1 /* -*- tab-width: 8; c-basic-offset: 4 -*- */
3 * Wine Wave mapper driver
5 * Copyright 1999,2001 Eric Pouech
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.
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.
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
23 * + better protection against evilish dwUser parameters
24 * + use asynchronous ACM conversion
25 * + don't use callback functions when none is required in open
26 * + the buffer sizes may not be accurate, so there may be some
27 * remaining bytes in src and dst buffers after ACM conversions...
28 * those should be taken care of...
40 #include "wine/unicode.h"
41 #include "wine/debug.h"
43 WINE_DEFAULT_DEBUG_CHANNEL(wavemap);
45 typedef struct tagWAVEMAPDATA {
46 struct tagWAVEMAPDATA* self;
57 HACMSTREAM hAcmStream;
58 /* needed data to filter callbacks. Only needed when hAcmStream is not 0 */
60 DWORD_PTR dwClientInstance;
62 /* ratio to compute position from a PCM playback to any format */
65 /* channel size of inner and outer */
66 DWORD nSamplesPerSecOuter;
67 DWORD nSamplesPerSecInner;
70 static BOOL WAVEMAP_IsData(const WAVEMAPDATA* wm)
72 return (!IsBadReadPtr(wm, sizeof(WAVEMAPDATA)) && wm->self == wm);
75 /*======================================================================*
77 *======================================================================*/
79 static void CALLBACK wodCallback(HWAVEOUT hWave, UINT uMsg, DWORD_PTR dwInstance,
80 DWORD_PTR dwParam1, DWORD_PTR dwParam2)
82 WAVEMAPDATA* wom = (WAVEMAPDATA*)dwInstance;
84 TRACE("(%p %u %ld %lx %lx);\n", hWave, uMsg, dwInstance, dwParam1, dwParam2);
86 if (!WAVEMAP_IsData(wom)) {
91 if (uMsg != WOM_OPEN && hWave != wom->u.out.hInnerWave)
92 ERR("Shouldn't happen (%p %p)\n", hWave, wom->u.out.hInnerWave);
97 /* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
100 if (wom->hAcmStream) {
101 LPWAVEHDR lpWaveHdrDst = (LPWAVEHDR)dwParam1;
102 PACMSTREAMHEADER ash = (PACMSTREAMHEADER)((LPSTR)lpWaveHdrDst - sizeof(ACMSTREAMHEADER));
103 LPWAVEHDR lpWaveHdrSrc = (LPWAVEHDR)ash->dwUser;
105 lpWaveHdrSrc->dwFlags &= ~WHDR_INQUEUE;
106 lpWaveHdrSrc->dwFlags |= WHDR_DONE;
107 dwParam1 = (DWORD_PTR)lpWaveHdrSrc;
111 ERR("Unknown msg %u\n", uMsg);
114 DriverCallback(wom->dwCallback, HIWORD(wom->dwFlags), (HDRVR)wom->u.out.hOuterWave,
115 uMsg, wom->dwClientInstance, dwParam1, dwParam2);
118 /******************************************************************
123 static DWORD wodOpenHelper(WAVEMAPDATA* wom, UINT idx,
124 LPWAVEOPENDESC lpDesc, LPWAVEFORMATEX lpwfx,
129 TRACE("(%p %04x %p %p %08x)\n", wom, idx, lpDesc, lpwfx, dwFlags);
131 /* destination is always PCM, so the formulas below apply */
132 lpwfx->nBlockAlign = (lpwfx->nChannels * lpwfx->wBitsPerSample) / 8;
133 lpwfx->nAvgBytesPerSec = lpwfx->nSamplesPerSec * lpwfx->nBlockAlign;
134 if (dwFlags & WAVE_FORMAT_QUERY) {
135 ret = acmStreamOpen(NULL, 0, lpDesc->lpFormat, lpwfx, NULL, 0L, 0L, ACM_STREAMOPENF_QUERY);
137 ret = acmStreamOpen(&wom->hAcmStream, 0, lpDesc->lpFormat, lpwfx, NULL, 0L, 0L, 0L);
139 if (ret == MMSYSERR_NOERROR) {
140 ret = waveOutOpen(&wom->u.out.hInnerWave, idx, lpwfx,
141 (DWORD_PTR)wodCallback, (DWORD_PTR)wom,
142 (dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION);
143 if (ret != MMSYSERR_NOERROR && !(dwFlags & WAVE_FORMAT_QUERY)) {
144 acmStreamClose(wom->hAcmStream, 0);
148 TRACE("ret = %08x\n", ret);
152 static DWORD wodOpen(DWORD_PTR *lpdwUser, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
156 WAVEMAPDATA* wom = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEMAPDATA));
159 TRACE("(%p %p %08x)\n", lpdwUser, lpDesc, dwFlags);
163 return MMSYSERR_NOMEM;
166 ndhi = waveOutGetNumDevs();
167 if (dwFlags & WAVE_MAPPED) {
168 if (lpDesc->uMappedDeviceID >= ndhi) {
169 WARN("invalid parameter: dwFlags WAVE_MAPPED\n");
170 HeapFree(GetProcessHeap(), 0, wom);
171 return MMSYSERR_INVALPARAM;
173 ndlo = lpDesc->uMappedDeviceID;
175 dwFlags &= ~WAVE_MAPPED;
180 wom->dwCallback = lpDesc->dwCallback;
181 wom->dwFlags = dwFlags;
182 wom->dwClientInstance = lpDesc->dwInstance;
183 wom->u.out.hOuterWave = (HWAVEOUT)lpDesc->hWave;
