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Eliminated warnings.
[wine.git] / multimedia / mcimidi.c
blob2923e7b5f64341aaeeee1a9a502279b6204277e3
1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2
3 /*
4 * Sample MIDI Wine Driver for Linux
5 *
6 * Copyright 1994 Martin Ayotte
7 */
8
9 /*
10 * Eric POUECH :
11 * 98/7 changes for making this MIDI driver work on OSS
12 * current support is limited to MIDI ports of OSS systems
13 * 98/9 rewriting MCI code for MIDI
14 * 98/11 splitted in midi.c and mcimidi.c
15 */
16
17 #include <stdlib.h>
18 #include "winuser.h"
19 #include "multimedia.h"
20 #include "user.h"
21 #include "driver.h"
22 #include "heap.h"
23 #include "debugtools.h"
24
25 DEFAULT_DEBUG_CHANNEL(mcimidi)
26
27 #ifdef SNDCTL_MIDI_INFO
28
29 typedef struct {
30 DWORD dwFirst; /* offset in file of track */
31 DWORD dwLast; /* number of bytes in file of track */
32 DWORD dwIndex; /* current index in file (dwFirst <= dwIndex < dwLast) */
33 DWORD dwLength; /* number of pulses in this track */
34 DWORD dwEventPulse; /* current pulse # (event) pointed by dwIndex */
35 DWORD dwEventData; /* current data (event) pointed by dwIndex */
36 WORD wEventLength; /* current length (event) pointed by dwIndex */
37 WORD wStatus : 1, /* 1 : playing, 0 : done */
38 wTrackNr : 7,
39 wLastCommand : 8; /* last MIDI command on track */
40 } MCI_MIDITRACK;
41
42 typedef struct tagWINE_MCIMIDI {
43 UINT16 wDevID;
44 UINT16 wMidiID;
45 int nUseCount; /* Incremented for each shared open */
46 WORD wNotifyDeviceID; /* MCI device ID with a pending notification */
47 HANDLE16 hCallback; /* Callback handle for pending notification */
48 HMMIO hFile; /* mmio file handle open as Element */
49 LPCSTR lpstrElementName; /* Name of file */
50 HLOCAL16 hMidiHdr;
51 WORD dwStatus; /* one from MCI_MODE_xxxx */
52 DWORD dwMciTimeFormat; /* One of the supported MCI_FORMAT_xxxx */
53 WORD wFormat; /* Format of MIDI hFile (0, 1 or 2) */
54 WORD nTracks; /* Number of tracks in hFile */
55 WORD nDivision; /* Number of division in hFile PPQN or SMPTE */
56 WORD wStartedPlaying;
57 DWORD dwTempo; /* Tempo (# of 1/4 note per second */
58 MCI_MIDITRACK* tracks; /* Content of each track */
59 DWORD dwPulse;
60 DWORD dwPositionMS;
61 DWORD dwStartTicks;
62 } WINE_MCIMIDI;
63
64
65 #endif /* defined(SNDCTL_MIDI_INFO) */
66
67 /*======================================================================*
68 * MCI MIDI implemantation *
69 *======================================================================*/
70
71 #ifdef SNDCTL_MIDI_INFO
72
73 static DWORD MIDI_mciResume(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms);
74
75 /**************************************************************************
76 * MIDI_drvOpen [internal]
77 */
78 static DWORD MIDI_drvOpen(LPSTR str, LPMCI_OPEN_DRIVER_PARMSA modp)
79 {
80 WINE_MCIMIDI* wmm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_MCIMIDI));
81
82 if (!wmm)
83 return 0;
84
85 wmm->wDevID = modp->wDeviceID;
86 mciSetDriverData(wmm->wDevID, (DWORD)wmm);
87 modp->wCustomCommandTable = MCI_NO_COMMAND_TABLE;
88 modp->wType = MCI_DEVTYPE_SEQUENCER;
89 return modp->wDeviceID;
90 }
91
92 /**************************************************************************
93 * MCIMIDI_drvClose [internal]
94 */
95 static DWORD MIDI_drvClose(DWORD dwDevID)
96 {
97 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(dwDevID);
98
99 if (wmm) {
100 HeapFree(GetProcessHeap(), 0, wmm);
101 mciSetDriverData(dwDevID, 0);
102 return 1;
103 }
104 return 0;
105 }
106
107 /**************************************************************************
108 * MIDI_mciGetOpenDev [internal]
109 */
110 static WINE_MCIMIDI* MIDI_mciGetOpenDev(UINT16 wDevID)
111 {
112 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
113
114 if (wmm == NULL || wmm->nUseCount == 0) {
115 WARN("Invalid wDevID=%u\n", wDevID);
116 return 0;
117 }
118 return wmm;
119 }
120
121 /**************************************************************************
122 * MIDI_mciReadByte [internal]
123 */
124 static DWORD MIDI_mciReadByte(WINE_MCIMIDI* wmm, BYTE *lpbyt)
125 {
126 DWORD ret = 0;
127
128 if (lpbyt == NULL ||
129 mmioRead(wmm->hFile, (HPSTR)lpbyt, (long)sizeof(BYTE)) != (long)sizeof(BYTE)) {
130 WARN("Error reading wmm=%p\n", wmm);
131 ret = MCIERR_INVALID_FILE;
132 }
133
134 return ret;
135 }
136
137 /**************************************************************************
138 * MIDI_mciReadWord [internal]
139 */
140 static DWORD MIDI_mciReadWord(WINE_MCIMIDI* wmm, LPWORD lpw)
141 {
142 BYTE hibyte, lobyte;
143 DWORD ret = MCIERR_INVALID_FILE;
144
145 if (lpw != NULL &&
146 MIDI_mciReadByte(wmm, &hibyte) == 0 &&
147 MIDI_mciReadByte(wmm, &lobyte) == 0) {
148 *lpw = ((WORD)hibyte << 8) + lobyte;
149 ret = 0;
150 }
151 return ret;
152 }
153
154 /**************************************************************************
155 * MIDI_mciReadLong [internal]
156 */
157 static DWORD MIDI_mciReadLong(WINE_MCIMIDI* wmm, LPDWORD lpdw)
158 {
159 WORD hiword, loword;
160 DWORD ret = MCIERR_INVALID_FILE;
161
162 if (lpdw != NULL &&
163 MIDI_mciReadWord(wmm, &hiword) == 0 &&
164 MIDI_mciReadWord(wmm, &loword) == 0) {
165 *lpdw = MAKELONG(loword, hiword);
166 ret = 0;
167 }
168 return ret;
169 }
170
171 /**************************************************************************
172 * MIDI_mciReadVaryLen [internal]
173 */
174 static WORD MIDI_mciReadVaryLen(WINE_MCIMIDI* wmm, LPDWORD lpdw)
175 {
176 BYTE byte;
177 DWORD value = 0;
178 WORD ret = 0;
179
