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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 <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         TRACE("(%p)\n",This);
  54
  55         sw = This->wfx.nChannels * (This->wfx.wBitsPerSample / 8);
  56         if (This->hwbuf) {
  57                 DWORD fraglen;
  58                 /* let fragment size approximate the timer delay */
  59                 fraglen = (This->wfx.nSamplesPerSec * DS_TIME_DEL / 1000) * sw;
  60                 /* reduce fragment size until an integer number of them fits in the buffer */
  61                 /* (FIXME: this may or may not be a good idea) */
  62                 while (This->buflen % fraglen) fraglen -= sw;
  63                 This->fraglen = fraglen;
  64                 TRACE("fraglen=%ld\n", This->fraglen);
  65         }
  66         /* calculate the 10ms write lead */
  67         This->writelead = (This->wfx.nSamplesPerSec / 100) * sw;
  68 }
  69
  70 static HRESULT DSOUND_PrimaryOpen(IDirectSoundImpl *This)
  71 {
  72         HRESULT err = DS_OK;
  73         TRACE("(%p)\n",This);
  74
  75         /* are we using waveOut stuff? */
  76         if (!This->hwbuf) {
  77                 LPBYTE newbuf;
  78                 DWORD buflen;
  79                 HRESULT merr = DS_OK;
  80                 /* Start in pause mode, to allow buffers to get filled */
  81                 waveOutPause(This->hwo);
  82                 if (This->state == STATE_PLAYING) This->state = STATE_STARTING;
  83                 else if (This->state == STATE_STOPPING) This->state = STATE_STOPPED;
  84                 /* use fragments of 10ms (1/100s) each (which should get us within
  85                  * the documented write cursor lead of 10-15ms) */
  86                 buflen = ((This->wfx.nAvgBytesPerSec / 100) & ~3) * DS_HEL_FRAGS;
  87                 TRACE("desired buflen=%ld, old buffer=%p\n", buflen, This->buffer);
  88                 /* reallocate emulated primary buffer */
  89                 newbuf = (LPBYTE)HeapReAlloc(GetProcessHeap(),0,This->buffer,buflen);
  90                 if (newbuf == NULL) {
  91                         ERR("failed to allocate primary buffer\n");
  92                         merr = DSERR_OUTOFMEMORY;
  93                         /* but the old buffer might still exist and must be re-prepared */
  94                 } else {
  95                         This->buffer = newbuf;
  96                         This->buflen = buflen;
  97                 }
  98                 if (This->buffer) {
  99                         unsigned c;
 100
 101                         This->fraglen = This->buflen / DS_HEL_FRAGS;
 102
 103                         /* prepare fragment headers */
 104                         for (c=0; c<DS_HEL_FRAGS; c++) {
 105                                 This->pwave[c]->lpData = This->buffer + c*This->fraglen;
 106                                 This->pwave[c]->dwBufferLength = This->fraglen;
 107                                 This->pwave[c]->dwUser = (DWORD)This;
 108                                 This->pwave[c]->dwFlags = 0;
 109                                 This->pwave[c]->dwLoops = 0;
 110                                 err = mmErr(waveOutPrepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR)));
 111                                 if (err != DS_OK) {
 112                                         while (c--)
 113                                                 waveOutUnprepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR));
 114                                         break;
 115                                 }
 116                         }
 117
 118                         This->pwplay = 0;
 119                         This->pwwrite = 0;
 120                         This->pwqueue = 0;
 121                         memset(This->buffer, (This->wfx.wBitsPerSample == 16) ? 0 : 128, This->buflen);
 122                         TRACE("fraglen=%ld\n", This->fraglen);
 123                         DSOUND_WaveQueue(This, (DWORD)-1);
 124                 }
 125                 if ((err == DS_OK) && (merr != DS_OK))
 126                         err = merr;
 127         }
 128         return err;
 129 }
 130
 131
 132 static void DSOUND_PrimaryClose(IDirectSoundImpl *This)
 133 {
 134         TRACE("(%p)\n",This);
 135
