xref: /hardware/google/av/media/codecs/amr_nb_wb/C2SoftAmrWbEnc.h

/*
 * 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_AMR_WB_ENC_H_
#define ANDROID_C2_SOFT_AMR_WB_ENC_H_

#include <SimpleC2Component.h>

#include "voAMRWB.h"

namespace android {

class C2SoftAmrWbEnc : public SimpleC2Component {
public:
    class IntfImpl;
    C2SoftAmrWbEnc(const char* name, c2_node_id_t id,
                   const std::shared_ptr<IntfImpl>& intfImpl);
    virtual ~C2SoftAmrWbEnc();

    // 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;
    static const int32_t kNumSamplesPerFrame = 320;
    static const int32_t kNumBytesPerInputFrame = kNumSamplesPerFrame * sizeof(int16_t);

    void *mEncoderHandle;
    VO_AUDIO_CODECAPI *mApiHandle;
    VO_MEM_OPERATOR *mMemOperator;
    VOAMRWBMODE mMode;
    bool mIsFirst;
    bool mSignalledError;
    bool mSignalledOutputEos;
    uint64_t mAnchorTimeStamp;
    uint64_t mProcessedSamples;
    int32_t mFilledLen;
    int16_t mInputFrame[kNumSamplesPerFrame];

    status_t initEncoder();
    int encodeInput(uint8_t *buffer, uint32_t length);

    C2_DO_NOT_COPY(C2SoftAmrWbEnc);
};

}  // namespace android

#endif  // ANDROID_C2_SOFT_AMR_WB_ENC_H_