180 if (lpdw == NULL) {
181 ret = MCIERR_INVALID_FILE;
182 } else {
183 do {
184 if (MIDI_mciReadByte(wmm, &byte) != 0) {
185 return 0;
186 }
187 value = (value << 7) + (byte & 0x7F);
188 ret++;
189 } while (byte & 0x80);
190 *lpdw = value;
191 /*
192 TRACE("val=%08lX \n", value);
193 */
194 }
195 return ret;
196 }
197
198 /**************************************************************************
199 * MIDI_mciReadNextEvent [internal]
200 */
201 static DWORD MIDI_mciReadNextEvent(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
202 {
203 BYTE b1, b2 = 0, b3;
204 WORD hw = 0;
205 DWORD evtPulse;
206 DWORD evtLength;
207 DWORD tmp;
208
209 if (mmioSeek(wmm->hFile, mmt->dwIndex, SEEK_SET) != mmt->dwIndex) {
210 WARN("Can't seek at %08lX \n", mmt->dwIndex);
211 return MCIERR_INVALID_FILE;
212 }
213 evtLength = MIDI_mciReadVaryLen(wmm, &evtPulse) + 1; /* > 0 */
214 MIDI_mciReadByte(wmm, &b1);
215 switch (b1) {
216 case 0xF0:
217 case 0xF7:
218 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
219 evtLength += tmp;
220 break;
221 case 0xFF:
222 MIDI_mciReadByte(wmm, &b2); evtLength++;
223
224 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
225 if (evtLength >= 0x10000u) {
226 /* this limitation shouldn't be a problem */
227 WARN("Ouch !! Implementation limitation to 64k bytes for a MIDI event is overflowed\n");
228 hw = 0xFFFF;
229 } else {
230 hw = LOWORD(evtLength);
231 }
232 evtLength += tmp;
233 break;
234 default:
235 if (b1 & 0x80) { /* use running status ? */
236 mmt->wLastCommand = b1;
237 MIDI_mciReadByte(wmm, &b2); evtLength++;
238 } else {
239 b2 = b1;
240 b1 = mmt->wLastCommand;
241 }
242 switch ((b1 >> 4) & 0x07) {
243 case 0: case 1: case 2: case 3: case 6:
244 MIDI_mciReadByte(wmm, &b3); evtLength++;
245 hw = b3;
246 break;
247 case 4: case 5:
248 break;
249 case 7:
250 WARN("Strange indeed b1=0x%02x\n", b1);
251 }
252 break;
253 }
254 if (mmt->dwIndex + evtLength > mmt->dwLast)
255 return MCIERR_INTERNAL;
256
257 mmt->dwEventPulse += evtPulse;
258 mmt->dwEventData = (hw << 16) + (b2 << 8) + b1;
259 mmt->wEventLength = evtLength;
260
261 /*
262 TRACE("[%u] => pulse=%08lx(%08lx), data=%08lx, length=%u\n",
263 mmt->wTrackNr, mmt->dwEventPulse, evtPulse,
264 mmt->dwEventData, mmt->wEventLength);
265 */
266 return 0;
267 }
268
269 /**************************************************************************
270 * MIDI_mciReadMTrk [internal]
271 */
272 static DWORD MIDI_mciReadMTrk(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
273 {
274 DWORD toberead;
275 FOURCC fourcc;
276
277 if (mmioRead(wmm->hFile, (HPSTR)&fourcc, (long)sizeof(FOURCC)) !=
278 (long)sizeof(FOURCC)) {
279 return MCIERR_INVALID_FILE;
280 }
281
282 if (fourcc != mmioFOURCC('M', 'T', 'r', 'k')) {
283 WARN("Can't synchronize on 'MTrk' !\n");
284 return MCIERR_INVALID_FILE;
285 }
286
287 if (MIDI_mciReadLong(wmm, &toberead) != 0) {
288 return MCIERR_INVALID_FILE;
289 }
290 mmt->dwFirst = mmioSeek(wmm->hFile, 0, SEEK_CUR); /* >= 0 */
291 mmt->dwLast = mmt->dwFirst + toberead;
292
293 /* compute # of pulses in this track */
294 mmt->dwIndex = mmt->dwFirst;
295 mmt->dwEventPulse = 0;
296
297 while (MIDI_mciReadNextEvent(wmm, mmt) == 0 &&
298 LOWORD(mmt->dwEventData) != 0x2FFF) {
299 mmt->dwIndex += mmt->wEventLength;
300 }
301 mmt->dwLength = mmt->dwEventPulse;
302
303 TRACE("Track %u has %lu bytes and %lu pulses\n", mmt->wTrackNr, toberead, mmt->dwLength);
304
305 /* reset track data */
306 mmt->wStatus = 1; /* ok, playing */
307 mmt->dwIndex = mmt->dwFirst;
308 mmt->dwEventPulse = 0;
309
310 if (mmioSeek(wmm->hFile, 0, SEEK_CUR) != mmt->dwLast) {
311 WARN("Ouch, out of sync seek=%lu track=%lu\n",
312 mmioSeek(wmm->hFile, 0, SEEK_CUR), mmt->dwLast);
313 /* position at end of this track, to be ready to read next track */
314 mmioSeek(wmm->hFile, mmt->dwLast, SEEK_SET);
315 }
316
317 return 0;
318 }
319
320 /**************************************************************************
321 * MIDI_mciReadMThd [internal]
322 */
323 static DWORD MIDI_mciReadMThd(WINE_MCIMIDI* wmm, DWORD dwOffset)
324 {
325 DWORD toberead;
326 FOURCC fourcc;
327 WORD nt;
328
329 TRACE("(%p, %08lX);\n", wmm, dwOffset);
330
331 if (mmioSeek(wmm->hFile, dwOffset, SEEK_SET) != dwOffset) {
332 WARN("Can't seek at %08lX begin of 'MThd' \n", dwOffset);
333 return MCIERR_INVALID_FILE;
334 }
335 if (mmioRead(wmm->hFile, (HPSTR)&fourcc,
336 (long) sizeof(FOURCC)) != (long) sizeof(FOURCC))
337 return MCIERR_INVALID_FILE;
338
339 if (fourcc != mmioFOURCC('M', 'T', 'h', 'd')) {
340 WARN("Can't synchronize on 'MThd' !\n");
341 return MCIERR_INVALID_FILE;
342 }
343
344 if (MIDI_mciReadLong(wmm, &toberead) != 0 || toberead < 3 * sizeof(WORD))
345 return MCIERR_INVALID_FILE;
346
347 if (MIDI_mciReadWord(wmm, &wmm->wFormat) != 0 ||
348 MIDI_mciReadWord(wmm, &wmm->nTracks) != 0 ||
349 MIDI_mciReadWord(wmm, &wmm->nDivision) != 0) {
350 return MCIERR_INVALID_FILE;
351 }
352
353 TRACE("toberead=0x%08lX, wFormat=0x%04X nTracks=0x%04X nDivision=0x%04X\n",
354 toberead, wmm->wFormat, wmm->nTracks, wmm->nDivision);
355
356 /* MS doc says that the MIDI MCI time format must be put by default to the format
357 * stored in the MIDI file...
358 */
359 if (wmm->nDivision > 0x8000) {
360 /* eric.pouech@lemel.fr 98/11
361 * In did not check this very code (pulses are expressed as SMPTE sub-frames).
362 * In about 40 MB of MIDI files I have, none was SMPTE based...
363 * I'm just wondering if this is widely used :-). So, if someone has one of
364 * these files, I'd like to know about.
