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 OPENSLES_OPENHARMONY_H 17 #define OPENSLES_OPENHARMONY_H 18 19 #include<OpenSLES.h> 20 #include<OpenSLES_Platform.h> 21 22 /*---------------------------------------------------------------------------*/ 23 /* OH Buffer Queue Interface */ 24 /*---------------------------------------------------------------------------*/ 25 26 extern const SLInterfaceID SL_IID_OH_BUFFERQUEUE; 27 28 struct SLOHBufferQueueItf_; 29 typedef const struct SLOHBufferQueueItf_ * const * SLOHBufferQueueItf; 30 31 typedef void (SLAPIENTRY *SlOHBufferQueueCallback)( 32 SLOHBufferQueueItf caller, 33 void *pContext, 34 SLuint32 size 35 ); 36 37 /** OH Buffer queue state **/ 38 39 typedef struct SLOHBufferQueueState_ { 40 SLuint32 count; 41 SLuint32 index; 42 } SLOHBufferQueueState; 43 44 45 struct SLOHBufferQueueItf_ { 46 SLresult (*Enqueue) ( 47 SLOHBufferQueueItf self, 48 const void *buffer, 49 SLuint32 size 50 ); 51 SLresult (*Clear) ( 52 SLOHBufferQueueItf self 53 ); 54 SLresult (*GetState) ( 55 SLOHBufferQueueItf self, 56 SLOHBufferQueueState *state 57 ); 58 SLresult (*GetBuffer) ( 59 SLOHBufferQueueItf self, 60 SLuint8** buffer, 61 SLuint32& size 62 ); 63 SLresult (*RegisterCallback) ( 64 SLOHBufferQueueItf self, 65 SlOHBufferQueueCallback callback, 66 void* pContext 67 ); 68 }; 69 #endif 70