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Sweden-Number/dlls/dsound/primary.c

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/* DirectSound
*
* Copyright 1998 Marcus Meissner
* Copyright 1998 Rob Riggs
* Copyright 2000-2002 TransGaming Technologies, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include <assert.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/fcntl.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdlib.h>
#include <string.h>
#include <math.h> /* Insomnia - pow() function */
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.h"
#include "mmsystem.h"
#include "winternl.h"
#include "mmddk.h"
#include "wine/windef16.h"
#include "wine/debug.h"
#include "dsound.h"
#include "dsdriver.h"
#include "dsound_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(dsound);
void DSOUND_RecalcPrimary(IDirectSoundImpl *This)
{
DWORD sw;
TRACE("(%p)\n",This);
sw = This->wfx.nChannels * (This->wfx.wBitsPerSample / 8);
if (This->hwbuf) {
DWORD fraglen;
/* let fragment size approximate the timer delay */
fraglen = (This->wfx.nSamplesPerSec * DS_TIME_DEL / 1000) * sw;
/* reduce fragment size until an integer number of them fits in the buffer */
/* (FIXME: this may or may not be a good idea) */
while (This->buflen % fraglen) fraglen -= sw;
This->fraglen = fraglen;
TRACE("fraglen=%ld\n", This->fraglen);
}
/* calculate the 10ms write lead */
This->writelead = (This->wfx.nSamplesPerSec / 100) * sw;
}
static HRESULT DSOUND_PrimaryOpen(IDirectSoundImpl *This)
{
HRESULT err = DS_OK;
TRACE("(%p)\n",This);
/* are we using waveOut stuff? */
if (!This->hwbuf) {
LPBYTE newbuf;
DWORD buflen;
HRESULT merr = DS_OK;
/* Start in pause mode, to allow buffers to get filled */
waveOutPause(This->hwo);
if (This->state == STATE_PLAYING) This->state = STATE_STARTING;
else if (This->state == STATE_STOPPING) This->state = STATE_STOPPED;
/* use fragments of 10ms (1/100s) each (which should get us within
* the documented write cursor lead of 10-15ms) */
buflen = ((This->wfx.nAvgBytesPerSec / 100) & ~3) * DS_HEL_FRAGS;
TRACE("desired buflen=%ld, old buffer=%p\n", buflen, This->buffer);
/* reallocate emulated primary buffer */
newbuf = (LPBYTE)HeapReAlloc(GetProcessHeap(),0,This->buffer,buflen);
if (newbuf == NULL) {
ERR("failed to allocate primary buffer\n");
merr = DSERR_OUTOFMEMORY;
/* but the old buffer might still exist and must be re-prepared */
} else {
This->buffer = newbuf;
This->buflen = buflen;
}
if (This->buffer) {
unsigned c;
This->fraglen = This->buflen / DS_HEL_FRAGS;
/* prepare fragment headers */
for (c=0; c<DS_HEL_FRAGS; c++) {
This->pwave[c]->lpData = This->buffer + c*This->fraglen;
This->pwave[c]->dwBufferLength = This->fraglen;
This->pwave[c]->dwUser = (DWORD)This;
This->pwave[c]->dwFlags = 0;
This->pwave[c]->dwLoops = 0;
err = mmErr(waveOutPrepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR)));
if (err != DS_OK) {
while (c--)
waveOutUnprepareHeader(This->hwo,This->pwave[c],sizeof(WAVEHDR));
break;
}
}
This->pwplay = 0;
This->pwwrite = 0;
This->pwqueue = 0;
This->playpos = 0;
