mirror of https://github.com/axmolengine/axmol.git
1053 lines
42 KiB
C++
1053 lines
42 KiB
C++
/****************************************************************************
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Copyright (c) 2018-2019 Xiamen Yaji Software Co., Ltd.
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http://www.cocos2d-x.org
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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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#include "CCTextureUtils.h"
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NS_CC_BEGIN
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namespace backend { namespace PixelFormatUtils {
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//////////////////////////////////////////////////////////////////////////
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//convertor function
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// IIIIIIII -> RRRRRRRRGGGGGGGGGBBBBBBBB
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void convertI8ToRGB888(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (size_t i = 0; i < dataLen; ++i)
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{
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*outData++ = data[i]; //R
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*outData++ = data[i]; //G
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*outData++ = data[i]; //B
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}
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}
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// IIIIIIIIAAAAAAAA -> RRRRRRRRGGGGGGGGBBBBBBBB
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void convertAI88ToRGB888(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*outData++ = data[i]; //R
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*outData++ = data[i]; //G
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*outData++ = data[i]; //B
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}
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}
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// IIIIIIII -> RRRRRRRRGGGGGGGGGBBBBBBBBAAAAAAAA
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void convertI8ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (size_t i = 0; i < dataLen; ++i)
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{
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*outData++ = data[i]; //R
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*outData++ = data[i]; //G
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*outData++ = data[i]; //B
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*outData++ = 0xFF; //A
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}
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}
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// IIIIIIIIAAAAAAAA -> RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA
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void convertAI88ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*outData++ = data[i]; //R
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*outData++ = data[i]; //G
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*outData++ = data[i]; //B
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*outData++ = data[i + 1]; //A
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}
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}
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// IIIIIIII -> RRRRRGGGGGGBBBBB
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void convertI8ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i] & 0x00FC) << 3 //G
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| (data[i] & 0x00F8) >> 3; //B
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}
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}
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// IIIIIIIIAAAAAAAA -> RRRRRGGGGGGBBBBB
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void convertAI88ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i] & 0x00FC) << 3 //G
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| (data[i] & 0x00F8) >> 3; //B
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}
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}
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// IIIIIIII -> RRRRGGGGBBBBAAAA
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void convertI8ToRGBA4444(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = (data[i] & 0x00F0) << 8 //R
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| (data[i] & 0x00F0) << 4 //G
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| (data[i] & 0x00F0) //B
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| 0x000F; //A
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}
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}
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// IIIIIIIIAAAAAAAA -> RRRRGGGGBBBBAAAA
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void convertAI88ToRGBA4444(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*out16++ = (data[i] & 0x00F0) << 8 //R
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| (data[i] & 0x00F0) << 4 //G
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| (data[i] & 0x00F0) //B
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| (data[i + 1] & 0x00F0) >> 4; //A
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}
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}
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// IIIIIIIIAAAAAAAA -> BBBBBGGG GGGRRRR
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void convertAI88ToBGR565(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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uint16_t* out16 = (uint16_t*)outData;
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i] & 0x00FC) << 3 //G
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| (data[i] & 0x00F8) >> 3; //B
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}
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}
