1/* 2 * Copyright (c) 2025 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 16package OHOS.AudioStandard; 17 18sequenceable audio_stream_info..OHOS.AudioStandard.AudioStreamInfo; 19sequenceable audio_shared_memory..OHOS.AudioStandard.AudioSharedMemory; 20interface IIpcOfflineStream { 21 [ipccode 0] void CreateOfflineEffectChain([in] String chainName); 22 void ConfigureOfflineEffectChain([in] AudioStreamInfo inInfo, [in] AudioStreamInfo outInfo); 23 void PrepareOfflineEffectChain([out] sharedptr<AudioSharedMemory> inBuffer, [out] sharedptr<AudioSharedMemory> outBuffer); 24 void ProcessOfflineEffectChain([in] unsigned int inSize, [in] unsigned int outSize); 25 void ReleaseOfflineEffectChain(); 26 void SetParamOfflineEffectChain([in] List<unsigned char> param); 27} 28