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   1 /*                      DirectSound
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998 Rob Riggs
   5  * Copyright 2000-2002 TransGaming Technologies, Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  */
  21
  22 #include "config.h"
  23 #include <assert.h>
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #include <sys/types.h>
  27 #include <sys/fcntl.h>
  28 #ifdef HAVE_UNISTD_H
  29 # include <unistd.h>
  30 #endif
  31 #include <stdlib.h>
  32 #include <string.h>
  33 #include <math.h>       /* Insomnia - pow() function */
  34
  35 #include "windef.h"
  36 #include "winbase.h"
  37 #include "wingdi.h"
  38 #include "winuser.h"
  39 #include "winerror.h"
  40 #include "mmsystem.h"
  41 #include "winreg.h"
  42 #include "winternl.h"
  43 #include "mmddk.h"
  44 #include "wine/windef16.h"
  45 #include "wine/debug.h"
  46 #include "dsound.h"
  47 #include "dsdriver.h"
  48 #include "dsound_private.h"
  49
  50 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  51
  52 void DSOUND_RecalcPrimary(IDirectSoundImpl *This)
  53 {
  54         DWORD sw;
  55         TRACE("(%p)\n",This);
  56
  57         sw = This->wfx.nChannels * (This->wfx.wBitsPerSample / 8);
  58         if (This->hwbuf) {
  59                 DWORD fraglen;
  60                 /* let fragment size approximate the timer delay */
  61                 fraglen = (This->wfx.nSamplesPerSec * DS_TIME_DEL / 1000) * sw;
  62                 /* reduce fragment size until an integer number of them fits in the buffer */
  63                 /* (FIXME: this may or may not be a good idea) */
  64                 while (This->buflen % fraglen) fraglen -= sw;
  65                 This->fraglen = fraglen;
  66                 TRACE("fraglen=%ld\n", This->fraglen);
  67         }
  68         /* calculate the 10ms write lead */
  69         This->writelead = (This->wfx.nSamplesPerSec / 100) * sw;
  70 }
  71
  72 static HRESULT DSOUND_PrimaryOpen(IDirectSoundImpl *This)
  73 {
  74         HRESULT err = DS_OK;
  75         TRACE("(%p)\n",This);
  76
  77         /* are we using waveOut stuff? */
  78         if (!This->hwbuf) {
  79                 LPBYTE newbuf;
  80                 DWORD buflen;
  81                 HRESULT merr = DS_OK;
  82                 /* Start in pause mode, to allow buffers to get filled */
  83                 waveOutPause(This->hwo);
  84                 if (This->state == STATE_PLAYING) This->state = STATE_STARTING;
  85                 else if (This->state == STATE_STOPPING) This->state = STATE_STOPPED;
  86                 /* use fragments of 10ms (1/100s) each (which should get us within
  87                  * the documented write cursor lead of 10-15ms) */
  88                 buflen = ((This->wfx.nAvgBytesPerSec / 100) & ~3) * DS_HEL_FRAGS;
  89                 TRACE("desired buflen=%ld, old buffer=%p\n", buflen, This->buffer);
  90                 /* reallocate emulated primary buffer */
  91                 newbuf = (LPBYTE)HeapReAlloc(GetProcessHeap(),0,This->buffer,buflen);
  92                 if (newbuf == NULL) {
  93                         ERR("failed to allocate primary buffer\n");
  94                         merr = DSERR_OUTOFMEMORY;
  95                         /* but the old buffer might still exist and must be re-prepared */
  96                 } else {
  97                         This->buffer = newbuf;
  98                         This->buflen = buflen;
  99                 }
 100                 if (This->buffer) {
 101                         unsigned c;
 102
 103                         This->fraglen = This->buflen / DS_HEL_FRAGS;
 104
 105                         /* prepare fragment headers */
 106                         for (c=0; c<DS_HEL_FRAGS; c++) {
 107                                 This->pwave[c]->lpData = This->buffer + c*This->fraglen;
 108                                 This->pwave[c]->dwBufferLength = This->fraglen;
 109                                 This->pwave[c]->dwUser = (DWORD)This;
 110                                 This->pwave[c]->dwFlags = 0;
 111                                 This->pwave[c]->dwLoops = 0;
 112                                 err = mmErr(waveOutPrepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR)));
 113                                 if (err != DS_OK) {
 114                                         while (c--)
 115                                                 waveOutUnprepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR));
 116                                         break;
 117                                 }
 118                         }
 119
 120                         This->pwplay = 0;
 121                         This->pwwrite = 0;
 122                         This->pwqueue = 0;
 123                         This->playpos = 0;
 124                         This->mixpos = 0;
 125                         memset(This->buffer, (This->wfx.wBitsPerSample == 16) ? 0 : 128, This->buflen);
 126                         TRACE("fraglen=%ld\n", This->fraglen);
 127                         DSOUND_WaveQueue(This, (DWORD)-1);
 128                 }
 129                 if ((err == DS_OK) && (merr != DS_OK))
 130                         err = merr;
 131         }
 132         return err;
 133 }
 134
 135
 136 static void DSOUND_PrimaryClose(IDirectSoundImpl *This)
 137 {
 138         TRACE("(%p)\n",This);
 139
 140         /* are we using waveOut stuff? */
 141         if (!This->hwbuf) {