This->mixpos = 0;
memset(This->buffer, (This->wfx.wBitsPerSample == 16) ? 0 : 128, This->buflen);
TRACE("fraglen=%ld\n", This->fraglen);
DSOUND_WaveQueue(This, (DWORD)-1);
}
if ((err == DS_OK) && (merr != DS_OK))
err = merr;
}
return err;
}
static void DSOUND_PrimaryClose(IDirectSoundImpl *This)
{
TRACE("(%p)\n",This);
/* are we using waveOut stuff? */
if (!This->hwbuf) {
unsigned c;
This->pwqueue = (DWORD)-1; /* resetting queues */
waveOutReset(This->hwo);
for (c=0; c<DS_HEL_FRAGS; c++)
waveOutUnprepareHeader(This->hwo, This->pwave[c], sizeof(WAVEHDR));
This->pwqueue = 0;
}
}
HRESULT DSOUND_PrimaryCreate(IDirectSoundImpl *This)
{
HRESULT err = DS_OK;
TRACE("(%p)\n",This);
This->buflen = This->wfx.nAvgBytesPerSec;
/* FIXME: verify that hardware capabilities (DSCAPS_PRIMARY flags) match */
if (This->driver) {
err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
DSBCAPS_PRIMARYBUFFER,0,
&(This->buflen),&(This->buffer),
(LPVOID*)&(This->hwbuf));
if (err != DS_OK) {
WARN("IDsDriver_CreateSoundBuffer failed\n");
return err;
}
}
if (!This->hwbuf) {
/* Allocate memory for HEL buffer headers */
unsigned c;
for (c=0; c<DS_HEL_FRAGS; c++) {
This->pwave[c] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEHDR));
if (!This->pwave[c]) {
/* Argh, out of memory */
while (c--) {
HeapFree(GetProcessHeap(),0,This->pwave[c]);
}
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
}
}
err = DSOUND_PrimaryOpen(This);
if (err != DS_OK) {
WARN("DSOUND_PrimaryOpen failed\n");
return err;
}
/* calculate fragment size and write lead */
DSOUND_RecalcPrimary(This);
This->state = STATE_STOPPED;
return DS_OK;
}
HRESULT DSOUND_PrimaryDestroy(IDirectSoundImpl *This)
{
TRACE("(%p)\n",This);
DSOUND_PrimaryClose(This);
if (This->hwbuf) {
if (IDsDriverBuffer_Release(This->hwbuf) == 0)
This->hwbuf = 0;
} else {
unsigned c;
for (c=0; c<DS_HEL_FRAGS; c++) {
HeapFree(GetProcessHeap(),0,This->pwave[c]);
}
}
return DS_OK;
}
HRESULT DSOUND_PrimaryPlay(IDirectSoundImpl *This)
{
HRESULT err = DS_OK;
TRACE("(%p)\n",This);
if (This->hwbuf) {
err = IDsDriverBuffer_Play(This->hwbuf, 0, 0, DSBPLAY_LOOPING);
if (err != DS_OK)
WARN("IDsDriverBuffer_Play failed\n");
} else {
err = mmErr(waveOutRestart(This->hwo));
if (err != DS_OK)
WARN("waveOutRestart failed\n");
}
return err;
}
HRESULT DSOUND_PrimaryStop(IDirectSoundImpl *This)
{
HRESULT err = DS_OK;
TRACE("(%p)\n",This);
if (This->hwbuf) {
err = IDsDriverBuffer_Stop(This->hwbuf);
if (err == DSERR_BUFFERLOST) {
DWORD flags = CALLBACK_FUNCTION;
if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
flags |= WAVE_DIRECTSOUND;
/* Wine-only: the driver wants us to reopen the device */
/* FIXME: check for errors */
IDsDriverBuffer_Release(This->hwbuf);
waveOutClose(This->hwo);
This->hwo = 0;
err = mmErr(waveOutOpen(&(This->hwo), This->drvdesc.dnDevNode,
&(This->wfx), (DWORD)DSOUND_callback, (DWORD)This,
flags));
if (err == DS_OK) {
err = IDsDriver_CreateSoundBuffer(This->driver,&(This->wfx),
DSBCAPS_PRIMARYBUFFER,0,
&(This->buflen),&(This->buffer),
(LPVOID)&(This->hwbuf));
if (err != DS_OK)
