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widl: Silence a gcc warning.
[wine.git] / dlls / mciseq / mcimidi.c
blob864ab98067c6cefd28e8e4f641dde5f5d4c0b365
1 /*
2 * Sample MIDI Wine Driver for Linux
3 *
4 * Copyright 1994 Martin Ayotte
5 * Copyright 1999 Eric Pouech
6 *
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
11 *
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
16 *
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
20 */
21
22 /* TODO:
23 * + implement it correctly
24 * + finish asynchronous commands
25 * + better implement non waiting command (without the MCI_WAIT flag).
26 */
27
28 #include <stdlib.h>
29 #include <stdarg.h>
30 #include <stdio.h>
31 #include <string.h>
32
33 #include "windef.h"
34 #include "winbase.h"
35 #include "wingdi.h"
36 #include "winuser.h"
37 #include "wownt32.h"
38 #include "mmddk.h"
39 #include "wine/debug.h"
40 #include "wine/unicode.h"
41
42 WINE_DEFAULT_DEBUG_CHANNEL(mcimidi);
43
44 #define MIDI_NOTEOFF 0x80
45 #define MIDI_NOTEON 0x90
46
47 typedef struct {
48 DWORD dwFirst; /* offset in file of track */
49 DWORD dwLast; /* number of bytes in file of track */
50 DWORD dwIndex; /* current index in file (dwFirst <= dwIndex < dwLast) */
51 DWORD dwLength; /* number of pulses in this track */
52 DWORD dwEventPulse; /* current pulse # (event) pointed by dwIndex */
53 DWORD dwEventData; /* current data (event) pointed by dwIndex */
54 WORD wEventLength; /* current length (event) pointed by dwIndex */
55 WORD wStatus : 1, /* 1 : playing, 0 : done */
56 wTrackNr : 7,
57 wLastCommand : 8; /* last MIDI command on track */
58 } MCI_MIDITRACK;
59
60 typedef struct tagWINE_MCIMIDI {
61 UINT wDevID; /* the MCI one */
62 HMIDI hMidi;
63 int nUseCount; /* Incremented for each shared open */
64 HANDLE hCallback; /* Callback handle for pending notification */
65 HANDLE hThread; /* Player thread */
66 HMMIO hFile; /* mmio file handle open as Element */
67 LPWSTR lpstrElementName; /* Name of file (if any) */
68 LPWSTR lpstrCopyright;
69 LPWSTR lpstrName;
70 WORD wPort; /* the WINMM device unit */
71 WORD dwStatus; /* one from MCI_MODE_xxxx */
72 DWORD dwMciTimeFormat; /* One of the supported MCI_FORMAT_xxxx */
73 WORD wFormat; /* Format of MIDI hFile (0, 1 or 2) */
74 WORD nTracks; /* Number of tracks in hFile */
75 WORD nDivision; /* Number of division in hFile PPQN or SMPTE */
76 WORD wStartedPlaying;
77 DWORD dwTempo; /* Tempo (# of 1/4 note per second */
78 MCI_MIDITRACK* tracks; /* Content of each track */
79 DWORD dwPulse;
80 DWORD dwPositionMS;
81 DWORD dwEndMS;
82 DWORD dwStartTicks;
83 } WINE_MCIMIDI;
84
85 /*======================================================================*
86 * MCI MIDI implementation *
87 *======================================================================*/
88
89 static DWORD mmr2mci(DWORD ret)
90 {
91 switch (ret) {
92 case MMSYSERR_ALLOCATED:
93 return MCIERR_SEQ_PORT_INUSE;
94 case MMSYSERR_NOMEM:
95 return MCIERR_OUT_OF_MEMORY;
96 case MMSYSERR_BADDEVICEID: /* wine*.drv disabled */
97 return MCIERR_SEQ_PORT_NONEXISTENT;
98 case MIDIERR_INVALIDSETUP: /* from midimap.dll without snd-seq module */
99 return MCIERR_SEQ_PORT_MAPNODEVICE;
100 default:
101 return ret;
102 }
103 }
104
105 static DWORD MIDI_mciResume(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms);
106
107 /**************************************************************************
108 * MIDI_drvOpen [internal]
109 */
110 static DWORD MIDI_drvOpen(LPCWSTR str, LPMCI_OPEN_DRIVER_PARMSW modp)
111 {
112 WINE_MCIMIDI* wmm;
113
114 if (!modp) return 0xFFFFFFFF;
115
116 wmm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_MCIMIDI));
117
118 if (!wmm)
119 return 0;
120
121 wmm->wDevID = modp->wDeviceID;
122 mciSetDriverData(wmm->wDevID, (DWORD_PTR)wmm);
123 modp->wCustomCommandTable = MCI_NO_COMMAND_TABLE;
124 modp->wType = MCI_DEVTYPE_SEQUENCER;
125 return modp->wDeviceID;
126 }
127
128 /**************************************************************************
129 * MCIMIDI_drvClose [internal]
130 */
131 static DWORD MIDI_drvClose(DWORD dwDevID)
132 {
133 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(dwDevID);
134
135 if (wmm) {
136 HeapFree(GetProcessHeap(), 0, wmm);
137 mciSetDriverData(dwDevID, 0);
138 return 1;
139 }
140 return (dwDevID == 0xFFFFFFFF) ? 1 : 0;
141 }
142
143 /**************************************************************************
144 * MIDI_mciGetOpenDev [internal]
145 */
146 static WINE_MCIMIDI* MIDI_mciGetOpenDev(MCIDEVICEID wDevID, UINT wMsg)
147 {
148 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
149
150 if (wmm == NULL || ((wmm->nUseCount == 0) ^ (wMsg == MCI_OPEN_DRIVER))) {
151 WARN("Invalid wDevID=%u\n", wDevID);
152 return 0;
153 }
154 return wmm;
155 }
156
157 /**************************************************************************
158 * MIDI_mciNotify [internal]
159 *
160 * Notifications in MCI work like a 1-element queue.
161 * Each new notification request supersedes the previous one.
162 * This affects Play and Record; other commands are immediate.
163 */
164 static void MIDI_mciNotify(DWORD_PTR hWndCallBack, WINE_MCIMIDI* wmm, UINT wStatus)
165 {
166 /* We simply save one parameter by not passing the wDevID local
167 * to the command. They are the same (via mciGetDriverData).
