Mercurial > hg > dmlib
annotate minijss/jloadxm.c @ 2508:f5bdd6ed298e
Due to previously added version check, we need to initialize a variable to appease the compiler.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Wed, 29 Apr 2020 01:26:13 +0300 |
parents | 609c6bcf0dac |
children | 0c0576544d41 |
rev | line source |
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0 | 1 /* |
2 * miniJSS - Fast Tracker ][ (XM) module loader | |
3 * Programmed and designed by Matti 'ccr' Hamalainen | |
1125 | 4 * (C) Copyright 2006-2015 Tecnic Software productions (TNSP) |
0 | 5 * |
6 * TO DO: | |
7 * - Add support for 1.02/1.03 XM-format versions. | |
8 * (Not very useful, but if it's not too hard, then do it) | |
9 */ | |
10 #include "jssmod.h" | |
11 | |
12 | |
13 /* XM value limit definitions | |
14 */ | |
15 #define XM_MaxChannels (32) | |
16 #define XM_MaxPatterns (256) | |
17 #define XM_MaxOrders (255) | |
18 #define XM_MaxInstruments (128) | |
19 #define XM_MaxInstSamples (16) | |
20 #define XM_MaxEnvPoints (12) | |
21 #define XM_MaxNotes (96) | |
22 #define XM_MaxSampleVolume (64) | |
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23 #define XM_HeaderSize 276 |
0 | 24 |
1174 | 25 |
0 | 26 /* XM format structures |
27 */ | |
28 typedef struct | |
29 { | |
30 char idMagic[17]; // XM header ID "Extended Module: " | |
31 char songName[20]; // Module song name | |
32 Uint8 unUsed1A; // ALWAYS 0x1a | |
33 char trackerName[20]; // ID-string of tracker software | |
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34 Uint16 version; // XM-version tag |
0 | 35 Uint32 headSize; // Module header size, FROM THIS POINT! |
36 Uint16 norders, // Number of orders | |
37 defRestartPos, // Default song restart position | |
38 nchannels, // Number of channels | |
39 npatterns, // Number of patterns | |
40 ninstruments, // Number of instruments | |
552
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41 flags, // Module flags: |
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42 // bit0: 0 = Amiga frequency table |
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43 // 1 = Linear frequency table |
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44 // |
0 | 45 defSpeed, // Default speed |
46 defTempo; // Default tempo | |
47 Uint8 orderList[256]; // Order list | |
48 } XMHeader; | |
49 | |
50 | |
51 typedef struct | |
52 { | |
53 Uint32 headSize; // Instrument header size (see docs!) | |
54 char instName[22]; // Name/description | |
55 Uint8 instType; // Type | |
56 Uint16 nsamples; // Number of samples | |
57 } XMInstrument1; | |
58 | |
59 | |
60 typedef struct | |
61 { | |
62 Uint16 frame, value; | |
552
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63 } XMEnvPoint; |
0 | 64 |
65 | |
66 typedef struct | |
67 { | |
68 Uint8 flags, npoints, sustain, loopS, loopE; | |
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69 XMEnvPoint points[XM_MaxEnvPoints]; |
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70 } XMEnvelope; |
0 | 71 |
72 | |
73 typedef struct | |
74 { | |
75 Uint32 headSize; // Header size | |
76 Uint8 sNumForNotes[XM_MaxNotes]; // Sample numbers for notes | |
552
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77 XMEnvelope volumeEnv, panningEnv; |
0 | 78 Uint8 vibratoType, vibratoSweep, vibratoDepth, vibratoRate; |
79 | |
80 Uint16 fadeOut, ARESERVED; | |
81 } XMInstrument2; | |
82 | |
83 | |
84 typedef struct | |
85 { | |
86 Uint32 size, loopS, loopL; | |
87 Uint8 volume; | |
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88 Sint8 fineTune; |
0 | 89 Uint8 type, panning; |
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90 Sint8 relNote; |
0 | 91 Uint8 ARESERVED; |
92 char sampleName[22]; | |
93 } XMSample; | |
94 | |
95 | |
96 typedef struct | |
97 { | |
98 Uint32 headSize; | |
99 Uint8 packing; | |
100 Uint16 nrows, size; | |
101 } XMPattern; | |
102 | |
103 | |
104 | |
105 /* Unpack XM-format pattern from file-stream into JSS-pattern structure | |
106 */ | |
1148 | 107 #define JSGETBYTE(XV) \ |
108 do { \ | |
1181 | 109 if (size <= 0) \ |
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110 JSSERROR(DMERR_OUT_OF_DATA, DMERR_OUT_OF_DATA, \ |
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111 "Unexpected end of packed pattern data.\n"); \ |
1181 | 112 size--; \ |
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113 XV = dmfgetc(inFile); \ |
0 | 114 } while (0) |
115 | |
116 | |
1148 | 117 /* Convert XM note value to internal JSS note |
118 */ | |
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119 static int jssXMConvertNote(int val) |
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120 { |
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121 if (val < 1 || val > 97) |
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122 return jsetNotSet; |
1148 | 123 else |
124 if (val == 97) | |
313
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125 return jsetNoteOff; |
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126 else |
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127 return val - 1; |
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128 } |
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129 |
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130 |
1148 | 131 /* Unpack a XM pattern structure from resource to given JSS pattern |
132 */ | |
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133 static int jssXMUnpackPattern104(DMResource *inFile, int size, JSSPattern *pattern) |
0 | 134 { |
135 JSSNote *pnote; | |
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136 int row, channel; |
0 | 137 assert(pattern != NULL); |
138 | |
139 pnote = pattern->data; | |
140 | |
313
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141 for (row = 0; row < pattern->nrows && size > 0; row++) |
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142 for (channel = 0; channel < pattern->nchannels && size > 0; channel++) |
0 | 143 { |
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144 int packb, tmp; |
0 | 145 JSGETBYTE(packb); |
146 if (packb & 0x80) | |
147 { | |
148 if (packb & 0x01) | |
149 { | |
150 // PACK 0x01: Read note | |
151 JSGETBYTE(tmp); | |
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152 pnote->note = jssXMConvertNote(tmp); |
0 | 153 } |
154 | |
155 if (packb & 0x02) | |
156 { | |
157 // PACK 0x02: Read instrument | |
158 JSGETBYTE(tmp); | |
159 pnote->instrument = (tmp > 0) ? tmp - 1 : jsetNotSet; | |
160 } | |
161 | |
162 if (packb & 0x04) | |
163 { | |
164 // PACK 0x04: Read volume | |
165 JSGETBYTE(tmp); | |
166 pnote->volume = (tmp >= 0x10) ? tmp - 0x10 : jsetNotSet; | |
167 } | |
168 | |
169 if (packb & 0x08) | |
170 { | |
171 // PACK 0x08: Read effect | |
172 JSGETBYTE(pnote->effect); | |
173 pnote->param = 0; | |
174 } | |
175 | |
176 if (packb & 0x10) | |
177 { | |
178 // PACK 0x10: Read effect parameter | |
179 JSGETBYTE(pnote->param); | |
180 if (pnote->effect == jsetNotSet && pnote->param != 0) | |
181 pnote->effect = 0; | |
182 } | |
183 } | |
184 else | |
185 { | |
186 // All data available | |
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187 pnote->note = jssXMConvertNote(packb & 0x7f); |
0 | 188 |
189 // Get instrument | |
190 JSGETBYTE(tmp); | |
191 pnote->instrument = (tmp > 0) ? tmp - 1 : jsetNotSet; | |
192 | |
193 // Get volume | |
194 JSGETBYTE(tmp); | |
195 pnote->volume = (tmp >= 0x10) ? tmp - 0x10 : jsetNotSet; | |
196 | |
197 // Get effect | |
198 JSGETBYTE(pnote->effect); | |
199 | |
200 // Get parameter | |
201 JSGETBYTE(pnote->param); | |
202 if (pnote->effect == 0 && pnote->param == 0) | |
203 pnote->effect = pnote->param = jsetNotSet; | |
204 } | |
205 pnote++; | |
206 } | |
207 | |
208 // Check the state | |
209 if (size > 0) | |
210 { | |
211 // Some data left unparsed | |
212 JSSWARNING(DMERR_EXTRA_DATA, DMERR_EXTRA_DATA, | |
1397 | 213 "Unparsed data after pattern (%d bytes), possibly broken file.\n", |
214 size); | |
0 | 215 } |
216 | |
217 return DMERR_OK; | |
218 } | |
219 | |
220 | |
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221 static int jssXMUnpackPattern102(DMResource *inFile, int size, JSSPattern *pattern) |
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222 { |
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223 JSSNote *pnote; |
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224 int row, channel; |
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225 assert(pattern != NULL); |
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226 |
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227 pnote = pattern->data; |
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228 |
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229 for (row = 0; row < pattern->nrows && size > 0; row++) |
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230 for (channel = 0; channel < pattern->nchannels && size > 0; channel++) |
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231 { |
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232 int packb, tmp; |
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233 JSGETBYTE(packb); |
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234 if (packb & 0x80) |
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235 { |
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236 if (packb & 0x01) |
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237 { |
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238 // PACK 0x01: Read note |