WARN("IDsDriver_CreateSoundBuffer failed\n");
} else {
WARN("waveOutOpen failed\n");
}
} else if (err != DS_OK) {
WARN("IDsDriverBuffer_Stop failed\n");
}
} else {
err = mmErr(waveOutPause(This->hwo));
if (err != DS_OK)
WARN("waveOutPause failed\n");
}
return err;
}
HRESULT DSOUND_PrimaryGetPosition(IDirectSoundImpl *This, LPDWORD playpos, LPDWORD writepos)
{
TRACE("(%p,%p,%p)\n",This,playpos,writepos);
if (This->hwbuf) {
HRESULT err=IDsDriverBuffer_GetPosition(This->hwbuf,playpos,writepos);
if (err) {
WARN("IDsDriverBuffer_GetPosition failed\n");
return err;
}
}
else {
if (playpos) {
MMTIME mtime;
mtime.wType = TIME_BYTES;
waveOutGetPosition(This->hwo, &mtime, sizeof(mtime));
mtime.u.cb = mtime.u.cb % This->buflen;
*playpos = mtime.u.cb;
}
if (writepos) {
/* the writepos should only be used by apps with WRITEPRIMARY priority,
* in which case our software mixer is disabled anyway */
*writepos = (This->pwplay + ds_hel_margin) * This->fraglen;
while (*writepos >= This->buflen)
*writepos -= This->buflen;
}
}
TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
return DS_OK;
}
/*******************************************************************************
* IDirectSoundBuffer
*/
/* This sets this format for the <em>Primary Buffer Only</em> */
/* See file:///cdrom/sdk52/docs/worddoc/dsound.doc page 120 */
static HRESULT WINAPI PrimaryBufferImpl_SetFormat(
LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX wfex
) {
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
IDirectSoundBufferImpl** dsb;
HRESULT err = DS_OK;
int i;
TRACE("(%p,%p)\n",This,wfex);
if (This->dsound->priolevel == DSSCL_NORMAL) {
WARN("failed priority check!\n");
return DSERR_PRIOLEVELNEEDED;
}
/* Let's be pedantic! */
if (wfex == NULL) {
WARN("invalid parameter: wfex==NULL!\n");
return DSERR_INVALIDPARAM;
}
TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
"bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
wfex->nAvgBytesPerSec, wfex->nBlockAlign,
wfex->wBitsPerSample, wfex->cbSize);
if ((wfex->wFormatTag != WAVE_FORMAT_PCM) ||
(wfex->nChannels < 1) || (wfex->nChannels > 2) ||
(wfex->nSamplesPerSec < 1) ||
((wfex->wBitsPerSample != 8) && (wfex->wBitsPerSample != 16))) {
WARN("invalid paramemer: unsupported format!\n");
return DSERR_INVALIDPARAM;
}
/* **** */
RtlAcquireResourceExclusive(&(dsound->lock), TRUE);
if (dsound->wfx.nSamplesPerSec != wfex->nSamplesPerSec) {
dsb = dsound->buffers;
for (i = 0; i < dsound->nrofbuffers; i++, dsb++) {
/* **** */
EnterCriticalSection(&((*dsb)->lock));
(*dsb)->freqAdjust = ((*dsb)->freq << DSOUND_FREQSHIFT) /
wfex->nSamplesPerSec;
LeaveCriticalSection(&((*dsb)->lock));
/* **** */
}
}
dsound->wfx.nSamplesPerSec = wfex->nSamplesPerSec;
dsound->wfx.nChannels = wfex->nChannels;
dsound->wfx.wBitsPerSample = wfex->wBitsPerSample;
dsound->wfx.nBlockAlign = dsound->wfx.wBitsPerSample / 8 * dsound->wfx.nChannels;
dsound->wfx.nAvgBytesPerSec =
dsound->wfx.nSamplesPerSec * dsound->wfx.nBlockAlign;
if (dsound->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMSETFORMAT) {
DWORD flags = CALLBACK_FUNCTION;
