rockbox/apps/playback.h

/***************************************************************************
 *             __________               __   ___.
 *   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 <stdbool.h>

#include "id3.h"
#include "mp3data.h"
#include "events.h"

/* Not yet implemented. */
#define CODEC_SET_AUDIOBUF_WATERMARK    4

#if MEM > 1
#define MAX_TRACK       128
#else
#define MAX_TRACK       32
#endif

#define MAX_TRACK_MASK  (MAX_TRACK-1)

/* Functions */
const char *get_codec_filename(const int cod_spec);
void voice_wait(void);
void audio_wait_for_init(void);
int audio_track_count(void);
long audio_filebufused(void);
void audio_pre_ff_rewind(void);
void audio_set_crossfade(const int type);

void audio_hard_stop(void); /* Stops audio from serving playback */

enum
{
    AUDIO_WANT_PLAYBACK = 0,
    AUDIO_WANT_VOICE,
};
bool audio_restore_playback(const int type); /* Restores the audio buffer to handle the requested playback */

#ifdef HAVE_ALBUMART
int audio_current_aa_hid(void);
#endif

#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

#endif