dlls/dsound/primary.c

   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 <stdio.h>
  25 #include <sys/types.h>
  26 #include <sys/fcntl.h>
  27 #ifdef HAVE_UNISTD_H
  28 # include <unistd.h>
  29 #endif
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <math.h>       /* Insomnia - pow() function */
  33
  34 #include "windef.h"
  35 #include "winbase.h"
  36 #include "wingdi.h"
  37 #include "winuser.h"
  38 #include "winerror.h"
  39 #include "mmsystem.h"
  40 #include "winternl.h"
  41 #include "mmddk.h"
  42 #include "wine/windef16.h"
  43 #include "wine/debug.h"
  44 #include "dsound.h"
  45 #include "dsdriver.h"
  46 #include "dsound_private.h"
  47
  48 WINE_DEFAULT_DEBUG_CHANNEL(dsound);
  49
  50 void DSOUND_RecalcPrimary(IDirectSoundImpl *This)
  51 {
  52         DWORD sw;
  53
  54         sw = This->wfx.nChannels * (This->wfx.wBitsPerSample / 8);
  55         if (This->hwbuf) {
  56                 DWORD fraglen;
  57                 /* let fragment size approximate the timer delay */
  58                 fraglen = (This->wfx.nSamplesPerSec * DS_TIME_DEL / 1000) * sw;
  59                 /* reduce fragment size until an integer number of them fits in the buffer */
  60                 /* (FIXME: this may or may not be a good idea) */
  61                 while (This->buflen % fraglen) fraglen -= sw;
  62                 This->fraglen = fraglen;
  63                 TRACE("fraglen=%ld\n", This->fraglen);
  64         }
  65         /* calculate the 10ms write lead */
  66         This->writelead = (This->wfx.nSamplesPerSec / 100) * sw;
  67 }
  68
  69 static HRESULT DSOUND_PrimaryOpen(IDirectSoundImpl *This)
  70 {
  71         HRESULT err = DS_OK;
  72
  73         /* are we using waveOut stuff? */
  74         if (!This->hwbuf) {
  75                 LPBYTE newbuf;
  76                 DWORD buflen;
  77                 HRESULT merr = DS_OK;
  78                 /* Start in pause mode, to allow buffers to get filled */
  79                 waveOutPause(This->hwo);
  80                 if (This->state == STATE_PLAYING) This->state = STATE_STARTING;
  81                 else if (This->state == STATE_STOPPING) This->state = STATE_STOPPED;
  82                 /* use fragments of 10ms (1/100s) each (which should get us within
  83                  * the documented write cursor lead of 10-15ms) */
  84                 buflen = ((This->wfx.nAvgBytesPerSec / 100) & ~3) * DS_HEL_FRAGS;
  85                 TRACE("desired buflen=%ld, old buffer=%p\n", buflen, This->buffer);
  86                 /* reallocate emulated primary buffer */
  87                 newbuf = (LPBYTE)HeapReAlloc(GetProcessHeap(),0,This->buffer,buflen);
  88                 if (newbuf == NULL) {
  89                         ERR("failed to allocate primary buffer\n");
  90                         merr = DSERR_OUTOFMEMORY;
  91                         /* but the old buffer might still exist and must be re-prepared */
  92                 } else {
  93                         This->buffer = newbuf;
  94                         This->buflen = buflen;
  95                 }
  96                 if (This->buffer) {
  97                         unsigned c;
  98
  99                         This->fraglen = This->buflen / DS_HEL_FRAGS;
 100
 101                         /* prepare fragment headers */
 102                         for (c=0; c<DS_HEL_FRAGS; c++) {
 103                                 This->pwave[c]->lpData = This->buffer + c*This->fraglen;
 104                                 This->pwave[c]->dwBufferLength = This->fraglen;
 105                                 This->pwave[c]->dwUser = (DWORD)This;
 106                                 This->pwave[c]->dwFlags = 0;
 107                                 This->pwave[c]->dwLoops = 0;
 108                                 err = mmErr(waveOutPrepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR)));
 109                                 if (err != DS_OK) {
 110                                         while (c--)
 111                                                 waveOutUnprepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR));
 112                                         break;
 113                                 }
 114                         }
 115
 116                         This->pwplay = 0;
 117                         This->pwwrite = 0;
 118                         This->pwqueue = 0;
