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[reactos.git] / dll / win32 / mciseq / mcimidi.c
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 (especially for reading/record)
25 * + better implement non waiting command (without the MCI_WAIT flag).
26 * + implement the recording features
27 */
28
29 #include <stdlib.h>
30 #include <stdarg.h>
31 #include <stdio.h>
32 #include <string.h>
33
34 #include "windef.h"
35 #include "winbase.h"
36 #include "wingdi.h"
37 #include "winuser.h"
38 #include "wownt32.h"
39 #include "mmddk.h"
40 #include "wine/debug.h"
41 #include "wine/unicode.h"
42
43 WINE_DEFAULT_DEBUG_CHANNEL(mcimidi);
44
45 #define MIDI_NOTEOFF 0x80
46 #define MIDI_NOTEON 0x90
47
48 typedef struct {
49 DWORD dwFirst; /* offset in file of track */
50 DWORD dwLast; /* number of bytes in file of track */
51 DWORD dwIndex; /* current index in file (dwFirst <= dwIndex < dwLast) */
52 DWORD dwLength; /* number of pulses in this track */
53 DWORD dwEventPulse; /* current pulse # (event) pointed by dwIndex */
54 DWORD dwEventData; /* current data (event) pointed by dwIndex */
55 WORD wEventLength; /* current length (event) pointed by dwIndex */
56 WORD wStatus : 1, /* 1 : playing, 0 : done */
57 wTrackNr : 7,
58 wLastCommand : 8; /* last MIDI command on track */
59 } MCI_MIDITRACK;
60
61 typedef struct tagWINE_MCIMIDI {
62 UINT wDevID; /* the MCI one */
63 HMIDI hMidi;
64 int nUseCount; /* Incremented for each shared open */
65 WORD wNotifyDeviceID; /* MCI device ID with a pending notification */
66 HANDLE hCallback; /* Callback handle for pending notification */
67 HMMIO hFile; /* mmio file handle open as Element */
68 LPWSTR lpstrElementName; /* Name of file (if any) */
69 LPWSTR lpstrCopyright;
70 LPWSTR lpstrName;
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 dwStartTicks;
82 } WINE_MCIMIDI;
83
84 /* ===================================================================
85 * ===================================================================
86 * FIXME: should be using the new mmThreadXXXX functions from WINMM
87 * instead of those
88 * it would require to add a wine internal flag to mmThreadCreate
89 * in order to pass a 32 bit function instead of a 16 bit
90 * ===================================================================
91 * =================================================================== */
92
93 struct SCA {
94 UINT wDevID;
95 UINT wMsg;
96 DWORD_PTR dwParam1;
97 DWORD_PTR dwParam2;
98 };
99
100 /* EPP DWORD WINAPI mciSendCommandA(UINT wDevID, UINT wMsg, DWORD dwParam1, DWORD dwParam2); */
101
102 /**************************************************************************
103 * MCI_SCAStarter [internal]
104 */
105 static DWORD CALLBACK MCI_SCAStarter(LPVOID arg)
106 {
107 struct SCA* sca = arg;
108 DWORD ret;
109
110 TRACE("In thread before async command (%08x,%u,%08lx,%08lx)\n",
111 sca->wDevID, sca->wMsg, sca->dwParam1, sca->dwParam2);
112 ret = mciSendCommandA(sca->wDevID, sca->wMsg, sca->dwParam1 | MCI_WAIT, sca->dwParam2);
113 TRACE("In thread after async command (%08x,%u,%08lx,%08lx)\n",
114 sca->wDevID, sca->wMsg, sca->dwParam1, sca->dwParam2);
115 HeapFree(GetProcessHeap(), 0, sca);
116 return ret;
117 }
118
119 /**************************************************************************
120 * MCI_SendCommandAsync [internal]
121 */
122 static DWORD MCI_SendCommandAsync(UINT wDevID, UINT wMsg, DWORD_PTR dwParam1,
123 DWORD_PTR dwParam2, UINT size)
124 {
125 HANDLE handle;
126 struct SCA* sca = HeapAlloc(GetProcessHeap(), 0, sizeof(struct SCA) + size);
127
128 if (sca == 0)
129 return MCIERR_OUT_OF_MEMORY;
130
131 sca->wDevID = wDevID;
132 sca->wMsg = wMsg;
133 sca->dwParam1 = dwParam1;
134
135 if (size && dwParam2) {
136 sca->dwParam2 = (DWORD_PTR)sca + sizeof(struct SCA);
137 /* copy structure passed by program in dwParam2 to be sure
138 * we can still use it whatever the program does
139 */
140 memcpy((LPVOID)sca->dwParam2, (LPVOID)dwParam2, size);
141 } else {
142 sca->dwParam2 = dwParam2;
143 }
144
145 if ((handle = CreateThread(NULL, 0, MCI_SCAStarter, sca, 0, NULL)) == 0) {
146 WARN("Couldn't allocate thread for async command handling, sending synchronously\n");
147 return MCI_SCAStarter(sca);
148 }
149 SetThreadPriority(handle, THREAD_PRIORITY_TIME_CRITICAL);
150 CloseHandle(handle);
151 return 0;
152 }
153
154 /*======================================================================*
155 * MCI MIDI implementation *
156 *======================================================================*/
157
158 static DWORD MIDI_mciResume(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms);
159
160 /**************************************************************************
161 * MIDI_drvOpen [internal]
162 */
163 static DWORD MIDI_drvOpen(LPCWSTR str, LPMCI_OPEN_DRIVER_PARMSW modp)
164 {
165 WINE_MCIMIDI* wmm;
166
167 if (!modp) return 0xFFFFFFFF;
168
169 wmm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_MCIMIDI));
170
171 if (!wmm)
172 return 0;
173
174 wmm->wDevID = modp->wDeviceID;
175 mciSetDriverData(wmm->wDevID, (DWORD_PTR)wmm);
176 modp->wCustomCommandTable = MCI_NO_COMMAND_TABLE;
177 modp->wType = MCI_DEVTYPE_SEQUENCER;
178 return modp->wDeviceID;
179 }
180
181 /**************************************************************************
182 * MCIMIDI_drvClose [internal]
183 */
184 static DWORD MIDI_drvClose(DWORD dwDevID)
185 {
186 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(dwDevID);
187
188 if (wmm) {
189 HeapFree(GetProcessHeap(), 0, wmm);
190 mciSetDriverData(dwDevID, 0);
191 return 1;
192 }
193 return (dwDevID == 0xFFFFFFFF) ? 1 : 0;
194 }
195
196 /**************************************************************************
197 * MIDI_mciGetOpenDev [internal]
198 */
199 static WINE_MCIMIDI* MIDI_mciGetOpenDev(UINT wDevID)
200 {
201 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
202
203 if (wmm == NULL || wmm->nUseCount == 0) {
204 WARN("Invalid wDevID=%u\n", wDevID);
205 return 0;
206 }
207 return wmm;
208 }
209
210 /**************************************************************************
211 * MIDI_mciReadByte [internal]
212 */
213 static DWORD MIDI_mciReadByte(WINE_MCIMIDI* wmm, BYTE *lpbyt)
214 {
215 DWORD ret = 0;
216
217 if (lpbyt == NULL ||
218 mmioRead(wmm->hFile, (HPSTR)lpbyt, sizeof(BYTE)) != (long)sizeof(BYTE)) {
219 WARN("Error reading wmm=%p\n", wmm);
220 ret = MCIERR_INVALID_FILE;
221 }
222
223 return ret;
224 }
225
226 /**************************************************************************
227 * MIDI_mciReadWord [internal]
228 */
229 static DWORD MIDI_mciReadWord(WINE_MCIMIDI* wmm, LPWORD lpw)
230 {
231 BYTE hibyte, lobyte;
232 DWORD ret = MCIERR_INVALID_FILE;
233
234 if (lpw != NULL &&
235 MIDI_mciReadByte(wmm, &hibyte) == 0 &&
236 MIDI_mciReadByte(wmm, &lobyte) == 0) {
237 *lpw = ((WORD)hibyte << 8) + lobyte;
238 ret = 0;
239 }
240 return ret;
241 }
242
243 /**************************************************************************
244 * MIDI_mciReadLong [internal]
245 */
