mirror of https://github.com/axmolengine/axmol.git
169 lines
8.1 KiB
C++
169 lines
8.1 KiB
C++
/****************************************************************************
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Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
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Copyright (c) 2020 C4games Ltd.
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Copyright (c) 2021-2022 Bytedance Inc.
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https://axys1.github.io/
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#pragma once
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#include "CCPlatformMacros.h"
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#include "renderer/CCTexture2D.h"
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NS_AX_BEGIN
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namespace backend
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{
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namespace PixelFormatUtils
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{
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typedef ax::backend::PixelFormat PixelFormat;
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struct PixelFormatDescriptor
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{
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uint8_t bpp; // bitsPerPixel: !!!regard bpp=0 as invalid pixel format
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uint8_t blockWidth;
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uint8_t blockHeight;
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uint8_t blockSize;
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uint8_t minBlockX;
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uint8_t minBlockY;
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bool alpha; // with alpha channel?
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const char* name;
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};
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const PixelFormatDescriptor& getFormatDescriptor(PixelFormat format);
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uint32_t computeRowPitch(PixelFormat format, uint32_t width);
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inline uint8_t getBitsPerPixel(PixelFormat format)
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{
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return getFormatDescriptor(format).bpp;
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}
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inline bool isCompressed(PixelFormat format)
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{
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return format < PixelFormat::RGBA8;
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}
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/**convert functions*/
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/**
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Convert the format to the format param you specified, if the format is PixelFormat::NONE, it will detect it
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automatically and convert to the closest format for you. It will return the converted format to you. if the outData !=
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data, you must delete it manually.
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*/
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PixelFormat convertDataToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat originFormat,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertL8ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertLA8ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertRGB8ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertRGBA8ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertRGB5A1ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertRGB565ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertA8ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertRGBA4ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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PixelFormat convertBGRA8ToFormat(const unsigned char* data,
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size_t dataLen,
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PixelFormat format,
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unsigned char** outData,
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size_t* outDataLen);
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// L8 to XXX
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void convertL8ToRGB8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertL8ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertL8ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertL8ToRGBA4(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertL8ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertL8ToLA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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// LA8 to XXX
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void convertLA8ToRGB8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertLA8ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertLA8ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertLA8ToRGBA4(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertLA8ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertLA8ToA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertLA8ToL8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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// RGB8 to XXX
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void convertRGB8ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB8ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB8ToA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB8ToL8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB8ToLA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB8ToRGBA4(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB8ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData);
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// RGBA8 to XXX
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void convertRGBA8ToRGB8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA8ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA8ToA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA8ToL8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA8ToLA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA8ToRGBA4(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA8ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData);
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// XXX to RGBA8
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void convertRGB5A1ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGB565ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertA8ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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void convertRGBA4ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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// BGRA8 to XXX
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void convertBGRA8ToRGBA8(const unsigned char* data, size_t dataLen, unsigned char* outData);
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}; // namespace PixelFormatUtils
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} // namespace backend
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NS_AX_END
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