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// IIIIIIIIAAAAAAAA -> BBBBBGGG GGRRRRRA
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void convertAI88ToBGR5A1(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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uint16_t* out16 = (uint16_t*)outData;
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*out16++ = (data[i] & 0x00F8) << 7 //R
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| (data[i] & 0x00F8) << 2 //G
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| (data[i] & 0x00F8) >> 3 //B
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| (data[i + 1] & 0x0080) << 8; //A
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}
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}
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// IIIIIIIIAAAAAAAA -> AAAABBBB GGGGRRRR
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void convertAI88ToABGR4(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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uint16_t* out16 = (uint16_t*)outData;
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*out16++ = (data[i] & 0x00F0) << 8 //R
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| (data[i] & 0x00F0) << 4 //G
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| (data[i] & 0x00F0) //B
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| (data[i + 1] & 0x00F0) >> 4; //A
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}
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}
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// IIIIIIII -> RRRRRGGGGGBBBBBA
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void convertI8ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i] & 0x00F8) << 3 //G
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| (data[i] & 0x00F8) >> 2 //B
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| 0x0001; //A
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}
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}
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/// IIIIIIII -> BBBBBGGG GGRRRRRA
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void convertI8ToBGR5A1(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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uint16_t *out16 = (uint16_t*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = (data[i] & 0xF8) << 7 //R
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| (data[i] & 0xF8) << 2 //G
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| (data[i] & 0xF8) >> 3 //B
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| 0x8000; //A
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}
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}
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// IIIIIIIII -> BBBBBGGG GGGRRRRR
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void convertI8ToBGR565(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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uint16_t *out16 = (uint16_t*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = (data[i] & 0xF8) << 8 //R
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| (data[i] & 0xFC) << 3 //G
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| (data[i] & 0xF8) >> 3 //B
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;
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}
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}
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// IIIIIIIII -> AAAABBBBB GGGGRRRR
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void convertI8ToABGR4(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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uint16_t *out16 = (uint16_t*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = (data[i] & 0xF0) << 8 //R
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| (data[i] & 0xF0) << 4 //G
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| (data[i] & 0xF0) //B
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| 0x000F;
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}
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}
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// IIIIIIIIAAAAAAAA -> RRRRRGGGGGBBBBBA
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void convertAI88ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i] & 0x00F8) << 3 //G
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| (data[i] & 0x00F8) >> 2 //B
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| (data[i + 1] & 0x0080) >> 7; //A
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}
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}
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// IIIIIIII -> IIIIIIIIAAAAAAAA
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void convertI8ToAI88(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (size_t i = 0; i < dataLen; ++i)
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{
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*out16++ = 0xFF00 //A
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| data[i]; //I
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}
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}
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// IIIIIIIIAAAAAAAA -> AAAAAAAA
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void convertAI88ToA8(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (size_t i = 1; i < dataLen; i += 2)
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{
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*outData++ = data[i]; //A
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}
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}
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// IIIIIIIIAAAAAAAA -> IIIIIIII
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void convertAI88ToI8(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 1; i < l; i += 2)
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{
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*outData++ = data[i]; //R