365 */
366 FIXME("Handling SMPTE time in MIDI files has not been tested\n"
367 "Please report to comp.emulators.ms-windows.wine with MIDI file !\n");
368
369 switch (HIBYTE(wmm->nDivision)) {
370 case 0xE8: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24; break; /* -24 */
371 case 0xE7: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25; break; /* -25 */
372 case 0xE3: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
373 case 0xE2: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30; break; /* -30 */
374 default:
375 WARN("Unsupported number of frames %d\n", -(char)HIBYTE(wmm->nDivision));
376 return MCIERR_INVALID_FILE;
377 }
378 switch (LOBYTE(wmm->nDivision)) {
379 case 4: /* MIDI Time Code */
380 case 8:
381 case 10:
382 case 80: /* SMPTE bit resolution */
383 case 100:
384 default:
385 WARN("Unsupported number of sub-frames %d\n", LOBYTE(wmm->nDivision));
386 return MCIERR_INVALID_FILE;
387 }
388 } else if (wmm->nDivision == 0) {
389 WARN("Number of division is 0, can't support that !!\n");
390 return MCIERR_INVALID_FILE;
391 } else {
392 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
393 }
394
395 switch (wmm->wFormat) {
396 case 0:
397 if (wmm->nTracks != 1) {
398 WARN("Got type 0 file whose number of track is not 1. Setting it to 1\n");
399 wmm->nTracks = 1;
400 }
401 break;
402 case 1:
403 case 2:
404 break;
405 default:
406 WARN("Handling MIDI files which format = %d is not (yet) supported\n"
407 "Please report with MIDI file !\n", wmm->wFormat);
408 return MCIERR_INVALID_FILE;
409 }
410
411 if (wmm->nTracks & 0x8000) {
412 /* this shouldn't be a problem... */
413 WARN("Ouch !! Implementation limitation to 32k tracks per MIDI file is overflowed\n");
414 wmm->nTracks = 0x7FFF;
415 }
416
417 if ((wmm->tracks = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_MIDITRACK) * wmm->nTracks)) == NULL) {
418 return MCIERR_OUT_OF_MEMORY;
419 }
420
421 toberead -= 3 * sizeof(WORD);
422 if (toberead > 0) {
423 TRACE("Size of MThd > 6, skipping %ld extra bytes\n", toberead);
424 mmioSeek(wmm->hFile, toberead, SEEK_CUR);
425 }
426
427 for (nt = 0; nt < wmm->nTracks; nt++) {
428 wmm->tracks[nt].wTrackNr = nt;
429 if (MIDI_mciReadMTrk(wmm, &wmm->tracks[nt]) != 0) {
430 WARN("Can't read 'MTrk' header \n");
431 return MCIERR_INVALID_FILE;
432 }
433 }
434
435 wmm->dwTempo = 500000;
436
437 return 0;
438 }
439
440 /**************************************************************************
441 * MIDI_ConvertPulseToMS [internal]
442 */
443 static DWORD MIDI_ConvertPulseToMS(WINE_MCIMIDI* wmm, DWORD pulse)
444 {
445 DWORD ret = 0;
446
447 /* FIXME: this function may return false values since the tempo (wmm->dwTempo)
448 * may change during file playing
449 */
450 if (wmm->nDivision == 0) {
451 FIXME("Shouldn't happen. wmm->nDivision = 0\n");
452 } else if (wmm->nDivision > 0x8000) { /* SMPTE, unchecked FIXME? */
453 int nf = -(char)HIBYTE(wmm->nDivision); /* number of frames */
454 int nsf = LOBYTE(wmm->nDivision); /* number of sub-frames */
455 ret = (pulse * 1000) / (nf * nsf);
456 } else {
457 ret = (DWORD)((double)pulse * ((double)wmm->dwTempo / 1000) /
458 (double)wmm->nDivision);
459 }
460
461 /*
462 TRACE("pulse=%lu tempo=%lu division=%u=0x%04x => ms=%lu\n",
463 pulse, wmm->dwTempo, wmm->nDivision, wmm->nDivision, ret);
464 */
465
466 return ret;
467 }
468
469 #define TIME_MS_IN_ONE_HOUR (60*60*1000)
470 #define TIME_MS_IN_ONE_MINUTE (60*1000)
471 #define TIME_MS_IN_ONE_SECOND (1000)
472
473 /**************************************************************************
474 * MIDI_ConvertTimeFormatToMS [internal]
475 */
476 static DWORD MIDI_ConvertTimeFormatToMS(WINE_MCIMIDI* wmm, DWORD val)
477 {
478 DWORD ret = 0;
479
480 switch (wmm->dwMciTimeFormat) {
481 case MCI_FORMAT_MILLISECONDS:
482 ret = val;
483 break;
484 case MCI_FORMAT_SMPTE_24:
485 ret =
486 (HIBYTE(HIWORD(val)) * 125) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
487 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
488 break;
489 case MCI_FORMAT_SMPTE_25:
490 ret =
491 HIBYTE(HIWORD(val)) * 40 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
492 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
493 break;
494 case MCI_FORMAT_SMPTE_30:
495 ret =
496 (HIBYTE(HIWORD(val)) * 100) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
497 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
498 break;
499 default:
500 WARN("Bad time format %lu!\n", wmm->dwMciTimeFormat);
501 }
502 /*
503 TRACE("val=%lu=0x%08lx [tf=%lu] => ret=%lu\n", val, val, wmm->dwMciTimeFormat, ret);
504 */
505 return ret;
506 }
507
508 /**************************************************************************
509 * MIDI_ConvertMSToTimeFormat [internal]
510 */
511 static DWORD MIDI_ConvertMSToTimeFormat(WINE_MCIMIDI* wmm, DWORD _val)
512 {
513 DWORD ret = 0, val = _val;
514 DWORD h, m, s, f;
515
516 switch (wmm->dwMciTimeFormat) {
517 case MCI_FORMAT_MILLISECONDS:
518 ret = val;
519 break;
520 case MCI_FORMAT_SMPTE_24:
521 case MCI_FORMAT_SMPTE_25:
522 case MCI_FORMAT_SMPTE_30:
523 h = val / TIME_MS_IN_ONE_HOUR;
524 m = (val -= h * TIME_MS_IN_ONE_HOUR) / TIME_MS_IN_ONE_MINUTE;
525 s = (val -= m * TIME_MS_IN_ONE_MINUTE) / TIME_MS_IN_ONE_SECOND;
526 switch (wmm->dwMciTimeFormat) {
527 case MCI_FORMAT_SMPTE_24:
528 /* one frame is 1000/24 val long, 1000/24 == 125/3 */
529 f = (val * 3) / 125; val -= (f * 125) / 3;
530 break;
531 case MCI_FORMAT_SMPTE_25:
532 /* one frame is 1000/25 ms long, 1000/25 == 40 */
533 f = val / 40; val -= f * 40;
534 break;
535 case MCI_FORMAT_SMPTE_30:
536 /* one frame is 1000/30 ms long, 1000/30 == 100/3 */
537 f = (val * 3) / 100; val -= (f * 100) / 3;
538 break;
539 default:
540 FIXME("There must be some bad bad programmer\n");
541 f = 0;
542 }
543 /* val contains the number of ms which cannot make a complete frame */
544 /* FIXME: is this correct ? programs seem to be happy with that */
545 ret = (f << 24) | (s << 16) | (m << 8) | (h << 0);
546 break;
547 default:
548 WARN("Bad time format %lu!\n", wmm->dwMciTimeFormat);
549 }
550 /*
551 TRACE("val=%lu [tf=%lu] => ret=%lu=0x%08lx\n", _val, wmm->dwMciTimeFormat, ret, ret);
552 */
553 return ret;
554 }
555
556 /**************************************************************************
557 * MIDI_GetMThdLengthMS [internal]
558 */
559 static DWORD MIDI_GetMThdLengthMS(WINE_MCIMIDI* wmm)
560 {
561 WORD nt;
562 DWORD ret = 0;
563
564 for (nt = 0; nt < wmm->nTracks; nt++) {
565 if (wmm->wFormat == 2) {
566 ret += wmm->tracks[nt].dwLength;
567 } else if (wmm->tracks[nt].dwLength > ret) {
568 ret = wmm->tracks[nt].dwLength;
569 }
570 }
571 /* FIXME: this is wrong if there is a tempo change inside the file */
572 return MIDI_ConvertPulseToMS(wmm, ret);
573 }
574
575 /**************************************************************************
576 * MIDI_mciOpen [internal]
577 */
578 static DWORD MIDI_mciOpen(UINT16 wDevID, DWORD dwFlags, LPMCI_OPEN_PARMSA lpParms)
579 {
580 DWORD dwRet = 0;
581 DWORD dwDeviceID;
582 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
583
584 TRACE("(%04x, %08lX, %p)\n", wDevID, dwFlags, lpParms);
585
586 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
587 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
588 if (dwFlags & MCI_OPEN_SHAREABLE)
589 return MCIERR_HARDWARE;
590
591 if (wmm->nUseCount > 0) {
592 /* The driver is already opened on this channel
593 * MIDI sequencer cannot be shared
594 */
595 return MCIERR_DEVICE_OPEN;
596 }
597 wmm->nUseCount++;
598
599 wmm->hFile = 0;
600 wmm->wMidiID = 0;
601 dwDeviceID = lpParms->wDeviceID;
602
