1 /* 2 * Copyright (C) 2025 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 16 #ifndef EFFECT_IMAGE_RENDER_H 17 #define EFFECT_IMAGE_RENDER_H 18 19 #include "effect_image_chain.h" 20 21 namespace OHOS::Rosen { 22 class EffectImageFilter { 23 public: 24 virtual ~EffectImageFilter() = default; 25 26 static std::shared_ptr<EffectImageFilter> Blur(float radius, Drawing::TileMode tileMode = Drawing::TileMode::DECAL); 27 static std::shared_ptr<EffectImageFilter> Brightness(float degree); 28 static std::shared_ptr<EffectImageFilter> Grayscale(); 29 static std::shared_ptr<EffectImageFilter> Invert(); 30 static std::shared_ptr<EffectImageFilter> ApplyColorMatrix(const Drawing::ColorMatrix& colorMatrix); 31 32 virtual DrawingError Apply(const std::shared_ptr<EffectImageChain>& image) = 0; 33 }; 34 35 class EffectImageDrawingFilter : public EffectImageFilter { 36 public: EffectImageDrawingFilter(const std::shared_ptr<Drawing::ImageFilter> & filter)37 EffectImageDrawingFilter(const std::shared_ptr<Drawing::ImageFilter>& filter) : filter_(filter) {} 38 ~EffectImageDrawingFilter() override = default; 39 40 DrawingError Apply(const std::shared_ptr<EffectImageChain>& image) override; 41 42 private: 43 std::shared_ptr<Drawing::ImageFilter> filter_ = nullptr; 44 }; 45 46 class EffectImageBlurFilter : public EffectImageFilter { 47 public: EffectImageBlurFilter(float radius,const Drawing::TileMode & tileMode)48 EffectImageBlurFilter(float radius, const Drawing::TileMode& tileMode) : radius_(radius), tileMode_(tileMode) {} 49 ~EffectImageBlurFilter() override = default; 50 51 DrawingError Apply(const std::shared_ptr<EffectImageChain>& image) override; 52 53 private: 54 float radius_; 55 Drawing::TileMode tileMode_; 56 }; 57 58 class EffectImageRender { 59 public: 60 EffectImageRender() = default; 61 ~EffectImageRender() = default; 62 63 DrawingError Render(const std::shared_ptr<Media::PixelMap>& srcPixelMap, 64 const std::vector<std::shared_ptr<EffectImageFilter>>& effectFilters, bool forceCPU, 65 std::shared_ptr<Media::PixelMap>& dstPixelMap); 66 }; 67 } // namespace OHOS::Rosen 68 #endif // EFFECT_IMAGE_RENDER_H