168 */
169 MCIDEVICEID wDevID = wmm->wDevID;
170 HANDLE old = InterlockedExchangePointer(&wmm->hCallback, NULL);
171 if (old) mciDriverNotify(old, wDevID, MCI_NOTIFY_SUPERSEDED);
172 mciDriverNotify(HWND_32(LOWORD(hWndCallBack)), wDevID, wStatus);
173 }
174
175 /**************************************************************************
176 * MIDI_mciReadByte [internal]
177 */
178 static DWORD MIDI_mciReadByte(WINE_MCIMIDI* wmm, BYTE *lpbyt)
179 {
180 DWORD ret = 0;
181
182 if (mmioRead(wmm->hFile, (HPSTR)lpbyt, sizeof(BYTE)) != (long)sizeof(BYTE)) {
183 WARN("Error reading wmm=%p\n", wmm);
184 ret = MCIERR_INVALID_FILE;
185 }
186
187 return ret;
188 }
189
190 /**************************************************************************
191 * MIDI_mciReadWord [internal]
192 */
193 static DWORD MIDI_mciReadWord(WINE_MCIMIDI* wmm, LPWORD lpw)
194 {
195 BYTE hibyte, lobyte;
196 DWORD ret = MCIERR_INVALID_FILE;
197
198 if (MIDI_mciReadByte(wmm, &hibyte) == 0 &&
199 MIDI_mciReadByte(wmm, &lobyte) == 0) {
200 *lpw = ((WORD)hibyte << 8) + lobyte;
201 ret = 0;
202 }
203 return ret;
204 }
205
206 /**************************************************************************
207 * MIDI_mciReadLong [internal]
208 */
209 static DWORD MIDI_mciReadLong(WINE_MCIMIDI* wmm, LPDWORD lpdw)
210 {
211 WORD hiword, loword;
212 DWORD ret = MCIERR_INVALID_FILE;
213
214 if (MIDI_mciReadWord(wmm, &hiword) == 0 &&
215 MIDI_mciReadWord(wmm, &loword) == 0) {
216 *lpdw = MAKELONG(loword, hiword);
217 ret = 0;
218 }
219 return ret;
220 }
221
222 /**************************************************************************
223 * MIDI_mciReadVaryLen [internal]
224 */
225 static WORD MIDI_mciReadVaryLen(WINE_MCIMIDI* wmm, LPDWORD lpdw)
226 {
227 BYTE byte;
228 DWORD value = 0;
229 WORD len = 0;
230
231 do {
232 if (MIDI_mciReadByte(wmm, &byte) != 0) {
233 return 0;
234 }
235 value = (value << 7) + (byte & 0x7F);
236 len++;
237 } while (byte & 0x80);
238 *lpdw = value;
239 return len;
240 }
241
242 /**************************************************************************
243 * MIDI_mciReadNextEvent [internal]
244 */
245 static DWORD MIDI_mciReadNextEvent(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
246 {
247 BYTE b1, b2 = 0, b3;
248 WORD hw = 0;
249 DWORD evtPulse;
250 DWORD evtLength;
251 DWORD tmp;
252
253 if (mmioSeek(wmm->hFile, mmt->dwIndex, SEEK_SET) != mmt->dwIndex) {
254 WARN("Can't seek at %08X\n", mmt->dwIndex);
255 return MCIERR_INVALID_FILE;
256 }
257 evtLength = MIDI_mciReadVaryLen(wmm, &evtPulse) + 1; /* > 0 */
258 MIDI_mciReadByte(wmm, &b1);
259 switch (b1) {
260 case 0xF0:
261 case 0xF7:
262 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
263 evtLength += tmp;
264 break;
265 case 0xFF:
266 MIDI_mciReadByte(wmm, &b2); evtLength++;
267
268 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
269 if (evtLength >= 0x10000u) {
270 /* this limitation shouldn't be a problem */
271 WARN("Ouch !! Implementation limitation to 64k bytes for a MIDI event is overflowed\n");
272 hw = 0xFFFF;
273 } else {
274 hw = LOWORD(evtLength);
275 }
276 evtLength += tmp;
277 break;
278 default:
279 if (b1 & 0x80) { /* use running status ? */
280 mmt->wLastCommand = b1;
281 MIDI_mciReadByte(wmm, &b2); evtLength++;
282 } else {
283 b2 = b1;
284 b1 = mmt->wLastCommand;
285 }
286 switch ((b1 >> 4) & 0x07) {
287 case 0: case 1: case 2: case 3: case 6:
288 MIDI_mciReadByte(wmm, &b3); evtLength++;
289 hw = b3;
290 break;
291 case 4: case 5:
292 break;
293 case 7:
294 WARN("Strange indeed b1=0x%02x\n", b1);
295 }
296 break;
297 }
298 if (mmt->dwIndex + evtLength > mmt->dwLast)
299 return MCIERR_INTERNAL;
300
301 mmt->dwEventPulse += evtPulse;
302 mmt->dwEventData = (hw << 16) + (b2 << 8) + b1;
303 mmt->wEventLength = evtLength;
304
305 /*
306 TRACE("[%u] => pulse=%08x(%08x), data=%08x, length=%u\n",
307 mmt->wTrackNr, mmt->dwEventPulse, evtPulse,
308 mmt->dwEventData, mmt->wEventLength);
309 */
310 return 0;
311 }
312
313 /**************************************************************************
314 * MIDI_mciReadMTrk [internal]
315 */
316 static DWORD MIDI_mciReadMTrk(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
317 {
318 DWORD toberead;
319 FOURCC fourcc;
320
321 if (mmioRead(wmm->hFile, (HPSTR)&fourcc, (long)sizeof(FOURCC)) !=
322 (long)sizeof(FOURCC)) {
323 return MCIERR_INVALID_FILE;
324 }
325
326 if (fourcc != mmioFOURCC('M', 'T', 'r', 'k')) {
327 WARN("Can't synchronize on 'MTrk' !\n");
328 return MCIERR_INVALID_FILE;
329 }
330
331 if (MIDI_mciReadLong(wmm, &toberead) != 0) {
332 return MCIERR_INVALID_FILE;
333 }
334 mmt->dwFirst = mmioSeek(wmm->hFile, 0, SEEK_CUR); /* >= 0 */
335 mmt->dwLast = mmt->dwFirst + toberead;
336
337 /* compute # of pulses in this track */
338 mmt->dwIndex = mmt->dwFirst;
339 mmt->dwEventPulse = 0;
340
341 while (MIDI_mciReadNextEvent(wmm, mmt) == 0 && LOWORD(mmt->dwEventData) != 0x2FFF) {
342 char buf[1024];
343 WORD len;
344
345 mmt->dwIndex += mmt->wEventLength;
346
347 switch (LOWORD(mmt->dwEventData)) {
348 case 0x02FF:
349 case 0x03FF:
350 len = mmt->wEventLength - HIWORD(mmt->dwEventData);
351 if (len >= sizeof(buf)) {
352 WARN("Buffer for text is too small (%u are needed)\n", len);
353 len = sizeof(buf) - 1;
354 }
355 if (mmioRead(wmm->hFile, buf, len) == len) {
356 buf[len] = 0; /* end string in case */
357 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
358 case 0x02:
359 if (wmm->lpstrCopyright) {
360 WARN("Two copyright notices (%s|%s)\n", debugstr_w(wmm->lpstrCopyright), buf);
361 HeapFree(GetProcessHeap(), 0, wmm->lpstrCopyright);
362 }
363 len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
364 wmm->lpstrCopyright = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
365 MultiByteToWideChar( CP_ACP, 0, buf, -1, wmm->lpstrCopyright, len );
366 break;
367 case 0x03:
368 if (wmm->lpstrName) {
369 WARN("Two names (%s|%s)\n", debugstr_w(wmm->lpstrName), buf);
370 HeapFree(GetProcessHeap(), 0, wmm->lpstrName);
371 } /* last name or name from last track wins */
372 len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
373 wmm->lpstrName = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
374 MultiByteToWideChar( CP_ACP, 0, buf, -1, wmm->lpstrName, len );
375 break;
376 }
377 }
378 break;
379 }
380 }
381 mmt->dwLength = mmt->dwEventPulse;
382
383 TRACE("Track %u has %u bytes and %u pulses\n", mmt->wTrackNr, toberead, mmt->dwLength);
384
385 /* reset track data */
386 mmt->wStatus = 1; /* ok, playing */
387 mmt->dwIndex = mmt->dwFirst;
388 mmt->dwEventPulse = 0;
389
390 if (mmioSeek(wmm->hFile, 0, SEEK_CUR) != mmt->dwLast) {
391 WARN("Ouch, out of sync seek=%u track=%u\n",
392 mmioSeek(wmm->hFile, 0, SEEK_CUR), mmt->dwLast);
393 /* position at end of this track, to be ready to read next track */
394 mmioSeek(wmm->hFile, mmt->dwLast, SEEK_SET);
395 }
396
397 return 0;
398 }
399
400 /**************************************************************************
401 * MIDI_mciReadMThd [internal]
402 */
403 static DWORD MIDI_mciReadMThd(WINE_MCIMIDI* wmm, DWORD dwOffset)
404 {
405 DWORD toberead;
406 FOURCC fourcc;
407 WORD nt;
408
409 TRACE("(%p, %08X);\n", wmm, dwOffset);
410
411 if (mmioSeek(wmm->hFile, dwOffset, SEEK_SET) != dwOffset) {
412 WARN("Can't seek at %08X begin of 'MThd'\n", dwOffset);
413 return MCIERR_INVALID_FILE;
414 }
415 if (mmioRead(wmm->hFile, (HPSTR)&fourcc,
416 (long) sizeof(FOURCC)) != (long) sizeof(FOURCC))
417 return MCIERR_INVALID_FILE;
418
419 if (fourcc != mmioFOURCC('M', 'T', 'h', 'd')) {
420 WARN("Can't synchronize on 'MThd' !\n");
421 return MCIERR_INVALID_FILE;
422 }
423
424 if (MIDI_mciReadLong(wmm, &toberead) != 0 || toberead < 3 * sizeof(WORD))
425 return MCIERR_INVALID_FILE;
426
427 if (MIDI_mciReadWord(wmm, &wmm->wFormat) != 0 ||
428 MIDI_mciReadWord(wmm, &wmm->nTracks) != 0 ||
429 MIDI_mciReadWord(wmm, &wmm->nDivision) != 0) {
430 return MCIERR_INVALID_FILE;
431 }
432
433 TRACE("toberead=0x%08X, wFormat=0x%04X nTracks=0x%04X nDivision=0x%04X\n",
434 toberead, wmm->wFormat, wmm->nTracks, wmm->nDivision);
435
436 /* MS doc says that the MIDI MCI time format must be put by default to the format
437 * stored in the MIDI file...
438 */
439 if (wmm->nDivision > 0x8000) {
440 /* eric.pouech@lemel.fr 98/11
441 * I did not check this very code (pulses are expressed as SMPTE sub-frames).
442 * In about 40 MB of MIDI files I have, none was SMPTE based...
443 * I'm just wondering if this is widely used :-). So, if someone has one of
444 * these files, I'd like to know about it.