603 TRACE("wDevID=%04X (lpParams->wDeviceID=%08lX)\n", wDevID, dwDeviceID);
604 /* lpParms->wDeviceID = wDevID;*/
605
606 if (dwFlags & MCI_OPEN_ELEMENT) {
607 LPSTR lpstrElementName;
608
609 lpstrElementName = lpParms->lpstrElementName;
610
611 TRACE("MCI_OPEN_ELEMENT '%s' !\n", lpstrElementName);
612 if (lpstrElementName && strlen(lpstrElementName) > 0) {
613 wmm->hFile = mmioOpenA(lpstrElementName, NULL,
614 MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
615 if (wmm->hFile == 0) {
616 WARN("Can't find file '%s' !\n", lpstrElementName);
617 wmm->nUseCount--;
618 return MCIERR_FILE_NOT_FOUND;
619 }
620 } else {
621 wmm->hFile = 0;
622 }
623 }
624 TRACE("hFile=%u\n", wmm->hFile);
625
626 /* FIXME: should I get a strdup() of it instead? */
627 wmm->lpstrElementName = lpParms->lpstrElementName;
628
629 wmm->wNotifyDeviceID = dwDeviceID;
630 wmm->dwStatus = MCI_MODE_NOT_READY; /* while loading file contents */
631 /* spec says it should be the default format from the MIDI file... */
632 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
633
634 if (wmm->hFile != 0) {
635 MMCKINFO ckMainRIFF;
636 MMCKINFO mmckInfo;
637 DWORD dwOffset = 0;
638
639 if (mmioDescend(wmm->hFile, &ckMainRIFF, NULL, 0) != 0) {
640 dwRet = MCIERR_INVALID_FILE;
641 } else {
642 TRACE("ParentChunk ckid=%.4s fccType=%.4s cksize=%08lX \n",
643 (LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
644
645 if (ckMainRIFF.ckid == FOURCC_RIFF && ckMainRIFF.fccType == mmioFOURCC('R', 'M', 'I', 'D')) {
646 mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
647 mmioSeek(wmm->hFile, ckMainRIFF.dwDataOffset + ((ckMainRIFF.cksize + 1) & ~1), SEEK_SET);
648 if (mmioDescend(wmm->hFile, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK) == 0) {
649 TRACE("... is a 'RMID' file \n");
650 dwOffset = mmckInfo.dwDataOffset;
651 } else {
652 dwRet = MCIERR_INVALID_FILE;
653 }
654 }
655 if (dwRet == 0 && MIDI_mciReadMThd(wmm, dwOffset) != 0) {
656 WARN("Can't read 'MThd' header \n");
657 dwRet = MCIERR_INVALID_FILE;
658 }
659 }
660 } else {
661 TRACE("hFile==0, setting #tracks to 0; is this correct ?\n");
662 wmm->nTracks = 0;
663 wmm->wFormat = 0;
664 wmm->nDivision = 1;
665 }
666 if (dwRet != 0) {
667 wmm->nUseCount--;
668 if (wmm->hFile != 0)
669 mmioClose(wmm->hFile, 0);
670 wmm->hFile = 0;
671 } else {
672 wmm->dwPositionMS = 0;
673 wmm->dwStatus = MCI_MODE_STOP;
674 wmm->hMidiHdr = USER_HEAP_ALLOC(sizeof(MIDIHDR16));
675 }
676 return dwRet;
677 }
678
679 /**************************************************************************
680 * MIDI_mciStop [internal]
681 */
682 static DWORD MIDI_mciStop(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
683 {
684 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
685
686 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
687
688 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
689
690 if (wmm->dwStatus != MCI_MODE_STOP) {
691 wmm->dwStatus = MCI_MODE_STOP;
692 modMessage(wmm->wMidiID, MODM_CLOSE, 0, 0L, 0L);
693 }
694 TRACE("wmm->dwStatus=%d\n", wmm->dwStatus);
695
696 if (lpParms && (dwFlags & MCI_NOTIFY)) {
697 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
698 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
699 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
700 }
701 return 0;
702 }
703
704 /**************************************************************************
705 * MIDI_mciClose [internal]
706 */
707 static DWORD MIDI_mciClose(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
708 {
709 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
710
711 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
712
713 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
714
715 if (wmm->dwStatus != MCI_MODE_STOP) {
716 MIDI_mciStop(wDevID, MCI_WAIT, lpParms);
717 }
718
719 wmm->dwStatus = MCI_MODE_STOP;
720 wmm->nUseCount--;
721 if (wmm->nUseCount == 0) {
722 if (wmm->hFile != 0) {
723 mmioClose(wmm->hFile, 0);
724 wmm->hFile = 0;
725 TRACE("hFile closed !\n");
726 }
727 USER_HEAP_FREE(wmm->hMidiHdr);
728 HeapFree(GetProcessHeap(), 0, wmm->tracks);
729 } else {
730 TRACE("Shouldn't happen... nUseCount=%d\n", wmm->nUseCount);
731 return MCIERR_INTERNAL;
732 }
733
734 if (lpParms && (dwFlags & MCI_NOTIFY)) {
735 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
736 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
737 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
738 }
739 return 0;
740 }
741
742 /**************************************************************************
743 * MIDI_mciFindNextEvent [internal]
744 */
745 static MCI_MIDITRACK* MIDI_mciFindNextEvent(WINE_MCIMIDI* wmm, LPDWORD hiPulse)
746 {
747 WORD cnt, nt;
748 MCI_MIDITRACK* mmt;
749
750 *hiPulse = 0xFFFFFFFFul;
751 cnt = 0xFFFFu;
752 for (nt = 0; nt < wmm->nTracks; nt++) {
753 mmt = &wmm->tracks[nt];
754
755 if (mmt->wStatus == 0)
756 continue;
757 if (mmt->dwEventPulse < *hiPulse) {
758 *hiPulse = mmt->dwEventPulse;
759 cnt = nt;
760 }
761 }
762 return (cnt == 0xFFFFu) ? 0 /* no more event on all tracks */
763 : &wmm->tracks[cnt];
764 }
765
766 /**************************************************************************
767 * MIDI_mciPlay [internal]
768 */
769 static DWORD MIDI_mciPlay(UINT16 wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
770 {
771 DWORD dwStartMS, dwEndMS, dwRet;
772 WORD doPlay, nt;
773 MCI_MIDITRACK* mmt;
774 DWORD hiPulse;
775 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
776 MIDIOPENDESC midiOpenDesc;
777
778 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
779
780 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
781
782 if (wmm->hFile == 0) {
783 WARN("Can't play: no file '%s' !\n", wmm->lpstrElementName);
784 return MCIERR_FILE_NOT_FOUND;
785 }
786
787 if (wmm->dwStatus != MCI_MODE_STOP) {
788 if (wmm->dwStatus == MCI_MODE_PAUSE) {
789 /* FIXME: parameters (start/end) in lpParams may not be used */
790 return MIDI_mciResume(wDevID, dwFlags, (LPMCI_GENERIC_PARMS)lpParms);
791 }
792 WARN("Can't play: device is not stopped !\n");
793 return MCIERR_INTERNAL;
794 }
795
796 if (!(dwFlags & MCI_WAIT)) {
797 /** FIXME: I'm not 100% sure that wNotifyDeviceID is the right value in all cases ??? */
798 return MCI_SendCommandAsync(wmm->wNotifyDeviceID, MCI_PLAY, dwFlags, (DWORD)lpParms, sizeof(LPMCI_PLAY_PARMS));
799 }
800
801 if (lpParms && (dwFlags & MCI_FROM)) {
802 dwStartMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwFrom);
803 } else {
804 dwStartMS = wmm->dwPositionMS;
805 }
806
807 if (lpParms && (dwFlags & MCI_TO)) {
808 dwEndMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
809 } else {
810 dwEndMS = 0xFFFFFFFFul;
811 }
812
813 TRACE("Playing from %lu to %lu\n", dwStartMS, dwEndMS);
814
815 /* init tracks */
816 for (nt = 0; nt < wmm->nTracks; nt++) {
817 mmt = &wmm->tracks[nt];
818
819 mmt->wStatus = 1; /* ok, playing */
820 mmt->dwIndex = mmt->dwFirst;
821 if (wmm->wFormat == 2 && nt > 0) {
822 mmt->dwEventPulse = wmm->tracks[nt - 1].dwLength;
823 } else {
824 mmt->dwEventPulse = 0;
825 }
826 MIDI_mciReadNextEvent(wmm, mmt); /* FIXME == 0 */
827 }
828
829 wmm->dwPulse = 0;
830 wmm->dwTempo = 500000;
831 wmm->dwStatus = MCI_MODE_PLAY;
832 wmm->dwPositionMS = 0;
833 wmm->wStartedPlaying = FALSE;
834
835 midiOpenDesc.hMidi = 0;
836 dwRet = modMessage(wmm->wMidiID, MODM_OPEN, 0, (DWORD)&midiOpenDesc, CALLBACK_NULL);
837 /* dwRet = midMessage(wmm->wMidiID, MIDM_OPEN, 0, (DWORD)&midiOpenDesc, CALLBACK_NULL);*/
838
839 while (wmm->dwStatus != MCI_MODE_STOP) {
840 /* it seems that in case of multi-threading, gcc is optimizing just a little bit
841 * too much. Tell gcc not to optimize status value using volatile.