 136         /* are we using waveOut stuff? */
 137         if (!This->hwbuf) {
 138                 unsigned c;
 139
 140                 This->pwqueue = (DWORD)-1; /* resetting queues */
 141                 waveOutReset(This->hwo);
 142                 for (c=0; c<DS_HEL_FRAGS; c++)
 143                         waveOutUnprepareHeader(This->hwo, This->pwave[c], sizeof(WAVEHDR));
 144                 This->pwqueue = 0;
 145         }
 146 }
 147
 148 HRESULT DSOUND_PrimaryCreate(IDirectSoundImpl *This)
 149 {
 150         HRESULT err = DS_OK;
 151         TRACE("(%p)\n",This);
 152
 153         This->buflen = This->wfx.nAvgBytesPerSec;
 154
 155         /* FIXME: verify that hardware capabilities (DSCAPS_PRIMARY flags) match */
 156
 157         if (This->driver) {
 158                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 159                                                   DSBCAPS_PRIMARYBUFFER,0,
 160                                                   &(This->buflen),&(This->buffer),
 161                                                   (LPVOID*)&(This->hwbuf));
 162         }
 163         if (!This->hwbuf) {
 164                 /* Allocate memory for HEL buffer headers */
 165                 unsigned c;
 166                 for (c=0; c<DS_HEL_FRAGS; c++) {
 167                         This->pwave[c] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEHDR));
 168                         if (!This->pwave[c]) {
 169                                 /* Argh, out of memory */
 170                                 while (c--) {
 171                                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 172                                 }
 173                                 err=DSERR_OUTOFMEMORY;
 174                                 break;
 175                         }
 176                 }
 177         }
 178         if (err == DS_OK)
 179                 err = DSOUND_PrimaryOpen(This);
 180         if (err != DS_OK)
 181                 return err;
 182         /* calculate fragment size and write lead */
 183         DSOUND_RecalcPrimary(This);
 184         This->state = STATE_STOPPED;
 185         return DS_OK;
 186 }
 187
 188 HRESULT DSOUND_PrimaryDestroy(IDirectSoundImpl *This)
 189 {
 190         TRACE("(%p)\n",This);
 191
 192         DSOUND_PrimaryClose(This);
 193         if (This->hwbuf) {
 194                 if (IDsDriverBuffer_Release(This->hwbuf) == 0)
 195                         This->hwbuf = 0;
 196         } else {
 197                 unsigned c;
 198                 for (c=0; c<DS_HEL_FRAGS; c++) {
 199                         HeapFree(GetProcessHeap(),0,This->pwave[c]);
 200                 }
 201         }
 202         return DS_OK;
 203 }
 204
 205 HRESULT DSOUND_PrimaryPlay(IDirectSoundImpl *This)
 206 {
 207         HRESULT err = DS_OK;
 208         TRACE("(%p)\n",This);
 209
 210         if (This->hwbuf)
 211                 err = IDsDriverBuffer_Play(This->hwbuf, 0, 0, DSBPLAY_LOOPING);
 212         else
 213                 err = mmErr(waveOutRestart(This->hwo));
 214         return err;
 215 }
 216
 217 HRESULT DSOUND_PrimaryStop(IDirectSoundImpl *This)
 218 {
 219         HRESULT err = DS_OK;
 220         TRACE("(%p)\n",This);
 221
 222         if (This->hwbuf) {
 223                 err = IDsDriverBuffer_Stop(This->hwbuf);
 224                 if (err == DSERR_BUFFERLOST) {
 225                         DWORD flags = CALLBACK_FUNCTION;
 226                         if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
 227                                 flags |= WAVE_DIRECTSOUND;
 228                         /* Wine-only: the driver wants us to reopen the device */
 229                         /* FIXME: check for errors */
 230                         IDsDriverBuffer_Release(This->hwbuf);
 231                         waveOutClose(This->hwo);
 232                         This->hwo = 0;
 233                         err = mmErr(waveOutOpen(&(This->hwo), This->drvdesc.dnDevNode,
 234                                                 &(This->wfx), (DWORD)DSOUND_callback, (DWORD)This,
 235                                                 flags));
 236                         if (err == DS_OK)
 237                                 err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
 238                                                                   DSBCAPS_PRIMARYBUFFER,0,
