apps/cuesheet.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2007 Nicolas Pennequin, Jonathan Gordon
  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
  20 #ifndef _CUESHEET_H_
  21 #define _CUESHEET_H_
  22
  23 #include <stdbool.h>
  24 #include "screens.h"
  25
  26 #define MAX_NAME 80    /* Max length of information strings */
  27 #define MAX_TRACKS 99  /* Max number of tracks in a cuesheet */
  28
  29 struct cue_track_info {
  30     char title[MAX_NAME*3+1];
  31     char performer[MAX_NAME*3+1];
  32     char songwriter[MAX_NAME*3+1];
  33     unsigned long offset; /* ms from start of track */
  34 };
  35
  36 struct cuesheet {
  37     char path[MAX_PATH];
  38     char audio_filename[MAX_PATH];
  39
  40     char title[MAX_NAME*3+1];
  41     char performer[MAX_NAME*3+1];
  42     char songwriter[MAX_NAME*3+1];
  43
  44     int track_count;
  45     struct cue_track_info tracks[MAX_TRACKS];
  46
  47     int curr_track_idx;
  48     struct cue_track_info *curr_track;
  49 };
  50
  51 extern struct cuesheet *curr_cue;
  52 extern struct cuesheet *temp_cue;
  53
  54 /* returns true if cuesheet support is initialised */
  55 bool cuesheet_is_enabled(void);
  56
  57 /* allocates the cuesheet buffer */
  58 void cuesheet_init(void);
  59
  60 /* looks if there is a cuesheet file that has a name matching "trackpath" */
  61 bool look_for_cuesheet_file(const char *trackpath, char *found_cue_path);
  62
  63 /* parse cuesheet "file" and store the information in "cue" */
  64 bool parse_cuesheet(char *file, struct cuesheet *cue);
  65
  66 /* reads a cuesheet to find the audio track associated to it */
  67 bool get_trackname_from_cuesheet(char *filename, char *buf);
  68
  69 /* display a cuesheet struct */
  70 void browse_cuesheet(struct cuesheet *cue);
  71
  72 /* display a cuesheet file after parsing and loading it to the plugin buffer */
  73 bool display_cuesheet_content(char* filename);
  74
  75 /* finds the index of the current track played within a cuesheet */
  76 int cue_find_current_track(struct cuesheet *cue, unsigned long curpos);
  77
  78 /* update the id3 info to that of the currently playing track in the cuesheet */
  79 void cue_spoof_id3(struct cuesheet *cue, struct mp3entry *id3);
  80
  81 /* skip to next track in the cuesheet towards "direction" (which is 1 or -1) */
  82 bool curr_cuesheet_skip(int direction, unsigned long curr_pos);
  83
  84 #ifdef HAVE_LCD_BITMAP
  85 /* draw track markers on the progressbar */
  86 void cue_draw_markers(struct screen *screen, unsigned long tracklen,
  87                       int x1, int x2, int y, int h);
  88 #endif
  89
  90 #endif