doubango/branches/2.0/doubango/tinyDAV/include/tinydav/audio/tdav_webrtc_denoise.h

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C

/*
* Copyright (C) 2011 Doubango Telecom <http://www.doubango.org>
*
* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* DOUBANGO is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with DOUBANGO.
*
*/
/**@file tdav_webrtc_denoise.h
* @brief Google WebRTC Denoiser (Noise suppression, AGC, AEC) Plugin
*
* @author Mamadou Diop <diopmamadou(at)doubango.org>
*
*/
#ifndef TINYDAV_WEBRTC_DENOISE_H
#define TINYDAV_WEBRTC_DENOISE_H
#include "tinydav_config.h"
#if HAVE_WEBRTC && (!defined(HAVE_WEBRTC_DENOISE) || HAVE_WEBRTC_DENOISE)
#include "tinymedia/tmedia_denoise.h"
#include <webrtc/echo_cancellation.h>
#include <webrtc/noise_suppression.h>
#if !defined(PREFER_SPEEX_DENOISER)
# define PREFER_SPEEX_DENOISER 0
#endif
#if HAVE_SPEEX_DSP && PREFER_SPEEX_DENOISER /* Speex denoiser works better than WebRTC's denoiser */
# include <speex/speex_preprocess.h>
#endif
TDAV_BEGIN_DECLS
/** Speex denoiser*/
typedef struct tdav_webrtc_denoise_s
{
TMEDIA_DECLARE_DENOISE;
void *AEC_inst;
#if HAVE_SPEEX_DSP && PREFER_SPEEX_DENOISER
SpeexPreprocessState *SpeexDenoiser_proc;
#else
NsHandle *NS_inst;
#endif
uint32_t sound_card_buffer_len;
uint32_t echo_skew;
uint32_t frame_size;
uint32_t sampling_rate;
WebRtc_Word16 *temp_rec_out;
}
tdav_webrtc_denoise_t;
const tmedia_denoise_plugin_def_t *tdav_webrtc_denoise_plugin_def_t;
TDAV_END_DECLS
#endif /* #if HAVE_WEBRTC */
#endif /* TINYDAV_WEBRTC_DENOISE_H */