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Fixed warnings with gcc option "-Wwrite-strings".
[wine/multimedia.git] / dlls / winmm / mciseq / mcimidi.c
blobe6184eaba1dd890fad6866e3bbf9f686b93bc50b
1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
2
3 /*
4 * Sample MIDI Wine Driver for Linux
5 *
6 * Copyright 1994 Martin Ayotte
7 * 1999 Eric Pouech
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13 *
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 * Lesser General Public License for more details.
18 *
19 * You should have received a copy of the GNU Lesser General Public
20 * License along with this library; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23
24 /*
25 * Eric POUECH :
26 * 98/7 changes for making this MIDI driver work on OSS
27 * current support is limited to MIDI ports of OSS systems
28 * 98/9 rewriting MCI code for MIDI
29 * 98/11 splitted in midi.c and mcimidi.c
30 */
31
32 #include <stdlib.h>
33 #include <stdarg.h>
34 #include <stdio.h>
35 #include <string.h>
36
37 #include "windef.h"
38 #include "winbase.h"
39 #include "wingdi.h"
40 #include "winuser.h"
41 #include "wownt32.h"
42 #include "mmddk.h"
43 #include "wine/debug.h"
44
45 WINE_DEFAULT_DEBUG_CHANNEL(mcimidi);
46
47 #define MIDI_NOTEOFF 0x80
48 #define MIDI_NOTEON 0x90
49
50 typedef struct {
51 DWORD dwFirst; /* offset in file of track */
52 DWORD dwLast; /* number of bytes in file of track */
53 DWORD dwIndex; /* current index in file (dwFirst <= dwIndex < dwLast) */
54 DWORD dwLength; /* number of pulses in this track */
55 DWORD dwEventPulse; /* current pulse # (event) pointed by dwIndex */
56 DWORD dwEventData; /* current data (event) pointed by dwIndex */
57 WORD wEventLength; /* current length (event) pointed by dwIndex */
58 WORD wStatus : 1, /* 1 : playing, 0 : done */
59 wTrackNr : 7,
60 wLastCommand : 8; /* last MIDI command on track */
61 } MCI_MIDITRACK;
62
63 typedef struct tagWINE_MCIMIDI {
64 UINT wDevID; /* the MCI one */
65 HMIDI hMidi;
66 int nUseCount; /* Incremented for each shared open */
67 WORD wNotifyDeviceID; /* MCI device ID with a pending notification */
68 HANDLE hCallback; /* Callback handle for pending notification */
69 HMMIO hFile; /* mmio file handle open as Element */
70 LPSTR lpstrElementName; /* Name of file */
71 LPSTR lpstrCopyright;
72 LPSTR lpstrName;
73 WORD dwStatus; /* one from MCI_MODE_xxxx */
74 DWORD dwMciTimeFormat; /* One of the supported MCI_FORMAT_xxxx */
75 WORD wFormat; /* Format of MIDI hFile (0, 1 or 2) */
76 WORD nTracks; /* Number of tracks in hFile */
77 WORD nDivision; /* Number of division in hFile PPQN or SMPTE */
78 WORD wStartedPlaying;
79 DWORD dwTempo; /* Tempo (# of 1/4 note per second */
80 MCI_MIDITRACK* tracks; /* Content of each track */
81 DWORD dwPulse;
82 DWORD dwPositionMS;
83 DWORD dwStartTicks;
84 } WINE_MCIMIDI;
85
86 /* ===================================================================
87 * ===================================================================
88 * FIXME: should be using the new mmThreadXXXX functions from WINMM
89 * instead of those
90 * it would require to add a wine internal flag to mmThreadCreate
91 * in order to pass a 32 bit function instead of a 16 bit
92 * ===================================================================
93 * =================================================================== */
94
95 struct SCA {
96 UINT wDevID;
97 UINT wMsg;
98 DWORD dwParam1;
99 DWORD dwParam2;
100 };
101
102 /* EPP DWORD WINAPI mciSendCommandA(UINT wDevID, UINT wMsg, DWORD dwParam1, DWORD dwParam2); */
103
104 /**************************************************************************
105 * MCI_SCAStarter [internal]
106 */
107 static DWORD CALLBACK MCI_SCAStarter(LPVOID arg)
108 {
109 struct SCA* sca = (struct SCA*)arg;
110 DWORD ret;
111
112 TRACE("In thread before async command (%08x,%u,%08lx,%08lx)\n",
113 sca->wDevID, sca->wMsg, sca->dwParam1, sca->dwParam2);
114 ret = mciSendCommandA(sca->wDevID, sca->wMsg, sca->dwParam1 | MCI_WAIT, sca->dwParam2);
115 TRACE("In thread after async command (%08x,%u,%08lx,%08lx)\n",
116 sca->wDevID, sca->wMsg, sca->dwParam1, sca->dwParam2);
117 HeapFree(GetProcessHeap(), 0, sca);
118 ExitThread(ret);
119 WARN("Should not happen ? what's wrong \n");
120 /* should not go after this point */
121 return ret;
122 }
123
124 /**************************************************************************
125 * MCI_SendCommandAsync [internal]
126 */
127 static DWORD MCI_SendCommandAsync(UINT wDevID, UINT wMsg, DWORD dwParam1,
128 DWORD dwParam2, UINT size)
129 {
130 struct SCA* sca = HeapAlloc(GetProcessHeap(), 0, sizeof(struct SCA) + size);
131
132 if (sca == 0)
133 return MCIERR_OUT_OF_MEMORY;
134
135 sca->wDevID = wDevID;
136 sca->wMsg = wMsg;
137 sca->dwParam1 = dwParam1;
138
139 if (size && dwParam2) {
140 sca->dwParam2 = (DWORD)sca + sizeof(struct SCA);
141 /* copy structure passed by program in dwParam2 to be sure
142 * we can still use it whatever the program does
143 */
144 memcpy((LPVOID)sca->dwParam2, (LPVOID)dwParam2, size);
145 } else {
146 sca->dwParam2 = dwParam2;
147 }
148
149 if (CreateThread(NULL, 0, MCI_SCAStarter, sca, 0, NULL) == 0) {
150 WARN("Couldn't allocate thread for async command handling, sending synchonously\n");
151 return MCI_SCAStarter(&sca);
152 }
153 return 0;
154 }
155
156 /*======================================================================*
157 * MCI MIDI implemantation *
158 *======================================================================*/
159
160 static DWORD MIDI_mciResume(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms);
161
162 /**************************************************************************
163 * MIDI_drvOpen [internal]
164 */
165 static DWORD MIDI_drvOpen(LPSTR str, LPMCI_OPEN_DRIVER_PARMSA modp)
166 {
167 WINE_MCIMIDI* wmm;
168
169 if (!modp) return 0xFFFFFFFF;
170
171 wmm = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WINE_MCIMIDI));
172
173 if (!wmm)
174 return 0;
175
176 wmm->wDevID = modp->wDeviceID;
177 mciSetDriverData(wmm->wDevID, (DWORD)wmm);
178 modp->wCustomCommandTable = MCI_NO_COMMAND_TABLE;
179 modp->wType = MCI_DEVTYPE_SEQUENCER;
180 return modp->wDeviceID;
181 }
182
183 /**************************************************************************
184 * MCIMIDI_drvClose [internal]
185 */
186 static DWORD MIDI_drvClose(DWORD dwDevID)
187 {
188 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(dwDevID);
189
190 if (wmm) {
191 HeapFree(GetProcessHeap(), 0, wmm);
192 mciSetDriverData(dwDevID, 0);
193 return 1;
194 }
195 return (dwDevID == 0xFFFFFFFF) ? 1 : 0;
196 }
197
198 /**************************************************************************
199 * MIDI_mciGetOpenDev [internal]
200 */