 142                 unsigned c;
 143
 144                 This->pwqueue = (DWORD)-1; /* resetting queues */
 145                 waveOutReset(This->hwo);
 146                 for (c=0; c<DS_HEL_FRAGS; c++)
 147                         waveOutUnprepareHeader(This->hwo, This->pwave[c], sizeof(WAVEHDR));
 148                 This->pwqueue = 0;
 149         }
 150 }
 151
 152 HRESULT DSOUND_PrimaryCreate(IDirectSoundImpl *This)
 153 {
 154         HRESULT err = DS_OK;
 155         TRACE("(%p)\n",This);
 156
 157         This->buflen = This->wfx.nAvgBytesPerSec;
 158
 159         /* FIXME: verify that hardware capabilities (DSCAPS_PRIMARY flags) match */
 160
 161         if (This->driver) {
 162                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 163                                                   DSBCAPS_PRIMARYBUFFER,0,
 164                                                   &(This->buflen),&(This->buffer),
 165                                                   (LPVOID*)&(This->hwbuf));
 166                 if (err != DS_OK) {
 167                         WARN("IDsDriver_CreateSoundBuffer failed\n");
 168                         return err;
 169                 }
 170         }
 171         if (!This->hwbuf) {
 172                 /* Allocate memory for HEL buffer headers */
 173                 unsigned c;
 174                 for (c=0; c<DS_HEL_FRAGS; c++) {
 175                         This->pwave[c] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEHDR));
 176                         if (!This->pwave[c]) {
 177                                 /* Argh, out of memory */
 178                                 while (c--) {
 179                                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 180                                 }
 181                                 WARN("out of memory\n");
 182                                 return DSERR_OUTOFMEMORY;
 183                         }
 184                 }
 185         }
 186
 187         err = DSOUND_PrimaryOpen(This);
 188
 189         if (err != DS_OK) {
 190                 WARN("DSOUND_PrimaryOpen failed\n");
 191                 return err;
 192         }
 193
 194         /* calculate fragment size and write lead */
 195         DSOUND_RecalcPrimary(This);
 196         This->state = STATE_STOPPED;
 197         return DS_OK;
 198 }
 199
 200 HRESULT DSOUND_PrimaryDestroy(IDirectSoundImpl *This)
 201 {
 202         TRACE("(%p)\n",This);
 203
 204         DSOUND_PrimaryClose(This);
 205         if (This->hwbuf) {
 206                 if (IDsDriverBuffer_Release(This->hwbuf) == 0)
 207                         This->hwbuf = 0;
 208         } else {
 209                 unsigned c;
 210                 for (c=0; c<DS_HEL_FRAGS; c++) {
 211                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 212                 }
 213         }
 214         return DS_OK;
 215 }
 216
 217 HRESULT DSOUND_PrimaryPlay(IDirectSoundImpl *This)
 218 {
 219         HRESULT err = DS_OK;
 220         TRACE("(%p)\n",This);
 221
 222         if (This->hwbuf) {
 223                 err = IDsDriverBuffer_Play(This->hwbuf, 0, 0, DSBPLAY_LOOPING);
 224                 if (err != DS_OK)
 225                         WARN("IDsDriverBuffer_Play failed\n");
 226         } else {
 227                 err = mmErr(waveOutRestart(This->hwo));
 228                 if (err != DS_OK)
 229                         WARN("waveOutRestart failed\n");
 230         }
 231
 232         return err;
 233 }
 234
 235 HRESULT DSOUND_PrimaryStop(IDirectSoundImpl *This)
 236 {
 237         HRESULT err = DS_OK;
 238         TRACE("(%p)\n",This);
 239
 240         if (This->hwbuf) {
 241                 err = IDsDriverBuffer_Stop(This->hwbuf);
 242                 if (err == DSERR_BUFFERLOST) {
 243                         DWORD flags = CALLBACK_FUNCTION;
 244                         if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
 245                                 flags |= WAVE_DIRECTSOUND;
 246                         /* Wine-only: the driver wants us to reopen the device */
 247                         /* FIXME: check for errors */
 248                         IDsDriverBuffer_Release(This->hwbuf);
 249                         waveOutClose(This->hwo);
 250                         This->hwo = 0;
 251                         err = mmErr(waveOutOpen(&(This->hwo), This->drvdesc.dnDevNode,
 252                                                 &(This->wfx), (DWORD)DSOUND_callback, (DWORD)This,
 253                                                 flags));
 254                         if (err == DS_OK) {
 255                                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 256                                                                   DSBCAPS_PRIMARYBUFFER,0,
 257                                                                   &(This->buflen),&(This->buffer),
 258                                                                   (LPVOID)&(This->hwbuf));
 259                                 if (err != DS_OK)
 260                                         WARN("IDsDriver_CreateSoundBuffer failed\n");
 261                         } else {
 262                                 WARN("waveOutOpen failed\n");
 263                         }
 264                 } else if (err != DS_OK) {
 265                         WARN("IDsDriverBuffer_Stop failed\n");
 266                 }
 267         } else {
 268                 err = mmErr(waveOutPause(This->hwo));
