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wine/dlls/dsound/primary.c
Robert Reif b06a06090a dsound: Check DirectSoundBuffer_Lock parameters. 
Check DirectSoundBuffer_Lock parameters and return an error (like 
Windows) rather than fixing up the parameters.
2006-05-05 17:29:13 +02:00

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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 <stdarg.h>
#define NONAMELESSSTRUCT
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "mmsystem.h"
#include "winreg.h"
#include "winternl.h"
#include "mmddk.h"
#include "wine/debug.h"
#include "dsound.h"
#include "dsdriver.h"
#include "dsound_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(dsound);
void DSOUND_RecalcPrimary(DirectSoundDevice *device)
{
DWORD nBlockAlign;
TRACE("(%p)\n", device);
nBlockAlign = device->pwfx->nBlockAlign;
if (device->hwbuf) {
DWORD fraglen;
/* let fragment size approximate the timer delay */
fraglen = (device->pwfx->nSamplesPerSec * DS_TIME_DEL / 1000) * nBlockAlign;
/* reduce fragment size until an integer number of them fits in the buffer */
/* (FIXME: this may or may not be a good idea) */
while (device->buflen % fraglen) fraglen -= nBlockAlign;
device->fraglen = fraglen;
TRACE("fraglen=%ld\n", device->fraglen);
}
/* calculate the 10ms write lead */
device->writelead = (device->pwfx->nSamplesPerSec / 100) * nBlockAlign;
}
static HRESULT DSOUND_PrimaryOpen(DirectSoundDevice *device)
{
HRESULT err = DS_OK;
TRACE("(%p)\n", device);
/* are we using waveOut stuff? */
if (!device->driver) {
LPBYTE newbuf;
DWORD buflen;
HRESULT merr = DS_OK;
/* Start in pause mode, to allow buffers to get filled */
waveOutPause(device->hwo);
if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
/* use fragments of 10ms (1/100s) each (which should get us within
* the documented write cursor lead of 10-15ms) */
buflen = ((device->pwfx->nSamplesPerSec / 100) * device->pwfx->nBlockAlign) * DS_HEL_FRAGS;
TRACE("desired buflen=%ld, old buffer=%p\n", buflen, device->buffer);
/* reallocate emulated primary buffer */
if (device->buffer)
newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
else
newbuf = HeapAlloc(GetProcessHeap(),0,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 {
device->buffer = newbuf;
device->buflen = buflen;
}
if (device->buffer) {
unsigned c;
device->fraglen = device->buflen / DS_HEL_FRAGS;
/* prepare fragment headers */
for (c=0; c<DS_HEL_FRAGS; c++) {
device->pwave[c]->lpData = (char*)device->buffer + c*device->fraglen;
device->pwave[c]->dwBufferLength = device->fraglen;
device->pwave[c]->dwUser = (DWORD)device;
device->pwave[c]->dwFlags = 0;
device->pwave[c]->dwLoops = 0;
err = mmErr(waveOutPrepareHeader(device->hwo,device->pwave[c],sizeof(WAVEHDR)));
if (err != DS_OK) {
while (c--)
waveOutUnprepareHeader(device->hwo,device->pwave[c],sizeof(WAVEHDR));
break;
}
}
device->pwplay = 0;
device->pwwrite = 0;
device->pwqueue = 0;
device->playpos = 0;
device->mixpos = 0;
FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
TRACE("fraglen=%ld\n", device->fraglen);
DSOUND_WaveQueue(device, (DWORD)-1);
}
if ((err == DS_OK) && (merr != DS_OK))
err = merr;
} else if (!device->hwbuf) {
err = IDsDriver_CreateSoundBuffer(device->driver,device->pwfx,
DSBCAPS_PRIMARYBUFFER,0,
&(device->buflen),&(device->buffer),
(LPVOID*)&(device->hwbuf));
if (err != DS_OK) {
WARN("IDsDriver_CreateSoundBuffer failed\n");
return err;
}
if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
device->playpos = 0;
device->mixpos = 0;
FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
}
return err;
}
static void DSOUND_PrimaryClose(DirectSoundDevice *device)
{
TRACE("(%p)\n", device);
/* are we using waveOut stuff? */
if (!device->hwbuf) {
unsigned c;
device->pwqueue = (DWORD)-1; /* resetting queues */
waveOutReset(device->hwo);
for (c=0; c<DS_HEL_FRAGS; c++)
waveOutUnprepareHeader(device->hwo, device->pwave[c], sizeof(WAVEHDR));
device->pwqueue = 0;
} else {