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239 JSGETBYTE(tmp); |
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240 pnote->note = jssXMConvertNote(tmp); |
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241 } |
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242 |
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243 if (packb & 0x02) |
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244 { |
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245 // PACK 0x02: Read instrument |
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246 JSGETBYTE(tmp); |
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247 pnote->instrument = (tmp > 0) ? tmp - 1 : jsetNotSet; |
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248 } |
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249 |
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250 if (packb & 0x04) |
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251 { |
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252 // PACK 0x04: Read volume |
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253 JSGETBYTE(tmp); |
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254 pnote->volume = (tmp >= 0x10) ? tmp - 0x10 : jsetNotSet; |
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255 } |
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256 |
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257 if (packb & 0x08) |
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258 { |
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259 // PACK 0x08: Read effect |
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260 JSGETBYTE(pnote->effect); |
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261 pnote->param = 0; |
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262 } |
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263 |
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264 if (packb & 0x10) |
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265 { |
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266 // PACK 0x10: Read effect parameter |
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267 JSGETBYTE(pnote->param); |
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268 if (pnote->effect == jsetNotSet && pnote->param != 0) |
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269 pnote->effect = 0; |
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270 } |
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271 } |
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272 else |
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273 { |
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274 // All data available |
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275 pnote->note = jssXMConvertNote(packb & 0x7f); |
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276 |
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277 // Get instrument |
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278 JSGETBYTE(tmp); |
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279 pnote->instrument = (tmp > 0) ? tmp - 1 : jsetNotSet; |
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280 |
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|
281 // Get volume |
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|
282 JSGETBYTE(tmp); |
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283 pnote->volume = (tmp >= 0x10) ? tmp - 0x10 : jsetNotSet; |
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284 |
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285 if (tmp & 0xc0) |
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|
286 { |
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|
287 JSGETBYTE(pnote->effect); |
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288 JSGETBYTE(pnote->param); |
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289 } |
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|
290 else |
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|
291 { |
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|
292 JSGETBYTE(pnote->param); |
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293 pnote->effect = tmp & 0xf; |
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|
294 } |
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|
295 |
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|
296 if (pnote->effect == 0 && pnote->param == 0) |
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297 pnote->effect = pnote->param = jsetNotSet; |
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298 } |
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|
299 pnote++; |
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300 } |
1180
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301 |
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302 // Check the state |
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303 if (size > 0) |
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304 { |
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305 // Some data left unparsed |
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306 JSSWARNING(DMERR_EXTRA_DATA, DMERR_EXTRA_DATA, |
1397 | 307 "Unparsed data after pattern (%d bytes), possibly broken file.\n", |
308 size); | |
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309 } |
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|
310 |
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311 return DMERR_OK; |
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|
312 } |
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|
313 |
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|
314 |
1183
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|
315 static int jssXMLoadPatterns(DMResource *inFile, JSSModule *module, XMHeader *xmH) |
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316 { |
1184 | 317 int index, ret; |
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318 XMPattern xmP; |
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319 |
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320 for (index = 0; index < module->npatterns; index++) |
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321 { |
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|
322 off_t remainder, pos = dmftell(inFile); |
2508
f5bdd6ed298e
Due to previously added version check, we need to initialize a variable to appease the compiler.
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diff
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|
323 Uint32 headSize = 0; |
1183
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|
324 |
1217 | 325 // Get the pattern header size and packing |
1188
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326 if (!dmf_read_le32(inFile, &xmP.headSize) || |
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|
327 !dmf_read_byte(inFile, &xmP.packing)) |
1259 | 328 { |
1183
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|
329 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 330 "Could not read pattern header #%d.\n", |
331 index); | |
1259 | 332 } |
1183
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|
333 |
1188
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|
334 // Different format versions have slightly different headers |
1185
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|
335 if (module->intVersion == 0x0102) |
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|
336 { |
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|
337 Uint8 tmp; |
1217 | 338 // 0x0102 has one byte number of rows |
1188
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|
339 ret = dmf_read_byte(inFile, &tmp); |
1186
eca2784bff75
It seems that the number of rows in XM format version 0x0102 needs + 1.
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1185
diff
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|
340 xmP.nrows = ((Uint16) tmp) + 1; |
1188
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|
341 headSize = 4 + 1 + 1 + 2; |
1185
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|
342 } |
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diff
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|
343 else |
2506
609c6bcf0dac
Add (a redundant) check for XM version.
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2471
diff
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|
344 if (module->intVersion == 0x0104) |
1185
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|
345 { |
1217 | 346 // 0x0104 has 16-bit word for nrows |
1188
d18c50f88d44
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|
347 ret = dmf_read_le16(inFile, &xmP.nrows); |
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|
348 headSize = 4 + 1 + 2 + 2; |
1185
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diff
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|
349 } |
1183
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
350 |
1217 | 351 // Check header size against known values |
1188
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|
352 if (headSize != xmP.headSize) |
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|
353 { |
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|
354 JSSERROR(DMERR_NOT_SUPPORTED, DMERR_NOT_SUPPORTED, |
1397 | 355 "Invalid pattern #%d header size %d, expected %d bytes.\n", |
356 index, xmP.headSize, headSize); | |
1188
d18c50f88d44
Clean up the pattern header parsing.