842 */
843 while (((volatile WINE_MCIMIDI*)wmm)->dwStatus == MCI_MODE_PAUSE);
844
845 doPlay = (wmm->dwPositionMS >= dwStartMS && wmm->dwPositionMS <= dwEndMS);
846
847 TRACE("wmm->dwStatus=%d, doPlay=%s\n", wmm->dwStatus, doPlay ? "T" : "F");
848
849 if ((mmt = MIDI_mciFindNextEvent(wmm, &hiPulse)) == NULL)
850 break; /* no more event on tracks */
851
852 /* if starting playing, then set StartTicks to the value it would have had
853 * if play had started at position 0
854 */
855 if (doPlay && !wmm->wStartedPlaying) {
856 wmm->dwStartTicks = GetTickCount() - MIDI_ConvertPulseToMS(wmm, wmm->dwPulse);
857 wmm->wStartedPlaying = TRUE;
858 TRACE("Setting dwStartTicks to %lu\n", wmm->dwStartTicks);
859 }
860
861 if (hiPulse > wmm->dwPulse) {
862 wmm->dwPositionMS += MIDI_ConvertPulseToMS(wmm, hiPulse - wmm->dwPulse);
863 if (doPlay) {
864 DWORD togo = wmm->dwStartTicks + wmm->dwPositionMS;
865 DWORD tc = GetTickCount();
866
867 TRACE("Pulses hi=0x%08lx <> cur=0x%08lx\n", hiPulse, wmm->dwPulse);
868 TRACE("Wait until %lu => %lu ms\n",
869 tc - wmm->dwStartTicks, togo - wmm->dwStartTicks);
870 if (tc < togo)
871 Sleep(togo - tc);
872 }
873 wmm->dwPulse = hiPulse;
874 }
875
876 switch (LOBYTE(LOWORD(mmt->dwEventData))) {
877 case 0xF0:
878 case 0xF7: /* sysex events */
879 {
880 FIXME("Not handling SysEx events (yet)\n");
881 }
882 break;
883 case 0xFF:
884 /* position after meta data header */
885 mmioSeek(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
886 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
887 case 0x00: /* 16-bit sequence number */
888 if (TRACE_ON(mcimidi)) {
889 WORD twd;
890
891 MIDI_mciReadWord(wmm, &twd); /* == 0 */
892 TRACE("Got sequence number %u\n", twd);
893 }
894 break;
895 case 0x01: /* any text */
896 case 0x02: /* Copyright Message text */
897 case 0x03: /* Sequence/Track Name text */
898 case 0x04: /* Instrument Name text */
899 case 0x05: /* Lyric text */
900 case 0x06: /* Marker text */
901 case 0x07: /* Cue-point text */
902 if (TRACE_ON(mcimidi)) {
903 char buf[1024];
904 WORD len = mmt->wEventLength - HIWORD(mmt->dwEventData);
905 static char* info[8] = {"", "Text", "Copyright", "Seq/Trk name",
906 "Instrument", "Lyric", "Marker", "Cue-point"};
907 WORD idx = HIBYTE(LOWORD(mmt->dwEventData));
908
909 if (len >= sizeof(buf)) {
910 WARN("Buffer for text is too small (%d bytes, when %u are needed)\n", sizeof(buf) - 1, len);
911 len = sizeof(buf) - 1;
912 }
913 if (mmioRead(wmm->hFile, (HPSTR)buf, len) == len) {
914 buf[len] = 0; /* end string in case */
915 TRACE("%s => \"%s\"\n", (idx < 8 ) ? info[idx] : "", buf);
916 } else {
917 WARN("Couldn't read data for %s\n", (idx < 8 ) ? info[idx] : "");
918 }
919 }
920 break;
921 case 0x20:
922 /* MIDI channel (cc) */
923 if (FIXME_ON(mcimidi)) {
924 BYTE bt;
925
926 MIDI_mciReadByte(wmm, &bt); /* == 0 */
927 FIXME("NIY: MIDI channel=%u, track=%u\n", bt, mmt->wTrackNr);
928 }
929 break;
930 case 0x21:
931 /* MIDI port (pp) */
932 if (FIXME_ON(mcimidi)) {
933 BYTE bt;
934
935 MIDI_mciReadByte(wmm, &bt); /* == 0 */
936 FIXME("NIY: MIDI port=%u, track=%u\n", bt, mmt->wTrackNr);
937 }
938 break;
939 case 0x2F: /* end of track */
940 mmt->wStatus = 0;
941 break;
942 case 0x51:/* set tempo */
943 /* Tempo is expressed in µ-seconds per midi quarter note
944 * for format 1 MIDI files, this can only be present on track #0
945 */
946 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
947 WARN("For format #1 MIDI files, tempo can only be changed on track #0 (%u)\n", mmt->wTrackNr);
948 } else {
949 BYTE tbt;
950 DWORD value = 0;
951
952 MIDI_mciReadByte(wmm, &tbt); value = ((DWORD)tbt) << 16;
953 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 8;
954 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 0;
955 TRACE("Setting tempo to %ld (BPM=%ld)\n", wmm->dwTempo, (value) ? (60000000l / value) : 0);
956 wmm->dwTempo = value;
957 }
958 break;
959 case 0x54: /* (hour) (min) (second) (frame) (fractional-frame) - SMPTE track start */
960 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
961 WARN("For format #1 MIDI files, SMPTE track start can only be expressed on track #0 (%u)\n", mmt->wTrackNr);
962 } if (mmt->dwEventPulse != 0) {
963 WARN("SMPTE track start can only be expressed at start of track (%lu)\n", mmt->dwEventPulse);
964 } else {
965 BYTE h, m, s, f, ff;
966
967 MIDI_mciReadByte(wmm, &h);
968 MIDI_mciReadByte(wmm, &m);
969 MIDI_mciReadByte(wmm, &s);
970 MIDI_mciReadByte(wmm, &f);
971 MIDI_mciReadByte(wmm, &ff);
972 FIXME("NIY: SMPTE track start %u:%u:%u %u.%u\n", h, m, s, f, ff);
973 }
974 break;
975 case 0x58: /* file rythm */
976 if (TRACE_ON(mcimidi)) {
977 BYTE num, den, cpmc, _32npqn;
978
979 MIDI_mciReadByte(wmm, &num);
980 MIDI_mciReadByte(wmm, &den); /* to notate e.g. 6/8 */
981 MIDI_mciReadByte(wmm, &cpmc); /* number of MIDI clocks per metronome click */
982 MIDI_mciReadByte(wmm, &_32npqn); /* number of notated 32nd notes per MIDI quarter note */
983
984 TRACE("%u/%u, clock per metronome click=%u, 32nd notes by 1/4 note=%u\n", num, 1 << den, cpmc, _32npqn);
985 }
986 break;
987 case 0x59: /* key signature */
988 if (TRACE_ON(mcimidi)) {
989 BYTE sf, mm;
990
991 MIDI_mciReadByte(wmm, &sf);
992 MIDI_mciReadByte(wmm, &mm);
993
994 if (sf >= 0x80) TRACE("%d flats\n", -(char)sf);
995 else if (sf > 0) TRACE("%d sharps\n", (char)sf);
996 else TRACE("Key of C\n");
997 TRACE("Mode: %s\n", (mm = 0) ? "major" : "minor");
998 }
999 break;
1000 default:
1001 WARN("Unknown MIDI meta event %02x. Skipping...\n", HIBYTE(LOWORD(mmt->dwEventData)));
1002 break;
1003 }
1004 break;
1005 default:
1006 if (doPlay) {
1007 dwRet = modMessage(wmm->wMidiID, MODM_DATA, 0, mmt->dwEventData, 0);
1008 } else {
1009 switch (LOBYTE(LOWORD(mmt->dwEventData)) & 0xF0) {
1010 case MIDI_NOTEON:
1011 case MIDI_NOTEOFF:
1012 dwRet = 0;
1013 break;
1014 default:
1015 dwRet = modMessage(wmm->wMidiID, MODM_DATA, 0, mmt->dwEventData, 0);
1016 }
1017 }
1018 }
1019 mmt->dwIndex += mmt->wEventLength;
1020 if (mmt->dwIndex < mmt->dwFirst || mmt->dwIndex >= mmt->dwLast) {
1021 mmt->wStatus = 0;
1022 }
1023 if (mmt->wStatus) {
1024 MIDI_mciReadNextEvent(wmm, mmt);
1025 }
1026 }
1027
1028 /* stop all notes */
1029 /* should be (0x7800 | MIDI_CTL_CHANGE) instead of 0x78B0,
1030 * but MIDI_CTL_CHANGE is defined in OSS's soundcard.h and MCI must compile
1031 * without any reference to OSS
1032 */
1033 /* FIXME: check if 0x78B0 is channel dependant or not. I coded it so that
1034 * it's channel dependent...