445 */
446 FIXME("Handling SMPTE time in MIDI files has not been tested\n"
447 "Please report to comp.emulators.ms-windows.wine with MIDI file !\n");
448
449 switch (HIBYTE(wmm->nDivision)) {
450 case 0xE8: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24; break; /* -24 */
451 case 0xE7: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25; break; /* -25 */
452 case 0xE3: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
453 case 0xE2: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30; break; /* -30 */
454 default:
455 WARN("Unsupported number of frames %d\n", -(char)HIBYTE(wmm->nDivision));
456 return MCIERR_INVALID_FILE;
457 }
458 switch (LOBYTE(wmm->nDivision)) {
459 case 4: /* MIDI Time Code */
460 case 8:
461 case 10:
462 case 80: /* SMPTE bit resolution */
463 case 100:
464 default:
465 WARN("Unsupported number of sub-frames %d\n", LOBYTE(wmm->nDivision));
466 return MCIERR_INVALID_FILE;
467 }
468 } else if (wmm->nDivision == 0) {
469 WARN("Number of division is 0, can't support that !!\n");
470 return MCIERR_INVALID_FILE;
471 } else {
472 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
473 }
474
475 switch (wmm->wFormat) {
476 case 0:
477 if (wmm->nTracks != 1) {
478 WARN("Got type 0 file whose number of track is not 1. Setting it to 1\n");
479 wmm->nTracks = 1;
480 }
481 break;
482 case 1:
483 case 2:
484 break;
485 default:
486 WARN("Handling MIDI files which format = %d is not (yet) supported\n"
487 "Please report with MIDI file !\n", wmm->wFormat);
488 return MCIERR_INVALID_FILE;
489 }
490
491 if (wmm->nTracks > 0x80) {
492 /* wTrackNr is 7 bits only */
493 FIXME("Truncating MIDI file with %u tracks\n", wmm->nTracks);
494 wmm->nTracks = 0x80;
495 }
496
497 if ((wmm->tracks = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_MIDITRACK) * wmm->nTracks)) == NULL) {
498 return MCIERR_OUT_OF_MEMORY;
499 }
500
501 toberead -= 3 * sizeof(WORD);
502 if (toberead > 0) {
503 TRACE("Size of MThd > 6, skipping %d extra bytes\n", toberead);
504 mmioSeek(wmm->hFile, toberead, SEEK_CUR);
505 }
506
507 for (nt = 0; nt < wmm->nTracks; nt++) {
508 wmm->tracks[nt].wTrackNr = nt;
509 if (MIDI_mciReadMTrk(wmm, &wmm->tracks[nt]) != 0) {
510 WARN("Can't read 'MTrk' header\n");
511 return MCIERR_INVALID_FILE;
512 }
513 }
514
515 wmm->dwTempo = 500000;
516
517 return 0;
518 }
519
520 /**************************************************************************
521 * MIDI_ConvertPulseToMS [internal]
522 */
523 static DWORD MIDI_ConvertPulseToMS(WINE_MCIMIDI* wmm, DWORD pulse)
524 {
525 DWORD ret = 0;
526
527 /* FIXME: this function may return false values since the tempo (wmm->dwTempo)
528 * may change during file playing
529 */
530 if (wmm->nDivision == 0) {
531 FIXME("Shouldn't happen. wmm->nDivision = 0\n");
532 } else if (wmm->nDivision > 0x8000) { /* SMPTE, unchecked FIXME? */
533 int nf = -(char)HIBYTE(wmm->nDivision); /* number of frames */
534 int nsf = LOBYTE(wmm->nDivision); /* number of sub-frames */
535 ret = (pulse * 1000) / (nf * nsf);
536 } else {
537 ret = (DWORD)((double)pulse * ((double)wmm->dwTempo / 1000) /
538 (double)wmm->nDivision);
539 }
540
541 /*
542 TRACE("pulse=%u tempo=%u division=%u=0x%04x => ms=%u\n",
543 pulse, wmm->dwTempo, wmm->nDivision, wmm->nDivision, ret);
544 */
545
546 return ret;
547 }
548
549 #define TIME_MS_IN_ONE_HOUR (60*60*1000)
550 #define TIME_MS_IN_ONE_MINUTE (60*1000)
551 #define TIME_MS_IN_ONE_SECOND (1000)
552
553 /**************************************************************************
554 * MIDI_ConvertTimeFormatToMS [internal]
555 */
556 static DWORD MIDI_ConvertTimeFormatToMS(WINE_MCIMIDI* wmm, DWORD val)
557 {
558 DWORD ret = 0;
559
560 switch (wmm->dwMciTimeFormat) {
561 case MCI_FORMAT_MILLISECONDS:
562 ret = val;
563 break;
564 case MCI_FORMAT_SMPTE_24:
565 ret =
566 (HIBYTE(HIWORD(val)) * 125) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
567 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
568 break;
569 case MCI_FORMAT_SMPTE_25:
570 ret =
571 HIBYTE(HIWORD(val)) * 40 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
572 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
573 break;
574 case MCI_FORMAT_SMPTE_30:
575 ret =
576 (HIBYTE(HIWORD(val)) * 100) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
577 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
578 break;
579 default:
580 WARN("Bad time format %u!\n", wmm->dwMciTimeFormat);
581 }
582 /*
583 TRACE("val=%u=0x%08x [tf=%u] => ret=%u\n", val, val, wmm->dwMciTimeFormat, ret);
584 */
585 return ret;
586 }
587
588 /**************************************************************************
589 * MIDI_ConvertMSToTimeFormat [internal]
590 */
591 static DWORD MIDI_ConvertMSToTimeFormat(WINE_MCIMIDI* wmm, DWORD _val)
592 {
593 DWORD ret = 0, val = _val;
594 DWORD h, m, s, f;
595
596 switch (wmm->dwMciTimeFormat) {
597 case MCI_FORMAT_MILLISECONDS:
598 ret = val;
599 break;
600 case MCI_FORMAT_SMPTE_24:
601 case MCI_FORMAT_SMPTE_25:
602 case MCI_FORMAT_SMPTE_30:
603 h = val / TIME_MS_IN_ONE_HOUR;
604 m = (val -= h * TIME_MS_IN_ONE_HOUR) / TIME_MS_IN_ONE_MINUTE;
605 s = (val -= m * TIME_MS_IN_ONE_MINUTE) / TIME_MS_IN_ONE_SECOND;
606 switch (wmm->dwMciTimeFormat) {
607 case MCI_FORMAT_SMPTE_24:
608 /* one frame is 1000/24 val long, 1000/24 == 125/3 */
609 f = (val * 3) / 125; val -= (f * 125) / 3;
610 break;
611 case MCI_FORMAT_SMPTE_25:
612 /* one frame is 1000/25 ms long, 1000/25 == 40 */
613 f = val / 40; val -= f * 40;
614 break;
615 case MCI_FORMAT_SMPTE_30:
616 /* one frame is 1000/30 ms long, 1000/30 == 100/3 */
617 f = (val * 3) / 100; val -= (f * 100) / 3;
618 break;
619 default:
620 FIXME("There must be some bad bad programmer\n");
621 f = 0;
622 }
623 /* val contains the number of ms which cannot make a complete frame */
624 /* FIXME: is this correct ? programs seem to be happy with that */
625 ret = (f << 24) | (s << 16) | (m << 8) | (h << 0);
626 break;
627 default:
628 WARN("Bad time format %u!\n", wmm->dwMciTimeFormat);
629 }
630 /*
631 TRACE("val=%u [tf=%u] => ret=%u=0x%08x\n", _val, wmm->dwMciTimeFormat, ret, ret);
632 */
633 return ret;
634 }
635
636 /**************************************************************************
637 * MIDI_GetMThdLengthMS [internal]
638 */
639 static DWORD MIDI_GetMThdLengthMS(WINE_MCIMIDI* wmm)
640 {
641 WORD nt;
642 DWORD ret = 0;
643
644 for (nt = 0; nt < wmm->nTracks; nt++) {
645 if (wmm->wFormat == 2) {
646 ret += wmm->tracks[nt].dwLength;
647 } else if (wmm->tracks[nt].dwLength > ret) {
648 ret = wmm->tracks[nt].dwLength;
649 }
650 }
651 /* FIXME: this is wrong if there is a tempo change inside the file */
652 return MIDI_ConvertPulseToMS(wmm, ret);
653 }
654
655 /**************************************************************************
656 * MIDI_mciOpen [internal]
657 */
658 static DWORD MIDI_mciOpen(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_OPEN_PARMSW lpParms)
659 {
660 DWORD dwRet = 0;
661
662 TRACE("(%d, %08X, %p)\n", wmm->wDevID, dwFlags, lpParms);
663
664 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
