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/*
* Copyright (C) 2018 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 ANDROID_C2_SOFT_AAC_ENC_H_
#define ANDROID_C2_SOFT_AAC_ENC_H_
#include <atomic>
#include <optional>
#include <SimpleC2Component.h>
#include "aacenc_lib.h"
namespace android {
class C2SoftAacEnc : public SimpleC2Component {
public:
class IntfImpl;
C2SoftAacEnc(const char *name, c2_node_id_t id, const std::shared_ptr<IntfImpl> &intfImpl);
virtual ~C2SoftAacEnc();
// From SimpleC2Component
c2_status_t onInit() override;
c2_status_t onStop() override;
void onReset() override;
void onRelease() override;
c2_status_t onFlush_sm() override;
void process(
const std::unique_ptr<C2Work> &work,
const std::shared_ptr<C2BlockPool> &pool) override;
c2_status_t drain(
uint32_t drainMode,
const std::shared_ptr<C2BlockPool> &pool) override;
private:
std::shared_ptr<IntfImpl> mIntf;
HANDLE_AACENCODER mAACEncoder;
UINT mNumBytesPerInputFrame;
UINT mOutBufferSize;
bool mSentCodecSpecificData;
size_t mInputSize;
std::optional<c2_cntr64_t> mNextFrameTimestampUs;
std::optional<c2_cntr64_t> mLastFrameEndTimestampUs;
bool mSignalledError;
std::atomic_uint64_t mOutIndex;
// We support max 6 channels
uint8_t mRemainder[6 * sizeof(int16_t)];
size_t mRemainderLen;
status_t initEncoder();
status_t setAudioParams();
C2_DO_NOT_COPY(C2SoftAacEnc);
};
} // namespace android
#endif // ANDROID_C2_SOFT_AAC_ENC_H_