Commit 89c31bb42a5d7265df506f27f944803b332f1f9e
2013-09-28T14:06:55
Implemented SDL_UpdateYUVTexture() for Direct3D
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diff --git a/src/render/SDL_render.c b/src/render/SDL_render.c
index 1b9bfd6..8420d2f 100644
--- a/src/render/SDL_render.c
+++ b/src/render/SDL_render.c
@@ -901,8 +901,12 @@ int SDL_UpdateYUVTexture(SDL_Texture * texture, const SDL_Rect * rect,
SDL_assert(!texture->native);
renderer = texture->renderer;
SDL_assert(renderer->UpdateTextureYUV);
- return renderer->UpdateTextureYUV(renderer, texture, rect, Yplane, Ypitch, Uplane, Upitch, Vplane, Vpitch);
- }
+ if (renderer->UpdateTextureYUV) {
+ return renderer->UpdateTextureYUV(renderer, texture, rect, Yplane, Ypitch, Uplane, Upitch, Vplane, Vpitch);
+ } else {
+ return SDL_Unsupported();
+ }
+ }
}
static int
diff --git a/src/render/direct3d/SDL_render_d3d.c b/src/render/direct3d/SDL_render_d3d.c
index 0248b21..865ac21 100644
--- a/src/render/direct3d/SDL_render_d3d.c
+++ b/src/render/direct3d/SDL_render_d3d.c
@@ -211,6 +211,11 @@ static int D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, const void *pixels,
int pitch);
+static int D3D_UpdateTextureYUV(SDL_Renderer * renderer, SDL_Texture * texture,
+ const SDL_Rect * rect,
+ const Uint8 *Yplane, int Ypitch,
+ const Uint8 *Uplane, int Upitch,
+ const Uint8 *Vplane, int Vpitch);
static int D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, void **pixels, int *pitch);
static void D3D_UnlockTexture(SDL_Renderer * renderer, SDL_Texture * texture);
@@ -599,6 +604,7 @@ D3D_CreateRenderer(SDL_Window * window, Uint32 flags)
renderer->WindowEvent = D3D_WindowEvent;
renderer->CreateTexture = D3D_CreateTexture;
renderer->UpdateTexture = D3D_UpdateTexture;
+ renderer->UpdateTextureYUV = D3D_UpdateTextureYUV;
renderer->LockTexture = D3D_LockTexture;
renderer->UnlockTexture = D3D_UnlockTexture;
renderer->SetRenderTarget = D3D_SetRenderTarget;
@@ -1017,6 +1023,36 @@ D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
}
static int
+D3D_UpdateTextureYUV(SDL_Renderer * renderer, SDL_Texture * texture,
+ const SDL_Rect * rect,
+ const Uint8 *Yplane, int Ypitch,
+ const Uint8 *Uplane, int Upitch,
+ const Uint8 *Vplane, int Vpitch)
+{
+ D3D_TextureData *data = (D3D_TextureData *) texture->driverdata;
+ SDL_bool full_texture = SDL_FALSE;
+
+#ifdef USE_DYNAMIC_TEXTURE
+ if (texture->access == SDL_TEXTUREACCESS_STREAMING &&
+ rect->x == 0 && rect->y == 0 &&
+ rect->w == texture->w && rect->h == texture->h) {
+ full_texture = SDL_TRUE;
+ }
+#endif
+
+ if (D3D_UpdateTextureInternal(data->texture, texture->format, full_texture, rect->x, rect->y, rect->w, rect->h, Yplane, Ypitch) < 0) {
+ return -1;
+ }
+ if (D3D_UpdateTextureInternal(data->utexture, texture->format, full_texture, rect->x / 2, rect->y / 2, rect->w / 2, rect->h / 2, Uplane, Upitch) < 0) {
+ return -1;
+ }
+ if (D3D_UpdateTextureInternal(data->vtexture, texture->format, full_texture, rect->x / 2, rect->y / 2, rect->w / 2, rect->h / 2, Vplane, Vpitch) < 0) {
+ return -1;
+ }
+ return 0;
+}
+
+static int
D3D_LockTexture(SDL_Renderer * renderer, SDL_Texture * texture,
const SDL_Rect * rect, void **pixels, int *pitch)
{