 239                                                                   &(This->buflen),&(This->buffer),
 240                                                                   (LPVOID)&(This->hwbuf));
 241                 }
 242         }
 243         else
 244                 err = mmErr(waveOutPause(This->hwo));
 245         return err;
 246 }
 247
 248 HRESULT DSOUND_PrimaryGetPosition(IDirectSoundImpl *This, LPDWORD playpos, LPDWORD writepos)
 249 {
 250         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 251
 252         if (This->hwbuf) {
 253                 HRESULT err=IDsDriverBuffer_GetPosition(This->hwbuf,playpos,writepos);
 254                 if (err) return err;
 255         }
 256         else {
 257                 if (playpos) {
 258                         MMTIME mtime;
 259                         mtime.wType = TIME_BYTES;
 260                         waveOutGetPosition(This->hwo, &mtime, sizeof(mtime));
 261                         mtime.u.cb = mtime.u.cb % This->buflen;
 262                         *playpos = mtime.u.cb;
 263                 }
 264                 if (writepos) {
 265                         /* the writepos should only be used by apps with WRITEPRIMARY priority,
 266                          * in which case our software mixer is disabled anyway */
 267                         *writepos = (This->pwplay + ds_hel_margin) * This->fraglen;
 268                         while (*writepos >= This->buflen)
 269                                 *writepos -= This->buflen;
 270                 }
 271         }
 272         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 273         return DS_OK;
 274 }
 275
 276
 277 /*******************************************************************************
 278  *              IDirectSoundBuffer
 279  */
 280 /* This sets this format for the <em>Primary Buffer Only</em> */
 281 /* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
 282 static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
 283         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX wfex
 284 ) {
 285         ICOM_THIS(PrimaryBufferImpl,iface);
 286         IDirectSoundImpl* dsound = This->dsound;
 287         IDirectSoundBufferImpl** dsb;
 288         HRESULT err = DS_OK;
 289         int                     i;
 290         TRACE("(%p,%p)\n",This,wfex);
 291
 292         if (This->dsound->priolevel == DSSCL_NORMAL) {
 293                 TRACE("failed priority check!\n");
 294                 return DSERR_PRIOLEVELNEEDED;
 295         }
 296
 297         /* Let's be pedantic! */
 298         if (wfex == NULL) {
 299                 TRACE("wfex==NULL!\n");
 300                 return DSERR_INVALIDPARAM;
 301         }
 302         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
 303               "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 304               wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
 305               wfex->nAvgBytesPerSec, wfex->nBlockAlign,
 306               wfex->wBitsPerSample, wfex->cbSize);
 307
 308         if ((wfex->wFormatTag != WAVE_FORMAT_PCM) ||
 309             (wfex->nChannels < 1) || (wfex->nChannels > 2) ||
 310             (wfex->nSamplesPerSec < 1) ||
 311             ((wfex->wBitsPerSample != 8) && (wfex->wBitsPerSample != 16))) {
 312                 TRACE("unsupported format!\n");
 313                 return DSERR_INVALIDPARAM;
 314         }
 315
 316         /* **** */
 317         RtlAcquireResourceExclusive(&(dsound->lock), TRUE);
 318
 319         if (dsound->wfx.nSamplesPerSec != wfex->nSamplesPerSec) {
 320                 dsb = dsound->buffers;
 321                 for (i = 0; i < dsound->nrofbuffers; i++, dsb++) {
 322                         /* **** */
 323                         EnterCriticalSection(&((*dsb)->lock));
 324
 325                         (*dsb)->freqAdjust = ((*dsb)->freq << DSOUND_FREQSHIFT) /
 326                                 wfex->nSamplesPerSec;
 327
 328                         LeaveCriticalSection(&((*dsb)->lock));
 329                         /* **** */
 330                 }
 331         }
 332
 333         dsound->wfx.nSamplesPerSec = wfex->nSamplesPerSec;
 334         dsound->wfx.nChannels = wfex->nChannels;
 335         dsound->wfx.wBitsPerSample = wfex->wBitsPerSample;
