private/swept_tone.h
/*
* SpanDSP - a series of DSP components for telephony
*
* private/swept_tone.h - Swept tone generation
*
* Written by Steve Underwood <steveu@coppice.org>
*
* Copyright (C) 2009 Steve Underwood
*
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 2.1,
* as published by the Free Software Foundation.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(_SPANDSP_PRIVATE_SWEPT_TONE_H_)
#define _SPANDSP_PRIVATE_SWEPT_TONE_H_
struct swept_tone_state_s
{
int32_t starting_phase_inc;
int32_t phase_inc_step;
int scale;
int duration;
int repeating;
int pos;
int32_t current_phase_inc;
uint32_t phase;
};
#endif
/*- End of file ------------------------------------------------------------*/
swept_tone_state_s
Definition private/swept_tone.h:30