPACE_BT709_LIMITED;
break;
default:
yuv_mode_name = "UNKNOWN";
colorspace = SDL_COLORSPACE_UNKNOWN;
break;
}
raw_yuv = SDL_calloc(1, MAX_YUV_SURFACE_SIZE(original->w, original->h, 0));
ConvertRGBtoYUV(yuv_format, original->pixels, original->pitch, raw_yuv, original->w, original->h,
GetYUVConversionModeForResolution(original->w, original->h),
0, 100);
ConvertRGBtoYUV(yuv_format, original->pixels, original->pitch, raw_yuv, original->w, original->h, yuv_mode, 0, 100);
pitch = CalculateYUVPitch(yuv_format, original->w);
converted = SDL_CreateSurface(original->w, original->h, rgb_format);
@ -402,7 +423,7 @@ int main(int argc, char **argv)
then = SDL_GetTicks();
for (i = 0; i < iterations; ++i) {
SDL_ConvertPixels(original->w, original->h, yuv_format, raw_yuv, pitch, rgb_format, converted->pixels, converted->pitch);
SDL_ConvertPixelsAndColorspace(original->w, original->h, yuv_format, colorspace, 0, raw_yuv, pitch, rgb_format, SDL_COLORSPACE_SRGB, 0, converted->pixels, converted->pitch);
}
now = SDL_GetTicks();
SDL_LogInfo(SDL_LOG_CATEGORY_APPLICATION, "%d iterations in %" SDL_PRIu64 " ms, %.2fms each\n", iterations, (now - then), (float)(now - then) / iterations);
@ -421,31 +442,23 @@ int main(int argc, char **argv)
output[0] = SDL_CreateTextureFromSurface(renderer, original);
output[1] = SDL_CreateTextureFromSurface(renderer, converted);
output[2] = SDL_CreateTexture(renderer, yuv_format, SDL_TEXTUREACCESS_STREAMING, original->w, original->h);
props = SDL_CreateProperties();
SDL_SetNumberProperty(props, SDL_PROP_TEXTURE_CREATE_COLORSPACE_NUMBER, colorspace);
SDL_SetNumberProperty(props, SDL_PROP_TEXTURE_CREATE_FORMAT_NUMBER, yuv_format);
SDL_SetNumberProperty(props, SDL_PROP_TEXTURE_CREATE_ACCESS_NUMBER, SDL_TEXTUREACCESS_STREAMING);
SDL_SetNumberProperty(props, SDL_PROP_TEXTURE_CREATE_WIDTH_NUMBER, original->w);
SDL_SetNumberProperty(props, SDL_PROP_TEXTURE_CREATE_HEIGHT_NUMBER, original->h);
output[2] = SDL_CreateTextureWithProperties(renderer, props);
SDL_DestroyProperties(props);
if (!output[0] || !output[1] || !output[2]) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Couldn't set create texture: %s\n", SDL_GetError());
return 5;
}
SDL_UpdateTexture(output[2], NULL, raw_yuv, pitch);
yuv_name = SDL_GetPixelFormatName(yuv_format);
if (SDL_strncmp(yuv_name, "SDL_PIXELFORMAT_", 16) == 0) {
yuv_name += 16;
}
switch (GetYUVConversionModeForResolution(original->w, original->h)) {
case YUV_CONVERSION_JPEG:
yuv_mode = "JPEG";
break;
case YUV_CONVERSION_BT601:
yuv_mode = "BT.601";
break;
case YUV_CONVERSION_BT709:
yuv_mode = "BT.709";
break;
default:
yuv_mode = "UNKNOWN";
break;
yuv_format_name = SDL_GetPixelFormatName(yuv_format);
if (SDL_strncmp(yuv_format_name, "SDL_PIXELFORMAT_", 16) == 0) {
yuv_format_name += 16;
}
{
@ -488,7 +501,7 @@ int main(int argc, char **argv)
if (current == 0) {
SDLTest_DrawString(renderer, 4, 4, titles[current]);
} else {
(void)SDL_snprintf(title, sizeof(title), "%s %s %s", titles[current], yuv_name, yuv_mode);
(void)SDL_snprintf(title, sizeof(title), "%s %s %s", titles[current], yuv_format_name, yuv_mode_name);
SDLTest_DrawString(renderer, 4, 4, title);
}
SDL_RenderPresent(renderer);