246 static DWORD MIDI_mciReadLong(WINE_MCIMIDI* wmm, LPDWORD lpdw)
247 {
248 WORD hiword, loword;
249 DWORD ret = MCIERR_INVALID_FILE;
250
251 if (lpdw != NULL &&
252 MIDI_mciReadWord(wmm, &hiword) == 0 &&
253 MIDI_mciReadWord(wmm, &loword) == 0) {
254 *lpdw = MAKELONG(loword, hiword);
255 ret = 0;
256 }
257 return ret;
258 }
259
260 /**************************************************************************
261 * MIDI_mciReadVaryLen [internal]
262 */
263 static WORD MIDI_mciReadVaryLen(WINE_MCIMIDI* wmm, LPDWORD lpdw)
264 {
265 BYTE byte;
266 DWORD value = 0;
267 WORD ret = 0;
268
269 if (lpdw == NULL) {
270 ret = MCIERR_INVALID_FILE;
271 } else {
272 do {
273 if (MIDI_mciReadByte(wmm, &byte) != 0) {
274 return 0;
275 }
276 value = (value << 7) + (byte & 0x7F);
277 ret++;
278 } while (byte & 0x80);
279 *lpdw = value;
280 /*
281 TRACE("val=%08X\n", value);
282 */
283 }
284 return ret;
285 }
286
287 /**************************************************************************
288 * MIDI_mciReadNextEvent [internal]
289 */
290 static DWORD MIDI_mciReadNextEvent(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
291 {
292 BYTE b1, b2 = 0, b3;
293 WORD hw = 0;
294 DWORD evtPulse;
295 DWORD evtLength;
296 DWORD tmp;
297
298 if (mmioSeek(wmm->hFile, mmt->dwIndex, SEEK_SET) != mmt->dwIndex) {
299 WARN("Can't seek at %08X\n", mmt->dwIndex);
300 return MCIERR_INVALID_FILE;
301 }
302 evtLength = MIDI_mciReadVaryLen(wmm, &evtPulse) + 1; /* > 0 */
303 MIDI_mciReadByte(wmm, &b1);
304 switch (b1) {
305 case 0xF0:
306 case 0xF7:
307 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
308 evtLength += tmp;
309 break;
310 case 0xFF:
311 MIDI_mciReadByte(wmm, &b2); evtLength++;
312
313 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
314 if (evtLength >= 0x10000u) {
315 /* this limitation shouldn't be a problem */
316 WARN("Ouch !! Implementation limitation to 64k bytes for a MIDI event is overflowed\n");
317 hw = 0xFFFF;
318 } else {
319 hw = LOWORD(evtLength);
320 }
321 evtLength += tmp;
322 break;
323 default:
324 if (b1 & 0x80) { /* use running status ? */
325 mmt->wLastCommand = b1;
326 MIDI_mciReadByte(wmm, &b2); evtLength++;
327 } else {
328 b2 = b1;
329 b1 = mmt->wLastCommand;
330 }
331 switch ((b1 >> 4) & 0x07) {
332 case 0: case 1: case 2: case 3: case 6:
333 MIDI_mciReadByte(wmm, &b3); evtLength++;
334 hw = b3;
335 break;
336 case 4: case 5:
337 break;
338 case 7:
339 WARN("Strange indeed b1=0x%02x\n", b1);
340 }
341 break;
342 }
343 if (mmt->dwIndex + evtLength > mmt->dwLast)
344 return MCIERR_INTERNAL;
345
346 mmt->dwEventPulse += evtPulse;
347 mmt->dwEventData = (hw << 16) + (b2 << 8) + b1;
348 mmt->wEventLength = evtLength;
349
350 /*
351 TRACE("[%u] => pulse=%08x(%08x), data=%08x, length=%u\n",
352 mmt->wTrackNr, mmt->dwEventPulse, evtPulse,
353 mmt->dwEventData, mmt->wEventLength);
354 */
355 return 0;
356 }
357
358 /**************************************************************************
359 * MIDI_mciReadMTrk [internal]
360 */
361 static DWORD MIDI_mciReadMTrk(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
362 {
363 DWORD toberead;
364 FOURCC fourcc;
365
366 if (mmioRead(wmm->hFile, (HPSTR)&fourcc, (long)sizeof(FOURCC)) !=
367 (long)sizeof(FOURCC)) {
368 return MCIERR_INVALID_FILE;
369 }
370
371 if (fourcc != mmioFOURCC('M', 'T', 'r', 'k')) {
372 WARN("Can't synchronize on 'MTrk' !\n");
373 return MCIERR_INVALID_FILE;
374 }
375
376 if (MIDI_mciReadLong(wmm, &toberead) != 0) {
377 return MCIERR_INVALID_FILE;
378 }
379 mmt->dwFirst = mmioSeek(wmm->hFile, 0, SEEK_CUR); /* >= 0 */
380 mmt->dwLast = mmt->dwFirst + toberead;
381
382 /* compute # of pulses in this track */
383 mmt->dwIndex = mmt->dwFirst;
384 mmt->dwEventPulse = 0;
385
386 while (MIDI_mciReadNextEvent(wmm, mmt) == 0 && LOWORD(mmt->dwEventData) != 0x2FFF) {
387 char buf[1024];
388 WORD len;
389
390 mmt->dwIndex += mmt->wEventLength;
391
392 switch (LOWORD(mmt->dwEventData)) {
393 case 0x02FF:
394 case 0x03FF:
395 /* position after meta data header */
396 mmioSeek(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
397 len = mmt->wEventLength - HIWORD(mmt->dwEventData);
398
399 if (len >= sizeof(buf)) {
400 WARN("Buffer for text is too small (%u are needed)\n", len);
401 len = sizeof(buf) - 1;
402 }
403 if (mmioRead(wmm->hFile, buf, len) == len) {
404 buf[len] = 0; /* end string in case */
405 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
406 case 0x02:
407 if (wmm->lpstrCopyright) {
408 WARN("Two copyright notices (%s|%s)\n", debugstr_w(wmm->lpstrCopyright), buf);
409 } else {
410 len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
411 wmm->lpstrCopyright = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
412 MultiByteToWideChar( CP_ACP, 0, buf, -1, wmm->lpstrCopyright, len );
413 }
414 break;
415 case 0x03:
416 if (wmm->lpstrName) {
417 WARN("Two names (%s|%s)\n", debugstr_w(wmm->lpstrName), buf);
418 } else {
419 len = MultiByteToWideChar( CP_ACP, 0, buf, -1, NULL, 0 );
420 wmm->lpstrName = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
421 MultiByteToWideChar( CP_ACP, 0, buf, -1, wmm->lpstrName, len );
422 }
423 break;
424 }
425 }
426 break;
427 }
428 }
429 mmt->dwLength = mmt->dwEventPulse;
430
431 TRACE("Track %u has %u bytes and %u pulses\n", mmt->wTrackNr, toberead, mmt->dwLength);
432
433 /* reset track data */
434 mmt->wStatus = 1; /* ok, playing */
435 mmt->dwIndex = mmt->dwFirst;
436 mmt->dwEventPulse = 0;
437
438 if (mmioSeek(wmm->hFile, 0, SEEK_CUR) != mmt->dwLast) {
439 WARN("Ouch, out of sync seek=%u track=%u\n",
440 mmioSeek(wmm->hFile, 0, SEEK_CUR), mmt->dwLast);
441 /* position at end of this track, to be ready to read next track */
442 mmioSeek(wmm->hFile, mmt->dwLast, SEEK_SET);
443 }
444
445 return 0;
446 }
447
448 /**************************************************************************
449 * MIDI_mciReadMThd [internal]
450 */
451 static DWORD MIDI_mciReadMThd(WINE_MCIMIDI* wmm, DWORD dwOffset)
452 {
453 DWORD toberead;
454 FOURCC fourcc;
455 WORD nt;
456
457 TRACE("(%p, %08X);\n", wmm, dwOffset);
458
459 if (mmioSeek(wmm->hFile, dwOffset, SEEK_SET) != dwOffset) {
460 WARN("Can't seek at %08X begin of 'MThd'\n", dwOffset);
461 return MCIERR_INVALID_FILE;
462 }
463 if (mmioRead(wmm->hFile, (HPSTR)&fourcc,
464 (long) sizeof(FOURCC)) != (long) sizeof(FOURCC))
465 return MCIERR_INVALID_FILE;
466
467 if (fourcc != mmioFOURCC('M', 'T', 'h', 'd')) {
468 WARN("Can't synchronize on 'MThd' !\n");
469 return MCIERR_INVALID_FILE;
470 }
471
472 if (MIDI_mciReadLong(wmm, &toberead) != 0 || toberead < 3 * sizeof(WORD))
473 return MCIERR_INVALID_FILE;
474
475 if (MIDI_mciReadWord(wmm, &wmm->wFormat) != 0 ||
476 MIDI_mciReadWord(wmm, &wmm->nTracks) != 0 ||
477 MIDI_mciReadWord(wmm, &wmm->nDivision) != 0) {
478 return MCIERR_INVALID_FILE;
479 }
480
481 TRACE("toberead=0x%08X, wFormat=0x%04X nTracks=0x%04X nDivision=0x%04X\n",
482 toberead, wmm->wFormat, wmm->nTracks, wmm->nDivision);
483
484 /* MS doc says that the MIDI MCI time format must be put by default to the format
485 * stored in the MIDI file...