 119                         memset(This->buffer, (This->wfx.wBitsPerSample == 16) ? 0 : 128, This->buflen);
 120                         TRACE("fraglen=%ld\n", This->fraglen);
 121                         DSOUND_WaveQueue(This, (DWORD)-1);
 122                 }
 123                 if ((err == DS_OK) && (merr != DS_OK))
 124                         err = merr;
 125         }
 126         return err;
 127 }
 128
 129
 130 static void DSOUND_PrimaryClose(IDirectSoundImpl *This)
 131 {
 132         /* are we using waveOut stuff? */
 133         if (!This->hwbuf) {
 134                 unsigned c;
 135
 136                 This->pwqueue = (DWORD)-1; /* resetting queues */
 137                 waveOutReset(This->hwo);
 138                 for (c=0; c<DS_HEL_FRAGS; c++)
 139                         waveOutUnprepareHeader(This->hwo, This->pwave[c], sizeof(WAVEHDR));
 140                 This->pwqueue = 0;
 141         }
 142 }
 143
 144 HRESULT DSOUND_PrimaryCreate(IDirectSoundImpl *This)
 145 {
 146         HRESULT err = DS_OK;
 147
 148         This->buflen = This->wfx.nAvgBytesPerSec;
 149
 150         /* FIXME: verify that hardware capabilities (DSCAPS_PRIMARY flags) match */
 151
 152         if (This->driver) {
 153                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 154                                                   DSBCAPS_PRIMARYBUFFER,0,
 155                                                   &(This->buflen),&(This->buffer),
 156                                                   (LPVOID*)&(This->hwbuf));
 157         }
 158         if (!This->hwbuf) {
 159                 /* Allocate memory for HEL buffer headers */
 160                 unsigned c;
 161                 for (c=0; c<DS_HEL_FRAGS; c++) {
 162                         This->pwave[c] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEHDR));
 163                         if (!This->pwave[c]) {
 164                                 /* Argh, out of memory */
 165                                 while (c--) {
 166                                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 167                                 }
 168                                 err=DSERR_OUTOFMEMORY;
 169                                 break;
 170                         }
 171                 }
 172         }
 173         if (err == DS_OK)
 174                 err = DSOUND_PrimaryOpen(This);
 175         if (err != DS_OK)
 176                 return err;
 177         /* calculate fragment size and write lead */
 178         DSOUND_RecalcPrimary(This);
 179         This->state = STATE_STOPPED;
 180         return DS_OK;
 181 }
 182
 183 HRESULT DSOUND_PrimaryDestroy(IDirectSoundImpl *This)
 184 {
 185         DSOUND_PrimaryClose(This);
 186         if (This->hwbuf) {
 187                 if (IDsDriverBuffer_Release(This->hwbuf) == 0)
 188                         This->hwbuf = 0;
 189         } else {
 190                 unsigned c;
 191                 for (c=0; c<DS_HEL_FRAGS; c++) {
 192                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 193                 }
 194         }
 195         return DS_OK;
 196 }
 197
 198 HRESULT DSOUND_PrimaryPlay(IDirectSoundImpl *This)
 199 {
 200         HRESULT err = DS_OK;
 201         if (This->hwbuf)
 202                 err = IDsDriverBuffer_Play(This->hwbuf, 0, 0, DSBPLAY_LOOPING);
 203         else
 204                 err = mmErr(waveOutRestart(This->hwo));
 205         return err;
 206 }
 207
 208 HRESULT DSOUND_PrimaryStop(IDirectSoundImpl *This)
 209 {
 210         HRESULT err = DS_OK;
 211
 212         TRACE("\n");
 213
 214         if (This->hwbuf) {
 215                 err = IDsDriverBuffer_Stop(This->hwbuf);
 216                 if (err == DSERR_BUFFERLOST) {
 217                         DWORD flags = CALLBACK_FUNCTION;
 218                         if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
 219                                 flags |= WAVE_DIRECTSOUND;
 220                         /* Wine-only: the driver wants us to reopen the device */
 221                         /* FIXME: check for errors */
 222                         IDsDriverBuffer_Release(This->hwbuf);
 223                         waveOutClose(This->hwo);
 224                         This->hwo = 0;
 225                         err = mmErr(waveOutOpen(&(This->hwo), This->drvdesc.dnDevNode,
