apps/mpeg.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Linus Nielsen Feltzing
  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 #ifndef _MPEG_H_
  22 #define _MPEG_H_
  23
  24 #include <stdbool.h>
  25 #include "metadata.h"
  26
  27 #define MPEG_SWAP_CHUNKSIZE  0x2000
  28 #define MPEG_HIGH_WATER  2 /* We leave 2 bytes empty because otherwise we
  29                               wouldn't be able to see the difference between
  30                               an empty buffer and a full one. */
  31 #define MPEG_LOW_WATER                  0x60000
  32 #define MPEG_RECORDING_LOW_WATER        0x80000
  33 #define MPEG_LOW_WATER_CHUNKSIZE        0x40000
  34 #define MPEG_LOW_WATER_SWAP_CHUNKSIZE   0x10000
  35 #if (CONFIG_STORAGE & STORAGE_MMC)
  36 #define MPEG_PLAY_PENDING_THRESHOLD     0x20000
  37 #define MPEG_PLAY_PENDING_SWAPSIZE      0x20000
  38 #else
  39 #define MPEG_PLAY_PENDING_THRESHOLD     0x10000
  40 #define MPEG_PLAY_PENDING_SWAPSIZE      0x10000
  41 #endif
  42
  43 #define MPEG_MAX_PRERECORD_SECONDS 30
  44
  45 /* For ID3 info and VBR header */
  46 #define MPEG_RESERVED_HEADER_SPACE (4096 + 576)
  47
  48 #if (CONFIG_CODEC == MAS3587F) || defined(SIMULATOR)
  49
  50 #if CONFIG_TUNER & S1A0903X01
  51 int mpeg_get_mas_pllfreq(void);
  52 #endif
  53
  54 #endif
  55 unsigned long mpeg_get_last_header(void);
  56
  57 /* in order to keep the recording here, I have to expose this */
  58 void rec_tick(void);
  59 void playback_tick(void); /* FixMe: get rid of this, use mp3_get_playtime() */
  60
  61 void audio_set_track_changed_event(void (*handler)(struct mp3entry *id3));
  62 void audio_set_track_buffer_event(void (*handler)(struct mp3entry *id3));
  63 void audio_set_track_unbuffer_event(void (*handler)(struct mp3entry *id3));
  64 void audio_set_cuesheet_callback(bool (*handler)(const char *filename));
  65
  66 #endif