184 wom->avgSpeedOuter = wom->avgSpeedInner = lpDesc->lpFormat->nAvgBytesPerSec;
185 wom->nSamplesPerSecOuter = wom->nSamplesPerSecInner = lpDesc->lpFormat->nSamplesPerSec;
187 for (i = ndlo; i < ndhi; i++) {
188 /* if no ACM stuff is involved, no need to handle callbacks at this
189 * level, this will be done transparently
191 if (waveOutOpen(&wom->u.out.hInnerWave, i, lpDesc->lpFormat,
192 (DWORD_PTR)wodCallback, (DWORD_PTR)wom,
193 (dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION | WAVE_FORMAT_DIRECT) == MMSYSERR_NOERROR) {
199 if ((dwFlags & WAVE_FORMAT_DIRECT) == 0) {
202 wfx.wFormatTag = WAVE_FORMAT_PCM;
203 wfx.cbSize = 0; /* normally, this field is not used for PCM format, just in case */
204 /* try some ACM stuff */
206 #define TRY(sps,bps) wfx.nSamplesPerSec = (sps); wfx.wBitsPerSample = (bps); \
207 switch (res=wodOpenHelper(wom, i, lpDesc, &wfx, dwFlags | WAVE_FORMAT_DIRECT)) { \
208 case MMSYSERR_NOERROR: wom->avgSpeedInner = wfx.nAvgBytesPerSec; wom->nSamplesPerSecInner = wfx.nSamplesPerSec; goto found; \
209 case WAVERR_BADFORMAT: break; \
210 default: goto error; \
213 if (lpDesc->lpFormat->wFormatTag != WAVE_FORMAT_PCM) {
214 /* Format changed so keep sample rate and number of channels
215 * the same and just change the bit depth
217 for (i = ndlo; i < ndhi; i++) {
218 wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
219 wfx.nChannels = lpDesc->lpFormat->nChannels;
220 TRY(wfx.nSamplesPerSec, 16);
221 TRY(wfx.nSamplesPerSec, 8);
224 /* Our resampling algorithm is quite primitive so first try
225 * to just change the bit depth and number of channels
227 for (i = ndlo; i < ndhi; i++) {
228 wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
229 wfx.nChannels = lpDesc->lpFormat->nChannels;
230 TRY(wfx.nSamplesPerSec, 16);
231 TRY(wfx.nSamplesPerSec, 8);
233 TRY(wfx.nSamplesPerSec, 16);
234 TRY(wfx.nSamplesPerSec, 8);
237 for (i = ndlo; i < ndhi; i++) {
238 /* first try with same stereo/mono option as source */
239 wfx.nChannels = lpDesc->lpFormat->nChannels;
246 /* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
254 /* first try with same stereo/mono option as source */
255 wfx.nChannels = lpDesc->lpFormat->nChannels;
262 /* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
274 HeapFree(GetProcessHeap(), 0, wom);
275 WARN("ret = WAVERR_BADFORMAT\n");
276 return WAVERR_BADFORMAT;
279 if (dwFlags & WAVE_FORMAT_QUERY) {
281 HeapFree(GetProcessHeap(), 0, wom);
283 *lpdwUser = (DWORD_PTR)wom;
285 return MMSYSERR_NOERROR;
287 HeapFree(GetProcessHeap(), 0, wom);
288 if (res==ACMERR_NOTPOSSIBLE) {
289 WARN("ret = WAVERR_BADFORMAT\n");
290 return WAVERR_BADFORMAT;
292 WARN("ret = 0x%08x\n", res);
296 static DWORD wodClose(WAVEMAPDATA* wom)
300 TRACE("(%p)\n", wom);
302 ret = waveOutClose(wom->u.out.hInnerWave);
303 if (ret == MMSYSERR_NOERROR) {
304 if (wom->hAcmStream) {
305 ret = acmStreamClose(wom->hAcmStream, 0);
307 if (ret == MMSYSERR_NOERROR) {
308 HeapFree(GetProcessHeap(), 0, wom);
314 static DWORD wodWrite(WAVEMAPDATA* wom, LPWAVEHDR lpWaveHdrSrc, DWORD dwParam2)
316 PACMSTREAMHEADER ash;
317 LPWAVEHDR lpWaveHdrDst;
319 TRACE("(%p %p %08x)\n", wom, lpWaveHdrSrc, dwParam2);
321 if (!wom->hAcmStream) {
322 return waveOutWrite(wom->u.out.hInnerWave, lpWaveHdrSrc, dwParam2);
325 lpWaveHdrSrc->dwFlags |= WHDR_INQUEUE;
326 ash = (PACMSTREAMHEADER)lpWaveHdrSrc->reserved;
327 /* acmStreamConvert will actually check that the new size is less than initial size */
328 ash->cbSrcLength = lpWaveHdrSrc->dwBufferLength;
329 if (acmStreamConvert(wom->hAcmStream, ash, 0L) != MMSYSERR_NOERROR) {
330 WARN("acmStreamConvert failed\n");
331 return MMSYSERR_ERROR;
334 lpWaveHdrDst = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
335 if (ash->cbSrcLength > ash->cbSrcLengthUsed)
336 FIXME("Not all src buffer has been written, expect bogus sound\n");
337 else if (ash->cbSrcLength < ash->cbSrcLengthUsed)
338 ERR("Codec has read more data than it is allowed to\n");
340 if (ash->cbDstLengthUsed == 0) {
341 /* something went wrong in decoding */
342 FIXME("Got 0 length\n");
343 return MMSYSERR_ERROR;
345 lpWaveHdrDst->dwBufferLength = ash->cbDstLengthUsed;
