firmware/id3.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Daniel Stenberg
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19 #ifndef ID3_H
  20 #define ID3_H
  21
  22 #include "file.h"
  23
  24 struct mp3entry {
  25     char path[MAX_PATH];
  26     char *title;
  27     char *artist;
  28     char *album;
  29     int tracknum;
  30     int version;
  31     int layer;
  32     unsigned int bitrate;
  33     unsigned int frequency;
  34     unsigned int id3v2len;
  35     unsigned int id3v1len;
  36     unsigned int first_frame_offset; /* Byte offset to first real MP3 frame.
  37                                         Used for skipping leading garbage to
  38                                         avoid gaps between tracks. */
  39     unsigned int filesize; /* in bytes */
  40     unsigned int length;   /* song length */
  41     unsigned int elapsed;  /* ms played */
  42     long bpf;              /* bytes per frame */
  43     long tpf;              /* time per frame */
  44
  45     /* Xing VBR fields */
  46     bool vbr;
  47     unsigned char vbrflags;
  48     unsigned char toc[100];/* table of contents */
  49
  50     /* these following two fields are used for local buffering */
  51     char id3v2buf[300];
  52     char id3v1buf[3][32];
  53
  54     /* resume related */
  55     int offset;            /* bytes played */
  56     int index;             /* playlist index */
  57 };
  58
  59 #define VBR_FRAMES_FLAG 0x01
  60 #define VBR_BYTES_FLAG  0x02
  61 #define VBR_TOC_FLAG    0x04
  62
  63 bool mp3info(struct mp3entry *entry, char *filename);
  64
  65 #endif