1035 */
1036 {
1037 unsigned chn;
1038 for (chn = 0; chn < 16; chn++)
1039 modMessage(wmm->wMidiID, MODM_DATA, 0, 0x78B0 | chn, 0);
1040 }
1041
1042 dwRet = modMessage(wmm->wMidiID, MODM_CLOSE, 0, 0L, 0L);
1043 wmm->dwStatus = MCI_MODE_STOP;
1044
1045 /* to restart playing at beginning when it's over */
1046 wmm->dwPositionMS = 0;
1047
1048 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1049 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1050 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
1051 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1052 }
1053 return 0;
1054 }
1055
1056 /**************************************************************************
1057 * MIDI_mciRecord [internal]
1058 */
1059 static DWORD MIDI_mciRecord(UINT16 wDevID, DWORD dwFlags, LPMCI_RECORD_PARMS lpParms)
1060 {
1061 int start, end;
1062 LPMIDIHDR16 lpMidiHdr;
1063 DWORD dwRet;
1064 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1065
1066 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1067
1068 if (wmm == 0) return MCIERR_INVALID_DEVICE_ID;
1069
1070 if (wmm->hFile == 0) {
1071 WARN("Can't find file='%s' !\n", wmm->lpstrElementName);
1072 return MCIERR_FILE_NOT_FOUND;
1073 }
1074 start = 1; end = 99999;
1075 if (lpParms && (dwFlags & MCI_FROM)) {
1076 start = lpParms->dwFrom;
1077 TRACE("MCI_FROM=%d \n", start);
1078 }
1079 if (lpParms && (dwFlags & MCI_TO)) {
1080 end = lpParms->dwTo;
1081 TRACE("MCI_TO=%d \n", end);
1082 }
1083 lpMidiHdr = USER_HEAP_LIN_ADDR(wmm->hMidiHdr);
1084 lpMidiHdr->lpData = (LPSTR) HeapAlloc(GetProcessHeap(), 0, 1200);
1085 if (!lpMidiHdr)
1086 return MCIERR_OUT_OF_MEMORY;
1087 lpMidiHdr->dwBufferLength = 1024;
1088 lpMidiHdr->dwUser = 0L;
1089 lpMidiHdr->dwFlags = 0L;
1090 dwRet = midMessage(wmm->wMidiID, MIDM_PREPARE, 0, (DWORD)lpMidiHdr, sizeof(MIDIHDR16));
1091 TRACE("After MIDM_PREPARE \n");
1092 wmm->dwStatus = MCI_MODE_RECORD;
1093 while (wmm->dwStatus != MCI_MODE_STOP) {
1094 TRACE("wmm->dwStatus=%p %d\n",
1095 &wmm->dwStatus, wmm->dwStatus);
1096 lpMidiHdr->dwBytesRecorded = 0;
1097 dwRet = midMessage(wmm->wMidiID, MIDM_START, 0, 0L, 0L);
1098 TRACE("After MIDM_START lpMidiHdr=%p dwBytesRecorded=%lu\n",
1099 lpMidiHdr, lpMidiHdr->dwBytesRecorded);
1100 if (lpMidiHdr->dwBytesRecorded == 0) break;
1101 }
1102 TRACE("Before MIDM_UNPREPARE \n");
1103 dwRet = midMessage(wmm->wMidiID, MIDM_UNPREPARE, 0, (DWORD)lpMidiHdr, sizeof(MIDIHDR16));
1104 TRACE("After MIDM_UNPREPARE \n");
1105 if (lpMidiHdr->lpData != NULL) {
1106 HeapFree(GetProcessHeap(), 0, lpMidiHdr->lpData);
1107 lpMidiHdr->lpData = NULL;
1108 }
1109 wmm->dwStatus = MCI_MODE_STOP;
1110 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1111 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1112 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
1113 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1114 }
1115 return 0;
1116 }
1117
1118 /**************************************************************************
1119 * MIDI_mciPause [internal]
1120 */
1121 static DWORD MIDI_mciPause(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1122 {
1123 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1124
1125 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1126
1127 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1128
1129 if (wmm->dwStatus == MCI_MODE_PLAY) {
1130 /* stop all notes */
1131 /* see note in MIDI_mciPlay */
1132 unsigned chn;
1133 for (chn = 0; chn < 16; chn++)
1134 modMessage(wmm->wMidiID, MODM_DATA, 0, 0x78B0 | chn, 0);
1135 wmm->dwStatus = MCI_MODE_PAUSE;
1136 }
1137 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1138 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1139 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
1140 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1141 }
1142
1143 return 0;
1144 }
1145
1146 /**************************************************************************
1147 * MIDI_mciResume [internal]
1148 */
1149 static DWORD MIDI_mciResume(UINT16 wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1150 {
1151 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1152
1153 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1154
1155 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1156
1157 if (wmm->dwStatus == MCI_MODE_PAUSE) {
1158 wmm->wStartedPlaying = FALSE;
1159 wmm->dwStatus = MCI_MODE_PLAY;
1160 }
1161 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1162 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1163 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
1164 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1165 }
1166 return 0;
1167 }
1168
1169 /**************************************************************************
1170 * MIDI_mciSet [internal]
1171 */
1172 static DWORD MIDI_mciSet(UINT16 wDevID, DWORD dwFlags, LPMCI_SET_PARMS lpParms)
1173 {
1174 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1175
1176 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1177
1178 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1179 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1180
1181 if (dwFlags & MCI_SET_TIME_FORMAT) {
1182 switch (lpParms->dwTimeFormat) {
1183 case MCI_FORMAT_MILLISECONDS:
1184 TRACE("MCI_FORMAT_MILLISECONDS !\n");
1185 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
1186 break;
1187 case MCI_FORMAT_SMPTE_24:
1188 TRACE("MCI_FORMAT_SMPTE_24 !\n");
1189 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24;
1190 break;
1191 case MCI_FORMAT_SMPTE_25:
1192 TRACE("MCI_FORMAT_SMPTE_25 !\n");
1193 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25;
1194 break;
1195 case MCI_FORMAT_SMPTE_30:
1196 TRACE("MCI_FORMAT_SMPTE_30 !\n");
1197 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30;
1198 break;
1199 default:
1200 WARN("Bad time format %lu!\n", lpParms->dwTimeFormat);
1201 return MCIERR_BAD_TIME_FORMAT;
1202 }
1203 }
1204 if (dwFlags & MCI_SET_VIDEO) {
1205 TRACE("No support for video !\n");
1206 return MCIERR_UNSUPPORTED_FUNCTION;
1207 }
1208 if (dwFlags & MCI_SET_DOOR_OPEN) {
1209 TRACE("No support for door open !\n");
1210 return MCIERR_UNSUPPORTED_FUNCTION;
1211 }
1212 if (dwFlags & MCI_SET_DOOR_CLOSED) {
1213 TRACE("No support for door close !\n");
1214 return MCIERR_UNSUPPORTED_FUNCTION;
1215 }
1216 if (dwFlags & MCI_SET_AUDIO) {
1217 if (dwFlags & MCI_SET_ON) {
1218 TRACE("MCI_SET_ON audio !\n");
1219 } else if (dwFlags & MCI_SET_OFF) {
1220 TRACE("MCI_SET_OFF audio !\n");
1221 } else {
1222 WARN("MCI_SET_AUDIO without SET_ON or SET_OFF\n");
1223 return MCIERR_BAD_INTEGER;
1224 }
1225
1226 if (lpParms->dwAudio & MCI_SET_AUDIO_ALL)
1227 TRACE("MCI_SET_AUDIO_ALL !\n");
1228 if (lpParms->dwAudio & MCI_SET_AUDIO_LEFT)
1229 TRACE("MCI_SET_AUDIO_LEFT !\n");
