SoftAAC2.h revision eb61431af13741aa8b7e57a39f69bba5a6c190dc
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_2_H_ 18#define SOFT_AAC_2_H_ 19 20#include "SimpleSoftOMXComponent.h" 21 22#include "aacdecoder_lib.h" 23 24namespace android { 25 26struct SoftAAC2 : public SimpleSoftOMXComponent { 27 SoftAAC2(const char *name, 28 const OMX_CALLBACKTYPE *callbacks, 29 OMX_PTR appData, 30 OMX_COMPONENTTYPE **component); 31 32protected: 33 virtual ~SoftAAC2(); 34 35 virtual OMX_ERRORTYPE internalGetParameter( 36 OMX_INDEXTYPE index, OMX_PTR params); 37 38 virtual OMX_ERRORTYPE internalSetParameter( 39 OMX_INDEXTYPE index, const OMX_PTR params); 40 41 virtual void onQueueFilled(OMX_U32 portIndex); 42 virtual void onPortFlushCompleted(OMX_U32 portIndex); 43 virtual void onPortEnableCompleted(OMX_U32 portIndex, bool enabled); 44 45private: 46 enum { 47 kNumInputBuffers = 32, 48 kNumOutputBuffers = 4, 49 }; 50 51 HANDLE_AACDECODER mAACDecoder; 52 CStreamInfo *mStreamInfo; 53 bool mIsADTS; 54 bool mIsFirst; 55 size_t mInputBufferCount; 56 bool mSignalledError; 57 bool mInputDiscontinuity; 58 int64_t mAnchorTimeUs; 59 int64_t mNumSamplesOutput; 60 61 enum { 62 NONE, 63 AWAITING_DISABLED, 64 AWAITING_ENABLED 65 } mOutputPortSettingsChange; 66 67 void initPorts(); 68 status_t initDecoder(); 69 bool isConfigured() const; 70 71 DISALLOW_EVIL_CONSTRUCTORS(SoftAAC2); 72}; 73 74} // namespace android 75 76#endif // SOFT_AAC_2_H_ 77