 336         dsound->wfx.nBlockAlign = dsound->wfx.wBitsPerSample / 8 * dsound->wfx.nChannels;
 337         dsound->wfx.nAvgBytesPerSec =
 338                 dsound->wfx.nSamplesPerSec * dsound->wfx.nBlockAlign;
 339
 340         if (dsound->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMSETFORMAT) {
 341                 DWORD flags = CALLBACK_FUNCTION;
 342                 if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
 343                         flags |= WAVE_DIRECTSOUND;
 344                 /* FIXME: check for errors */
 345                 DSOUND_PrimaryClose(dsound);
 346                 waveOutClose(dsound->hwo);
 347                 dsound->hwo = 0;
 348                 err = mmErr(waveOutOpen(&(dsound->hwo), dsound->drvdesc.dnDevNode,
 349                                         &(dsound->wfx), (DWORD)DSOUND_callback, (DWORD)dsound,
 350                                         flags));
 351                 if (err == DS_OK)
 352                     DSOUND_PrimaryOpen(dsound);
 353         }
 354         if (dsound->hwbuf) {
 355                 err = IDsDriverBuffer_SetFormat(dsound->hwbuf, &(dsound->wfx));
 356                 if (err == DSERR_BUFFERLOST) {
 357                         /* Wine-only: the driver wants us to recreate the HW buffer */
 358                         IDsDriverBuffer_Release(dsound->hwbuf);
 359                         err = IDsDriver_CreateSoundBuffer(dsound->driver,&(dsound->wfx),
 360                                                           DSBCAPS_PRIMARYBUFFER,0,
 361                                                           &(dsound->buflen),&(dsound->buffer),
 362                                                           (LPVOID)&(dsound->hwbuf));
 363                         if (dsound->state == STATE_PLAYING) dsound->state = STATE_STARTING;
 364                         else if (dsound->state == STATE_STOPPING) dsound->state = STATE_STOPPED;
 365                 }
 366                 /* FIXME: should we set err back to DS_OK in all cases ? */
 367         }
 368         DSOUND_RecalcPrimary(dsound);
 369
 370         RtlReleaseResource(&(dsound->lock));
 371         /* **** */
 372
 373         return err;
 374 }
 375
 376 static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
 377         LPDIRECTSOUNDBUFFER8 iface,LONG vol
 378 ) {
 379         ICOM_THIS(PrimaryBufferImpl,iface);
 380         IDirectSoundImpl* dsound = This->dsound;
 381         LONG oldVol;
 382
 383         TRACE("(%p,%ld)\n",This,vol);
 384
 385         /* I'm not sure if we need this for primary buffer */
 386         if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME))
 387                 return DSERR_CONTROLUNAVAIL;
 388
 389         if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN))
 390                 return DSERR_INVALIDPARAM;
 391
 392         /* **** */
 393         EnterCriticalSection(&(dsound->mixlock));
 394
 395         oldVol = dsound->volpan.lVolume;
 396         dsound->volpan.lVolume = vol;
 397         DSOUND_RecalcVolPan(&dsound->volpan);
 398
 399         if (vol != oldVol) {
 400                 if (dsound->hwbuf) {
 401                         IDsDriverBuffer_SetVolumePan(dsound->hwbuf, &(dsound->volpan));
 402                 }
 403                 else {
 404 #if 0 /* should we really do this? */
 405                         /* the DS volume ranges from 0 (max, 0dB attenuation) to -10000 (min, 100dB attenuation) */
 406                         /* the MM volume ranges from 0 to 0xffff in an unspecified logarithmic scale */
 407                         WORD cvol = 0xffff + vol*6 + vol/2;
 408                         DWORD vol = cvol | ((DWORD)cvol << 16)
 409                         waveOutSetVolume(dsound->hwo, vol);
 410 #endif
 411                 }
 412         }
 413
 414         LeaveCriticalSection(&(dsound->mixlock));
 415         /* **** */
 416
 417         return DS_OK;
 418 }
 419
 420 static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
 421         LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
 422 ) {
 423         ICOM_THIS(PrimaryBufferImpl,iface);
 424         TRACE("(%p,%p)\n",This,vol);
 425
 426         if (vol == NULL)
 427                 return DSERR_INVALIDPARAM;
 428
 429         *vol = This->dsound->volpan.lVolume;
 430         return DS_OK;
 431 }
 432
 433 static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