 269                 if (err != DS_OK)
 270                         WARN("waveOutPause failed\n");
 271         }
 272         return err;
 273 }
 274
 275 HRESULT DSOUND_PrimaryGetPosition(IDirectSoundImpl *This, LPDWORD playpos, LPDWORD writepos)
 276 {
 277         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 278
 279         if (This->hwbuf) {
 280                 HRESULT err=IDsDriverBuffer_GetPosition(This->hwbuf,playpos,writepos);
 281                 if (err) {
 282                         WARN("IDsDriverBuffer_GetPosition failed\n");
 283                         return err;
 284                 }
 285         }
 286         else {
 287                 if (playpos) {
 288                         MMTIME mtime;
 289                         mtime.wType = TIME_BYTES;
 290                         waveOutGetPosition(This->hwo, &mtime, sizeof(mtime));
 291                         mtime.u.cb = mtime.u.cb % This->buflen;
 292                         *playpos = mtime.u.cb;
 293                 }
 294                 if (writepos) {
 295                         /* the writepos should only be used by apps with WRITEPRIMARY priority,
 296                          * in which case our software mixer is disabled anyway */
 297                         *writepos = (This->pwplay + ds_hel_margin) * This->fraglen;
 298                         while (*writepos >= This->buflen)
 299                                 *writepos -= This->buflen;
 300                 }
 301         }
 302         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 303         return DS_OK;
 304 }
 305
 306
 307 /*******************************************************************************
 308  *              PrimaryBuffer
 309  */
 310 /* This sets this format for the <em>Primary Buffer Only</em> */
 311 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 312 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 313         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX wfex
 314 ) {
 315         ICOM_THIS(PrimaryBufferImpl,iface);
 316         IDirectSoundImpl* dsound = This->dsound;
 317         IDirectSoundBufferImpl** dsb;
 318         HRESULT err = DS_OK;
 319         int                     i;
 320         TRACE("(%p,%p)\n",This,wfex);
 321
 322         if (This->dsound->priolevel == DSSCL_NORMAL) {
 323                 WARN("failed priority check!\n");
 324                 return DSERR_PRIOLEVELNEEDED;
 325         }
 326
 327         /* Let's be pedantic! */
 328         if (wfex == NULL) {
 329                 WARN("invalid parameter: wfex==NULL!\n");
 330                 return DSERR_INVALIDPARAM;
 331         }
 332         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
 333               "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 334               wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
 335               wfex->nAvgBytesPerSec, wfex->nBlockAlign,
 336               wfex->wBitsPerSample, wfex->cbSize);
 337
 338         if ((wfex->wFormatTag != WAVE_FORMAT_PCM) ||
 339             (wfex->nChannels < 1) || (wfex->nChannels > 2) ||
 340             (wfex->nSamplesPerSec < 1) ||
 341             ((wfex->wBitsPerSample != 8) && (wfex->wBitsPerSample != 16))) {
 342                 WARN("invalid paramemer: unsupported format!\n");
 343                 return DSERR_INVALIDPARAM;
 344         }
 345
 346         /* **** */
 347         RtlAcquireResourceExclusive(&(dsound->lock), TRUE);
 348
 349         if (dsound->wfx.nSamplesPerSec != wfex->nSamplesPerSec) {
 350                 dsb = dsound->buffers;
 351                 for (i = 0; i < dsound->nrofbuffers; i++, dsb++) {
 352                         /* **** */
 353                         EnterCriticalSection(&((*dsb)->lock));
 354
 355                         (*dsb)->freqAdjust = ((*dsb)->freq << DSOUND_FREQSHIFT) /
 356                                 wfex->nSamplesPerSec;
 357
 358                         LeaveCriticalSection(&((*dsb)->lock));
 359                         /* **** */
 360                 }
 361         }
 362
 363         dsound->wfx.nSamplesPerSec = wfex->nSamplesPerSec;
 364         dsound->wfx.nChannels = wfex->nChannels;
 365         dsound->wfx.wBitsPerSample = wfex->wBitsPerSample;
 366         dsound->wfx.nBlockAlign = dsound->wfx.wBitsPerSample / 8 * dsound->wfx.nChannels;
 367         dsound->wfx.nAvgBytesPerSec =
 368                 dsound->wfx.nSamplesPerSec * dsound->wfx.nBlockAlign;
 369
 370         if (dsound->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMSETFORMAT) {
 371                 DWORD flags = CALLBACK_FUNCTION;
 372                 if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
 373                         flags |= WAVE_DIRECTSOUND;
 374                 /* FIXME: check for errors */
 375                 DSOUND_PrimaryClose(dsound);
 376                 waveOutClose(dsound->hwo);
 377                 dsound->hwo = 0;
 378                 err = mmErr(waveOutOpen(&(dsound->hwo), dsound->drvdesc.dnDevNode,
 379                                         &(dsound->wfx), (DWORD)DSOUND_callback, (DWORD)dsound,
 380                                         flags));
 381                 if (err == DS_OK) {
 382                     err = DSOUND_PrimaryOpen(dsound);
 383                     if (err != DS_OK) {
 384                             WARN("DSOUND_PrimaryOpen failed\n");
 385                             RtlReleaseResource(&(dsound->lock));
 386                             return err;
