host/frontend/gcastv2/webrtc/include/webrtc/G711Packetizer.h

#pragma once

#include "Packetizer.h"

#include <https/RunLoop.h>

#include <memory>

#include <source/StreamingSource.h>

struct G711Packetizer
    : public Packetizer, public std::enable_shared_from_this<G711Packetizer> {

    using StreamingSource = android::StreamingSource;

    enum class Mode {
        ALAW,
        ULAW
    };
    explicit G711Packetizer(
            Mode mode,
            std::shared_ptr<RunLoop> runLoop,
            std::shared_ptr<StreamingSource> audioSource);

    void run() override;
    uint32_t rtpNow() const override;
    int32_t requestIDRFrame() override;

private:
    using SBuffer = android::SBuffer;

    Mode mMode;
    std::shared_ptr<RunLoop> mRunLoop;

    std::shared_ptr<StreamingSource> mAudioSource;

    size_t mNumSamplesRead;

    std::chrono::time_point<std::chrono::steady_clock> mStartTimeReal;
    int64_t mStartTimeMedia;
    bool mFirstInTalkspurt;

    void onFrame(const std::shared_ptr<SBuffer> &accessUnit);

    void packetize(const std::shared_ptr<SBuffer> &accessUnit, int64_t timeUs);
};