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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 by Miika Pekkarinen
*
* 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef PCMBUF_H
#define PCMBUF_H
/* Commit PCM data */
void *pcmbuf_request_buffer(int *count);
void pcmbuf_write_complete(int count);
/* Init */
size_t pcmbuf_init(unsigned char *bufend);
/* Playback */
void pcmbuf_play_start(void);
void pcmbuf_play_stop(void);
void pcmbuf_pause(bool pause);
void pcmbuf_monitor_track_change(bool monitor);
bool pcmbuf_start_track_change(bool manual_skip);
/* Crossfade */
#ifdef HAVE_CROSSFADE
bool pcmbuf_is_crossfade_active(void);
void pcmbuf_request_crossfade_enable(bool on_off);
bool pcmbuf_is_same_size(void);
#else
/* Dummy functions with sensible returns */
static inline bool pcmbuf_is_crossfade_active(void)
{ return false; }
static inline void pcmbuf_request_crossfade_enable(bool on_off)
{ return; (void)on_off; }
static inline bool pcmbuf_is_same_size(void)
{ return true; }
#endif
/* Voice */
void *pcmbuf_request_voice_buffer(int *count);
void pcmbuf_write_voice_complete(int count);
/* Debug menu, other metrics */
size_t pcmbuf_free(void);
size_t pcmbuf_get_bufsize(void);
int pcmbuf_descs(void);
int pcmbuf_used_descs(void);
#ifdef ROCKBOX_HAS_LOGF
unsigned char *pcmbuf_get_meminfo(size_t *length);
#endif
/* Misc */
void pcmbuf_fade(bool fade, bool in);
void pcmbuf_soft_mode(bool shhh);
bool pcmbuf_is_lowdata(void);
void pcmbuf_set_low_latency(bool state);
unsigned long pcmbuf_get_latency(void);
#endif
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