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49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
/*
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This file is part of qTox, a Qt-based graphical interface for Tox.
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This program is libre software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the COPYING file for more details.
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*/
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#ifdef QTOX_FILTER_AUDIO
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#ifndef AUDIOFILTERER_H
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#define AUDIOFILTERER_H
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#include <cstdint>
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#ifndef _FILTER_AUDIO
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typedef struct Filter_Audio Filter_Audio;
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#endif
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class AudioFilterer
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{
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public:
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explicit AudioFilterer() = default;
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~AudioFilterer();
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void startFilter(unsigned int fs);
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void closeFilter();
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/* Enable/disable filters. 1 to enable, 0 to disable. */
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bool enableDisableFilters(int echo, int noise, int gain, int vad);
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bool filterAudio(int16_t* data, int samples);
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/* Give the audio output from your software to this function so it knows what echo to cancel from the frame */
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bool passAudioOutput(const int16_t *data, int samples);
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/* Tell the echo canceller how much time in ms it takes for audio to be played and recorded back after. */
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bool setEchoDelayMs(int16_t msInSndCardBuf);
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private:
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struct Filter_Audio* filter{nullptr};
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};
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#endif // AUDIOFILTERER_H
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#endif // QTOX_FILTER_AUDIO
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