if (IDsDriverBuffer_Release(device->hwbuf) == 0)
device->hwbuf = 0;
}
}
HRESULT DSOUND_PrimaryCreate(DirectSoundDevice *device)
{
HRESULT err = DS_OK;
TRACE("(%p)\n", device);
device->buflen = device->pwfx->nAvgBytesPerSec;
/* FIXME: verify that hardware capabilities (DSCAPS_PRIMARY flags) match */
if (device->driver) {
err = IDsDriver_CreateSoundBuffer(device->driver,device->pwfx,
DSBCAPS_PRIMARYBUFFER,0,
&(device->buflen),&(device->buffer),
(LPVOID*)&(device->hwbuf));
if (err != DS_OK) {
WARN("IDsDriver_CreateSoundBuffer failed\n");
return err;
}
}
if (!device->hwbuf) {
/* Allocate memory for HEL buffer headers */
unsigned c;
for (c=0; c<DS_HEL_FRAGS; c++) {
device->pwave[c] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(WAVEHDR));
if (!device->pwave[c]) {
/* Argh, out of memory */
while (c--) {
HeapFree(GetProcessHeap(),0,device->pwave[c]);
}
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
}
}
err = DSOUND_PrimaryOpen(device);
if (err != DS_OK) {
WARN("DSOUND_PrimaryOpen failed\n");
return err;
}
/* calculate fragment size and write lead */
DSOUND_RecalcPrimary(device);
device->state = STATE_STOPPED;
return DS_OK;
}
HRESULT DSOUND_PrimaryDestroy(DirectSoundDevice *device)
{
TRACE("(%p)\n", device);
DSOUND_PrimaryClose(device);
if (device->driver) {
if (device->hwbuf) {
if (IDsDriverBuffer_Release(device->hwbuf) == 0)
device->hwbuf = 0;
}
} else {
unsigned c;
for (c=0; c<DS_HEL_FRAGS; c++) {
HeapFree(GetProcessHeap(),0,device->pwave[c]);
}
}
HeapFree(GetProcessHeap(),0,device->pwfx);
device->pwfx=NULL;
return DS_OK;
}
HRESULT DSOUND_PrimaryPlay(DirectSoundDevice *device)
{
HRESULT err = DS_OK;
TRACE("(%p)\n", device);
if (device->hwbuf) {
err = IDsDriverBuffer_Play(device->hwbuf, 0, 0, DSBPLAY_LOOPING);
if (err != DS_OK)
WARN("IDsDriverBuffer_Play failed\n");
} else {
err = mmErr(waveOutRestart(device->hwo));
if (err != DS_OK)
WARN("waveOutRestart failed\n");
}
return err;
}
HRESULT DSOUND_PrimaryStop(DirectSoundDevice *device)
{
HRESULT err = DS_OK;
TRACE("(%p)\n", device);
if (device->hwbuf) {
err = IDsDriverBuffer_Stop(device->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(device->hwbuf);
waveOutClose(device->hwo);
device->hwo = 0;
err = mmErr(waveOutOpen(&(device->hwo), device->drvdesc.dnDevNode,
device->pwfx, (DWORD_PTR)DSOUND_callback, (DWORD)device,
flags));
if (err == DS_OK) {
err = IDsDriver_CreateSoundBuffer(device->driver,device->pwfx,
DSBCAPS_PRIMARYBUFFER,0,
&(device->buflen),&(device->buffer),
(LPVOID)&(device->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(device->hwo));
if (err != DS_OK)
WARN("waveOutPause failed\n");
}
return err;
}
HRESULT DSOUND_PrimaryGetPosition(DirectSoundDevice *device, LPDWORD playpos, LPDWORD writepos)
{
TRACE("(%p,%p,%p)\n", device, playpos, writepos);
if (device->hwbuf) {
HRESULT err=IDsDriverBuffer_GetPosition(device->hwbuf,playpos,writepos);
if (err) {
WARN("IDsDriverBuffer_GetPosition failed\n");
return err;
}
} else {
if (playpos) {
MMTIME mtime;
mtime.wType = TIME_BYTES;
waveOutGetPosition(device->hwo, &mtime, sizeof(mtime));
mtime.u.cb = mtime.u.cb % device->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 = (device->pwplay + ds_hel_margin) * device->fraglen;
while (*writepos >= device->buflen)
*writepos -= device->buflen;
}
}
TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
return DS_OK;
}
HRESULT DSOUND_PrimarySetFormat(DirectSoundDevice *device, LPCWAVEFORMATEX wfex)
{
HRESULT err = DS_OK;
int i, alloc_size, cp_size;
DWORD nSamplesPerSec;
TRACE("(%p,%p)\n", device, wfex);
if (device->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);
/* **** */
RtlAcquireResourceExclusive(&(device->buffer_list_lock), TRUE);
EnterCriticalSection(&(device->mixlock));
if (wfex->wFormatTag == WAVE_FORMAT_PCM) {
alloc_size = sizeof(WAVEFORMATEX);
cp_size = sizeof(PCMWAVEFORMAT);
} else
alloc_size = cp_size = sizeof(WAVEFORMATEX) + wfex->cbSize;
device->pwfx = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,device->pwfx,alloc_size);
