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 #include "dynamic_loader/camera_napi_ex_manager.h"
17
18 #include "camera_log.h"
19
20 namespace OHOS {
21 namespace CameraStandard {
22 std::shared_ptr<CameraNapiExProxy> CameraNapiExManager::cameraNapiExProxy_ = nullptr;
23 std::vector<CameraNapiExProxyUserType> CameraNapiExManager::userList_ = {};
24 std::mutex CameraNapiExManager::mutex_;
25
GetCameraNapiExProxy(CameraNapiExProxyUserType type)26 std::shared_ptr<CameraNapiExProxy> CameraNapiExManager::GetCameraNapiExProxy(CameraNapiExProxyUserType type)
27 {
28 CAMERA_SYNC_TRACE;
29 MEDIA_DEBUG_LOG("CameraNapiExManager::GetCameraNapiExProxy is called");
30 std::lock_guard<std::mutex> lock(mutex_);
31 if (cameraNapiExProxy_ == nullptr) {
32 cameraNapiExProxy_ = CameraNapiExProxy::GetCameraNapiExProxy();
33 CHECK_RETURN_RET_ELOG(cameraNapiExProxy_ == nullptr, nullptr,
34 "get cameraNapiExProxy failed");
35 }
36 auto item = std::find(userList_.begin(), userList_.end(), type);
37 if (item == userList_.end()) {
38 userList_.push_back(type);
39 }
40 return cameraNapiExProxy_;
41 }
42
FreeCameraNapiExProxy(CameraNapiExProxyUserType type)43 void CameraNapiExManager::FreeCameraNapiExProxy(CameraNapiExProxyUserType type)
44 {
45 MEDIA_DEBUG_LOG("CameraNapiExManager::FreeCameraNapiExProxy is called");
46 std::lock_guard<std::mutex> lock(mutex_);
47 auto item = std::find(userList_.begin(), userList_.end(), type);
48 if (item != userList_.end()) {
49 userList_.erase(item);
50 }
51 if (userList_.empty() && cameraNapiExProxy_ != nullptr) {
52 cameraNapiExProxy_ = nullptr;
53 }
54 }
55 } // namespace CameraStandard
56 } // namespace OHOS