665 if (dwFlags & MCI_OPEN_SHAREABLE)
666 return MCIERR_HARDWARE;
667
668 if (wmm->nUseCount > 0) {
669 /* The driver is already opened on this channel
670 * MIDI sequencer cannot be shared
671 */
672 return MCIERR_DEVICE_OPEN;
673 }
674 wmm->nUseCount++;
675
676 wmm->hFile = 0;
677 wmm->hMidi = 0;
678 wmm->wPort = MIDI_MAPPER;
679 wmm->lpstrElementName = NULL;
680
681 TRACE("wDevID=%d (lpParams->wDeviceID=%d)\n", wmm->wDevID, lpParms->wDeviceID);
682 /* lpParms->wDeviceID = wDevID;*/
683
684 if (dwFlags & MCI_OPEN_ELEMENT) {
685 TRACE("MCI_OPEN_ELEMENT %s!\n", debugstr_w(lpParms->lpstrElementName));
686 if (lpParms->lpstrElementName && lpParms->lpstrElementName[0]) {
687 wmm->hFile = mmioOpenW((LPWSTR)lpParms->lpstrElementName, NULL,
688 MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
689 if (wmm->hFile == 0) {
690 WARN("Can't find file %s!\n", debugstr_w(lpParms->lpstrElementName));
691 wmm->nUseCount--;
692 return MCIERR_FILE_NOT_FOUND;
693 }
694 wmm->lpstrElementName = HeapAlloc(GetProcessHeap(), 0,
695 (strlenW(lpParms->lpstrElementName) + 1) * sizeof(WCHAR));
696 strcpyW(wmm->lpstrElementName, lpParms->lpstrElementName);
697 }
698 }
699 TRACE("hFile=%p\n", wmm->hFile);
700
701 wmm->lpstrCopyright = NULL;
702 wmm->lpstrName = NULL;
703
704 wmm->dwStatus = MCI_MODE_NOT_READY; /* while loading file contents */
705 /* spec says it should be the default format from the MIDI file... */
706 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
707
708 if (wmm->hFile != 0) {
709 MMCKINFO ckMainRIFF;
710 MMCKINFO mmckInfo;
711 DWORD dwOffset = 0;
712
713 if (mmioDescend(wmm->hFile, &ckMainRIFF, NULL, 0) != 0) {
714 dwRet = MCIERR_INVALID_FILE;
715 } else {
716 TRACE("ParentChunk ckid=%.4s fccType=%.4s cksize=%08X\n",
717 (LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
718
719 if (ckMainRIFF.ckid == FOURCC_RIFF && ckMainRIFF.fccType == mmioFOURCC('R', 'M', 'I', 'D')) {
720 mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
721 mmioSeek(wmm->hFile, ckMainRIFF.dwDataOffset + ((ckMainRIFF.cksize + 1) & ~1), SEEK_SET);
722 if (mmioDescend(wmm->hFile, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK) == 0) {
723 TRACE("... is a 'RMID' file\n");
724 dwOffset = mmckInfo.dwDataOffset;
725 } else {
726 dwRet = MCIERR_INVALID_FILE;
727 }
728 }
729 if (dwRet == 0 && MIDI_mciReadMThd(wmm, dwOffset) != 0) {
730 WARN("Can't read 'MThd' header\n");
731 dwRet = MCIERR_INVALID_FILE;
732 }
733 }
734 } else {
735 TRACE("hFile==0, setting #tracks to 0; is this correct ?\n");
736 wmm->nTracks = 0;
737 wmm->wFormat = 0;
738 wmm->nDivision = 1;
739 }
740 if (dwRet != 0) {
741 wmm->nUseCount--;
742 if (wmm->hFile != 0)
743 mmioClose(wmm->hFile, 0);
744 wmm->hFile = 0;
745 HeapFree(GetProcessHeap(), 0, wmm->tracks);
746 HeapFree(GetProcessHeap(), 0, wmm->lpstrElementName);
747 HeapFree(GetProcessHeap(), 0, wmm->lpstrCopyright);
748 HeapFree(GetProcessHeap(), 0, wmm->lpstrName);
749 } else {
750 wmm->dwPositionMS = 0;
751 wmm->dwStatus = MCI_MODE_STOP;
752 if (dwFlags & MCI_NOTIFY)
753 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
754 }
755 return dwRet;
756 }
757
758 /**************************************************************************
759 * MIDI_mciStop [internal]
760 */
761 static DWORD MIDI_mciStop(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
762 {
763 DWORD dwRet = 0;
764
765 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
766
767 if (wmm->dwStatus != MCI_MODE_STOP) {
768 HANDLE old = InterlockedExchangePointer(&wmm->hCallback, NULL);
769 if (old) mciDriverNotify(old, wmm->wDevID, MCI_NOTIFY_ABORTED);
770 }
771
772 if (wmm->dwStatus != MCI_MODE_STOP) {
773 int oldstat = wmm->dwStatus;
774
775 wmm->dwStatus = MCI_MODE_NOT_READY;
776 if (oldstat == MCI_MODE_PAUSE)
777 dwRet = midiOutReset((HMIDIOUT)wmm->hMidi);
778
779 if (wmm->hThread)
780 WaitForSingleObject(wmm->hThread, INFINITE);
781 }
782
783 /* sanity reset */
784 wmm->dwStatus = MCI_MODE_STOP;
785
786 if ((dwFlags & MCI_NOTIFY) && lpParms && MMSYSERR_NOERROR==dwRet)
787 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
788 return dwRet;
789 }
790
791 /**************************************************************************
792 * MIDI_mciClose [internal]
793 */
794 static DWORD MIDI_mciClose(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
795 {
796
797 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
798
799 if (wmm->dwStatus != MCI_MODE_STOP) {
800 /* mciStop handles MCI_NOTIFY_ABORTED */
801 MIDI_mciStop(wmm, MCI_WAIT, lpParms);
802 }
803
804 wmm->nUseCount--;
805 if (wmm->nUseCount == 0) {
806 if (wmm->hFile != 0) {
807 mmioClose(wmm->hFile, 0);
808 wmm->hFile = 0;
809 TRACE("hFile closed !\n");
810 }
811 if (wmm->hThread) {
812 CloseHandle(wmm->hThread);
813 wmm->hThread = 0;
814 }
815 HeapFree(GetProcessHeap(), 0, wmm->tracks);
816 HeapFree(GetProcessHeap(), 0, wmm->lpstrElementName);
817 HeapFree(GetProcessHeap(), 0, wmm->lpstrCopyright);
818 HeapFree(GetProcessHeap(), 0, wmm->lpstrName);
819 } else {
820 TRACE("Shouldn't happen... nUseCount=%d\n", wmm->nUseCount);
821 return MCIERR_INTERNAL;
822 }
823
824 if ((dwFlags & MCI_NOTIFY) && lpParms) {
825 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
826 }
827 return 0;
828 }
829
830 /**************************************************************************
831 * MIDI_mciFindNextEvent [internal]
832 */
833 static MCI_MIDITRACK* MIDI_mciFindNextEvent(WINE_MCIMIDI* wmm, LPDWORD hiPulse)
834 {
835 WORD cnt, nt;
836 MCI_MIDITRACK* mmt;
837
838 *hiPulse = 0xFFFFFFFFul;
839 cnt = 0xFFFFu;
840 for (nt = 0; nt < wmm->nTracks; nt++) {
841 mmt = &wmm->tracks[nt];
842
843 if (mmt->wStatus == 0)
844 continue;
845 if (mmt->dwEventPulse < *hiPulse) {
846 *hiPulse = mmt->dwEventPulse;
847 cnt = nt;
848 }
849 }
850 return (cnt == 0xFFFFu) ? 0 /* no more event on all tracks */
851 : &wmm->tracks[cnt];
852 }
853
854 /**************************************************************************
855 * MIDI_player [internal]
856 */
857 static DWORD MIDI_player(WINE_MCIMIDI* wmm, DWORD dwFlags)
858 {
859 DWORD dwRet;
860 WORD doPlay, nt;
861 MCI_MIDITRACK* mmt;
862 DWORD hiPulse, dwStartMS = wmm->dwPositionMS;
863 HANDLE oldcb = NULL;
864
865 /* init tracks */
866 for (nt = 0; nt < wmm->nTracks; nt++) {
867 mmt = &wmm->tracks[nt];
868
869 mmt->wStatus = 1; /* ok, playing */
870 mmt->dwIndex = mmt->dwFirst;
871 if (wmm->wFormat == 2 && nt > 0) {
872 mmt->dwEventPulse = wmm->tracks[nt - 1].dwLength;
873 } else {
874 mmt->dwEventPulse = 0;
875 }
876 MIDI_mciReadNextEvent(wmm, mmt); /* FIXME == 0 */
877 }
878
879 dwRet = midiOutOpen((LPHMIDIOUT)&wmm->hMidi, wmm->wPort, 0L, 0L, CALLBACK_NULL);
880 if (dwRet != MMSYSERR_NOERROR) {
881 return mmr2mci(dwRet);
882 }
883
884 wmm->dwPulse = 0;
885 wmm->dwTempo = 500000;
886 wmm->dwPositionMS = 0;
887 wmm->wStartedPlaying = FALSE;
888
889 while (wmm->dwStatus != MCI_MODE_STOP && wmm->dwStatus != MCI_MODE_NOT_READY) {
890 /* it seems that in case of multi-threading, gcc is optimizing just a little bit
891 * too much. Tell gcc not to optimize status value using volatile.