1230 if (lpParms->dwAudio & MCI_SET_AUDIO_RIGHT)
1231 TRACE("MCI_SET_AUDIO_RIGHT !\n");
1232 }
1233
1234 if (dwFlags & MCI_SEQ_SET_MASTER)
1235 TRACE("MCI_SEQ_SET_MASTER !\n");
1236 if (dwFlags & MCI_SEQ_SET_SLAVE)
1237 TRACE("MCI_SEQ_SET_SLAVE !\n");
1238 if (dwFlags & MCI_SEQ_SET_OFFSET)
1239 TRACE("MCI_SEQ_SET_OFFSET !\n");
1240 if (dwFlags & MCI_SEQ_SET_PORT)
1241 TRACE("MCI_SEQ_SET_PORT !\n");
1242 if (dwFlags & MCI_SEQ_SET_TEMPO)
1243 TRACE("MCI_SEQ_SET_TEMPO !\n");
1244 return 0;
1245 }
1246
1247 /**************************************************************************
1248 * MIDI_mciStatus [internal]
1249 */
1250 static DWORD MIDI_mciStatus(UINT16 wDevID, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
1251 {
1252 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1253 DWORD ret = 0;
1254
1255 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1256
1257 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1258 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1259
1260 if (dwFlags & MCI_STATUS_ITEM) {
1261 switch (lpParms->dwItem) {
1262 case MCI_STATUS_CURRENT_TRACK:
1263 /* FIXME in Format 2 */
1264 lpParms->dwReturn = 1;
1265 TRACE("MCI_STATUS_CURRENT_TRACK => %lu\n", lpParms->dwReturn);
1266 break;
1267 case MCI_STATUS_LENGTH:
1268 if ((dwFlags & MCI_TRACK) && wmm->wFormat == 2) {
1269 if (lpParms->dwTrack >= wmm->nTracks)
1270 return MCIERR_BAD_INTEGER;
1271 /* FIXME: this is wrong if there is a tempo change inside the file */
1272 lpParms->dwReturn = MIDI_ConvertPulseToMS(wmm, wmm->tracks[lpParms->dwTrack].dwLength);
1273 } else {
1274 lpParms->dwReturn = MIDI_GetMThdLengthMS(wmm);
1275 }
1276 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm, lpParms->dwReturn);
1277 TRACE("MCI_STATUS_LENGTH => %lu\n", lpParms->dwReturn);
1278 break;
1279 case MCI_STATUS_MODE:
1280 TRACE("MCI_STATUS_MODE => %u\n", wmm->dwStatus);
1281 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwStatus, wmm->dwStatus);
1282 ret = MCI_RESOURCE_RETURNED;
1283 break;
1284 case MCI_STATUS_MEDIA_PRESENT:
1285 TRACE("MCI_STATUS_MEDIA_PRESENT => TRUE\n");
1286 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1287 ret = MCI_RESOURCE_RETURNED;
1288 break;
1289 case MCI_STATUS_NUMBER_OF_TRACKS:
1290 lpParms->dwReturn = (wmm->wFormat == 2) ? wmm->nTracks : 1;
1291 TRACE("MCI_STATUS_NUMBER_OF_TRACKS => %lu\n", lpParms->dwReturn);
1292 break;
1293 case MCI_STATUS_POSITION:
1294 /* FIXME: do I need to use MCI_TRACK ? */
1295 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm,
1296 (dwFlags & MCI_STATUS_START) ? 0 : wmm->dwPositionMS);
1297 TRACE("MCI_STATUS_POSITION %s => %lu\n",
1298 (dwFlags & MCI_STATUS_START) ? "start" : "current", lpParms->dwReturn);
1299 break;
1300 case MCI_STATUS_READY:
1301 lpParms->dwReturn = (wmm->dwStatus == MCI_MODE_NOT_READY) ?
1302 MAKEMCIRESOURCE(FALSE, MCI_FALSE) : MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1303 ret = MCI_RESOURCE_RETURNED;
1304 TRACE("MCI_STATUS_READY = %u\n", LOWORD(lpParms->dwReturn));
1305 break;
1306 case MCI_STATUS_TIME_FORMAT:
1307 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwMciTimeFormat, wmm->dwMciTimeFormat);
1308 TRACE("MCI_STATUS_TIME_FORMAT => %u\n", LOWORD(lpParms->dwReturn));
1309 ret = MCI_RESOURCE_RETURNED;
1310 break;
1311 case MCI_SEQ_STATUS_DIVTYPE:
1312 TRACE("MCI_SEQ_STATUS_DIVTYPE !\n");
1313 if (wmm->nDivision > 0x8000) {
1314 switch (wmm->nDivision) {
1315 case 0xE8: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_24; break; /* -24 */
1316 case 0xE7: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_25; break; /* -25 */
1317 case 0xE3: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
1318 case 0xE2: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30; break; /* -30 */
1319 default: FIXME("There is a bad bad programmer\n");
1320 }
1321 } else {
1322 lpParms->dwReturn = MCI_SEQ_DIV_PPQN;
1323 }
1324 lpParms->dwReturn = MAKEMCIRESOURCE(lpParms->dwReturn,lpParms->dwReturn);
1325 ret = MCI_RESOURCE_RETURNED;
1326 break;
1327 case MCI_SEQ_STATUS_MASTER:
1328 TRACE("MCI_SEQ_STATUS_MASTER !\n");
1329 lpParms->dwReturn = 0;
1330 break;
1331 case MCI_SEQ_STATUS_SLAVE:
1332 TRACE("MCI_SEQ_STATUS_SLAVE !\n");
1333 lpParms->dwReturn = 0;
1334 break;
1335 case MCI_SEQ_STATUS_OFFSET:
1336 TRACE("MCI_SEQ_STATUS_OFFSET !\n");
1337 lpParms->dwReturn = 0;
1338 break;
1339 case MCI_SEQ_STATUS_PORT:
1340 TRACE("MCI_SEQ_STATUS_PORT !\n");
1341 lpParms->dwReturn = 0;
1342 break;
1343 case MCI_SEQ_STATUS_TEMPO:
1344 TRACE("MCI_SEQ_STATUS_TEMPO !\n");
1345 lpParms->dwReturn = wmm->dwTempo;
1346 break;
1347 default:
1348 FIXME("Unknowm command %08lX !\n", lpParms->dwItem);
1349 return MCIERR_UNRECOGNIZED_COMMAND;
1350 }
1351 } else {
1352 WARN("No Status-Item!\n");
1353 return MCIERR_UNRECOGNIZED_COMMAND;
1354 }
1355 if (dwFlags & MCI_NOTIFY) {
1356 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1357 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
1358 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1359 }
1360 return ret;
1361 }
1362
1363 /**************************************************************************
1364 * MIDI_mciGetDevCaps [internal]
1365 */
1366 static DWORD MIDI_mciGetDevCaps(UINT16 wDevID, DWORD dwFlags,
1367 LPMCI_GETDEVCAPS_PARMS lpParms)
1368 {
1369 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1370 DWORD ret;
1371
1372 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1373
1374 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1375 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1376
1377 if (dwFlags & MCI_GETDEVCAPS_ITEM) {
1378 switch (lpParms->dwItem) {
1379 case MCI_GETDEVCAPS_DEVICE_TYPE:
1380 TRACE("MCI_GETDEVCAPS_DEVICE_TYPE !\n");
1381 lpParms->dwReturn = MAKEMCIRESOURCE(MCI_DEVTYPE_SEQUENCER, MCI_DEVTYPE_SEQUENCER);
1382 ret = MCI_RESOURCE_RETURNED;
1383 break;
1384 case MCI_GETDEVCAPS_HAS_AUDIO:
1385 TRACE("MCI_GETDEVCAPS_HAS_AUDIO !\n");
1386 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1387 ret = MCI_RESOURCE_RETURNED;
1388 break;
1389 case MCI_GETDEVCAPS_HAS_VIDEO:
1390 TRACE("MCI_GETDEVCAPS_HAS_VIDEO !\n");
1391 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1392 ret = MCI_RESOURCE_RETURNED;
1393 break;
1394 case MCI_GETDEVCAPS_USES_FILES:
1395 TRACE("MCI_GETDEVCAPS_USES_FILES !\n");
1396 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1397 ret = MCI_RESOURCE_RETURNED;
1398 break;
1399 case MCI_GETDEVCAPS_COMPOUND_DEVICE:
1400 TRACE("MCI_GETDEVCAPS_COMPOUND_DEVICE !\n");
1401 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1402 ret = MCI_RESOURCE_RETURNED;
1403 break;
1404 case MCI_GETDEVCAPS_CAN_EJECT:
1405 TRACE("MCI_GETDEVCAPS_CAN_EJECT !\n");
1406 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1407 ret = MCI_RESOURCE_RETURNED;