486 */
487 if (wmm->nDivision > 0x8000) {
488 /* eric.pouech@lemel.fr 98/11
489 * I did not check this very code (pulses are expressed as SMPTE sub-frames).
490 * In about 40 MB of MIDI files I have, none was SMPTE based...
491 * I'm just wondering if this is widely used :-). So, if someone has one of
492 * these files, I'd like to know about it.
493 */
494 FIXME("Handling SMPTE time in MIDI files has not been tested\n"
495 "Please report to comp.emulators.ms-windows.wine with MIDI file !\n");
496
497 switch (HIBYTE(wmm->nDivision)) {
498 case 0xE8: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24; break; /* -24 */
499 case 0xE7: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25; break; /* -25 */
500 case 0xE3: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
501 case 0xE2: wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30; break; /* -30 */
502 default:
503 WARN("Unsupported number of frames %d\n", -(char)HIBYTE(wmm->nDivision));
504 return MCIERR_INVALID_FILE;
505 }
506 switch (LOBYTE(wmm->nDivision)) {
507 case 4: /* MIDI Time Code */
508 case 8:
509 case 10:
510 case 80: /* SMPTE bit resolution */
511 case 100:
512 default:
513 WARN("Unsupported number of sub-frames %d\n", LOBYTE(wmm->nDivision));
514 return MCIERR_INVALID_FILE;
515 }
516 } else if (wmm->nDivision == 0) {
517 WARN("Number of division is 0, can't support that !!\n");
518 return MCIERR_INVALID_FILE;
519 } else {
520 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
521 }
522
523 switch (wmm->wFormat) {
524 case 0:
525 if (wmm->nTracks != 1) {
526 WARN("Got type 0 file whose number of track is not 1. Setting it to 1\n");
527 wmm->nTracks = 1;
528 }
529 break;
530 case 1:
531 case 2:
532 break;
533 default:
534 WARN("Handling MIDI files which format = %d is not (yet) supported\n"
535 "Please report with MIDI file !\n", wmm->wFormat);
536 return MCIERR_INVALID_FILE;
537 }
538
539 if (wmm->nTracks & 0x8000) {
540 /* this shouldn't be a problem... */
541 WARN("Ouch !! Implementation limitation to 32k tracks per MIDI file is overflowed\n");
542 wmm->nTracks = 0x7FFF;
543 }
544
545 if ((wmm->tracks = HeapAlloc(GetProcessHeap(), 0, sizeof(MCI_MIDITRACK) * wmm->nTracks)) == NULL) {
546 return MCIERR_OUT_OF_MEMORY;
547 }
548
549 toberead -= 3 * sizeof(WORD);
550 if (toberead > 0) {
551 TRACE("Size of MThd > 6, skipping %d extra bytes\n", toberead);
552 mmioSeek(wmm->hFile, toberead, SEEK_CUR);
553 }
554
555 for (nt = 0; nt < wmm->nTracks; nt++) {
556 wmm->tracks[nt].wTrackNr = nt;
557 if (MIDI_mciReadMTrk(wmm, &wmm->tracks[nt]) != 0) {
558 WARN("Can't read 'MTrk' header\n");
559 return MCIERR_INVALID_FILE;
560 }
561 }
562
563 wmm->dwTempo = 500000;
564
565 return 0;
566 }
567
568 /**************************************************************************
569 * MIDI_ConvertPulseToMS [internal]
570 */
571 static DWORD MIDI_ConvertPulseToMS(WINE_MCIMIDI* wmm, DWORD pulse)
572 {
573 DWORD ret = 0;
574
575 /* FIXME: this function may return false values since the tempo (wmm->dwTempo)
576 * may change during file playing
577 */
578 if (wmm->nDivision == 0) {
579 FIXME("Shouldn't happen. wmm->nDivision = 0\n");
580 } else if (wmm->nDivision > 0x8000) { /* SMPTE, unchecked FIXME? */
581 int nf = -(char)HIBYTE(wmm->nDivision); /* number of frames */
582 int nsf = LOBYTE(wmm->nDivision); /* number of sub-frames */
583 ret = (pulse * 1000) / (nf * nsf);
584 } else {
585 ret = (DWORD)((double)pulse * ((double)wmm->dwTempo / 1000) /
586 (double)wmm->nDivision);
587 }
588
589 /*
590 TRACE("pulse=%u tempo=%u division=%u=0x%04x => ms=%u\n",
591 pulse, wmm->dwTempo, wmm->nDivision, wmm->nDivision, ret);
592 */
593
594 return ret;
595 }
596
597 #define TIME_MS_IN_ONE_HOUR (60*60*1000)
598 #define TIME_MS_IN_ONE_MINUTE (60*1000)
599 #define TIME_MS_IN_ONE_SECOND (1000)
600
601 /**************************************************************************
602 * MIDI_ConvertTimeFormatToMS [internal]
603 */
604 static DWORD MIDI_ConvertTimeFormatToMS(WINE_MCIMIDI* wmm, DWORD val)
605 {
606 DWORD ret = 0;
607
608 switch (wmm->dwMciTimeFormat) {
609 case MCI_FORMAT_MILLISECONDS:
610 ret = val;
611 break;
612 case MCI_FORMAT_SMPTE_24:
613 ret =
614 (HIBYTE(HIWORD(val)) * 125) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
615 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
616 break;
617 case MCI_FORMAT_SMPTE_25:
618 ret =
619 HIBYTE(HIWORD(val)) * 40 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
620 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
621 break;
622 case MCI_FORMAT_SMPTE_30:
623 ret =
624 (HIBYTE(HIWORD(val)) * 100) / 3 + LOBYTE(HIWORD(val)) * TIME_MS_IN_ONE_SECOND +
625 HIBYTE(LOWORD(val)) * TIME_MS_IN_ONE_MINUTE + LOBYTE(LOWORD(val)) * TIME_MS_IN_ONE_HOUR;
626 break;
627 default:
628 WARN("Bad time format %u!\n", wmm->dwMciTimeFormat);
629 }
630 /*
631 TRACE("val=%u=0x%08x [tf=%u] => ret=%u\n", val, val, wmm->dwMciTimeFormat, ret);
632 */
633 return ret;
634 }
635
636 /**************************************************************************
637 * MIDI_ConvertMSToTimeFormat [internal]
638 */
639 static DWORD MIDI_ConvertMSToTimeFormat(WINE_MCIMIDI* wmm, DWORD _val)
640 {
641 DWORD ret = 0, val = _val;
642 DWORD h, m, s, f;
643
644 switch (wmm->dwMciTimeFormat) {
645 case MCI_FORMAT_MILLISECONDS:
646 ret = val;
647 break;
648 case MCI_FORMAT_SMPTE_24:
649 case MCI_FORMAT_SMPTE_25:
650 case MCI_FORMAT_SMPTE_30:
651 h = val / TIME_MS_IN_ONE_HOUR;
652 m = (val -= h * TIME_MS_IN_ONE_HOUR) / TIME_MS_IN_ONE_MINUTE;
653 s = (val -= m * TIME_MS_IN_ONE_MINUTE) / TIME_MS_IN_ONE_SECOND;
654 switch (wmm->dwMciTimeFormat) {
655 case MCI_FORMAT_SMPTE_24:
656 /* one frame is 1000/24 val long, 1000/24 == 125/3 */
657 f = (val * 3) / 125; val -= (f * 125) / 3;
658 break;
659 case MCI_FORMAT_SMPTE_25:
660 /* one frame is 1000/25 ms long, 1000/25 == 40 */
661 f = val / 40; val -= f * 40;
662 break;
663 case MCI_FORMAT_SMPTE_30:
664 /* one frame is 1000/30 ms long, 1000/30 == 100/3 */
665 f = (val * 3) / 100; val -= (f * 100) / 3;
666 break;
667 default:
668 FIXME("There must be some bad bad programmer\n");
669 f = 0;
670 }
671 /* val contains the number of ms which cannot make a complete frame */
672 /* FIXME: is this correct ? programs seem to be happy with that */
673 ret = (f << 24) | (s << 16) | (m << 8) | (h << 0);
674 break;
675 default:
676 WARN("Bad time format %u!\n", wmm->dwMciTimeFormat);
677 }
678 /*
679 TRACE("val=%u [tf=%u] => ret=%u=0x%08x\n", _val, wmm->dwMciTimeFormat, ret, ret);
680 */
681 return ret;
682 }
683
684 /**************************************************************************
685 * MIDI_GetMThdLengthMS [internal]
686 */
687 static DWORD MIDI_GetMThdLengthMS(WINE_MCIMIDI* wmm)
688 {
689 WORD nt;
690 DWORD ret = 0;
691
692 for (nt = 0; nt < wmm->nTracks; nt++) {
693 if (wmm->wFormat == 2) {
694 ret += wmm->tracks[nt].dwLength;
695 } else if (wmm->tracks[nt].dwLength > ret) {
696 ret = wmm->tracks[nt].dwLength;
697 }
698 }
699 /* FIXME: this is wrong if there is a tempo change inside the file */
700 return MIDI_ConvertPulseToMS(wmm, ret);
701 }
702
703 /**************************************************************************
704 * MIDI_mciOpen [internal]
705 */
706 static DWORD MIDI_mciOpen(UINT wDevID, DWORD dwFlags, LPMCI_OPEN_PARMSW lpParms)
707 {
708 DWORD dwRet = 0;
709 DWORD dwDeviceID;
710 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
711
712 TRACE("(%04x, %08X, %p)\n", wDevID, dwFlags, lpParms);
713
714 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
715 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
716 if (dwFlags & MCI_OPEN_SHAREABLE)
717 return MCIERR_HARDWARE;
718
719 if (wmm->nUseCount > 0) {
720 /* The driver is already opened on this channel
721 * MIDI sequencer cannot be shared
722 */
723 return MCIERR_DEVICE_OPEN;
724 }
725 wmm->nUseCount++;
726
727 wmm->hFile = 0;
728 wmm->hMidi = 0;
729 wmm->lpstrElementName = NULL;
730 dwDeviceID = lpParms->wDeviceID;
731
