1 /* 2 * Copyright 2015 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 #ifndef SkAndroidCodecAdapter_DEFINED 8 #define SkAndroidCodecAdapter_DEFINED 9 10 #include "include/codec/SkAndroidCodec.h" 11 #include "include/codec/SkCodec.h" 12 #include "include/core/SkSize.h" 13 14 #include <cstddef> 15 16 struct SkIRect; 17 struct SkImageInfo; 18 19 /** 20 * This class wraps SkCodec to implement the functionality of SkAndroidCodec. 21 * The underlying SkCodec implements sampled decodes. SkCodec's that do not 22 * implement that are wrapped with SkSampledCodec instead. 23 */ 24 class SkAndroidCodecAdapter : public SkAndroidCodec { 25 public: 26 27 explicit SkAndroidCodecAdapter(SkCodec*); 28 ~SkAndroidCodecAdapter()29 ~SkAndroidCodecAdapter() override {} 30 31 protected: 32 33 SkISize onGetSampledDimensions(int sampleSize) const override; 34 35 bool onGetSupportedSubset(SkIRect* desiredSubset) const override; 36 37 SkCodec::Result onGetAndroidPixels(const SkImageInfo& info, void* pixels, size_t rowBytes, 38 const AndroidOptions& options) override; 39 40 private: 41 42 using INHERITED = SkAndroidCodec; 43 }; 44 #endif // SkAndroidCodecAdapter_DEFINED 45