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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2005 Miika Pekkarinen
*
* 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 _PLAYBACK_H
#define _PLAYBACK_H
#include <stdlib.h>
#include <ctype.h>
#include <stdbool.h>
#include "id3.h"
#include "mp3data.h"
#define CODEC_IDX_AUDIO 0
#define CODEC_IDX_VOICE 1
/* Not yet implemented. */
#define CODEC_SET_AUDIOBUF_WATERMARK 4
#if MEM > 1
#define MAX_TRACK 32
#else
#define MAX_TRACK 8
#endif
#define MAX_TRACK_MASK (MAX_TRACK-1)
struct track_info {
struct mp3entry id3; /* TAG metadata */
char *codecbuf; /* Pointer to codec buffer */
size_t codecsize; /* Codec length in bytes */
bool has_codec; /* Does this track have a codec on the buffer */
size_t buf_idx; /* Pointer to the track's buffer */
size_t filerem; /* Remaining bytes of file NOT in buffer */
size_t filesize; /* File total length */
size_t start_pos; /* Position to first bytes of file in buffer */
volatile size_t available; /* Available bytes to read from buffer */
bool taginfo_ready; /* Is metadata read */
bool event_sent; /* Was this track's buffered event sent */
};
/* Functions */
void audio_set_track_changed_event(void (*handler)(struct mp3entry *id3));
void audio_set_track_buffer_event(void (*handler)(struct mp3entry *id3,
bool last_track));
void audio_set_track_unbuffer_event(void (*handler)(struct mp3entry *id3,
bool last_track));
void audio_invalidate_tracks(void);
void voice_init(void);
void voice_stop(void);
#if CONFIG_CODEC == SWCODEC /* This #ifdef is better here than gui/gwps.c */
extern void audio_next_dir(void);
extern void audio_prev_dir(void);
#else
#define audio_next_dir()
#define audio_prev_dir()
#endif
void audio_preinit(void);
#endif
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