/usr/include/alsaplayer/Effects.h is in libalsaplayer-dev 0.99.81-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | /* Effects.h
* Copyright (C) 1998-2002 Andy Lo A Foe <andy@alsaplayer.org>
*
* This file is part of AlsaPlayer.
*
* AlsaPlayer 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.
*
* AlsaPlayer 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, see <http://www.gnu.org/licenses/>.
*
* $Id: Effects.h 1250 2007-07-08 14:17:12Z dominique_libre $
*
*/
#ifndef __Effects_h__
#define __Effects_h__
#define DELAY_BUF_SIZE ((44100 * 2 * 2) * 2)
#define MAX_CHUNK (32768 * 2)
extern "C" {
void clear_buffer(void);
void init_effects(void);
void echo_effect32(void *buf, int size, int delay, int vol);
void volume_effect32(void *buf, int size, float left, float right=-100.0);
void buffer_effect(void *buf, int size);
char *delay_feed(int delay, int max_size);
}
#endif
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