1 /*
2 * Sample Wine Driver for Advanced Linux Sound System (ALSA)
3 * Based on version <final> of the ALSA API
4 *
5 * Copyright 2002 Eric Pouech
6 * 2002 Marco Pietrobono
7 * 2003 Christian Costa : WaveIn support
8 * 2006-2007 Maarten Lankhorst
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 */
24
25 /*======================================================================*
26 * Low level WAVE OUT implementation *
27 *======================================================================*/
28
29 #include "config.h"
30 #include "wine/port.h"
31
32 #include <stdlib.h>
33 #include <stdarg.h>
34 #include <stdio.h>
35 #include <string.h>
36 #ifdef HAVE_UNISTD_H
37 # include <unistd.h>
38 #endif
39 #include <errno.h>
40 #include <limits.h>
41 #include <fcntl.h>
42 #ifdef HAVE_SYS_IOCTL_H
43 # include <sys/ioctl.h>
44 #endif
45 #ifdef HAVE_SYS_MMAN_H
46 # include <sys/mman.h>
47 #endif
48 #include "windef.h"
49 #include "winbase.h"
50 #include "wingdi.h"
51 #include "winuser.h"
52 #include "winnls.h"
53 #include "mmddk.h"
54
55 #include "alsa.h"
56
57 #include "wine/library.h"
58 #include "wine/unicode.h"
59 #include "wine/debug.h"
60
61 WINE_DEFAULT_DEBUG_CHANNEL(wave);
62
63 #ifdef HAVE_ALSA
64
65 WINE_WAVEDEV *WOutDev;
66 DWORD ALSA_WodNumMallocedDevs;
67 DWORD ALSA_WodNumDevs;
68
69 /**************************************************************************
70 * wodNotifyClient [internal]
71 */
72 static DWORD wodNotifyClient(WINE_WAVEDEV* wwo, WORD wMsg, DWORD_PTR dwParam1, DWORD_PTR dwParam2)
73 {
74 TRACE("wMsg = 0x%04x dwParm1 = %lx dwParam2 = %lx\n", wMsg, dwParam1, dwParam2);
75
76 switch (wMsg) {
77 case WOM_OPEN:
78 case WOM_CLOSE:
79 case WOM_DONE:
80 if (wwo->wFlags != DCB_NULL &&
81 !DriverCallback(wwo->waveDesc.dwCallback, wwo->wFlags, (HDRVR)wwo->waveDesc.hWave,
82 wMsg, wwo->waveDesc.dwInstance, dwParam1, dwParam2)) {
83 WARN("can't notify client !\n");
84 return MMSYSERR_ERROR;
85 }
86 break;
87 default:
88 FIXME("Unknown callback message %u\n", wMsg);
89 return MMSYSERR_INVALPARAM;
90 }
91 return MMSYSERR_NOERROR;
92 }
93
94 /**************************************************************************
95 * wodUpdatePlayedTotal [internal]
96 *
97 */
98 static BOOL wodUpdatePlayedTotal(WINE_WAVEDEV* wwo, snd_pcm_status_t* ps)
99 {
100 snd_pcm_sframes_t delay;
101 snd_pcm_sframes_t avail;
102 snd_pcm_uframes_t buf_size = 0;
103 snd_pcm_state_t state;
104
105 state = snd_pcm_state(wwo->pcm);
106 avail = snd_pcm_avail_update(wwo->pcm);
107 snd_pcm_hw_params_get_buffer_size(wwo->hw_params, &buf_size);
108 delay = buf_size - avail;
109
110 if (state != SND_PCM_STATE_RUNNING && state != SND_PCM_STATE_PREPARED)
111 {
112 WARN("Unexpected state (%d) while updating Total Played, resetting\n", state);
113 snd_pcm_recover(wwo->pcm, -EPIPE, 0);
114 delay=0;
115 }
116
117 /* A delay < 0 indicates an underrun; for our purposes that's 0. */
118 if (delay < 0)
119 {
120 WARN("Unexpected delay (%ld) while updating Total Played, resetting\n", delay);
121 delay=0;
122 }
123
124 InterlockedExchange((LONG*)&wwo->dwPlayedTotal, wwo->dwWrittenTotal - snd_pcm_frames_to_bytes(wwo->pcm, delay));
125 return TRUE;
126 }
127
128 /**************************************************************************
129 * wodPlayer_BeginWaveHdr [internal]
130 *
131 * Makes the specified lpWaveHdr the currently playing wave header.
132 * If the specified wave header is a begin loop and we're not already in
133 * a loop, setup the loop.
134 */
135 static void wodPlayer_BeginWaveHdr(WINE_WAVEDEV* wwo, LPWAVEHDR lpWaveHdr)
136 {
137 wwo->lpPlayPtr = lpWaveHdr;
138
139 if (!lpWaveHdr) return;
140
141 if (lpWaveHdr->dwFlags & WHDR_BEGINLOOP) {
142 if (wwo->lpLoopPtr) {
143 WARN("Already in a loop. Discarding loop on this header (%p)\n", lpWaveHdr);
144 } else {
145 TRACE("Starting loop (%dx) with %p\n", lpWaveHdr->dwLoops, lpWaveHdr);
146 wwo->lpLoopPtr = lpWaveHdr;
147 /* Windows does not touch WAVEHDR.dwLoops,
148 * so we need to make an internal copy */
149 wwo->dwLoops = lpWaveHdr->dwLoops;
150 }
151 }
152 wwo->dwPartialOffset = 0;
153 }
154
155 /**************************************************************************
156 * wodPlayer_PlayPtrNext [internal]
157 *
158 * Advance the play pointer to the next waveheader, looping if required.
159 */
160 static LPWAVEHDR wodPlayer_PlayPtrNext(WINE_WAVEDEV* wwo)
161 {
162 LPWAVEHDR lpWaveHdr = wwo->lpPlayPtr;
163
164 wwo->dwPartialOffset = 0;
165 if ((lpWaveHdr->dwFlags & WHDR_ENDLOOP) && wwo->lpLoopPtr) {
166 /* We're at the end of a loop, loop if required */
167 if (--wwo->dwLoops > 0) {
168 wwo->lpPlayPtr = wwo->lpLoopPtr;
169 } else {
170 /* Handle overlapping loops correctly */
171 if (wwo->lpLoopPtr != lpWaveHdr && (lpWaveHdr->dwFlags & WHDR_BEGINLOOP)) {
172 FIXME("Correctly handled case ? (ending loop buffer also starts a new loop)\n");
173 /* shall we consider the END flag for the closing loop or for
174 * the opening one or for both ???