 387                     }
 388                 } else {
 389                         WARN("waveOutOpen failed\n");
 390                         RtlReleaseResource(&(dsound->lock));
 391                         return err;
 392                 }
 393         }
 394         if (dsound->hwbuf) {
 395                 err = IDsDriverBuffer_SetFormat(dsound->hwbuf, &(dsound->wfx));
 396                 if (err == DSERR_BUFFERLOST) {
 397                         /* Wine-only: the driver wants us to recreate the HW buffer */
 398                         IDsDriverBuffer_Release(dsound->hwbuf);
 399                         err = IDsDriver_CreateSoundBuffer(dsound->driver,&(dsound->wfx),
 400                                                           DSBCAPS_PRIMARYBUFFER,0,
 401                                                           &(dsound->buflen),&(dsound->buffer),
 402                                                           (LPVOID)&(dsound->hwbuf));
 403                         if (err != DS_OK) {
 404                                 WARN("IDsDriver_CreateSoundBuffer failed\n");
 405                                 RtlReleaseResource(&(dsound->lock));
 406                                 return err;
 407                         }
 408                         if (dsound->state == STATE_PLAYING) dsound->state = STATE_STARTING;
 409                         else if (dsound->state == STATE_STOPPING) dsound->state = STATE_STOPPED;
 410                 } else {
 411                         WARN("IDsDriverBuffer_SetFormat failed\n");
 412                         RtlReleaseResource(&(dsound->lock));
 413                         return err;
 414                 }
 415                 /* FIXME: should we set err back to DS_OK in all cases ? */
 416         }
 417         DSOUND_RecalcPrimary(dsound);
 418
 419         RtlReleaseResource(&(dsound->lock));
 420         /* **** */
 421
 422         return err;
 423 }
 424
 425 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 426         LPDIRECTSOUNDBUFFER8 iface,LONG vol
 427 ) {
 428         ICOM_THIS(PrimaryBufferImpl,iface);
 429         IDirectSoundImpl* dsound = This->dsound;
 430         LONG oldVol;
 431
 432         TRACE("(%p,%ld)\n",This,vol);
 433
 434         /* I'm not sure if we need this for primary buffer */
 435         if (!(This->dsound->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 436                 WARN("control unavailable\n");
 437                 return DSERR_CONTROLUNAVAIL;
 438         }
 439
 440         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
 441                 WARN("invalid parameter: vol = %ld\n", vol);
 442                 return DSERR_INVALIDPARAM;
 443         }
 444
 445         /* **** */
 446         EnterCriticalSection(&(dsound->mixlock));
 447
 448         oldVol = dsound->volpan.lVolume;
 449         dsound->volpan.lVolume = vol;
 450         DSOUND_RecalcVolPan(&dsound->volpan);
 451
 452         if (vol != oldVol) {
 453                 if (dsound->hwbuf) {
 454                         HRESULT hres;
 455                         hres = IDsDriverBuffer_SetVolumePan(dsound->hwbuf, &(dsound->volpan));
 456                         if (hres != DS_OK) {
 457                                 LeaveCriticalSection(&(dsound->mixlock));
 458                                 WARN("IDsDriverBuffer_SetVolumePan failed\n");
 459                                 return hres;
 460                         }
 461                 }
 462                 else {
 463 #if 0 /* should we really do this? */
 464                         /* the DS volume ranges from 0 (max, 0dB attenuation) to -10000 (min, 100dB attenuation) */
 465                         /* the MM volume ranges from 0 to 0xffff in an unspecified logarithmic scale */
 466                         WORD cvol = 0xffff + vol*6 + vol/2;
 467                         DWORD vol = cvol | ((DWORD)cvol << 16)
 468                         waveOutSetVolume(dsound->hwo, vol);
 469 #endif
 470                 }
 471         }
 472
 473         LeaveCriticalSection(&(dsound->mixlock));
 474         /* **** */
 475
 476         return DS_OK;
 477 }
 478
 479 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 480         LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
 481 ) {
 482         ICOM_THIS(PrimaryBufferImpl,iface);
 483         TRACE("(%p,%p)\n",This,vol);
 484
 485         if (!(This->dsound->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
 486                 WARN("control unavailable\n");
 487                 return DSERR_CONTROLUNAVAIL;
 488         }
 489
 490         if (vol == NULL) {
 491                 WARN("invalid parameter: vol = NULL\n");
 492                 return DSERR_INVALIDPARAM;
 493         }
 494
 495         *vol = This->dsound->volpan.lVolume;
 496         return DS_OK;
 497 }
 498
 499 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 500         LPDIRECTSOUNDBUFFER8 iface,DWORD freq
 501 ) {
 502         ICOM_THIS(PrimaryBufferImpl,iface);
 503
 504         TRACE("(%p,%ld)\n",This,freq);
 505
 506         /* You cannot set the frequency of the primary buffer */
 507         WARN("control unavailable\n");
 508         return DSERR_CONTROLUNAVAIL;
 509 }
 510
 511 static HRESULT WINAPI PrimaryBufferImpl_Play(
 512         LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags
 513 ) {
 514         ICOM_THIS(PrimaryBufferImpl,iface);
 515         IDirectSoundImpl* dsound = This->dsound;
 516
 517         TRACE("(%p,%08lx,%08lx,%08lx)\n",
