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https://github.com/thunderbrewhq/thunderbrew
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29 lines
1.2 KiB
C
29 lines
1.2 KiB
C
/*
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Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely.
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*/
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/* These functions are designed for testing correctness, not for speed */
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typedef enum
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{
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YUV_CONVERSION_JPEG, /**< Full range JPEG */
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YUV_CONVERSION_BT601, /**< BT.601 (the default) */
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YUV_CONVERSION_BT709, /**< BT.709 */
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YUV_CONVERSION_BT2020, /**< BT.2020 */
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YUV_CONVERSION_AUTOMATIC /**< BT.601 for SD content, BT.709 for HD content */
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} YUV_CONVERSION_MODE;
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extern void SetYUVConversionMode(YUV_CONVERSION_MODE mode);
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extern YUV_CONVERSION_MODE GetYUVConversionModeForResolution(int width, int height);
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extern SDL_Colorspace GetColorspaceForYUVConversionMode(YUV_CONVERSION_MODE mode);
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extern bool ConvertRGBtoYUV(Uint32 format, Uint8 *src, int pitch, Uint8 *out, int w, int h, YUV_CONVERSION_MODE mode, int monochrome, int luminance);
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extern int CalculateYUVPitch(Uint32 format, int width);
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