rockbox/firmware/export/audio.h
Linus Nielsen Feltzing 8a237a829e More audio code restructuring, mostly renaming functions so far
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6246 a1c6a512-1295-4272-9138-f99709370657
2005-04-04 12:06:29 +00:00

81 lines
2.2 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 by Linus Nielsen Feltzing
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#ifndef AUDIO_H
#define AUDIO_H
#include <stdbool.h>
#ifdef SIMULATOR
#define audio_play(x) sim_audio_play(x)
#endif
#define AUDIO_STATUS_PLAY 1
#define AUDIO_STATUS_PAUSE 2
#define AUDIO_STATUS_RECORD 4
#define AUDIO_STATUS_PRERECORD 8
#define AUDIO_STATUS_ERROR 16
#define AUDIOERR_DISK_FULL 1
struct audio_debug
{
int mp3buflen;
int mp3buf_write;
int mp3buf_swapwrite;
int mp3buf_read;
int last_dma_chunk_size;
bool dma_on;
bool playing;
bool play_pending;
bool is_playing;
bool filling;
bool dma_underrun;
int unplayed_space;
int playable_space;
int unswapped_space;
int low_watermark_level;
int lowest_watermark_level;
};
void audio_init(void);
void audio_play(int offset);
void audio_stop(void);
void audio_pause(void);
void audio_resume(void);
void audio_next(void);
void audio_prev(void);
int audio_status(void);
void audio_ff_rewind(int newtime);
void audio_flush_and_reload_tracks(void);
struct mp3entry* audio_current_track(void);
struct mp3entry* audio_next_track(void);
bool audio_has_changed_track(void);
void audio_get_debugdata(struct audio_debug *dbgdata);
void audio_set_buffer_margin(int seconds);
unsigned int audio_error(void);
void audio_error_clear(void);
int audio_get_file_pos(void);
void audio_beep(int duration);
void audio_init_playback(void);
#endif