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA
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void convertRGB888ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*outData++ = data[i]; //R
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*outData++ = data[i + 1]; //G
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*outData++ = data[i + 2]; //B
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*outData++ = 0xFF; //A
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> RRRRRRRRGGGGGGGGBBBBBBBB
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void convertRGBA8888ToRGB888(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 3; i < l; i += 4)
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{
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*outData++ = data[i]; //R
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*outData++ = data[i + 1]; //G
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*outData++ = data[i + 2]; //B
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> RRRRRGGGGGGBBBBB
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void convertRGB888ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i + 1] & 0x00FC) << 3 //G
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| (data[i + 2] & 0x00F8) >> 3; //B
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> RRRRRGGGGGGBBBBB
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void convertRGBA8888ToRGB565(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 3; i < l; i += 4)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i + 1] & 0x00FC) << 3 //G
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| (data[i + 2] & 0x00F8) >> 3; //B
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> AAAAAAAA
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void convertRGB888ToA8(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*outData++ = (data[i] * 299 + data[i + 1] * 587 + data[i + 2] * 114 + 500) / 1000; //A = (R*299 + G*587 + B*114 + 500) / 1000
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> IIIIIIII
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void convertRGB888ToI8(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*outData++ = (data[i] * 299 + data[i + 1] * 587 + data[i + 2] * 114 + 500) / 1000; //I = (R*299 + G*587 + B*114 + 500) / 1000
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> IIIIIIII
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void convertRGBA8888ToI8(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 3; i < l; i += 4)
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{
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*outData++ = (data[i] * 299 + data[i + 1] * 587 + data[i + 2] * 114 + 500) / 1000; //I = (R*299 + G*587 + B*114 + 500) / 1000
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> AAAAAAAA
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void convertRGBA8888ToA8(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 3; i < l; i += 4)
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{
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*outData++ = data[i + 3]; //A
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> IIIIIIIIAAAAAAAA
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void convertRGB888ToAI88(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*outData++ = (data[i] * 299 + data[i + 1] * 587 + data[i + 2] * 114 + 500) / 1000; //I = (R*299 + G*587 + B*114 + 500) / 1000
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*outData++ = 0xFF;
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> IIIIIIIIAAAAAAAA
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void convertRGBA8888ToAI88(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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for (ssize_t i = 0, l = dataLen - 3; i < l; i += 4)
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{
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*outData++ = (data[i] * 299 + data[i + 1] * 587 + data[i + 2] * 114 + 500) / 1000; //I = (R*299 + G*587 + B*114 + 500) / 1000
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*outData++ = data[i + 3];
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> RRRRGGGGBBBBAAAA
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void convertRGB888ToRGBA4444(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*out16++ = ((data[i] & 0x00F0) << 8 //R
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| (data[i + 1] & 0x00F0) << 4 //G
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| (data[i + 2] & 0xF0) //B
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| 0x0F); //A
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> RRRRGGGGBBBBAAAA
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void convertRGBA8888ToRGBA4444(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 3; i < l; i += 4)
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{
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*out16++ = (data[i] & 0x00F0) << 8 //R
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| (data[i + 1] & 0x00F0) << 4 //G
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| (data[i + 2] & 0xF0) //B
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| (data[i + 3] & 0xF0) >> 4; //A
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> RRRRRGGGGGBBBBBA
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void convertRGB888ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData)
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{
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unsigned short* out16 = (unsigned short*)outData;
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for (ssize_t i = 0, l = dataLen - 2; i < l; i += 3)
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{
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*out16++ = (data[i] & 0x00F8) << 8 //R
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| (data[i + 1] & 0x00F8) << 3 //G
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| (data[i + 2] & 0x00F8) >> 2 //B