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|
357 } |
d18c50f88d44
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|
358 |
1217 | 359 // Read rest of the header |
1188
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|
360 if (!ret || !dmf_read_le16(inFile, &xmP.size)) |
d18c50f88d44
Clean up the pattern header parsing.
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|
361 { |
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Clean up the pattern header parsing.
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|
362 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 363 "Could not read pattern header data #%d.\n", |
364 index); | |
1188
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Clean up the pattern header parsing.
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|
365 } |
d18c50f88d44
Clean up the pattern header parsing.
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1187
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|
366 |
1217 | 367 // Sanity-check rest of the header data |
1183
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
368 if (xmP.packing != 0) |
1259 | 369 { |
1183
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
370 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 371 "Pattern #%d packing type unsupported (%d)\n", |
372 index, xmP.packing); | |
1259 | 373 } |
1183
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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374 |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
375 if (xmP.nrows == 0) |
1259 | 376 { |
1183
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
377 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 378 "Pattern #%d has %d rows, invalid data.\n", |
379 index, xmP.nrows); | |
1259 | 380 } |
1183
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
381 |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
382 if (xmP.size > 0) |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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383 { |
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|
384 // Allocate and unpack pattern |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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changeset
|
385 module->patterns[index] = jssAllocatePattern(xmP.nrows, module->nchannels); |
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|
386 if (module->patterns[index] == NULL) |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
387 JSSERROR(DMERR_MALLOC, DMERR_MALLOC, |
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|
388 "Could not allocate memory for pattern #%d\n", index); |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
389 |
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|
390 switch (module->intVersion) |
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|
391 { |
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|
392 case 0x0104: |
1184 | 393 ret = jssXMUnpackPattern104(inFile, xmP.size, module->patterns[index]); |
1183
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|
394 break; |
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|
395 case 0x0102: |
1184 | 396 ret = jssXMUnpackPattern102(inFile, xmP.size, module->patterns[index]); |
1183
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|
397 break; |
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|
398 } |
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|
399 |
1184 | 400 if (ret != 0) |
401 JSSERROR(ret, ret, "Error in unpacking pattern #%d data\n", index); | |
1183
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402 } |
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|
403 |
1217 | 404 // Skip extra data if there is any .. shouldn't usually happen tho. |
1183
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|
405 remainder = xmP.headSize - (dmftell(inFile) - pos); |
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406 if (remainder > 0) |
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407 { |
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|
408 JSSDEBUG("xmP Skipping: %li\n", remainder); |
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|
409 dmfseek(inFile, remainder, SEEK_CUR); |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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1182
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|
410 } |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
411 } |
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|
412 |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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|
413 // Allocate the empty pattern |
2471
e0f9200b94ad
Use jsetMaxPatterns for "empty" pattern instead of npatterns.
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parents:
1402
diff
changeset
|
414 module->patterns[jsetMaxPatterns] = jssAllocatePattern(64, module->nchannels); |
1183
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
1182
diff
changeset
|
415 |
1217 | 416 /* Convert song orders list by replacing nonexisting |
417 * pattern numbers with pattern number jsetMaxPatterns. | |
1183
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
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diff
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|
418 */ |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
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|
419 for (index = 0; index < module->norders; index++) |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
changeset
|
420 { |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
1182
diff
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|
421 int tmp = xmH->orderList[index]; |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
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diff
changeset
|
422 if (tmp >= module->npatterns || |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
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|
423 module->patterns[tmp] == NULL) |
2471
e0f9200b94ad
Use jsetMaxPatterns for "empty" pattern instead of npatterns.
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1402
diff
changeset
|
424 tmp = jsetMaxPatterns; |
1183
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
changeset
|
425 |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
changeset
|
426 module->orderList[index] = tmp; |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
changeset
|
427 } |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
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diff
changeset
|
428 |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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diff
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|
429 return DMERR_OK; |
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Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
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diff
changeset
|
430 } |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
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diff
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|
431 |
ae17e0a004f4
Move jssXMLoadPatterns() closer to the pattern unpacking functions.
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parents:
1182
diff
changeset
|
432 |
0 | 433 /* Convert XM envelope structure to JSS envelope structure |
434 */ | |
1174 | 435 static int jssXMConvertEnvelope( |
436 JSSEnvelope *dst, XMEnvelope *src, | |
437 const char *name, const int ninstr) | |
0 | 438 { |
439 int i; | |
1148 | 440 (void) name; |
441 (void) ninstr; | |
0 | 442 |
443 // Convert envelope points | |
444 for (i = 0; i < XM_MaxEnvPoints; i++) | |
445 { | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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parents:
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diff
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|
446 dst->points[i].frame = src->points[i].frame; |
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parents:
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diff
changeset
|
447 dst->points[i].value = src->points[i].value; |
0 | 448 } |
1127
e22d4ceb6414
Cosmetics pass, remove excess and trailing whitespace.
Matti Hamalainen <ccr@tnsp.org>
parents:
1126
diff
changeset
|
449 |
0 | 450 // Convert other values |
1149
f5edb39a8db1
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parents:
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diff
changeset
|
451 dst->npoints = src->npoints; |
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parents:
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diff
changeset
|
452 dst->sustain = src->sustain; |
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diff
changeset
|
453 dst->loopS = src->loopS; |
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diff
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|
454 dst->loopE = src->loopE; |
1127
e22d4ceb6414
Cosmetics pass, remove excess and trailing whitespace.