175 * code assumes for closing loop only
176 */
177 } else {
178 lpWaveHdr = lpWaveHdr->lpNext;
179 }
180 wwo->lpLoopPtr = NULL;
181 wodPlayer_BeginWaveHdr(wwo, lpWaveHdr);
182 }
183 } else {
184 /* We're not in a loop. Advance to the next wave header */
185 wodPlayer_BeginWaveHdr(wwo, lpWaveHdr = lpWaveHdr->lpNext);
186 }
187
188 return lpWaveHdr;
189 }
190
191 /**************************************************************************
192 * wodPlayer_DSPWait [internal]
193 * Returns the number of milliseconds to wait for the DSP buffer to play a
194 * period
195 */
196 static DWORD wodPlayer_DSPWait(const WINE_WAVEDEV *wwo)
197 {
198 /* time for one period to be played */
199 unsigned int val=0;
200 int dir=0;
201 int err=0;
202 err = snd_pcm_hw_params_get_period_time(wwo->hw_params, &val, &dir);
203 return val / 1000;
204 }
205
206 /**************************************************************************
207 * wodPlayer_NotifyWait [internal]
208 * Returns the number of milliseconds to wait before attempting to notify
209 * completion of the specified wavehdr.
210 * This is based on the number of bytes remaining to be written in the
211 * wave.
212 */
213 static DWORD wodPlayer_NotifyWait(const WINE_WAVEDEV* wwo, LPWAVEHDR lpWaveHdr)
214 {
215 DWORD dwMillis;
216
217 if (lpWaveHdr->reserved < wwo->dwPlayedTotal) {
218 dwMillis = 1;
219 } else {
220 dwMillis = (lpWaveHdr->reserved - wwo->dwPlayedTotal) * 1000 / wwo->format.Format.nAvgBytesPerSec;
221 if (!dwMillis) dwMillis = 1;
222 }
223
224 return dwMillis;
225 }
226
227
228 /**************************************************************************
229 * wodPlayer_WriteMaxFrags [internal]
230 * Writes the maximum number of frames possible to the DSP and returns
231 * the number of frames written.
232 */
233 static int wodPlayer_WriteMaxFrags(WINE_WAVEDEV* wwo, DWORD* frames)
234 {
235 /* Only attempt to write to free frames */
236 LPWAVEHDR lpWaveHdr = wwo->lpPlayPtr;
237 DWORD dwLength = snd_pcm_bytes_to_frames(wwo->pcm, lpWaveHdr->dwBufferLength - wwo->dwPartialOffset);
238 int toWrite = min(dwLength, *frames);
239 int written;
240
241 TRACE("Writing wavehdr %p.%u[%u]\n", lpWaveHdr, wwo->dwPartialOffset, lpWaveHdr->dwBufferLength);
242
243 if (toWrite > 0) {
244 written = (wwo->write)(wwo->pcm, lpWaveHdr->lpData + wwo->dwPartialOffset, toWrite);
245 if ( written < 0) {
246 /* XRUN occurred. let's try to recover */
247 ALSA_XRUNRecovery(wwo, written);
248 written = (wwo->write)(wwo->pcm, lpWaveHdr->lpData + wwo->dwPartialOffset, toWrite);
249 }
250 if (written <= 0) {
251 /* still in error */
252 ERR("Error in writing wavehdr. Reason: %s\n", snd_strerror(written));
253 return written;
254 }
255 } else
256 written = 0;
257
258 wwo->dwPartialOffset += snd_pcm_frames_to_bytes(wwo->pcm, written);
259 if ( wwo->dwPartialOffset >= lpWaveHdr->dwBufferLength) {
260 /* this will be used to check if the given wave header has been fully played or not... */
261 wwo->dwPartialOffset = lpWaveHdr->dwBufferLength;
262 /* If we wrote all current wavehdr, skip to the next one */
263 wodPlayer_PlayPtrNext(wwo);
264 }
265 *frames -= written;
266 wwo->dwWrittenTotal += snd_pcm_frames_to_bytes(wwo->pcm, written);
267 TRACE("dwWrittenTotal=%u\n", wwo->dwWrittenTotal);
268
269 return written;
270 }
271
272
273 /**************************************************************************
274 * wodPlayer_NotifyCompletions [internal]
275 *
276 * Notifies and remove from queue all wavehdrs which have been played to
277 * the speaker (ie. they have cleared the ALSA buffer). If force is true,
278 * we notify all wavehdrs and remove them all from the queue even if they
279 * are unplayed or part of a loop.
280 */
281 static DWORD wodPlayer_NotifyCompletions(WINE_WAVEDEV* wwo, BOOL force)
282 {
283 LPWAVEHDR lpWaveHdr;
284
285 /* Start from lpQueuePtr and keep notifying until:
286 * - we hit an unwritten wavehdr
287 * - we hit the beginning of a running loop
288 * - we hit a wavehdr which hasn't finished playing
289 */
290 for (;;)
291 {
292 lpWaveHdr = wwo->lpQueuePtr;
293 if (!lpWaveHdr) {TRACE("Empty queue\n"); break;}
294 if (!force)
295 {
296 snd_pcm_uframes_t frames;
297 snd_pcm_hw_params_get_period_size(wwo->hw_params, &frames, NULL);
298
299 if (lpWaveHdr == wwo->lpPlayPtr) {TRACE("play %p\n", lpWaveHdr); break;}
300 if (lpWaveHdr == wwo->lpLoopPtr) {TRACE("loop %p\n", lpWaveHdr); break;}
301 if (lpWaveHdr->reserved > wwo->dwPlayedTotal + frames) {TRACE("still playing %p (%lu/%u)\n", lpWaveHdr, lpWaveHdr->reserved, wwo->dwPlayedTotal);break;}
302 }
303 wwo->dwPlayedTotal += lpWaveHdr->reserved - wwo->dwPlayedTotal;
304 wwo->lpQueuePtr = lpWaveHdr->lpNext;
305
306 lpWaveHdr->dwFlags &= ~WHDR_INQUEUE;
307 lpWaveHdr->dwFlags |= WHDR_DONE;
308
309 wodNotifyClient(wwo, WOM_DONE, (DWORD_PTR)lpWaveHdr, 0);
310 }
311 return (lpWaveHdr && lpWaveHdr != wwo->lpPlayPtr && lpWaveHdr != wwo->lpLoopPtr) ?
312 wodPlayer_NotifyWait(wwo, lpWaveHdr) : INFINITE;
313 }
314
315
316 /**************************************************************************
317 * wodPlayer_Reset [internal]
318 *
319 * wodPlayer helper. Resets current output stream.
