92 lines
2.7 KiB
C
92 lines
2.7 KiB
C
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//
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// libtgvoip is free and unencumbered public domain software.
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// For more information, see http://unlicense.org or the UNLICENSE file
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// you should have received with this source code distribution.
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//
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#ifndef LIBTGVOIP_OPUSENCODER_H
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#define LIBTGVOIP_OPUSENCODER_H
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#include "threading.h"
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#include "utils.h"
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#include "BlockingQueue.h"
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#include "Buffers.h"
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#include "EchoCanceller.h"
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#include "MediaStreamItf.h"
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#include <atomic>
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#include <cstdint>
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#include <vector>
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struct OpusEncoder;
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namespace tgvoip
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{
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class OpusEncoder
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{
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public:
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TGVOIP_DISALLOW_COPY_AND_ASSIGN(OpusEncoder);
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OpusEncoder(MediaStreamItf* m_source, bool needSecondary);
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virtual ~OpusEncoder();
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virtual void Start();
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virtual void Stop();
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using CallbackType = std::function<void(std::uint8_t* data, std::size_t length, std::uint8_t* secondaryData, std::size_t secondaryLength)>;
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void SetCallback(CallbackType callback);
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void SetBitrate(std::uint32_t bitrate);
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void SetEchoCanceller(EchoCanceller* aec);
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void SetOutputFrameDuration(std::uint32_t duration);
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void SetPacketLoss(int percent);
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int GetPacketLoss() const;
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std::uint32_t GetBitrate() const;
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void SetDTX(bool enable);
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void SetLevelMeter(AudioLevelMeter* m_levelMeter);
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void SetSecondaryEncoderEnabled(bool enabled);
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void SetVadMode(bool vad);
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void AddAudioEffect(effects::AudioEffect* effect);
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void RemoveAudioEffect(effects::AudioEffect* effect);
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int GetComplexity() const;
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private:
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std::vector<effects::AudioEffect*> m_postProcEffects;
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BlockingQueue<Buffer> m_queue;
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BufferPool<960 * 2, 10> m_bufferPool;
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MediaStreamItf* m_source;
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::OpusEncoder* m_enc;
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::OpusEncoder* m_secondaryEncoder;
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EchoCanceller* m_echoCanceller;
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AudioLevelMeter* m_levelMeter;
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Thread* m_thread;
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CallbackType m_callback;
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std::atomic<std::uint32_t> m_requestedBitrate;
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std::uint32_t m_currentBitrate;
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std::uint32_t m_frameDuration;
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std::uint32_t m_vadNoVoiceBitrate;
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std::atomic<int> m_complexity;
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int m_packetLossPercent;
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int m_secondaryEnabledBandwidth;
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int m_vadModeVoiceBandwidth;
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int m_vadModeNoVoiceBandwidth;
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unsigned char m_buffer[4096];
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std::atomic<bool> m_running;
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std::atomic<bool> m_secondaryEncoderEnabled;
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bool m_wasSecondaryEncoderEnabled = false;
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bool m_vadMode = false;
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static std::size_t Callback(std::uint8_t* data, std::size_t len, void* param);
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void RunThread();
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void Encode(std::int16_t* data, std::size_t len);
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void InvokeCallback(std::uint8_t* data, std::size_t length, std::uint8_t* secondaryData, std::size_t secondaryLength);
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};
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} // namespace tgvoip
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#endif // LIBTGVOIP_OPUSENCODER_H
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