1 /* 2 * Copyright (c) 2023-2023 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 VIDEO_SESSION_FOR_SYS_NAPI_H 17 #define VIDEO_SESSION_FOR_SYS_NAPI_H 18 19 #include "mode/video_session_napi.h" 20 #include "napi/native_api.h" 21 #include "session/camera_session_napi.h" 22 #include "video_session.h" 23 24 namespace OHOS { 25 namespace CameraStandard { 26 static const char VIDEO_SESSION_FOR_SYS_NAPI_CLASS_NAME[] = "VideoSessionForSys"; 27 28 class FocusTrackingCallbackListener : public FocusTrackingCallback, public ListenerBase, 29 public std::enable_shared_from_this<FocusTrackingCallbackListener> { 30 public: FocusTrackingCallbackListener(napi_env env)31 explicit FocusTrackingCallbackListener(napi_env env) : ListenerBase(env) {} 32 virtual ~FocusTrackingCallbackListener() = default; 33 void OnFocusTrackingInfoAvailable(FocusTrackingInfo &focusTrackingInfo) const override; 34 35 private: 36 void OnFocusTrackingInfoCallback(FocusTrackingInfo &focusTrackingInfo) const; 37 void OnFocusTrackingInfoCallbackAsync(FocusTrackingInfo &focusTrackingInfo) const; 38 }; 39 40 struct FocusTrackingCallbackInfo { 41 FocusTrackingInfo focusTrackingInfo_; 42 weak_ptr<const FocusTrackingCallbackListener> listener_; FocusTrackingCallbackInfoFocusTrackingCallbackInfo43 FocusTrackingCallbackInfo(FocusTrackingInfo focusTrackingInfo, 44 shared_ptr<const FocusTrackingCallbackListener> listener) 45 : focusTrackingInfo_(focusTrackingInfo), listener_(listener) {} 46 }; 47 48 class VideoSessionForSysNapi : public VideoSessionNapi { 49 public: 50 static napi_value Init(napi_env env, napi_value exports); 51 static napi_value CreateCameraSession(napi_env env); 52 VideoSessionForSysNapi(); 53 ~VideoSessionForSysNapi(); 54 55 static void VideoSessionForSysNapiDestructor(napi_env env, void* nativeObject, void* finalize_hint); 56 static napi_value VideoSessionForSysNapiConstructor(napi_env env, napi_callback_info info); 57 58 napi_env env_; 59 sptr<VideoSession> videoSession_; 60 static thread_local napi_ref sConstructor_; 61 std::shared_ptr<FocusTrackingCallbackListener> focusTrackingInfoCallback_; 62 63 protected: 64 void RegisterFocusTrackingInfoCallbackListener(const std::string& eventName, 65 napi_env env, napi_value callback, const std::vector<napi_value>& args, bool isOnce) override; 66 void UnregisterFocusTrackingInfoCallbackListener(const std::string& eventName, 67 napi_env env, napi_value callback, const std::vector<napi_value>& args) override; 68 }; 69 } // namespace CameraStandard 70 } // namespace OHOS 71 #endif /* VIDEO_SESSION_FOR_SYS_NAPI_H */ 72