1 /***************************************************************************
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
10 * Copyright (C) 2007 Nicolas Pennequin
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.
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
18 ****************************************************************************/
26 #include "buffering.h"
33 /* Strip filename from a full path
35 * buf - buffer to extract directory to.
36 * buf_size - size of buffer.
37 * fullpath - fullpath to extract from.
39 * Split the directory part of the given fullpath and store it in buf
40 * (including last '/').
41 * The function return parameter is a pointer to the filename
42 * inside the given fullpath.
44 static char* strip_filename(char* buf
, int buf_size
, const char* fullpath
)
49 if (!buf
|| buf_size
<= 0 || !fullpath
)
52 /* if 'fullpath' is only a filename return immediately */
53 sep
= strrchr(fullpath
, '/');
57 return (char*)fullpath
;
60 len
= MIN(sep
- fullpath
+ 1, buf_size
- 1);
61 strncpy(buf
, fullpath
, len
);
66 /* Make sure part of path only contain chars valid for a FAT32 long name.
67 * Double quotes are replaced with single quotes, other unsupported chars
68 * are replaced with an underscore.
70 * path - path to modify.
71 * offset - where in path to start checking.
72 * count - number of chars to check.
74 static void fix_path_part(char* path
, int offset
, int count
)
76 static const char invalid_chars
[] = "*/:<>?\\|";
81 for (i
= 0; i
<= count
; i
++, path
++)
87 else if (strchr(invalid_chars
, *path
))
92 /* Look for the first matching album art bitmap in the following list:
93 * ./<trackname><size>.bmp
94 * ./<albumname><size>.bmp
96 * ../<albumname><size>.bmp
98 * ROCKBOX_DIR/albumart/<artist>-<albumname><size>.bmp
99 * <size> is the value of the size_string parameter, <trackname> and
100 * <albumname> are read from the ID3 metadata.
101 * If a matching bitmap is found, its filename is stored in buf.
102 * Return value is true if a bitmap was found, false otherwise.
104 bool search_albumart_files(const struct mp3entry
*id3
, const char *size_string
,
105 char *buf
, int buflen
)
107 char path
[MAX_PATH
+ 1];
108 char dir
[MAX_PATH
+ 1];
110 const char *trackname
;
117 trackname
= id3
->path
;
119 if (strcmp(trackname
, "No file!") == 0)
122 strip_filename(dir
, sizeof(dir
), trackname
);
123 dirlen
= strlen(dir
);
124 albumlen
= id3
->album
? strlen(id3
->album
) : 0;
126 /* the first file we look for is one specific to the track playing */
127 strip_extension(path
, sizeof(path
) - strlen(size_string
) - 4, trackname
);
128 strcat(path
, size_string
);
129 strcat(path
, ".bmp");
130 found
= file_exists(path
);
131 if (!found
&& albumlen
> 0)
133 /* if it doesn't exist,
134 * we look for a file specific to the track's album name */
135 snprintf(path
, sizeof(path
),
136 "%s%s%s.bmp", dir
, id3
->album
, size_string
);
137 fix_path_part(path
, dirlen
, albumlen
);
138 found
= file_exists(path
);
143 /* if it still doesn't exist, we look for a generic file */
144 snprintf(path
, sizeof(path
),
145 "%scover%s.bmp", dir
, size_string
);
146 found
= file_exists(path
);
149 if (!found
&& id3
->artist
&& id3
->album
)
151 /* look in the albumart subdir of .rockbox */
152 snprintf(path
, sizeof(path
),
153 ROCKBOX_DIR
"/albumart/%s-%s%s.bmp",
157 fix_path_part(path
, strlen(ROCKBOX_DIR
"/albumart/"), MAX_PATH
);
158 found
= file_exists(path
);
163 /* if it still doesn't exist,
164 * we continue to search in the parent directory */
166 path
[dirlen
- 1] = 0;
167 strip_filename(dir
, sizeof(dir
), path
);
168 dirlen
= strlen(dir
);
171 /* only try parent if there is one */
174 if (!found
&& albumlen
> 0)
176 /* we look in the parent directory
177 * for a file specific to the track's album name */
178 snprintf(path
, sizeof(path
),
179 "%s%s%s.bmp", dir
, id3
->album
, size_string
);
180 fix_path_part(path
, dirlen
, albumlen
);
181 found
= file_exists(path
);
186 /* if it still doesn't exist, we look in the parent directory
187 * for a generic file */
188 snprintf(path
, sizeof(path
),
189 "%scover%s.bmp", dir
, size_string
);
190 found
= file_exists(path
);
197 strncpy(buf
, path
, buflen
);
198 DEBUGF("Album art found: %s\n", path
);
202 /* Look for albumart bitmap in the same dir as the track and in its parent dir.