if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
flags |= WAVE_DIRECTSOUND;
/* FIXME: check for errors */
DSOUND_PrimaryClose(dsound);
waveOutClose(dsound->hwo);
dsound->hwo = 0;
err = mmErr(waveOutOpen(&(dsound->hwo), dsound->drvdesc.dnDevNode,
&(dsound->wfx), (DWORD)DSOUND_callback, (DWORD)dsound,
flags));
if (err == DS_OK) {
err = DSOUND_PrimaryOpen(dsound);
if (err != DS_OK) {
WARN("DSOUND_PrimaryOpen failed\n");
RtlReleaseResource(&(dsound->lock));
return err;
}
} else {
WARN("waveOutOpen failed\n");
RtlReleaseResource(&(dsound->lock));
return err;
}
}
if (dsound->hwbuf) {
err = IDsDriverBuffer_SetFormat(dsound->hwbuf, &(dsound->wfx));
if (err == DSERR_BUFFERLOST) {
/* Wine-only: the driver wants us to recreate the HW buffer */
IDsDriverBuffer_Release(dsound->hwbuf);
err = IDsDriver_CreateSoundBuffer(dsound->driver,&(dsound->wfx),
DSBCAPS_PRIMARYBUFFER,0,
&(dsound->buflen),&(dsound->buffer),
(LPVOID)&(dsound->hwbuf));
if (err != DS_OK) {
WARN("IDsDriver_CreateSoundBuffer failed\n");
RtlReleaseResource(&(dsound->lock));
return err;
}
if (dsound->state == STATE_PLAYING) dsound->state = STATE_STARTING;
else if (dsound->state == STATE_STOPPING) dsound->state = STATE_STOPPED;
} else {
WARN("IDsDriverBuffer_SetFormat failed\n");
RtlReleaseResource(&(dsound->lock));
return err;
}
/* FIXME: should we set err back to DS_OK in all cases ? */
}
DSOUND_RecalcPrimary(dsound);
RtlReleaseResource(&(dsound->lock));
/* **** */
return err;
}
static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
LPDIRECTSOUNDBUFFER8 iface,LONG vol
) {
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
LONG oldVol;
TRACE("(%p,%ld)\n",This,vol);
/* I'm not sure if we need this for primary buffer */
if (!(This->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
if ((vol > DSBVOLUME_MAX) || (vol < DSBVOLUME_MIN)) {
WARN("invalid parameter: vol = %ld\n", vol);
return DSERR_INVALIDPARAM;
}
/* **** */
EnterCriticalSection(&(dsound->mixlock));
oldVol = dsound->volpan.lVolume;
dsound->volpan.lVolume = vol;
DSOUND_RecalcVolPan(&dsound->volpan);
if (vol != oldVol) {
if (dsound->hwbuf) {
HRESULT hres;
hres = IDsDriverBuffer_SetVolumePan(dsound->hwbuf, &(dsound->volpan));
if (hres != DS_OK) {
LeaveCriticalSection(&(dsound->mixlock));
WARN("IDsDriverBuffer_SetVolumePan failed\n");
return hres;
}
}
else {
#if 0 /* should we really do this? */
/* the DS volume ranges from 0 (max, 0dB attenuation) to -10000 (min, 100dB attenuation) */
/* the MM volume ranges from 0 to 0xffff in an unspecified logarithmic scale */
WORD cvol = 0xffff + vol*6 + vol/2;
DWORD vol = cvol | ((DWORD)cvol << 16)
waveOutSetVolume(dsound->hwo, vol);
#endif
}
}
LeaveCriticalSection(&(dsound->mixlock));
/* **** */
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%p)\n",This,vol);
if (vol == NULL) {
WARN("invalid parameter: vol = NULL\n");
return DSERR_INVALIDPARAM;
}
*vol = This->dsound->volpan.lVolume;
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
LPDIRECTSOUNDBUFFER8 iface,DWORD freq
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%ld)\n",This,freq);