346 return waveOutWrite(wom->u.out.hInnerWave, lpWaveHdrDst, sizeof(*lpWaveHdrDst));
349 static DWORD wodPrepare(WAVEMAPDATA* wom, LPWAVEHDR lpWaveHdrSrc, DWORD dwParam2)
351 PACMSTREAMHEADER ash;
354 LPWAVEHDR lpWaveHdrDst;
356 TRACE("(%p %p %08x)\n", wom, lpWaveHdrSrc, dwParam2);
358 if (!wom->hAcmStream)
359 return waveOutPrepareHeader(wom->u.out.hInnerWave, lpWaveHdrSrc, dwParam2);
361 if (acmStreamSize(wom->hAcmStream, lpWaveHdrSrc->dwBufferLength, &size, ACM_STREAMSIZEF_SOURCE) != MMSYSERR_NOERROR) {
362 WARN("acmStreamSize failed\n");
363 return MMSYSERR_ERROR;
366 ash = HeapAlloc(GetProcessHeap(), 0, sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR) + size);
369 return MMSYSERR_NOMEM;
372 ash->cbStruct = sizeof(*ash);
374 ash->dwUser = (DWORD_PTR)lpWaveHdrSrc;
375 ash->pbSrc = (LPBYTE)lpWaveHdrSrc->lpData;
376 ash->cbSrcLength = lpWaveHdrSrc->dwBufferLength;
377 /* ash->cbSrcLengthUsed */
378 ash->dwSrcUser = lpWaveHdrSrc->dwUser; /* FIXME ? */
379 ash->pbDst = (LPBYTE)ash + sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR);
380 ash->cbDstLength = size;
381 /* ash->cbDstLengthUsed */
382 ash->dwDstUser = 0; /* FIXME ? */
383 dwRet = acmStreamPrepareHeader(wom->hAcmStream, ash, 0L);
384 if (dwRet != MMSYSERR_NOERROR) {
385 WARN("acmStreamPrepareHeader failed\n");
389 lpWaveHdrDst = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
390 lpWaveHdrDst->lpData = (LPSTR)ash->pbDst;
391 lpWaveHdrDst->dwBufferLength = size; /* conversion is not done yet */
392 lpWaveHdrDst->dwFlags = 0;
393 lpWaveHdrDst->dwLoops = 0;
394 dwRet = waveOutPrepareHeader(wom->u.out.hInnerWave, lpWaveHdrDst, sizeof(*lpWaveHdrDst));
395 if (dwRet != MMSYSERR_NOERROR) {
396 WARN("waveOutPrepareHeader failed\n");
400 lpWaveHdrSrc->reserved = (DWORD_PTR)ash;
401 lpWaveHdrSrc->dwFlags = WHDR_PREPARED;
403 return MMSYSERR_NOERROR;
405 TRACE("=> (%d)\n", dwRet);
406 HeapFree(GetProcessHeap(), 0, ash);
410 static DWORD wodUnprepare(WAVEMAPDATA* wom, LPWAVEHDR lpWaveHdrSrc, DWORD dwParam2)
412 PACMSTREAMHEADER ash;
413 LPWAVEHDR lpWaveHdrDst;
414 DWORD dwRet1, dwRet2;
416 TRACE("(%p %p %08x)\n", wom, lpWaveHdrSrc, dwParam2);
418 if (!wom->hAcmStream) {
419 return waveOutUnprepareHeader(wom->u.out.hInnerWave, lpWaveHdrSrc, dwParam2);
421 ash = (PACMSTREAMHEADER)lpWaveHdrSrc->reserved;
422 dwRet1 = acmStreamUnprepareHeader(wom->hAcmStream, ash, 0L);
424 lpWaveHdrDst = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
425 dwRet2 = waveOutUnprepareHeader(wom->u.out.hInnerWave, lpWaveHdrDst, sizeof(*lpWaveHdrDst));
427 HeapFree(GetProcessHeap(), 0, ash);
429 lpWaveHdrSrc->dwFlags &= ~WHDR_PREPARED;
430 return (dwRet1 == MMSYSERR_NOERROR) ? dwRet2 : dwRet1;
433 static DWORD wodGetPosition(WAVEMAPDATA* wom, LPMMTIME lpTime, DWORD dwParam2)
437 TRACE("(%p %p %08x)\n", wom, lpTime, dwParam2);
441 /* For TIME_MS, we're going to recalculate using TIME_BYTES */
442 if (lpTime->wType == TIME_MS)
443 timepos.wType = TIME_BYTES;
445 /* This can change timepos.wType if the requested type is not supported */
446 val = waveOutGetPosition(wom->u.out.hInnerWave, &timepos, dwParam2);
448 if (timepos.wType == TIME_BYTES)
450 DWORD dwInnerSamplesPerOuter = wom->nSamplesPerSecInner / wom->nSamplesPerSecOuter;
451 if (dwInnerSamplesPerOuter > 0)
453 DWORD dwInnerBytesPerSample = wom->avgSpeedInner / wom->nSamplesPerSecInner;
454 DWORD dwInnerBytesPerOuterSample = dwInnerBytesPerSample * dwInnerSamplesPerOuter;
457 /* If we are up sampling (going from lower sample rate to higher),
458 ** we need to make a special accommodation for times when we've
459 ** written a partial output sample. This happens frequently
460 ** to us because we use msacm to do our up sampling, and it
461 ** will up sample on an unaligned basis.
462 ** For example, if you convert a 2 byte wide 8,000 'outer'
463 ** buffer to a 2 byte wide 48,000 inner device, you would
464 ** expect 2 bytes of input to produce 12 bytes of output.
465 ** Instead, msacm will produce 8 bytes of output.
466 ** But reporting our position as 1 byte of output is
467 ** nonsensical; the output buffer position needs to be
468 ** aligned on outer sample size, and aggressively rounded up.
