114 lines
4.1 KiB
C
114 lines
4.1 KiB
C
/*
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* Copyright (C) 2011 Doubango Telecom <http://www.doubango.org>
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*
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* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free 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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*
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* DOUBANGO 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. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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/**@file tdav_webrtc_denoise.h
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* @brief Google WebRTC Denoiser (Noise suppression, AGC, AEC) Plugin
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*
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* @author Mamadou Diop <diopmamadou(at)doubango.org>
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*
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*/
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#ifndef TINYDAV_WEBRTC_DENOISE_H
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#define TINYDAV_WEBRTC_DENOISE_H
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#include "tinydav_config.h"
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#if HAVE_WEBRTC && (!defined(HAVE_WEBRTC_DENOISE) || HAVE_WEBRTC_DENOISE)
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#include "tinymedia/tmedia_denoise.h"
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#include "tsk_safeobj.h"
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/* Speex denoiser works better than WebRTC's denoiser. This is obvious on Android. */
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#if !defined(PREFER_SPEEX_DENOISER)
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# define PREFER_SPEEX_DENOISER 1
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#endif
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#if TDAV_UNDER_MOBILE && !defined(ANDROID) // AECM not working on Android
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# include <webrtc/echo_control_mobile.h>
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# define TDAV_WebRtcAec_Create(aecInst) WebRtcAecm_Create(aecInst)
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# define TDAV_WebRtcAec_Free(aecInst) WebRtcAecm_Free(aecInst)
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# define TDAV_WebRtcAec_Init(aecInst, sampFreq, scSampFreq) WebRtcAecm_Init(aecInst, sampFreq)
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# define TDAV_WebRtcAec_BufferFarend(aecInst, farend, nrOfSamples) WebRtcAecm_BufferFarend(aecInst, farend, nrOfSamples)
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# define TDAV_WebRtcAec_Process(aecInst, nearend, nearendH, out, outH, nrOfSamples, msInSndCardBuf, skew) WebRtcAecm_Process(aecInst, nearend, nearend, out, nrOfSamples, msInSndCardBuf)
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#else
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# include <webrtc/echo_cancellation.h>
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# define TDAV_WebRtcAec_Create(aecInst) WebRtcAec_Create(aecInst)
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# define TDAV_WebRtcAec_Free(aecInst) WebRtcAec_Free(aecInst)
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# define TDAV_WebRtcAec_Init(aecInst, sampFreq, scSampFreq) WebRtcAec_Init(aecInst, sampFreq, scSampFreq)
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# define TDAV_WebRtcAec_BufferFarend(aecInst, farend, nrOfSamples) WebRtcAec_BufferFarend(aecInst, farend, nrOfSamples)
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# define TDAV_WebRtcAec_Process(aecInst, nearend, nearendH, out, outH, nrOfSamples, msInSndCardBuf, skew) WebRtcAec_Process(aecInst, nearend, nearendH, out, outH, nrOfSamples, msInSndCardBuf, skew)
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#endif
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#if HAVE_SPEEX_DSP && PREFER_SPEEX_DENOISER
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# include <speex/speex_preprocess.h>
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#else
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# if TDAV_UNDER_MOBILE // Use fixed implementation for Noise Suppression
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# include <webrtc/noise_suppression_x.h>
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# define TDAV_WebRtcNs_Process(NS_inst, spframe, spframe_H, outframe, outframe_H) WebRtcNsx_Process(NS_inst, spframe, spframe_H, outframe, outframe_H)
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# define TDAV_WebRtcNs_Init(NS_inst, fs) WebRtcNsx_Init(NS_inst, fs)
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# define TDAV_WebRtcNs_Free(NS_inst) WebRtcNsx_Free(NS_inst)
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# define TDAV_WebRtcNs_Create(NS_inst) WebRtcNsx_Create(NS_inst)
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# define TDAV_NsHandle NsxHandle
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# else
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# include <webrtc/noise_suppression.h>
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# define TDAV_WebRtcNs_Process(NS_inst, spframe, spframe_H, outframe, outframe_H) WebRtcNs_Process(NS_inst, spframe, spframe_H, outframe, outframe_H)
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# define TDAV_WebRtcNs_Init(NS_inst, fs) WebRtcNs_Init(NS_inst, fs)
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# define TDAV_WebRtcNs_Free(NS_inst) WebRtcNs_Free(NS_inst)
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# define TDAV_WebRtcNs_Create(NS_inst) WebRtcNs_Create(NS_inst)
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# define TDAV_NsHandle NsHandle
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# endif
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#endif
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TDAV_BEGIN_DECLS
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/** Speex denoiser*/
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typedef struct tdav_webrtc_denoise_s
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{
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TMEDIA_DECLARE_DENOISE;
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void *AEC_inst;
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#if HAVE_SPEEX_DSP && PREFER_SPEEX_DENOISER
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SpeexPreprocessState *SpeexDenoiser_proc;
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#else
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TDAV_NsHandle *NS_inst;
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#endif
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uint32_t echo_tail;
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uint32_t echo_skew;
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uint32_t frame_size_samples;
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uint32_t sampling_rate;
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WebRtc_Word16 *temp_rec_out;
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TSK_DECLARE_SAFEOBJ;
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}
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tdav_webrtc_denoise_t;
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const tmedia_denoise_plugin_def_t *tdav_webrtc_denoise_plugin_def_t;
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TDAV_END_DECLS
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#endif /* #if HAVE_WEBRTC */
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#endif /* TINYDAV_WEBRTC_DENOISE_H */
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