 226                                                 &(This->wfx), (DWORD)DSOUND_callback, (DWORD)This,
 227                                                 flags));
 228                         if (err == DS_OK)
 229                                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 230                                                                   DSBCAPS_PRIMARYBUFFER,0,
 231                                                                   &(This->buflen),&(This->buffer),
 232                                                                   (LPVOID)&(This->hwbuf));
 233                 }
 234         }
 235         else
 236                 err = mmErr(waveOutPause(This->hwo));
 237         return err;
 238 }
 239
 240 HRESULT DSOUND_PrimaryGetPosition(IDirectSoundImpl *This, LPDWORD playpos, LPDWORD writepos)
 241 {
 242         if (This->hwbuf) {
 243                 HRESULT err=IDsDriverBuffer_GetPosition(This->hwbuf,playpos,writepos);
 244                 if (err) return err;
 245         }
 246         else {
 247                 if (playpos) {
 248                         MMTIME mtime;
 249                         mtime.wType = TIME_BYTES;
 250                         waveOutGetPosition(This->hwo, &mtime, sizeof(mtime));
 251                         mtime.u.cb = mtime.u.cb % This->buflen;
 252                         *playpos = mtime.u.cb;
 253                 }
 254                 if (writepos) {
 255                         /* the writepos should only be used by apps with WRITEPRIMARY priority,
 256                          * in which case our software mixer is disabled anyway */
 257                         *writepos = (This->pwplay + ds_hel_margin) * This->fraglen;
 258                         while (*writepos >= This->buflen)
 259                                 *writepos -= This->buflen;
 260                 }
 261         }
 262         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 263         return DS_OK;
 264 }
 265
 266
 267 /*******************************************************************************
 268  *              IDirectSoundBuffer
 269  */
 270 /* This sets this format for the <em>Primary Buffer Only</em> */
 271 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 272 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 273         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX wfex
 274 ) {
 275         ICOM_THIS(PrimaryBufferImpl,iface);
 276         IDirectSoundImpl* dsound = This->dsound;
 277         IDirectSoundBufferImpl** dsb;
 278         HRESULT err = DS_OK;
 279         int                     i;
 280
 281         if (This->dsound->priolevel == DSSCL_NORMAL) {
 282                 TRACE("failed priority check!\n");
 283                 return DSERR_PRIOLEVELNEEDED;
 284         }
 285
 286         /* Let's be pedantic! */
 287         if (wfex == NULL) {
 288                 TRACE("wfex==NULL!\n");
 289                 return DSERR_INVALIDPARAM;
 290         }
 291         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
 292               "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 293               wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
 294               wfex->nAvgBytesPerSec, wfex->nBlockAlign,
 295               wfex->wBitsPerSample, wfex->cbSize);
 296
 297         if ((wfex->wFormatTag != WAVE_FORMAT_PCM) ||
 298             (wfex->nChannels < 1) || (wfex->nChannels > 2) ||
 299             (wfex->nSamplesPerSec < 1) ||
 300             ((wfex->wBitsPerSample != 8) && (wfex->wBitsPerSample != 16))) {
 301                 TRACE("unsupported format!\n");
 302                 return DSERR_INVALIDPARAM;
 303         }
 304
 305         /* **** */
 306         RtlAcquireResourceExclusive(&(dsound->lock), TRUE);
 307
 308         if (dsound->wfx.nSamplesPerSec != wfex->nSamplesPerSec) {
 309                 dsb = dsound->buffers;
 310                 for (i = 0; i < dsound->nrofbuffers; i++, dsb++) {
 311                         /* **** */
 312                         EnterCriticalSection(&((*dsb)->lock));
 313
 314                         (*dsb)->freqAdjust = ((*dsb)->freq << DSOUND_FREQSHIFT) /
 315                                 wfex->nSamplesPerSec;
 316
 317                         LeaveCriticalSection(&((*dsb)->lock));
 318                         /* **** */
 319                 }
 320         }
 321
