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D3D: Skip redundant format convertions.

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This commit is contained in:
degasus
2016-10-08 14:46:44 +02:00
parent b5a91e1dfa
commit 1ef5ba0c53
2 changed files with 4 additions and 43 deletions
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23
Source/Core/VideoBackends/D3D/Render.cpp
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@ -745,22 +745,6 @@ bool Renderer::SaveScreenshot(const std::string& filename, const TargetRectangle
return saved_png;
}
void formatBufferDump(const u8* in, u8* out, int w, int h, int p)
{
for (int y = 0; y < h; ++y)
{
auto line = (in + (h - y - 1) * p);
for (int x = 0; x < w; ++x)
{
out[0] = line[2];
out[1] = line[1];
out[2] = line[0];
out += 3;
line += 4;
}
}
}
// This function has the final picture. We adjust the aspect ratio here.
void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
const EFBRectangle& rc, float Gamma)
@ -886,11 +870,8 @@ void Renderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
D3D11_MAPPED_SUBRESOURCE map;
D3D::context->Map(s_screenshot_texture, 0, D3D11_MAP_READ, 0, &map);
// TODO: This convertion is not needed. Get rid of it.
std::vector<u8> image(source_width * source_height * 3);
formatBufferDump((u8*)map.pData, image.data(), source_width, source_height, map.RowPitch);
DumpFrameData(image.data(), source_width, source_height, AVIDump::DumpFormat::FORMAT_BGR, true);
DumpFrameData(reinterpret_cast<const u8*>(map.pData), source_width, source_height,
AVIDump::DumpFormat::FORMAT_RGBA);
FinishFrameData();
D3D::context->Unmap(s_screenshot_texture, 0);