| Pawin Vongmasa | 3665390 | 2018-11-15 00:10:25 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 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 ANDROID_C2_SOFT_AAC_DEC_H_ |
| 18 | #define ANDROID_C2_SOFT_AAC_DEC_H_ |
| 19 | |
| 20 | #include <SimpleC2Component.h> |
| 21 | |
| 22 | |
| 23 | #include "aacdecoder_lib.h" |
| 24 | #include "DrcPresModeWrap.h" |
| 25 | |
| 26 | namespace android { |
| 27 | |
| 28 | struct C2SoftAacDec : public SimpleC2Component { |
| 29 | class IntfImpl; |
| 30 | |
| 31 | C2SoftAacDec(const char *name, c2_node_id_t id, const std::shared_ptr<IntfImpl> &intfImpl); |
| 32 | virtual ~C2SoftAacDec(); |
| 33 | |
| 34 | // From SimpleC2Component |
| 35 | c2_status_t onInit() override; |
| 36 | c2_status_t onStop() override; |
| 37 | void onReset() override; |
| 38 | void onRelease() override; |
| 39 | c2_status_t onFlush_sm() override; |
| 40 | void process( |
| 41 | const std::unique_ptr<C2Work> &work, |
| 42 | const std::shared_ptr<C2BlockPool> &pool) override; |
| 43 | c2_status_t drain( |
| 44 | uint32_t drainMode, |
| 45 | const std::shared_ptr<C2BlockPool> &pool) override; |
| 46 | |
| 47 | private: |
| 48 | enum { |
| 49 | kNumDelayBlocksMax = 8, |
| 50 | }; |
| 51 | |
| 52 | std::shared_ptr<IntfImpl> mIntf; |
| 53 | |
| 54 | HANDLE_AACDECODER mAACDecoder; |
| 55 | CStreamInfo *mStreamInfo; |
| 56 | bool mIsFirst; |
| 57 | size_t mInputBufferCount; |
| 58 | size_t mOutputBufferCount; |
| 59 | bool mSignalledError; |
| 60 | struct Info { |
| 61 | uint64_t frameIndex; |
| 62 | size_t bufferSize; |
| 63 | uint64_t timestamp; |
| 64 | std::vector<int32_t> decodedSizes; |
| 65 | }; |
| 66 | std::list<Info> mBuffersInfo; |
| 67 | |
| 68 | CDrcPresModeWrapper mDrcWrap; |
| 69 | |
| 70 | enum { |
| 71 | NONE, |
| 72 | AWAITING_DISABLED, |
| 73 | AWAITING_ENABLED |
| 74 | } mOutputPortSettingsChange; |
| 75 | |
| 76 | void initPorts(); |
| 77 | status_t initDecoder(); |
| 78 | bool isConfigured() const; |
| 79 | void drainDecoder(); |
| 80 | |
| 81 | void drainRingBuffer( |
| 82 | const std::unique_ptr<C2Work> &work, |
| 83 | const std::shared_ptr<C2BlockPool> &pool, |
| 84 | bool eos); |
| 85 | c2_status_t drainInternal( |
| 86 | uint32_t drainMode, |
| 87 | const std::shared_ptr<C2BlockPool> &pool, |
| 88 | const std::unique_ptr<C2Work> &work); |
| 89 | |
| 90 | // delay compensation |
| 91 | bool mEndOfInput; |
| 92 | bool mEndOfOutput; |
| 93 | int32_t mOutputDelayCompensated; |
| 94 | int32_t mOutputDelayRingBufferSize; |
| 95 | short *mOutputDelayRingBuffer; |
| 96 | int32_t mOutputDelayRingBufferWritePos; |
| 97 | int32_t mOutputDelayRingBufferReadPos; |
| 98 | int32_t mOutputDelayRingBufferFilled; |
| 99 | bool outputDelayRingBufferPutSamples(INT_PCM *samples, int numSamples); |
| 100 | int32_t outputDelayRingBufferGetSamples(INT_PCM *samples, int numSamples); |
| 101 | int32_t outputDelayRingBufferSamplesAvailable(); |
| 102 | int32_t outputDelayRingBufferSpaceLeft(); |
| 103 | |
| 104 | C2_DO_NOT_COPY(C2SoftAacDec); |
| 105 | }; |
| 106 | |
| 107 | } // namespace android |
| 108 | |
| 109 | #endif // ANDROID_C2_SOFT_AAC_DEC_H_ |