320 */
321 static void wodPlayer_Reset(WINE_WAVEDEV* wwo, BOOL reset)
322 {
323 int err;
324 TRACE("(%p)\n", wwo);
325
326 wodUpdatePlayedTotal(wwo, NULL);
327 /* updates current notify list */
328 wodPlayer_NotifyCompletions(wwo, FALSE);
329
330 if ( (err = snd_pcm_drop(wwo->pcm)) < 0) {
331 FIXME("flush: %s\n", snd_strerror(err));
332 wwo->hThread = 0;
333 wwo->state = WINE_WS_STOPPED;
334 ExitThread(-1);
335 }
336 if ( (err = snd_pcm_prepare(wwo->pcm)) < 0 )
337 ERR("pcm prepare failed: %s\n", snd_strerror(err));
338
339 if (reset) {
340 enum win_wm_message msg;
341 DWORD_PTR param;
342 HANDLE ev;
343
344 /* remove any buffer */
345 wodPlayer_NotifyCompletions(wwo, TRUE);
346
347 wwo->lpPlayPtr = wwo->lpQueuePtr = wwo->lpLoopPtr = NULL;
348 wwo->state = WINE_WS_STOPPED;
349 wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
350 /* Clear partial wavehdr */
351 wwo->dwPartialOffset = 0;
352
353 /* remove any existing message in the ring */
354 EnterCriticalSection(&wwo->msgRing.msg_crst);
355 /* return all pending headers in queue */
356 while (ALSA_RetrieveRingMessage(&wwo->msgRing, &msg, ¶m, &ev))
357 {
358 if (msg != WINE_WM_HEADER)
359 {
360 FIXME("shouldn't have headers left\n");
361 SetEvent(ev);
362 continue;
363 }
364 ((LPWAVEHDR)param)->dwFlags &= ~WHDR_INQUEUE;
365 ((LPWAVEHDR)param)->dwFlags |= WHDR_DONE;
366
367 wodNotifyClient(wwo, WOM_DONE, param, 0);
368 }
369 ALSA_ResetRingMessage(&wwo->msgRing);
370 LeaveCriticalSection(&wwo->msgRing.msg_crst);
371 } else {
372 if (wwo->lpLoopPtr) {
373 /* complicated case, not handled yet (could imply modifying the loop counter */
374 FIXME("Pausing while in loop isn't correctly handled yet, expect strange results\n");
375 wwo->lpPlayPtr = wwo->lpLoopPtr;
376 wwo->dwPartialOffset = 0;
377 wwo->dwWrittenTotal = wwo->dwPlayedTotal; /* this is wrong !!! */
378 } else {
379 LPWAVEHDR ptr;
380 DWORD sz = wwo->dwPartialOffset;
381
382 /* reset all the data as if we had written only up to lpPlayedTotal bytes */
383 /* compute the max size playable from lpQueuePtr */
384 for (ptr = wwo->lpQueuePtr; ptr != wwo->lpPlayPtr; ptr = ptr->lpNext) {
385 sz += ptr->dwBufferLength;
386 }
387 /* because the reset lpPlayPtr will be lpQueuePtr */
388 if (wwo->dwWrittenTotal > wwo->dwPlayedTotal + sz) ERR("grin\n");
389 wwo->dwPartialOffset = sz - (wwo->dwWrittenTotal - wwo->dwPlayedTotal);
390 wwo->dwWrittenTotal = wwo->dwPlayedTotal;
391 wwo->lpPlayPtr = wwo->lpQueuePtr;
392 }
393 wwo->state = WINE_WS_PAUSED;
394 }
395 }
396
397 /**************************************************************************
398 * wodPlayer_ProcessMessages [internal]
399 */
400 static void wodPlayer_ProcessMessages(WINE_WAVEDEV* wwo)
401 {
402 LPWAVEHDR lpWaveHdr;
403 enum win_wm_message msg;
404 DWORD_PTR param;
405 HANDLE ev;
406 int err;
407
408 while (ALSA_RetrieveRingMessage(&wwo->msgRing, &msg, ¶m, &ev)) {
409 TRACE("Received %s %lx\n", ALSA_getCmdString(msg), param);
410
411 switch (msg) {
412 case WINE_WM_PAUSING:
413 if ( snd_pcm_state(wwo->pcm) == SND_PCM_STATE_RUNNING )
414 {
415 if ( snd_pcm_hw_params_can_pause(wwo->hw_params) )
416 {
417 err = snd_pcm_pause(wwo->pcm, 1);
418 if ( err < 0 )
419 ERR("pcm_pause failed: %s\n", snd_strerror(err));
420 wwo->state = WINE_WS_PAUSED;
421 }
422 else
423 {
424 wodPlayer_Reset(wwo,FALSE);
425 }
426 }
427 SetEvent(ev);
428 break;
429 case WINE_WM_RESTARTING:
430 if (wwo->state == WINE_WS_PAUSED)
431 {
432 if ( snd_pcm_state(wwo->pcm) == SND_PCM_STATE_PAUSED )
433 {
434 err = snd_pcm_pause(wwo->pcm, 0);
435 if ( err < 0 )
436 ERR("pcm_pause failed: %s\n", snd_strerror(err));
437 }
438 wwo->state = WINE_WS_PLAYING;
439 }
440 SetEvent(ev);
441 break;
442 case WINE_WM_HEADER:
443 lpWaveHdr = (LPWAVEHDR)param;
444
445 /* insert buffer at the end of queue */
446 {
447 LPWAVEHDR* wh;
448 for (wh = &(wwo->lpQueuePtr); *wh; wh = &((*wh)->lpNext));
449 *wh = lpWaveHdr;
450 }
451 if (!wwo->lpPlayPtr)
452 wodPlayer_BeginWaveHdr(wwo,lpWaveHdr);
453 if (wwo->state == WINE_WS_STOPPED)
454 wwo->state = WINE_WS_PLAYING;
455 break;
456 case WINE_WM_RESETTING:
457 wodPlayer_Reset(wwo,TRUE);
458 SetEvent(ev);
459 break;
460 case WINE_WM_BREAKLOOP:
461 if (wwo->state == WINE_WS_PLAYING && wwo->lpLoopPtr != NULL) {
462 /* ensure exit at end of current loop */
463 wwo->dwLoops = 1;
464 }
465 SetEvent(ev);
466 break;
467 case WINE_WM_CLOSING:
468 /* sanity check: this should not happen since the device must have been reset before */
469 if (wwo->lpQueuePtr || wwo->lpPlayPtr) ERR("out of sync\n");
470 wwo->hThread = 0;
471 wwo->state = WINE_WS_CLOSED;
472 SetEvent(ev);
473 ExitThread(0);
474 /* shouldn't go here */
475 default:
476 FIXME("unknown message %d\n", msg);
477 break;
478 }
479 }
480 }
481
482 /**************************************************************************
483 * wodPlayer_FeedDSP [internal]
484 * Feed as much sound data as we can into the DSP and return the number of
485 * milliseconds before it will be necessary to feed the DSP again.
