38 lines
1.0 KiB
C++
38 lines
1.0 KiB
C++
#pragma once
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#include <array>
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#include <cstdint>
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enum class VideoIOPixelFormat
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{
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Uyvy8,
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V210,
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Bgra8
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};
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struct V210CodeValues
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{
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uint16_t y = 64;
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uint16_t cb = 512;
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uint16_t cr = 512;
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};
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struct V210SixPixelBlock
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{
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std::array<uint16_t, 6> y = {};
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std::array<uint16_t, 3> cb = {};
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std::array<uint16_t, 3> cr = {};
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};
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const char* VideoIOPixelFormatName(VideoIOPixelFormat format);
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bool VideoIOPixelFormatIsTenBit(VideoIOPixelFormat format);
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VideoIOPixelFormat ChoosePreferredVideoIOFormat(bool tenBitSupported);
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unsigned VideoIOBytesPerPixel(VideoIOPixelFormat format);
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unsigned VideoIORowBytes(VideoIOPixelFormat format, unsigned frameWidth);
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unsigned PackedTextureWidthFromRowBytes(unsigned rowBytes);
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unsigned MinimumV210RowBytes(unsigned frameWidth);
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unsigned ActiveV210WordsForWidth(unsigned frameWidth);
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V210CodeValues Rec709RgbToLegalV210(float red, float green, float blue);
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std::array<uint8_t, 16> PackV210Block(const V210SixPixelBlock& block);
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V210SixPixelBlock UnpackV210Block(const std::array<uint8_t, 16>& bytes);
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