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| 0x01; //A
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> BBBBBGGG GGGRRRRR
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void convertRGB888ToB5G6R5(const unsigned char *data, size_t dataLen, unsigned char *out)
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{
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uint16_t *outData = (uint16_t*) out;
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for(size_t i = 0;i < dataLen ; i += 3)
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{
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*outData++ = ((data[i] & 0xF8) << 8)|
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((data[i + 1] &0xFC) << 3) |
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((data[i + 2] & 0xF8)>> 3);
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> BBBBBGGG GGRRRRRA
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void convertRGB888ToBGR5A1(const unsigned char *data, size_t dataLen, unsigned char *out)
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{
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uint16_t *outData = (uint16_t*) out;
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for(size_t i = 0;i < dataLen ; i += 3)
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{
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*outData++ = ((data[i] & 0xF8) << 7) |
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((data[i + 1] & 0xF8) << 2) |
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((data[i + 2] &0xF8) >> 3) | 0x8000;
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}
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}
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// RRRRRRRRGGGGGGGGBBBBBBBB -> AAAABBBB GGGGRRRR
|
|
void convertRGB888ToABGR4(const unsigned char *data, size_t dataLen, unsigned char *out)
|
|
{
|
|
uint16_t *outData = (uint16_t*) out;
|
|
for(size_t i = 0;i < dataLen ; i += 3)
|
|
{
|
|
*outData++ = ((data[i] & 0xF0) << 8) | //r
|
|
((data[i + 1] & 0xF0) << 4) | //g
|
|
((data[i + 2] & 0xF0)) | //b
|
|
0x000F; //a
|
|
}
|
|
}
|
|
|
|
// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> RRRRRGGG GGBBBBBA
|
|
void convertRGBA8888ToRGB5A1(const unsigned char* data, size_t dataLen, unsigned char* outData)
|
|
{
|
|
unsigned short* out16 = (unsigned short*)outData;
|
|
for (ssize_t i = 0, l = dataLen - 2; i < l; i += 4)
|
|
{
|
|
*out16++ = (data[i] & 0x00F8) << 8 //R
|
|
| (data[i + 1] & 0x00F8) << 3 //G
|
|
| (data[i + 2] & 0x00F8) >> 2 //B
|
|
| (data[i + 3] & 0x0080) >> 7; //A
|
|
}
|
|
}
|
|
|
|
// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> BBBBBGGG GGGRRRR
|
|
void convertRGBA8888ToBGR565(const unsigned char *data, size_t dataLen, unsigned char *out)
|
|
{
|
|
uint16_t *outData = (uint16_t*)out;
|
|
const size_t pixelCnt = dataLen / 4;
|
|
for(size_t i=0;i < pixelCnt; i++ )
|
|
{
|
|
outData[i] = ((data[i*4 + 2] & 0xF8) >> 3) | //b
|
|
((data[i * 4 + 1] & 0xFC ) << 3) | //g
|
|
(((data[i * 4 + 0] & 0xF8) << 8)); //r
|
|
}
|
|
}
|
|
|
|
// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> AAAABBBB GGGGRRRR
|
|
void convertRGBA8888ToABGR4(const unsigned char *data, size_t dataLen, unsigned char *out)
|
|
{
|
|
uint16_t *outData = (uint16_t*)out;
|
|
for(size_t i=0;i < dataLen; i+=4 )
|
|
{
|
|
*outData++ = ((data[i] & 0xF0) << 8) | //r
|
|
((data[i + 1] & 0xF0) << 4) | //g
|
|
((data[i + 2] & 0xF0)) | //b
|
|
((data[i + 3] & 0xF0) >> 4); //a
|
|
}
|
|
}
|
|
|
|
// RRRRRRRRGGGGGGGGBBBBBBBBAAAAAAAA -> BBBBBGGG GGRRRRRA
|
|
void convertRGBA8888ToBGR5A1(const unsigned char *data, size_t dataLen, unsigned char *out)
|
|
{
|
|
uint16_t *outData = (uint16_t*)out;
|
|
for(size_t i = 0; i < dataLen; i += 4)
|
|
{
|
|
*outData++ = ((data[i + 2] & 0xF8) >> 3)| //b
|
|
((data[i + 1] & 0xF8 ) << 2) | //g
|
|
((data[i + 0] & 0xF8 ) << 7) | //r
|
|
((data[i + 3] & 0x80) << 8); //a
|
|
}
|
|
}
|
|
|
|
|
|
void convertRGB5A1ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
|
|
{
|
|
uint16_t *inData = (uint16_t*)data;
|
|
const size_t pixelLen = dataLen / 2;
|
|
uint16_t pixel;
|
|
for (size_t i = 0; i < pixelLen; i++)
|
|
{
|
|
pixel = inData[i];
|
|
*outData++ = (pixel & (0x001F << 11)) >> 8;
|
|
*outData++ = (pixel & (0x001F << 6)) >> 3;
|
|
*outData++ = (pixel & (0x001F << 1)) << 2;
|
|
*outData++ = (pixel & 0x0001) * 255;
|
|
}
|
|
}
|
|
|
|
// ABBBBBGG GGGRRRRR -> BBBBBGGG GGRRRRRA
|
|
void convertRGB5A1ToBGR5A1(const unsigned char *data, size_t dataLen, unsigned char *out)
|
|
{
|
|
const size_t pixelLen = dataLen / 2;
|
|
const uint16_t *inData = (uint16_t*) data;
|
|
uint16_t *outData = (uint16_t*) out;
|
|
uint16_t pixel;
|
|
for (size_t i = 0; i < pixelLen; i++ )
|
|
{
|
|
pixel = inData[i];
|
|
outData[i] = (pixel >> 1) | ((pixel & 0x0001) << 15);
|
|
}
|
|
}
|
|
|
|
|
|
void convertRGB565ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
|
|
{
|
|
uint16_t *inData = (uint16_t*)data;
|
|
const size_t pixelLen = dataLen / 2;
|
|
uint16_t pixel;
|
|
for (size_t i = 0; i < pixelLen; i++)
|
|
{
|
|
pixel = inData[i];
|
|
*outData++ = (pixel & (0x001F << 11)) >> 8;
|
|
*outData++ = (pixel & (0x003F << 5)) >> 3;
|
|
*outData++ = (pixel & (0x001F)) << 3;
|
|
*outData++ = 0xFF;
|
|
}
|
|
}
|
|
|
|
// BBBBBGGG GGGRRRRR -> BBBGGG GGGRRRRR
|
|
// void convertRGB565ToB5G6R5(const unsigned char *data, ssize_t dataLen, unsigned char *out)
|
|
|
|
|
|
void convertRGBA4444ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
|
|
{
|
|
uint16_t *inData = (uint16_t*)data;
|
|
const size_t pixelLen = dataLen / 2;
|
|
uint16_t pixel;
|
|
for (size_t i = 0; i < pixelLen; i++)
|
|
{
|
|
pixel = inData[i];
|
|
*outData++ = ((pixel & 0xF000) >> 12) * 17;
|
|
*outData++ = ((pixel & 0x0F00) >> 8) * 17;
|
|
*outData++ = ((pixel & 0x00F0) >> 4) * 17;
|
|
*outData++ = ((pixel & 0x000F) * 17);
|
|
}
|
|
|
|
}
|
|
|
|
// AAAABBBBGGGGRRRR -> AAAABBBB GGGGRRRR
|
|
//void convertRGBA4444ToABGR4444(const unsigned char *data, ssize_t dataLen, unsigned char *out)
|
|
|
|
void convertA8ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