 518                 This,reserved1,reserved2,flags
 519         );
 520
 521         if (!(flags & DSBPLAY_LOOPING)) {
 522                 WARN("invalid parameter: flags = %08lx\n", flags);
 523                 return DSERR_INVALIDPARAM;
 524         }
 525
 526         /* **** */
 527         EnterCriticalSection(&(dsound->mixlock));
 528
 529         if (dsound->state == STATE_STOPPED)
 530                 dsound->state = STATE_STARTING;
 531         else if (dsound->state == STATE_STOPPING)
 532                 dsound->state = STATE_PLAYING;
 533
 534         LeaveCriticalSection(&(dsound->mixlock));
 535         /* **** */
 536
 537         return DS_OK;
 538 }
 539
 540 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
 541 {
 542         ICOM_THIS(PrimaryBufferImpl,iface);
 543         IDirectSoundImpl* dsound = This->dsound;
 544
 545         TRACE("(%p)\n",This);
 546
 547         /* **** */
 548         EnterCriticalSection(&(dsound->mixlock));
 549
 550         if (dsound->state == STATE_PLAYING)
 551                 dsound->state = STATE_STOPPING;
 552         else if (dsound->state == STATE_STARTING)
 553                 dsound->state = STATE_STOPPED;
 554
 555         LeaveCriticalSection(&(dsound->mixlock));
 556         /* **** */
 557
 558         return DS_OK;
 559 }
 560
 561 static DWORD WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface) {
 562         ICOM_THIS(PrimaryBufferImpl,iface);
 563         DWORD ref;
 564
 565         TRACE("(%p) ref was %ld, thread is %04lx\n",This, This->ref, GetCurrentThreadId());
 566         ref = InterlockedIncrement(&(This->ref));
 567
 568         return ref;
 569 }
 570
 571 static DWORD WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface) {
 572         ICOM_THIS(PrimaryBufferImpl,iface);
 573         DWORD ref;
 574
 575         TRACE("(%p) ref was %ld, thread is %04lx\n",This, This->ref, GetCurrentThreadId());
 576         ref = InterlockedDecrement(&(This->ref));
 577
 578         if (ref == 0) {
 579                 This->dsound->primary = NULL;
 580                 IDirectSound_Release((LPDIRECTSOUND)This->dsound);
 581                 HeapFree(GetProcessHeap(),0,This);
 582                 TRACE("(%p) released\n",This);
 583         }
 584
 585         return ref;
 586 }
 587
 588 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 589         LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
 590 ) {
 591         HRESULT hres;
 592         ICOM_THIS(PrimaryBufferImpl,iface);
 593         IDirectSoundImpl* dsound = This->dsound;
 594
 595         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 596         hres = DSOUND_PrimaryGetPosition(dsound, playpos, writepos);
 597         if (hres != DS_OK) {
 598                 WARN("DSOUND_PrimaryGetPosition failed\n");
 599                 return hres;
 600         }
 601         if (writepos) {
 602                 if (dsound->state != STATE_STOPPED)
 603                         /* apply the documented 10ms lead to writepos */
 604                         *writepos += dsound->writelead;
 605                 while (*writepos >= dsound->buflen) *writepos -= dsound->buflen;
 606         }
 607         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 608         return DS_OK;
 609 }
 610
 611 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 612         LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
 613 ) {
 614         ICOM_THIS(PrimaryBufferImpl,iface);
 615         TRACE("(%p,%p), thread is %04lx\n",This,status,GetCurrentThreadId());
 616
 617         if (status == NULL) {
 618                 WARN("invalid parameter: status == NULL\n");
 619                 return DSERR_INVALIDPARAM;
 620         }
 621
 622         *status = 0;
 623         if ((This->dsound->state == STATE_STARTING) ||
 624             (This->dsound->state == STATE_PLAYING))
 625                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 626
 627         TRACE("status=%lx\n", *status);
 628         return DS_OK;
 629 }
 630
 631
 632 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 633         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX lpwf,DWORD wfsize,LPDWORD wfwritten
 634 ) {
 635         ICOM_THIS(PrimaryBufferImpl,iface);
 636         TRACE("(%p,%p,%ld,%p)\n",This,lpwf,wfsize,wfwritten);
 637
 638         if (wfsize>sizeof(This->dsound->wfx))
 639                 wfsize = sizeof(This->dsound->wfx);
 640         if (lpwf) {     /* NULL is valid */
 641                 memcpy(lpwf,&(This->dsound->wfx),wfsize);
 642                 if (wfwritten)
 643                         *wfwritten = wfsize;
 644         } else {
 645                 if (wfwritten)
 646                         *wfwritten = sizeof(This->dsound->wfx);
 647                 else {
 648                         WARN("invalid parameter: wfwritten == NULL\n");
 649                         return DSERR_INVALIDPARAM;
 650                 }
 651         }
 652
 653         return DS_OK;
 654 }
 655
 656 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 657         LPDIRECTSOUNDBUFFER8 iface,DWORD writecursor,DWORD writebytes,LPVOID lplpaudioptr1,LPDWORD audiobytes1,LPVOID lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 658 ) {
 659         ICOM_THIS(PrimaryBufferImpl,iface);
 660         IDirectSoundImpl* dsound = This->dsound;
 661
 662         TRACE("(%p,%ld,%ld,%p,%p,%p,%p,0x%08lx) at %ld\n",
 663                 This,
 664                 writecursor,
 665                 writebytes,