732 TRACE("wDevID=%04X (lpParams->wDeviceID=%08X)\n", wDevID, dwDeviceID);
733 /* lpParms->wDeviceID = wDevID;*/
734
735 if (dwFlags & MCI_OPEN_ELEMENT) {
736 TRACE("MCI_OPEN_ELEMENT %s!\n", debugstr_w(lpParms->lpstrElementName));
737 if (lpParms->lpstrElementName && strlenW(lpParms->lpstrElementName) > 0) {
738 wmm->hFile = mmioOpenW((LPWSTR)lpParms->lpstrElementName, NULL,
739 MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
740 if (wmm->hFile == 0) {
741 WARN("Can't find file %s!\n", debugstr_w(lpParms->lpstrElementName));
742 wmm->nUseCount--;
743 return MCIERR_FILE_NOT_FOUND;
744 }
745 wmm->lpstrElementName = HeapAlloc(GetProcessHeap(), 0,
746 (strlenW(lpParms->lpstrElementName) + 1) * sizeof(WCHAR));
747 strcpyW(wmm->lpstrElementName, lpParms->lpstrElementName);
748 }
749 }
750 TRACE("hFile=%p\n", wmm->hFile);
751
752 wmm->lpstrCopyright = NULL;
753 wmm->lpstrName = NULL;
754
755 wmm->wNotifyDeviceID = dwDeviceID;
756 wmm->dwStatus = MCI_MODE_NOT_READY; /* while loading file contents */
757 /* spec says it should be the default format from the MIDI file... */
758 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
759
760 if (wmm->hFile != 0) {
761 MMCKINFO ckMainRIFF;
762 MMCKINFO mmckInfo;
763 DWORD dwOffset = 0;
764
765 if (mmioDescend(wmm->hFile, &ckMainRIFF, NULL, 0) != 0) {
766 dwRet = MCIERR_INVALID_FILE;
767 } else {
768 TRACE("ParentChunk ckid=%.4s fccType=%.4s cksize=%08X\n",
769 (LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
770
771 if (ckMainRIFF.ckid == FOURCC_RIFF && ckMainRIFF.fccType == mmioFOURCC('R', 'M', 'I', 'D')) {
772 mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
773 mmioSeek(wmm->hFile, ckMainRIFF.dwDataOffset + ((ckMainRIFF.cksize + 1) & ~1), SEEK_SET);
774 if (mmioDescend(wmm->hFile, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK) == 0) {
775 TRACE("... is a 'RMID' file\n");
776 dwOffset = mmckInfo.dwDataOffset;
777 } else {
778 dwRet = MCIERR_INVALID_FILE;
779 }
780 }
781 if (dwRet == 0 && MIDI_mciReadMThd(wmm, dwOffset) != 0) {
782 WARN("Can't read 'MThd' header\n");
783 dwRet = MCIERR_INVALID_FILE;
784 }
785 }
786 } else {
787 TRACE("hFile==0, setting #tracks to 0; is this correct ?\n");
788 wmm->nTracks = 0;
789 wmm->wFormat = 0;
790 wmm->nDivision = 1;
791 }
792 if (dwRet != 0) {
793 wmm->nUseCount--;
794 if (wmm->hFile != 0)
795 mmioClose(wmm->hFile, 0);
796 wmm->hFile = 0;
797 } else {
798 wmm->dwPositionMS = 0;
799 wmm->dwStatus = MCI_MODE_STOP;
800 }
801 return dwRet;
802 }
803
804 /**************************************************************************
805 * MIDI_mciStop [internal]
806 */
807 static DWORD MIDI_mciStop(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
808 {
809 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
810
811 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
812
813 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
814
815 if (wmm->dwStatus != MCI_MODE_STOP) {
816 int oldstat = wmm->dwStatus;
817
818 wmm->dwStatus = MCI_MODE_NOT_READY;
819 if (oldstat == MCI_MODE_PAUSE)
820 midiOutReset((HMIDIOUT)wmm->hMidi);
821
822 while (wmm->dwStatus != MCI_MODE_STOP)
823 Sleep(10);
824 }
825
826 /* sanity reset */
827 wmm->dwStatus = MCI_MODE_STOP;
828
829 TRACE("wmm->dwStatus=%d\n", wmm->dwStatus);
830
831 if (lpParms && (dwFlags & MCI_NOTIFY)) {
832 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
833 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
834 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
835 }
836 return 0;
837 }
838
839 /**************************************************************************
840 * MIDI_mciClose [internal]
841 */
842 static DWORD MIDI_mciClose(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
843 {
844 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
845
846 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
847
848 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
849
850 if (wmm->dwStatus != MCI_MODE_STOP) {
851 MIDI_mciStop(wDevID, MCI_WAIT, lpParms);
852 }
853
854 wmm->nUseCount--;
855 if (wmm->nUseCount == 0) {
856 if (wmm->hFile != 0) {
857 mmioClose(wmm->hFile, 0);
858 wmm->hFile = 0;
859 TRACE("hFile closed !\n");
860 }
861 HeapFree(GetProcessHeap(), 0, wmm->tracks);
862 HeapFree(GetProcessHeap(), 0, wmm->lpstrElementName);
863 HeapFree(GetProcessHeap(), 0, wmm->lpstrCopyright);
864 HeapFree(GetProcessHeap(), 0, wmm->lpstrName);
865 } else {
866 TRACE("Shouldn't happen... nUseCount=%d\n", wmm->nUseCount);
867 return MCIERR_INTERNAL;
868 }
869
870 if (lpParms && (dwFlags & MCI_NOTIFY)) {
871 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
872 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
873 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
874 }
875 return 0;
876 }
877
878 /**************************************************************************
879 * MIDI_mciFindNextEvent [internal]
880 */
881 static MCI_MIDITRACK* MIDI_mciFindNextEvent(WINE_MCIMIDI* wmm, LPDWORD hiPulse)
882 {
883 WORD cnt, nt;
884 MCI_MIDITRACK* mmt;
885
886 *hiPulse = 0xFFFFFFFFul;
887 cnt = 0xFFFFu;
888 for (nt = 0; nt < wmm->nTracks; nt++) {
889 mmt = &wmm->tracks[nt];
890
891 if (mmt->wStatus == 0)
892 continue;
893 if (mmt->dwEventPulse < *hiPulse) {
894 *hiPulse = mmt->dwEventPulse;
895 cnt = nt;
896 }
897 }
898 return (cnt == 0xFFFFu) ? 0 /* no more event on all tracks */
899 : &wmm->tracks[cnt];
900 }
901
902 /**************************************************************************
903 * MIDI_mciPlay [internal]
904 */
905 static DWORD MIDI_mciPlay(UINT wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
906 {
907 DWORD dwStartMS, dwEndMS;
908 DWORD dwRet = 0;
909 WORD doPlay, nt;
910 MCI_MIDITRACK* mmt;
911 DWORD hiPulse;
912 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
913
914 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
915
916 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
917
918 if (wmm->hFile == 0) {
919 WARN("Can't play: no file %s!\n", debugstr_w(wmm->lpstrElementName));
920 return MCIERR_FILE_NOT_FOUND;
921 }
922
923 if (wmm->dwStatus != MCI_MODE_STOP) {
924 if (wmm->dwStatus == MCI_MODE_PAUSE) {
925 /* FIXME: parameters (start/end) in lpParams may not be used */
926 return MIDI_mciResume(wDevID, dwFlags, (LPMCI_GENERIC_PARMS)lpParms);
927 }
928 WARN("Can't play: device is not stopped !\n");
929 return MCIERR_INTERNAL;
930 }
931
932 if (!(dwFlags & MCI_WAIT)) {
933 /** FIXME: I'm not 100% sure that wNotifyDeviceID is the right value in all cases ??? */
934 return MCI_SendCommandAsync(wmm->wNotifyDeviceID, MCI_PLAY, dwFlags, (DWORD_PTR)lpParms, sizeof(LPMCI_PLAY_PARMS));
935 }
936
937 if (lpParms && (dwFlags & MCI_FROM)) {
938 dwStartMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwFrom);
939 } else {
940 dwStartMS = wmm->dwPositionMS;
941 }
942
943 if (lpParms && (dwFlags & MCI_TO)) {
944 dwEndMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
945 } else {
946 dwEndMS = 0xFFFFFFFFul;
947 }
948
949 TRACE("Playing from %u to %u\n", dwStartMS, dwEndMS);
950
951 /* init tracks */
952 for (nt = 0; nt < wmm->nTracks; nt++) {
953 mmt = &wmm->tracks[nt];
954
955 mmt->wStatus = 1; /* ok, playing */
956 mmt->dwIndex = mmt->dwFirst;
957 if (wmm->wFormat == 2 && nt > 0) {
958 mmt->dwEventPulse = wmm->tracks[nt - 1].dwLength;
959 } else {
960 mmt->dwEventPulse = 0;
961 }
962 MIDI_mciReadNextEvent(wmm, mmt); /* FIXME == 0 */
963 }
964
965 dwRet = midiOutOpen((LPHMIDIOUT)&wmm->hMidi, MIDIMAPPER, 0L, 0L, CALLBACK_NULL);
966 /* dwRet = midiInOpen(&wmm->hMidi, MIDIMAPPER, 0L, 0L, CALLBACK_NULL);*/
967 if (dwRet != MMSYSERR_NOERROR) {
968 return dwRet;
969 }
970
971 wmm->dwPulse = 0;
972 wmm->dwTempo = 500000;
973 wmm->dwStatus = MCI_MODE_PLAY;
974 wmm->dwPositionMS = 0;
975 wmm->wStartedPlaying = FALSE;
976
977 while (wmm->dwStatus != MCI_MODE_STOP && wmm->dwStatus != MCI_MODE_NOT_READY) {
978 /* it seems that in case of multi-threading, gcc is optimizing just a little bit
979 * too much. Tell gcc not to optimize status value using volatile.