486 */
487 static DWORD wodPlayer_FeedDSP(WINE_WAVEDEV* wwo)
488 {
489 DWORD availInQ;
490
491 wodUpdatePlayedTotal(wwo, NULL);
492 availInQ = snd_pcm_avail_update(wwo->pcm);
493
494 /* no more room... no need to try to feed */
495 if (availInQ > 0) {
496 /* Feed from partial wavehdr */
497 if (wwo->lpPlayPtr && wwo->dwPartialOffset != 0) {
498 wodPlayer_WriteMaxFrags(wwo, &availInQ);
499 }
500
501 /* Feed wavehdrs until we run out of wavehdrs or DSP space */
502 if (wwo->dwPartialOffset == 0 && wwo->lpPlayPtr) {
503 do {
504 TRACE("Setting time to elapse for %p to %u\n",
505 wwo->lpPlayPtr, wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength);
506 /* note the value that dwPlayedTotal will return when this wave finishes playing */
507 wwo->lpPlayPtr->reserved = wwo->dwWrittenTotal + wwo->lpPlayPtr->dwBufferLength;
508 } while (wodPlayer_WriteMaxFrags(wwo, &availInQ) && wwo->lpPlayPtr && availInQ > 0);
509 }
510 }
511
512 return wodPlayer_DSPWait(wwo);
513 }
514
515 /**************************************************************************
516 * wodPlayer [internal]
517 */
518 static DWORD CALLBACK wodPlayer(LPVOID pmt)
519 {
520 WORD uDevID = (DWORD_PTR)pmt;
521 WINE_WAVEDEV* wwo = &WOutDev[uDevID];
522 DWORD dwNextFeedTime = INFINITE; /* Time before DSP needs feeding */
523 DWORD dwNextNotifyTime = INFINITE; /* Time before next wave completion */
524 DWORD dwSleepTime;
525
526 wwo->state = WINE_WS_STOPPED;
527 SetEvent(wwo->hStartUpEvent);
528
529 for (;;) {
530 /** Wait for the shortest time before an action is required. If there
531 * are no pending actions, wait forever for a command.
532 */
533 dwSleepTime = min(dwNextFeedTime, dwNextNotifyTime);
534 TRACE("waiting %ums (%u,%u)\n", dwSleepTime, dwNextFeedTime, dwNextNotifyTime);
535 ALSA_WaitRingMessage(&wwo->msgRing, dwSleepTime);
536 wodPlayer_ProcessMessages(wwo);
537 if (wwo->state == WINE_WS_PLAYING) {
538 dwNextFeedTime = wodPlayer_FeedDSP(wwo);
539 dwNextNotifyTime = wodPlayer_NotifyCompletions(wwo, FALSE);
540 if (dwNextFeedTime == INFINITE) {
541 /* FeedDSP ran out of data, but before giving up, */
542 /* check that a notification didn't give us more */
543 wodPlayer_ProcessMessages(wwo);
544 if (wwo->lpPlayPtr) {
545 TRACE("recovering\n");
546 dwNextFeedTime = wodPlayer_FeedDSP(wwo);
547 }
548 }
549 } else {
550 dwNextFeedTime = dwNextNotifyTime = INFINITE;
551 }
552 }
553 return 0;
554 }
555
556 /**************************************************************************
557 * wodGetDevCaps [internal]
558 */
559 static DWORD wodGetDevCaps(WORD wDevID, LPWAVEOUTCAPSW lpCaps, DWORD dwSize)
560 {
561 TRACE("(%u, %p, %u);\n", wDevID, lpCaps, dwSize);
562
563 if (lpCaps == NULL) return MMSYSERR_NOTENABLED;
564
565 if (wDevID >= ALSA_WodNumDevs) {
566 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
567 return MMSYSERR_BADDEVICEID;
568 }
569
570 memcpy(lpCaps, &WOutDev[wDevID].outcaps, min(dwSize, sizeof(*lpCaps)));
571 return MMSYSERR_NOERROR;
572 }
573
574 /**************************************************************************
575 * wodOpen [internal]
576 */
577 static DWORD wodOpen(WORD wDevID, LPWAVEOPENDESC lpDesc, DWORD dwFlags)
578 {
579 WINE_WAVEDEV* wwo;
580 snd_pcm_t * pcm = NULL;
581 snd_hctl_t * hctl = NULL;
582 snd_pcm_hw_params_t * hw_params = NULL;
583 snd_pcm_sw_params_t * sw_params;
584 snd_pcm_access_t access;
585 snd_pcm_format_t format = -1;
586 unsigned int rate;
587 unsigned int buffer_time = 120000;
588 unsigned int period_time = 22000;
589 snd_pcm_uframes_t buffer_size;
590 snd_pcm_uframes_t period_size;
591 int flags;
592 int err=0;
593 int dir=0;
594 DWORD retcode = 0;
595
596 TRACE("(%u, %p, %08X);\n", wDevID, lpDesc, dwFlags);
597 if (lpDesc == NULL) {
598 WARN("Invalid Parameter !\n");
599 return MMSYSERR_INVALPARAM;
600 }
601 if (wDevID >= ALSA_WodNumDevs) {
602 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
603 return MMSYSERR_BADDEVICEID;
604 }
605
606 /* only PCM format is supported so far... */
607 if (!ALSA_supportedFormat(lpDesc->lpFormat)) {
608 WARN("Bad format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
609 lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
610 lpDesc->lpFormat->nSamplesPerSec);
611 return WAVERR_BADFORMAT;
612 }
613
614 if (dwFlags & WAVE_FORMAT_QUERY) {
615 TRACE("Query format: tag=%04X nChannels=%d nSamplesPerSec=%d !\n",
616 lpDesc->lpFormat->wFormatTag, lpDesc->lpFormat->nChannels,
617 lpDesc->lpFormat->nSamplesPerSec);
618 return MMSYSERR_NOERROR;
619 }
620
621 wwo = &WOutDev[wDevID];
622
623 if (wwo->pcm != NULL) {
624 WARN("%d already allocated\n", wDevID);
625 return MMSYSERR_ALLOCATED;
626 }
627
628 if (dwFlags & WAVE_DIRECTSOUND)
629 FIXME("Why are we called with DirectSound flag? It doesn't use MMSYSTEM any more\n");
630 /* not supported, ignore it */
631 dwFlags &= ~WAVE_DIRECTSOUND;
632
633 flags = SND_PCM_NONBLOCK;
634
635 if ( (err = snd_pcm_open(&pcm, wwo->pcmname, SND_PCM_STREAM_PLAYBACK, flags)) < 0)
636 {
