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https://github.com/danog/libtgvoip.git
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5caaaafa42
I'm now using the entire audio processing module from WebRTC as opposed to individual DSP algorithms pulled from there before. Seems to work better this way.
57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_
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#define MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_
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#include <memory>
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#include <vector>
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#include "modules/audio_processing/include/audio_processing.h"
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#include "rtc_base/constructormagic.h"
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#include "rtc_base/criticalsection.h"
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namespace webrtc {
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class AudioBuffer;
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class NoiseSuppressionImpl : public NoiseSuppression {
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public:
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explicit NoiseSuppressionImpl(rtc::CriticalSection* crit);
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~NoiseSuppressionImpl() override;
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// TODO(peah): Fold into ctor, once public API is removed.
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void Initialize(size_t channels, int sample_rate_hz);
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void AnalyzeCaptureAudio(AudioBuffer* audio);
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void ProcessCaptureAudio(AudioBuffer* audio);
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// NoiseSuppression implementation.
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int Enable(bool enable) override;
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bool is_enabled() const override;
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int set_level(Level level) override;
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Level level() const override;
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float speech_probability() const override;
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std::vector<float> NoiseEstimate() override;
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static size_t num_noise_bins();
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private:
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class Suppressor;
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rtc::CriticalSection* const crit_;
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bool enabled_ RTC_GUARDED_BY(crit_) = false;
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Level level_ RTC_GUARDED_BY(crit_) = kModerate;
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size_t channels_ RTC_GUARDED_BY(crit_) = 0;
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int sample_rate_hz_ RTC_GUARDED_BY(crit_) = 0;
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std::vector<std::unique_ptr<Suppressor>> suppressors_ RTC_GUARDED_BY(crit_);
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RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(NoiseSuppressionImpl);
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};
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} // namespace webrtc
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#endif // MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_
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