470 remainder = timepos.u.cb % dwInnerBytesPerOuterSample;
473 timepos.u.cb -= remainder;
474 timepos.u.cb += dwInnerBytesPerOuterSample;
478 lpTime->u.cb = MulDiv(timepos.u.cb, wom->avgSpeedOuter, wom->avgSpeedInner);
480 /* Once we have the TIME_BYTES right, we can easily convert to TIME_MS */
481 if (lpTime->wType == TIME_MS)
482 lpTime->u.ms = MulDiv(lpTime->u.cb, 1000, wom->avgSpeedOuter);
484 lpTime->wType = TIME_BYTES;
486 else if (lpTime->wType == TIME_SAMPLES && timepos.wType == TIME_SAMPLES)
487 lpTime->u.sample = MulDiv(timepos.u.sample, wom->nSamplesPerSecOuter, wom->nSamplesPerSecInner);
489 /* other time types don't require conversion */
490 lpTime->u = timepos.u;
495 static DWORD wodGetDevCaps(UINT wDevID, WAVEMAPDATA* wom, LPWAVEOUTCAPSW lpWaveCaps, DWORD dwParam2)
497 static const WCHAR name[] = {'W','i','n','e',' ','w','a','v','e',' ','o','u','t',' ','m','a','p','p','e','r',0};
499 TRACE("(%04x %p %p %08x)\n",wDevID, wom, lpWaveCaps, dwParam2);
501 /* if opened low driver, forward message */
502 if (WAVEMAP_IsData(wom))
503 return waveOutGetDevCapsW((UINT_PTR)wom->u.out.hInnerWave, lpWaveCaps, dwParam2);
504 /* else if no drivers, nothing to map so return bad device */
505 if (waveOutGetNumDevs() == 0) {
506 WARN("bad device id\n");
507 return MMSYSERR_BADDEVICEID;
509 /* otherwise, return caps of mapper itself */
510 if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) {
514 woc.vDriverVersion = 0x0332;
515 lstrcpyW(woc.szPname, name);
517 WAVE_FORMAT_96M08 | WAVE_FORMAT_96S08 | WAVE_FORMAT_96M16 | WAVE_FORMAT_96S16 |
518 WAVE_FORMAT_48M08 | WAVE_FORMAT_48S08 | WAVE_FORMAT_48M16 | WAVE_FORMAT_48S16 |
519 WAVE_FORMAT_4M08 | WAVE_FORMAT_4S08 | WAVE_FORMAT_4M16 | WAVE_FORMAT_4S16 |
520 WAVE_FORMAT_2M08 | WAVE_FORMAT_2S08 | WAVE_FORMAT_2M16 | WAVE_FORMAT_2S16 |
521 WAVE_FORMAT_1M08 | WAVE_FORMAT_1S08 | WAVE_FORMAT_1M16 | WAVE_FORMAT_1S16;
523 woc.dwSupport = WAVECAPS_VOLUME | WAVECAPS_LRVOLUME;
524 memcpy(lpWaveCaps, &woc, min(dwParam2, sizeof(woc)));
526 return MMSYSERR_NOERROR;
528 ERR("This shouldn't happen\n");
529 return MMSYSERR_ERROR;
532 static DWORD wodGetVolume(UINT wDevID, WAVEMAPDATA* wom, LPDWORD lpVol)
534 TRACE("(%04x %p %p)\n",wDevID, wom, lpVol);
536 if (WAVEMAP_IsData(wom))
537 return waveOutGetVolume(wom->u.out.hInnerWave, lpVol);
538 return MMSYSERR_NOERROR;
541 static DWORD wodSetVolume(UINT wDevID, WAVEMAPDATA* wom, DWORD vol)
543 TRACE("(%04x %p %08x)\n",wDevID, wom, vol);
545 if (WAVEMAP_IsData(wom))
546 return waveOutSetVolume(wom->u.out.hInnerWave, vol);
547 return MMSYSERR_NOERROR;
550 static DWORD wodPause(WAVEMAPDATA* wom)
554 return waveOutPause(wom->u.out.hInnerWave);
557 static DWORD wodRestart(WAVEMAPDATA* wom)
561 return waveOutRestart(wom->u.out.hInnerWave);
564 static DWORD wodReset(WAVEMAPDATA* wom)
568 return waveOutReset(wom->u.out.hInnerWave);
571 static DWORD wodBreakLoop(WAVEMAPDATA* wom)
575 return waveOutBreakLoop(wom->u.out.hInnerWave);
578 static DWORD wodMapperStatus(WAVEMAPDATA* wom, DWORD flags, LPVOID ptr)
581 DWORD ret = MMSYSERR_NOTSUPPORTED;
583 TRACE("(%p %08x %p)\n",wom, flags, ptr);
586 case WAVEOUT_MAPPER_STATUS_DEVICE:
587 ret = waveOutGetID(wom->u.out.hInnerWave, &id);
590 case WAVEOUT_MAPPER_STATUS_MAPPED:
591 FIXME("Unsupported flag=%d\n", flags);
592 *(LPDWORD)ptr = 0; /* FIXME ?? */
594 case WAVEOUT_MAPPER_STATUS_FORMAT:
595 FIXME("Unsupported flag=%d\n", flags);
596 /* ptr points to a WAVEFORMATEX struct - before or after streaming ? */
600 FIXME("Unsupported flag=%d\n", flags);
607 static DWORD wodMapperReconfigure(WAVEMAPDATA* wom, DWORD dwParam1, DWORD dwParam2)
609 FIXME("(%p %08x %08x) stub!\n", wom, dwParam1, dwParam2);
611 return MMSYSERR_NOERROR;
614 /**************************************************************************
615 * wodMessage (MSACM.@)
617 DWORD WINAPI WAVEMAP_wodMessage(UINT wDevID, UINT wMsg, DWORD_PTR dwUser,
618 DWORD_PTR dwParam1, DWORD_PTR dwParam2)
620 TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
621 wDevID, wMsg, dwUser, dwParam1, dwParam2);
628 /* FIXME: Pretend this is supported */
630 case WODM_OPEN: return wodOpen ((DWORD_PTR*)dwUser, (LPWAVEOPENDESC)dwParam1,dwParam2);
631 case WODM_CLOSE: return wodClose ((WAVEMAPDATA*)dwUser);
632 case WODM_WRITE: return wodWrite ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
633 case WODM_PAUSE: return wodPause ((WAVEMAPDATA*)dwUser);
634 case WODM_GETPOS: return wodGetPosition ((WAVEMAPDATA*)dwUser, (LPMMTIME)dwParam1, dwParam2);
635 case WODM_BREAKLOOP: return wodBreakLoop ((WAVEMAPDATA*)dwUser);