637 ERR("Error open: %s\n", snd_strerror(err));
638 return MMSYSERR_NOTENABLED;
639 }
640
641 if (wwo->ctlname)
642 {
643 err = snd_hctl_open(&hctl, wwo->ctlname, 0);
644 if (err >= 0)
645 {
646 snd_hctl_load(hctl);
647 }
648 else
649 {
650 WARN("Could not open hctl for [%s]: %s\n", wwo->ctlname, snd_strerror(err));
651 hctl = NULL;
652 }
653 }
654
655 wwo->wFlags = HIWORD(dwFlags & CALLBACK_TYPEMASK);
656
657 wwo->waveDesc = *lpDesc;
658 ALSA_copyFormat(lpDesc->lpFormat, &wwo->format);
659
660 TRACE("Requested this format: %dx%dx%d %s\n",
661 wwo->format.Format.nSamplesPerSec,
662 wwo->format.Format.wBitsPerSample,
663 wwo->format.Format.nChannels,
664 ALSA_getFormat(wwo->format.Format.wFormatTag));
665
666 if (wwo->format.Format.wBitsPerSample == 0) {
667 WARN("Resetting zeroed wBitsPerSample\n");
668 wwo->format.Format.wBitsPerSample = 8 *
669 (wwo->format.Format.nAvgBytesPerSec /
670 wwo->format.Format.nSamplesPerSec) /
671 wwo->format.Format.nChannels;
672 }
673
674 #define EXIT_ON_ERROR(f,e,txt) do \
675 { \
676 int err; \
677 if ( (err = (f) ) < 0) \
678 { \
679 WARN(txt ": %s\n", snd_strerror(err)); \
680 retcode=e; \
681 goto errexit; \
682 } \
683 } while(0)
684
685 sw_params = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_sw_params_sizeof() );
686 snd_pcm_hw_params_malloc(&hw_params);
687 if (! hw_params)
688 {
689 retcode = MMSYSERR_NOMEM;
690 goto errexit;
691 }
692 snd_pcm_hw_params_any(pcm, hw_params);
693
694 access = SND_PCM_ACCESS_MMAP_INTERLEAVED;
695 if ( ( err = snd_pcm_hw_params_set_access(pcm, hw_params, access ) ) < 0) {
696 WARN("mmap not available. switching to standard write.\n");
697 access = SND_PCM_ACCESS_RW_INTERLEAVED;
698 EXIT_ON_ERROR( snd_pcm_hw_params_set_access(pcm, hw_params, access ), MMSYSERR_INVALPARAM, "unable to set access for playback");
699 wwo->write = snd_pcm_writei;
700 }
701 else
702 wwo->write = snd_pcm_mmap_writei;
703
704 if ((err = snd_pcm_hw_params_set_channels(pcm, hw_params, wwo->format.Format.nChannels)) < 0) {
705 WARN("unable to set required channels: %d\n", wwo->format.Format.nChannels);
706 EXIT_ON_ERROR( snd_pcm_hw_params_set_channels(pcm, hw_params, wwo->format.Format.nChannels ), WAVERR_BADFORMAT, "unable to set required channels" );
707 }
708
709 if ((wwo->format.Format.wFormatTag == WAVE_FORMAT_PCM) ||
710 ((wwo->format.Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE) &&
711 IsEqualGUID(&wwo->format.SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) {
712 format = (wwo->format.Format.wBitsPerSample == 8) ? SND_PCM_FORMAT_U8 :
713 (wwo->format.Format.wBitsPerSample == 16) ? SND_PCM_FORMAT_S16_LE :
714 (wwo->format.Format.wBitsPerSample == 24) ? SND_PCM_FORMAT_S24_3LE :
715 (wwo->format.Format.wBitsPerSample == 32) ? SND_PCM_FORMAT_S32_LE : -1;
716 } else if ((wwo->format.Format.wFormatTag == WAVE_FORMAT_EXTENSIBLE) &&
717 IsEqualGUID(&wwo->format.SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT)){
718 format = (wwo->format.Format.wBitsPerSample == 32) ? SND_PCM_FORMAT_FLOAT_LE : -1;
719 } else if (wwo->format.Format.wFormatTag == WAVE_FORMAT_MULAW) {
720 FIXME("unimplemented format: WAVE_FORMAT_MULAW\n");
721 retcode = WAVERR_BADFORMAT;
722 goto errexit;
723 } else if (wwo->format.Format.wFormatTag == WAVE_FORMAT_ALAW) {
724 FIXME("unimplemented format: WAVE_FORMAT_ALAW\n");
725 retcode = WAVERR_BADFORMAT;
726 goto errexit;
727 } else if (wwo->format.Format.wFormatTag == WAVE_FORMAT_ADPCM) {
728 FIXME("unimplemented format: WAVE_FORMAT_ADPCM\n");
729 retcode = WAVERR_BADFORMAT;
730 goto errexit;
731 } else {
732 ERR("invalid format: %0x04x\n", wwo->format.Format.wFormatTag);
733 retcode = WAVERR_BADFORMAT;
734 goto errexit;
735 }
736
737 if ((err = snd_pcm_hw_params_set_format(pcm, hw_params, format)) < 0) {
738 WARN("unable to set required format: %s\n", snd_pcm_format_name(format));
739 EXIT_ON_ERROR( snd_pcm_hw_params_set_format(pcm, hw_params, format), WAVERR_BADFORMAT, "unable to set required format" );
740 }
741
742 rate = wwo->format.Format.nSamplesPerSec;
743 dir=0;
744 err = snd_pcm_hw_params_set_rate_near(pcm, hw_params, &rate, &dir);
745 if (err < 0) {
746 WARN("Rate %d Hz not available for playback: %s\n", wwo->format.Format.nSamplesPerSec, snd_strerror(rate));
747 retcode = WAVERR_BADFORMAT;
748 goto errexit;
749 }
750 if (!ALSA_NearMatch(rate, wwo->format.Format.nSamplesPerSec)) {
751 WARN("Rate doesn't match (requested %d Hz, got %d Hz)\n", wwo->format.Format.nSamplesPerSec, rate);
752 retcode = WAVERR_BADFORMAT;
753 goto errexit;
754 }
755
756 TRACE("Got this format: %dx%dx%d %s\n",
757 wwo->format.Format.nSamplesPerSec,
758 wwo->format.Format.wBitsPerSample,
759 wwo->format.Format.nChannels,
760 ALSA_getFormat(wwo->format.Format.wFormatTag));
761
762 dir=0;
763 EXIT_ON_ERROR( snd_pcm_hw_params_set_buffer_time_near(pcm, hw_params, &buffer_time, &dir), MMSYSERR_INVALPARAM, "unable to set buffer time");
764 dir=0;
