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opengl: Support NV12 textures on GPUs with only 2 texture units

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Cameron Cawley 2022-08-16 15:08:10 +01:00 committed by Sam Lantinga
parent 2fcd8f889c
commit 09b6956dcc
1 changed files with 4 additions and 0 deletions
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4
src/render/opengl/SDL_render_gl.c
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@ -1919,6 +1919,10 @@ GL_CreateRenderer(SDL_Window * window, Uint32 flags)
if (data->shaders && data->num_texture_units >= 3) { if (data->shaders && data->num_texture_units >= 3) {
renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_YV12; renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_YV12;
renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_IYUV; renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_IYUV;
}
/* We support NV12 textures using 2 textures and a shader */
if (data->shaders && data->num_texture_units >= 2) {
renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_NV12; renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_NV12;
renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_NV21; renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_NV21;
} }