/* * Copyright (c) 2023 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ohos.hdi.distributed_audio.audioext.v1_0; import ohos.hdi.distributed_audio.audioext.v1_0.Types; [callback] interface IDAudioCallback { OpenDevice([in] String adpName, [in] int devId); CloseDevice([in] String adpName, [in] int devId); SetParameters([in] String adpName, [in] int devId, [in] struct AudioParameter param); NotifyEvent([in] String adpName, [in] int devId, [in] struct DAudioEvent event); WriteStreamData([in] String adpName, [in] int devId, [in] struct AudioData data); ReadStreamData([in] String adpName, [in] int devId, [out] struct AudioData data); ReadMmapPosition([in] String adpName, [in] int devId, [out] unsigned long frames, [out] struct CurrentTime time); RefreshAshmemInfo([in] String adpName, [in] int devId, [in] FileDescriptor fd, [in] int ashmemLength, [in] int lengthPerTrans); }