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/*
* Copyright 2008-2013 Various Authors
* Copyright 2004 Timo Hirvonen
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef CMUS_BUFFER_H
#define CMUS_BUFFER_H
/*
* must be a multiple of any supported frame size
*
* 12 is the LCM of 1, 2, 3 and 4, which corresponds to
* 8, 16, 24 and 32 bits respectively
*
* 840 is the LCM of 1, 2, 3, 4, 5, 6, 7 and 8, which
* are the numbers of supported channels
*
* we used to define the value as 60 * 1024 = 61440
* hence the extra 6, which makes the new value 60480
*/
#define CHUNK_SIZE (12 * 840 * 6)
extern unsigned int buffer_nr_chunks;
void buffer_init(void);
void buffer_free(void);
int buffer_get_rpos(char **pos);
int buffer_get_wpos(char **pos);
void buffer_consume(int count);
int buffer_fill(int count);
void buffer_reset(void);
int buffer_get_filled_chunks(void);
#endif
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