892 */
893 while (((volatile WINE_MCIMIDI*)wmm)->dwStatus == MCI_MODE_PAUSE);
894
895 doPlay = (wmm->dwPositionMS >= dwStartMS && wmm->dwPositionMS <= wmm->dwEndMS);
896
897 TRACE("wmm->dwStatus=%d, doPlay=%c\n", wmm->dwStatus, doPlay ? 'T' : 'F');
898
899 if ((mmt = MIDI_mciFindNextEvent(wmm, &hiPulse)) == NULL)
900 break; /* no more event on tracks */
901
902 /* if starting playing, then set StartTicks to the value it would have had
903 * if play had started at position 0
904 */
905 if (doPlay && !wmm->wStartedPlaying) {
906 wmm->dwStartTicks = GetTickCount() - MIDI_ConvertPulseToMS(wmm, wmm->dwPulse);
907 wmm->wStartedPlaying = TRUE;
908 TRACE("Setting dwStartTicks to %u\n", wmm->dwStartTicks);
909 }
910
911 if (hiPulse > wmm->dwPulse) {
912 wmm->dwPositionMS += MIDI_ConvertPulseToMS(wmm, hiPulse - wmm->dwPulse);
913 if (doPlay) {
914 DWORD togo = wmm->dwStartTicks + wmm->dwPositionMS;
915 DWORD tc = GetTickCount();
916
917 TRACE("Pulses hi=0x%08x <> cur=0x%08x\n", hiPulse, wmm->dwPulse);
918 TRACE("Wait until %u => %u ms\n",
919 tc - wmm->dwStartTicks, togo - wmm->dwStartTicks);
920 if (tc < togo)
921 Sleep(togo - tc);
922 }
923 wmm->dwPulse = hiPulse;
924 }
925
926 switch (LOBYTE(LOWORD(mmt->dwEventData))) {
927 case 0xF0:
928 case 0xF7: /* sysex events */
929 {
930 FIXME("Not handling SysEx events (yet)\n");
931 }
932 break;
933 case 0xFF:
934 /* position after meta data header */
935 mmioSeek(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
936 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
937 case 0x00: /* 16-bit sequence number */
938 if (TRACE_ON(mcimidi)) {
939 WORD twd;
940
941 MIDI_mciReadWord(wmm, &twd); /* == 0 */
942 TRACE("Got sequence number %u\n", twd);
943 }
944 break;
945 case 0x01: /* any text */
946 case 0x02: /* Copyright Message text */
947 case 0x03: /* Sequence/Track Name text */
948 case 0x04: /* Instrument Name text */
949 case 0x05: /* Lyric text */
950 case 0x06: /* Marker text */
951 case 0x07: /* Cue-point text */
952 if (TRACE_ON(mcimidi)) {
953 char buf[1024];
954 WORD len = mmt->wEventLength - HIWORD(mmt->dwEventData);
955 static const char* const info[8] = {"", "Text", "Copyright", "Seq/Trk name",
956 "Instrument", "Lyric", "Marker", "Cue-point"};
957 WORD idx = HIBYTE(LOWORD(mmt->dwEventData));
958
959 if (len >= sizeof(buf)) {
960 WARN("Buffer for text is too small (%u are needed)\n", len);
961 len = sizeof(buf) - 1;
962 }
963 if (mmioRead(wmm->hFile, buf, len) == len) {
964 buf[len] = 0; /* end string in case */
965 TRACE("%s => \"%s\"\n", (idx < 8 ) ? info[idx] : "", buf);
966 } else {
967 WARN("Couldn't read data for %s\n", (idx < 8) ? info[idx] : "");
968 }
969 }
970 break;
971 case 0x20:
972 /* MIDI channel (cc) */
973 if (FIXME_ON(mcimidi)) {
974 BYTE bt;
975
976 MIDI_mciReadByte(wmm, &bt); /* == 0 */
977 FIXME("NIY: MIDI channel=%u, track=%u\n", bt, mmt->wTrackNr);
978 }
979 break;
980 case 0x21:
981 /* MIDI port (pp) */
982 if (FIXME_ON(mcimidi)) {
983 BYTE bt;
984
985 MIDI_mciReadByte(wmm, &bt); /* == 0 */
986 FIXME("NIY: MIDI port=%u, track=%u\n", bt, mmt->wTrackNr);
987 }
988 break;
989 case 0x2F: /* end of track */
990 mmt->wStatus = 0;
991 break;
992 case 0x51:/* set tempo */
993 /* Tempo is expressed in -seconds per midi quarter note
994 * for format 1 MIDI files, this can only be present on track #0
995 */
996 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
997 WARN("For format #1 MIDI files, tempo can only be changed on track #0 (%u)\n", mmt->wTrackNr);
998 } else {
999 BYTE tbt;
1000 DWORD value = 0;
1001
1002 MIDI_mciReadByte(wmm, &tbt); value = ((DWORD)tbt) << 16;
1003 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 8;
1004 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 0;
1005 TRACE("Setting tempo to %d (BPM=%d)\n", wmm->dwTempo, (value) ? (60000000 / value) : 0);
1006 wmm->dwTempo = value;
1007 }
1008 break;
1009 case 0x54: /* (hour) (min) (second) (frame) (fractional-frame) - SMPTE track start */
1010 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
1011 WARN("For format #1 MIDI files, SMPTE track start can only be expressed on track #0 (%u)\n", mmt->wTrackNr);
1012 } if (mmt->dwEventPulse != 0) {
1013 WARN("SMPTE track start can only be expressed at start of track (%u)\n", mmt->dwEventPulse);
1014 } else {
1015 BYTE h, m, s, f, ff;
1016
1017 MIDI_mciReadByte(wmm, &h);
1018 MIDI_mciReadByte(wmm, &m);
1019 MIDI_mciReadByte(wmm, &s);
1020 MIDI_mciReadByte(wmm, &f);
1021 MIDI_mciReadByte(wmm, &ff);
1022 FIXME("NIY: SMPTE track start %u:%u:%u %u.%u\n", h, m, s, f, ff);
1023 }
1024 break;
1025 case 0x58: /* file rhythm */
1026 if (TRACE_ON(mcimidi)) {
1027 BYTE num, den, cpmc, _32npqn;
1028
1029 MIDI_mciReadByte(wmm, &num);
1030 MIDI_mciReadByte(wmm, &den); /* to notate e.g. 6/8 */
1031 MIDI_mciReadByte(wmm, &cpmc); /* number of MIDI clocks per metronome click */
1032 MIDI_mciReadByte(wmm, &_32npqn); /* number of notated 32nd notes per MIDI quarter note */
1033
1034 TRACE("%u/%u, clock per metronome click=%u, 32nd notes by 1/4 note=%u\n", num, 1 << den, cpmc, _32npqn);
1035 }
1036 break;
1037 case 0x59: /* key signature */
1038 if (TRACE_ON(mcimidi)) {
1039 BYTE sf, mm;
1040
1041 MIDI_mciReadByte(wmm, &sf);
1042 MIDI_mciReadByte(wmm, &mm);
1043
1044 if (sf >= 0x80) TRACE("%d flats\n", -(char)sf);
1045 else if (sf > 0) TRACE("%d sharps\n", (char)sf);
1046 else TRACE("Key of C\n");
1047 TRACE("Mode: %s\n", (mm == 0) ? "major" : "minor");
1048 }
1049 break;
1050 default:
1051 WARN("Unknown MIDI meta event %02x. Skipping...\n", HIBYTE(LOWORD(mmt->dwEventData)));
1052 break;
1053 }
1054 break;
1055 default:
1056 if (doPlay) {
1057 dwRet = midiOutShortMsg((HMIDIOUT)wmm->hMidi, mmt->dwEventData);
1058 } else {
1059 switch (LOBYTE(LOWORD(mmt->dwEventData)) & 0xF0) {
1060 case MIDI_NOTEON:
1061 case MIDI_NOTEOFF:
1062 dwRet = 0;
1063 break;
1064 default:
1065 dwRet = midiOutShortMsg((HMIDIOUT)wmm->hMidi, mmt->dwEventData);
1066 }
1067 }
1068 }
1069 mmt->dwIndex += mmt->wEventLength;
1070 if (mmt->dwIndex < mmt->dwFirst || mmt->dwIndex >= mmt->dwLast) {
1071 mmt->wStatus = 0;
1072 }
1073 if (mmt->wStatus) {
1074 MIDI_mciReadNextEvent(wmm, mmt);
1075 }
1076 }
1077
1078 midiOutReset((HMIDIOUT)wmm->hMidi);
1079
1080 dwRet = midiOutClose((HMIDIOUT)wmm->hMidi);
1081
1082 if (dwFlags & MCI_NOTIFY)
1083 oldcb = InterlockedExchangePointer(&wmm->hCallback, NULL);
1084
1085 wmm->dwStatus = MCI_MODE_STOP;
1086
1087 /* Let the potentially asynchronous commands support FAILURE notification. */
1088 if (oldcb) mciDriverNotify(oldcb, wmm->wDevID,
1089 dwRet ? MCI_NOTIFY_FAILURE : MCI_NOTIFY_SUCCESSFUL);
1090 return mmr2mci(dwRet);
1091 }
1092