 322         dsound->wfx.nSamplesPerSec = wfex->nSamplesPerSec;
 323         dsound->wfx.nChannels = wfex->nChannels;
 324         dsound->wfx.wBitsPerSample = wfex->wBitsPerSample;
 325         dsound->wfx.nBlockAlign = dsound->wfx.wBitsPerSample / 8 * dsound->wfx.nChannels;
 326         dsound->wfx.nAvgBytesPerSec =
 327                 dsound->wfx.nSamplesPerSec * dsound->wfx.nBlockAlign;
 328
 329         if (dsound->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMSETFORMAT) {
 330                 DWORD flags = CALLBACK_FUNCTION;
 331                 if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
 332                         flags |= WAVE_DIRECTSOUND;
 333                 /* FIXME: check for errors */
 334                 DSOUND_PrimaryClose(dsound);
 335                 waveOutClose(dsound->hwo);
 336                 dsound->hwo = 0;
 337                 err = mmErr(waveOutOpen(&(dsound->hwo), dsound->drvdesc.dnDevNode,
 338                                         &(dsound->wfx), (DWORD)DSOUND_callback, (DWORD)dsound,
 339                                         flags));
 340                 if (err == DS_OK)
 341                     DSOUND_PrimaryOpen(dsound);
 342         }
 343         if (dsound->hwbuf) {
 344                 err = IDsDriverBuffer_SetFormat(dsound->hwbuf, &(dsound->wfx));
 345                 if (err == DSERR_BUFFERLOST) {
 346                         /* Wine-only: the driver wants us to recreate the HW buffer */
 347                         IDsDriverBuffer_Release(dsound->hwbuf);
 348                         err = IDsDriver_CreateSoundBuffer(dsound->driver,&(dsound->wfx),
 349                                                           DSBCAPS_PRIMARYBUFFER,0,
 350                                                           &(dsound->buflen),&(dsound->buffer),
 351                                                           (LPVOID)&(dsound->hwbuf));
 352                         if (dsound->state == STATE_PLAYING) dsound->state = STATE_STARTING;
 353                         else if (dsound->state == STATE_STOPPING) dsound->state = STATE_STOPPED;
 354                 }
 355                 /* FIXME: should we set err back to DS_OK in all cases ? */
 356         }
 357         DSOUND_RecalcPrimary(dsound);
 358
 359         RtlReleaseResource(&(dsound->lock));
 360         /* **** */
 361
 362         return err;
 363 }
 364
 365 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 366         LPDIRECTSOUNDBUFFER8 iface,LONG vol
 367 ) {
 368         ICOM_THIS(PrimaryBufferImpl,iface);
 369         IDirectSoundImpl* dsound = This->dsound;
 370         LONG oldVol;
 371
 372         TRACE("(%p,%ld)\n",This,vol);
 373
 374         /* I'm not sure if we need this for primary buffer */
 375         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME))
 376                 return DSERR_CONTROLUNAVAIL;
 377
 378         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN))
 379                 return DSERR_INVALIDPARAM;
 380
 381         /* **** */
 382         EnterCriticalSection(&(dsound->mixlock));
 383
 384         oldVol = dsound->volpan.lVolume;
 385         dsound->volpan.lVolume = vol;
 386         DSOUND_RecalcVolPan(&dsound->volpan);
 387
 388         if (vol != oldVol) {
 389                 if (dsound->hwbuf) {
 390                         IDsDriverBuffer_SetVolumePan(dsound->hwbuf, &(dsound->volpan));
 391                 }
 392                 else {
 393 #if 0 /* should we really do this? */
 394                         /* the DS volume ranges from 0 (max, 0dB attenuation) to -10000 (min, 100dB attenuation) */
 395                         /* the MM volume ranges from 0 to 0xffff in an unspecified logarithmic scale */
 396                         WORD cvol = 0xffff + vol*6 + vol/2;
 397                         DWORD vol = cvol | ((DWORD)cvol << 16)
 398                         waveOutSetVolume(dsound->hwo, vol);
 399 #endif
 400                 }
 401         }
 402
 403         LeaveCriticalSection(&(dsound->mixlock));
 404         /* **** */
 405
 406         return DS_OK;
 407 }
 408
 409 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 410         LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
 411 ) {
 412         ICOM_THIS(PrimaryBufferImpl,iface);
 413         TRACE("(%p,%p)\n",This,vol);
 414
 415         if (vol == NULL)
 416                 return DSERR_INVALIDPARAM;