 434         LPDIRECTSOUNDBUFFER8 iface,DWORD freq
 435 ) {
 436         ICOM_THIS(PrimaryBufferImpl,iface);
 437
 438         TRACE("(%p,%ld)\n",This,freq);
 439
 440         /* You cannot set the frequency of the primary buffer */
 441         return DSERR_CONTROLUNAVAIL;
 442 }
 443
 444 static HRESULT WINAPI PrimaryBufferImpl_Play(
 445         LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags
 446 ) {
 447         ICOM_THIS(PrimaryBufferImpl,iface);
 448         IDirectSoundImpl* dsound = This->dsound;
 449
 450         TRACE("(%p,%08lx,%08lx,%08lx)\n",
 451                 This,reserved1,reserved2,flags
 452         );
 453
 454         if (!(flags & DSBPLAY_LOOPING))
 455                 return DSERR_INVALIDPARAM;
 456
 457         /* **** */
 458         EnterCriticalSection(&(dsound->mixlock));
 459
 460         if (dsound->state == STATE_STOPPED)
 461                 dsound->state = STATE_STARTING;
 462         else if (dsound->state == STATE_STOPPING)
 463                 dsound->state = STATE_PLAYING;
 464
 465         LeaveCriticalSection(&(dsound->mixlock));
 466         /* **** */
 467
 468         return DS_OK;
 469 }
 470
 471 static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
 472 {
 473         ICOM_THIS(PrimaryBufferImpl,iface);
 474         IDirectSoundImpl* dsound = This->dsound;
 475
 476         TRACE("(%p)\n",This);
 477
 478         /* **** */
 479         EnterCriticalSection(&(dsound->mixlock));
 480
 481         if (dsound->state == STATE_PLAYING)
 482                 dsound->state = STATE_STOPPING;
 483         else if (dsound->state == STATE_STARTING)
 484                 dsound->state = STATE_STOPPED;
 485
 486         LeaveCriticalSection(&(dsound->mixlock));
 487         /* **** */
 488
 489         return DS_OK;
 490 }
 491
 492 static DWORD WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface) {
 493         ICOM_THIS(PrimaryBufferImpl,iface);
 494         DWORD ref;
 495
 496         TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
 497
 498         ref = InterlockedIncrement(&(This->ref));
 499         if (!ref) {
 500                 FIXME("thread-safety alert! AddRef-ing with a zero refcount!\n");
 501         }
 502         return ref;
 503 }
 504 static DWORD WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface) {
 505         ICOM_THIS(PrimaryBufferImpl,iface);
 506         DWORD ref;
 507
 508         TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
 509
 510         ref = InterlockedDecrement(&(This->ref));
 511         if (ref) return ref;
 512
 513         IDirectSound_Release((LPDIRECTSOUND)This->dsound);
 514
 515 #if 0
 516         if (This->iks) {
 517                 HeapFree(GetProcessHeap(), 0, This->iks);
 518         }
 519 #endif
 520
 521         HeapFree(GetProcessHeap(),0,This);
 522
 523         return 0;
 524 }
 525
 526 static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
 527         LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
 528 ) {
 529         ICOM_THIS(PrimaryBufferImpl,iface);
 530         IDirectSoundImpl* dsound = This->dsound;
 531
 532         TRACE("(%p,%p,%p)\n",This,playpos,writepos);
 533         DSOUND_PrimaryGetPosition(dsound, playpos, writepos);
 534         if (writepos) {
 535                 if (dsound->state != STATE_STOPPED)
 536                         /* apply the documented 10ms lead to writepos */
 537                         *writepos += dsound->writelead;
 538                 while (*writepos >= dsound->buflen) *writepos -= dsound->buflen;
 539         }
 540         TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
 541         return DS_OK;
 542 }
 543
 544 static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
 545         LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
 546 ) {
 547         ICOM_THIS(PrimaryBufferImpl,iface);
 548         TRACE("(%p,%p), thread is %lx\n",This,status,GetCurrentThreadId());
 549
 550         if (status == NULL)
 551                 return DSERR_INVALIDPARAM;
 552
 553         *status = 0;
 554         if ((This->dsound->state == STATE_STARTING) ||
 555             (This->dsound->state == STATE_PLAYING))
 556                 *status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
 557
 558         TRACE("status=%lx\n", *status);
 559         return DS_OK;
