Line data    Source code

       1              : /*
       2              :  *  Copyright (C) 2004-2026 Savoir-faire Linux Inc.
       3              :  *
       4              :  *  This program is free software: you can redistribute it and/or modify
       5              :  *  it under the terms of the GNU General Public License as published by
       6              :  *  the Free Software Foundation, either version 3 of the License, or
       7              :  *  (at your option) any later version.
       8              :  *
       9              :  *  This program is distributed in the hope that it will be useful,
      10              :  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
      11              :  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
      12              :  *  GNU General Public License for more details.
      13              :  *
      14              :  *  You should have received a copy of the GNU General Public License
      15              :  *  along with this program. If not, see <https://www.gnu.org/licenses/>.
      16              :  */
      17              : #pragma once
      18              : 
      19              : #include "audio_processor.h"
      20              : 
      21              : #include <api/audio/audio_processing.h>
      22              : #include <api/scoped_refptr.h>
      23              : 
      24              : #include <vector>
      25              : 
      26              : typedef struct WebRtcVadInst VadInst;
      27              : 
      28              : namespace jami {
      29              : 
      30              : class WebRTCAudioProcessor final : public AudioProcessor
      31              : {
      32              : public:
      33              :     WebRTCAudioProcessor(AudioFormat format, unsigned frameSize);
      34            0 :     ~WebRTCAudioProcessor() = default;
      35              : 
      36              :     // Inherited via AudioProcessor
      37              :     std::shared_ptr<AudioFrame> getProcessed() override;
      38              : 
      39              :     void enableEchoCancel(bool enabled) override;
      40              :     void enableNoiseSuppression(bool enabled) override;
      41              :     void enableAutomaticGainControl(bool enabled) override;
      42              :     void enableVoiceActivityDetection(bool enabled) override;
      43              : 
      44              : private:
      45              :     void applyConfig();
      46              : 
      47              :     rtc::scoped_refptr<webrtc::AudioProcessing> apm;
      48              :     webrtc::AudioProcessing::Config config_;
      49              :     struct VadDeleter
      50              :     {
      51              :         void operator()(VadInst*) const;
      52              :     };
      53              :     std::unique_ptr<VadInst, VadDeleter> vad_;
      54              :     std::vector<int16_t> vadBuffer_;
      55              :     bool detectVoice_ {false};
      56              :     int analogLevel_ {0};
      57              : };
      58              : } // namespace jami