1408 break;
1409 case MCI_GETDEVCAPS_CAN_PLAY:
1410 TRACE("MCI_GETDEVCAPS_CAN_PLAY !\n");
1411 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1412 ret = MCI_RESOURCE_RETURNED;
1413 break;
1414 case MCI_GETDEVCAPS_CAN_RECORD:
1415 TRACE("MCI_GETDEVCAPS_CAN_RECORD !\n");
1416 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1417 ret = MCI_RESOURCE_RETURNED;
1418 break;
1419 case MCI_GETDEVCAPS_CAN_SAVE:
1420 TRACE("MCI_GETDEVCAPS_CAN_SAVE !\n");
1421 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1422 ret = MCI_RESOURCE_RETURNED;
1423 break;
1424 default:
1425 FIXME("Unknown capability (%08lx) !\n", lpParms->dwItem);
1426 return MCIERR_UNRECOGNIZED_COMMAND;
1427 }
1428 } else {
1429 WARN("No GetDevCaps-Item !\n");
1430 return MCIERR_UNRECOGNIZED_COMMAND;
1431 }
1432 return ret;
1433 }
1434
1435 /**************************************************************************
1436 * MIDI_mciInfo [internal]
1437 */
1438 static DWORD MIDI_mciInfo(UINT16 wDevID, DWORD dwFlags, LPMCI_INFO_PARMSA lpParms)
1439 {
1440 LPCSTR str = 0;
1441 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1442
1443 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1444
1445 if (lpParms == NULL || lpParms->lpstrReturn == NULL)
1446 return MCIERR_NULL_PARAMETER_BLOCK;
1447 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1448
1449 TRACE("buf=%p, len=%lu\n", lpParms->lpstrReturn, lpParms->dwRetSize);
1450
1451 switch (dwFlags) {
1452 case MCI_INFO_PRODUCT:
1453 str = "Wine's MIDI sequencer";
1454 break;
1455 case MCI_INFO_FILE:
1456 str = wmm->lpstrElementName;
1457 break;
1458 #if 0
1459 /* FIXME: the following manifest constants are not defined in <WINE>/include/mmsystem.h */
1460 case MCI_INFO_COPYRIGHT:
1461 break;
1462 case MCI_INFO_NAME:
1463 break;
1464 #endif
1465 default:
1466 WARN("Don't know this info command (%lu)\n", dwFlags);
1467 return MCIERR_UNRECOGNIZED_COMMAND;
1468 }
1469 return MCI_WriteString(lpParms->lpstrReturn, lpParms->dwRetSize, str);
1470 }
1471
1472 /**************************************************************************
1473 * MIDI_mciSeek [internal]
1474 */
1475 static DWORD MIDI_mciSeek(UINT16 wDevID, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
1476 {
1477 DWORD ret = 0;
1478 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1479
1480 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1481
1482 if (lpParms == NULL) {
1483 ret = MCIERR_NULL_PARAMETER_BLOCK;
1484 } else if (wmm == NULL) {
1485 ret = MCIERR_INVALID_DEVICE_ID;
1486 } else {
1487 MIDI_mciStop(wDevID, MCI_WAIT, 0);
1488
1489 if (dwFlags & MCI_SEEK_TO_START) {
1490 wmm->dwPositionMS = 0;
1491 } else if (dwFlags & MCI_SEEK_TO_END) {
1492 wmm->dwPositionMS = 0xFFFFFFFF; /* fixme */
1493 } else if (dwFlags & MCI_TO) {
1494 wmm->dwPositionMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
1495 } else {
1496 WARN("dwFlag doesn't tell where to seek to...\n");
1497 return MCIERR_MISSING_PARAMETER;
1498 }
1499
1500 TRACE("Seeking to position=%lu ms\n", wmm->dwPositionMS);
1501
1502 if (dwFlags & MCI_NOTIFY) {
1503 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1504 mciDriverNotify16((HWND16)LOWORD(lpParms->dwCallback),
1505 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1506 }
1507 }
1508 return ret;
1509 }
1510 #endif
1511
1512 /*======================================================================*
1513 * MIDI entry points *
1514 *======================================================================*/
1515
1516 /**************************************************************************
1517 * MCIMIDI_DriverProc [sample driver]
1518 */
1519 LONG CALLBACK MCIMIDI_DriverProc(DWORD dwDevID, HDRVR hDriv, DWORD wMsg,
1520 DWORD dwParam1, DWORD dwParam2)
1521 {
1522 switch (wMsg) {
1523 case DRV_LOAD: return 1;
1524 case DRV_FREE: return 1;
1525 case DRV_ENABLE: return 1;
1526 case DRV_DISABLE: return 1;
1527 case DRV_QUERYCONFIGURE: return 1;
1528 case DRV_CONFIGURE: MessageBoxA(0, "Sample Midi Driver !", "OSS Driver", MB_OK); return 1;
1529 case DRV_INSTALL: return DRVCNF_RESTART;
1530 case DRV_REMOVE: return DRVCNF_RESTART;
1531 #ifdef SNDCTL_MIDI_INFO
1532 case DRV_OPEN: return MIDI_drvOpen((LPSTR)dwParam1, (LPMCI_OPEN_DRIVER_PARMSA)dwParam2);
1533 case DRV_CLOSE: return MIDI_drvClose(dwDevID);
1534 case MCI_OPEN_DRIVER: return MIDI_mciOpen (dwDevID, dwParam1, (LPMCI_OPEN_PARMSA) dwParam2);
1535 case MCI_CLOSE_DRIVER: return MIDI_mciClose (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1536 case MCI_PLAY: return MIDI_mciPlay (dwDevID, dwParam1, (LPMCI_PLAY_PARMS) dwParam2);
1537 case MCI_RECORD: return MIDI_mciRecord (dwDevID, dwParam1, (LPMCI_RECORD_PARMS) dwParam2);
1538 case MCI_STOP: return MIDI_mciStop (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1539 case MCI_SET: return MIDI_mciSet (dwDevID, dwParam1, (LPMCI_SET_PARMS) dwParam2);
1540 case MCI_PAUSE: return MIDI_mciPause (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1541 case MCI_RESUME: return MIDI_mciResume (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1542 case MCI_STATUS: return MIDI_mciStatus (dwDevID, dwParam1, (LPMCI_STATUS_PARMS) dwParam2);
1543 case MCI_GETDEVCAPS: return MIDI_mciGetDevCaps(dwDevID, dwParam1, (LPMCI_GETDEVCAPS_PARMS)dwParam2);
1544 case MCI_INFO: return MIDI_mciInfo (dwDevID, dwParam1, (LPMCI_INFO_PARMSA) dwParam2);
1545 case MCI_SEEK: return MIDI_mciSeek (dwDevID, dwParam1, (LPMCI_SEEK_PARMS) dwParam2);
1546 #else
1547 case DRV_OPEN: return 1;
1548 case DRV_CLOSE: return 1;
1549 case MCI_OPEN_DRIVER:
1550 case MCI_CLOSE_DRIVER:
1551 case MCI_PLAY:
1552 case MCI_RECORD:
1553 case MCI_STOP:
1554 case MCI_SET:
1555 case MCI_PAUSE:
1556 case MCI_RESUME:
1557 case MCI_STATUS:
1558 case MCI_GETDEVCAPS:
1559 case MCI_INFO:
1560 case MCI_SEEK:
1561 #endif
1562 /* commands that should be supported */
1563 case MCI_LOAD:
1564 case MCI_SAVE:
1565 case MCI_FREEZE:
1566 case MCI_PUT:
1567 case MCI_REALIZE:
1568 case MCI_UNFREEZE:
1569 case MCI_UPDATE:
1570 case MCI_WHERE:
1571 case MCI_STEP:
1572 case MCI_SPIN:
1573 case MCI_ESCAPE:
1574 case MCI_COPY:
1575 case MCI_CUT:
1576 case MCI_DELETE:
1577 case MCI_PASTE:
1578 WARN("Unsupported command=%s\n", MCI_MessageToString(wMsg));
1579 break;
1580 /* commands that should report an error */
1581 case MCI_WINDOW:
1582 FIXME("Unsupported command=%s\n", MCI_MessageToString(wMsg));
1583 break;
1584 case MCI_OPEN:
1585 case MCI_CLOSE:
1586 FIXME("Shouldn't receive a MCI_OPEN or CLOSE message\n");
1587 break;
1588 default:
1589 TRACE("Sending msg=%s to default driver proc\n", MCI_MessageToString(wMsg));
1590 return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
1591 }
1592 return MCIERR_UNRECOGNIZED_COMMAND;
1593 }
1594
1595
Windows API implementation