980 */
981 while (((volatile WINE_MCIMIDI*)wmm)->dwStatus == MCI_MODE_PAUSE);
982
983 doPlay = (wmm->dwPositionMS >= dwStartMS && wmm->dwPositionMS <= dwEndMS);
984
985 TRACE("wmm->dwStatus=%d, doPlay=%c\n", wmm->dwStatus, doPlay ? 'T' : 'F');
986
987 if ((mmt = MIDI_mciFindNextEvent(wmm, &hiPulse)) == NULL)
988 break; /* no more event on tracks */
989
990 /* if starting playing, then set StartTicks to the value it would have had
991 * if play had started at position 0
992 */
993 if (doPlay && !wmm->wStartedPlaying) {
994 wmm->dwStartTicks = GetTickCount() - MIDI_ConvertPulseToMS(wmm, wmm->dwPulse);
995 wmm->wStartedPlaying = TRUE;
996 TRACE("Setting dwStartTicks to %u\n", wmm->dwStartTicks);
997 }
998
999 if (hiPulse > wmm->dwPulse) {
1000 wmm->dwPositionMS += MIDI_ConvertPulseToMS(wmm, hiPulse - wmm->dwPulse);
1001 if (doPlay) {
1002 DWORD togo = wmm->dwStartTicks + wmm->dwPositionMS;
1003 DWORD tc = GetTickCount();
1004
1005 TRACE("Pulses hi=0x%08x <> cur=0x%08x\n", hiPulse, wmm->dwPulse);
1006 TRACE("Wait until %u => %u ms\n",
1007 tc - wmm->dwStartTicks, togo - wmm->dwStartTicks);
1008 if (tc < togo)
1009 Sleep(togo - tc);
1010 }
1011 wmm->dwPulse = hiPulse;
1012 }
1013
1014 switch (LOBYTE(LOWORD(mmt->dwEventData))) {
1015 case 0xF0:
1016 case 0xF7: /* sysex events */
1017 {
1018 FIXME("Not handling SysEx events (yet)\n");
1019 }
1020 break;
1021 case 0xFF:
1022 /* position after meta data header */
1023 mmioSeek(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
1024 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
1025 case 0x00: /* 16-bit sequence number */
1026 if (TRACE_ON(mcimidi)) {
1027 WORD twd;
1028
1029 MIDI_mciReadWord(wmm, &twd); /* == 0 */
1030 TRACE("Got sequence number %u\n", twd);
1031 }
1032 break;
1033 case 0x01: /* any text */
1034 case 0x02: /* Copyright Message text */
1035 case 0x03: /* Sequence/Track Name text */
1036 case 0x04: /* Instrument Name text */
1037 case 0x05: /* Lyric text */
1038 case 0x06: /* Marker text */
1039 case 0x07: /* Cue-point text */
1040 if (TRACE_ON(mcimidi)) {
1041 char buf[1024];
1042 WORD len = mmt->wEventLength - HIWORD(mmt->dwEventData);
1043 static const char* const info[8] = {"", "Text", "Copyright", "Seq/Trk name",
1044 "Instrument", "Lyric", "Marker", "Cue-point"};
1045 WORD idx = HIBYTE(LOWORD(mmt->dwEventData));
1046
1047 if (len >= sizeof(buf)) {
1048 WARN("Buffer for text is too small (%u are needed)\n", len);
1049 len = sizeof(buf) - 1;
1050 }
1051 if (mmioRead(wmm->hFile, buf, len) == len) {
1052 buf[len] = 0; /* end string in case */
1053 TRACE("%s => \"%s\"\n", (idx < 8 ) ? info[idx] : "", buf);
1054 } else {
1055 WARN("Couldn't read data for %s\n", (idx < 8) ? info[idx] : "");
1056 }
1057 }
1058 break;
1059 case 0x20:
1060 /* MIDI channel (cc) */
1061 if (FIXME_ON(mcimidi)) {
1062 BYTE bt;
1063
1064 MIDI_mciReadByte(wmm, &bt); /* == 0 */
1065 FIXME("NIY: MIDI channel=%u, track=%u\n", bt, mmt->wTrackNr);
1066 }
1067 break;
1068 case 0x21:
1069 /* MIDI port (pp) */
1070 if (FIXME_ON(mcimidi)) {
1071 BYTE bt;
1072
1073 MIDI_mciReadByte(wmm, &bt); /* == 0 */
1074 FIXME("NIY: MIDI port=%u, track=%u\n", bt, mmt->wTrackNr);
1075 }
1076 break;
1077 case 0x2F: /* end of track */
1078 mmt->wStatus = 0;
1079 break;
1080 case 0x51:/* set tempo */
1081 /* Tempo is expressed in -seconds per midi quarter note
1082 * for format 1 MIDI files, this can only be present on track #0
1083 */
1084 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
1085 WARN("For format #1 MIDI files, tempo can only be changed on track #0 (%u)\n", mmt->wTrackNr);
1086 } else {
1087 BYTE tbt;
1088 DWORD value = 0;
1089
1090 MIDI_mciReadByte(wmm, &tbt); value = ((DWORD)tbt) << 16;
1091 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 8;
1092 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 0;
1093 TRACE("Setting tempo to %d (BPM=%d)\n", wmm->dwTempo, (value) ? (60000000 / value) : 0);
1094 wmm->dwTempo = value;
1095 }
1096 break;
1097 case 0x54: /* (hour) (min) (second) (frame) (fractional-frame) - SMPTE track start */
1098 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
1099 WARN("For format #1 MIDI files, SMPTE track start can only be expressed on track #0 (%u)\n", mmt->wTrackNr);
1100 } if (mmt->dwEventPulse != 0) {
1101 WARN("SMPTE track start can only be expressed at start of track (%u)\n", mmt->dwEventPulse);
1102 } else {
1103 BYTE h, m, s, f, ff;
1104
1105 MIDI_mciReadByte(wmm, &h);
1106 MIDI_mciReadByte(wmm, &m);
1107 MIDI_mciReadByte(wmm, &s);
1108 MIDI_mciReadByte(wmm, &f);
1109 MIDI_mciReadByte(wmm, &ff);
1110 FIXME("NIY: SMPTE track start %u:%u:%u %u.%u\n", h, m, s, f, ff);
1111 }
1112 break;
1113 case 0x58: /* file rhythm */
1114 if (TRACE_ON(mcimidi)) {
1115 BYTE num, den, cpmc, _32npqn;
1116
1117 MIDI_mciReadByte(wmm, &num);
1118 MIDI_mciReadByte(wmm, &den); /* to notate e.g. 6/8 */
1119 MIDI_mciReadByte(wmm, &cpmc); /* number of MIDI clocks per metronome click */
1120 MIDI_mciReadByte(wmm, &_32npqn); /* number of notated 32nd notes per MIDI quarter note */
1121
1122 TRACE("%u/%u, clock per metronome click=%u, 32nd notes by 1/4 note=%u\n", num, 1 << den, cpmc, _32npqn);
1123 }
1124 break;
1125 case 0x59: /* key signature */
1126 if (TRACE_ON(mcimidi)) {
1127 BYTE sf, mm;
1128
1129 MIDI_mciReadByte(wmm, &sf);
1130 MIDI_mciReadByte(wmm, &mm);
1131
1132 if (sf >= 0x80) TRACE("%d flats\n", -(char)sf);
1133 else if (sf > 0) TRACE("%d sharps\n", (char)sf);
1134 else TRACE("Key of C\n");
1135 TRACE("Mode: %s\n", (mm == 0) ? "major" : "minor");
1136 }
1137 break;
1138 default:
1139 WARN("Unknown MIDI meta event %02x. Skipping...\n", HIBYTE(LOWORD(mmt->dwEventData)));
1140 break;
1141 }
1142 break;
1143 default:
1144 if (doPlay) {
1145 dwRet = midiOutShortMsg((HMIDIOUT)wmm->hMidi, mmt->dwEventData);
1146 } else {
1147 switch (LOBYTE(LOWORD(mmt->dwEventData)) & 0xF0) {
1148 case MIDI_NOTEON:
1149 case MIDI_NOTEOFF:
1150 dwRet = 0;
1151 break;
1152 default:
1153 dwRet = midiOutShortMsg((HMIDIOUT)wmm->hMidi, mmt->dwEventData);
1154 }
1155 }
1156 }
1157 mmt->dwIndex += mmt->wEventLength;
1158 if (mmt->dwIndex < mmt->dwFirst || mmt->dwIndex >= mmt->dwLast) {
1159 mmt->wStatus = 0;
1160 }
1161 if (mmt->wStatus) {
1162 MIDI_mciReadNextEvent(wmm, mmt);
1163 }
1164 }
1165
1166 midiOutReset((HMIDIOUT)wmm->hMidi);
1167
1168 dwRet = midiOutClose((HMIDIOUT)wmm->hMidi);
1169 /* to restart playing at beginning when it's over */
1170 wmm->dwPositionMS = 0;
1171