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1126
diff
changeset
|
455 |
0 | 456 // Check if the envelope is used |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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diff
changeset
|
457 if (src->flags & 0x01) |
0 | 458 { |
459 // Convert envelope flags | |
1149
f5edb39a8db1
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diff
changeset
|
460 dst->flags = jenvfUsed; |
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diff
changeset
|
461 if (src->flags & 0x02) |
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diff
changeset
|
462 dst->flags |= jenvfSustain; |
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diff
changeset
|
463 |
f5edb39a8db1
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diff
changeset
|
464 if (src->flags & 0x04) |
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diff
changeset
|
465 dst->flags |= jenvfLooped; |
0 | 466 |
1149
f5edb39a8db1
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diff
changeset
|
467 if (src->flags & 0xf0) |
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Rename some function arguments for clarity. One letter variable names are
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diff
changeset
|
468 { |
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parents:
1148
diff
changeset
|
469 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 470 "Inst#%d/%s-env: Uses unsupported flags values, 0x%02x.\n", |
471 ninstr, name, src->flags); | |
1149
f5edb39a8db1
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parents:
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diff
changeset
|
472 } |
0 | 473 |
474 // Check other values | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
Matti Hamalainen <ccr@tnsp.org>
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1148
diff
changeset
|
475 if (src->npoints > XM_MaxEnvPoints) |
0 | 476 { |
477 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, | |
1397 | 478 "Inst#%d/%s-env: npoints > MAX, possibly broken file.\n", |
479 ninstr, name); | |
1149
f5edb39a8db1
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Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
480 dst->npoints = XM_MaxEnvPoints; |
0 | 481 } |
482 | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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parents:
1148
diff
changeset
|
483 if ((dst->flags & jenvfSustain) && src->sustain > src->npoints) |
0 | 484 { |
485 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, | |
1397 | 486 "Inst#%d/%s-env: sustain > npoints (%d > %d), possibly broken file.\n", |
487 ninstr, name, src->sustain, src->npoints); | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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parents:
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diff
changeset
|
488 dst->sustain = src->npoints; |
0 | 489 } |
490 | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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diff
changeset
|
491 if ((dst->flags & jenvfLooped) && src->loopE > src->npoints) |
0 | 492 { |
493 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, | |
1397 | 494 "Inst#%d/%s-env: loopE > npoints (%d > %d), possibly broken file.\n", |
495 ninstr, name, src->loopE, src->npoints); | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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1148
diff
changeset
|
496 dst->loopE = src->npoints; |
0 | 497 } |
498 | |
1149
f5edb39a8db1
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1148
diff
changeset
|
499 if ((dst->flags & jenvfLooped) && src->loopS > src->loopE) |
0 | 500 { |
501 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, | |
1397 | 502 "Inst#%d/%s-env: loopS > loopE (%d > %d), possibly broken file.\n", |
503 ninstr, name, src->loopS, src->loopE); | |
1149
f5edb39a8db1
Rename some function arguments for clarity. One letter variable names are
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parents:
1148
diff
changeset
|
504 dst->loopS = src->loopE; |
0 | 505 } |
506 } | |
507 | |
508 return DMERR_OK; | |
509 } | |
510 | |
511 | |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
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1175
diff
changeset
|
512 static int jssXMLoadSampleInstrument( |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
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parents:
1175
diff
changeset
|
513 DMResource *inFile, JSSModule *module, |
1226
18baa42db260
Rename some function arguments to better reflect their meaning.
Matti Hamalainen <ccr@tnsp.org>
parents:
1225
diff
changeset
|
514 JSSExtInstrument *einst, int neinst, int nsample) |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
515 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
516 XMSample xmS; |
b8bfd9fbe1d9
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diff
changeset
|
517 JSSInstrument *inst; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
518 |
1322
c2000337ac3f
Silence some unused function argument warnings (unused due to debug not
Matti Hamalainen <ccr@tnsp.org>
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1260
diff
changeset
|
519 (void) neinst; |
c2000337ac3f
Silence some unused function argument warnings (unused due to debug not
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1260
diff
changeset
|
520 |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
521 // Read header data |
b8bfd9fbe1d9
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796
diff
changeset
|
522 if (!dmf_read_le32(inFile, &xmS.size) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
523 !dmf_read_le32(inFile, &xmS.loopS) || |
b8bfd9fbe1d9
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parents:
796
diff
changeset
|
524 !dmf_read_le32(inFile, &xmS.loopL) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
525 !dmf_read_byte(inFile, &xmS.volume) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
526 !dmf_read_byte(inFile, (Uint8 *) &xmS.fineTune) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
527 !dmf_read_byte(inFile, &xmS.type) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
528 !dmf_read_byte(inFile, &xmS.panning) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
529 !dmf_read_byte(inFile, (Uint8 *) &xmS.relNote) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
530 !dmf_read_byte(inFile, &xmS.ARESERVED) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
531 !dmf_read_str(inFile, &xmS.sampleName, sizeof(xmS.sampleName))) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
532 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
533 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
534 "Error reading instrument sample header #%d/%d [%d]\n", |
1397 | 535 neinst, nsample, module->ninstruments); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
536 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
537 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
538 if (xmS.size <= 0) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
539 return DMERR_OK; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
540 |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
541 if (xmS.size > 16 * 1024 * 1024) |
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
542 { |
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
543 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
544 "Sample instrument #%d/%d [%d] too large, %d bytes.\n", |
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
545 neinst, nsample, module->ninstruments, xmS.size); |
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
546 } |
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
547 |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
548 // Allocate sample instrument |
b8bfd9fbe1d9
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parents:
796
diff
changeset
|
549 JSSDEBUG("Allocating sample #%d/%d [%d]\n", |
1397 | 550 neinst, nsample, module->ninstruments); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
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796
diff
changeset
|
551 |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
552 einst->instConvTable[nsample] = module->ninstruments; |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
553 inst = module->instruments[module->ninstruments] = jssAllocateInstrument(); |
b8bfd9fbe1d9
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796
diff
changeset
|
554 if (inst == NULL) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
555 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
556 JSSERROR(DMERR_MALLOC, DMERR_MALLOC, |
1397 | 557 "Could not allocate sample #%d/%d [%d]\n", |
558 neinst, nsample, module->ninstruments); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
559 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
560 module->ninstruments++; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
561 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
562 // Copy values |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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796
diff
changeset
|
563 if (xmS.volume > XM_MaxSampleVolume) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
564 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
565 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 566 "Samp #%d/%d: volume > MAX\n", neinst, nsample); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
567 xmS.volume = XM_MaxSampleVolume; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
568 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
569 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
570 inst->volume = xmS.volume; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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|
571 inst->ERelNote = xmS.relNote; |
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|
572 inst->EFineTune = xmS.fineTune; |
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|
573 inst->EPanning = xmS.panning; |
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|
574 #ifndef JSS_LIGHT |
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|
575 inst->desc = jssASCIItoStr(xmS.sampleName, 0, sizeof(xmS.sampleName)); |
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576 #endif |
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|
577 |
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578 // Convert flags |
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|
579 switch (xmS.type & 0x03) |
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|
580 { |
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581 case 0: inst->flags = 0; break; |
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582 case 1: inst->flags = jsfLooped; break; |
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|
583 default: |
1171
bc7473c0b9ce
Assume that sample type 3 is basically misinterpretation of the field as a
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diff
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|
584 // Basically 2 is the value for bidi-loop, and |
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Assume that sample type 3 is basically misinterpretation of the field as a
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|
585 // 3 is undefined, but some module writers might've |
bc7473c0b9ce
Assume that sample type 3 is basically misinterpretation of the field as a
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diff
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|
586 // assumed that this is a bit-field, e.g. 1 | 2 = 3 |
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Assume that sample type 3 is basically misinterpretation of the field as a
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|
587 inst->flags = jsfLooped | jsfBiDi; break; |
1124
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|
588 break; |
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|
589 } |
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|
590 |
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|
591 if (xmS.type & 0x10) |
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|
592 { |
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|
593 // 16-bit sample |
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|
594 JSFSET(inst->flags, jsf16bit); |
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|
595 inst->size = xmS.size / sizeof(Uint16); |
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596 inst->loopS = xmS.loopS / sizeof(Uint16); |
1174 | 597 inst->loopE = (xmS.loopS + xmS.loopL) / sizeof(Uint16); |
1254
47d8e5e0e592
Add extra sanity checking to 16-bit sample instruments in XM loader.