636 case WODM_PREPARE: return wodPrepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
637 case WODM_UNPREPARE: return wodUnprepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
638 case WODM_GETDEVCAPS: return wodGetDevCaps (wDevID, (WAVEMAPDATA*)dwUser, (LPWAVEOUTCAPSW)dwParam1,dwParam2);
639 case WODM_GETNUMDEVS: return 1;
640 case WODM_GETPITCH: return MMSYSERR_NOTSUPPORTED;
641 case WODM_SETPITCH: return MMSYSERR_NOTSUPPORTED;
642 case WODM_GETPLAYBACKRATE: return MMSYSERR_NOTSUPPORTED;
643 case WODM_SETPLAYBACKRATE: return MMSYSERR_NOTSUPPORTED;
644 case WODM_GETVOLUME: return wodGetVolume (wDevID, (WAVEMAPDATA*)dwUser, (LPDWORD)dwParam1);
645 case WODM_SETVOLUME: return wodSetVolume (wDevID, (WAVEMAPDATA*)dwUser, dwParam1);
646 case WODM_RESTART: return wodRestart ((WAVEMAPDATA*)dwUser);
647 case WODM_RESET: return wodReset ((WAVEMAPDATA*)dwUser);
648 case WODM_MAPPER_STATUS: return wodMapperStatus ((WAVEMAPDATA*)dwUser, dwParam1, (LPVOID)dwParam2);
649 case DRVM_MAPPER_RECONFIGURE: return wodMapperReconfigure((WAVEMAPDATA*)dwUser, dwParam1, dwParam2);
650 /* known but not supported */
651 case DRV_QUERYDEVICEINTERFACESIZE:
652 case DRV_QUERYDEVICEINTERFACE:
653 return MMSYSERR_NOTSUPPORTED;
655 FIXME("unknown message %d!\n", wMsg);
657 return MMSYSERR_NOTSUPPORTED;
660 /*======================================================================*
662 *======================================================================*/
664 static void CALLBACK widCallback(HWAVEIN hWave, UINT uMsg, DWORD_PTR dwInstance,
665 DWORD_PTR dwParam1, DWORD_PTR dwParam2)
667 WAVEMAPDATA* wim = (WAVEMAPDATA*)dwInstance;
669 TRACE("(%p %u %lx %lx %lx);\n", hWave, uMsg, dwInstance, dwParam1, dwParam2);
671 if (!WAVEMAP_IsData(wim)) {
676 if (uMsg != WIM_OPEN && hWave != wim->u.in.hInnerWave)
677 ERR("Shouldn't happen (%p %p)\n", hWave, wim->u.in.hInnerWave);
682 /* dwParam1 & dwParam2 are supposed to be 0, nothing to do */
685 if (wim->hAcmStream) {
686 LPWAVEHDR lpWaveHdrSrc = (LPWAVEHDR)dwParam1;
687 PACMSTREAMHEADER ash = (PACMSTREAMHEADER)((LPSTR)lpWaveHdrSrc - sizeof(ACMSTREAMHEADER));
688 LPWAVEHDR lpWaveHdrDst = (LPWAVEHDR)ash->dwUser;
690 /* convert data just gotten from waveIn into requested format */
691 if (acmStreamConvert(wim->hAcmStream, ash, 0L) != MMSYSERR_NOERROR) {
692 ERR("ACM conversion failed\n");
695 TRACE("Converted %d bytes into %d\n", ash->cbSrcLengthUsed, ash->cbDstLengthUsed);
697 /* and setup the wavehdr to return accordingly */
698 lpWaveHdrDst->dwFlags &= ~WHDR_INQUEUE;
699 lpWaveHdrDst->dwFlags |= WHDR_DONE;
700 lpWaveHdrDst->dwBytesRecorded = ash->cbDstLengthUsed;
701 dwParam1 = (DWORD_PTR)lpWaveHdrDst;
705 ERR("Unknown msg %u\n", uMsg);
708 DriverCallback(wim->dwCallback, HIWORD(wim->dwFlags), (HDRVR)wim->u.in.hOuterWave,
709 uMsg, wim->dwClientInstance, dwParam1, dwParam2);
712 static DWORD widOpenHelper(WAVEMAPDATA* wim, UINT idx,
713 LPWAVEOPENDESC lpDesc, LPWAVEFORMATEX lpwfx,
718 TRACE("(%p %04x %p %p %08x)\n", wim, idx, lpDesc, lpwfx, dwFlags);
720 /* source is always PCM, so the formulas below apply */
721 lpwfx->nBlockAlign = (lpwfx->nChannels * lpwfx->wBitsPerSample) / 8;
722 lpwfx->nAvgBytesPerSec = lpwfx->nSamplesPerSec * lpwfx->nBlockAlign;
723 if (dwFlags & WAVE_FORMAT_QUERY) {
724 ret = acmStreamOpen(NULL, 0, lpwfx, lpDesc->lpFormat, NULL, 0L, 0L, ACM_STREAMOPENF_QUERY);
726 ret = acmStreamOpen(&wim->hAcmStream, 0, lpwfx, lpDesc->lpFormat, NULL, 0L, 0L, 0L);
728 if (ret == MMSYSERR_NOERROR) {
729 ret = waveInOpen(&wim->u.in.hInnerWave, idx, lpwfx,
730 (DWORD_PTR)widCallback, (DWORD_PTR)wim,
731 (dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION);
732 if (ret != MMSYSERR_NOERROR && !(dwFlags & WAVE_FORMAT_QUERY)) {
733 acmStreamClose(wim->hAcmStream, 0);
737 TRACE("ret = %08x\n", ret);
741 static DWORD widOpen(DWORD_PTR *lpdwUser, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
745 WAVEMAPDATA* wim = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEMAPDATA));
748 TRACE("(%p %p %08x)\n", lpdwUser, lpDesc, dwFlags);
752 return MMSYSERR_NOMEM;
756 wim->dwCallback = lpDesc->dwCallback;
757 wim->dwFlags = dwFlags;
758 wim->dwClientInstance = lpDesc->dwInstance;
759 wim->u.in.hOuterWave = (HWAVEIN)lpDesc->hWave;
761 ndhi = waveInGetNumDevs();
762 if (dwFlags & WAVE_MAPPED) {
763 if (lpDesc->uMappedDeviceID >= ndhi) return MMSYSERR_INVALPARAM;
764 ndlo = lpDesc->uMappedDeviceID;
766 dwFlags &= ~WAVE_MAPPED;
771 wim->avgSpeedOuter = wim->avgSpeedInner = lpDesc->lpFormat->nAvgBytesPerSec;