201 static WINE_MCIMIDI* MIDI_mciGetOpenDev(UINT wDevID)
202 {
203 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
204
205 if (wmm == NULL || wmm->nUseCount == 0) {
206 WARN("Invalid wDevID=%u\n", wDevID);
207 return 0;
208 }
209 return wmm;
210 }
211
212 /**************************************************************************
213 * MIDI_mciReadByte [internal]
214 */
215 static DWORD MIDI_mciReadByte(WINE_MCIMIDI* wmm, BYTE *lpbyt)
216 {
217 DWORD ret = 0;
218
219 if (lpbyt == NULL ||
220 mmioRead(wmm->hFile, (HPSTR)lpbyt, sizeof(BYTE)) != (long)sizeof(BYTE)) {
221 WARN("Error reading wmm=%p\n", wmm);
222 ret = MCIERR_INVALID_FILE;
223 }
224
225 return ret;
226 }
227
228 /**************************************************************************
229 * MIDI_mciReadWord [internal]
230 */
231 static DWORD MIDI_mciReadWord(WINE_MCIMIDI* wmm, LPWORD lpw)
232 {
233 BYTE hibyte, lobyte;
234 DWORD ret = MCIERR_INVALID_FILE;
235
236 if (lpw != NULL &&
237 MIDI_mciReadByte(wmm, &hibyte) == 0 &&
238 MIDI_mciReadByte(wmm, &lobyte) == 0) {
239 *lpw = ((WORD)hibyte << 8) + lobyte;
240 ret = 0;
241 }
242 return ret;
243 }
244
245 /**************************************************************************
246 * MIDI_mciReadLong [internal]
247 */
248 static DWORD MIDI_mciReadLong(WINE_MCIMIDI* wmm, LPDWORD lpdw)
249 {
250 WORD hiword, loword;
251 DWORD ret = MCIERR_INVALID_FILE;
252
253 if (lpdw != NULL &&
254 MIDI_mciReadWord(wmm, &hiword) == 0 &&
255 MIDI_mciReadWord(wmm, &loword) == 0) {
256 *lpdw = MAKELONG(loword, hiword);
257 ret = 0;
258 }
259 return ret;
260 }
261
262 /**************************************************************************
263 * MIDI_mciReadVaryLen [internal]
264 */
265 static WORD MIDI_mciReadVaryLen(WINE_MCIMIDI* wmm, LPDWORD lpdw)
266 {
267 BYTE byte;
268 DWORD value = 0;
269 WORD ret = 0;
270
271 if (lpdw == NULL) {
272 ret = MCIERR_INVALID_FILE;
273 } else {
274 do {
275 if (MIDI_mciReadByte(wmm, &byte) != 0) {
276 return 0;
277 }
278 value = (value << 7) + (byte & 0x7F);
279 ret++;
280 } while (byte & 0x80);
281 *lpdw = value;
282 /*
283 TRACE("val=%08lX \n", value);
284 */
285 }
286 return ret;
287 }
288
289 /**************************************************************************
290 * MIDI_mciReadNextEvent [internal]
291 */
292 static DWORD MIDI_mciReadNextEvent(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
293 {
294 BYTE b1, b2 = 0, b3;
295 WORD hw = 0;
296 DWORD evtPulse;
297 DWORD evtLength;
298 DWORD tmp;
299
300 if (mmioSeek(wmm->hFile, mmt->dwIndex, SEEK_SET) != mmt->dwIndex) {
301 WARN("Can't seek at %08lX \n", mmt->dwIndex);
302 return MCIERR_INVALID_FILE;
303 }
304 evtLength = MIDI_mciReadVaryLen(wmm, &evtPulse) + 1; /* > 0 */
305 MIDI_mciReadByte(wmm, &b1);
306 switch (b1) {
307 case 0xF0:
308 case 0xF7:
309 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
310 evtLength += tmp;
311 break;
312 case 0xFF:
313 MIDI_mciReadByte(wmm, &b2); evtLength++;
314
315 evtLength += MIDI_mciReadVaryLen(wmm, &tmp);
316 if (evtLength >= 0x10000u) {
317 /* this limitation shouldn't be a problem */
318 WARN("Ouch !! Implementation limitation to 64k bytes for a MIDI event is overflowed\n");
319 hw = 0xFFFF;
320 } else {
321 hw = LOWORD(evtLength);
322 }
323 evtLength += tmp;
324 break;
325 default:
326 if (b1 & 0x80) { /* use running status ? */
327 mmt->wLastCommand = b1;
328 MIDI_mciReadByte(wmm, &b2); evtLength++;
329 } else {
330 b2 = b1;
331 b1 = mmt->wLastCommand;
332 }
333 switch ((b1 >> 4) & 0x07) {
334 case 0: case 1: case 2: case 3: case 6:
335 MIDI_mciReadByte(wmm, &b3); evtLength++;
336 hw = b3;
337 break;
338 case 4: case 5:
339 break;
340 case 7:
341 WARN("Strange indeed b1=0x%02x\n", b1);
342 }
343 break;
344 }
345 if (mmt->dwIndex + evtLength > mmt->dwLast)
346 return MCIERR_INTERNAL;
347
348 mmt->dwEventPulse += evtPulse;
349 mmt->dwEventData = (hw << 16) + (b2 << 8) + b1;
350 mmt->wEventLength = evtLength;
351
352 /*
353 TRACE("[%u] => pulse=%08lx(%08lx), data=%08lx, length=%u\n",
354 mmt->wTrackNr, mmt->dwEventPulse, evtPulse,
355 mmt->dwEventData, mmt->wEventLength);
356 */
357 return 0;
358 }
359
360 /**************************************************************************
361 * MIDI_mciReadMTrk [internal]
362 */
363 static DWORD MIDI_mciReadMTrk(WINE_MCIMIDI* wmm, MCI_MIDITRACK* mmt)
364 {
365 DWORD toberead;
366 FOURCC fourcc;
367
368 if (mmioRead(wmm->hFile, (HPSTR)&fourcc, (long)sizeof(FOURCC)) !=
369 (long)sizeof(FOURCC)) {
370 return MCIERR_INVALID_FILE;
371 }
372
373 if (fourcc != mmioFOURCC('M', 'T', 'r', 'k')) {
374 WARN("Can't synchronize on 'MTrk' !\n");
375 return MCIERR_INVALID_FILE;
376 }
377
378 if (MIDI_mciReadLong(wmm, &toberead) != 0) {
379 return MCIERR_INVALID_FILE;
380 }
381 mmt->dwFirst = mmioSeek(wmm->hFile, 0, SEEK_CUR); /* >= 0 */
382 mmt->dwLast = mmt->dwFirst + toberead;
383
384 /* compute # of pulses in this track */
385 mmt->dwIndex = mmt->dwFirst;
386 mmt->dwEventPulse = 0;
387
388 while (MIDI_mciReadNextEvent(wmm, mmt) == 0 && LOWORD(mmt->dwEventData) != 0x2FFF) {
389 char buf[1024];
390 WORD len;
391
392 mmt->dwIndex += mmt->wEventLength;
393
394 switch (LOWORD(mmt->dwEventData)) {
395 case 0x02FF:
396 case 0x03FF:
397 /* position after meta data header */
398 mmioSeek(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
399 len = mmt->wEventLength - HIWORD(mmt->dwEventData);
400
401 if (len >= sizeof(buf)) {
402 WARN("Buffer for text is too small (%d bytes, when %u are needed)\n", sizeof(buf) - 1, len);
403 len = sizeof(buf) - 1;
404 }
405 if (mmioRead(wmm->hFile, (HPSTR)buf, len) == len) {
406 buf[len] = 0; /* end string in case */
407 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
408 case 0x02:
409 if (wmm->lpstrCopyright) {
410 WARN("Two copyright notices (%s|%s)\n", wmm->lpstrCopyright, buf);
411 } else {
412 wmm->lpstrCopyright = HeapAlloc( GetProcessHeap(), 0, strlen(buf)+1 );
413 strcpy( wmm->lpstrCopyright, buf );
414 }
415 break;
416 case 0x03:
417 if (wmm->lpstrName) {
418 WARN("Two names (%s|%s)\n", wmm->lpstrName, buf);
419 } else {
420 wmm->lpstrName = HeapAlloc( GetProcessHeap(), 0, strlen(buf)+1 );
421 strcpy( wmm->lpstrName, buf );
422 }
423 break;
424 }
425 }
426 break;
427 }
428 }
429 mmt->dwLength = mmt->dwEventPulse;
430
431 TRACE("Track %u has %lu bytes and %lu 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=%lu track=%lu\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, %08lX);\n", wmm, dwOffset);
458
459 if (mmioSeek(wmm->hFile, dwOffset, SEEK_SET) != dwOffset) {
460 WARN("Can't seek at %08lX 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%08lX, 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 * In 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.