|
|
{
|
|
for (size_t i = 0; i < dataLen; i++)
|
|
{
|
|
*outData++ = 0;
|
|
*outData++ = 0;
|
|
*outData++ = 0;
|
|
*outData++ = data[i];
|
|
}
|
|
}
|
|
|
|
void convertBGRA8888ToRGBA8888(const unsigned char* data, size_t dataLen, unsigned char* outData)
|
|
{
|
|
const size_t pixelCounts = dataLen / 4;
|
|
for (size_t i = 0; i < pixelCounts; i++)
|
|
{
|
|
*outData++ = data[i*4 + 2];
|
|
*outData++ = data[i*4 + 1];
|
|
*outData++ = data[i*4 + 0];
|
|
*outData++ = data[i*4 + 3];
|
|
}
|
|
}
|
|
|
|
// converter function end
|
|
//////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
|
|
cocos2d::backend::PixelFormat convertI8ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen*4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB888:
|
|
*outDataLen = dataLen*3;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToRGB888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB565:
|
|
*outDataLen = dataLen*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToRGB565(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::AI88:
|
|
*outDataLen = dataLen*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToAI88(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGBA4444:
|
|
*outDataLen = dataLen*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToRGBA4444(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB5A1:
|
|
*outDataLen = dataLen*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToRGB5A1(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::A8:
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
break;
|
|
case PixelFormat::MTL_BGR5A1:
|
|
*outDataLen = dataLen * 2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToBGR5A1(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_ABGR4:
|
|
*outDataLen = dataLen * 2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToABGR4(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_B5G6R5:
|
|
*outDataLen = dataLen * 2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertI8ToBGR565(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::I8)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::I8 to format ID:%d, we will use it's origin format PixelFormat::I8", static_cast<int>(format));
|
|
}
|
|
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::I8;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertAI88ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB888:
|
|
*outDataLen = dataLen/2*3;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToRGB888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB565:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToRGB565(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::A8:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToA8(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::I8:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToI8(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGBA4444:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToRGBA4444(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB5A1:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToRGB5A1(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_ABGR4:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToABGR4(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_B5G6R5:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToBGR565(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_BGR5A1:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertAI88ToBGR5A1(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::AI88)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::AI88 to format ID:%d, we will use it's origin format PixelFormat::AI88", static_cast<int>(format));
|
|
}
|
|
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::AI88;
|
|
break;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertRGB888ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen/3*4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB565:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToRGB565(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::A8:
|
|
*outDataLen = dataLen/3;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToA8(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::I8:
|
|
*outDataLen = dataLen/3;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToI8(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::AI88:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToAI88(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGBA4444:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToRGBA4444(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB5A1:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToRGB5A1(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_B5G6R5:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToB5G6R5(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_BGR5A1:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToBGR5A1(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_ABGR4:
|
|
*outDataLen = dataLen/3*2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB888ToABGR4(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::RGB888)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::RGB888 to format ID:%d, we will use it's origin format PixelFormat::RGB888", static_cast<int>(format));
|
|
}
|
|
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::RGB888;
|
|
}
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertRGBA8888ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGB888:
|
|
*outDataLen = dataLen/4*3;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToRGB888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB565:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToRGB565(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::A8:
|
|
*outDataLen = dataLen/4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToA8(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::I8:
|
|