/* You cannot set the frequency of the primary buffer */
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
static HRESULT WINAPI PrimaryBufferImpl_Play(
LPDIRECTSOUNDBUFFER8 iface,DWORD reserved1,DWORD reserved2,DWORD flags
) {
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
TRACE("(%p,%08lx,%08lx,%08lx)\n",
This,reserved1,reserved2,flags
);
if (!(flags & DSBPLAY_LOOPING)) {
WARN("invalid parameter: flags = %08lx\n", flags);
return DSERR_INVALIDPARAM;
}
/* **** */
EnterCriticalSection(&(dsound->mixlock));
if (dsound->state == STATE_STOPPED)
dsound->state = STATE_STARTING;
else if (dsound->state == STATE_STOPPING)
dsound->state = STATE_PLAYING;
LeaveCriticalSection(&(dsound->mixlock));
/* **** */
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
{
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
TRACE("(%p)\n",This);
/* **** */
EnterCriticalSection(&(dsound->mixlock));
if (dsound->state == STATE_PLAYING)
dsound->state = STATE_STOPPING;
else if (dsound->state == STATE_STARTING)
dsound->state = STATE_STOPPED;
LeaveCriticalSection(&(dsound->mixlock));
/* **** */
return DS_OK;
}
static DWORD WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface) {
ICOM_THIS(PrimaryBufferImpl,iface);
DWORD ref;
TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
ref = InterlockedIncrement(&(This->ref));
if (!ref) {
FIXME("thread-safety alert! AddRef-ing with a zero refcount!\n");
}
return ref;
}
static DWORD WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface) {
ICOM_THIS(PrimaryBufferImpl,iface);
DWORD ref;
TRACE("(%p) ref was %ld, thread is %lx\n",This, This->ref, GetCurrentThreadId());
ref = InterlockedDecrement(&(This->ref));
if (ref == 0) {
IDirectSound_Release((LPDIRECTSOUND)This->dsound);
if (This->dsound->listener) {
IDirectSound3DListener_Release((LPDIRECTSOUND3DLISTENER)This->dsound->listener);
This->dsound->listener = NULL;
}
HeapFree(GetProcessHeap(),0,This);
}
return ref;
}
static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
) {
HRESULT hres;
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
TRACE("(%p,%p,%p)\n",This,playpos,writepos);
hres = DSOUND_PrimaryGetPosition(dsound, playpos, writepos);
if (hres != DS_OK) {
WARN("DSOUND_PrimaryGetPosition failed\n");
return hres;
}
if (writepos) {
if (dsound->state != STATE_STOPPED)
/* apply the documented 10ms lead to writepos */
*writepos += dsound->writelead;
while (*writepos >= dsound->buflen) *writepos -= dsound->buflen;
}
TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, This, GetTickCount());
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%p), thread is %lx\n",This,status,GetCurrentThreadId());
if (status == NULL) {
WARN("invalid parameter: status == NULL\n");
return DSERR_INVALIDPARAM;
}
*status = 0;
if ((This->dsound->state == STATE_STARTING) ||
(This->dsound->state == STATE_PLAYING))
*status |= DSBSTATUS_PLAYING | DSBSTATUS_LOOPING;
TRACE("status=%lx\n", *status);
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_GetFormat(
LPDIRECTSOUNDBUFFER8 iface,LPWAVEFORMATEX lpwf,DWORD wfsize,LPDWORD wfwritten
