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comparison decoders/modplug.c @ 221:c9772a9f5271

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Initial implementation or stubs for rewind method. Other cleanups.
author Ryan C. Gordon <icculus@icculus.org>
date Thu, 17 Jan 2002 20:53:53 +0000
parents b35c04e4691e
children d3dc34315ac7
comparison
equal deleted inserted replaced
220:ef72f3c490e7 221:c9772a9f5271
47 static int MODPLUG_init(void); 47 static int MODPLUG_init(void);
48 static void MODPLUG_quit(void); 48 static void MODPLUG_quit(void);
49 static int MODPLUG_open(Sound_Sample *sample, const char *ext); 49 static int MODPLUG_open(Sound_Sample *sample, const char *ext);
50 static void MODPLUG_close(Sound_Sample *sample); 50 static void MODPLUG_close(Sound_Sample *sample);
51 static Uint32 MODPLUG_read(Sound_Sample *sample); 51 static Uint32 MODPLUG_read(Sound_Sample *sample);
52 static int MODPLUG_rewind(Sound_Sample *sample);
52 53
53 static const char *extensions_modplug[] = 54 static const char *extensions_modplug[] =
54 { 55 {
55 /* The XMMS plugin is apparently able to load compressed modules as 56 /* The XMMS plugin is apparently able to load compressed modules as
56 * well, but libmodplug does not handle this. 57 * well, but libmodplug does not handle this.
89 "Play modules through ModPlug", 90 "Play modules through ModPlug",
90 "Torbjörn Andersson <d91tan@Update.UU.SE>", 91 "Torbjörn Andersson <d91tan@Update.UU.SE>",
91 "http://modplug-xmms.sourceforge.net/" 92 "http://modplug-xmms.sourceforge.net/"
92 }, 93 },
93 94
94 MODPLUG_init, /* init() method */ 95 MODPLUG_init, /* init() method */
95 MODPLUG_quit, /* quit() method */ 96 MODPLUG_quit, /* quit() method */
96 MODPLUG_open, /* open() method */ 97 MODPLUG_open, /* open() method */
97 MODPLUG_close, /* close() method */ 98 MODPLUG_close, /* close() method */
98 MODPLUG_read /* read() method */ 99 MODPLUG_read, /* read() method */
100 MODPLUG_rewind /* rewind() method */
99 }; 101 };
100 102
101 103
102 static int MODPLUG_init(void) 104 static int MODPLUG_init(void)
103 { 105 {
133 { 135 {
134 /* it's a no-op. */ 136 /* it's a no-op. */
135 } /* MODPLUG_quit */ 137 } /* MODPLUG_quit */
136 138
137 139
138 /* Most MOD files I've seen have tended to be a few hundred KB, even if some 140 /*
141 * Most MOD files I've seen have tended to be a few hundred KB, even if some
139 * of them were much smaller than that. 142 * of them were much smaller than that.
140 */ 143 */
141 #define CHUNK_SIZE 65536 144 #define CHUNK_SIZE 65536
142 145
143 static int MODPLUG_open(Sound_Sample *sample, const char *ext) 146 static int MODPLUG_open(Sound_Sample *sample, const char *ext)
148 size_t size; 151 size_t size;
149 Uint32 retval; 152 Uint32 retval;
150 int has_extension = 0; 153 int has_extension = 0;
151 int i; 154 int i;
152 155
153 /* Apparently ModPlug's loaders are too forgiving. They gladly accept 156 /*
154 * streams that they shouldn't. For now, rely on file extension instead. 157 * Apparently ModPlug's loaders are too forgiving. They gladly accept
158 * streams that they shouldn't. For now, rely on file extension instead.
155 */ 159 */
156 for (i = 0; extensions_modplug[i] != NULL; i++) 160 for (i = 0; extensions_modplug[i] != NULL; i++)
157 { 161 {
158 if (__Sound_strcasecmp(ext, extensions_modplug[i]) == 0) 162 if (__Sound_strcasecmp(ext, extensions_modplug[i]) == 0)
159 { 163 {
160 has_extension = 1; 164 has_extension = 1;
161 break; 165 break;
162 } /* if */ 166 } /* if */
163 } /* for */ 167 } /* for */
164 168
165 if (!has_extension) 169 if (!has_extension)
166 { 170 {
167 SNDDBG(("MODPLUG: Unrecognized file type: %s\n", ext)); 171 SNDDBG(("MODPLUG: Unrecognized file type: %s\n", ext));
168 return(0); 172 Sound_SetError("MODPLUG: Not a module file.");
169 } 173 return(0);
174 } /* if */
170 175
171 /* ModPlug needs the entire stream in one big chunk. I don't like it, 176 /* ModPlug needs the entire stream in one big chunk. I don't like it,
172 * but I don't think there's any way around it. 177 * but I don't think there's any way around it.
173 */ 178 */
174 data = (Uint8 *) malloc(CHUNK_SIZE); 179 data = (Uint8 *) malloc(CHUNK_SIZE);
227 if (retval == 0) 232 if (retval == 0)
228 sample->flags |= SOUND_SAMPLEFLAG_EOF; 233 sample->flags |= SOUND_SAMPLEFLAG_EOF;
229 return(retval); 234 return(retval);
230 } /* MODPLUG_read */ 235 } /* MODPLUG_read */
231 236
237
238 static int MODPLUG_rewind(Sound_Sample *sample)
239 {
240 /* !!! FIXME. */
241 SNDDBG(("MODPLUG_rewind(): Write me!\n"));
242 assert(0);
243 return(0);
244 } /* MODPLUG_rewind */
245
232 #endif /* SOUND_SUPPORTS_MODPLUG */ 246 #endif /* SOUND_SUPPORTS_MODPLUG */
233 247
234 248
235 /* end of modplug.c ... */ 249 /* end of modplug.c ... */