765 EXIT_ON_ERROR( snd_pcm_hw_params_set_period_time_near(pcm, hw_params, &period_time, &dir), MMSYSERR_INVALPARAM, "unable to set period time");
766
767 EXIT_ON_ERROR( snd_pcm_hw_params(pcm, hw_params), MMSYSERR_INVALPARAM, "unable to set hw params for playback");
768
769 err = snd_pcm_hw_params_get_period_size(hw_params, &period_size, &dir);
770 err = snd_pcm_hw_params_get_buffer_size(hw_params, &buffer_size);
771
772 snd_pcm_sw_params_current(pcm, sw_params);
773
774 EXIT_ON_ERROR( snd_pcm_sw_params_set_start_threshold(pcm, sw_params, 1), MMSYSERR_ERROR, "unable to set start threshold");
775 EXIT_ON_ERROR( snd_pcm_sw_params_set_silence_size(pcm, sw_params, 0), MMSYSERR_ERROR, "unable to set silence size");
776 EXIT_ON_ERROR( snd_pcm_sw_params_set_avail_min(pcm, sw_params, period_size), MMSYSERR_ERROR, "unable to set avail min");
777 EXIT_ON_ERROR( snd_pcm_sw_params_set_silence_threshold(pcm, sw_params, 0), MMSYSERR_ERROR, "unable to set silence threshold");
778 EXIT_ON_ERROR( snd_pcm_sw_params(pcm, sw_params), MMSYSERR_ERROR, "unable to set sw params for playback");
779 #undef EXIT_ON_ERROR
780
781 snd_pcm_prepare(pcm);
782
783 if (TRACE_ON(wave))
784 ALSA_TraceParameters(hw_params, sw_params, FALSE);
785
786 /* now, we can save all required data for later use... */
787
788 wwo->dwBufferSize = snd_pcm_frames_to_bytes(pcm, buffer_size);
789 wwo->lpQueuePtr = wwo->lpPlayPtr = wwo->lpLoopPtr = NULL;
790 wwo->dwPlayedTotal = wwo->dwWrittenTotal = 0;
791 wwo->dwPartialOffset = 0;
792
793 ALSA_InitRingMessage(&wwo->msgRing);
794
795 wwo->hStartUpEvent = CreateEventW(NULL, FALSE, FALSE, NULL);
796 wwo->hThread = CreateThread(NULL, 0, wodPlayer, (LPVOID)(DWORD_PTR)wDevID, 0, &(wwo->dwThreadID));
797 if (wwo->hThread)
798 SetThreadPriority(wwo->hThread, THREAD_PRIORITY_TIME_CRITICAL);
799 else
800 {
801 ERR("Thread creation for the wodPlayer failed!\n");
802 CloseHandle(wwo->hStartUpEvent);
803 retcode = MMSYSERR_NOMEM;
804 goto errexit;
805 }
806 WaitForSingleObject(wwo->hStartUpEvent, INFINITE);
807 CloseHandle(wwo->hStartUpEvent);
808 wwo->hStartUpEvent = INVALID_HANDLE_VALUE;
809
810 TRACE("handle=%p\n", pcm);
811 TRACE("wBitsPerSample=%u, nAvgBytesPerSec=%u, nSamplesPerSec=%u, nChannels=%u nBlockAlign=%u!\n",
812 wwo->format.Format.wBitsPerSample, wwo->format.Format.nAvgBytesPerSec,
813 wwo->format.Format.nSamplesPerSec, wwo->format.Format.nChannels,
814 wwo->format.Format.nBlockAlign);
815
816 HeapFree( GetProcessHeap(), 0, sw_params );
817 wwo->pcm = pcm;
818 wwo->hctl = hctl;
819 if ( wwo->hw_params )
820 snd_pcm_hw_params_free(wwo->hw_params);
821 wwo->hw_params = hw_params;
822
823 return wodNotifyClient(wwo, WOM_OPEN, 0L, 0L);
824
825 errexit:
826 if (pcm)
827 snd_pcm_close(pcm);
828
829 if (hctl)
830 {
831 snd_hctl_free(hctl);
832 snd_hctl_close(hctl);
833 }
834
835 if ( hw_params )
836 snd_pcm_hw_params_free(hw_params);
837
838 HeapFree( GetProcessHeap(), 0, sw_params );
839 if (wwo->msgRing.ring_buffer_size > 0)
840 ALSA_DestroyRingMessage(&wwo->msgRing);
841
842 return retcode;
843 }
844
845
846 /**************************************************************************
847 * wodClose [internal]
848 */
849 static DWORD wodClose(WORD wDevID)
850 {
851 DWORD ret = MMSYSERR_NOERROR;
852 WINE_WAVEDEV* wwo;
853
854 TRACE("(%u);\n", wDevID);
855
856 if (wDevID >= ALSA_WodNumDevs) {
857 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
858 return MMSYSERR_BADDEVICEID;
859 }
860
861 if (WOutDev[wDevID].pcm == NULL) {
862 WARN("Requested to close already closed device %d!\n", wDevID);
863 return MMSYSERR_BADDEVICEID;
864 }
865
866 wwo = &WOutDev[wDevID];
867 if (wwo->lpQueuePtr) {
868 WARN("buffers still playing !\n");
869 ret = WAVERR_STILLPLAYING;
870 } else {
871 if (wwo->hThread != INVALID_HANDLE_VALUE) {
872 ALSA_AddRingMessage(&wwo->msgRing, WINE_WM_CLOSING, 0, TRUE);
873 }
874 ALSA_DestroyRingMessage(&wwo->msgRing);
875
876 if (wwo->hw_params)
877 snd_pcm_hw_params_free(wwo->hw_params);
878 wwo->hw_params = NULL;
879
880 if (wwo->pcm)
881 snd_pcm_close(wwo->pcm);
882 wwo->pcm = NULL;
883
884 if (wwo->hctl)
885 {
886 snd_hctl_free(wwo->hctl);
887 snd_hctl_close(wwo->hctl);
888 }
889 wwo->hctl = NULL;
890
891 ret = wodNotifyClient(wwo, WOM_CLOSE, 0L, 0L);
892 }
893
894 return ret;
895 }
896
897
898 /**************************************************************************
899 * wodWrite [internal]
900 *
901 */
902 static DWORD wodWrite(WORD wDevID, LPWAVEHDR lpWaveHdr, DWORD dwSize)
903 {
904 TRACE("(%u, %p, %08X);\n", wDevID, lpWaveHdr, dwSize);
905
906 if (wDevID >= ALSA_WodNumDevs) {
907 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
908 return MMSYSERR_BADDEVICEID;
909 }
910
911 if (WOutDev[wDevID].pcm == NULL) {
912 WARN("Requested to write to closed device %d!\n", wDevID);
913 return MMSYSERR_BADDEVICEID;
914 }
915
916 if (lpWaveHdr->lpData == NULL || !(lpWaveHdr->dwFlags & WHDR_PREPARED))
917 return WAVERR_UNPREPARED;
918
919 if (lpWaveHdr->dwFlags & WHDR_INQUEUE)
920 return WAVERR_STILLPLAYING;
921
922 lpWaveHdr->dwFlags &= ~WHDR_DONE;