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 %ld 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=%lu tempo=%lu division=%u=0x%04x => ms=%lu\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 %lu!\n", wmm->dwMciTimeFormat);
629 }
630 /*
631 TRACE("val=%lu=0x%08lx [tf=%lu] => ret=%lu\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 %lu!\n", wmm->dwMciTimeFormat);
677 }
678 /*
679 TRACE("val=%lu [tf=%lu] => ret=%lu=0x%08lx\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_PARMSA lpParms)
707 {
708 DWORD dwRet = 0;
709 DWORD dwDeviceID;
710 WINE_MCIMIDI* wmm = (WINE_MCIMIDI*)mciGetDriverData(wDevID);
711
712 TRACE("(%04x, %08lX, %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 dwDeviceID = lpParms->wDeviceID;
730
731 TRACE("wDevID=%04X (lpParams->wDeviceID=%08lX)\n", wDevID, dwDeviceID);
732 /* lpParms->wDeviceID = wDevID;*/
733
734 if (dwFlags & MCI_OPEN_ELEMENT) {
735 TRACE("MCI_OPEN_ELEMENT '%s' !\n", lpParms->lpstrElementName);
736 if (lpParms->lpstrElementName && strlen(lpParms->lpstrElementName) > 0) {
737 wmm->hFile = mmioOpenA(lpParms->lpstrElementName, NULL,
738 MMIO_ALLOCBUF | MMIO_READ | MMIO_DENYWRITE);
739 if (wmm->hFile == 0) {
740 WARN("Can't find file '%s' !\n", lpParms->lpstrElementName);
741 wmm->nUseCount--;
742 return MCIERR_FILE_NOT_FOUND;
743 }
744 } else {
745 wmm->hFile = 0;
746 }
747 }
748 TRACE("hFile=%p\n", wmm->hFile);
749
750 /* FIXME: should I get a strdup() of it instead? */
751 wmm->lpstrElementName = HeapAlloc( GetProcessHeap(), 0, strlen(lpParms->lpstrElementName)+1 );
752 strcpy( wmm->lpstrElementName, lpParms->lpstrElementName );
753 wmm->lpstrCopyright = NULL;
754 wmm->lpstrName = NULL;
755
756 wmm->wNotifyDeviceID = dwDeviceID;
757 wmm->dwStatus = MCI_MODE_NOT_READY; /* while loading file contents */
758 /* spec says it should be the default format from the MIDI file... */
759 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
760
761 if (wmm->hFile != 0) {
762 MMCKINFO ckMainRIFF;
763 MMCKINFO mmckInfo;
764 DWORD dwOffset = 0;
765
766 if (mmioDescend(wmm->hFile, &ckMainRIFF, NULL, 0) != 0) {
767 dwRet = MCIERR_INVALID_FILE;
768 } else {
769 TRACE("ParentChunk ckid=%.4s fccType=%.4s cksize=%08lX \n",
770 (LPSTR)&ckMainRIFF.ckid, (LPSTR)&ckMainRIFF.fccType, ckMainRIFF.cksize);
771
772 if (ckMainRIFF.ckid == FOURCC_RIFF && ckMainRIFF.fccType == mmioFOURCC('R', 'M', 'I', 'D')) {
773 mmckInfo.ckid = mmioFOURCC('d', 'a', 't', 'a');
774 mmioSeek(wmm->hFile, ckMainRIFF.dwDataOffset + ((ckMainRIFF.cksize + 1) & ~1), SEEK_SET);
775 if (mmioDescend(wmm->hFile, &mmckInfo, &ckMainRIFF, MMIO_FINDCHUNK) == 0) {
776 TRACE("... is a 'RMID' file \n");
777 dwOffset = mmckInfo.dwDataOffset;
778 } else {
779 dwRet = MCIERR_INVALID_FILE;
780 }
781 }
782 if (dwRet == 0 && MIDI_mciReadMThd(wmm, dwOffset) != 0) {
783 WARN("Can't read 'MThd' header \n");
784 dwRet = MCIERR_INVALID_FILE;
785 }
786 }
787 } else {
788 TRACE("hFile==0, setting #tracks to 0; is this correct ?\n");
789 wmm->nTracks = 0;
790 wmm->wFormat = 0;
791 wmm->nDivision = 1;
792 }
793 if (dwRet != 0) {
794 wmm->nUseCount--;
795 if (wmm->hFile != 0)
796 mmioClose(wmm->hFile, 0);
797 wmm->hFile = 0;
798 } else {
799 wmm->dwPositionMS = 0;
800 wmm->dwStatus = MCI_MODE_STOP;
801 }
802 return dwRet;
803 }
804
805 /**************************************************************************
806 * MIDI_mciStop [internal]
807 */
808 static DWORD MIDI_mciStop(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
809 {
810 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
811 DWORD dwRet = 0;
812
813 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
814
815 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
816
817 if (wmm->dwStatus != MCI_MODE_STOP) {
818 int oldstat = wmm->dwStatus;
819
820 wmm->dwStatus = MCI_MODE_NOT_READY;
821 if (oldstat == MCI_MODE_PAUSE)
822 dwRet = midiOutReset((HMIDIOUT)wmm->hMidi);
823
824 while (wmm->dwStatus != MCI_MODE_STOP)
825 Sleep(10);
826 }
827
828 /* sanitiy reset */
829 wmm->dwStatus = MCI_MODE_STOP;
830
831 TRACE("wmm->dwStatus=%d\n", wmm->dwStatus);
832
833 if (lpParms && (dwFlags & MCI_NOTIFY)) {
834 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
835 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
836 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
837 }
838 return 0;
839 }
840
841 /**************************************************************************
842 * MIDI_mciClose [internal]
843 */
844 static DWORD MIDI_mciClose(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
845 {
846 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
847
848 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
849
850 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
851
852 if (wmm->dwStatus != MCI_MODE_STOP) {
853 MIDI_mciStop(wDevID, MCI_WAIT, lpParms);
854 }
855
856 wmm->nUseCount--;
857 if (wmm->nUseCount == 0) {
858 if (wmm->hFile != 0) {
859 mmioClose(wmm->hFile, 0);
860 wmm->hFile = 0;
861 TRACE("hFile closed !\n");
862 }
863 HeapFree(GetProcessHeap(), 0, wmm->tracks);
864 HeapFree(GetProcessHeap(), 0, (LPSTR)wmm->lpstrElementName);
865 HeapFree(GetProcessHeap(), 0, (LPSTR)wmm->lpstrCopyright);
866 HeapFree(GetProcessHeap(), 0, (LPSTR)wmm->lpstrName);
867 } else {
868 TRACE("Shouldn't happen... nUseCount=%d\n", wmm->nUseCount);
869 return MCIERR_INTERNAL;
870 }
871
872 if (lpParms && (dwFlags & MCI_NOTIFY)) {
873 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
874 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
875 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
876 }
877 return 0;
878 }
879
880 /**************************************************************************
881 * MIDI_mciFindNextEvent [internal]
882 */
883 static MCI_MIDITRACK* MIDI_mciFindNextEvent(WINE_MCIMIDI* wmm, LPDWORD hiPulse)
884 {
885 WORD cnt, nt;
886 MCI_MIDITRACK* mmt;
887
888 *hiPulse = 0xFFFFFFFFul;
889 cnt = 0xFFFFu;
890 for (nt = 0; nt < wmm->nTracks; nt++) {
891 mmt = &wmm->tracks[nt];
892
893 if (mmt->wStatus == 0)
894 continue;
895 if (mmt->dwEventPulse < *hiPulse) {
896 *hiPulse = mmt->dwEventPulse;