1093 static DWORD CALLBACK MIDI_Starter(void *ptr)
1094 {
1095 WINE_MCIMIDI* wmm = ptr;
1096 return MIDI_player(wmm, MCI_NOTIFY);
1097 }
1098
1099 static DWORD ensurePlayerThread(WINE_MCIMIDI* wmm)
1100 {
1101 if (1) {
1102 DWORD dwRet;
1103
1104 switch (wmm->dwStatus) {
1105 default:
1106 return MCIERR_NONAPPLICABLE_FUNCTION;
1107 case MCI_MODE_PAUSE:
1108 return MIDI_mciResume(wmm, 0, NULL);
1109 case MCI_MODE_PLAY:
1110 /* the player was not stopped, use it */
1111 return 0;
1112 case MCI_MODE_STOP:
1113 break;
1114 }
1115 wmm->dwStatus = MCI_MODE_PLAY;
1116 if (wmm->hThread) {
1117 WaitForSingleObject(wmm->hThread, INFINITE);
1118 CloseHandle(wmm->hThread);
1119 wmm->hThread = 0;
1120 }
1121 wmm->hThread = CreateThread(NULL, 0, MIDI_Starter, wmm, 0, NULL);
1122 if (!wmm->hThread) {
1123 dwRet = MCIERR_OUT_OF_MEMORY;
1124 } else {
1125 SetThreadPriority(wmm->hThread, THREAD_PRIORITY_TIME_CRITICAL);
1126 dwRet = 0;
1127 }
1128 if (dwRet)
1129 wmm->dwStatus = MCI_MODE_STOP;
1130 return dwRet;
1131 }
1132 }
1133
1134 /**************************************************************************
1135 * MIDI_mciPlay [internal]
1136 */
1137 static DWORD MIDI_mciPlay(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
1138 {
1139 DWORD dwStartMS, dwEndMS;
1140 DWORD dwRet;
1141 HANDLE oldcb;
1142
1143 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1144
1145 if (wmm->hFile == 0) {
1146 WARN("Can't play: no file %s!\n", debugstr_w(wmm->lpstrElementName));
1147 return MCIERR_FILE_NOT_FOUND;
1148 }
1149
1150 if (lpParms && (dwFlags & MCI_TO)) {
1151 dwEndMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
1152 /* FIXME: if (dwEndMS > length) return MCIERR_OUTOFRANGE; */
1153 } else {
1154 dwEndMS = 0xFFFFFFFFul; /* FIXME: dwEndMS = length; */
1155 }
1156 if (lpParms && (dwFlags & MCI_FROM)) {
1157 dwStartMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwFrom);
1158 } else {
1159 dwStartMS = wmm->dwPositionMS;
1160 }
1161 if (dwEndMS < dwStartMS)
1162 return MCIERR_OUTOFRANGE;
1163
1164 if (dwFlags & MCI_FROM) {
1165 /* Stop with MCI_NOTIFY_ABORTED and set new position. */
1166 MIDI_mciStop(wmm, MCI_WAIT, NULL);
1167 wmm->dwPositionMS = dwStartMS;
1168 } /* else use existing player. */
1169 if (wmm->dwEndMS != dwEndMS) {
1170 oldcb = InterlockedExchangePointer(&wmm->hCallback, NULL);
1171 if (oldcb) mciDriverNotify(oldcb, wmm->wDevID, MCI_NOTIFY_ABORTED);
1172 wmm->dwEndMS = dwEndMS;
1173 }
1174
1175 TRACE("Playing from %u to %u\n", dwStartMS, dwEndMS);
1176
1177 if ((dwFlags & MCI_NOTIFY) && lpParms) {
1178 oldcb = InterlockedExchangePointer(&wmm->hCallback, HWND_32(LOWORD(lpParms->dwCallback)));
1179 if (oldcb) mciDriverNotify(oldcb, wmm->wDevID, MCI_NOTIFY_SUPERSEDED);
1180 }
1181
1182 dwRet = ensurePlayerThread(wmm);
1183
1184 if (!dwRet && (dwFlags & MCI_WAIT)) {
1185 WaitForSingleObject(wmm->hThread, INFINITE);
1186 GetExitCodeThread(wmm->hThread, &dwRet);
1187 /* STATUS_PENDING cannot happen. It folds onto MCIERR_UNRECOGNIZED_KEYWORD */
1188 }
1189 /* The player thread performs notification at exit. */
1190 return dwRet;
1191 }
1192
1193 /**************************************************************************
1194 * MIDI_mciPause [internal]
1195 */
1196 static DWORD MIDI_mciPause(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1197 {
1198 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1199
1200 if (wmm->dwStatus == MCI_MODE_PLAY) {
1201 /* stop all notes */
1202 unsigned chn;
1203 for (chn = 0; chn < 16; chn++)
1204 midiOutShortMsg((HMIDIOUT)(wmm->hMidi), 0x78B0 | chn);
1205 wmm->dwStatus = MCI_MODE_PAUSE;
1206 }
1207 if ((dwFlags & MCI_NOTIFY) && lpParms)
1208 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1209 return 0;
1210 }
1211
1212 /**************************************************************************
1213 * MIDI_mciResume [internal]
1214 */
1215 static DWORD MIDI_mciResume(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1216 {
1217 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1218
1219 if (wmm->dwStatus == MCI_MODE_PAUSE) {
1220 wmm->wStartedPlaying = FALSE;
1221 wmm->dwStatus = MCI_MODE_PLAY;
1222 }
1223 if ((dwFlags & MCI_NOTIFY) && lpParms)
1224 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1225 return 0;
1226 }
1227
1228 /**************************************************************************
1229 * MIDI_mciSet [internal]
1230 */
1231 static DWORD MIDI_mciSet(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_SEQ_SET_PARMS lpParms)
1232 {
1233 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1234
1235 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1236
1237 if (dwFlags & MCI_SET_TIME_FORMAT) {
1238 switch (lpParms->dwTimeFormat) {
1239 case MCI_FORMAT_MILLISECONDS:
1240 TRACE("MCI_FORMAT_MILLISECONDS !\n");
1241 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
1242 break;
1243 case MCI_FORMAT_SMPTE_24:
1244 TRACE("MCI_FORMAT_SMPTE_24 !\n");
1245 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24;
1246 break;
1247 case MCI_FORMAT_SMPTE_25:
1248 TRACE("MCI_FORMAT_SMPTE_25 !\n");
1249 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25;
1250 break;
1251 case MCI_FORMAT_SMPTE_30:
1252 TRACE("MCI_FORMAT_SMPTE_30 !\n");
1253 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30;
1254 break;
1255 default:
1256 WARN("Bad time format %u!\n", lpParms->dwTimeFormat);
1257 return MCIERR_BAD_TIME_FORMAT;
1258 }
1259 }
1260 if (dwFlags & MCI_SET_VIDEO) {
1261 TRACE("No support for video !\n");
1262 return MCIERR_UNSUPPORTED_FUNCTION;
1263 }
1264 if (dwFlags & MCI_SET_DOOR_OPEN) {
1265 TRACE("No support for door open !\n");
1266 return MCIERR_UNSUPPORTED_FUNCTION;
1267 }
1268 if (dwFlags & MCI_SET_DOOR_CLOSED) {
1269 TRACE("No support for door close !\n");
1270 return MCIERR_UNSUPPORTED_FUNCTION;
1271 }
1272 if (dwFlags & MCI_SET_AUDIO) {
1273 if (dwFlags & MCI_SET_ON) {
1274 TRACE("MCI_SET_ON audio !\n");
1275 } else if (dwFlags & MCI_SET_OFF) {
1276 TRACE("MCI_SET_OFF audio !\n");
1277 } else {
1278 WARN("MCI_SET_AUDIO without SET_ON or SET_OFF\n");
1279 return MCIERR_BAD_INTEGER;
1280 }
1281
1282 switch (lpParms->dwAudio)
1283 {
1284 case MCI_SET_AUDIO_ALL: TRACE("MCI_SET_AUDIO_ALL !\n"); break;
1285 case MCI_SET_AUDIO_LEFT: TRACE("MCI_SET_AUDIO_LEFT !\n"); break;
1286 case MCI_SET_AUDIO_RIGHT: TRACE("MCI_SET_AUDIO_RIGHT !\n"); break;
1287 default: WARN("Unknown audio channel %u\n", lpParms->dwAudio); break;
1288 }
1289 }
1290
1291 if (dwFlags & MCI_SEQ_SET_MASTER)
1292 TRACE("MCI_SEQ_SET_MASTER !\n");
1293 if (dwFlags & MCI_SEQ_SET_SLAVE)
1294 TRACE("MCI_SEQ_SET_SLAVE !\n");
1295 if (dwFlags & MCI_SEQ_SET_OFFSET)
