1*05767d91SRobert Wu /* 2*05767d91SRobert Wu * Copyright 2017 The Android Open Source Project 3*05767d91SRobert Wu * 4*05767d91SRobert Wu * Licensed under the Apache License, Version 2.0 (the "License"); 5*05767d91SRobert Wu * you may not use this file except in compliance with the License. 6*05767d91SRobert Wu * You may obtain a copy of the License at 7*05767d91SRobert Wu * 8*05767d91SRobert Wu * http://www.apache.org/licenses/LICENSE-2.0 9*05767d91SRobert Wu * 10*05767d91SRobert Wu * Unless required by applicable law or agreed to in writing, software 11*05767d91SRobert Wu * distributed under the License is distributed on an "AS IS" BASIS, 12*05767d91SRobert Wu * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*05767d91SRobert Wu * See the License for the specific language governing permissions and 14*05767d91SRobert Wu * limitations under the License. 15*05767d91SRobert Wu */ 16*05767d91SRobert Wu 17*05767d91SRobert Wu #ifndef OBOE_OPENSLES_OPENSLESUTILITIES_H 18*05767d91SRobert Wu #define OBOE_OPENSLES_OPENSLESUTILITIES_H 19*05767d91SRobert Wu 20*05767d91SRobert Wu #include <SLES/OpenSLES_Android.h> 21*05767d91SRobert Wu #include "oboe/Oboe.h" 22*05767d91SRobert Wu 23*05767d91SRobert Wu namespace oboe { 24*05767d91SRobert Wu 25*05767d91SRobert Wu const char *getSLErrStr(SLresult code); 26*05767d91SRobert Wu 27*05767d91SRobert Wu /** 28*05767d91SRobert Wu * Creates an extended PCM format from the supplied format and data representation. This method 29*05767d91SRobert Wu * should only be called on Android devices with API level 21+. API 21 introduced the 30*05767d91SRobert Wu * SLAndroidDataFormat_PCM_EX object which allows audio samples to be represented using 31*05767d91SRobert Wu * single precision floating-point. 32*05767d91SRobert Wu * 33*05767d91SRobert Wu * @param format 34*05767d91SRobert Wu * @param representation 35*05767d91SRobert Wu * @return the extended PCM format 36*05767d91SRobert Wu */ 37*05767d91SRobert Wu SLAndroidDataFormat_PCM_EX OpenSLES_createExtendedFormat(SLDataFormat_PCM format, 38*05767d91SRobert Wu SLuint32 representation); 39*05767d91SRobert Wu 40*05767d91SRobert Wu SLuint32 OpenSLES_ConvertFormatToRepresentation(AudioFormat format); 41*05767d91SRobert Wu 42*05767d91SRobert Wu } // namespace oboe 43*05767d91SRobert Wu 44*05767d91SRobert Wu #endif //OBOE_OPENSLES_OPENSLESUTILITIES_H 45