 417
 418         *vol = This->dsound->volpan.lVolume;
 419         return DS_OK;
 420 }
 421
 422 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 423         LPDIRECTSOUNDBUFFER8 iface,DWORD freq
 424 ) {
 425         ICOM_THIS(PrimaryBufferImpl,iface);
 426
 427         TRACE("(%p,%ld)\n",This,freq);
 428
 429         /* You cannot set the frequency of the primary buffer */
 430         return DSERR_CONTROLUNAVAIL;
 431 }
 432
 433 static HRESULT WINAPI PrimaryBufferImpl_Play(
 434         LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags
 435 ) {
 436         ICOM_THIS(PrimaryBufferImpl,iface);
 437         IDirectSoundImpl* dsound = This->dsound;
 438
 439         TRACE("(%p,%08lx,%08lx,%08lx)\n",
 440                 This,reserved1,reserved2,flags
 441         );
 442
 443         if (!(flags & DSBPLAY_LOOPING))
 444                 return DSERR_INVALIDPARAM;
 445
 446         /* **** */
 447         EnterCriticalSection(&(dsound->mixlock));
 448
 449         if (dsound->state == STATE_STOPPED)
 450                 dsound->state = STATE_STARTING;
 451         else if (dsound->state == STATE_STOPPING)
 452                 dsound->state = STATE_PLAYING;
 453
 454         LeaveCriticalSection(&(dsound->mixlock));
 455         /* **** */
 456
 457         return DS_OK;
 458 }
 459
 460 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
 461 {
 462         ICOM_THIS(PrimaryBufferImpl,iface);
 463         IDirectSoundImpl* dsound = This->dsound;
 464
 465         TRACE("(%p)\n",This);
 466
 467         /* **** */
 468         EnterCriticalSection(&(dsound->mixlock));
 469
 470         if (dsound->state == STATE_PLAYING)
 471                 dsound->state = STATE_STOPPING;
 472         else if (dsound->state == STATE_STARTING)
 473                 dsound->state = STATE_STOPPED;
 474
 475         LeaveCriticalSection(&(dsound->mixlock));
 476         /* **** */
 477
 478         return DS_OK;
 479 }
 480
 481 static DWORD WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface) {
 482         ICOM_THIS(PrimaryBufferImpl,iface);
 483         DWORD ref;
 484
 485         TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
 486
 487         ref = InterlockedIncrement(&(This->ref));
 488         if (!ref) {
 489                 FIXME("thread-safety alert! AddRef-ing with a zero refcount!\n");
 490         }
 491         return ref;
 492 }
 493 static DWORD WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface) {
 494         ICOM_THIS(PrimaryBufferImpl,iface);
 495         DWORD ref;
 496
 497         TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
 498
 499         ref = InterlockedDecrement(&(This->ref));
 500         if (ref) return ref;
 501
 502         IDirectSound_Release((LPDIRECTSOUND)This->dsound);
 503
 504 #if 0
 505         if (This->iks) {
 506                 HeapFree(GetProcessHeap(), 0, This->iks);
 507         }
 508 #endif
 509
 510         HeapFree(GetProcessHeap(),0,This);
 511
 512         return 0;
 513 }
 514
 515 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 516         LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
 517 ) {
 518         ICOM_THIS(PrimaryBufferImpl,iface);
 519         IDirectSoundImpl* dsound = This->dsound;
 520
 521         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 522         DSOUND_PrimaryGetPosition(dsound, playpos, writepos);
 523         if (writepos) {
 524                 if (dsound->state != STATE_STOPPED)
 525                         /* apply the documented 10ms lead to writepos */
 526                         *writepos += dsound->writelead;
 527                 while (*writepos >= dsound->buflen) *writepos -= dsound->buflen;
 528         }
 529         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 530         return DS_OK;
 531 }
 532
 533 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 534         LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
 535 ) {
 536         ICOM_THIS(PrimaryBufferImpl,iface);
 537         TRACE("(%p,%p), thread is %lx\n",This,status,GetCurrentThreadId());
 538
 539         if (status == NULL)
 540                 return DSERR_INVALIDPARAM;
 541
 542         *status = 0;
 543         if ((This->dsound->state == STATE_STARTING) ||
 544             (This->dsound->state == STATE_PLAYING))
 545                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 546
