1 /* 2 * Copyright (C) 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_POOL_MANAGER_H 17 #define VIDEO_POOL_MANAGER_H 18 19 #include <mutex> 20 #include <queue> 21 #include <gst/gst.h> 22 #include "nocopyable.h" 23 24 namespace OHOS { 25 namespace Media { 26 class VideoPoolManager : public OHOS::NoCopyable { 27 public: 28 VideoPoolManager() = default; VideoPoolManager(uint32_t size)29 explicit VideoPoolManager(uint32_t size) : maxQueSize_(size) {} 30 ~VideoPoolManager(); 31 32 bool IsBufferQueFull(); 33 bool IsBufferQueEmpty(); 34 uint32_t GetBufferQueSize(); 35 int32_t PushBuffer(GstBuffer *buf); 36 GstBuffer *PopBuffer(); 37 void FreeBufferQue(); 38 39 private: 40 std::queue<GstBuffer *> bufferQue_; 41 uint32_t maxQueSize_ = 0; 42 std::mutex mutex_; 43 }; 44 } // namespace Media 45 } // namespace OHOS 46 47 #endif // VIDEO_POOL_MANAGER_H 48