apps/playback.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2005 Miika Pekkarinen
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #ifndef _PLAYBACK_H
  23 #define _PLAYBACK_H
  24
  25 #include <stdbool.h>
  26 #include "config.h"
  27
  28 /* Functions */
  29 const char *get_codec_filename(int cod_spec);
  30 void voice_wait(void);
  31 bool audio_is_thread_ready(void);
  32 int audio_track_count(void);
  33 long audio_filebufused(void);
  34 void audio_pre_ff_rewind(void);
  35 void audio_set_crossfade(int type);
  36 void audio_skip(int direction);
  37 void audio_hard_stop(void); /* Stops audio from serving playback */
  38
  39 enum
  40 {
  41     AUDIO_WANT_PLAYBACK = 0,
  42     AUDIO_WANT_VOICE,
  43 };
  44 bool audio_restore_playback(int type); /* Restores the audio buffer to handle the requested playback */
  45 void codec_thread_do_callback(void (*fn)(void),
  46                               unsigned int *codec_thread_id);
  47
  48 #ifdef HAVE_ALBUMART
  49 int audio_current_aa_hid(void);
  50 #endif
  51
  52 #if CONFIG_CODEC == SWCODEC /* This #ifdef is better here than gui/gwps.c */
  53 extern void audio_next_dir(void);
  54 extern void audio_prev_dir(void);
  55 #else
  56 #define audio_next_dir() ({ })
  57 #define audio_prev_dir() ({ })
  58 #endif
  59
  60 #endif
  61
  62