1 /* 2 * Copyright (c) 2022 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 OHOS_AUDIO_ENCODER_CALLBACK_H 17 #define OHOS_AUDIO_ENCODER_CALLBACK_H 18 19 #include <memory> 20 21 #include "avcodec_common.h" 22 #include "media_errors.h" 23 #include "format.h" 24 25 #include "audio_encoder.h" 26 27 namespace OHOS { 28 namespace DistributedHardware { 29 class AudioEncoder; 30 class AudioEncoderCallback : public Media::AVCodecCallback { 31 public: AudioEncoderCallback(const std::weak_ptr<AudioEncoder> & encoder)32 explicit AudioEncoderCallback(const std::weak_ptr<AudioEncoder> &encoder) 33 : audioEncoder_(encoder) {}; 34 ~AudioEncoderCallback() override = default; 35 36 void OnError(Media::AVCodecErrorType errorType, int32_t errorCode) override; 37 void OnOutputBufferAvailable(uint32_t index, Media::AVCodecBufferInfo info, Media::AVCodecBufferFlag flag) override; 38 void OnInputBufferAvailable(uint32_t index) override; 39 void OnOutputFormatChanged(const Media::Format &format) override; 40 41 private: 42 std::weak_ptr<AudioEncoder> audioEncoder_; 43 }; 44 } // namespace DistributedHardware 45 } // namespace OHOS 46 #endif // OHOS_AUDIO_ENCODER_CALLBACK_H 47