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https://github.com/danog/libtgvoip.git
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92 lines
1.9 KiB
C++
Executable File
92 lines
1.9 KiB
C++
Executable File
//
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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_ECHOCANCELLER_H
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#define LIBTGVOIP_ECHOCANCELLER_H
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#include "tools/threading.h"
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#include "tools/Buffers.h"
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#include "tools/BlockingQueue.h"
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#include "controller/media/MediaStreamItf.h"
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#include "tools/utils.h"
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namespace webrtc
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{
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class AudioProcessing;
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class AudioFrame;
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} // namespace webrtc
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namespace tgvoip
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{
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class EchoCanceller
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{
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public:
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TGVOIP_DISALLOW_COPY_AND_ASSIGN(EchoCanceller);
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EchoCanceller(bool enableAEC, bool enableNS, bool enableAGC);
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virtual ~EchoCanceller();
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virtual void Start();
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virtual void Stop();
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void SpeakerOutCallback(unsigned char *data, size_t len);
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void Enable(bool enabled);
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void ProcessInput(int16_t *inOut, size_t numSamples, bool &hasVoice);
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void SetAECStrength(int strength);
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void SetVoiceDetectionEnabled(bool enabled);
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private:
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bool enableAEC;
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bool enableAGC;
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bool enableNS;
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bool enableVAD = false;
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bool isOn;
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#ifndef TGVOIP_NO_DSP
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webrtc::AudioProcessing *apm = NULL;
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webrtc::AudioFrame *audioFrame = NULL;
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void RunBufferFarendThread();
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bool didBufferFarend;
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Thread *bufferFarendThread;
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BlockingQueue<Buffer> *farendQueue;
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BufferPool<960 * 2, 10> farendBufferPool;
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bool running;
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#endif
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};
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namespace effects
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{
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class AudioEffect
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{
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public:
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virtual ~AudioEffect() = 0;
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virtual void Process(int16_t *inOut, size_t numSamples) = 0;
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virtual void SetPassThrough(bool passThrough);
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protected:
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bool passThrough = false;
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};
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class Volume : public AudioEffect
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{
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public:
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Volume();
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virtual ~Volume();
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virtual void Process(int16_t *inOut, size_t numSamples);
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/**
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* Level is (0.0, 2.0]
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*/
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void SetLevel(float level);
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float GetLevel();
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private:
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float level = 1.0f;
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float multiplier = 1.0f;
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};
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} // namespace effects
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} // namespace tgvoip
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#endif //LIBTGVOIP_ECHOCANCELLER_H
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