1296 TRACE("MCI_SEQ_SET_OFFSET !\n");
1297 if (dwFlags & MCI_SEQ_SET_PORT) {
1298 TRACE("MCI_SEQ_SET_PORT = %d\n", lpParms->dwPort);
1299 if ((UINT16)lpParms->dwPort != (UINT16)MIDI_MAPPER &&
1300 (UINT16)lpParms->dwPort >= midiOutGetNumDevs())
1301 /* FIXME: input/output port distinction? */
1302 return MCIERR_SEQ_PORT_NONEXISTENT;
1303 /* FIXME: Native manages to swap the device while playing! */
1304 wmm->wPort = lpParms->dwPort;
1305 }
1306 if (dwFlags & MCI_SEQ_SET_TEMPO)
1307 TRACE("MCI_SEQ_SET_TEMPO !\n");
1308 if (dwFlags & MCI_NOTIFY)
1309 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1310 return 0;
1311 }
1312
1313 /**************************************************************************
1314 * MIDI_mciStatus [internal]
1315 */
1316 static DWORD MIDI_mciStatus(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
1317 {
1318 DWORD ret = 0;
1319
1320 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1321
1322 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1323
1324 if (dwFlags & MCI_STATUS_ITEM) {
1325 switch (lpParms->dwItem) {
1326 case MCI_STATUS_CURRENT_TRACK:
1327 /* FIXME in Format 2 */
1328 lpParms->dwReturn = 1;
1329 TRACE("MCI_STATUS_CURRENT_TRACK => %lu\n", lpParms->dwReturn);
1330 break;
1331 case MCI_STATUS_LENGTH:
1332 if ((dwFlags & MCI_TRACK) && wmm->wFormat == 2) {
1333 if (lpParms->dwTrack >= wmm->nTracks)
1334 return MCIERR_OUTOFRANGE;
1335 /* FIXME: this is wrong if there is a tempo change inside the file */
1336 lpParms->dwReturn = MIDI_ConvertPulseToMS(wmm, wmm->tracks[lpParms->dwTrack].dwLength);
1337 } else {
1338 lpParms->dwReturn = MIDI_GetMThdLengthMS(wmm);
1339 }
1340 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm, lpParms->dwReturn);
1341 /* FIXME: ret = MCI_COLONIZED4_RETURN if SMPTE */
1342 TRACE("MCI_STATUS_LENGTH => %lu\n", lpParms->dwReturn);
1343 break;
1344 case MCI_STATUS_MODE:
1345 TRACE("MCI_STATUS_MODE => %u\n", wmm->dwStatus);
1346 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwStatus, wmm->dwStatus);
1347 ret = MCI_RESOURCE_RETURNED;
1348 break;
1349 case MCI_STATUS_MEDIA_PRESENT:
1350 TRACE("MCI_STATUS_MEDIA_PRESENT => TRUE\n");
1351 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1352 ret = MCI_RESOURCE_RETURNED;
1353 break;
1354 case MCI_STATUS_NUMBER_OF_TRACKS:
1355 lpParms->dwReturn = (wmm->wFormat == 2) ? wmm->nTracks : 1;
1356 TRACE("MCI_STATUS_NUMBER_OF_TRACKS => %lu\n", lpParms->dwReturn);
1357 break;
1358 case MCI_STATUS_POSITION:
1359 /* FIXME: check MCI_TRACK == 1 if set */
1360 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm,
1361 (dwFlags & MCI_STATUS_START) ? 0 : wmm->dwPositionMS);
1362 /* FIXME: ret = MCI_COLONIZED4_RETURN if SMPTE */
1363 TRACE("MCI_STATUS_POSITION %s => %lu\n",
1364 (dwFlags & MCI_STATUS_START) ? "start" : "current", lpParms->dwReturn);
1365 break;
1366 case MCI_STATUS_READY:
1367 lpParms->dwReturn = (wmm->dwStatus == MCI_MODE_NOT_READY) ?
1368 MAKEMCIRESOURCE(FALSE, MCI_FALSE) : MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1369 ret = MCI_RESOURCE_RETURNED;
1370 TRACE("MCI_STATUS_READY = %u\n", LOWORD(lpParms->dwReturn));
1371 break;
1372 case MCI_STATUS_TIME_FORMAT:
1373 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwMciTimeFormat, MCI_FORMAT_RETURN_BASE + wmm->dwMciTimeFormat);
1374 TRACE("MCI_STATUS_TIME_FORMAT => %u\n", LOWORD(lpParms->dwReturn));
1375 ret = MCI_RESOURCE_RETURNED;
1376 break;
1377 case MCI_SEQ_STATUS_DIVTYPE:
1378 TRACE("MCI_SEQ_STATUS_DIVTYPE !\n");
1379 if (wmm->nDivision > 0x8000) {
1380 switch (HIBYTE(wmm->nDivision)) {
1381 case 0xE8: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_24; break; /* -24 */
1382 case 0xE7: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_25; break; /* -25 */
1383 case 0xE3: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
1384 case 0xE2: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30; break; /* -30 */
1385 default: FIXME("There is a bad bad programmer\n");
1386 }
1387 } else {
1388 lpParms->dwReturn = MCI_SEQ_DIV_PPQN;
1389 }
1390 lpParms->dwReturn = MAKEMCIRESOURCE(lpParms->dwReturn,lpParms->dwReturn);
1391 ret = MCI_RESOURCE_RETURNED;
1392 break;
1393 case MCI_SEQ_STATUS_MASTER:
1394 TRACE("MCI_SEQ_STATUS_MASTER !\n");
1395 lpParms->dwReturn = MAKEMCIRESOURCE(MCI_SEQ_NONE, MCI_SEQ_NONE_S);
1396 ret = MCI_RESOURCE_RETURNED;
1397 break;
1398 case MCI_SEQ_STATUS_SLAVE:
1399 TRACE("MCI_SEQ_STATUS_SLAVE !\n");
1400 lpParms->dwReturn = MAKEMCIRESOURCE(MCI_SEQ_FILE, MCI_SEQ_FILE_S);
1401 ret = MCI_RESOURCE_RETURNED;
1402 break;
1403 case MCI_SEQ_STATUS_OFFSET:
1404 TRACE("MCI_SEQ_STATUS_OFFSET !\n");
1405 lpParms->dwReturn = 0;
1406 break;
1407 case MCI_SEQ_STATUS_PORT:
1408 if (wmm->wPort != (UINT16)MIDI_MAPPER)
1409 lpParms->dwReturn = wmm->wPort;
1410 else {
1411 lpParms->dwReturn = MAKEMCIRESOURCE(MIDI_MAPPER, MCI_SEQ_MAPPER_S);
1412 ret = MCI_RESOURCE_RETURNED;
1413 }
1414 TRACE("MCI_SEQ_STATUS_PORT (%u) => %d\n", wmm->wDevID, wmm->wPort);
1415 break;
1416 case MCI_SEQ_STATUS_TEMPO:
1417 TRACE("MCI_SEQ_STATUS_TEMPO !\n");
1418 lpParms->dwReturn = wmm->dwTempo;
1419 break;
1420 default:
1421 FIXME("Unknown command %08X !\n", lpParms->dwItem);
1422 return MCIERR_UNSUPPORTED_FUNCTION;
1423 }
1424 } else {
1425 return MCIERR_MISSING_PARAMETER;
1426 }
1427 if ((dwFlags & MCI_NOTIFY) && HRESULT_CODE(ret)==0)
1428 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1429 return ret;
1430 }
1431
1432 /**************************************************************************
1433 * MIDI_mciGetDevCaps [internal]
1434 */
1435 static DWORD MIDI_mciGetDevCaps(WINE_MCIMIDI* wmm, DWORD dwFlags,
1436 LPMCI_GETDEVCAPS_PARMS lpParms)
1437 {
1438 DWORD ret;
1439
1440 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1441
1442 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1443
1444 if (dwFlags & MCI_GETDEVCAPS_ITEM) {
1445 switch (lpParms->dwItem) {
1446 case MCI_GETDEVCAPS_DEVICE_TYPE:
1447 TRACE("MCI_GETDEVCAPS_DEVICE_TYPE !\n");
1448 lpParms->dwReturn = MAKEMCIRESOURCE(MCI_DEVTYPE_SEQUENCER, MCI_DEVTYPE_SEQUENCER);
1449 ret = MCI_RESOURCE_RETURNED;
1450 break;
1451 case MCI_GETDEVCAPS_HAS_AUDIO:
1452 TRACE("MCI_GETDEVCAPS_HAS_AUDIO !\n");
1453 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1454 ret = MCI_RESOURCE_RETURNED;
1455 break;
1456 case MCI_GETDEVCAPS_HAS_VIDEO:
1457 TRACE("MCI_GETDEVCAPS_HAS_VIDEO !\n");
1458 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1459 ret = MCI_RESOURCE_RETURNED;
1460 break;
1461 case MCI_GETDEVCAPS_USES_FILES:
1462 TRACE("MCI_GETDEVCAPS_USES_FILES !\n");
1463 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1464 ret = MCI_RESOURCE_RETURNED;
1465 break;