897 cnt = nt;
898 }
899 }
900 return (cnt == 0xFFFFu) ? 0 /* no more event on all tracks */
901 : &wmm->tracks[cnt];
902 }
903
904 /**************************************************************************
905 * MIDI_mciPlay [internal]
906 */
907 static DWORD MIDI_mciPlay(UINT wDevID, DWORD dwFlags, LPMCI_PLAY_PARMS lpParms)
908 {
909 DWORD dwStartMS, dwEndMS;
910 DWORD dwRet = 0;
911 WORD doPlay, nt;
912 MCI_MIDITRACK* mmt;
913 DWORD hiPulse;
914 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
915
916 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
917
918 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
919
920 if (wmm->hFile == 0) {
921 WARN("Can't play: no file '%s' !\n", wmm->lpstrElementName);
922 return MCIERR_FILE_NOT_FOUND;
923 }
924
925 if (wmm->dwStatus != MCI_MODE_STOP) {
926 if (wmm->dwStatus == MCI_MODE_PAUSE) {
927 /* FIXME: parameters (start/end) in lpParams may not be used */
928 return MIDI_mciResume(wDevID, dwFlags, (LPMCI_GENERIC_PARMS)lpParms);
929 }
930 WARN("Can't play: device is not stopped !\n");
931 return MCIERR_INTERNAL;
932 }
933
934 if (!(dwFlags & MCI_WAIT)) {
935 /** FIXME: I'm not 100% sure that wNotifyDeviceID is the right value in all cases ??? */
936 return MCI_SendCommandAsync(wmm->wNotifyDeviceID, MCI_PLAY, dwFlags, (DWORD)lpParms, sizeof(LPMCI_PLAY_PARMS));
937 }
938
939 if (lpParms && (dwFlags & MCI_FROM)) {
940 dwStartMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwFrom);
941 } else {
942 dwStartMS = wmm->dwPositionMS;
943 }
944
945 if (lpParms && (dwFlags & MCI_TO)) {
946 dwEndMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
947 } else {
948 dwEndMS = 0xFFFFFFFFul;
949 }
950
951 TRACE("Playing from %lu to %lu\n", dwStartMS, dwEndMS);
952
953 /* init tracks */
954 for (nt = 0; nt < wmm->nTracks; nt++) {
955 mmt = &wmm->tracks[nt];
956
957 mmt->wStatus = 1; /* ok, playing */
958 mmt->dwIndex = mmt->dwFirst;
959 if (wmm->wFormat == 2 && nt > 0) {
960 mmt->dwEventPulse = wmm->tracks[nt - 1].dwLength;
961 } else {
962 mmt->dwEventPulse = 0;
963 }
964 MIDI_mciReadNextEvent(wmm, mmt); /* FIXME == 0 */
965 }
966
967 dwRet = midiOutOpen((LPHMIDIOUT)&wmm->hMidi, MIDIMAPPER, 0L, 0L, CALLBACK_NULL);
968 /* dwRet = midiInOpen(&wmm->hMidi, MIDIMAPPER, 0L, 0L, CALLBACK_NULL);*/
969 if (dwRet != MMSYSERR_NOERROR) {
970 return dwRet;
971 }
972
973 wmm->dwPulse = 0;
974 wmm->dwTempo = 500000;
975 wmm->dwStatus = MCI_MODE_PLAY;
976 wmm->dwPositionMS = 0;
977 wmm->wStartedPlaying = FALSE;
978
979 while (wmm->dwStatus != MCI_MODE_STOP && wmm->dwStatus != MCI_MODE_NOT_READY) {
980 /* it seems that in case of multi-threading, gcc is optimizing just a little bit
981 * too much. Tell gcc not to optimize status value using volatile.
982 */
983 while (((volatile WINE_MCIMIDI*)wmm)->dwStatus == MCI_MODE_PAUSE);
984
985 doPlay = (wmm->dwPositionMS >= dwStartMS && wmm->dwPositionMS <= dwEndMS);
986
987 TRACE("wmm->dwStatus=%d, doPlay=%c\n", wmm->dwStatus, doPlay ? 'T' : 'F');
988
989 if ((mmt = MIDI_mciFindNextEvent(wmm, &hiPulse)) == NULL)
990 break; /* no more event on tracks */
991
992 /* if starting playing, then set StartTicks to the value it would have had
993 * if play had started at position 0
994 */
995 if (doPlay && !wmm->wStartedPlaying) {
996 wmm->dwStartTicks = GetTickCount() - MIDI_ConvertPulseToMS(wmm, wmm->dwPulse);
997 wmm->wStartedPlaying = TRUE;
998 TRACE("Setting dwStartTicks to %lu\n", wmm->dwStartTicks);
999 }
1000
1001 if (hiPulse > wmm->dwPulse) {
1002 wmm->dwPositionMS += MIDI_ConvertPulseToMS(wmm, hiPulse - wmm->dwPulse);
1003 if (doPlay) {
1004 DWORD togo = wmm->dwStartTicks + wmm->dwPositionMS;
1005 DWORD tc = GetTickCount();
1006
1007 TRACE("Pulses hi=0x%08lx <> cur=0x%08lx\n", hiPulse, wmm->dwPulse);
1008 TRACE("Wait until %lu => %lu ms\n",
1009 tc - wmm->dwStartTicks, togo - wmm->dwStartTicks);
1010 if (tc < togo)
1011 Sleep(togo - tc);
1012 }
1013 wmm->dwPulse = hiPulse;
1014 }
1015
1016 switch (LOBYTE(LOWORD(mmt->dwEventData))) {
1017 case 0xF0:
1018 case 0xF7: /* sysex events */
1019 {
1020 FIXME("Not handling SysEx events (yet)\n");
1021 }
1022 break;
1023 case 0xFF:
1024 /* position after meta data header */
1025 mmioSeek(wmm->hFile, mmt->dwIndex + HIWORD(mmt->dwEventData), SEEK_SET);
1026 switch (HIBYTE(LOWORD(mmt->dwEventData))) {
1027 case 0x00: /* 16-bit sequence number */
1028 if (TRACE_ON(mcimidi)) {
1029 WORD twd;
1030
1031 MIDI_mciReadWord(wmm, &twd); /* == 0 */
1032 TRACE("Got sequence number %u\n", twd);
1033 }
1034 break;
1035 case 0x01: /* any text */
1036 case 0x02: /* Copyright Message text */
1037 case 0x03: /* Sequence/Track Name text */
1038 case 0x04: /* Instrument Name text */
1039 case 0x05: /* Lyric text */
1040 case 0x06: /* Marker text */
1041 case 0x07: /* Cue-point text */
1042 if (TRACE_ON(mcimidi)) {
1043 char buf[1024];
1044 WORD len = mmt->wEventLength - HIWORD(mmt->dwEventData);
1045 static const char* info[8] = {"", "Text", "Copyright", "Seq/Trk name",
1046 "Instrument", "Lyric", "Marker", "Cue-point"};
1047 WORD idx = HIBYTE(LOWORD(mmt->dwEventData));
1048
1049 if (len >= sizeof(buf)) {
1050 WARN("Buffer for text is too small (%d bytes, when %u are needed)\n", sizeof(buf) - 1, len);
1051 len = sizeof(buf) - 1;
1052 }
1053 if (mmioRead(wmm->hFile, (HPSTR)buf, len) == len) {
1054 buf[len] = 0; /* end string in case */
1055 TRACE("%s => \"%s\"\n", (idx < 8 ) ? info[idx] : "", buf);
1056 } else {
1057 WARN("Couldn't read data for %s\n", (idx < 8) ? info[idx] : "");
1058 }
1059 }
1060 break;
1061 case 0x20:
1062 /* MIDI channel (cc) */
1063 if (FIXME_ON(mcimidi)) {
1064 BYTE bt;
1065
1066 MIDI_mciReadByte(wmm, &bt); /* == 0 */
1067 FIXME("NIY: MIDI channel=%u, track=%u\n", bt, mmt->wTrackNr);
1068 }
1069 break;
1070 case 0x21:
1071 /* MIDI port (pp) */
1072 if (FIXME_ON(mcimidi)) {
1073 BYTE bt;
1074
1075 MIDI_mciReadByte(wmm, &bt); /* == 0 */
1076 FIXME("NIY: MIDI port=%u, track=%u\n", bt, mmt->wTrackNr);
1077 }
1078 break;
1079 case 0x2F: /* end of track */
1080 mmt->wStatus = 0;
1081 break;
1082 case 0x51:/* set tempo */
1083 /* Tempo is expressed in µ-seconds per midi quarter note