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%p,%ld,%p)\n",This,lpwf,wfsize,wfwritten);
if (wfsize>sizeof(This->dsound->wfx))
wfsize = sizeof(This->dsound->wfx);
if (lpwf) { /* NULL is valid */
memcpy(lpwf,&(This->dsound->wfx),wfsize);
if (wfwritten)
*wfwritten = wfsize;
} else {
if (wfwritten)
*wfwritten = sizeof(This->dsound->wfx);
else {
WARN("invalid parameter: wfwritten == NULL\n");
return DSERR_INVALIDPARAM;
}
}
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_Lock(
LPDIRECTSOUNDBUFFER8 iface,DWORD writecursor,DWORD writebytes,LPVOID lplpaudioptr1,LPDWORD audiobytes1,LPVOID lplpaudioptr2,LPDWORD audiobytes2,DWORD flags
) {
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
TRACE("(%p,%ld,%ld,%p,%p,%p,%p,0x%08lx) at %ld\n",
This,
writecursor,
writebytes,
lplpaudioptr1,
audiobytes1,
lplpaudioptr2,
audiobytes2,
flags,
GetTickCount()
);
if (dsound->priolevel != DSSCL_WRITEPRIMARY) {
WARN("failed priority check!\n");
return DSERR_PRIOLEVELNEEDED;
}
if (flags & DSBLOCK_FROMWRITECURSOR) {
DWORD writepos;
HRESULT hres;
/* GetCurrentPosition does too much magic to duplicate here */
hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writepos);
if (hres != DS_OK) {
WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
return hres;
}
writecursor += writepos;
}
while (writecursor >= dsound->buflen)
writecursor -= dsound->buflen;
if (flags & DSBLOCK_ENTIREBUFFER)
writebytes = dsound->buflen;
if (writebytes > dsound->buflen)
writebytes = dsound->buflen;
assert(audiobytes1!=audiobytes2);
assert(lplpaudioptr1!=lplpaudioptr2);
if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
HRESULT hres;
hres = IDsDriverBuffer_Lock(dsound->hwbuf,
lplpaudioptr1, audiobytes1,
lplpaudioptr2, audiobytes2,
writecursor, writebytes,
0);
if (hres != DS_OK) {
WARN("IDsDriverBuffer_Lock failed\n");
return hres;
}
} else {
if (writecursor+writebytes <= dsound->buflen) {
*(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
*audiobytes1 = writebytes;
if (lplpaudioptr2)
*(LPBYTE*)lplpaudioptr2 = NULL;
if (audiobytes2)
*audiobytes2 = 0;
TRACE("->%ld.0\n",writebytes);
} else {
*(LPBYTE*)lplpaudioptr1 = dsound->buffer+writecursor;
*audiobytes1 = dsound->buflen-writecursor;
if (lplpaudioptr2)
*(LPBYTE*)lplpaudioptr2 = dsound->buffer;
if (audiobytes2)
*audiobytes2 = writebytes-(dsound->buflen-writecursor);
TRACE("->%ld.%ld\n",*audiobytes1,audiobytes2?*audiobytes2:0);
}
}
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%ld)\n",This,newpos);
/* You cannot set the position of the primary buffer */
WARN("invalid call\n");
return DSERR_INVALIDCALL;
}
static HRESULT WINAPI PrimaryBufferImpl_SetPan(
LPDIRECTSOUNDBUFFER8 iface,LONG pan
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%ld)\n",This,pan);
/* You cannot set the pan of the primary buffer */
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
static HRESULT WINAPI PrimaryBufferImpl_GetPan(
LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%p)\n",This,pan);
if (pan == NULL) {
WARN("invalid parameter: pan == NULL\n");
return DSERR_INVALIDPARAM;
