1 /* 2 * Copyright (C) 2021 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 INTERFACES_KITS_JS_COMMON_INCLUDE_IMAGE_SOURCE_NAPI_H_ 17 #define INTERFACES_KITS_JS_COMMON_INCLUDE_IMAGE_SOURCE_NAPI_H_ 18 19 #include "pixel_map.h" 20 #include "image_type.h" 21 #include "image_source.h" 22 #include "napi/native_api.h" 23 #include "napi/native_node_api.h" 24 #include "pixel_map_napi.h" 25 #include "incremental_pixel_map.h" 26 27 namespace OHOS { 28 namespace Media { 29 class ImageSourceNapi { 30 public: 31 ImageSourceNapi(); 32 ~ImageSourceNapi(); 33 34 static napi_value Init(napi_env env, napi_value exports); 35 std::shared_ptr<ImageSource> nativeImgSrc = nullptr; GetIncrementalPixelMap()36 std::shared_ptr<IncrementalPixelMap> GetIncrementalPixelMap() 37 { 38 return navIncPixelMap_; 39 } 40 41 static std::string filePath_; 42 static int fileDescriptor_; 43 static void* fileBuffer_; 44 static size_t fileBufferSize_; 45 46 private: 47 static napi_value Constructor(napi_env env, napi_callback_info info); 48 static void Destructor(napi_env env, void *nativeObject, void *finalize); 49 50 // readonly property 51 static napi_value GetSupportedFormats(napi_env env, napi_callback_info info); 52 53 // static methods 54 static napi_value CreateImageSource(napi_env env, napi_callback_info info); 55 static napi_value CreateIncrementalSource(napi_env env, napi_callback_info info); 56 57 static napi_value CreateImageSourceComplete(napi_env env, napi_status status, void *data); 58 // methods 59 static napi_value GetImageInfo(napi_env env, napi_callback_info info); 60 static napi_value CreatePixelMap(napi_env env, napi_callback_info info); 61 static napi_value ModifyImageProperty(napi_env env, napi_callback_info info); 62 static napi_value GetImageProperty(napi_env env, napi_callback_info info); 63 static napi_value UpdateData(napi_env env, napi_callback_info info); 64 static napi_value Release(napi_env env, napi_callback_info info); 65 66 void release(); 67 static thread_local napi_ref sConstructor_; 68 static std::shared_ptr<ImageSource> sImgSrc_; 69 static std::shared_ptr<IncrementalPixelMap> sIncPixelMap_; 70 std::shared_ptr<IncrementalPixelMap> navIncPixelMap_ = nullptr; 71 static napi_ref pixelMapFormatRef_; 72 static napi_ref propertyKeyRef_; 73 static napi_ref imageFormatRef_; 74 static napi_ref alphaTypeRef_; 75 static napi_ref scaleModeRef_; 76 static napi_ref componentTypeRef_; 77 78 napi_env env_ = nullptr; 79 bool isRelease = false; 80 }; 81 } // namespace Media 82 } // namespace OHOS 83 #endif // INTERFACES_KITS_JS_COMMON_INCLUDE_IMAGE_SOURCE_NAPI_H_ 84