1084 * for format 1 MIDI files, this can only be present on track #0
1085 */
1086 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
1087 WARN("For format #1 MIDI files, tempo can only be changed on track #0 (%u)\n", mmt->wTrackNr);
1088 } else {
1089 BYTE tbt;
1090 DWORD value = 0;
1091
1092 MIDI_mciReadByte(wmm, &tbt); value = ((DWORD)tbt) << 16;
1093 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 8;
1094 MIDI_mciReadByte(wmm, &tbt); value |= ((DWORD)tbt) << 0;
1095 TRACE("Setting tempo to %ld (BPM=%ld)\n", wmm->dwTempo, (value) ? (60000000l / value) : 0);
1096 wmm->dwTempo = value;
1097 }
1098 break;
1099 case 0x54: /* (hour) (min) (second) (frame) (fractional-frame) - SMPTE track start */
1100 if (mmt->wTrackNr != 0 && wmm->wFormat == 1) {
1101 WARN("For format #1 MIDI files, SMPTE track start can only be expressed on track #0 (%u)\n", mmt->wTrackNr);
1102 } if (mmt->dwEventPulse != 0) {
1103 WARN("SMPTE track start can only be expressed at start of track (%lu)\n", mmt->dwEventPulse);
1104 } else {
1105 BYTE h, m, s, f, ff;
1106
1107 MIDI_mciReadByte(wmm, &h);
1108 MIDI_mciReadByte(wmm, &m);
1109 MIDI_mciReadByte(wmm, &s);
1110 MIDI_mciReadByte(wmm, &f);
1111 MIDI_mciReadByte(wmm, &ff);
1112 FIXME("NIY: SMPTE track start %u:%u:%u %u.%u\n", h, m, s, f, ff);
1113 }
1114 break;
1115 case 0x58: /* file rythm */
1116 if (TRACE_ON(mcimidi)) {
1117 BYTE num, den, cpmc, _32npqn;
1118
1119 MIDI_mciReadByte(wmm, &num);
1120 MIDI_mciReadByte(wmm, &den); /* to notate e.g. 6/8 */
1121 MIDI_mciReadByte(wmm, &cpmc); /* number of MIDI clocks per metronome click */
1122 MIDI_mciReadByte(wmm, &_32npqn); /* number of notated 32nd notes per MIDI quarter note */
1123
1124 TRACE("%u/%u, clock per metronome click=%u, 32nd notes by 1/4 note=%u\n", num, 1 << den, cpmc, _32npqn);
1125 }
1126 break;
1127 case 0x59: /* key signature */
1128 if (TRACE_ON(mcimidi)) {
1129 BYTE sf, mm;
1130
1131 MIDI_mciReadByte(wmm, &sf);
1132 MIDI_mciReadByte(wmm, &mm);
1133
1134 if (sf >= 0x80) TRACE("%d flats\n", -(char)sf);
1135 else if (sf > 0) TRACE("%d sharps\n", (char)sf);
1136 else TRACE("Key of C\n");
1137 TRACE("Mode: %s\n", (mm = 0) ? "major" : "minor");
1138 }
1139 break;
1140 default:
1141 WARN("Unknown MIDI meta event %02x. Skipping...\n", HIBYTE(LOWORD(mmt->dwEventData)));
1142 break;
1143 }
1144 break;
1145 default:
1146 if (doPlay) {
1147 dwRet = midiOutShortMsg((HMIDIOUT)wmm->hMidi, mmt->dwEventData);
1148 } else {
1149 switch (LOBYTE(LOWORD(mmt->dwEventData)) & 0xF0) {
1150 case MIDI_NOTEON:
1151 case MIDI_NOTEOFF:
1152 dwRet = 0;
1153 break;
1154 default:
1155 dwRet = midiOutShortMsg((HMIDIOUT)wmm->hMidi, mmt->dwEventData);
1156 }
1157 }
1158 }
1159 mmt->dwIndex += mmt->wEventLength;
1160 if (mmt->dwIndex < mmt->dwFirst || mmt->dwIndex >= mmt->dwLast) {
1161 mmt->wStatus = 0;
1162 }
1163 if (mmt->wStatus) {
1164 MIDI_mciReadNextEvent(wmm, mmt);
1165 }
1166 }
1167
1168 midiOutReset((HMIDIOUT)wmm->hMidi);
1169
1170 dwRet = midiOutClose((HMIDIOUT)wmm->hMidi);
1171 /* to restart playing at beginning when it's over */
1172 wmm->dwPositionMS = 0;
1173
1174 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1175 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1176 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1177 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1178 }
1179
1180 wmm->dwStatus = MCI_MODE_STOP;
1181 return dwRet;
1182 }
1183
1184 /**************************************************************************
1185 * MIDI_mciRecord [internal]
1186 */
1187 static DWORD MIDI_mciRecord(UINT wDevID, DWORD dwFlags, LPMCI_RECORD_PARMS lpParms)
1188 {
1189 int start, end;
1190 MIDIHDR midiHdr;
1191 DWORD dwRet;
1192 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1193
1194 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1195
1196 if (wmm == 0) return MCIERR_INVALID_DEVICE_ID;
1197
1198 if (wmm->hFile == 0) {
1199 WARN("Can't find file='%s' !\n", wmm->lpstrElementName);
1200 return MCIERR_FILE_NOT_FOUND;
1201 }
1202 start = 1; end = 99999;
1203 if (lpParms && (dwFlags & MCI_FROM)) {
1204 start = lpParms->dwFrom;
1205 TRACE("MCI_FROM=%d \n", start);
1206 }
1207 if (lpParms && (dwFlags & MCI_TO)) {
1208 end = lpParms->dwTo;
1209 TRACE("MCI_TO=%d \n", end);
1210 }
1211 midiHdr.lpData = (LPSTR) HeapAlloc(GetProcessHeap(), 0, 1200);
1212 if (!midiHdr.lpData)
1213 return MCIERR_OUT_OF_MEMORY;
1214 midiHdr.dwBufferLength = 1024;
1215 midiHdr.dwUser = 0L;
1216 midiHdr.dwFlags = 0L;
1217 dwRet = midiInPrepareHeader((HMIDIIN)wmm->hMidi, &midiHdr, sizeof(MIDIHDR));
1218 TRACE("After MIDM_PREPARE \n");
1219 wmm->dwStatus = MCI_MODE_RECORD;
1220 /* FIXME: there is no buffer added */
1221 while (wmm->dwStatus != MCI_MODE_STOP) {
1222 TRACE("wmm->dwStatus=%p %d\n",
1223 &wmm->dwStatus, wmm->dwStatus);
1224 midiHdr.dwBytesRecorded = 0;
1225 dwRet = midiInStart((HMIDIIN)wmm->hMidi);
1226 TRACE("midiInStart => dwBytesRecorded=%lu\n", midiHdr.dwBytesRecorded);
1227 if (midiHdr.dwBytesRecorded == 0) break;
1228 }
1229 TRACE("Before MIDM_UNPREPARE \n");
1230 dwRet = midiInUnprepareHeader((HMIDIIN)wmm->hMidi, &midiHdr, sizeof(MIDIHDR));
1231 TRACE("After MIDM_UNPREPARE \n");
1232 if (midiHdr.lpData != NULL) {
1233 HeapFree(GetProcessHeap(), 0, midiHdr.lpData);
1234 midiHdr.lpData = NULL;
1235 }
1236 wmm->dwStatus = MCI_MODE_STOP;
1237 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1238 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1239 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1240 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1241 }
1242 return 0;
1243 }
1244
1245 /**************************************************************************
1246 * MIDI_mciPause [internal]
1247 */
1248 static DWORD MIDI_mciPause(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1249 {
1250 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1251
1252 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1253
1254 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1255
1256 if (wmm->dwStatus == MCI_MODE_PLAY) {
1257 /* stop all notes */