772 wim->nSamplesPerSecOuter = wim->nSamplesPerSecInner = lpDesc->lpFormat->nSamplesPerSec;
774 for (i = ndlo; i < ndhi; i++) {
775 if (waveInOpen(&wim->u.in.hInnerWave, i, lpDesc->lpFormat,
776 (DWORD_PTR)widCallback, (DWORD_PTR)wim,
777 (dwFlags & ~CALLBACK_TYPEMASK) | CALLBACK_FUNCTION | WAVE_FORMAT_DIRECT) == MMSYSERR_NOERROR) {
783 if ((dwFlags & WAVE_FORMAT_DIRECT) == 0)
787 wfx.wFormatTag = WAVE_FORMAT_PCM;
788 wfx.cbSize = 0; /* normally, this field is not used for PCM format, just in case */
789 /* try some ACM stuff */
791 #define TRY(sps,bps) wfx.nSamplesPerSec = (sps); wfx.wBitsPerSample = (bps); \
792 switch (res=widOpenHelper(wim, i, lpDesc, &wfx, dwFlags | WAVE_FORMAT_DIRECT)) { \
793 case MMSYSERR_NOERROR: wim->avgSpeedInner = wfx.nAvgBytesPerSec; wim->nSamplesPerSecInner = wfx.nSamplesPerSec; goto found; \
794 case WAVERR_BADFORMAT: break; \
795 default: goto error; \
798 for (i = ndlo; i < ndhi; i++) {
799 wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
800 /* first try with same stereo/mono option as source */
801 wfx.nChannels = lpDesc->lpFormat->nChannels;
802 TRY(wfx.nSamplesPerSec, 16);
803 TRY(wfx.nSamplesPerSec, 8);
805 TRY(wfx.nSamplesPerSec, 16);
806 TRY(wfx.nSamplesPerSec, 8);
809 for (i = ndlo; i < ndhi; i++) {
810 wfx.nSamplesPerSec=lpDesc->lpFormat->nSamplesPerSec;
811 /* first try with same stereo/mono option as source */
812 wfx.nChannels = lpDesc->lpFormat->nChannels;
819 /* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
827 /* first try with same stereo/mono option as source */
828 wfx.nChannels = lpDesc->lpFormat->nChannels;
835 /* 2^3 => 1, 1^3 => 2, so if stereo, try mono (and the other way around) */
846 HeapFree(GetProcessHeap(), 0, wim);
847 WARN("ret = WAVERR_BADFORMAT\n");
848 return WAVERR_BADFORMAT;
850 if (dwFlags & WAVE_FORMAT_QUERY) {
852 HeapFree(GetProcessHeap(), 0, wim);
854 *lpdwUser = (DWORD_PTR)wim;
856 TRACE("Ok (stream=%p)\n", wim->hAcmStream);
857 return MMSYSERR_NOERROR;
859 HeapFree(GetProcessHeap(), 0, wim);
860 if (res==ACMERR_NOTPOSSIBLE) {
861 WARN("ret = WAVERR_BADFORMAT\n");
862 return WAVERR_BADFORMAT;
864 WARN("ret = 0x%08x\n", res);
868 static DWORD widClose(WAVEMAPDATA* wim)
872 TRACE("(%p)\n", wim);
874 ret = waveInClose(wim->u.in.hInnerWave);
875 if (ret == MMSYSERR_NOERROR) {
876 if (wim->hAcmStream) {
877 ret = acmStreamClose(wim->hAcmStream, 0);
879 if (ret == MMSYSERR_NOERROR) {
880 HeapFree(GetProcessHeap(), 0, wim);
886 static DWORD widAddBuffer(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
888 PACMSTREAMHEADER ash;
889 LPWAVEHDR lpWaveHdrSrc;
891 TRACE("(%p %p %08x)\n", wim, lpWaveHdrDst, dwParam2);
893 if (!wim->hAcmStream) {
894 return waveInAddBuffer(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
897 lpWaveHdrDst->dwFlags |= WHDR_INQUEUE;
898 ash = (PACMSTREAMHEADER)lpWaveHdrDst->reserved;
900 lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
901 return waveInAddBuffer(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
904 static DWORD widPrepare(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
906 PACMSTREAMHEADER ash;
909 LPWAVEHDR lpWaveHdrSrc;
911 TRACE("(%p %p %08x)\n", wim, lpWaveHdrDst, dwParam2);
913 if (!wim->hAcmStream) {
914 return waveInPrepareHeader(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
916 if (acmStreamSize(wim->hAcmStream, lpWaveHdrDst->dwBufferLength, &size,
917 ACM_STREAMSIZEF_DESTINATION) != MMSYSERR_NOERROR) {
918 WARN("acmStreamSize failed\n");
919 return MMSYSERR_ERROR;
922 ash = HeapAlloc(GetProcessHeap(), 0, sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR) + size);
925 return MMSYSERR_NOMEM;
928 ash->cbStruct = sizeof(*ash);
930 ash->dwUser = (DWORD_PTR)lpWaveHdrDst;
931 ash->pbSrc = (LPBYTE)ash + sizeof(ACMSTREAMHEADER) + sizeof(WAVEHDR);
932 ash->cbSrcLength = size;
933 /* ash->cbSrcLengthUsed */
934 ash->dwSrcUser = 0L; /* FIXME ? */
935 ash->pbDst = (LPBYTE)lpWaveHdrDst->lpData;
936 ash->cbDstLength = lpWaveHdrDst->dwBufferLength;
937 /* ash->cbDstLengthUsed */
938 ash->dwDstUser = lpWaveHdrDst->dwUser; /* FIXME ? */
939 dwRet = acmStreamPrepareHeader(wim->hAcmStream, ash, 0L);
940 if (dwRet != MMSYSERR_NOERROR) {
941 WARN("acmStreamPrepareHeader failed\n");
945 lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
946 lpWaveHdrSrc->lpData = (LPSTR)ash->pbSrc;
947 lpWaveHdrSrc->dwBufferLength = size; /* conversion is not done yet */
948 lpWaveHdrSrc->dwFlags = 0;
949 lpWaveHdrSrc->dwLoops = 0;
950 dwRet = waveInPrepareHeader(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
