65 lines
1.3 KiB
C
65 lines
1.3 KiB
C
//
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// SPDX-License-Identifier: BSD-3-Clause
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// Copyright (c) Contributors to the OpenEXR Project.
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//
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#ifndef INCLUDED_IMF_RGBA_H
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#define INCLUDED_IMF_RGBA_H
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//-----------------------------------------------------------------------------
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//
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// class Rgba
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//
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//-----------------------------------------------------------------------------
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#include "ImfExport.h"
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#include "ImfNamespace.h"
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#include <half.h>
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_ENTER
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//
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// RGBA pixel
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//
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struct Rgba
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{
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half r;
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half g;
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half b;
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half a;
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Rgba () {}
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Rgba (half r, half g, half b, half a = 1.f) : r (r), g (g), b (b), a (a) {}
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};
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//
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// Channels in an RGBA file
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//
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enum IMF_EXPORT_ENUM RgbaChannels
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{
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WRITE_R = 0x01, // Red
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WRITE_G = 0x02, // Green
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WRITE_B = 0x04, // Blue
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WRITE_A = 0x08, // Alpha
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WRITE_Y = 0x10, // Luminance, for black-and-white images,
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// or in combination with chroma
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WRITE_C = 0x20, // Chroma (two subsampled channels, RY and BY,
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// supported only for scanline-based files)
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WRITE_RGB = 0x07, // Red, green, blue
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WRITE_RGBA = 0x0f, // Red, green, blue, alpha
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WRITE_YC = 0x30, // Luminance, chroma
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WRITE_YA = 0x18, // Luminance, alpha
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WRITE_YCA = 0x38 // Luminance, chroma, alpha
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};
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OPENEXR_IMF_INTERNAL_NAMESPACE_HEADER_EXIT
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#endif
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