1258 unsigned chn;
1259 for (chn = 0; chn < 16; chn++)
1260 midiOutShortMsg((HMIDIOUT)(wmm->hMidi), 0x78B0 | chn);
1261 wmm->dwStatus = MCI_MODE_PAUSE;
1262 }
1263 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1264 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1265 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1266 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1267 }
1268
1269 return 0;
1270 }
1271
1272 /**************************************************************************
1273 * MIDI_mciResume [internal]
1274 */
1275 static DWORD MIDI_mciResume(UINT wDevID, DWORD dwFlags, LPMCI_GENERIC_PARMS lpParms)
1276 {
1277 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1278
1279 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1280
1281 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1282
1283 if (wmm->dwStatus == MCI_MODE_PAUSE) {
1284 wmm->wStartedPlaying = FALSE;
1285 wmm->dwStatus = MCI_MODE_PLAY;
1286 }
1287 if (lpParms && (dwFlags & MCI_NOTIFY)) {
1288 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1289 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1290 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1291 }
1292 return 0;
1293 }
1294
1295 /**************************************************************************
1296 * MIDI_mciSet [internal]
1297 */
1298 static DWORD MIDI_mciSet(UINT wDevID, DWORD dwFlags, LPMCI_SET_PARMS lpParms)
1299 {
1300 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1301
1302 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1303
1304 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1305 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1306
1307 if (dwFlags & MCI_SET_TIME_FORMAT) {
1308 switch (lpParms->dwTimeFormat) {
1309 case MCI_FORMAT_MILLISECONDS:
1310 TRACE("MCI_FORMAT_MILLISECONDS !\n");
1311 wmm->dwMciTimeFormat = MCI_FORMAT_MILLISECONDS;
1312 break;
1313 case MCI_FORMAT_SMPTE_24:
1314 TRACE("MCI_FORMAT_SMPTE_24 !\n");
1315 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_24;
1316 break;
1317 case MCI_FORMAT_SMPTE_25:
1318 TRACE("MCI_FORMAT_SMPTE_25 !\n");
1319 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_25;
1320 break;
1321 case MCI_FORMAT_SMPTE_30:
1322 TRACE("MCI_FORMAT_SMPTE_30 !\n");
1323 wmm->dwMciTimeFormat = MCI_FORMAT_SMPTE_30;
1324 break;
1325 default:
1326 WARN("Bad time format %lu!\n", lpParms->dwTimeFormat);
1327 return MCIERR_BAD_TIME_FORMAT;
1328 }
1329 }
1330 if (dwFlags & MCI_SET_VIDEO) {
1331 TRACE("No support for video !\n");
1332 return MCIERR_UNSUPPORTED_FUNCTION;
1333 }
1334 if (dwFlags & MCI_SET_DOOR_OPEN) {
1335 TRACE("No support for door open !\n");
1336 return MCIERR_UNSUPPORTED_FUNCTION;
1337 }
1338 if (dwFlags & MCI_SET_DOOR_CLOSED) {
1339 TRACE("No support for door close !\n");
1340 return MCIERR_UNSUPPORTED_FUNCTION;
1341 }
1342 if (dwFlags & MCI_SET_AUDIO) {
1343 if (dwFlags & MCI_SET_ON) {
1344 TRACE("MCI_SET_ON audio !\n");
1345 } else if (dwFlags & MCI_SET_OFF) {
1346 TRACE("MCI_SET_OFF audio !\n");
1347 } else {
1348 WARN("MCI_SET_AUDIO without SET_ON or SET_OFF\n");
1349 return MCIERR_BAD_INTEGER;
1350 }
1351
1352 if (lpParms->dwAudio & MCI_SET_AUDIO_ALL)
1353 TRACE("MCI_SET_AUDIO_ALL !\n");
1354 if (lpParms->dwAudio & MCI_SET_AUDIO_LEFT)
1355 TRACE("MCI_SET_AUDIO_LEFT !\n");
1356 if (lpParms->dwAudio & MCI_SET_AUDIO_RIGHT)
1357 TRACE("MCI_SET_AUDIO_RIGHT !\n");
1358 }
1359
1360 if (dwFlags & MCI_SEQ_SET_MASTER)
1361 TRACE("MCI_SEQ_SET_MASTER !\n");
1362 if (dwFlags & MCI_SEQ_SET_SLAVE)
1363 TRACE("MCI_SEQ_SET_SLAVE !\n");
1364 if (dwFlags & MCI_SEQ_SET_OFFSET)
1365 TRACE("MCI_SEQ_SET_OFFSET !\n");
1366 if (dwFlags & MCI_SEQ_SET_PORT)
1367 TRACE("MCI_SEQ_SET_PORT !\n");
1368 if (dwFlags & MCI_SEQ_SET_TEMPO)
1369 TRACE("MCI_SEQ_SET_TEMPO !\n");
1370 return 0;
1371 }
1372
1373 /**************************************************************************
1374 * MIDI_mciStatus [internal]
1375 */
1376 static DWORD MIDI_mciStatus(UINT wDevID, DWORD dwFlags, LPMCI_STATUS_PARMS lpParms)
1377 {
1378 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1379 DWORD ret = 0;
1380
1381 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1382
1383 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1384 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1385
1386 if (dwFlags & MCI_STATUS_ITEM) {
1387 switch (lpParms->dwItem) {
1388 case MCI_STATUS_CURRENT_TRACK:
1389 /* FIXME in Format 2 */
1390 lpParms->dwReturn = 1;
1391 TRACE("MCI_STATUS_CURRENT_TRACK => %lu\n", lpParms->dwReturn);
1392 break;
1393 case MCI_STATUS_LENGTH:
1394 if ((dwFlags & MCI_TRACK) && wmm->wFormat == 2) {
1395 if (lpParms->dwTrack >= wmm->nTracks)
1396 return MCIERR_BAD_INTEGER;
1397 /* FIXME: this is wrong if there is a tempo change inside the file */
1398 lpParms->dwReturn = MIDI_ConvertPulseToMS(wmm, wmm->tracks[lpParms->dwTrack].dwLength);
1399 } else {
1400 lpParms->dwReturn = MIDI_GetMThdLengthMS(wmm);
1401 }
1402 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm, lpParms->dwReturn);
1403 TRACE("MCI_STATUS_LENGTH => %lu\n", lpParms->dwReturn);
1404 break;
1405 case MCI_STATUS_MODE:
1406 TRACE("MCI_STATUS_MODE => %u\n", wmm->dwStatus);
1407 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwStatus, wmm->dwStatus);
1408 ret = MCI_RESOURCE_RETURNED;
1409 break;
1410 case MCI_STATUS_MEDIA_PRESENT:
1411 TRACE("MCI_STATUS_MEDIA_PRESENT => TRUE\n");
1412 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1413 ret = MCI_RESOURCE_RETURNED;
1414 break;
1415 case MCI_STATUS_NUMBER_OF_TRACKS:
1416 lpParms->dwReturn = (wmm->wFormat == 2) ? wmm->nTracks : 1;
1417 TRACE("MCI_STATUS_NUMBER_OF_TRACKS => %lu\n", lpParms->dwReturn);
1418 break;
1419 case MCI_STATUS_POSITION:
1420 /* FIXME: do I need to use MCI_TRACK ? */
1421 lpParms->dwReturn = MIDI_ConvertMSToTimeFormat(wmm,
1422 (dwFlags & MCI_STATUS_START) ? 0 : wmm->dwPositionMS);
1423 TRACE("MCI_STATUS_POSITION %s => %lu\n",
1424 (dwFlags & MCI_STATUS_START) ? "start" : "current", lpParms->dwReturn);
1425 break;
1426 case MCI_STATUS_READY:
1427 lpParms->dwReturn = (wmm->dwStatus == MCI_MODE_NOT_READY) ?