 560 }
 561
 562
 563 static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
 564         LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX lpwf,DWORD wfsize,LPDWORD wfwritten
 565 ) {
 566         ICOM_THIS(PrimaryBufferImpl,iface);
 567         TRACE("(%p,%p,%ld,%p)\n",This,lpwf,wfsize,wfwritten);
 568
 569         if (wfsize>sizeof(This->dsound->wfx))
 570                 wfsize = sizeof(This->dsound->wfx);
 571         if (lpwf) {     /* NULL is valid */
 572                 memcpy(lpwf,&(This->dsound->wfx),wfsize);
 573                 if (wfwritten)
 574                         *wfwritten = wfsize;
 575         } else
 576                 if (wfwritten)
 577                         *wfwritten = sizeof(This->dsound->wfx);
 578                 else
 579                         return DSERR_INVALIDPARAM;
 580
 581         return DS_OK;
 582 }
 583
 584 static HRESULT WINAPI PrimaryBufferImpl_Lock(
 585         LPDIRECTSOUNDBUFFER8 iface,DWORD writecursor,DWORD writebytes,LPVOID lplpaudioptr1,LPDWORD audiobytes1,LPVOID lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
 586 ) {
 587         ICOM_THIS(PrimaryBufferImpl,iface);
 588         IDirectSoundImpl* dsound = This->dsound;
 589
 590         TRACE("(%p,%ld,%ld,%p,%p,%p,%p,0x%08lx) at %ld\n",
 591                 This,
 592                 writecursor,
 593                 writebytes,
 594                 lplpaudioptr1,
 595                 audiobytes1,
 596                 lplpaudioptr2,
 597                 audiobytes2,
 598                 flags,
 599                 GetTickCount()
 600         );
 601
 602         if (dsound->priolevel != DSSCL_WRITEPRIMARY)
 603                 return DSERR_PRIOLEVELNEEDED;
 604
 605         if (flags & DSBLOCK_FROMWRITECURSOR) {
 606                 DWORD writepos;
 607                 /* GetCurrentPosition does too much magic to duplicate here */
 608                 IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writepos);
 609                 writecursor += writepos;
 610         }
 611         while (writecursor >= dsound->buflen)
 612                 writecursor -= dsound->buflen;
 613         if (flags & DSBLOCK_ENTIREBUFFER)
 614                 writebytes = dsound->buflen;
 615         if (writebytes > dsound->buflen)
 616                 writebytes = dsound->buflen;
 617
 618         assert(audiobytes1!=audiobytes2);
 619         assert(lplpaudioptr1!=lplpaudioptr2);
 620
 621         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 622                 IDsDriverBuffer_Lock(dsound->hwbuf,
 623                                      lplpaudioptr1, audiobytes1,
 624                                      lplpaudioptr2, audiobytes2,
 625                                      writecursor, writebytes,
 626                                      0);
 627         }
 628         else {
 629                 if (writecursor+writebytes <= dsound->buflen) {
 630                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 631                         *audiobytes1 = writebytes;
 632                         if (lplpaudioptr2)
 633                                 *(LPBYTE*)lplpaudioptr2 = NULL;
 634                         if (audiobytes2)
 635                                 *audiobytes2 = 0;
 636                         TRACE("->%ld.0\n",writebytes);
 637                 } else {
 638                         *(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
 639                         *audiobytes1 = dsound->buflen-writecursor;
 640                         if (lplpaudioptr2)
 641                                 *(LPBYTE*)lplpaudioptr2 = dsound->buffer;
 642                         if (audiobytes2)
 643                                 *audiobytes2 = writebytes-(dsound->buflen-writecursor);
 644                         TRACE("->%ld.%ld\n",*audiobytes1,audiobytes2?*audiobytes2:0);
 645                 }
 646         }
 647         return DS_OK;
 648 }
 649
 650 static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
 651         LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
 652 ) {
 653         ICOM_THIS(PrimaryBufferImpl,iface);
 654         TRACE("(%p,%ld)\n",This,newpos);
 655
 656         /* You cannot set the position of the primary buffer */
 657         return DSERR_INVALIDCALL;
 658 }
 659
 660 static HRESULT WINAPI PrimaryBufferImpl_SetPan(
