pandory500/SDL-mirror
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Fixed a crash caused by the 1.2 code path getting a YV12 texture. :)

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This commit is contained in:
Sam Lantinga 2011-02-12 08:17:58 -08:00
parent e74e437b3c
commit ba0ff6d7c8
2 changed files with 19 additions and 7 deletions
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23
src/render/SDL_render.c
View file

@ -206,12 +206,22 @@ static Uint32
GetClosestSupportedFormat(SDL_Renderer * renderer, Uint32 format)
{
Uint32 i;
SDL_bool hasAlpha = SDL_ISPIXELFORMAT_ALPHA(format);
/* We just want to match the first format that has the same channels */
for (i = 0; i < renderer->info.num_texture_formats; ++i) {
if (SDL_ISPIXELFORMAT_ALPHA(renderer->info.texture_formats[i]) == hasAlpha) {
return renderer->info.texture_formats[i];
if (SDL_ISPIXELFORMAT_FOURCC(format)) {
/* Look for an exact match */
for (i = 0; i < renderer->info.num_texture_formats; ++i) {
if (renderer->info.texture_formats[i] == format) {
return renderer->info.texture_formats[i];
}
}
} else {
SDL_bool hasAlpha = SDL_ISPIXELFORMAT_ALPHA(format);
/* We just want to match the first format that has the same channels */
for (i = 0; i < renderer->info.num_texture_formats; ++i) {
if (SDL_ISPIXELFORMAT_ALPHA(renderer->info.texture_formats[i]) == hasAlpha) {
return renderer->info.texture_formats[i];
}
}
}
return renderer->info.texture_formats[0];
@ -313,7 +323,8 @@ SDL_CreateTextureFromSurface(SDL_Renderer * renderer, SDL_Surface * surface)
}
format = renderer->info.texture_formats[0];
for (i = 0; i < renderer->info.num_texture_formats; ++i) {
if (SDL_ISPIXELFORMAT_ALPHA(renderer->info.texture_formats[i]) == needAlpha) {
if (!SDL_ISPIXELFORMAT_FOURCC(renderer->info.texture_formats[i]) &&
SDL_ISPIXELFORMAT_ALPHA(renderer->info.texture_formats[i]) == needAlpha) {
format = renderer->info.texture_formats[i];
break;
}

3
src/video/SDL_video.c
View file

@ -274,7 +274,8 @@ SDL_CreateWindowTexture(_THIS, SDL_Window * window, Uint32 * format, void ** pix
/* Find the first format without an alpha channel */
*format = info.texture_formats[0];
for (i = 0; i < info.num_texture_formats; ++i) {
if (!SDL_ISPIXELFORMAT_ALPHA(info.texture_formats[i])) {
if (!SDL_ISPIXELFORMAT_FOURCC(info.texture_formats[i]) &&
!SDL_ISPIXELFORMAT_ALPHA(info.texture_formats[i])) {
*format = info.texture_formats[i];
break;
}