VoiceCodec.hpp

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#pragma once
 
#include "network/VoiceProtocol.hpp"
 
#include <cstdint>
#include <memory>
#include <span>
#include <vector>
 
struct OpusEncoder;
struct OpusDecoder;
 
class VoiceEncoder
{
public:
    VoiceEncoder() = default;
    ~VoiceEncoder();
    VoiceEncoder(const VoiceEncoder&) = delete;
    VoiceEncoder& operator=(const VoiceEncoder&) = delete;
    VoiceEncoder(VoiceEncoder&& other) noexcept;
    VoiceEncoder& operator=(VoiceEncoder&& other) noexcept;
 
    [[nodiscard]] bool init();
    [[nodiscard]] bool ready() const noexcept { return encoder_ != nullptr; }
    [[nodiscard]] std::vector<std::uint8_t> encode(std::span<const float> monoPcm);
    void reset();
 
private:
    OpusEncoder* encoder_ = nullptr;
};
 
class VoiceDecoder
{
public:
    VoiceDecoder() = default;
    ~VoiceDecoder();
    VoiceDecoder(const VoiceDecoder&) = delete;
    VoiceDecoder& operator=(const VoiceDecoder&) = delete;
    VoiceDecoder(VoiceDecoder&& other) noexcept;
    VoiceDecoder& operator=(VoiceDecoder&& other) noexcept;
 
    [[nodiscard]] bool init();
    [[nodiscard]] bool ready() const noexcept { return decoder_ != nullptr; }
    [[nodiscard]] std::vector<float> decode(std::span<const std::uint8_t> opus, std::uint8_t frameMs);
    [[nodiscard]] std::vector<float> conceal(std::uint8_t frameMs);
    void reset();
 
private:
    OpusDecoder* decoder_ = nullptr;
};