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author | Sean Bartell <wingedtachikoma@gmail.com> | 2011-06-24 01:25:21 -0400 |
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committer | Nils Wallménius <nils@rockbox.org> | 2012-03-18 12:00:39 +0100 |
commit | b5716df4cb2837bbbc42195cf1aefcf03e21d6a6 (patch) | |
tree | 130cd712e2e00893b6df9959a375a8d9523a1aca /apps/metadata/asap.c | |
parent | 24bd9d5393dbe39a5c6194877bc00ede669b1d5d (diff) | |
download | rockbox-b5716df4cb2837bbbc42195cf1aefcf03e21d6a6.tar.gz rockbox-b5716df4cb2837bbbc42195cf1aefcf03e21d6a6.zip |
Build librbcodec with DSP and metadata.
All associated files are moved to /lib/rbcodec.
Change-Id: I572ddd2b8a996aae1e98c081d06b1ed356dce222
Diffstat (limited to 'apps/metadata/asap.c')
-rw-r--r-- | apps/metadata/asap.c | 254 |
1 files changed, 0 insertions, 254 deletions
diff --git a/apps/metadata/asap.c b/apps/metadata/asap.c deleted file mode 100644 index 9e7f227031..0000000000 --- a/apps/metadata/asap.c +++ /dev/null | |||
@@ -1,254 +0,0 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2008 Dominik Wenger | ||
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 | #include <stdio.h> | ||
22 | #include <string.h> | ||
23 | #include <stdlib.h> | ||
24 | #include <ctype.h> | ||
25 | #include <inttypes.h> | ||
26 | |||
27 | #include "system.h" | ||
28 | #include "metadata.h" | ||
29 | #include "metadata_common.h" | ||
30 | #include "metadata_parsers.h" | ||
31 | #include "rbunicode.h" | ||
32 | #include "debug.h" | ||
33 | |||
34 | #define MAX_SONGS 32 | ||
35 | |||
36 | static bool parse_dec(int *retval, const char *p, int minval, int maxval) | ||
37 | { | ||
38 | int r = 0; | ||
39 | do { | ||
40 | char c = *p; | ||
41 | if (c >= '0' && c <= '9') | ||
42 | r = 10 * r + c - '0'; | ||
43 | else | ||
44 | return false; | ||
45 | if (r > maxval) | ||
46 | return false; | ||
47 | } while (*++p != '\0'); | ||
48 | if (r < minval) | ||
49 | return false; | ||
50 | *retval = r; | ||
51 | return true; | ||
52 | } | ||
53 | |||
54 | static bool parse_text(char *retval, const char *p) | ||
55 | { | ||
56 | int i; | ||
57 | if (*p != '"') | ||
58 | return false; | ||
59 | p++; | ||
60 | if (p[0] == '<' && p[1] == '?' && p[2] == '>' && p[3] == '"') | ||
61 | return true; | ||
62 | i = 0; | ||
63 | while (*p != '"') { | ||
64 | if (i >= 127) | ||
65 | return false; | ||
66 | if (*p == '\0') | ||
67 | return false; | ||
68 | retval[i++] = *p++; | ||
69 | } | ||
70 | retval[i] = '\0'; | ||
71 | return true; | ||
72 | } | ||
73 | |||
74 | static int ASAP_ParseDuration(const char *s) | ||
75 | { | ||
76 | int r; | ||
77 | if (*s < '0' || *s > '9') | ||
78 | return -1; | ||
79 | r = *s++ - '0'; | ||
80 | if (*s >= '0' && *s <= '9') | ||
81 | r = 10 * r + *s++ - '0'; | ||
82 | if (*s == ':') { | ||
83 | s++; | ||
84 | if (*s < '0' || *s > '5') | ||
85 | return -1; | ||
86 | r = 60 * r + (*s++ - '0') * 10; | ||
87 | if (*s < '0' || *s > '9') | ||
88 | return -1; | ||
89 | r += *s++ - '0'; | ||
90 | } | ||
91 | r *= 1000; | ||
92 | if (*s != '.') | ||
93 | return r; | ||
94 | s++; | ||
95 | if (*s < '0' || *s > '9') | ||
96 | return r; | ||
97 | r += 100 * (*s++ - '0'); | ||
98 | if (*s < '0' || *s > '9') | ||
99 | return r; | ||
100 | r += 10 * (*s++ - '0'); | ||
101 | if (*s < '0' || *s > '9') | ||
102 | return r; | ||
103 | r += *s - '0'; | ||
104 | return r; | ||
105 | } | ||
106 | |||
107 | static bool read_asap_string(char* source, char** buf, char** buffer_end, char** dest) | ||
108 | { | ||
109 | if(parse_text(*buf,source) == false) | ||
110 | return false; | ||
111 | |||
112 | /* set dest pointer */ | ||
113 | *dest = *buf; | ||
114 | |||
115 | /* move buf ptr */ | ||
116 | *buf += strlen(*buf)+1; | ||
117 | |||
118 | /* check size */ | ||
119 | if(*buf >= *buffer_end) | ||
120 | { | ||
121 | DEBUGF("Buffer full\n"); | ||