*outDataLen = dataLen/4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToI8(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::AI88:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToAI88(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGBA4444:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToRGBA4444(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::RGB5A1:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToRGB5A1(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_B5G6R5:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToBGR565(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_ABGR4:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToABGR4(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_BGR5A1:
|
|
*outDataLen = dataLen/2;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA8888ToBGR5A1(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::RGBA8888)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::RGBA8888 to format ID:%d, we will use it's origin format PixelFormat::RGBA8888", static_cast<int>(format));
|
|
}
|
|
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::RGBA8888;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertRGB5A1ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen/2*4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB5A1ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_BGR5A1:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB5A1ToBGR5A1(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::RGBA8888)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::RGB5A1 to format ID:%d, we will use it's origin format PixelFormat::RGB51A", static_cast<int>(format));
|
|
}
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::RGBA8888;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertRGB565ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen/2*4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGB565ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_B5G6R5:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char *)data;
|
|
// they are identical
|
|
//convertRGB565ToB5G6R5(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::RGBA8888)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::RGB565 to format ID:%d, we will use it's origin format PixelFormat::RGB565", static_cast<int>(format));
|
|
}
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::RGBA8888;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertA8ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen*4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertA8ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::RGBA8888)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::A8 to format ID:%d, we will use it's origin format PixelFormat::A8", static_cast<int>(format));
|
|
}
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::RGBA8888;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
cocos2d::backend::PixelFormat convertRGBA4444ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format)
|
|
{
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen/ 2 * 4;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertRGBA4444ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
case PixelFormat::MTL_ABGR4:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char *)data;
|
|
//convertRGBA4444ToABGR4444(data, dataLen, *outData);
|
|
break;
|
|
default:
|
|
// unsupported conversion or don't need to convert
|
|
if (format != PixelFormat::AUTO && format != PixelFormat::RGBA8888)
|
|
{
|
|
CCLOG("Can not convert image format PixelFormat::RGBA444 to format ID:%d, we will use it's origin format PixelFormat::RGBA4444", static_cast<int>(format));
|
|
}
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return PixelFormat::RGBA8888;
|
|
}
|
|
|
|
return format;
|
|
}
|
|
|
|
PixelFormat convertBGRA8888ToFormat(const unsigned char* data, size_t dataLen, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
switch (format) {
|
|
case PixelFormat::RGBA8888:
|
|
*outDataLen = dataLen;
|
|
*outData = (unsigned char*)malloc(sizeof(unsigned char) * (*outDataLen));
|
|
convertBGRA8888ToRGBA8888(data, dataLen, *outData);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
return format;
|
|
}
|
|
|
|
/*
|
|
convert map:
|
|
1.PixelFormat::RGBA8888
|
|
2.PixelFormat::RGB888
|
|
3.PixelFormat::RGB565
|
|
4.PixelFormat::A8
|
|
5.PixelFormat::I8
|
|
6.PixelFormat::AI88
|
|
7.PixelFormat::RGBA4444
|
|
8.PixelFormat::RGB5A1
|
|
|
|
gray(5) -> 1235678
|
|
gray alpha(6) -> 12345678
|
|
rgb(2) -> 1235678
|
|
rgba(1) -> 12345678
|
|
|
|
*/
|
|
cocos2d::backend::PixelFormat convertDataToFormat(const unsigned char* data, size_t dataLen, PixelFormat originFormat, PixelFormat format, unsigned char** outData, size_t* outDataLen)
|
|
{
|
|
// don't need to convert
|
|
if (format == originFormat || format == PixelFormat::AUTO)
|
|
{
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return originFormat;
|
|
}
|
|
|
|
switch (originFormat)
|
|
{
|
|
case PixelFormat::I8:
|
|
return convertI8ToFormat(data, dataLen, format, outData, outDataLen);
|
|
case PixelFormat::AI88:
|
|
return convertAI88ToFormat(data, dataLen, format, outData, outDataLen);
|
|
case PixelFormat::RGB888:
|
|
return convertRGB888ToFormat(data, dataLen, format, outData, outDataLen);
|
|
case PixelFormat::RGBA8888:
|
|
return convertRGBA8888ToFormat(data, dataLen, format, outData, outDataLen);
|
|
case PixelFormat::RGB5A1:
|
|
return convertRGB5A1ToFormat(data, dataLen, format, outData, outDataLen);
|
|
case PixelFormat::RGB565:
|
|
return convertRGB565ToFormat(data, dataLen, format, outData, outDataLen);
|
|
#ifdef CC_USE_METAL
|
|
case PixelFormat::RGBA4444:
|
|
return convertRGBA4444ToFormat(data, dataLen, format, outData, outDataLen);
|
|
case PixelFormat::A8:
|
|
return convertA8ToFormat(data, dataLen, format, outData, outDataLen);
|
|
|
|
#endif
|
|
case PixelFormat::BGRA8888:
|
|
return convertBGRA8888ToFormat(data, dataLen, format, outData, outDataLen);
|
|
default:
|
|
CCLOG("unsupported conversion from format %d to format %d", static_cast<int>(originFormat), static_cast<int>(format));
|
|
*outData = (unsigned char*)data;
|
|
*outDataLen = dataLen;
|
|
return originFormat;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
NS_CC_END
|