203 * Stores the found filename in the buf parameter.
204 * Returns true if a bitmap was found, false otherwise */
205 bool find_albumart(const struct mp3entry
*id3
, char *buf
, int buflen
)
211 struct wps_data
*data
= gui_wps
[0].data
;
216 DEBUGF("Looking for album art for %s\n", id3
->path
);
218 /* Write the size string, e.g. ".100x100". */
219 snprintf(size_string
, sizeof(size_string
), ".%dx%d",
220 data
->albumart_max_width
, data
->albumart_max_height
);
222 /* First we look for a bitmap of the right size */
223 if (search_albumart_files(id3
, size_string
, buf
, buflen
))
226 /* Then we look for generic bitmaps */
228 return search_albumart_files(id3
, size_string
, buf
, buflen
);
231 /* Draw the album art bitmap from the given handle ID onto the given WPS.
232 Call with clear = true to clear the bitmap instead of drawing it. */
233 void draw_album_art(struct gui_wps
*gwps
, int handle_id
, bool clear
)
235 if (!gwps
|| !gwps
->data
|| !gwps
->display
|| handle_id
< 0)
238 struct wps_data
*data
= gwps
->data
;
240 #ifdef HAVE_REMOTE_LCD
241 /* No album art on RWPS */
242 if (data
->remote_wps
)
247 if (bufgetdata(handle_id
, 0, (void *)&bmp
) <= 0)
250 short x
= data
->albumart_x
;
251 short y
= data
->albumart_y
;
252 short width
= bmp
->width
;
253 short height
= bmp
->height
;
255 if (data
->albumart_max_width
> 0)
257 /* Crop if the bitmap is too wide */
258 width
= MIN(bmp
->width
, data
->albumart_max_width
);
261 if (data
->albumart_xalign
& WPS_ALBUMART_ALIGN_RIGHT
)
262 x
+= data
->albumart_max_width
- width
;
263 else if (data
->albumart_xalign
& WPS_ALBUMART_ALIGN_CENTER
)
264 x
+= (data
->albumart_max_width
- width
) / 2;
267 if (data
->albumart_max_height
> 0)
269 /* Crop if the bitmap is too high */
270 height
= MIN(bmp
->height
, data
->albumart_max_height
);
273 if (data
->albumart_yalign
& WPS_ALBUMART_ALIGN_BOTTOM
)
274 y
+= data
->albumart_max_height
- height
;
275 else if (data
->albumart_yalign
& WPS_ALBUMART_ALIGN_CENTER
)
276 y
+= (data
->albumart_max_height
- height
) / 2;
281 /* Draw the bitmap */
282 gwps
->display
->set_drawmode(DRMODE_FG
);
283 gwps
->display
->bitmap_part((fb_data
*)bmp
->data
, 0, 0, bmp
->width
,
284 x
, y
, width
, height
);
285 gwps
->display
->set_drawmode(DRMODE_SOLID
);
289 /* Clear the bitmap */
290 gwps
->display
->set_drawmode(DRMODE_SOLID
|DRMODE_INVERSEVID
);
291 gwps
->display
->fillrect(x
, y
, width
, height
);
292 gwps
->display
->set_drawmode(DRMODE_SOLID
);