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 CODEC_LISTENER_PROXY_H 17 #define CODEC_LISTENER_PROXY_H 18 19 #include "i_standard_codec_listener.h" 20 #include "avcodec_death_recipient.h" 21 #include "nocopyable.h" 22 23 namespace OHOS { 24 namespace MediaAVCodec { 25 class CodecListenerCallback : public MediaCodecCallback, public NoCopyable { 26 public: 27 explicit CodecListenerCallback(const sptr<IStandardCodecListener> &listener); 28 virtual ~CodecListenerCallback(); 29 30 void OnError(AVCodecErrorType errorType, int32_t errorCode) override; 31 void OnOutputFormatChanged(const Format &format) override; 32 void OnInputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 33 void OnOutputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 34 35 private: 36 sptr<IStandardCodecListener> listener_ = nullptr; 37 }; 38 39 class CodecListenerProxy : public IRemoteProxy<IStandardCodecListener>, public NoCopyable { 40 public: 41 explicit CodecListenerProxy(const sptr<IRemoteObject> &impl); 42 virtual ~CodecListenerProxy(); 43 44 void OnError(AVCodecErrorType errorType, int32_t errorCode) override; 45 void OnOutputFormatChanged(const Format &format) override; 46 void OnInputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 47 void OnOutputBufferAvailable(uint32_t index, std::shared_ptr<AVBuffer> buffer) override; 48 49 bool InputBufferInfoFromParcel(uint32_t index, AVCodecBufferInfo &info, AVCodecBufferFlag &flag, 50 MessageParcel &data); 51 bool SetOutputBufferRenderTimestamp(uint32_t index, int64_t renderTimestampNs); 52 void ClearListenerCache(); 53 private: 54 static inline BrokerDelegator<CodecListenerProxy> delegator_; 55 class CodecBufferCache; 56 std::unique_ptr<CodecBufferCache> inputBufferCache_; 57 std::unique_ptr<CodecBufferCache> outputBufferCache_; 58 uint64_t inputBufferGeneration_ { 0 }; 59 uint64_t outputBufferGeneration_ { 0 }; 60 }; 61 } // namespace MediaAVCodec 62 } // namespace OHOS 63 #endif // CODEC_LISTENER_PROXY_H 64