923 lpWaveHdr->dwFlags |= WHDR_INQUEUE;
924 lpWaveHdr->lpNext = 0;
925
926 ALSA_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_HEADER, (DWORD_PTR)lpWaveHdr, FALSE);
927
928 return MMSYSERR_NOERROR;
929 }
930
931 /**************************************************************************
932 * wodPause [internal]
933 */
934 static DWORD wodPause(WORD wDevID)
935 {
936 TRACE("(%u);!\n", wDevID);
937
938 if (wDevID >= ALSA_WodNumDevs) {
939 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
940 return MMSYSERR_BADDEVICEID;
941 }
942
943 if (WOutDev[wDevID].pcm == NULL) {
944 WARN("Requested to pause closed device %d!\n", wDevID);
945 return MMSYSERR_BADDEVICEID;
946 }
947
948 ALSA_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_PAUSING, 0, TRUE);
949
950 return MMSYSERR_NOERROR;
951 }
952
953 /**************************************************************************
954 * wodRestart [internal]
955 */
956 static DWORD wodRestart(WORD wDevID)
957 {
958 TRACE("(%u);\n", wDevID);
959
960 if (wDevID >= ALSA_WodNumDevs) {
961 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
962 return MMSYSERR_BADDEVICEID;
963 }
964
965 if (WOutDev[wDevID].pcm == NULL) {
966 WARN("Requested to restart closed device %d!\n", wDevID);
967 return MMSYSERR_BADDEVICEID;
968 }
969
970 if (WOutDev[wDevID].state == WINE_WS_PAUSED) {
971 ALSA_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESTARTING, 0, TRUE);
972 }
973
974 /* FIXME: is NotifyClient with WOM_DONE right ? (Comet Busters 1.3.3 needs this notification) */
975 /* FIXME: Myst crashes with this ... hmm -MM
976 return wodNotifyClient(wwo, WOM_DONE, 0L, 0L);
977 */
978
979 return MMSYSERR_NOERROR;
980 }
981
982 /**************************************************************************
983 * wodReset [internal]
984 */
985 static DWORD wodReset(WORD wDevID)
986 {
987 TRACE("(%u);\n", wDevID);
988
989 if (wDevID >= ALSA_WodNumDevs) {
990 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
991 return MMSYSERR_BADDEVICEID;
992 }
993
994 if (WOutDev[wDevID].pcm == NULL) {
995 WARN("Requested to reset closed device %d!\n", wDevID);
996 return MMSYSERR_BADDEVICEID;
997 }
998
999 ALSA_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_RESETTING, 0, TRUE);
1000
1001 return MMSYSERR_NOERROR;
1002 }
1003
1004 /**************************************************************************
1005 * wodGetPosition [internal]
1006 */
1007 static DWORD wodGetPosition(WORD wDevID, LPMMTIME lpTime, DWORD uSize)
1008 {
1009 WINE_WAVEDEV* wwo;
1010
1011 TRACE("(%u, %p, %u);\n", wDevID, lpTime, uSize);
1012
1013 if (wDevID >= ALSA_WodNumDevs) {
1014 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
1015 return MMSYSERR_BADDEVICEID;
1016 }
1017
1018 if (WOutDev[wDevID].pcm == NULL) {
1019 WARN("Requested to get position of closed device %d!\n", wDevID);
1020 return MMSYSERR_BADDEVICEID;
1021 }
1022
1023 if (lpTime == NULL) return MMSYSERR_INVALPARAM;
1024
1025 wwo = &WOutDev[wDevID];
1026 return ALSA_bytes_to_mmtime(lpTime, wwo->dwPlayedTotal, &wwo->format);
1027 }
1028
1029 /**************************************************************************
1030 * wodBreakLoop [internal]
1031 */
1032 static DWORD wodBreakLoop(WORD wDevID)
1033 {
1034 TRACE("(%u);\n", wDevID);
1035
1036 if (wDevID >= ALSA_WodNumDevs) {
1037 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
1038 return MMSYSERR_BADDEVICEID;
1039 }
1040
1041 if (WOutDev[wDevID].pcm == NULL) {
1042 WARN("Requested to breakloop of closed device %d!\n", wDevID);
1043 return MMSYSERR_BADDEVICEID;
1044 }
1045
1046 ALSA_AddRingMessage(&WOutDev[wDevID].msgRing, WINE_WM_BREAKLOOP, 0, TRUE);
1047 return MMSYSERR_NOERROR;
1048 }
1049
1050 /**************************************************************************
1051 * wodGetVolume [internal]
1052 */
1053 static DWORD wodGetVolume(WORD wDevID, LPDWORD lpdwVol)
1054 {
1055 WORD wleft, wright;
1056 WINE_WAVEDEV* wwo;
1057 int min, max;
1058 int left, right;
1059 DWORD rc;
1060
1061 TRACE("(%u, %p);\n", wDevID, lpdwVol);
1062 if (wDevID >= ALSA_WodNumDevs) {
1063 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
1064 return MMSYSERR_BADDEVICEID;
1065 }
1066
1067 if (lpdwVol == NULL)
1068 return MMSYSERR_NOTENABLED;
1069
1070 wwo = &WOutDev[wDevID];
1071
1072 if (lpdwVol == NULL)
1073 return MMSYSERR_NOTENABLED;
1074
1075 rc = ALSA_CheckSetVolume(wwo->hctl, &left, &right, &min, &max, NULL, NULL, NULL);
1076 if (rc == MMSYSERR_NOERROR)
1077 {
1078 #define VOLUME_ALSA_TO_WIN(x) ( ( (((x)-min) * 65535) + (max-min)/2 ) /(max-min))
1079 wleft = VOLUME_ALSA_TO_WIN(left);
1080 wright = VOLUME_ALSA_TO_WIN(right);
1081 #undef VOLUME_ALSA_TO_WIN
1082 TRACE("left=%d,right=%d,converted to windows left %d, right %d\n", left, right, wleft, wright);
1083 *lpdwVol = MAKELONG( wleft, wright );
1084 }
1085 else
1086 TRACE("CheckSetVolume failed; rc %d\n", rc);
1087
1088 return rc;
1089 }
1090
1091 /**************************************************************************