1428 MAKEMCIRESOURCE(FALSE, MCI_FALSE) : MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1429 ret = MCI_RESOURCE_RETURNED;
1430 TRACE("MCI_STATUS_READY = %u\n", LOWORD(lpParms->dwReturn));
1431 break;
1432 case MCI_STATUS_TIME_FORMAT:
1433 lpParms->dwReturn = MAKEMCIRESOURCE(wmm->dwMciTimeFormat, wmm->dwMciTimeFormat);
1434 TRACE("MCI_STATUS_TIME_FORMAT => %u\n", LOWORD(lpParms->dwReturn));
1435 ret = MCI_RESOURCE_RETURNED;
1436 break;
1437 case MCI_SEQ_STATUS_DIVTYPE:
1438 TRACE("MCI_SEQ_STATUS_DIVTYPE !\n");
1439 if (wmm->nDivision > 0x8000) {
1440 switch (wmm->nDivision) {
1441 case 0xE8: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_24; break; /* -24 */
1442 case 0xE7: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_25; break; /* -25 */
1443 case 0xE3: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30DROP; break; /* -29 */ /* is the MCI constant correct ? */
1444 case 0xE2: lpParms->dwReturn = MCI_SEQ_DIV_SMPTE_30; break; /* -30 */
1445 default: FIXME("There is a bad bad programmer\n");
1446 }
1447 } else {
1448 lpParms->dwReturn = MCI_SEQ_DIV_PPQN;
1449 }
1450 lpParms->dwReturn = MAKEMCIRESOURCE(lpParms->dwReturn,lpParms->dwReturn);
1451 ret = MCI_RESOURCE_RETURNED;
1452 break;
1453 case MCI_SEQ_STATUS_MASTER:
1454 TRACE("MCI_SEQ_STATUS_MASTER !\n");
1455 lpParms->dwReturn = 0;
1456 break;
1457 case MCI_SEQ_STATUS_SLAVE:
1458 TRACE("MCI_SEQ_STATUS_SLAVE !\n");
1459 lpParms->dwReturn = 0;
1460 break;
1461 case MCI_SEQ_STATUS_OFFSET:
1462 TRACE("MCI_SEQ_STATUS_OFFSET !\n");
1463 lpParms->dwReturn = 0;
1464 break;
1465 case MCI_SEQ_STATUS_PORT:
1466 TRACE("MCI_SEQ_STATUS_PORT (%u)!\n", wmm->wDevID);
1467 lpParms->dwReturn = MIDI_MAPPER;
1468 break;
1469 case MCI_SEQ_STATUS_TEMPO:
1470 TRACE("MCI_SEQ_STATUS_TEMPO !\n");
1471 lpParms->dwReturn = wmm->dwTempo;
1472 break;
1473 default:
1474 FIXME("Unknowm command %08lX !\n", lpParms->dwItem);
1475 return MCIERR_UNRECOGNIZED_COMMAND;
1476 }
1477 } else {
1478 WARN("No Status-Item!\n");
1479 return MCIERR_UNRECOGNIZED_COMMAND;
1480 }
1481 if (dwFlags & MCI_NOTIFY) {
1482 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1483 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1484 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1485 }
1486 return ret;
1487 }
1488
1489 /**************************************************************************
1490 * MIDI_mciGetDevCaps [internal]
1491 */
1492 static DWORD MIDI_mciGetDevCaps(UINT wDevID, DWORD dwFlags,
1493 LPMCI_GETDEVCAPS_PARMS lpParms)
1494 {
1495 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1496 DWORD ret;
1497
1498 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1499
1500 if (lpParms == NULL) return MCIERR_NULL_PARAMETER_BLOCK;
1501 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1502
1503 if (dwFlags & MCI_GETDEVCAPS_ITEM) {
1504 switch (lpParms->dwItem) {
1505 case MCI_GETDEVCAPS_DEVICE_TYPE:
1506 TRACE("MCI_GETDEVCAPS_DEVICE_TYPE !\n");
1507 lpParms->dwReturn = MAKEMCIRESOURCE(MCI_DEVTYPE_SEQUENCER, MCI_DEVTYPE_SEQUENCER);
1508 ret = MCI_RESOURCE_RETURNED;
1509 break;
1510 case MCI_GETDEVCAPS_HAS_AUDIO:
1511 TRACE("MCI_GETDEVCAPS_HAS_AUDIO !\n");
1512 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1513 ret = MCI_RESOURCE_RETURNED;
1514 break;
1515 case MCI_GETDEVCAPS_HAS_VIDEO:
1516 TRACE("MCI_GETDEVCAPS_HAS_VIDEO !\n");
1517 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1518 ret = MCI_RESOURCE_RETURNED;
1519 break;
1520 case MCI_GETDEVCAPS_USES_FILES:
1521 TRACE("MCI_GETDEVCAPS_USES_FILES !\n");
1522 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1523 ret = MCI_RESOURCE_RETURNED;
1524 break;
1525 case MCI_GETDEVCAPS_COMPOUND_DEVICE:
1526 TRACE("MCI_GETDEVCAPS_COMPOUND_DEVICE !\n");
1527 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1528 ret = MCI_RESOURCE_RETURNED;
1529 break;
1530 case MCI_GETDEVCAPS_CAN_EJECT:
1531 TRACE("MCI_GETDEVCAPS_CAN_EJECT !\n");
1532 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1533 ret = MCI_RESOURCE_RETURNED;
1534 break;
1535 case MCI_GETDEVCAPS_CAN_PLAY:
1536 TRACE("MCI_GETDEVCAPS_CAN_PLAY !\n");
1537 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1538 ret = MCI_RESOURCE_RETURNED;
1539 break;
1540 case MCI_GETDEVCAPS_CAN_RECORD:
1541 TRACE("MCI_GETDEVCAPS_CAN_RECORD !\n");
1542 lpParms->dwReturn = MAKEMCIRESOURCE(TRUE, MCI_TRUE);
1543 ret = MCI_RESOURCE_RETURNED;
1544 break;
1545 case MCI_GETDEVCAPS_CAN_SAVE:
1546 TRACE("MCI_GETDEVCAPS_CAN_SAVE !\n");
1547 lpParms->dwReturn = MAKEMCIRESOURCE(FALSE, MCI_FALSE);
1548 ret = MCI_RESOURCE_RETURNED;
1549 break;
1550 default:
1551 FIXME("Unknown capability (%08lx) !\n", lpParms->dwItem);
1552 return MCIERR_UNRECOGNIZED_COMMAND;
1553 }
1554 } else {
1555 WARN("No GetDevCaps-Item !\n");
1556 return MCIERR_UNRECOGNIZED_COMMAND;
1557 }
1558 return ret;
1559 }
1560
1561 /**************************************************************************
1562 * MIDI_mciInfo [internal]
1563 */
1564 static DWORD MIDI_mciInfo(UINT wDevID, DWORD dwFlags, LPMCI_INFO_PARMSA lpParms)
1565 {
1566 LPCSTR str = 0;
1567 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1568 DWORD ret = 0;
1569
1570 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1571
1572 if (lpParms == NULL || lpParms->lpstrReturn == NULL)
1573 return MCIERR_NULL_PARAMETER_BLOCK;