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|
598 if ((xmS.size & 1) || (xmS.loopS & 1) || (xmS.loopL & 1)) |
1259 | 599 { |
1254
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|
600 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 601 "Samp #%d/%d: size=%d, loopS=%d or loopL=%d not divisible by 2 for 16-bit sample.\n", |
602 neinst, nsample, xmS.size, xmS.loopS, xmS.loopL); | |
1259 | 603 } |
1124
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|
604 } |
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|
605 else |
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parents:
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diff
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|
606 { |
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|
607 // 8-bit sample |
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608 inst->size = xmS.size; |
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|
609 inst->loopS = xmS.loopS; |
1174 | 610 inst->loopE = xmS.loopS + xmS.loopL; |
1124
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|
611 } |
1127
e22d4ceb6414
Cosmetics pass, remove excess and trailing whitespace.
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1126
diff
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|
612 |
1124
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|
613 if (xmS.loopL == 0) |
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diff
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|
614 { |
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diff
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|
615 // Always unset loop, if loop length is zero |
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|
616 JSFUNSET(inst->flags, jsfLooped); |
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diff
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|
617 } |
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diff
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|
618 |
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diff
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|
619 if (inst->flags & jsfLooped) |
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|
620 { |
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|
621 if (inst->loopS >= inst->size) |
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|
622 { |
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|
623 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 624 "Samp #%d/%d: loopS >= size (%d >= %d)\n", |
625 neinst, nsample, inst->loopS, inst->size); | |
1124
b8bfd9fbe1d9
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diff
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|
626 JSFUNSET(inst->flags, jsfLooped); |
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diff
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|
627 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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diff
changeset
|
628 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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diff
changeset
|
629 if (inst->loopE > inst->size) |
b8bfd9fbe1d9
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diff
changeset
|
630 { |
b8bfd9fbe1d9
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parents:
796
diff
changeset
|
631 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 632 "Samp #%d/%d: loopE > size (%d > %d)\n", |
633 neinst, nsample, inst->loopE, inst->size); | |
1124
b8bfd9fbe1d9
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diff
changeset
|
634 JSFUNSET(inst->flags, jsfLooped); |
b8bfd9fbe1d9
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diff
changeset
|
635 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
636 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
637 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
638 return DMERR_OK; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
796
diff
changeset
|
639 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
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diff
changeset
|
640 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
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parents:
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diff
changeset
|
641 |
1158 | 642 static int jssXMLoadSampleData(DMResource *inFile, JSSInstrument *inst, int ninst, int nsample) |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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1127
diff
changeset
|
643 { |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
644 int ret; |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
645 size_t bsize; |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
646 |
1322
c2000337ac3f
Silence some unused function argument warnings (unused due to debug not
Matti Hamalainen <ccr@tnsp.org>
parents:
1260
diff
changeset
|
647 (void) ninst; |
c2000337ac3f
Silence some unused function argument warnings (unused due to debug not
Matti Hamalainen <ccr@tnsp.org>
parents:
1260
diff
changeset
|
648 (void) nsample; |
c2000337ac3f
Silence some unused function argument warnings (unused due to debug not
Matti Hamalainen <ccr@tnsp.org>
parents:
1260
diff
changeset
|
649 |
1397 | 650 JSSDEBUG( |
651 "desc....: '%s'\n" | |
652 "size....: %d\n" | |
653 "loopS...: %d\n" | |
654 "loopE...: %d\n" | |
655 "volume..: %d\n" | |
656 "flags...: %x\n", | |
657 inst->desc, | |
658 inst->size, inst->loopS, inst->loopE, | |
659 inst->volume, inst->flags); | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
660 |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
661 // Allocate memory for sample data |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
662 bsize = (inst->flags & jsf16bit) ? sizeof(Uint16) : sizeof(Uint8); |
e13269e17422
Clean up the sample data loading a bit.
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parents:
1149
diff
changeset
|
663 bsize *= inst->size; |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
664 |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
665 if ((inst->data = dmMalloc(bsize)) == NULL) |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
666 { |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
667 JSSERROR(DMERR_MALLOC, DMERR_MALLOC, |
1397 | 668 "Could not allocate %d bytes of sample data for instrument/sample #%d/%d.\n", |
669 bsize, ninst, nsample); | |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
670 } |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
671 |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
672 // Read sampledata |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
673 if (dmfread(inst->data, sizeof(Uint8), bsize, inFile) != bsize) |
e13269e17422
Clean up the sample data loading a bit.
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parents:
1149
diff
changeset
|
674 { |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
675 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 676 "Error reading sample data for instrument #%d/%d, %d bytes.\n", |
677 ninst, nsample, bsize); | |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
678 } |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
679 |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
680 // Convert the sample data |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
681 if (inst->flags & jsf16bit) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
682 { |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
683 ret = jssDecodeSample16( |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
684 (Uint16 *) inst->data, inst->size, |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
685 #if (SDL_BYTEORDER == SDL_BIG_ENDIAN) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
686 (jsampDelta | jsampSwapEndianess) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
687 #else |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
688 (jsampDelta) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
689 #endif |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
690 ); |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
691 } |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
692 else |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
693 { |
1157
e13269e17422
Clean up the sample data loading a bit.
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parents:
1149
diff
changeset
|
694 ret = jssDecodeSample8( |
e13269e17422
Clean up the sample data loading a bit.
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parents:
1149
diff
changeset
|
695 (Uint8 *) inst->data, inst->size, |
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
696 (jsampDelta | jsampFlipSign)); |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
697 } |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
698 |
1157
e13269e17422
Clean up the sample data loading a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1149
diff
changeset
|
699 return ret; |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
700 } |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
701 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
702 |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
703 static int jssXMLoadInstrumentSamples( |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
704 DMResource *inFile, JSSModule *module, |
1226
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705 JSSExtInstrument *einst, int neinst) |
1176
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|
706 { |
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|
707 int nsample, ret; |
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|
708 |
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|
709 for (nsample = 0; nsample < einst->nsamples; nsample++) |
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|
710 if (einst->instConvTable[nsample] != jsetNotSet) |
afdbf62ce8ad
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|
711 { |
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changeset
|
712 JSSInstrument *inst = module->instruments[einst->instConvTable[nsample]]; |
1226
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713 if ((ret = jssXMLoadSampleData(inFile, inst, neinst, nsample)) != DMERR_OK) |
1176
afdbf62ce8ad
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|
714 return ret; |
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Revamp instrument sample loading somewhat.