 661         LPDIRECTSOUNDBUFFER8 iface,LONG pan
 662 ) {
 663         ICOM_THIS(PrimaryBufferImpl,iface);
 664         TRACE("(%p,%ld)\n",This,pan);
 665
 666         /* You cannot set the pan of the primary buffer */
 667         return DSERR_CONTROLUNAVAIL;
 668 }
 669
 670 static HRESULT WINAPI PrimaryBufferImpl_GetPan(
 671         LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
 672 ) {
 673         ICOM_THIS(PrimaryBufferImpl,iface);
 674         TRACE("(%p,%p)\n",This,pan);
 675
 676         if (pan == NULL)
 677                 return DSERR_INVALIDPARAM;
 678
 679         *pan = This->dsound->volpan.lPan;
 680
 681         return DS_OK;
 682 }
 683
 684 static HRESULT WINAPI PrimaryBufferImpl_Unlock(
 685         LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
 686 ) {
 687         ICOM_THIS(PrimaryBufferImpl,iface);
 688         IDirectSoundImpl* dsound = This->dsound;
 689
 690         TRACE("(%p,%p,%ld,%p,%ld):stub\n", This,p1,x1,p2,x2);
 691
 692         if (dsound->priolevel != DSSCL_WRITEPRIMARY)
 693                 return DSERR_PRIOLEVELNEEDED;
 694
 695         if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
 696                 IDsDriverBuffer_Unlock(dsound->hwbuf, p1, x1, p2, x2);
 697         }
 698
 699         return DS_OK;
 700 }
 701
 702 static HRESULT WINAPI PrimaryBufferImpl_Restore(
 703         LPDIRECTSOUNDBUFFER8 iface
 704 ) {
 705         ICOM_THIS(PrimaryBufferImpl,iface);
 706         FIXME("(%p):stub\n",This);
 707         return DS_OK;
 708 }
 709
 710 static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
 711         LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
 712 ) {
 713         ICOM_THIS(PrimaryBufferImpl,iface);
 714         TRACE("(%p,%p)\n",This,freq);
 715
 716         if (freq == NULL)
 717                 return DSERR_INVALIDPARAM;
 718
 719         *freq = This->dsound->wfx.nSamplesPerSec;
 720         TRACE("-> %ld\n", *freq);
 721
 722         return DS_OK;
 723 }
 724
 725 static HRESULT WINAPI PrimaryBufferImpl_SetFX(
 726         LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
 727 ) {
 728         ICOM_THIS(PrimaryBufferImpl,iface);
 729         DWORD u;
 730
 731         FIXME("(%p,%lu,%p,%p): stub\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
 732
 733         if (pdwResultCodes)
 734                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 735
 736         return DSERR_CONTROLUNAVAIL;
 737 }
 738
 739 static HRESULT WINAPI PrimaryBufferImpl_AcquireResources(
 740         LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes
 741 ) {
 742         ICOM_THIS(PrimaryBufferImpl,iface);
 743         DWORD u;
 744
 745         FIXME("(%p,%08lu,%lu,%p): stub\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
 746
 747         if (pdwResultCodes)
 748                 for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
 749
 750         return DSERR_CONTROLUNAVAIL;
 751 }
 752
 753 static HRESULT WINAPI PrimaryBufferImpl_GetObjectInPath(
 754         LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject
 755 ) {
 756         ICOM_THIS(PrimaryBufferImpl,iface);
 757
 758         FIXME("(%p,%s,%lu,%s,%p): stub\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
 759
 760         return DSERR_CONTROLUNAVAIL;
 761 }
 762
 763 static HRESULT WINAPI PrimaryBufferImpl_Initialize(
 764         LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND8 dsound,LPDSBUFFERDESC dbsd
 765 ) {
 766         ICOM_THIS(PrimaryBufferImpl,iface);
 767         FIXME("(%p,%p,%p):stub\n",This,dsound,dbsd);
 768         DPRINTF("Re-Init!!!\n");
 769         return DSERR_ALREADYINITIALIZED;
 770 }
 771
 772 static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
 773         LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps
 774 ) {
 775         ICOM_THIS(PrimaryBufferImpl,iface);
 776         TRACE("(%p)->(%p)\n",This,caps);
 777
 778         if (caps == NULL || caps->dwSize!=sizeof(*caps))
 779                 return DSERR_INVALIDPARAM;
 780
 781         caps->dwFlags = This->dsbd.dwFlags;
 782         if (This->dsound->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
 783         else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
 784
 785         caps->dwBufferBytes = This->dsound->buflen;
 786
 787         /* This value represents the speed of the "unlock" command.
