1 /* 2 * Copyright 2011 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef SkConvertPixels_DEFINED 9 #define SkConvertPixels_DEFINED 10 11 #include "SkImageInfo.h" 12 #include "SkTemplates.h" 13 14 class SkColorTable; 15 16 void SkConvertPixels(const SkImageInfo& dstInfo, void* dstPixels, size_t dstRowBytes, 17 const SkImageInfo& srcInfo, const void* srcPixels, size_t srcRowBytes, 18 SkColorTable* srcCTable, SkTransferFunctionBehavior behavior); 19 20 static inline void SkRectMemcpy(void* dst, size_t dstRB, const void* src, size_t srcRB, 21 size_t bytesPerRow, int rowCount) { 22 SkASSERT(bytesPerRow <= dstRB); 23 SkASSERT(bytesPerRow <= srcRB); 24 if (bytesPerRow == dstRB && bytesPerRow == srcRB) { 25 memcpy(dst, src, bytesPerRow * rowCount); 26 return; 27 } 28 29 for (int i = 0; i < rowCount; ++i) { 30 memcpy(dst, src, bytesPerRow); 31 dst = SkTAddOffset<void>(dst, dstRB); 32 src = SkTAddOffset<const void>(src, srcRB); 33 } 34 } 35 36 #endif 37