1/* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#ifndef SOFT_AAC_ENCODER_H_ 18 19#define SOFT_AAC_ENCODER_H_ 20 21#include "SimpleSoftOMXComponent.h" 22 23struct VO_AUDIO_CODECAPI; 24struct VO_MEM_OPERATOR; 25 26namespace android { 27 28struct SoftAACEncoder : public SimpleSoftOMXComponent { 29 SoftAACEncoder( 30 const char *name, 31 const OMX_CALLBACKTYPE *callbacks, 32 OMX_PTR appData, 33 OMX_COMPONENTTYPE **component); 34 35protected: 36 virtual ~SoftAACEncoder(); 37 38 virtual OMX_ERRORTYPE internalGetParameter( 39 OMX_INDEXTYPE index, OMX_PTR params); 40 41 virtual OMX_ERRORTYPE internalSetParameter( 42 OMX_INDEXTYPE index, const OMX_PTR params); 43 44 virtual void onQueueFilled(OMX_U32 portIndex); 45 46private: 47 enum { 48 kNumBuffers = 4, 49 kNumSamplesPerFrame = 1024, 50 }; 51 52 void *mEncoderHandle; 53 VO_AUDIO_CODECAPI *mApiHandle; 54 VO_MEM_OPERATOR *mMemOperator; 55 56 OMX_U32 mNumChannels; 57 OMX_U32 mSampleRate; 58 OMX_U32 mBitRate; 59 60 bool mSentCodecSpecificData; 61 size_t mInputSize; 62 int16_t *mInputFrame; 63 int64_t mInputTimeUs; 64 65 bool mSawInputEOS; 66 67 uint8_t mAudioSpecificConfigData[2]; 68 69 bool mSignalledError; 70 71 void initPorts(); 72 status_t initEncoder(); 73 74 status_t setAudioSpecificConfigData(); 75 status_t setAudioParams(); 76 77 DISALLOW_EVIL_CONSTRUCTORS(SoftAACEncoder); 78}; 79 80} // namespace android 81 82#endif // SOFT_AAC_ENCODER_H_ 83