122 | return false; | ||
123 | } | ||
124 | return true; | ||
125 | } | ||
126 | |||
127 | static bool parse_sap_header(int fd, struct mp3entry* id3, int file_len) | ||
128 | { | ||
129 | int module_index = 0; | ||
130 | int sap_signature = -1; | ||
131 | int duration_index = 0; | ||
132 | unsigned char cur_char = 0; | ||
133 | int i; | ||
134 | |||
135 | /* set defaults */ | ||
136 | int numSongs = 1; | ||
137 | int defSong = 0; | ||
138 | int durations[MAX_SONGS]; | ||
139 | for (i = 0; i < MAX_SONGS; i++) | ||
140 | durations[i] = -1; | ||
141 | |||
142 | /* use id3v2 buffer for our strings */ | ||
143 | char* buffer = id3->id3v2buf; | ||
144 | char* buffer_end = id3->id3v2buf + ID3V2_BUF_SIZE; | ||
145 | |||
146 | /* parse file */ | ||
147 | while (1) | ||
148 | { | ||
149 | char line[256]; | ||
150 | char *p; | ||
151 | |||
152 | if (module_index + 8 >= file_len) | ||
153 | return false; | ||
154 | /* read a char */ | ||
155 | read(fd,&cur_char,1); | ||
156 | /* end of header */ | ||
157 | if (cur_char == 0xff) | ||
158 | break; | ||
159 | |||
160 | i = 0; | ||
161 | while (cur_char != 0x0d) | ||
162 | { | ||
163 | line[i++] = cur_char; | ||
164 | module_index++; | ||
165 | if (module_index >= file_len || (unsigned)i >= sizeof(line) - 1) | ||
166 | return false; | ||
167 | /* read a char */ | ||
168 | read(fd,&cur_char,1); | ||
169 | } | ||
170 | if (++module_index >= file_len ) | ||
171 | return false; | ||
172 | /* read a char */ | ||
173 | read(fd,&cur_char,1); | ||
174 | if ( cur_char != 0x0a) | ||
175 | return false; | ||
176 | |||
177 | line[i] = '\0'; | ||
178 | for (p = line; *p != '\0'; p++) { | ||
179 | if (*p == ' ') { | ||
180 | *p++ = '\0'; | ||
181 | break; | ||
182 | } | ||
183 | } | ||
184 | |||
185 | /* parse tags */ | ||
186 | if(strcmp(line, "SAP") == 0) | ||
187 | sap_signature = 1; | ||
188 | if (sap_signature == -1) | ||
189 | return false; | ||
190 | if (strcmp(line, "AUTHOR") == 0) | ||
191 | { | ||
192 | if(read_asap_string(p, &buffer, &buffer_end, &id3->artist) == false) | ||
193 | return false; | ||
194 | } | ||
195 | else if(strcmp(line, "NAME") == 0) | ||
196 | { | ||
197 | if(read_asap_string(p, &buffer, &buffer_end, &id3->title) == false) | ||
198 | return false; | ||
199 | } | ||
200 | else if(strcmp(line, "DATE") == 0) | ||
201 | { | ||
202 | if(read_asap_string(p, &buffer, &buffer_end, &id3->year_string) == false) | ||
203 | return false; | ||
204 | } | ||
205 | else if (strcmp(line, "SONGS") == 0) | ||
206 | { | ||
207 | if (parse_dec(&numSongs, p, 1, MAX_SONGS) == false ) | ||
208 | return false; | ||
209 | } | ||
210 | else if (strcmp(line, "DEFSONG") == 0) | ||
211 | { | ||
212 | if (parse_dec(&defSong, p, 0, MAX_SONGS) == false) | ||
213 | return false; | ||
214 | } | ||
215 | else if (strcmp(line, "TIME") == 0) | ||
216 | { | ||
217 | int durationTemp = ASAP_ParseDuration(p); | ||
218 | if (durationTemp < 0 || duration_index >= MAX_SONGS) | ||
219 | return false; | ||
220 | durations[duration_index++] = durationTemp; | ||
221 | } | ||
222 | } | ||
223 | |||
224 | /* set length: */ | ||
225 | int length = durations[defSong]; | ||
226 | if (length < 0) | ||
227 | length = 180 * 1000; | ||
228 | id3->length = length; | ||
229 | |||
230 | lseek(fd, 0, SEEK_SET); | ||
231 | return true; | ||
232 | } | ||
233 | |||
234 | |||
235 | bool get_asap_metadata(int fd, struct mp3entry* id3) | ||
236 | { | ||
237 | |||
238 | int filelength = filesize(fd); | ||
239 | |||
240 | if(parse_sap_header(fd, id3, filelength) == false) | ||
241 | { | ||
242 | DEBUGF("parse sap header failed.\n"); | ||
243 | return false; | ||
244 | } | ||
245 | |||
246 | id3->bitrate = 706; | ||
247 | id3->frequency = 44100; | ||
248 | |||
249 | id3->vbr = false; | ||
250 | id3->filesize = filelength; | ||
251 | id3->genre_string = id3_get_num_genre(36); | ||
252 | |||
253 | return true; | ||
254 | } | ||