1574 if (wmm == NULL) return MCIERR_INVALID_DEVICE_ID;
1575
1576 TRACE("buf=%p, len=%lu\n", lpParms->lpstrReturn, lpParms->dwRetSize);
1577
1578 switch (dwFlags & ~(MCI_WAIT|MCI_NOTIFY)) {
1579 case MCI_INFO_PRODUCT:
1580 str = "Wine's MIDI sequencer";
1581 break;
1582 case MCI_INFO_FILE:
1583 str = wmm->lpstrElementName;
1584 break;
1585 case MCI_INFO_COPYRIGHT:
1586 str = wmm->lpstrCopyright;
1587 break;
1588 case MCI_INFO_NAME:
1589 str = wmm->lpstrName;
1590 break;
1591 default:
1592 WARN("Don't know this info command (%lu)\n", dwFlags);
1593 return MCIERR_UNRECOGNIZED_COMMAND;
1594 }
1595 if (str) {
1596 if (lpParms->dwRetSize <= strlen(str)) {
1597 lstrcpynA(lpParms->lpstrReturn, str, lpParms->dwRetSize - 1);
1598 ret = MCIERR_PARAM_OVERFLOW;
1599 } else {
1600 strcpy(lpParms->lpstrReturn, str);
1601 }
1602 } else {
1603 *lpParms->lpstrReturn = 0;
1604 }
1605 return ret;
1606 }
1607
1608 /**************************************************************************
1609 * MIDI_mciSeek [internal]
1610 */
1611 static DWORD MIDI_mciSeek(UINT wDevID, DWORD dwFlags, LPMCI_SEEK_PARMS lpParms)
1612 {
1613 DWORD ret = 0;
1614 WINE_MCIMIDI* wmm = MIDI_mciGetOpenDev(wDevID);
1615
1616 TRACE("(%04X, %08lX, %p);\n", wDevID, dwFlags, lpParms);
1617
1618 if (lpParms == NULL) {
1619 ret = MCIERR_NULL_PARAMETER_BLOCK;
1620 } else if (wmm == NULL) {
1621 ret = MCIERR_INVALID_DEVICE_ID;
1622 } else {
1623 MIDI_mciStop(wDevID, MCI_WAIT, 0);
1624
1625 if (dwFlags & MCI_SEEK_TO_START) {
1626 wmm->dwPositionMS = 0;
1627 } else if (dwFlags & MCI_SEEK_TO_END) {
1628 wmm->dwPositionMS = 0xFFFFFFFF; /* FIXME */
1629 } else if (dwFlags & MCI_TO) {
1630 wmm->dwPositionMS = MIDI_ConvertTimeFormatToMS(wmm, lpParms->dwTo);
1631 } else {
1632 WARN("dwFlag doesn't tell where to seek to...\n");
1633 return MCIERR_MISSING_PARAMETER;
1634 }
1635
1636 TRACE("Seeking to position=%lu ms\n", wmm->dwPositionMS);
1637
1638 if (dwFlags & MCI_NOTIFY) {
1639 TRACE("MCI_NOTIFY_SUCCESSFUL %08lX !\n", lpParms->dwCallback);
1640 mciDriverNotify(HWND_32(LOWORD(lpParms->dwCallback)),
1641 wmm->wNotifyDeviceID, MCI_NOTIFY_SUCCESSFUL);
1642 }
1643 }
1644 return ret;
1645 }
1646
1647 /*======================================================================*
1648 * MIDI entry points *
1649 *======================================================================*/
1650
1651 /**************************************************************************
1652 * DriverProc (MCISEQ.@)
1653 */
1654 LONG CALLBACK MCIMIDI_DriverProc(DWORD dwDevID, HDRVR hDriv, DWORD wMsg,
1655 DWORD dwParam1, DWORD dwParam2)
1656 {
1657 switch (wMsg) {
1658 case DRV_LOAD: return 1;
1659 case DRV_FREE: return 1;
1660 case DRV_ENABLE: return 1;
1661 case DRV_DISABLE: return 1;
1662 case DRV_QUERYCONFIGURE: return 1;
1663 case DRV_CONFIGURE: MessageBoxA(0, "Sample Midi Driver !", "OSS Driver", MB_OK); return 1;
1664 case DRV_INSTALL: return DRVCNF_RESTART;
1665 case DRV_REMOVE: return DRVCNF_RESTART;
1666 case DRV_OPEN: return MIDI_drvOpen((LPSTR)dwParam1, (LPMCI_OPEN_DRIVER_PARMSA)dwParam2);
1667 case DRV_CLOSE: return MIDI_drvClose(dwDevID);
1668 }
1669
1670 if (dwDevID == 0xFFFFFFFF) return MCIERR_UNSUPPORTED_FUNCTION;
1671
1672 switch (wMsg) {
1673 case MCI_OPEN_DRIVER: return MIDI_mciOpen (dwDevID, dwParam1, (LPMCI_OPEN_PARMSA) dwParam2);
1674 case MCI_CLOSE_DRIVER: return MIDI_mciClose (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1675 case MCI_PLAY: return MIDI_mciPlay (dwDevID, dwParam1, (LPMCI_PLAY_PARMS) dwParam2);
1676 case MCI_RECORD: return MIDI_mciRecord (dwDevID, dwParam1, (LPMCI_RECORD_PARMS) dwParam2);
1677 case MCI_STOP: return MIDI_mciStop (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1678 case MCI_SET: return MIDI_mciSet (dwDevID, dwParam1, (LPMCI_SET_PARMS) dwParam2);
1679 case MCI_PAUSE: return MIDI_mciPause (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1680 case MCI_RESUME: return MIDI_mciResume (dwDevID, dwParam1, (LPMCI_GENERIC_PARMS) dwParam2);
1681 case MCI_STATUS: return MIDI_mciStatus (dwDevID, dwParam1, (LPMCI_STATUS_PARMS) dwParam2);
1682 case MCI_GETDEVCAPS: return MIDI_mciGetDevCaps(dwDevID, dwParam1, (LPMCI_GETDEVCAPS_PARMS)dwParam2);
1683 case MCI_INFO: return MIDI_mciInfo (dwDevID, dwParam1, (LPMCI_INFO_PARMSA) dwParam2);
1684 case MCI_SEEK: return MIDI_mciSeek (dwDevID, dwParam1, (LPMCI_SEEK_PARMS) dwParam2);
1685 /* commands that should be supported */
1686 case MCI_LOAD:
1687 case MCI_SAVE:
1688 case MCI_FREEZE:
1689 case MCI_PUT:
1690 case MCI_REALIZE:
1691 case MCI_UNFREEZE:
1692 case MCI_UPDATE:
1693 case MCI_WHERE:
1694 case MCI_STEP:
1695 case MCI_SPIN:
1696 case MCI_ESCAPE:
1697 case MCI_COPY:
1698 case MCI_CUT:
1699 case MCI_DELETE:
1700 case MCI_PASTE:
1701 WARN("Unsupported command [%lu]\n", wMsg);
1702 break;
1703 /* commands that should report an error */
1704 case MCI_WINDOW:
1705 TRACE("Unsupported command [%lu]\n", wMsg);
1706 break;
1707 case MCI_OPEN:
1708 case MCI_CLOSE:
1709 FIXME("Shouldn't receive a MCI_OPEN or CLOSE message\n");
1710 break;
1711 default:
1712 TRACE("Sending msg [%lu] to default driver proc\n", wMsg);
1713 return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);
1714 }
1715 return MCIERR_UNRECOGNIZED_COMMAND;
1716 }
Maarten's multimedia branch