951 if (dwRet != MMSYSERR_NOERROR) {
952 WARN("waveInPrepareHeader failed\n");
956 lpWaveHdrDst->reserved = (DWORD_PTR)ash;
957 lpWaveHdrDst->dwFlags = WHDR_PREPARED;
959 return MMSYSERR_NOERROR;
961 TRACE("=> (%d)\n", dwRet);
962 HeapFree(GetProcessHeap(), 0, ash);
966 static DWORD widUnprepare(WAVEMAPDATA* wim, LPWAVEHDR lpWaveHdrDst, DWORD dwParam2)
968 PACMSTREAMHEADER ash;
969 LPWAVEHDR lpWaveHdrSrc;
970 DWORD dwRet1, dwRet2;
972 TRACE("(%p %p %08x)\n", wim, lpWaveHdrDst, dwParam2);
974 if (!wim->hAcmStream) {
975 return waveInUnprepareHeader(wim->u.in.hInnerWave, lpWaveHdrDst, dwParam2);
977 ash = (PACMSTREAMHEADER)lpWaveHdrDst->reserved;
978 dwRet1 = acmStreamUnprepareHeader(wim->hAcmStream, ash, 0L);
980 lpWaveHdrSrc = (LPWAVEHDR)((LPSTR)ash + sizeof(ACMSTREAMHEADER));
981 dwRet2 = waveInUnprepareHeader(wim->u.in.hInnerWave, lpWaveHdrSrc, sizeof(*lpWaveHdrSrc));
983 HeapFree(GetProcessHeap(), 0, ash);
985 lpWaveHdrDst->dwFlags &= ~WHDR_PREPARED;
986 return (dwRet1 == MMSYSERR_NOERROR) ? dwRet2 : dwRet1;
989 static DWORD widGetPosition(WAVEMAPDATA* wim, LPMMTIME lpTime, DWORD dwParam2)
993 TRACE("(%p %p %08x)\n", wim, lpTime, dwParam2);
997 /* For TIME_MS, we're going to recalculate using TIME_BYTES */
998 if (lpTime->wType == TIME_MS)
999 timepos.wType = TIME_BYTES;
1001 /* This can change timepos.wType if the requested type is not supported */
1002 val = waveInGetPosition(wim->u.in.hInnerWave, &timepos, dwParam2);
1004 if (timepos.wType == TIME_BYTES)
1006 DWORD dwInnerSamplesPerOuter = wim->nSamplesPerSecInner / wim->nSamplesPerSecOuter;
1007 if (dwInnerSamplesPerOuter > 0)
1009 DWORD dwInnerBytesPerSample = wim->avgSpeedInner / wim->nSamplesPerSecInner;
1010 DWORD dwInnerBytesPerOuterSample = dwInnerBytesPerSample * dwInnerSamplesPerOuter;
1011 DWORD remainder = 0;
1013 /* If we are up sampling (going from lower sample rate to higher),
1014 ** we need to make a special accommodation for times when we've
1015 ** written a partial output sample. This happens frequently
1016 ** to us because we use msacm to do our up sampling, and it
1017 ** will up sample on an unaligned basis.
1018 ** For example, if you convert a 2 byte wide 8,000 'outer'
1019 ** buffer to a 2 byte wide 48,000 inner device, you would
1020 ** expect 2 bytes of input to produce 12 bytes of output.
1021 ** Instead, msacm will produce 8 bytes of output.
1022 ** But reporting our position as 1 byte of output is
1023 ** nonsensical; the output buffer position needs to be
1024 ** aligned on outer sample size, and aggressively rounded up.
1026 remainder = timepos.u.cb % dwInnerBytesPerOuterSample;
1029 timepos.u.cb -= remainder;
1030 timepos.u.cb += dwInnerBytesPerOuterSample;
1034 lpTime->u.cb = MulDiv(timepos.u.cb, wim->avgSpeedOuter, wim->avgSpeedInner);
1036 /* Once we have the TIME_BYTES right, we can easily convert to TIME_MS */
1037 if (lpTime->wType == TIME_MS)
1038 lpTime->u.ms = MulDiv(lpTime->u.cb, 1000, wim->avgSpeedOuter);
1040 lpTime->wType = TIME_BYTES;
1042 else if (lpTime->wType == TIME_SAMPLES && timepos.wType == TIME_SAMPLES)
1043 lpTime->u.sample = MulDiv(timepos.u.sample, wim->nSamplesPerSecOuter, wim->nSamplesPerSecInner);
1045 /* other time types don't require conversion */
1046 lpTime->u = timepos.u;
1051 static DWORD widGetDevCaps(UINT wDevID, WAVEMAPDATA* wim, LPWAVEINCAPSW lpWaveCaps, DWORD dwParam2)
1053 TRACE("(%04x, %p %p %08x)\n", wDevID, wim, lpWaveCaps, dwParam2);
1055 /* if opened low driver, forward message */
1056 if (WAVEMAP_IsData(wim))
1057 return waveInGetDevCapsW((UINT_PTR)wim->u.in.hInnerWave, lpWaveCaps, dwParam2);
1058 /* else if no drivers, nothing to map so return bad device */
1059 if (waveInGetNumDevs() == 0) {
1060 WARN("bad device id\n");
1061 return MMSYSERR_BADDEVICEID;
1063 /* otherwise, return caps of mapper itself */
1064 if (wDevID == (UINT)-1 || wDevID == (UINT16)-1) {
1066 static const WCHAR init[] = {'W','i','n','e',' ','w','a','v','e',' ','i','n',' ','m','a','p','p','e','r',0};
1069 wic.vDriverVersion = 0x0001;
1070 strcpyW(wic.szPname, init);
1072 WAVE_FORMAT_96M08 | WAVE_FORMAT_96S08 | WAVE_FORMAT_96M16 | WAVE_FORMAT_96S16 |
1073 WAVE_FORMAT_48M08 | WAVE_FORMAT_48S08 | WAVE_FORMAT_48M16 | WAVE_FORMAT_48S16 |
1074 WAVE_FORMAT_4M08 | WAVE_FORMAT_4S08 | WAVE_FORMAT_4M16 | WAVE_FORMAT_4S16 |
1075 WAVE_FORMAT_2M08 | WAVE_FORMAT_2S08 | WAVE_FORMAT_2M16 | WAVE_FORMAT_2S16 |
1076 WAVE_FORMAT_1M08 | WAVE_FORMAT_1S08 | WAVE_FORMAT_1M16 | WAVE_FORMAT_1S16;
1078 memcpy(lpWaveCaps, &wic, min(dwParam2, sizeof(wic)));