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changeset
|
715 } |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
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|
716 |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
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|
717 return DMERR_OK; |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
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|
718 } |
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|
719 |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
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changeset
|
720 |
1132 | 721 static BOOL jssXMLoadEnvelopePoints(DMResource *inFile, XMEnvelope *env) |
1131
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1130
diff
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|
722 { |
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|
723 int i; |
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diff
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|
724 for (i = 0; i < XM_MaxEnvPoints; i++) |
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|
725 { |
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|
726 if (!dmf_read_le16(inFile, &(env->points[i].frame)) || |
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|
727 !dmf_read_le16(inFile, &(env->points[i].value))) |
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|
728 return FALSE; |
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|
729 } |
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|
730 return TRUE; |
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|
731 } |
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|
732 |
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|
733 |
1132 | 734 static BOOL jssXMLoadEnvelopeData(DMResource *inFile, XMEnvelope *env) |
735 { | |
736 return | |
737 dmf_read_byte(inFile, &(env->sustain)) && | |
738 dmf_read_byte(inFile, &(env->loopS)) && | |
739 dmf_read_byte(inFile, &(env->loopE)); | |
740 } | |
741 | |
742 | |
0 | 743 /* Load XM-format extended instrument from file-stream into JSS module's given inst |
744 */ | |
1226
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745 static int jssXMLoadExtInstrument(DMResource *inFile, int neinst, JSSModule *module) |
0 | 746 { |
747 XMInstrument1 xmI1; | |
1126 | 748 off_t remainder, pos = dmftell(inFile); |
1175 | 749 JSSExtInstrument *einst; |
1130
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750 XMInstrument2 xmI2; |
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751 int i, nsample, ret; |
0 | 752 |
753 // Get instrument header #1 | |
778
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|
754 if (!dmf_read_le32(inFile, &xmI1.headSize) || |
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|
755 !dmf_read_str(inFile, &xmI1.instName, sizeof(xmI1.instName)) || |
a4cf7716ba58
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|
756 !dmf_read_byte(inFile, &xmI1.instType) || |
a4cf7716ba58
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|
757 !dmf_read_le16(inFile, &xmI1.nsamples)) |
1159
29dc9337fa11
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diff
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|
758 { |
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1158
diff
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|
759 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 760 "Failed to read primary extended instrument header #%d.\n", |
761 neinst); | |
1159
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diff
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|
762 } |
0 | 763 |
764 // If there are samples, there is header #2 | |
1130
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765 if (xmI1.nsamples == 0) |
0 | 766 { |
767 // We may STILL need to skip extra data after 1st instr. header | |
768 remainder = xmI1.headSize - (dmftell(inFile) - pos); | |
769 if (remainder > 0) | |
770 { | |
98 | 771 JSSDEBUG("xmI1#2 Skipping: %li\n", remainder); |
0 | 772 dmfseek(inFile, remainder, SEEK_CUR); |
773 } | |
1130
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|
774 return DMERR_OK; |
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|
775 } |
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|
776 |
1402
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
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diff
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|
777 if (xmI1.nsamples > XM_MaxInstSamples) |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
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diff
changeset
|
778 { |
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diff
changeset
|
779 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
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diff
changeset
|
780 "Extended instrument #%d has invalid number of samples %d.\n", |
b47109fce375
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diff
changeset
|
781 neinst, xmI1.nsamples); |
b47109fce375
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diff
changeset
|
782 } |
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diff
changeset
|
783 |
1130
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|
784 // Allocate instrument |
1257 | 785 JSSDEBUG("Allocating extended instrument #%d [%d]\n", |
786 neinst, module->nextInstruments); | |
787 | |
1175 | 788 if ((einst = jssAllocateExtInstrument()) == NULL) |
1259 | 789 { |
1130
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|
790 JSSERROR(DMERR_MALLOC, DMERR_MALLOC, |
1397 | 791 "Could not allocate extended instrument #%d.\n", |
792 neinst); | |
1259 | 793 } |
1130
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diff
changeset
|
794 |
1226
18baa42db260
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1225
diff
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|
795 module->extInstruments[neinst] = einst; |
1130
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diff
changeset
|
796 |
725e7caa43a0
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Matti Hamalainen <ccr@tnsp.org>
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changeset
|
797 // Get instrument header #2 |
725e7caa43a0
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Matti Hamalainen <ccr@tnsp.org>
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1127
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changeset
|
798 if (!dmf_read_le32(inFile, &xmI2.headSize) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
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diff
changeset
|
799 !dmf_read_str(inFile, &xmI2.sNumForNotes, sizeof(xmI2.sNumForNotes))) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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1127
diff
changeset
|
800 { |
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Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
801 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 802 "Could not read secondary instrument header part #1 for #%d.\n", |
803 neinst); | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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diff
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|
804 } |
725e7caa43a0
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Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
805 |
1132 | 806 if (!jssXMLoadEnvelopePoints(inFile, &xmI2.volumeEnv) || |
807 !jssXMLoadEnvelopePoints(inFile, &xmI2.panningEnv)) | |
808 { | |
809 JSSERROR(DMERR_FREAD, DMERR_FREAD, | |
1397 | 810 "Could not read envelope point data for instrument #%d.\n", |
811 neinst); | |
1132 | 812 } |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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1127
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changeset
|
813 |
1132 | 814 if (!dmf_read_byte(inFile, &xmI2.volumeEnv.npoints) || |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
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diff
changeset
|
815 !dmf_read_byte(inFile, &xmI2.panningEnv.npoints) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
816 |
1132 | 817 !jssXMLoadEnvelopeData(inFile, &xmI2.volumeEnv) || |
818 !jssXMLoadEnvelopeData(inFile, &xmI2.panningEnv) || | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
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diff
changeset
|
819 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
1127
diff
changeset
|
820 !dmf_read_byte(inFile, &xmI2.volumeEnv.flags) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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diff
changeset
|
821 !dmf_read_byte(inFile, &xmI2.panningEnv.flags) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
822 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
823 !dmf_read_byte(inFile, &xmI2.vibratoType) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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1127
diff
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|
824 !dmf_read_byte(inFile, &xmI2.vibratoSweep) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
825 !dmf_read_byte(inFile, &xmI2.vibratoDepth) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
826 !dmf_read_byte(inFile, &xmI2.vibratoRate) || |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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diff
changeset
|
827 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
1127
diff
changeset
|
828 !dmf_read_le16(inFile, &xmI2.fadeOut) || |
725e7caa43a0
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1127
diff
changeset
|
829 !dmf_read_le16(inFile, &xmI2.ARESERVED)) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
830 { |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
831 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 832 "Could not read secondary instrument header part #2 for #%d.\n", |
833 neinst); | |
1130
725e7caa43a0
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diff
changeset
|
834 } |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
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|
835 |
725e7caa43a0
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parents:
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diff
changeset
|
836 // Skip the extra data after header #2 |
725e7caa43a0
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1127
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changeset
|
837 remainder = xmI1.headSize - (dmftell(inFile) - pos); |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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diff
changeset
|
838 if (remainder > 0) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
839 { |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
840 JSSDEBUG("xmI1#1 Skipping: %li\n", remainder); |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
841 dmfseek(inFile, remainder, SEEK_CUR); |
725e7caa43a0
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parents:
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diff
changeset
|
842 } |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
1127
diff
changeset
|
843 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
844 // Check and convert all ext instrument information |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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1127
diff
changeset
|
845 #ifndef JSS_LIGHT |
1175 | 846 einst->desc = jssASCIItoStr(xmI1.instName, 0, sizeof(xmI1.instName)); |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
1127
diff
changeset
|
847 #endif |
1226
18baa42db260
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Matti Hamalainen <ccr@tnsp.org>
parents:
1225
diff
changeset
|
848 jssXMConvertEnvelope(&einst->volumeEnv, &xmI2.volumeEnv, "vol", neinst); |
18baa42db260
Rename some function arguments to better reflect their meaning.