 666                 lplpaudioptr1,
 667                 audiobytes1,
 668                 lplpaudioptr2,
 669                 audiobytes2,
 670                 flags,
 671                 GetTickCount()
 672         );
 673
 674         if (dsound->priolevel != DSSCL_WRITEPRIMARY) {
 675                 WARN("failed priority check!\n");
 676                 return DSERR_PRIOLEVELNEEDED;
 677         }
 678
 679         if (flags & DSBLOCK_FROMWRITECURSOR) {
 680                 DWORD writepos;
 681                 HRESULT hres;
 682                 /* GetCurrentPosition does too much magic to duplicate here */
 683                 hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writepos);
 684                 if (hres != DS_OK) {
 685                         WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
 686                         return hres;
 687                 }
 688                 writecursor += writepos;
 689         }
 690         while (writecursor >= dsound->buflen)
 691                 writecursor -= dsound->buflen;
 692         if (flags & DSBLOCK_ENTIREBUFFER)
 693                 writebytes = dsound->buflen;
 694         if (writebytes > dsound->buflen)
 695                 writebytes = dsound->buflen;
 696
 697         assert(audiobytes1!=audiobytes2);
 698         assert(lplpaudioptr1!=lplpaudioptr2);
 699
 700         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 701                 HRESULT hres;
 702                 hres = IDsDriverBuffer_Lock(dsound->hwbuf,
 703                                             lplpaudioptr1, audiobytes1,
 704                                             lplpaudioptr2, audiobytes2,
 705                                             writecursor, writebytes,
 706                                             0);
 707                 if (hres != DS_OK) {
 708                         WARN("IDsDriverBuffer_Lock failed\n");
 709                         return hres;
 710                 }
 711         } else {
 712                 if (writecursor+writebytes <= dsound->buflen) {
 713                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 714                         *audiobytes1 = writebytes;
 715                         if (lplpaudioptr2)
 716                                 *(LPBYTE*)lplpaudioptr2 = NULL;
 717                         if (audiobytes2)
 718                                 *audiobytes2 = 0;
 719                         TRACE("->%ld.0\n",writebytes);
 720                 } else {
 721                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 722                         *audiobytes1 = dsound->buflen-writecursor;
 723                         if (lplpaudioptr2)
 724                                 *(LPBYTE*)lplpaudioptr2 = dsound->buffer;
 725                         if (audiobytes2)
 726                                 *audiobytes2 = writebytes-(dsound->buflen-writecursor);
 727                         TRACE("->%ld.%ld\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 728                 }
 729         }
 730         return DS_OK;
 731 }
 732
 733 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 734         LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
 735 ) {
 736         ICOM_THIS(PrimaryBufferImpl,iface);
 737         TRACE("(%p,%ld)\n",This,newpos);
 738
 739         /* You cannot set the position of the primary buffer */
 740         WARN("invalid call\n");
 741         return DSERR_INVALIDCALL;
 742 }
 743
 744 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 745         LPDIRECTSOUNDBUFFER8 iface,LONG pan
 746 ) {
 747         ICOM_THIS(PrimaryBufferImpl,iface);
 748         IDirectSoundImpl* dsound = This->dsound;
 749         LONG oldPan;
 750
 751         TRACE("(%p,%ld)\n",This,pan);
 752
 753         if (!(This->dsound->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 754                 WARN("control unavailable\n");
 755                 return DSERR_CONTROLUNAVAIL;
 756         }
 757
 758         if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
 759                 WARN("invalid parameter: pan = %ld\n", pan);
 760                 return DSERR_INVALIDPARAM;
 761         }
 762
 763         /* **** */
 764         EnterCriticalSection(&(dsound->mixlock));
 765
 766         oldPan = dsound->volpan.lPan;
 767         dsound->volpan.lPan = pan;
 768         DSOUND_RecalcVolPan(&dsound->volpan);
 769
 770         if (pan != oldPan) {
 771                 if (dsound->hwbuf) {
 772                         HRESULT hres;
 773                         hres = IDsDriverBuffer_SetVolumePan(dsound->hwbuf, &(dsound->volpan));
 774                         if (hres != DS_OK) {
 775                                 LeaveCriticalSection(&(dsound->mixlock));
 776                                 WARN("IDsDriverBuffer_SetVolumePan failed\n");
 777                                 return hres;
 778                         }
 779                 }
 780                 else {
 781 #if 0 /* should we really do this? */
 782                         /* the DS volume ranges from 0 (max, 0dB attenuation) to -10000 (min, 100dB attenuation) */
 783                         /* the MM volume ranges from 0 to 0xffff in an unspecified logarithmic scale */
 784                         WORD cvol = 0xffff + vol*6 + vol/2;
 785                         DWORD vol = cvol | ((DWORD)cvol << 16)
 786                         waveOutSetVolume(dsound->hwo, vol);
 787 #endif
 788                 }
 789         }
 790
