pjproject/pjmedia/src/pjmedia/echo_internal.h

72 lines
2.2 KiB
C

/* $Id$ */
/*
* Copyright (C) 2003-2007 Benny Prijono <benny@prijono.org>
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __PJMEDIA_ECHO_INTERNAL_H__
#define __PJMEDIA_ECHO_INTERNAL_H__
#include <pjmedia/types.h>
PJ_BEGIN_DECL
/*
* Simple echo suppressor
*/
PJ_DECL(pj_status_t) echo_supp_create(pj_pool_t *pool,
unsigned clock_rate,
unsigned samples_per_frame,
unsigned tail_ms,
unsigned latency_ms,
unsigned options,
void **p_state );
PJ_DECL(pj_status_t) echo_supp_destroy(void *state);
PJ_DECL(pj_status_t) echo_supp_playback(void *state,
pj_int16_t *play_frm );
PJ_DECL(pj_status_t) echo_supp_capture(void *state,
pj_int16_t *rec_frm,
unsigned options );
PJ_DECL(pj_status_t) echo_supp_cancel_echo(void *state,
pj_int16_t *rec_frm,
const pj_int16_t *play_frm,
unsigned options,
void *reserved );
PJ_DECL(pj_status_t) speex_aec_create(pj_pool_t *pool,
unsigned clock_rate,
unsigned samples_per_frame,
unsigned tail_ms,
unsigned latency_ms,
unsigned options,
void **p_state );
PJ_DECL(pj_status_t) speex_aec_destroy(void *state );
PJ_DECL(pj_status_t) speex_aec_playback(void *state,
pj_int16_t *play_frm );
PJ_DECL(pj_status_t) speex_aec_capture(void *state,
pj_int16_t *rec_frm,
unsigned options );
PJ_DECL(pj_status_t) speex_aec_cancel_echo(void *state,
pj_int16_t *rec_frm,
const pj_int16_t *play_frm,
unsigned options,
void *reserved );
PJ_END_DECL
#endif