}
*pan = This->dsound->volpan.lPan;
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_Unlock(
LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
) {
ICOM_THIS(PrimaryBufferImpl,iface);
IDirectSoundImpl* dsound = This->dsound;
TRACE("(%p,%p,%ld,%p,%ld):stub\n", This,p1,x1,p2,x2);
if (dsound->priolevel != DSSCL_WRITEPRIMARY) {
WARN("failed priority check!\n");
return DSERR_PRIOLEVELNEEDED;
}
if (!(dsound->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && dsound->hwbuf) {
HRESULT hres;
hres = IDsDriverBuffer_Unlock(dsound->hwbuf, p1, x1, p2, x2);
if (hres != DS_OK) {
WARN("IDsDriverBuffer_Unlock failed\n");
return hres;
}
}
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_Restore(
LPDIRECTSOUNDBUFFER8 iface
) {
ICOM_THIS(PrimaryBufferImpl,iface);
FIXME("(%p):stub\n",This);
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%p)\n",This,freq);
if (freq == NULL) {
WARN("invalid parameter: freq == NULL\n");
return DSERR_INVALIDPARAM;
}
*freq = This->dsound->wfx.nSamplesPerSec;
TRACE("-> %ld\n", *freq);
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_SetFX(
LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
) {
ICOM_THIS(PrimaryBufferImpl,iface);
DWORD u;
FIXME("(%p,%lu,%p,%p): stub\n",This,dwEffectsCount,pDSFXDesc,pdwResultCodes);
if (pdwResultCodes)
for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
static HRESULT WINAPI PrimaryBufferImpl_AcquireResources(
LPDIRECTSOUNDBUFFER8 iface,DWORD dwFlags,DWORD dwEffectsCount,LPDWORD pdwResultCodes
) {
ICOM_THIS(PrimaryBufferImpl,iface);
DWORD u;
FIXME("(%p,%08lu,%lu,%p): stub\n",This,dwFlags,dwEffectsCount,pdwResultCodes);
if (pdwResultCodes)
for (u=0; u<dwEffectsCount; u++) pdwResultCodes[u] = DSFXR_UNKNOWN;
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
static HRESULT WINAPI PrimaryBufferImpl_GetObjectInPath(
LPDIRECTSOUNDBUFFER8 iface,REFGUID rguidObject,DWORD dwIndex,REFGUID rguidInterface,LPVOID* ppObject
) {
ICOM_THIS(PrimaryBufferImpl,iface);
FIXME("(%p,%s,%lu,%s,%p): stub\n",This,debugstr_guid(rguidObject),dwIndex,debugstr_guid(rguidInterface),ppObject);
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
static HRESULT WINAPI PrimaryBufferImpl_Initialize(
LPDIRECTSOUNDBUFFER8 iface,LPDIRECTSOUND8 dsound,LPDSBUFFERDESC dbsd
) {
ICOM_THIS(PrimaryBufferImpl,iface);
FIXME("(%p,%p,%p):stub\n",This,dsound,dbsd);
DPRINTF("Re-Init!!!\n");
WARN("already initialized\n");
return DSERR_ALREADYINITIALIZED;
}
static HRESULT WINAPI PrimaryBufferImpl_GetCaps(
LPDIRECTSOUNDBUFFER8 iface,LPDSBCAPS caps
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p)->(%p)\n",This,caps);
if (caps == NULL) {
WARN("invalid parameter: caps == NULL\n");
return DSERR_INVALIDPARAM;
}
if (caps->dwSize < sizeof(*caps)) {
WARN("invalid parameter: caps->dwSize = %ld: < %d\n", caps->dwSize, sizeof(*caps));
return DSERR_INVALIDPARAM;
}
caps->dwFlags = This->dsbd.dwFlags;
if (This->dsound->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
caps->dwBufferBytes = This->dsound->buflen;
/* This value represents the speed of the "unlock" command.
