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 #ifndef ST_AUDIO_SINK_CALLBACK_H 16 #define ST_AUDIO_SINK_CALLBACK_H 17 18 #include "audio_info.h" 19 namespace OHOS { 20 namespace AudioStandard { 21 class AudioSinkCallback { 22 public: 23 virtual void OnAudioParameterChange(std::string netWorkId, const AudioParamKey key, const std::string& condition, 24 const std::string value) = 0; 25 }; 26 } // namespace AudioStandard 27 } // namespace OHOS 28 #endif // ST_AUDIO_SINK_CALLBACK_H 29