1080 return MMSYSERR_NOERROR;
1082 ERR("This shouldn't happen\n");
1083 return MMSYSERR_ERROR;
1086 static DWORD widStop(WAVEMAPDATA* wim)
1088 TRACE("(%p)\n", wim);
1090 return waveInStop(wim->u.in.hInnerWave);
1093 static DWORD widStart(WAVEMAPDATA* wim)
1095 TRACE("(%p)\n", wim);
1097 return waveInStart(wim->u.in.hInnerWave);
1100 static DWORD widReset(WAVEMAPDATA* wim)
1102 TRACE("(%p)\n", wim);
1104 return waveInReset(wim->u.in.hInnerWave);
1107 static DWORD widMapperStatus(WAVEMAPDATA* wim, DWORD flags, LPVOID ptr)
1110 DWORD ret = MMSYSERR_NOTSUPPORTED;
1112 TRACE("(%p %08x %p)\n", wim, flags, ptr);
1115 case WAVEIN_MAPPER_STATUS_DEVICE:
1116 ret = waveInGetID(wim->u.in.hInnerWave, &id);
1119 case WAVEIN_MAPPER_STATUS_MAPPED:
1120 FIXME("Unsupported yet flag=%d\n", flags);
1121 *(LPDWORD)ptr = 0; /* FIXME ?? */
1123 case WAVEIN_MAPPER_STATUS_FORMAT:
1124 FIXME("Unsupported flag=%d\n", flags);
1125 /* ptr points to a WAVEFORMATEX struct - before or after streaming ? */
1126 *(LPDWORD)ptr = 0; /* FIXME ?? */
1129 FIXME("Unsupported flag=%d\n", flags);
1136 static DWORD widMapperReconfigure(WAVEMAPDATA* wim, DWORD dwParam1, DWORD dwParam2)
1138 FIXME("(%p %08x %08x) stub!\n", wim, dwParam1, dwParam2);
1140 return MMSYSERR_NOERROR;
1143 /**************************************************************************
1144 * widMessage (MSACM.@)
1146 DWORD WINAPI WAVEMAP_widMessage(WORD wDevID, WORD wMsg, DWORD_PTR dwUser,
1147 DWORD_PTR dwParam1, DWORD_PTR dwParam2)
1149 TRACE("(%u, %04X, %08lX, %08lX, %08lX);\n",
1150 wDevID, wMsg, dwUser, dwParam1, dwParam2);
1157 /* FIXME: Pretend this is supported */
1160 case WIDM_OPEN: return widOpen ((DWORD_PTR*)dwUser, (LPWAVEOPENDESC)dwParam1, dwParam2);
1161 case WIDM_CLOSE: return widClose ((WAVEMAPDATA*)dwUser);
1163 case WIDM_ADDBUFFER: return widAddBuffer ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
1164 case WIDM_PREPARE: return widPrepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
1165 case WIDM_UNPREPARE: return widUnprepare ((WAVEMAPDATA*)dwUser, (LPWAVEHDR)dwParam1, dwParam2);
1166 case WIDM_GETDEVCAPS: return widGetDevCaps (wDevID, (WAVEMAPDATA*)dwUser, (LPWAVEINCAPSW)dwParam1, dwParam2);
1167 case WIDM_GETNUMDEVS: return 1;
1168 case WIDM_GETPOS: return widGetPosition ((WAVEMAPDATA*)dwUser, (LPMMTIME)dwParam1, dwParam2);
1169 case WIDM_RESET: return widReset ((WAVEMAPDATA*)dwUser);
1170 case WIDM_START: return widStart ((WAVEMAPDATA*)dwUser);
1171 case WIDM_STOP: return widStop ((WAVEMAPDATA*)dwUser);
1172 case WIDM_MAPPER_STATUS: return widMapperStatus ((WAVEMAPDATA*)dwUser, dwParam1, (LPVOID)dwParam2);
1173 case DRVM_MAPPER_RECONFIGURE: return widMapperReconfigure((WAVEMAPDATA*)dwUser, dwParam1, dwParam2);
1174 /* known but not supported */
1175 case DRV_QUERYDEVICEINTERFACESIZE:
1176 case DRV_QUERYDEVICEINTERFACE:
1177 return MMSYSERR_NOTSUPPORTED;
1179 FIXME("unknown message %u!\n", wMsg);
1181 return MMSYSERR_NOTSUPPORTED;
1184 /*======================================================================*
1186 *======================================================================*/
1188 static struct WINE_WAVEMAP* oss = NULL;
1190 /**************************************************************************
1191 * WAVEMAP_drvOpen [internal]
1193 static LRESULT WAVEMAP_drvOpen(LPSTR str)
1195 TRACE("(%p)\n", str);
1200 /* I know, this is ugly, but who cares... */
1201 oss = (struct WINE_WAVEMAP*)1;
1205 /**************************************************************************
1206 * WAVEMAP_drvClose [internal]
1208 static LRESULT WAVEMAP_drvClose(DWORD_PTR dwDevID)
1210 TRACE("(%08lx)\n", dwDevID);
1219 /**************************************************************************
1220 * DriverProc (MSACM.@)
1222 LRESULT CALLBACK WAVEMAP_DriverProc(DWORD_PTR dwDevID, HDRVR hDriv, UINT wMsg,
1223 LPARAM dwParam1, LPARAM dwParam2)
1225 TRACE("(%08lX, %p, %08X, %08lX, %08lX)\n",
1226 dwDevID, hDriv, wMsg, dwParam1, dwParam2);
1229 case DRV_LOAD: return 1;
1230 case DRV_FREE: return 1;
1231 case DRV_OPEN: return WAVEMAP_drvOpen((LPSTR)dwParam1);
1232 case DRV_CLOSE: return WAVEMAP_drvClose(dwDevID);
1233 case DRV_ENABLE: return 1;
1234 case DRV_DISABLE: return 1;
1235 case DRV_QUERYCONFIGURE: return 1;
1236 case DRV_CONFIGURE: MessageBoxA(0, "WAVEMAP MultiMedia Driver !", "Wave mapper Driver", MB_OK); return 1;
1237 case DRV_INSTALL: return DRVCNF_RESTART;
1238 case DRV_REMOVE: return DRVCNF_RESTART;
1240 return DefDriverProc(dwDevID, hDriv, wMsg, dwParam1, dwParam2);