 791         LeaveCriticalSection(&(dsound->mixlock));
 792         /* **** */
 793
 794         return DS_OK;
 795 }
 796
 797 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 798         LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
 799 ) {
 800         ICOM_THIS(PrimaryBufferImpl,iface);
 801         TRACE("(%p,%p)\n",This,pan);
 802
 803         if (!(This->dsound->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
 804                 WARN("control unavailable\n");
 805                 return DSERR_CONTROLUNAVAIL;
 806         }
 807
 808         if (pan == NULL) {
 809                 WARN("invalid parameter: pan == NULL\n");
 810                 return DSERR_INVALIDPARAM;
 811         }
 812
 813         *pan = This->dsound->volpan.lPan;
 814
 815         return DS_OK;
 816 }
 817
 818 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
 819         LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
 820 ) {
 821         ICOM_THIS(PrimaryBufferImpl,iface);
 822         IDirectSoundImpl* dsound = This->dsound;
 823
 824         TRACE("(%p,%p,%ld,%p,%ld)\n", This,p1,x1,p2,x2);
 825
 826         if (dsound->priolevel != DSSCL_WRITEPRIMARY) {
 827                 WARN("failed priority check!\n");
 828                 return DSERR_PRIOLEVELNEEDED;
 829         }
 830
 831         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 832                 HRESULT hres;
 833
 834                 hres = IDsDriverBuffer_Unlock(dsound->hwbuf, p1, x1, p2, x2);
 835                 if (hres != DS_OK) {
 836                         WARN("IDsDriverBuffer_Unlock failed\n");
 837                         return hres;
 838                 }
 839         }
 840
 841         return DS_OK;
 842 }
 843
 844 static HRESULT WINAPI PrimaryBufferImpl_Restore(
 845         LPDIRECTSOUNDBUFFER8 iface
 846 ) {
 847         ICOM_THIS(PrimaryBufferImpl,iface);
 848         FIXME("(%p):stub\n",This);
 849         return DS_OK;
 850 }
 851
 852 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
 853         LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
 854 ) {
 855         ICOM_THIS(PrimaryBufferImpl,iface);
 856         TRACE("(%p,%p)\n",This,freq);
 857
 858         if (freq == NULL) {
 859                 WARN("invalid parameter: freq == NULL\n");
 860                 return DSERR_INVALIDPARAM;
 861         }
 862
 863         if (!(This->dsound->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
 864                 WARN("control unavailable\n");
 865                 return DSERR_CONTROLUNAVAIL;
 866         }
 867
 868         *freq = This->dsound->wfx.nSamplesPerSec;
 869         TRACE("-> %ld\n", *freq);
 870
 871         return DS_OK;
 872 }
 873
 874 static HRESULT WINAPI PrimaryBufferImpl_SetFX(
 875         LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
 876 ) {
 877         ICOM_THIS(PrimaryBufferImpl,iface);
 878         DWORD u;
 879
 880         FIXME("(%p,%lu,%p,%p): stub\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
 881
 882         if (pdwResultCodes)
 883                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 884
 885         WARN("control unavailable\n");
 886         return DSERR_CONTROLUNAVAIL;
 887 }
 888
 889 static HRESULT WINAPI PrimaryBufferImpl_AcquireResources(
 890         LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes
 891 ) {
 892         ICOM_THIS(PrimaryBufferImpl,iface);
 893         DWORD u;
 894
 895         FIXME("(%p,%08lu,%lu,%p): stub\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
 896
 897         if (pdwResultCodes)
 898                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 899
 900         WARN("control unavailable\n");
 901         return DSERR_CONTROLUNAVAIL;
 902 }
 903
 904 static HRESULT WINAPI PrimaryBufferImpl_GetObjectInPath(
 905         LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject
 906 ) {
 907         ICOM_THIS(PrimaryBufferImpl,iface);
 908
 909         FIXME("(%p,%s,%lu,%s,%p): stub\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
 910
 911         WARN("control unavailable\n");
 912         return DSERR_CONTROLUNAVAIL;
 913 }
 914
 915 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
 916         LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND8 dsound,LPDSBUFFERDESC dbsd
 917 ) {
 918         ICOM_THIS(PrimaryBufferImpl,iface);
 919         FIXME("(%p,%p,%p):stub\n",This,dsound,dbsd);
 920         DPRINTF("Re-Init!!!\n");
 921         WARN("already initialized\n");
 922         return DSERR_ALREADYINITIALIZED;
 923 }
 924
 925 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
 926         LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps
 927 ) {
 928         ICOM_THIS(PrimaryBufferImpl,iface);
 929         TRACE("(%p)->(%p)\n",This,caps);
 930
 931         if (caps == NULL) {
 932                 WARN("invalid parameter: caps == NULL\n");
 933                 return DSERR_INVALIDPARAM;
 934         }
 935
 936         if (caps->dwSize < sizeof(*caps)) {
 937                 WARN("invalid parameter: caps->dwSize = %ld: < %d\n", caps->dwSize, sizeof(*caps));
 938                 return DSERR_INVALIDPARAM;
 939         }
 940
 941         caps->dwFlags = This->dsound->dsbd.dwFlags;
 942         if (This->dsound->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
 943         else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
 944
 945         caps->dwBufferBytes = This->dsound->buflen;
 946
 947         /* This value represents the speed of the "unlock" command.