1092 * wodSetVolume [internal]
1093 */
1094 static DWORD wodSetVolume(WORD wDevID, DWORD dwParam)
1095 {
1096 WORD wleft, wright;
1097 WINE_WAVEDEV* wwo;
1098 int min, max;
1099 int left, right;
1100 DWORD rc;
1101
1102 TRACE("(%u, %08X);\n", wDevID, dwParam);
1103 if (wDevID >= ALSA_WodNumDevs) {
1104 TRACE("Asked for device %d, but only %d known!\n", wDevID, ALSA_WodNumDevs);
1105 return MMSYSERR_BADDEVICEID;
1106 }
1107
1108 wwo = &WOutDev[wDevID];
1109
1110 rc = ALSA_CheckSetVolume(wwo->hctl, NULL, NULL, &min, &max, NULL, NULL, NULL);
1111 if (rc == MMSYSERR_NOERROR)
1112 {
1113 wleft = LOWORD(dwParam);
1114 wright = HIWORD(dwParam);
1115 #define VOLUME_WIN_TO_ALSA(x) ( ( ( ((x) * (max-min)) + 32767) / 65535) + min )
1116 left = VOLUME_WIN_TO_ALSA(wleft);
1117 right = VOLUME_WIN_TO_ALSA(wright);
1118 #undef VOLUME_WIN_TO_ALSA
1119 rc = ALSA_CheckSetVolume(wwo->hctl, NULL, NULL, NULL, NULL, NULL, &left, &right);
1120 if (rc == MMSYSERR_NOERROR)
1121 TRACE("set volume: wleft=%d, wright=%d, converted to alsa left %d, right %d\n", wleft, wright, left, right);
1122 else
1123 TRACE("SetVolume failed; rc %d\n", rc);
1124 }
1125
1126 return rc;
1127 }
1128
1129 /**************************************************************************
1130 * wodGetNumDevs [internal]
1131 */
1132 static DWORD wodGetNumDevs(void)
1133 {
1134 return ALSA_WodNumDevs;
1135 }
1136
1137 /**************************************************************************
1138 * wodDevInterfaceSize [internal]
1139 */
1140 static DWORD wodDevInterfaceSize(UINT wDevID, LPDWORD dwParam1)
1141 {
1142 TRACE("(%u, %p)\n", wDevID, dwParam1);
1143
1144 *dwParam1 = MultiByteToWideChar(CP_UNIXCP, 0, WOutDev[wDevID].interface_name, -1,
1145 NULL, 0 ) * sizeof(WCHAR);
1146 return MMSYSERR_NOERROR;
1147 }
1148
1149 /**************************************************************************
1150 * wodDevInterface [internal]
1151 */
1152 static DWORD wodDevInterface(UINT wDevID, PWCHAR dwParam1, DWORD dwParam2)
1153 {
1154 if (dwParam2 >= MultiByteToWideChar(CP_UNIXCP, 0, WOutDev[wDevID].interface_name, -1,
1155 NULL, 0 ) * sizeof(WCHAR))
1156 {
1157 MultiByteToWideChar(CP_UNIXCP, 0, WOutDev[wDevID].interface_name, -1,
1158 dwParam1, dwParam2 / sizeof(WCHAR));
1159 return MMSYSERR_NOERROR;
1160 }
1161 return MMSYSERR_INVALPARAM;
1162 }
1163
1164 /**************************************************************************
1165 * wodMessage (WINEALSA.@)
1166 */
1167 DWORD WINAPI ALSA_wodMessage(UINT wDevID, UINT wMsg, DWORD_PTR dwUser,
1168 DWORD_PTR dwParam1, DWORD_PTR dwParam2)
1169 {
1170 TRACE("(%u, %s, %08lX, %08lX, %08lX);\n",
1171 wDevID, ALSA_getMessage(wMsg), dwUser, dwParam1, dwParam2);
1172
1173 switch (wMsg) {
1174 case DRVM_INIT:
1175 case DRVM_EXIT:
1176 case DRVM_ENABLE:
1177 case DRVM_DISABLE:
1178 /* FIXME: Pretend this is supported */
1179 return 0;
1180 case WODM_OPEN: return wodOpen (wDevID, (LPWAVEOPENDESC)dwParam1, dwParam2);
1181 case WODM_CLOSE: return wodClose (wDevID);
1182 case WODM_GETDEVCAPS: return wodGetDevCaps (wDevID, (LPWAVEOUTCAPSW)dwParam1, dwParam2);
1183 case WODM_GETNUMDEVS: return wodGetNumDevs ();
1184 case WODM_GETPITCH: return MMSYSERR_NOTSUPPORTED;
1185 case WODM_SETPITCH: return MMSYSERR_NOTSUPPORTED;
1186 case WODM_GETPLAYBACKRATE: return MMSYSERR_NOTSUPPORTED;
1187 case WODM_SETPLAYBACKRATE: return MMSYSERR_NOTSUPPORTED;
1188 case WODM_WRITE: return wodWrite (wDevID, (LPWAVEHDR)dwParam1, dwParam2);
1189 case WODM_PAUSE: return wodPause (wDevID);
1190 case WODM_GETPOS: return wodGetPosition (wDevID, (LPMMTIME)dwParam1, dwParam2);
1191 case WODM_BREAKLOOP: return wodBreakLoop (wDevID);
1192 case WODM_PREPARE: return MMSYSERR_NOTSUPPORTED;
1193 case WODM_UNPREPARE: return MMSYSERR_NOTSUPPORTED;
1194 case WODM_GETVOLUME: return wodGetVolume (wDevID, (LPDWORD)dwParam1);
1195 case WODM_SETVOLUME: return wodSetVolume (wDevID, dwParam1);
1196 case WODM_RESTART: return wodRestart (wDevID);
1197 case WODM_RESET: return wodReset (wDevID);
1198 case DRV_QUERYDEVICEINTERFACESIZE: return wodDevInterfaceSize (wDevID, (LPDWORD)dwParam1);
1199 case DRV_QUERYDEVICEINTERFACE: return wodDevInterface (wDevID, (PWCHAR)dwParam1, dwParam2);
1200 case DRV_QUERYDSOUNDIFACE: return wodDsCreate (wDevID, (PIDSDRIVER*)dwParam1);
1201 case DRV_QUERYDSOUNDDESC: return wodDsDesc (wDevID, (PDSDRIVERDESC)dwParam1);
1202
1203 default:
1204 FIXME("unknown message %d!\n", wMsg);
1205 }
1206 return MMSYSERR_NOTSUPPORTED;
1207 }
1208
1209 #else /* HAVE_ALSA */
1210
1211 /**************************************************************************
1212 * wodMessage (WINEALSA.@)
1213 */
1214 DWORD WINAPI ALSA_wodMessage(WORD wDevID, WORD wMsg, DWORD dwUser,
1215 DWORD dwParam1, DWORD dwParam2)
1216 {
1217 FIXME("(%u, %04X, %08X, %08X, %08X):stub\n", wDevID, wMsg, dwUser, dwParam1, dwParam2);
1218 return MMSYSERR_NOTENABLED;
1219 }
1220
1221 #endif /* HAVE_ALSA */
1222
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