1172 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1173 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1174 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1175 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1176 }
1177
1178 wmm->dwStatus = MCI_MODE_STOP;
1179 return dwRet;
1180 }
1181
1182 /**************************************************************************
1183 * MIDI_mciRecord [internal]
1184 */
1185 static DWORD MIDI_mciRecord(UINT wDevID, DWORD dwFlags, LPMCI_RECORD_PARMS lpParms)
1186 {
1187 int start, end;
1188 MIDIHDR midiHdr;
1189 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1190
1191 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1192
1193 if (wmm == 0) return MCIERR_INVALID_DEVICE_ID;
1194
1195 if (wmm->hFile == 0) {
1196 WARN("Can't find file=%s!\n", debugstr_w(wmm->lpstrElementName));
1197 return MCIERR_FILE_NOT_FOUND;
1198 }
1199 start = 1; end = 99999;
1200 if (lpParms && (dwFlags & MCI_FROM)) {
1201 start = lpParms->dwFrom;
1202 TRACE("MCI_FROM=%d\n", start);
1203 }
1204 if (lpParms && (dwFlags & MCI_TO)) {
1205 end = lpParms->dwTo;
1206 TRACE("MCI_TO=%d\n", end);
1207 }
1208 midiHdr.lpData = HeapAlloc(GetProcessHeap(), 0, 1200);
1209 if (!midiHdr.lpData)
1210 return MCIERR_OUT_OF_MEMORY;
1211 midiHdr.dwBufferLength = 1024;
1212 midiHdr.dwUser = 0L;
1213 midiHdr.dwFlags = 0L;
1214 midiInPrepareHeader((HMIDIIN)wmm->hMidi, &midiHdr, sizeof(MIDIHDR));
1215 TRACE("After MIDM_PREPARE\n");
1216 wmm->dwStatus = MCI_MODE_RECORD;
1217 /* FIXME: there is no buffer added */
1218 while (wmm->dwStatus != MCI_MODE_STOP) {
1219 TRACE("wmm->dwStatus=%p %d\n",
1220 &wmm->dwStatus, wmm->dwStatus);
1221 midiHdr.dwBytesRecorded = 0;
1222 midiInStart((HMIDIIN)wmm->hMidi);
1223 TRACE("midiInStart => dwBytesRecorded=%u\n", midiHdr.dwBytesRecorded);
1224 if (midiHdr.dwBytesRecorded == 0) break;
1225 }
1226 TRACE("Before MIDM_UNPREPARE\n");
1227 midiInUnprepareHeader((HMIDIIN)wmm->hMidi, &midiHdr, sizeof(MIDIHDR));
1228 TRACE("After MIDM_UNPREPARE\n");
1229 HeapFree(GetProcessHeap(), 0, midiHdr.lpData);
1230 midiHdr.lpData = NULL;
1231 wmm->dwStatus = MCI_MODE_STOP;
1232 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1233 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1234 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1235 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1236 }
1237 return 0;
1238 }
1239
1240 /**************************************************************************
1241 * MIDI_mciPause [internal]
1242 */
1243 static DWORD MIDI_mciPause(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1244 {
1245 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1246
1247 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1248
1249 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1250
1251 if (wmm->dwStatus == MCI_MODE_PLAY) {
1252 /* stop all notes */
1253 unsigned chn;
1254 for (chn = 0; chn < 16; chn++)
1255 midiOutShortMsg((HMIDIOUT)(wmm->hMidi), 0x78B0 | chn);
1256 wmm->dwStatus = MCI_MODE_PAUSE;
1257 }
1258 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1259 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1260 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1261 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1262 }
1263
1264 return 0;
1265 }
1266
1267 /**************************************************************************
1268 * MIDI_mciResume [internal]
1269 */
1270 static DWORD MIDI_mciResume(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1271 {
1272 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1273
1274 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1275
1276 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1277
1278 if (wmm->dwStatus == MCI_MODE_PAUSE) {
1279 wmm->wStartedPlaying = FALSE;
1280 wmm->dwStatus = MCI_MODE_PLAY;
1281 }
1282 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1283 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1284 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1285 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1286 }
1287 return 0;
1288 }
1289
1290 /**************************************************************************
1291 * MIDI_mciSet [internal]
1292 */
1293 static DWORD MIDI_mciSet(UINT wDevID, DWORD dwFlags, LPMCI_SET_PARMS lpParms)
1294 {
1295 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1296
1297 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1298
1299 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1300 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1301
1302 if (dwFlags & MCI_SET_TIME_FORMAT) {
1303 switch (lpParms->dwTimeFormat) {
1304 case MCI_FORMAT_MILLISECONDS:
1305 TRACE("MCI_FORMAT_MILLISECONDS !\n");
1306 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
1307 break;
1308 case MCI_FORMAT_SMPTE_24:
1309 TRACE("MCI_FORMAT_SMPTE_24 !\n");
1310 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24;
1311 break;
1312 case MCI_FORMAT_SMPTE_25:
1313 TRACE("MCI_FORMAT_SMPTE_25 !\n");
1314 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25;
1315 break;
1316 case MCI_FORMAT_SMPTE_30:
1317 TRACE("MCI_FORMAT_SMPTE_30 !\n");
1318 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30;
1319 break;
1320 default:
1321 WARN("Bad time format %u!\n", lpParms->dwTimeFormat);
1322 return MCIERR_BAD_TIME_FORMAT;
1323 }
1324 }
1325 if (dwFlags & MCI_SET_VIDEO) {
1326 TRACE("No support for video !\n");
1327 return MCIERR_UNSUPPORTED_FUNCTION;
1328 }
1329 if (dwFlags & MCI_SET_DOOR_OPEN) {
1330 TRACE("No support for door open !\n");
1331 return MCIERR_UNSUPPORTED_FUNCTION;
1332 }
1333 if (dwFlags & MCI_SET_DOOR_CLOSED) {
1334 TRACE("No support for door close !\n");
1335 return MCIERR_UNSUPPORTED_FUNCTION;
1336 }
1337 if (dwFlags & MCI_SET_AUDIO) {
1338 if (dwFlags & MCI_SET_ON) {
1339 TRACE("MCI_SET_ON audio !\n");
1340 } else if (dwFlags & MCI_SET_OFF) {
1341 TRACE("MCI_SET_OFF audio !\n");
1342 } else {
1343 WARN("MCI_SET_AUDIO without SET_ON or SET_OFF\n");
1344 return MCIERR_BAD_INTEGER;
1345 }
1346
1347 switch (lpParms->dwAudio)
1348 {
1349 case MCI_SET_AUDIO_ALL: TRACE("MCI_SET_AUDIO_ALL !\n"); break;
1350 case MCI_SET_AUDIO_LEFT: TRACE("MCI_SET_AUDIO_LEFT !\n"); break;
1351 case MCI_SET_AUDIO_RIGHT: TRACE("MCI_SET_AUDIO_RIGHT !\n"); break;
1352 default: WARN("Unknown audio channel %u\n", lpParms->dwAudio); break;
1353 }
1354 }
1355
1356 if (dwFlags & MCI_SEQ_SET_MASTER)
1357 TRACE("MCI_SEQ_SET_MASTER !\n");
1358 if (dwFlags & MCI_SEQ_SET_SLAVE)
1359 TRACE("MCI_SEQ_SET_SLAVE !\n");
1360 if (dwFlags & MCI_SEQ_SET_OFFSET)
1361 TRACE("MCI_SEQ_SET_OFFSET !\n");
1362 if (dwFlags & MCI_SEQ_SET_PORT)
1363 TRACE("MCI_SEQ_SET_PORT !\n");