Matti Hamalainen <ccr@tnsp.org>
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1225
diff
changeset
|
849 jssXMConvertEnvelope(&einst->panningEnv, &xmI2.panningEnv, "pan", neinst); |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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1127
diff
changeset
|
850 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
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changeset
|
851 switch (xmI2.vibratoType) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
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|
852 { |
1175 | 853 case 0: einst->vibratoType = jvibSine; break; |
854 case 1: einst->vibratoType = jvibRamp; break; | |
855 case 2: einst->vibratoType = jvibSquare; break; | |
856 case 3: einst->vibratoType = jvibRandom; break; | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
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1127
diff
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|
857 default: |
1175 | 858 einst->vibratoType = jvibSine; |
1130
725e7caa43a0
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1127
diff
changeset
|
859 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 860 "Invalid extinstrument vibrato type %d for inst #%d\n", |
861 neinst); | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
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parents:
1127
diff
changeset
|
862 break; |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
863 } |
1175 | 864 einst->vibratoSweep = xmI2.vibratoSweep; |
865 einst->vibratoDepth = xmI2.vibratoDepth; | |
866 einst->vibratoRate = xmI2.vibratoRate; | |
867 einst->fadeOut = xmI2.fadeOut; | |
868 einst->nsamples = xmI1.nsamples; | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
869 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
870 // Initialize the SNumForNotes conversion table |
1402
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
871 if ((einst->instConvTable = dmCalloc(XM_MaxInstruments + 1, sizeof(int))) == NULL) |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
872 { |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
873 JSSERROR(DMERR_MALLOC, DMERR_MALLOC, |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
874 "Could not allocate memory for instConvTable of instrument #%d.\n", |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
875 neinst); |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
876 } |
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
877 |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
878 for (i = 0; i < XM_MaxInstruments; i++) |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
879 einst->instConvTable[i] = jsetNotSet; |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
880 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
881 // Read sample headers |
1402
b47109fce375
Make JSSExtInstrument.instConvSamples dynamically allocated and add check
Matti Hamalainen <ccr@tnsp.org>
parents:
1400
diff
changeset
|
882 for (nsample = 0; nsample < einst->nsamples; nsample++) |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
883 { |
1226
18baa42db260
Rename some function arguments to better reflect their meaning.
Matti Hamalainen <ccr@tnsp.org>
parents:
1225
diff
changeset
|
884 if ((ret = jssXMLoadSampleInstrument(inFile, module, einst, neinst, nsample)) != DMERR_OK) |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
885 return ret; |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
886 } |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
887 |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
888 // Apply new values to sNumForNotes values |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
889 for (i = 0; i < XM_MaxNotes; i++) |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
890 { |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
891 int tmp = xmI2.sNumForNotes[i]; |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
892 if (tmp >= 0 && tmp < xmI1.nsamples) |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
893 einst->sNumForNotes[i] = einst->instConvTable[tmp]; |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
894 else |
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
895 { |
1175 | 896 einst->sNumForNotes[i] = jsetNotSet; |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
897 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 898 "Ext.instrument #%d sNumForNotes[%d] out of range (%d).\n", |
899 neinst, i, tmp); | |
1130
725e7caa43a0
Split instrument sample data loading to another function in XM loader.
Matti Hamalainen <ccr@tnsp.org>
parents:
1127
diff
changeset
|
900 } |
0 | 901 } |
902 | |
1177
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
903 // Read sample data if needed |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
904 if (module->intVersion == 0x0104) |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
905 { |
1226
18baa42db260
Rename some function arguments to better reflect their meaning.
Matti Hamalainen <ccr@tnsp.org>
parents:
1225
diff
changeset
|
906 if ((ret = jssXMLoadInstrumentSamples(inFile, module, einst, neinst)) != DMERR_OK) |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
907 return ret; |
1177
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
908 } |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
909 |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
910 return DMERR_OK; |
0 | 911 } |
912 | |
913 | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
914 static int jssXMLoadInstruments(DMResource *inFile, JSSModule *module) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
915 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
916 int index; |
0 | 917 for (index = 0; index < module->nextInstruments; index++) |
918 { | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
919 int result = jssXMLoadExtInstrument(inFile, index, module); |
0 | 920 if (result != 0) |
1397 | 921 JSSERROR(result, result, "Errors while reading instrument #%d\n", |
922 index); | |
0 | 923 } |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
924 return DMERR_OK; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
925 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
926 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
927 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
928 /* Load XM-format module from given file-stream |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
929 */ |
1256 | 930 int jssLoadXM(DMResource *inFile, JSSModule **pmodule, BOOL probe) |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
931 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
932 JSSModule *module; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
933 XMHeader xmH; |
1187
f195dd7bfa48
Initialize return variable.
Matti Hamalainen <ccr@tnsp.org>
parents:
1186
diff
changeset
|
934 int index, ret = DMERR_OK; |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
935 |
1256 | 936 *pmodule = NULL; |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
937 |
1257 | 938 // Try to read the XM header |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
939 if (!dmf_read_str(inFile, &xmH.idMagic, sizeof(xmH.idMagic)) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
940 !dmf_read_str(inFile, &xmH.songName, sizeof(xmH.songName)) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
941 !dmf_read_byte(inFile, &xmH.unUsed1A) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
942 !dmf_read_str(inFile, &xmH.trackerName, sizeof(xmH.trackerName)) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
943 !dmf_read_le16(inFile, &xmH.version) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
944 !dmf_read_le32(inFile, &xmH.headSize) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
945 !dmf_read_le16(inFile, &xmH.norders) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
946 !dmf_read_le16(inFile, &xmH.defRestartPos) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
947 !dmf_read_le16(inFile, &xmH.nchannels) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
948 !dmf_read_le16(inFile, &xmH.npatterns) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
949 !dmf_read_le16(inFile, &xmH.ninstruments) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
950 !dmf_read_le16(inFile, &xmH.flags) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
951 !dmf_read_le16(inFile, &xmH.defSpeed) || |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
952 !dmf_read_le16(inFile, &xmH.defTempo)) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
953 return DMERR_FREAD; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
954 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
955 // Check the fields, none of these are considered fatal |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
956 if (strncmp(xmH.idMagic, "Extended Module: ", 17) != 0) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
957 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
958 if (probe) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
959 return DMERR_NOT_SUPPORTED; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
960 else |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
961 JSSERROR(DMERR_NOT_SUPPORTED, DMERR_NOT_SUPPORTED, |
1397 | 962 "Not a FT2 Extended Module (XM), header signature mismatch!\n"); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
963 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
964 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
965 if (xmH.unUsed1A != 0x1a) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
966 { |
1198 | 967 if (!probe) |
1397 | 968 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
969 "Possibly modified or corrupted XM [%x]\n", | |
970 xmH.unUsed1A); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
971 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
972 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
973 if (xmH.norders > XM_MaxOrders) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
974 { |
1198 | 975 if (!probe) |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
976 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 977 "Number of orders %d > %d, possibly broken module.\n", |
978 xmH.norders, XM_MaxOrders); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
979 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
980 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
981 if (xmH.norders == 0) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
982 { |
1198 | 983 if (!probe) |
1397 | 984 JSSWARNING(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
985 "Number of orders was zero.\n"); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
986 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
987 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
988 if (xmH.npatterns > XM_MaxPatterns) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
989 { |
1198 | 990 if (!probe) |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
991 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 992 "Number of patterns %d > %d, possibly broken module.\n", |
993 xmH.npatterns, XM_MaxPatterns); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
994 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
995 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
996 if (xmH.npatterns == 0) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
997 { |
1198 | 998 if (!probe) |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
999 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 1000 "Number of patterns was zero.\n"); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1001 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1002 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1003 if (xmH.nchannels <= 0 || xmH.nchannels > XM_MaxChannels) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1004 { |
1397 | 1005 if (!probe) |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
1006 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 1007 "Number of channels was invalid, %d (should be 1 - %d).\n", |
1008 xmH.nchannels, XM_MaxChannels); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1009 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1010 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1011 if (xmH.ninstruments <= 0 || xmH.ninstruments > XM_MaxInstruments) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1012 { |
1198 | 1013 if (!probe) |
1400
496d04ab495f
Improve error checking and resiliency a bit.