 547         TRACE("status=%lx\n", *status);
 548         return DS_OK;
 549 }
 550
 551
 552 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 553         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX lpwf,DWORD wfsize,LPDWORD wfwritten
 554 ) {
 555         ICOM_THIS(PrimaryBufferImpl,iface);
 556         TRACE("(%p,%p,%ld,%p)\n",This,lpwf,wfsize,wfwritten);
 557
 558         if (wfsize>sizeof(This->dsound->wfx))
 559                 wfsize = sizeof(This->dsound->wfx);
 560         if (lpwf) {     /* NULL is valid */
 561                 memcpy(lpwf,&(This->dsound->wfx),wfsize);
 562                 if (wfwritten)
 563                         *wfwritten = wfsize;
 564         } else
 565                 if (wfwritten)
 566                         *wfwritten = sizeof(This->dsound->wfx);
 567                 else
 568                         return DSERR_INVALIDPARAM;
 569
 570         return DS_OK;
 571 }
 572
 573 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 574         LPDIRECTSOUNDBUFFER8 iface,DWORD writecursor,DWORD writebytes,LPVOID lplpaudioptr1,LPDWORD audiobytes1,LPVOID lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 575 ) {
 576         ICOM_THIS(PrimaryBufferImpl,iface);
 577         IDirectSoundImpl* dsound = This->dsound;
 578
 579         TRACE("(%p,%ld,%ld,%p,%p,%p,%p,0x%08lx) at %ld\n",
 580                 This,
 581                 writecursor,
 582                 writebytes,
 583                 lplpaudioptr1,
 584                 audiobytes1,
 585                 lplpaudioptr2,
 586                 audiobytes2,
 587                 flags,
 588                 GetTickCount()
 589         );
 590
 591         if (dsound->priolevel != DSSCL_WRITEPRIMARY)
 592                 return DSERR_PRIOLEVELNEEDED;
 593
 594         if (flags & DSBLOCK_FROMWRITECURSOR) {
 595                 DWORD writepos;
 596                 /* GetCurrentPosition does too much magic to duplicate here */
 597                 IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writepos);
 598                 writecursor += writepos;
 599         }
 600         while (writecursor >= dsound->buflen)
 601                 writecursor -= dsound->buflen;
 602         if (flags & DSBLOCK_ENTIREBUFFER)
 603                 writebytes = dsound->buflen;
 604         if (writebytes > dsound->buflen)
 605                 writebytes = dsound->buflen;
 606
 607         assert(audiobytes1!=audiobytes2);
 608         assert(lplpaudioptr1!=lplpaudioptr2);
 609
 610         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 611                 IDsDriverBuffer_Lock(dsound->hwbuf,
 612                                      lplpaudioptr1, audiobytes1,
 613                                      lplpaudioptr2, audiobytes2,
 614                                      writecursor, writebytes,
 615                                      0);
 616         }
 617         else {
 618                 if (writecursor+writebytes <= dsound->buflen) {
 619                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 620                         *audiobytes1 = writebytes;
 621                         if (lplpaudioptr2)
 622                                 *(LPBYTE*)lplpaudioptr2 = NULL;
 623                         if (audiobytes2)
 624                                 *audiobytes2 = 0;
 625                         TRACE("->%ld.0\n",writebytes);
 626                 } else {
 627                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 628                         *audiobytes1 = dsound->buflen-writecursor;
 629                         if (lplpaudioptr2)
 630                                 *(LPBYTE*)lplpaudioptr2 = dsound->buffer;
 631                         if (audiobytes2)
 632                                 *audiobytes2 = writebytes-(dsound->buflen-writecursor);
 633                         TRACE("->%ld.%ld\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 634                 }
 635         }
 636         return DS_OK;
 637 }
 638
 639 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 640         LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
 641 ) {
 642         ICOM_THIS(PrimaryBufferImpl,iface);
 643         TRACE("(%p,%ld)\n",This,newpos);
 644
 645         /* You cannot set the position of the primary buffer */
 646         return DSERR_INVALIDCALL;
 647 }
 648