1466 case MCI_GETDEVCAPS_COMPOUND_DEVICE:
1467 TRACE("MCI_GETDEVCAPS_COMPOUND_DEVICE !\n");
1468 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1469 ret = MCI_RESOURCE_RETURNED;
1470 break;
1471 case MCI_GETDEVCAPS_CAN_EJECT:
1472 TRACE("MCI_GETDEVCAPS_CAN_EJECT !\n");
1473 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1474 ret = MCI_RESOURCE_RETURNED;
1475 break;
1476 case MCI_GETDEVCAPS_CAN_PLAY:
1477 TRACE("MCI_GETDEVCAPS_CAN_PLAY !\n");
1478 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1479 ret = MCI_RESOURCE_RETURNED;
1480 break;
1481 case MCI_GETDEVCAPS_CAN_RECORD:
1482 TRACE("MCI_GETDEVCAPS_CAN_RECORD !\n");
1483 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1484 ret = MCI_RESOURCE_RETURNED;
1485 break;
1486 case MCI_GETDEVCAPS_CAN_SAVE:
1487 TRACE("MCI_GETDEVCAPS_CAN_SAVE !\n");
1488 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1489 ret = MCI_RESOURCE_RETURNED;
1490 break;
1491 default:
1492 FIXME("Unknown capability (%08x) !\n", lpParms->dwItem);
1493 return MCIERR_UNRECOGNIZED_COMMAND;
1494 }
1495 } else {
1496 WARN("No GetDevCaps-Item !\n");
1497 return MCIERR_UNRECOGNIZED_COMMAND;
1498 }
1499 if ((dwFlags & MCI_NOTIFY) && HRESULT_CODE(ret)==0)
1500 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1501 return ret;
1502 }
1503
1504 /**************************************************************************
1505 * MIDI_mciInfo [internal]
1506 */
1507 static DWORD MIDI_mciInfo(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_INFO_PARMSW lpParms)
1508 {
1509 LPCWSTR str = 0;
1510 DWORD ret = 0;
1511 static const WCHAR wszMidiSeq[] = {'W','i','n','e','\'','s',' ','M','I','D','I',' ','s','e','q','u','e','n','c','e','r',0};
1512
1513 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1514
1515 if (lpParms == NULL || lpParms->lpstrReturn == NULL)
1516 return MCIERR_NULL_PARAMETER_BLOCK;
1517
1518 TRACE("buf=%p, len=%u\n", lpParms->lpstrReturn, lpParms->dwRetSize);
1519
1520 switch (dwFlags & ~(MCI_WAIT|MCI_NOTIFY)) {
1521 case MCI_INFO_PRODUCT: str = wszMidiSeq; break;
1522 case MCI_INFO_FILE: str = wmm->lpstrElementName; break;
1523 case MCI_INFO_COPYRIGHT: str = wmm->lpstrCopyright; break;
1524 case MCI_INFO_NAME: str = wmm->lpstrName; break;
1525 default:
1526 WARN("Don't know this info command (%u)\n", dwFlags);
1527 return MCIERR_MISSING_PARAMETER; /* not MCIERR_FLAGS_... */
1528 }
1529 if (!ret) {
1530 if (lpParms->dwRetSize) {
1531 WCHAR zero = 0;
1532 /* FIXME? Since NT, mciwave, mciseq and mcicda set dwRetSize
1533 * to the number of characters written, excluding \0. */
1534 lstrcpynW(lpParms->lpstrReturn, str ? str : &zero, lpParms->dwRetSize);
1535 } else ret = MCIERR_PARAM_OVERFLOW;
1536 }
1537 if (MMSYSERR_NOERROR==ret && (dwFlags & MCI_NOTIFY))
1538 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1539 return ret;
1540 }
1541
1542 /**************************************************************************
1543 * MIDI_mciSeek [internal]
1544 */
1545 static DWORD MIDI_mciSeek(WINE_MCIMIDI* wmm, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
1546 {
1547 DWORD position;
1548
1549 TRACE("(%d, %08X, %p);\n", wmm->wDevID, dwFlags, lpParms);
1550
1551 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1552
1553 position = dwFlags & (MCI_SEEK_TO_START|MCI_SEEK_TO_END|MCI_TO);
1554 if (!position) return MCIERR_MISSING_PARAMETER;
1555 if (position&(position-1)) return MCIERR_FLAGS_NOT_COMPATIBLE;
1556
1557 MIDI_mciStop(wmm, MCI_WAIT, 0);
1558
1559 if (dwFlags & MCI_TO) { /* FIXME: compare with length */
1560 wmm->dwPositionMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
1561 } else if (dwFlags & MCI_SEEK_TO_START) {
1562 wmm->dwPositionMS = 0;
1563 } else {
1564 wmm->dwPositionMS = 0xFFFFFFFF; /* FIXME */
1565 }
1566
1567 TRACE("Seeking to position=%u ms\n", wmm->dwPositionMS);
1568
1569 if (dwFlags & MCI_NOTIFY)
1570 MIDI_mciNotify(lpParms->dwCallback, wmm, MCI_NOTIFY_SUCCESSFUL);
1571
1572 return 0;
1573 }
1574
1575 /*======================================================================*
1576 * MIDI entry points *
1577 *======================================================================*/
1578
1579 /**************************************************************************
1580 * DriverProc (MCISEQ.@)
1581 */
1582 LRESULT CALLBACK MCIMIDI_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
1583 LPARAM dwParam1, LPARAM dwParam2)
1584 {
1585 WINE_MCIMIDI* wmm;
1586 switch (wMsg) {
1587 case DRV_LOAD: return 1;
1588 case DRV_FREE: return 1;
1589 case DRV_ENABLE: return 1;
1590 case DRV_DISABLE: return 1;
1591 case DRV_QUERYCONFIGURE: return 1;
1592 case DRV_CONFIGURE: MessageBoxA(0, "Sample Midi Driver !", "OSS Driver", MB_OK); return 1;
1593 case DRV_INSTALL: return DRVCNF_RESTART;
1594 case DRV_REMOVE: return DRVCNF_RESTART;
1595 case DRV_OPEN: return MIDI_drvOpen((LPCWSTR)dwParam1, (LPMCI_OPEN_DRIVER_PARMSW)dwParam2);
1596 case DRV_CLOSE: return MIDI_drvClose(dwDevID);
1597 }
1598 if ((wMsg < DRV_MCI_FIRST) || (wMsg > DRV_MCI_LAST)) {
1599 TRACE("Sending msg %04x to default driver proc\n", wMsg);
1600 return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
1601 }
1602
1603 wmm = MIDI_mciGetOpenDev(dwDevID, wMsg);
1604 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1605
1606 switch (wMsg) {
1607 case MCI_OPEN_DRIVER: return MIDI_mciOpen (wmm, dwParam1, (LPMCI_OPEN_PARMSW) dwParam2);
1608 case MCI_CLOSE_DRIVER: return MIDI_mciClose (wmm, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1609 case MCI_PLAY: return MIDI_mciPlay (wmm, dwParam1, (LPMCI_PLAY_PARMS) dwParam2);
1610 case MCI_STOP: return MIDI_mciStop (wmm, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1611 case MCI_SET: return MIDI_mciSet (wmm, dwParam1, (LPMCI_SEQ_SET_PARMS) dwParam2);
1612 case MCI_PAUSE: return MIDI_mciPause (wmm, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1613 case MCI_RESUME: return MIDI_mciResume (wmm, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1614 case MCI_STATUS: return MIDI_mciStatus (wmm, dwParam1, (LPMCI_STATUS_PARMS) dwParam2);
1615 case MCI_GETDEVCAPS: return MIDI_mciGetDevCaps(wmm, dwParam1, (LPMCI_GETDEVCAPS_PARMS)dwParam2);
1616 case MCI_INFO: return MIDI_mciInfo (wmm, dwParam1, (LPMCI_INFO_PARMSW) dwParam2);
1617 case MCI_SEEK: return MIDI_mciSeek (wmm, dwParam1, (LPMCI_SEEK_PARMS) dwParam2);
1618 case MCI_OPEN:
1619 case MCI_CLOSE:
1620 FIXME("Shouldn't receive a MCI_OPEN or CLOSE message\n");
1621 /* fall through */
1622 default:
1623 TRACE("Unsupported command [0x%x]\n", wMsg);
1624 return MCIERR_UNSUPPORTED_FUNCTION; /* Win9x: MCIERR_UNRECOGNIZED_COMMAND */
1625 }
1626 }
Windows API implementation