 948            As unlock is quite fast (it does not do anything), I put
 949            4096 ko/s = 4 Mo / s */
 950         /* FIXME: hwbuf speed */
 951         caps->dwUnlockTransferRate = 4096;
 952         caps->dwPlayCpuOverhead = 0;
 953
 954         return DS_OK;
 955 }
 956
 957 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
 958         LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj
 959 ) {
 960         ICOM_THIS(PrimaryBufferImpl,iface);
 961         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 962
 963         if (ppobj == NULL) {
 964                 WARN("invalid parameter\n");
 965                 return E_INVALIDARG;
 966         }
 967
 968         *ppobj = NULL;  /* assume failure */
 969
 970         if ( IsEqualGUID(riid, &IID_IUnknown) ||
 971              IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
 972                 IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)This);
 973                 *ppobj = This;
 974                 return S_OK;
 975         }
 976
 977         /* DirectSoundBuffer and DirectSoundBuffer8 are different and */
 978         /* a primary buffer can't have a DirectSoundBuffer8 interface */
 979         if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
 980                 WARN("app requested DirectSoundBuffer8 on primary buffer\n");
 981                 return E_NOINTERFACE;
 982         }
 983
 984         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 985                 ERR("app requested IDirectSoundNotify on primary buffer\n");
 986                 /* FIXME: should we support this? */
 987                 return E_NOINTERFACE;
 988         }
 989
 990         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
 991                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
 992                 return E_NOINTERFACE;
 993         }
 994
 995         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
 996                 if (!This->dsound->listener)
 997                         IDirectSound3DListenerImpl_Create(This, &This->dsound->listener);
 998                 if (This->dsound->listener) {
 999                         *ppobj = This->dsound->listener;
1000                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
1001                         return S_OK;
1002                 }
1003
1004                 WARN("IID_IDirectSound3DListener failed\n");
1005                 return E_NOINTERFACE;
1006         }
1007
1008         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
1009                 FIXME("app requested IKsPropertySet on primary buffer\n");
1010                 return E_NOINTERFACE;
1011         }
1012
1013         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
1014         return E_NOINTERFACE;
1015 }
1016
1017 static ICOM_VTABLE(IDirectSoundBuffer8) dspbvt =
1018 {
1019         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
1020         PrimaryBufferImpl_QueryInterface,
1021         PrimaryBufferImpl_AddRef,
1022         PrimaryBufferImpl_Release,
1023         PrimaryBufferImpl_GetCaps,
1024         PrimaryBufferImpl_GetCurrentPosition,
1025         PrimaryBufferImpl_GetFormat,
1026         PrimaryBufferImpl_GetVolume,
1027         PrimaryBufferImpl_GetPan,
1028         PrimaryBufferImpl_GetFrequency,
1029         PrimaryBufferImpl_GetStatus,
1030         PrimaryBufferImpl_Initialize,
1031         PrimaryBufferImpl_Lock,
1032         PrimaryBufferImpl_Play,
1033         PrimaryBufferImpl_SetCurrentPosition,
1034         PrimaryBufferImpl_SetFormat,
1035         PrimaryBufferImpl_SetVolume,
1036         PrimaryBufferImpl_SetPan,
1037         PrimaryBufferImpl_SetFrequency,
1038         PrimaryBufferImpl_Stop,
1039         PrimaryBufferImpl_Unlock,
1040         PrimaryBufferImpl_Restore,
1041         PrimaryBufferImpl_SetFX,
1042         PrimaryBufferImpl_AcquireResources,
1043         PrimaryBufferImpl_GetObjectInPath
1044 };
1045
1046 HRESULT WINAPI PrimaryBufferImpl_Create(
1047         IDirectSoundImpl *ds,
1048         PrimaryBufferImpl **pdsb,
1049         LPDSBUFFERDESC dsbd)
1050 {
1051         PrimaryBufferImpl *dsb;
1052
1053         TRACE("%p,%p,%p)\n",ds,pdsb,dsbd);
1054
1055         if (dsbd->lpwfxFormat) {
1056                 WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
1057                 *pdsb = NULL;
1058                 return DSERR_INVALIDPARAM;
1059         }
1060
1061         dsb = (PrimaryBufferImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
1062
1063         if (dsb == NULL) {
1064                 WARN("out of memory\n");
1065                 *pdsb = NULL;
1066                 return DSERR_OUTOFMEMORY;
1067         }
1068
1069         dsb->ref = 0;
1070         dsb->dsound = ds;
1071         dsb->lpVtbl = &dspbvt;
1072
1073         memcpy(&ds->dsbd, dsbd, sizeof(*dsbd));
1074
1075         TRACE("Created primary buffer at %p\n", dsb);
1076         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
1077                 "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
1078                 ds->wfx.wFormatTag, ds->wfx.nChannels, ds->wfx.nSamplesPerSec,
1079                 ds->wfx.nAvgBytesPerSec, ds->wfx.nBlockAlign,
1080                 ds->wfx.wBitsPerSample, ds->wfx.cbSize);
1081
1082         IDirectSound_AddRef((LPDIRECTSOUND)ds);
1083         *pdsb = dsb;
1084         return S_OK;
1085 }