 788            As unlock is quite fast (it does not do anything), I put
 789            4096 ko/s = 4 Mo / s */
 790         /* FIXME: hwbuf speed */
 791         caps->dwUnlockTransferRate = 4096;
 792         caps->dwPlayCpuOverhead = 0;
 793
 794         return DS_OK;
 795 }
 796
 797 static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
 798         LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj
 799 ) {
 800         ICOM_THIS(PrimaryBufferImpl,iface);
 801
 802         TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
 803
 804         if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
 805                 ERR("app requested IDirectSoundNotify on primary buffer\n");
 806                 /* should we support this? */
 807                 *ppobj = NULL;
 808                 return E_FAIL;
 809         }
 810
 811         if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
 812                 ERR("app requested IDirectSound3DBuffer on primary buffer\n");
 813                 *ppobj = NULL;
 814                 return E_NOINTERFACE;
 815         }
 816
 817         if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
 818                 if (!This->dsound->listener)
 819                         IDirectSound3DListenerImpl_Create(This, &This->dsound->listener);
 820                 *ppobj = This->dsound->listener;
 821                 if (This->dsound->listener) {
 822                         IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
 823                         return DS_OK;
 824                 }
 825                 return E_FAIL;
 826         }
 827
 828         if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
 829 #if 0
 830                 if (!This->iks)
 831                         IKsPropertySetImpl_Create(This, &This->iks);
 832                 *ppobj = This->iks;
 833                 if (*ppobj) {
 834                         IKsPropertySet_AddRef((LPKSPROPERTYSET)*ppobj);
 835                         return S_OK;
 836                 }
 837                 return E_FAIL;
 838 #else
 839                 FIXME("app requested IKsPropertySet on primary buffer\n");
 840                 *ppobj = NULL;
 841                 return E_FAIL;
 842 #endif
 843         }
 844
 845         FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
 846
 847         *ppobj = NULL;
 848
 849         return E_NOINTERFACE;
 850 }
 851
 852 static ICOM_VTABLE(IDirectSoundBuffer8) dspbvt =
 853 {
 854         ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
 855         PrimaryBufferImpl_QueryInterface,
 856         PrimaryBufferImpl_AddRef,
 857         PrimaryBufferImpl_Release,
 858         PrimaryBufferImpl_GetCaps,
 859         PrimaryBufferImpl_GetCurrentPosition,
 860         PrimaryBufferImpl_GetFormat,
 861         PrimaryBufferImpl_GetVolume,
 862         PrimaryBufferImpl_GetPan,
 863         PrimaryBufferImpl_GetFrequency,
 864         PrimaryBufferImpl_GetStatus,
 865         PrimaryBufferImpl_Initialize,
 866         PrimaryBufferImpl_Lock,
 867         PrimaryBufferImpl_Play,
 868         PrimaryBufferImpl_SetCurrentPosition,
 869         PrimaryBufferImpl_SetFormat,
 870         PrimaryBufferImpl_SetVolume,
 871         PrimaryBufferImpl_SetPan,
 872         PrimaryBufferImpl_SetFrequency,
 873         PrimaryBufferImpl_Stop,
 874         PrimaryBufferImpl_Unlock,
 875         PrimaryBufferImpl_Restore,
 876         PrimaryBufferImpl_SetFX,
 877         PrimaryBufferImpl_AcquireResources,
 878         PrimaryBufferImpl_GetObjectInPath
 879 };
 880
 881 HRESULT WINAPI PrimaryBuffer_Create(
 882         IDirectSoundImpl *This,
 883         PrimaryBufferImpl **pdsb,
 884         LPDSBUFFERDESC dsbd)
 885 {
 886         PrimaryBufferImpl *dsb;
 887
 888         TRACE("%p,%p,%p)\n",This,pdsb,dsbd);
 889
 890         if (dsbd->lpwfxFormat)
 891                 return DSERR_INVALIDPARAM;
 892
 893         dsb = (PrimaryBufferImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
 894         dsb->ref = 1;
 895         dsb->dsound = This;
 896         dsb->lpVtbl = &dspbvt;
 897
 898         memcpy(&dsb->dsbd, dsbd, sizeof(*dsbd));
 899
 900         TRACE("Created primary buffer at %p\n", dsb);
 901         TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
 902                 "bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
 903                 This->wfx.wFormatTag, This->wfx.nChannels, This->wfx.nSamplesPerSec,
 904                 This->wfx.nAvgBytesPerSec, This->wfx.nBlockAlign,
 905                 This->wfx.wBitsPerSample, This->wfx.cbSize);
 906
 907         if (dsbd->dwFlags & DSBCAPS_CTRL3D) {
 908                 /* FIXME: IDirectSound3DListener */
 909         }
 910
 911         IDirectSound8_AddRef((LPDIRECTSOUND8)This);
 912
 913         *pdsb = dsb;
 914         return S_OK;
 915 }