Matti Hamalainen <ccr@tnsp.org>
parents:
1397
diff
changeset
|
1014 JSSERROR(DMERR_INVALID_DATA, DMERR_INVALID_DATA, |
1397 | 1015 "Number of instruments was invalid, %d (should be 1 - %d).\n", |
1016 xmH.ninstruments, XM_MaxInstruments); | |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1017 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1018 |
1161
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1019 if (xmH.headSize < XM_HeaderSize) |
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1020 { |
1198 | 1021 if (probe) |
1022 return DMERR_NOT_SUPPORTED; | |
1023 else | |
1397 | 1024 JSSERROR(DMERR_NOT_SUPPORTED, DMERR_NOT_SUPPORTED, |
1025 "XM header size less than %d bytes (%d bytes).\n", | |
1026 XM_HeaderSize, xmH.headSize); | |
1161
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1027 } |
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1028 |
1160
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1029 switch (xmH.version) |
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1030 { |
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1031 case 0x0104: |
1177
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1032 case 0x0102: |
1160
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1033 break; |
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1034 |
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1035 default: |
1198 | 1036 if (!probe) |
1397 | 1037 JSSWARNING(DMERR_NOT_SUPPORTED, DMERR_NOT_SUPPORTED, |
1038 "Unsupported version of XM format 0x%04x.\n", | |
1039 xmH.version); | |
1160
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1040 } |
b122ad2d3fbe
Add XM format version check.
Matti Hamalainen <ccr@tnsp.org>
parents:
1159
diff
changeset
|
1041 |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1042 if (!dmf_read_str(inFile, &xmH.orderList, sizeof(xmH.orderList))) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1043 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1044 JSSERROR(DMERR_FREAD, DMERR_FREAD, |
1397 | 1045 "Error reading pattern order list.\n"); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1046 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1047 |
1161
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1048 if (xmH.headSize > 276) |
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1049 { |
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1050 JSSWARNING(DMERR_NOT_SUPPORTED, DMERR_NOT_SUPPORTED, |
1397 | 1051 "XM header size > %d bytes, skipping the rest.\n", |
1052 XM_HeaderSize, xmH.headSize); | |
1053 | |
1161
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1054 dmfseek(inFile, xmH.headSize - XM_HeaderSize, SEEK_CUR); |
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1055 } |
92cee852a8af
Check header size against the known values. Bail out if it's too small, and
Matti Hamalainen <ccr@tnsp.org>
parents:
1160
diff
changeset
|
1056 |
1198 | 1057 if (probe) |
1058 return DMERR_OK; | |
1059 | |
1239 | 1060 // Okay, allocate a module structure |
1256 | 1061 if ((*pmodule = module = jssAllocateModule()) == NULL) |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1062 { |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1063 JSSERROR(DMERR_MALLOC, DMERR_MALLOC, |
1397 | 1064 "Could not allocate memory for module structure.\n"); |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1065 } |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1066 |
1239 | 1067 // Convert the module header data |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1068 module->moduleType = jmdtXM; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1069 module->intVersion = xmH.version; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1070 #ifndef JSS_LIGHT |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1071 module->moduleName = jssASCIItoStr(xmH.songName, 0, sizeof(xmH.songName)); |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1072 module->trackerName = jssASCIItoStr(xmH.trackerName, 0, sizeof(xmH.trackerName)); |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1073 #endif |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1074 module->defSpeed = xmH.defSpeed; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1075 module->defTempo = xmH.defTempo; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1076 module->nextInstruments = xmH.ninstruments; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1077 module->ninstruments = 0; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1078 module->npatterns = xmH.npatterns; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1079 module->norders = xmH.norders; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1080 module->nchannels = xmH.nchannels; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1081 module->defFlags = jmdfStereo | jmdfFT2Replay; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1082 module->defRestartPos = xmH.defRestartPos; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1083 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1084 if ((xmH.flags & 1) == 0) |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1085 module->defFlags |= jmdfAmigaPeriods; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1086 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1087 // Setup the default pannings |
1260
94e9444b0fa7
Only initialize defpannings up to nchannels.
Matti Hamalainen <ccr@tnsp.org>
parents:
1259
diff
changeset
|
1088 for (index = 0; index < module->nchannels; index++) |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1089 module->defPanning[index] = jchPanMiddle; |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1090 |
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1091 // Load rest of the module |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1092 switch (xmH.version) |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1093 { |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1094 case 0x0104: |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1095 if ((ret = jssXMLoadPatterns(inFile, module, &xmH)) != DMERR_OK) |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1096 goto out; |
1124
b8bfd9fbe1d9
Modularize the XM loader somewhat by splitting to more functions.
Matti Hamalainen <ccr@tnsp.org>
parents:
796
diff
changeset
|
1097 |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1098 if ((ret = jssXMLoadInstruments(inFile, module)) != DMERR_OK) |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1099 goto out; |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1100 break; |
0 | 1101 |
1177
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1102 case 0x0102: |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1103 if ((ret = jssXMLoadInstruments(inFile, module)) != DMERR_OK) |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1104 goto out; |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1105 |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1106 if ((ret = jssXMLoadPatterns(inFile, module, &xmH)) != DMERR_OK) |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1107 goto out; |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1108 |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1109 // Read sample data if needed |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1110 for (index = 0; index < module->nextInstruments; index++) |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1111 { |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1112 JSSExtInstrument *einst = module->extInstruments[index]; |
1190
51eb5788c1fc
Add a NULL pointer check here.
Matti Hamalainen <ccr@tnsp.org>
parents:
1188
diff
changeset
|
1113 if (einst != NULL && (ret = jssXMLoadInstrumentSamples(inFile, module, einst, index)) != DMERR_OK) |
1177
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1114 goto out; |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1115 } |
dc26df8b642c
Some support for 0x0102 version of the XM format. Does not work fully yet,
Matti Hamalainen <ccr@tnsp.org>
parents:
1176
diff
changeset
|
1116 break; |
1176
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1117 } |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1118 |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1119 out: |
afdbf62ce8ad
Revamp instrument sample loading somewhat.
Matti Hamalainen <ccr@tnsp.org>
parents:
1175
diff
changeset
|
1120 return ret; |
0 | 1121 } |