| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef __DECODER_H__ |
| #define __DECODER_H__ |
| |
| #include <chrono> |
| #include <condition_variable> |
| #include <mutex> |
| #include <queue> |
| #include <thread> |
| |
| #include "BenchmarkCommon.h" |
| #include "Extractor.h" |
| #include "Stats.h" |
| |
| class Decoder : public CallBackHandle { |
| public: |
| Decoder() |
| : mCodec(nullptr), |
| mFormat(nullptr), |
| mExtractor(nullptr), |
| mNumInputFrame(0), |
| mNumOutputFrame(0), |
| mSawInputEOS(false), |
| mSawOutputEOS(false), |
| mSignalledError(false), |
| mErrorCode(AMEDIA_OK), |
| mInputBuffer(nullptr), |
| mOutFp(nullptr) { |
| mExtractor = new Extractor(); |
| } |
| |
| virtual ~Decoder() { |
| if (mExtractor) delete mExtractor; |
| } |
| |
| Extractor *getExtractor() { return mExtractor; } |
| |
| // Decoder related utilities |
| void setupDecoder(); |
| |
| void deInitCodec(); |
| |
| void resetDecoder(); |
| |
| // Async callback APIs |
| void onInputAvailable(AMediaCodec *codec, int32_t index) override; |
| |
| void onFormatChanged(AMediaCodec *codec, AMediaFormat *format) override; |
| |
| void onError(AMediaCodec *mediaCodec, media_status_t err) override; |
| |
| void onOutputAvailable(AMediaCodec *codec, int32_t index, |
| AMediaCodecBufferInfo *bufferInfo) override; |
| |
| // Process the frames and give decoded output |
| int32_t decode(uint8_t *inputBuffer, vector<AMediaCodecBufferInfo> &frameInfo, |
| string &codecName, bool asyncMode, FILE *outFp = nullptr); |
| |
| void dumpStatistics(string inputReference, string componentName = "", string mode = "", |
| string statsFile = ""); |
| |
| private: |
| AMediaCodec *mCodec; |
| AMediaFormat *mFormat; |
| |
| Extractor *mExtractor; |
| |
| int32_t mNumInputFrame; |
| int32_t mNumOutputFrame; |
| |
| bool mSawInputEOS; |
| bool mSawOutputEOS; |
| bool mSignalledError; |
| media_status_t mErrorCode; |
| |
| int32_t mOffset; |
| uint8_t *mInputBuffer; |
| vector<AMediaCodecBufferInfo> mFrameMetaData; |
| FILE *mOutFp; |
| |
| /* Asynchronous locks */ |
| mutex mMutex; |
| condition_variable mDecoderDoneCondition; |
| }; |
| |
| // Read input samples |
| tuple<ssize_t, uint32_t, int64_t> readSampleData(uint8_t *inputBuffer, int32_t &offset, |
| vector<AMediaCodecBufferInfo> &frameSizes, |
| uint8_t *buf, int32_t frameID, size_t bufSize); |
| |
| #endif // __DECODER_H__ |