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Use YUV colorspaces instead of a global YUV conversion mode

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Fixes https://github.com/libsdl-org/SDL/issues/8669
This commit is contained in:
Sam Lantinga 2024-02-03 07:05:32 -08:00
parent 9e76f23561
commit 50a805cdd1
22 changed files with 361 additions and 327 deletions
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65
src/render/opengl/SDL_render_gl.c
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@ -662,45 +662,46 @@ static int GL_CreateTexture(SDL_Renderer *renderer, SDL_Texture *texture, SDL_Pr
#if SDL_HAVE_YUV
if (data->yuv || data->nv12) {
switch (SDL_GetYUVConversionModeForResolution(texture->w, texture->h)) {
case SDL_YUV_CONVERSION_JPEG:
if (data->yuv) {
data->shader = SHADER_YUV_JPEG;
} else if (texture->format == SDL_PIXELFORMAT_NV12) {
data->shader = SHADER_NV12_JPEG;
} else {
data->shader = SHADER_NV21_JPEG;
}
break;
case SDL_YUV_CONVERSION_BT601:
if (data->yuv) {
data->shader = SHADER_YUV_BT601;
} else if (texture->format == SDL_PIXELFORMAT_NV12) {
if (SDL_GetHintBoolean("SDL_RENDER_OPENGL_NV12_RG_SHADER", SDL_FALSE)) {
data->shader = SHADER_NV12_RG_BT601;
if (SDL_ISCOLORSPACE_YUV_BT601(texture->colorspace)) {
if (SDL_ISCOLORSPACE_LIMITED_RANGE(texture->colorspace)) {
if (data->yuv) {
data->shader = SHADER_YUV_BT601;
} else if (texture->format == SDL_PIXELFORMAT_NV12) {
if (SDL_GetHintBoolean("SDL_RENDER_OPENGL_NV12_RG_SHADER", SDL_FALSE)) {
data->shader = SHADER_NV12_RG_BT601;
} else {
data->shader = SHADER_NV12_RA_BT601;
}
} else {
data->shader = SHADER_NV12_RA_BT601;
data->shader = SHADER_NV21_BT601;
}
} else {
data->shader = SHADER_NV21_BT601;
}
break;
case SDL_YUV_CONVERSION_BT709:
if (data->yuv) {
data->shader = SHADER_YUV_BT709;
} else if (texture->format == SDL_PIXELFORMAT_NV12) {
if (SDL_GetHintBoolean("SDL_RENDER_OPENGL_NV12_RG_SHADER", SDL_FALSE)) {
data->shader = SHADER_NV12_RG_BT709;
if (data->yuv) {
data->shader = SHADER_YUV_JPEG;
} else if (texture->format == SDL_PIXELFORMAT_NV12) {
data->shader = SHADER_NV12_JPEG;
} else {
data->shader = SHADER_NV12_RA_BT709;
data->shader = SHADER_NV21_JPEG;
}
}
} else if (SDL_ISCOLORSPACE_YUV_BT709(texture->colorspace)) {
if (SDL_ISCOLORSPACE_LIMITED_RANGE(texture->colorspace)) {
if (data->yuv) {
data->shader = SHADER_YUV_BT709;
} else if (texture->format == SDL_PIXELFORMAT_NV12) {
if (SDL_GetHintBoolean("SDL_RENDER_OPENGL_NV12_RG_SHADER", SDL_FALSE)) {
data->shader = SHADER_NV12_RG_BT709;
} else {
data->shader = SHADER_NV12_RA_BT709;
}
} else {
data->shader = SHADER_NV21_BT709;
}
} else {
data->shader = SHADER_NV21_BT709;
return SDL_SetError("Unsupported YUV conversion mode");
}
break;
default:
SDL_assert(!"unsupported YUV conversion mode");
break;
} else {
return SDL_SetError("Unsupported YUV conversion mode");
}
}
#endif /* SDL_HAVE_YUV */