As unlock is quite fast (it does not do anything), I put
4096 ko/s = 4 Mo / s */
/* FIXME: hwbuf speed */
caps->dwUnlockTransferRate = 4096;
caps->dwPlayCpuOverhead = 0;
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_QueryInterface(
LPDIRECTSOUNDBUFFER8 iface,REFIID riid,LPVOID *ppobj
) {
ICOM_THIS(PrimaryBufferImpl,iface);
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
ERR("app requested IDirectSoundNotify on primary buffer\n");
/* FIXME: should we support this? */
*ppobj = NULL;
return E_FAIL;
}
if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
ERR("app requested IDirectSound3DBuffer on primary buffer\n");
*ppobj = NULL;
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
if (!This->dsound->listener)
IDirectSound3DListenerImpl_Create(This, &This->dsound->listener);
*ppobj = This->dsound->listener;
if (This->dsound->listener) {
IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
return DS_OK;
}
WARN("IID_IDirectSound3DListener failed\n");
*ppobj = NULL;
return E_FAIL;
}
if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
#if 0
if (!This->iks)
IKsPropertySetImpl_Create(This, &This->iks);
*ppobj = This->iks;
if (*ppobj) {
IKsPropertySet_AddRef((LPKSPROPERTYSET)*ppobj);
return S_OK;
}
return E_FAIL;
#else
FIXME("app requested IKsPropertySet on primary buffer\n");
*ppobj = NULL;
return E_FAIL;
#endif
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
*ppobj = NULL;
return E_NOINTERFACE;
}
static ICOM_VTABLE(IDirectSoundBuffer8) dspbvt =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
PrimaryBufferImpl_QueryInterface,
PrimaryBufferImpl_AddRef,
PrimaryBufferImpl_Release,
PrimaryBufferImpl_GetCaps,
PrimaryBufferImpl_GetCurrentPosition,
PrimaryBufferImpl_GetFormat,
PrimaryBufferImpl_GetVolume,
PrimaryBufferImpl_GetPan,
PrimaryBufferImpl_GetFrequency,
PrimaryBufferImpl_GetStatus,
PrimaryBufferImpl_Initialize,
PrimaryBufferImpl_Lock,
PrimaryBufferImpl_Play,
PrimaryBufferImpl_SetCurrentPosition,
PrimaryBufferImpl_SetFormat,
PrimaryBufferImpl_SetVolume,
PrimaryBufferImpl_SetPan,
PrimaryBufferImpl_SetFrequency,
PrimaryBufferImpl_Stop,
PrimaryBufferImpl_Unlock,
PrimaryBufferImpl_Restore,
PrimaryBufferImpl_SetFX,
PrimaryBufferImpl_AcquireResources,
PrimaryBufferImpl_GetObjectInPath
};
HRESULT WINAPI PrimaryBuffer_Create(
IDirectSoundImpl *This,
PrimaryBufferImpl **pdsb,
LPDSBUFFERDESC dsbd)
{
PrimaryBufferImpl *dsb;
TRACE("%p,%p,%p)\n",This,pdsb,dsbd);
if (dsbd->lpwfxFormat) {
WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
*pdsb = NULL;
return DSERR_INVALIDPARAM;
}
dsb = (PrimaryBufferImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
if (dsb == NULL) {
WARN("out of memory\n");
*pdsb = NULL;
return DSERR_OUTOFMEMORY;
}
dsb->ref = 1;
dsb->dsound = This;
dsb->lpVtbl = &dspbvt;
memcpy(&dsb->dsbd, dsbd, sizeof(*dsbd));
TRACE("Created primary buffer at %p\n", dsb);
TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
"bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
This->wfx.wFormatTag, This->wfx.nChannels, This->wfx.nSamplesPerSec,
This->wfx.nAvgBytesPerSec, This->wfx.nBlockAlign,
This->wfx.wBitsPerSample, This->wfx.cbSize);
if (dsbd->dwFlags & DSBCAPS_CTRL3D) {
HRESULT hres;
hres = IDirectSound3DListenerImpl_Create(dsb, &This->listener);
if (hres != DS_OK) {
WARN("IDirectSound3DListenerImpl_Create failed\n");
} else {
IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)This->listener);
}
}
IDirectSound8_AddRef((LPDIRECTSOUND8)This);
*pdsb = dsb;
return S_OK;
}
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