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[host] DXGI: implement damage-aware RGB24 copy
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parent
6329779893
commit
ea5b6b4026
2 changed files with 25 additions and 3 deletions
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@ -140,6 +140,11 @@ static void d3d11_free(void)
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this = NULL;
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this = NULL;
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}
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}
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static int scaleForBGR(int x)
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{
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return x * 3 / 4;
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}
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static void copyFrameFull(Texture * tex, ID3D11Texture2D * src)
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static void copyFrameFull(Texture * tex, ID3D11Texture2D * src)
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{
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{
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struct D3D11TexImpl * teximpl = TEXIMPL(*tex);
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struct D3D11TexImpl * teximpl = TEXIMPL(*tex);
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@ -155,11 +160,11 @@ static void copyFrameFull(Texture * tex, ID3D11Texture2D * src)
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FrameDamageRect * rect = tex->texDamageRects + i;
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FrameDamageRect * rect = tex->texDamageRects + i;
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D3D11_BOX box =
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D3D11_BOX box =
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{
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{
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.left = rect->x,
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.left = scaleForBGR(rect->x),
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.top = rect->y,
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.top = rect->y,
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.front = 0,
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.front = 0,
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.back = 1,
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.back = 1,
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.right = rect->x + rect->width ,
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.right = scaleForBGR(rect->x + rect->width),
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.bottom = rect->y + rect->height,
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.bottom = rect->y + rect->height,
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};
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};
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ID3D11DeviceContext_CopySubresourceRegion(*dxgi->deviceContext,
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ID3D11DeviceContext_CopySubresourceRegion(*dxgi->deviceContext,
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@ -1365,6 +1365,11 @@ static CaptureResult dxgi_waitFrame(CaptureFrame * frame, const size_t maxFrameS
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return CAPTURE_RESULT_OK;
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return CAPTURE_RESULT_OK;
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}
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}
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static int scaleForBGR(int x)
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{
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return x * 3 / 4;
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}
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static CaptureResult dxgi_getFrame(FrameBuffer * frame, int frameIndex)
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static CaptureResult dxgi_getFrame(FrameBuffer * frame, int frameIndex)
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{
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{
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DEBUG_ASSERT(this);
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DEBUG_ASSERT(this);
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@ -1383,7 +1388,19 @@ static CaptureResult dxgi_getFrame(FrameBuffer * frame, int frameIndex)
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memcpy(damage->rects + damage->count, tex->damageRects,
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memcpy(damage->rects + damage->count, tex->damageRects,
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tex->damageRectsCount * sizeof(*tex->damageRects));
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tex->damageRectsCount * sizeof(*tex->damageRects));
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damage->count += tex->damageRectsCount;
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damage->count += tex->damageRectsCount;
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rectsBufferToFramebuffer(damage->rects, damage->count, this->bpp, frame,
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FrameDamageRect scaledDamageRects[damage->count];
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for (int i = 0; i < ARRAYSIZE(scaledDamageRects); i++) {
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FrameDamageRect rect = damage->rects[i];
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int originalX = rect.x;
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int scaledX = scaleForBGR(originalX);
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rect.x = scaledX;
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rect.width = scaleForBGR(originalX + rect.width) - scaledX;
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scaledDamageRects[i] = rect;
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}
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rectsBufferToFramebuffer(scaledDamageRects, damage->count, this->bpp, frame,
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this->pitch, this->dataHeight, tex->map, this->pitch);
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this->pitch, this->dataHeight, tex->map, this->pitch);
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}
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}
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