 649 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 650         LPDIRECTSOUNDBUFFER8 iface,LONG pan
 651 ) {
 652         ICOM_THIS(PrimaryBufferImpl,iface);
 653         TRACE("(%p,%ld)\n",This,pan);
 654
 655         /* You cannot set the pan of the primary buffer */
 656         return DSERR_CONTROLUNAVAIL;
 657 }
 658
 659 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 660         LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
 661 ) {
 662         ICOM_THIS(PrimaryBufferImpl,iface);
 663         TRACE("(%p,%p)\n",This,pan);
 664
 665         if (pan == NULL)
 666                 return DSERR_INVALIDPARAM;
 667
 668         *pan = This->dsound->volpan.lPan;
 669
 670         return DS_OK;
 671 }
 672
 673 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
 674         LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
 675 ) {
 676         ICOM_THIS(PrimaryBufferImpl,iface);
 677         IDirectSoundImpl* dsound = This->dsound;
 678
 679         TRACE("(%p,%p,%ld,%p,%ld):stub\n", This,p1,x1,p2,x2);
 680
 681         if (dsound->priolevel != DSSCL_WRITEPRIMARY)
 682                 return DSERR_PRIOLEVELNEEDED;
 683
 684         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 685                 IDsDriverBuffer_Unlock(dsound->hwbuf, p1, x1, p2, x2);
 686         }
 687
 688         return DS_OK;
 689 }
 690
 691 static HRESULT WINAPI PrimaryBufferImpl_Restore(
 692         LPDIRECTSOUNDBUFFER8 iface
 693 ) {
 694         ICOM_THIS(PrimaryBufferImpl,iface);
 695         FIXME("(%p):stub\n",This);
 696         return DS_OK;
 697 }
 698
 699 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
 700         LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
 701 ) {
 702         ICOM_THIS(PrimaryBufferImpl,iface);
 703         TRACE("(%p,%p)\n",This,freq);
 704
 705         if (freq == NULL)
 706                 return DSERR_INVALIDPARAM;
 707
 708         *freq = This->dsound->wfx.nSamplesPerSec;
 709         TRACE("-> %ld\n", *freq);
 710
 711         return DS_OK;
 712 }
 713
 714 static HRESULT WINAPI PrimaryBufferImpl_SetFX(
 715         LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
 716 ) {
 717         ICOM_THIS(PrimaryBufferImpl,iface);
 718         DWORD u;
 719
 720         FIXME("(%p,%lu,%p,%p): stub\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
 721
 722         if (pdwResultCodes)
 723                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 724
 725         return DSERR_CONTROLUNAVAIL;
 726 }
 727
 728 static HRESULT WINAPI PrimaryBufferImpl_AcquireResources(
 729         LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes
 730 ) {
 731         ICOM_THIS(PrimaryBufferImpl,iface);
 732         DWORD u;
 733
 734         FIXME("(%p,%08lu,%lu,%p): stub\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
 735
 736         if (pdwResultCodes)
 737                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 738
 739         return DSERR_CONTROLUNAVAIL;
 740 }
 741
 742 static HRESULT WINAPI PrimaryBufferImpl_GetObjectInPath(
 743         LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject
 744 ) {
 745         ICOM_THIS(PrimaryBufferImpl,iface);
 746
 747         FIXME("(%p,%s,%lu,%s,%p): stub\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
 748
 749         return DSERR_CONTROLUNAVAIL;
 750 }
 751
 752 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
 753         LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND8 dsound,LPDSBUFFERDESC dbsd
 754 ) {
 755         ICOM_THIS(PrimaryBufferImpl,iface);
 756         FIXME("(%p,%p,%p):stub\n",This,dsound,dbsd);
 757         DPRINTF("Re-Init!!!\n");
 758         return DSERR_ALREADYINITIALIZED;
 759 }
 760
 761 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
 762         LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps
 763 ) {
 764         ICOM_THIS(PrimaryBufferImpl,iface);
 765         TRACE("(%p)->(%p)\n",This,caps);
 766
 767         if (caps == NULL || caps->dwSize!=sizeof(*caps))
 768                 return DSERR_INVALIDPARAM;
 769
 770         caps->dwFlags = This->dsbd.dwFlags;
 771         if (This->dsound->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
 772         else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
 773
 774         caps->dwBufferBytes = This->dsound->buflen;
 775
 776         /* This value represents the speed of the "unlock" command.
