1 /* 2 * Copyright (c) 2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef PIXEL_MAP_H 16 #define PIXEL_MAP_H 17 18 #include <string> 19 20 #include "ffi_remote_data.h" 21 #include "pixel_map.h" 22 23 namespace OHOS { 24 namespace Media { 25 class FFI_EXPORT PixelMapImpl : public OHOS::FFI::FFIData { 26 DECL_TYPE(PixelMapImpl, OHOS::FFI::FFIData) 27 public: 28 explicit PixelMapImpl(std::shared_ptr<PixelMap> ptr_); PixelMapImpl(std::shared_ptr<PixelMap> ptr,bool isEditable,bool transferDetach)29 explicit PixelMapImpl(std::shared_ptr<PixelMap> ptr, bool isEditable, bool transferDetach) 30 : real_(ptr), isPixelMapImplEditable(isEditable), transferDetach_(transferDetach) {}; 31 std::shared_ptr<PixelMap> GetRealPixelMap(); 32 uint32_t ReadPixelsToBuffer(uint64_t& bufferSize, uint8_t* dst); 33 uint32_t WriteBufferToPixels(uint8_t* source, uint64_t& bufferSize); 34 int32_t GetDensity(); 35 uint32_t Opacity(float percent); 36 uint32_t Crop(Rect& rect); 37 uint32_t ToSdr(); 38 uint32_t GetPixelBytesNumber(); 39 uint32_t GetBytesNumberPerRow(); 40 uint32_t ReadPixels(uint64_t& bufferSize, uint32_t& offset, uint32_t& stride, Rect& region, uint8_t* dst); 41 uint32_t WritePixels(uint8_t* source, uint64_t& bufferSize, uint32_t& offset, uint32_t& stride, Rect& region); 42 uint32_t SetColorSpace(std::shared_ptr<OHOS::ColorManager::ColorSpace> colorSpace); 43 std::shared_ptr<OHOS::ColorManager::ColorSpace> GetColorSpace(); 44 uint32_t ApplyColorSpace(std::shared_ptr<OHOS::ColorManager::ColorSpace> colorSpace); 45 46 void GetImageInfo(ImageInfo& imageInfo); 47 void Scale(float xAxis, float yAxis); 48 void Scale(float xAxis, float yAxis, AntiAliasingOption option); 49 void Flip(bool xAxis, bool yAxis); 50 void Rotate(float degrees); 51 void Translate(float xAxis, float yAxis); 52 53 bool GetIsEditable(); 54 bool GetIsStrideAlignment(); 55 GetTransferDetach()56 bool GetTransferDetach() 57 { 58 return transferDetach_; 59 } 60 SetTransferDetach(bool detach)61 void SetTransferDetach(bool detach) 62 { 63 transferDetach_ = detach; 64 } 65 GetPixelMapImplEditable()66 bool GetPixelMapImplEditable() 67 { 68 return isPixelMapImplEditable; 69 } 70 71 static std::unique_ptr<PixelMap> CreatePixelMap(const InitializationOptions& opts); 72 static std::unique_ptr<PixelMap> CreatePixelMap( 73 uint32_t* colors, uint32_t colorLength, InitializationOptions& opts); 74 static std::unique_ptr<PixelMap> CreateAlphaPixelMap(PixelMap& source, InitializationOptions& opts); 75 static uint32_t CreatePremultipliedPixelMap(std::shared_ptr<PixelMap> src, std::shared_ptr<PixelMap> dst); 76 static uint32_t CreateUnpremultipliedPixelMap(std::shared_ptr<PixelMap> src, std::shared_ptr<PixelMap> dst); 77 78 private: 79 std::shared_ptr<PixelMap> real_; 80 bool isPixelMapImplEditable = true; 81 bool transferDetach_ = false; 82 }; 83 } // namespace Media 84 } // namespace OHOS 85 86 #endif 87