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[idd] capture: build frame processing graph

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This commit is contained in:
Geoffrey McRae
2026-08-13 13:43:32 +10:00
parent 081dcf8879
commit 43d918b5f3
14 changed files with 824 additions and 2 deletions
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90
idd/LGIdd/postprocess/D12FrameFormat.cpp
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@@ -71,6 +71,27 @@ std::shared_ptr<const D12ColorTransform> D12::Transform(
return transform;
}
DXGI_FORMAT D12::Dxgi(FramePixel pixel)
{
switch (pixel)
{
case FramePixel::BGRA8:
return DXGI_FORMAT_B8G8R8A8_UNORM;
case FramePixel::RGBA8:
return DXGI_FORMAT_R8G8B8A8_UNORM;
case FramePixel::RGB10A2:
return DXGI_FORMAT_R10G10B10A2_UNORM;
case FramePixel::RGBA16F:
return DXGI_FORMAT_R16G16B16A16_FLOAT;
}
return DXGI_FORMAT_UNKNOWN;
}
FrameType D12::Type(FramePixel pixel)
{
return Type(Dxgi(pixel));
}
FrameType D12::Type(DXGI_FORMAT format)
{
switch (format)
@@ -88,6 +109,75 @@ FrameType D12::Type(DXGI_FORMAT format)
}
}
bool D12::Profile(const D12FrameFormat& format, FrameStorage storage,
FrameProfile& profile)
{
if ((format.hdrPQ && !format.hdr) || !Frame::Valid(storage))
return false;
FrameProfile result;
result.storage = storage;
if (!format.hdr)
{
result.signal = FrameSignal::SRGB;
if (format.format == FRAME_TYPE_BGRA)
result.pixel = FramePixel::BGRA8;
else if (format.format == FRAME_TYPE_RGBA)
result.pixel = FramePixel::RGBA8;
else
return false;
}
else if (format.hdrPQ)
{
if (format.format != FRAME_TYPE_RGBA10)
return false;
result.pixel = FramePixel::RGB10A2;
result.signal = FrameSignal::PQ_BT2020;
}
else
{
if (format.format != FRAME_TYPE_RGBA16F)
return false;
result.pixel = FramePixel::RGBA16F;
result.signal = FrameSignal::SCRGB_LINEAR;
}
if (format.desc.Format != Dxgi(result.pixel))
return false;
profile = result;
return true;
}
bool D12::Set(D12FrameFormat& format, const FrameProfile& profile,
unsigned width, unsigned height, D3D12_RESOURCE_FLAGS flags)
{
if (!width || !height || profile.storage != FrameStorage::D3D12_TEXTURE ||
!Frame::Valid(profile))
return false;
format.desc = {};
format.desc.Dimension = D3D12_RESOURCE_DIMENSION_TEXTURE2D;
format.desc.Width = width;
format.desc.Height = height;
format.desc.DepthOrArraySize = 1;
format.desc.MipLevels = 1;
format.desc.Format = Dxgi(profile.pixel);
format.desc.SampleDesc.Count = 1;
format.desc.Layout = D3D12_TEXTURE_LAYOUT_UNKNOWN;
format.desc.Flags = flags;
format.dataWidth = width;
format.dataHeight = height;
format.pitch = 0;
format.width = width;
format.height = height;
format.format = Type(profile.pixel);
format.hdr = profile.signal != FrameSignal::SRGB;
format.hdrPQ = profile.signal == FrameSignal::PQ_BT2020;
return format.desc.Format != DXGI_FORMAT_UNKNOWN &&
format.format != FRAME_TYPE_INVALID;
}
void D12::CopyHdr(D12FrameFormat& dst, const D12FrameFormat& src)
{
dst.hdrMetadata = src.hdrMetadata;