 777            As unlock is quite fast (it does not do anything), I put
 778            4096 ko/s = 4 Mo / s */
 779         /* FIXME: hwbuf speed */
 780         caps->dwUnlockTransferRate = 4096;
 781         caps->dwPlayCpuOverhead = 0;
 782
 783         return DS_OK;
 784 }
 785
 786 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
 787         LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj
 788 ) {
 789         ICOM_THIS(PrimaryBufferImpl,iface);
 790
 791         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 792
 793         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 794                 ERR("app requested IDirectSoundNotify on primary buffer\n");
 795                 /* should we support this? */
 796                 *ppobj = NULL;
 797                 return E_FAIL;
 798         }
 799
 800         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
 801                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
 802                 *ppobj = NULL;
 803                 return E_NOINTERFACE;
 804         }
 805
 806         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
 807                 if (!This->dsound->listener)
 808                         IDirectSound3DListenerImpl_Create(This, &This->dsound->listener);
 809                 *ppobj = This->dsound->listener;
 810                 if (This->dsound->listener) {
 811                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
 812                         return DS_OK;
 813                 }
 814                 return E_FAIL;
 815         }
 816
 817         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
 818 #if 0
 819                 if (!This->iks)
 820                         IKsPropertySetImpl_Create(This, &This->iks);
 821                 *ppobj = This->iks;
 822                 if (*ppobj) {
 823                         IKsPropertySet_AddRef((LPKSPROPERTYSET)*ppobj);
 824                         return S_OK;
 825                 }
 826                 return E_FAIL;
 827 #else
 828                 FIXME("app requested IKsPropertySet on primary buffer\n");
 829                 *ppobj = NULL;
 830                 return E_FAIL;
 831 #endif
 832         }
 833
 834         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
 835
 836         *ppobj = NULL;
 837
 838         return E_NOINTERFACE;
 839 }
 840
 841 static ICOM_VTABLE(IDirectSoundBuffer8) dspbvt =
 842 {
 843         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 844         PrimaryBufferImpl_QueryInterface,
 845         PrimaryBufferImpl_AddRef,
 846         PrimaryBufferImpl_Release,
 847         PrimaryBufferImpl_GetCaps,
 848         PrimaryBufferImpl_GetCurrentPosition,
 849         PrimaryBufferImpl_GetFormat,
 850         PrimaryBufferImpl_GetVolume,
 851         PrimaryBufferImpl_GetPan,
 852         PrimaryBufferImpl_GetFrequency,
 853         PrimaryBufferImpl_GetStatus,
 854         PrimaryBufferImpl_Initialize,
 855         PrimaryBufferImpl_Lock,
 856         PrimaryBufferImpl_Play,
 857         PrimaryBufferImpl_SetCurrentPosition,
 858         PrimaryBufferImpl_SetFormat,
 859         PrimaryBufferImpl_SetVolume,
 860         PrimaryBufferImpl_SetPan,
 861         PrimaryBufferImpl_SetFrequency,
 862         PrimaryBufferImpl_Stop,
 863         PrimaryBufferImpl_Unlock,
 864         PrimaryBufferImpl_Restore,
 865         PrimaryBufferImpl_SetFX,
 866         PrimaryBufferImpl_AcquireResources,
 867         PrimaryBufferImpl_GetObjectInPath
 868 };
 869
 870 HRESULT WINAPI PrimaryBuffer_Create(
 871         IDirectSoundImpl *This,
 872         PrimaryBufferImpl **pdsb,
 873         LPDSBUFFERDESC dsbd)
 874 {
 875         PrimaryBufferImpl *dsb;
 876
 877         if (dsbd->lpwfxFormat)
 878                 return DSERR_INVALIDPARAM;
 879
 880         dsb = (PrimaryBufferImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
 881         dsb->ref = 1;
 882         dsb->dsound = This;
 883         ICOM_VTBL(dsb) = &dspbvt;
 884
 885         memcpy(&dsb->dsbd, dsbd, sizeof(*dsbd));
 886
 887         TRACE("Created primary buffer at %p\n", dsb);
 888
 889         if (dsbd->dwFlags & DSBCAPS_CTRL3D) {
 890                 /* FIXME: IDirectSound3DListener */
 891         }
 892
 893         IDirectSound8_AddRef((LPDIRECTSOUND8)This);
 894
 895         *pdsb = dsb;
 896         return S_OK;
 897 }