1364 if (dwFlags & MCI_SEQ_SET_TEMPO)
1365 TRACE("MCI_SEQ_SET_TEMPO !\n");
1366 return 0;
1367 }
1368
1369 /**************************************************************************
1370 * MIDI_mciStatus [internal]
1371 */
1372 static DWORD MIDI_mciStatus(UINT wDevID, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
1373 {
1374 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1375 DWORD ret = 0;
1376
1377 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1378
1379 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1380 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1381
1382 if (dwFlags & MCI_STATUS_ITEM) {
1383 switch (lpParms->dwItem) {
1384 case MCI_STATUS_CURRENT_TRACK:
1385 /* FIXME in Format 2 */
1386 lpParms->dwReturn = 1;
1387 TRACE("MCI_STATUS_CURRENT_TRACK => %lu\n", lpParms->dwReturn);
1388 break;
1389 case MCI_STATUS_LENGTH:
1390 if ((dwFlags & MCI_TRACK) && wmm->wFormat == 2) {
1391 if (lpParms->dwTrack >= wmm->nTracks)
1392 return MCIERR_BAD_INTEGER;
1393 /* FIXME: this is wrong if there is a tempo change inside the file */
1394 lpParms->dwReturn = MIDI_ConvertPulseToMS(wmm, wmm->tracks[lpParms->dwTrack].dwLength);
1395 } else {
1396 lpParms->dwReturn = MIDI_GetMThdLengthMS(wmm);
1397 }
1398 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm, lpParms->dwReturn);
1399 TRACE("MCI_STATUS_LENGTH => %lu\n", lpParms->dwReturn);
1400 break;
1401 case MCI_STATUS_MODE:
1402 TRACE("MCI_STATUS_MODE => %u\n", wmm->dwStatus);
1403 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwStatus, wmm->dwStatus);
1404 ret = MCI_RESOURCE_RETURNED;
1405 break;
1406 case MCI_STATUS_MEDIA_PRESENT:
1407 TRACE("MCI_STATUS_MEDIA_PRESENT => TRUE\n");
1408 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1409 ret = MCI_RESOURCE_RETURNED;
1410 break;
1411 case MCI_STATUS_NUMBER_OF_TRACKS:
1412 lpParms->dwReturn = (wmm->wFormat == 2) ? wmm->nTracks : 1;
1413 TRACE("MCI_STATUS_NUMBER_OF_TRACKS => %lu\n", lpParms->dwReturn);
1414 break;
1415 case MCI_STATUS_POSITION:
1416 /* FIXME: do I need to use MCI_TRACK ? */
1417 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm,
1418 (dwFlags & MCI_STATUS_START) ? 0 : wmm->dwPositionMS);
1419 TRACE("MCI_STATUS_POSITION %s => %lu\n",
1420 (dwFlags & MCI_STATUS_START) ? "start" : "current", lpParms->dwReturn);
1421 break;
1422 case MCI_STATUS_READY:
1423 lpParms->dwReturn = (wmm->dwStatus == MCI_MODE_NOT_READY) ?
1424 MAKEMCIRESOURCE(FALSE, MCI_FALSE) : MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1425 ret = MCI_RESOURCE_RETURNED;
1426 TRACE("MCI_STATUS_READY = %u\n", LOWORD(lpParms->dwReturn));
1427 break;
1428 case MCI_STATUS_TIME_FORMAT:
1429 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwMciTimeFormat, MCI_FORMAT_RETURN_BASE + wmm->dwMciTimeFormat);
1430 TRACE("MCI_STATUS_TIME_FORMAT => %u\n", LOWORD(lpParms->dwReturn));
1431 ret = MCI_RESOURCE_RETURNED;
1432 break;
1433 case MCI_SEQ_STATUS_DIVTYPE:
1434 TRACE("MCI_SEQ_STATUS_DIVTYPE !\n");
1435 if (wmm->nDivision > 0x8000) {
1436 switch (wmm->nDivision) {
1437 case 0xE8: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_24; break; /* -24 */
1438 case 0xE7: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_25; break; /* -25 */
1439 case 0xE3: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
1440 case 0xE2: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30; break; /* -30 */
1441 default: FIXME("There is a bad bad programmer\n");
1442 }
1443 } else {
1444 lpParms->dwReturn = MCI_SEQ_DIV_PPQN;
1445 }
1446 lpParms->dwReturn = MAKEMCIRESOURCE(lpParms->dwReturn,lpParms->dwReturn);
1447 ret = MCI_RESOURCE_RETURNED;
1448 break;
1449 case MCI_SEQ_STATUS_MASTER:
1450 TRACE("MCI_SEQ_STATUS_MASTER !\n");
1451 lpParms->dwReturn = 0;
1452 break;
1453 case MCI_SEQ_STATUS_SLAVE:
1454 TRACE("MCI_SEQ_STATUS_SLAVE !\n");
1455 lpParms->dwReturn = 0;
1456 break;
1457 case MCI_SEQ_STATUS_OFFSET:
1458 TRACE("MCI_SEQ_STATUS_OFFSET !\n");
1459 lpParms->dwReturn = 0;
1460 break;
1461 case MCI_SEQ_STATUS_PORT:
1462 TRACE("MCI_SEQ_STATUS_PORT (%u)!\n", wmm->wDevID);
1463 lpParms->dwReturn = MIDI_MAPPER;
1464 break;
1465 case MCI_SEQ_STATUS_TEMPO:
1466 TRACE("MCI_SEQ_STATUS_TEMPO !\n");
1467 lpParms->dwReturn = wmm->dwTempo;
1468 break;
1469 default:
1470 FIXME("Unknown command %08X !\n", lpParms->dwItem);
1471 return MCIERR_UNRECOGNIZED_COMMAND;
1472 }
1473 } else {
1474 WARN("No Status-Item!\n");
1475 return MCIERR_UNRECOGNIZED_COMMAND;
1476 }
1477 if (dwFlags & MCI_NOTIFY) {
1478 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1479 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1480 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1481 }
1482 return ret;
1483 }
1484
1485 /**************************************************************************
1486 * MIDI_mciGetDevCaps [internal]
1487 */
1488 static DWORD MIDI_mciGetDevCaps(UINT wDevID, DWORD dwFlags,
1489 LPMCI_GETDEVCAPS_PARMS lpParms)
1490 {
1491 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1492 DWORD ret;
1493
1494 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1495
1496 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1497 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1498
1499 if (dwFlags & MCI_GETDEVCAPS_ITEM) {
1500 switch (lpParms->dwItem) {
1501 case MCI_GETDEVCAPS_DEVICE_TYPE:
1502 TRACE("MCI_GETDEVCAPS_DEVICE_TYPE !\n");
1503 lpParms->dwReturn = MAKEMCIRESOURCE(MCI_DEVTYPE_SEQUENCER, MCI_DEVTYPE_SEQUENCER);
1504 ret = MCI_RESOURCE_RETURNED;
1505 break;
1506 case MCI_GETDEVCAPS_HAS_AUDIO:
1507 TRACE("MCI_GETDEVCAPS_HAS_AUDIO !\n");
1508 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1509 ret = MCI_RESOURCE_RETURNED;
1510 break;
1511 case MCI_GETDEVCAPS_HAS_VIDEO:
1512 TRACE("MCI_GETDEVCAPS_HAS_VIDEO !\n");
1513 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1514 ret = MCI_RESOURCE_RETURNED;
1515 break;
1516 case MCI_GETDEVCAPS_USES_FILES:
1517 TRACE("MCI_GETDEVCAPS_USES_FILES !\n");
1518 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1519 ret = MCI_RESOURCE_RETURNED;
1520 break;
1521 case MCI_GETDEVCAPS_COMPOUND_DEVICE:
1522 TRACE("MCI_GETDEVCAPS_COMPOUND_DEVICE !\n");
1523 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1524 ret = MCI_RESOURCE_RETURNED;
1525 break;
1526 case MCI_GETDEVCAPS_CAN_EJECT:
1527 TRACE("MCI_GETDEVCAPS_CAN_EJECT !\n");
1528 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1529 ret = MCI_RESOURCE_RETURNED;
1530 break;
1531 case MCI_GETDEVCAPS_CAN_PLAY:
1532 TRACE("MCI_GETDEVCAPS_CAN_PLAY !\n");
