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111 lines
3.1 KiB
111 lines
3.1 KiB
4 months ago
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_C2_SOFT_AAC_DEC_H_
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#define ANDROID_C2_SOFT_AAC_DEC_H_
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#include <SimpleC2Component.h>
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#include "aacdecoder_lib.h"
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#include "DrcPresModeWrap.h"
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namespace android {
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struct C2SoftAacDec : public SimpleC2Component {
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class IntfImpl;
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C2SoftAacDec(const char *name, c2_node_id_t id, const std::shared_ptr<IntfImpl> &intfImpl);
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virtual ~C2SoftAacDec();
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// From SimpleC2Component
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c2_status_t onInit() override;
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c2_status_t onStop() override;
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void onReset() override;
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void onRelease() override;
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c2_status_t onFlush_sm() override;
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void process(
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const std::unique_ptr<C2Work> &work,
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const std::shared_ptr<C2BlockPool> &pool) override;
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c2_status_t drain(
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uint32_t drainMode,
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const std::shared_ptr<C2BlockPool> &pool) override;
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private:
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enum {
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kNumDelayBlocksMax = 8,
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};
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std::shared_ptr<IntfImpl> mIntf;
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HANDLE_AACDECODER mAACDecoder;
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CStreamInfo *mStreamInfo;
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bool mIsFirst;
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size_t mInputBufferCount;
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size_t mOutputBufferCount;
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bool mSignalledError;
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size_t mOutputPortDelay;
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struct Info {
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uint64_t frameIndex;
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size_t bufferSize;
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uint64_t timestamp;
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std::vector<int32_t> decodedSizes;
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};
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std::list<Info> mBuffersInfo;
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CDrcPresModeWrapper mDrcWrap;
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enum {
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NONE,
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AWAITING_DISABLED,
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AWAITING_ENABLED
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} mOutputPortSettingsChange;
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void initPorts();
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status_t initDecoder();
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bool isConfigured() const;
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void drainDecoder();
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void drainRingBuffer(
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const std::unique_ptr<C2Work> &work,
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const std::shared_ptr<C2BlockPool> &pool,
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bool eos);
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c2_status_t drainInternal(
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uint32_t drainMode,
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const std::shared_ptr<C2BlockPool> &pool,
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const std::unique_ptr<C2Work> &work);
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// delay compensation
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bool mEndOfInput;
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bool mEndOfOutput;
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int32_t mOutputDelayCompensated;
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int32_t mOutputDelayRingBufferSize;
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std::unique_ptr<short[]> mOutputDelayRingBuffer;
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int32_t mOutputDelayRingBufferWritePos;
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int32_t mOutputDelayRingBufferReadPos;
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int32_t mOutputDelayRingBufferFilled;
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bool outputDelayRingBufferPutSamples(INT_PCM *samples, int numSamples);
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int32_t outputDelayRingBufferGetSamples(INT_PCM *samples, int numSamples);
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int32_t outputDelayRingBufferSamplesAvailable();
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int32_t outputDelayRingBufferSpaceLeft();
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C2_DO_NOT_COPY(C2SoftAacDec);
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};
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} // namespace android
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#endif // ANDROID_C2_SOFT_AAC_DEC_H_
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