1533 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1534 ret = MCI_RESOURCE_RETURNED;
1535 break;
1536 case MCI_GETDEVCAPS_CAN_RECORD:
1537 TRACE("MCI_GETDEVCAPS_CAN_RECORD !\n");
1538 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1539 ret = MCI_RESOURCE_RETURNED;
1540 break;
1541 case MCI_GETDEVCAPS_CAN_SAVE:
1542 TRACE("MCI_GETDEVCAPS_CAN_SAVE !\n");
1543 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1544 ret = MCI_RESOURCE_RETURNED;
1545 break;
1546 default:
1547 FIXME("Unknown capability (%08x) !\n", lpParms->dwItem);
1548 return MCIERR_UNRECOGNIZED_COMMAND;
1549 }
1550 } else {
1551 WARN("No GetDevCaps-Item !\n");
1552 return MCIERR_UNRECOGNIZED_COMMAND;
1553 }
1554 return ret;
1555 }
1556
1557 /**************************************************************************
1558 * MIDI_mciInfo [internal]
1559 */
1560 static DWORD MIDI_mciInfo(UINT wDevID, DWORD dwFlags, LPMCI_INFO_PARMSW lpParms)
1561 {
1562 LPCWSTR str = 0;
1563 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1564 DWORD ret = 0;
1565 static const WCHAR wszMidiSeq[] = {'W','i','n','e','\'','s',' ','M','I','D','I',' ','s','e','q','u','e','n','c','e','r',0};
1566
1567 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1568
1569 if (lpParms == NULL || lpParms->lpstrReturn == NULL)
1570 return MCIERR_NULL_PARAMETER_BLOCK;
1571 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1572
1573 TRACE("buf=%p, len=%u\n", lpParms->lpstrReturn, lpParms->dwRetSize);
1574
1575 switch (dwFlags & ~(MCI_WAIT|MCI_NOTIFY)) {
1576 case MCI_INFO_PRODUCT: str = wszMidiSeq; break;
1577 case MCI_INFO_FILE: str = wmm->lpstrElementName; break;
1578 case MCI_INFO_COPYRIGHT: str = wmm->lpstrCopyright; break;
1579 case MCI_INFO_NAME: str = wmm->lpstrName; break;
1580 default:
1581 WARN("Don't know this info command (%u)\n", dwFlags);
1582 return MCIERR_UNRECOGNIZED_COMMAND;
1583 }
1584 if (str) {
1585 if (lpParms->dwRetSize <= strlenW(str)) {
1586 lstrcpynW(lpParms->lpstrReturn, str, lpParms->dwRetSize - 1);
1587 ret = MCIERR_PARAM_OVERFLOW;
1588 } else {
1589 strcpyW(lpParms->lpstrReturn, str);
1590 }
1591 } else {
1592 *lpParms->lpstrReturn = 0;
1593 }
1594 return ret;
1595 }
1596
1597 /**************************************************************************
1598 * MIDI_mciSeek [internal]
1599 */
1600 static DWORD MIDI_mciSeek(UINT wDevID, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
1601 {
1602 DWORD ret = 0;
1603 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1604
1605 TRACE("(%04X, %08X, %p);\n", wDevID, dwFlags, lpParms);
1606
1607 if (lpParms == NULL) {
1608 ret = MCIERR_NULL_PARAMETER_BLOCK;
1609 } else if (wmm == NULL) {
1610 ret = MCIERR_INVALID_DEVICE_ID;
1611 } else {
1612 MIDI_mciStop(wDevID, MCI_WAIT, 0);
1613
1614 if (dwFlags & MCI_SEEK_TO_START) {
1615 wmm->dwPositionMS = 0;
1616 } else if (dwFlags & MCI_SEEK_TO_END) {
1617 wmm->dwPositionMS = 0xFFFFFFFF; /* FIXME */
1618 } else if (dwFlags & MCI_TO) {
1619 wmm->dwPositionMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
1620 } else {
1621 WARN("dwFlag doesn't tell where to seek to...\n");
1622 return MCIERR_MISSING_PARAMETER;
1623 }
1624
1625 TRACE("Seeking to position=%u ms\n", wmm->dwPositionMS);
1626
1627 if (dwFlags & MCI_NOTIFY) {
1628 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1629 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1630 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1631 }
1632 }
1633 return ret;
1634 }
1635
1636 /*======================================================================*
1637 * MIDI entry points *
1638 *======================================================================*/
1639
1640 /**************************************************************************
1641 * DriverProc (MCISEQ.@)
1642 */
1643 LRESULT CALLBACK MCIMIDI_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
1644 LPARAM dwParam1, LPARAM dwParam2)
1645 {
1646 switch (wMsg) {
1647 case DRV_LOAD: return 1;
1648 case DRV_FREE: return 1;
1649 case DRV_ENABLE: return 1;
1650 case DRV_DISABLE: return 1;
1651 case DRV_QUERYCONFIGURE: return 1;
1652 case DRV_CONFIGURE: MessageBoxA(0, "Sample Midi Driver !", "OSS Driver", MB_OK); return 1;
1653 case DRV_INSTALL: return DRVCNF_RESTART;
1654 case DRV_REMOVE: return DRVCNF_RESTART;
1655 case DRV_OPEN: return MIDI_drvOpen((LPCWSTR)dwParam1, (LPMCI_OPEN_DRIVER_PARMSW)dwParam2);
1656 case DRV_CLOSE: return MIDI_drvClose(dwDevID);
1657 }
1658
1659 if (dwDevID == 0xFFFFFFFF) return MCIERR_UNSUPPORTED_FUNCTION;
1660
1661 switch (wMsg) {
1662 case MCI_OPEN_DRIVER: return MIDI_mciOpen (dwDevID, dwParam1, (LPMCI_OPEN_PARMSW) dwParam2);
1663 case MCI_CLOSE_DRIVER: return MIDI_mciClose (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1664 case MCI_PLAY: return MIDI_mciPlay (dwDevID, dwParam1, (LPMCI_PLAY_PARMS) dwParam2);
1665 case MCI_RECORD: return MIDI_mciRecord (dwDevID, dwParam1, (LPMCI_RECORD_PARMS) dwParam2);
1666 case MCI_STOP: return MIDI_mciStop (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1667 case MCI_SET: return MIDI_mciSet (dwDevID, dwParam1, (LPMCI_SET_PARMS) dwParam2);
1668 case MCI_PAUSE: return MIDI_mciPause (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1669 case MCI_RESUME: return MIDI_mciResume (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1670 case MCI_STATUS: return MIDI_mciStatus (dwDevID, dwParam1, (LPMCI_STATUS_PARMS) dwParam2);
1671 case MCI_GETDEVCAPS: return MIDI_mciGetDevCaps(dwDevID, dwParam1, (LPMCI_GETDEVCAPS_PARMS)dwParam2);
1672 case MCI_INFO: return MIDI_mciInfo (dwDevID, dwParam1, (LPMCI_INFO_PARMSW) dwParam2);
1673 case MCI_SEEK: return MIDI_mciSeek (dwDevID, dwParam1, (LPMCI_SEEK_PARMS) dwParam2);
1674 /* commands that should be supported */
1675 case MCI_LOAD:
1676 case MCI_SAVE:
1677 case MCI_FREEZE:
1678 case MCI_PUT:
1679 case MCI_REALIZE:
1680 case MCI_UNFREEZE:
1681 case MCI_UPDATE:
1682 case MCI_WHERE:
1683 case MCI_STEP:
1684 case MCI_SPIN:
1685 case MCI_ESCAPE:
1686 case MCI_COPY:
1687 case MCI_CUT:
1688 case MCI_DELETE:
1689 case MCI_PASTE:
1690 WARN("Unsupported command [%u]\n", wMsg);
1691 break;
1692 /* commands that should report an error */
1693 case MCI_WINDOW:
1694 TRACE("Unsupported command [%u]\n", wMsg);
1695 break;
1696 case MCI_OPEN:
1697 case MCI_CLOSE:
1698 FIXME("Shouldn't receive a MCI_OPEN or CLOSE message\n");
1699 break;
1700 default:
1701 TRACE("Sending msg [%u] to default driver proc\n", wMsg);
1702 return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
1703 }
1704 return MCIERR_UNRECOGNIZED_COMMAND;
1705 }
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