nSamplesPerSec = device->pwfx->nSamplesPerSec;
CopyMemory(device->pwfx, wfex, cp_size);
if (device->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(device);
waveOutClose(device->hwo);
device->hwo = 0;
err = mmErr(waveOutOpen(&(device->hwo), device->drvdesc.dnDevNode,
device->pwfx, (DWORD_PTR)DSOUND_callback, (DWORD)device,
flags));
if (err == DS_OK) {
err = DSOUND_PrimaryOpen(device);
if (err != DS_OK) {
WARN("DSOUND_PrimaryOpen failed\n");
goto done;
}
} else {
WARN("waveOutOpen failed\n");
goto done;
}
} else if (device->hwbuf) {
err = IDsDriverBuffer_SetFormat(device->hwbuf, device->pwfx);
if (err == DSERR_BUFFERLOST) {
/* Wine-only: the driver wants us to recreate the HW buffer */
IDsDriverBuffer_Release(device->hwbuf);
err = IDsDriver_CreateSoundBuffer(device->driver,device->pwfx,
DSBCAPS_PRIMARYBUFFER,0,
&(device->buflen),&(device->buffer),
(LPVOID)&(device->hwbuf));
if (err != DS_OK) {
WARN("IDsDriver_CreateSoundBuffer failed\n");
goto done;
}
if (device->state == STATE_PLAYING) device->state = STATE_STARTING;
else if (device->state == STATE_STOPPING) device->state = STATE_STOPPED;
} else {
WARN("IDsDriverBuffer_SetFormat failed\n");
goto done;
}
/* FIXME: should we set err back to DS_OK in all cases ? */
}
DSOUND_RecalcPrimary(device);
if (nSamplesPerSec != device->pwfx->nSamplesPerSec) {
IDirectSoundBufferImpl** dsb = device->buffers;
for (i = 0; i < device->nrofbuffers; i++, dsb++) {
/* **** */
EnterCriticalSection(&((*dsb)->lock));
(*dsb)->freqAdjust = ((*dsb)->freq << DSOUND_FREQSHIFT) /
wfex->nSamplesPerSec;
LeaveCriticalSection(&((*dsb)->lock));
/* **** */
}
}
done:
LeaveCriticalSection(&(device->mixlock));
RtlReleaseResource(&(device->buffer_list_lock));
/* **** */
return err;
}
/*******************************************************************************
* PrimaryBuffer
*/
/* 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,
LPCWAVEFORMATEX wfex)
{
TRACE("(%p,%p)\n", iface, wfex);
return DSOUND_PrimarySetFormat(((PrimaryBufferImpl *)iface)->device, wfex);
}
static HRESULT WINAPI PrimaryBufferImpl_SetVolume(
LPDIRECTSOUNDBUFFER8 iface,LONG vol
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
DWORD ampfactors;
DSVOLUMEPAN volpan;
HRESULT hres = DS_OK;
TRACE("(%p,%ld)\n", iface, vol);
if (!(device->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(&(device->mixlock));
waveOutGetVolume(device->hwo, &ampfactors);
volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
volpan.dwTotalRightAmpFactor=ampfactors >> 16;
DSOUND_AmpFactorToVolPan(&volpan);
if (vol != volpan.lVolume) {
volpan.lVolume=vol;
DSOUND_RecalcVolPan(&volpan);
if (device->hwbuf) {
hres = IDsDriverBuffer_SetVolumePan(device->hwbuf, &volpan);
if (hres != DS_OK)
WARN("IDsDriverBuffer_SetVolumePan failed\n");
} else {
ampfactors = (volpan.dwTotalLeftAmpFactor & 0xffff) | (volpan.dwTotalRightAmpFactor << 16);
waveOutSetVolume(device->hwo, ampfactors);
}
}
LeaveCriticalSection(&(device->mixlock));
/* **** */
return hres;
}
static HRESULT WINAPI PrimaryBufferImpl_GetVolume(
LPDIRECTSOUNDBUFFER8 iface,LPLONG vol
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
DWORD ampfactors;
DSVOLUMEPAN volpan;
TRACE("(%p,%p)\n", iface, vol);
if (!(device->dsbd.dwFlags & DSBCAPS_CTRLVOLUME)) {
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
if (vol == NULL) {
WARN("invalid parameter: vol = NULL\n");
return DSERR_INVALIDPARAM;
}
waveOutGetVolume(device->hwo, &ampfactors);
volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
volpan.dwTotalRightAmpFactor=ampfactors >> 16;
DSOUND_AmpFactorToVolPan(&volpan);
*vol = volpan.lVolume;
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_SetFrequency(
LPDIRECTSOUNDBUFFER8 iface,DWORD freq
) {
PrimaryBufferImpl *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
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%08lx,%08lx,%08lx)\n", iface, reserved1, reserved2, flags);
if (!(flags & DSBPLAY_LOOPING)) {
WARN("invalid parameter: flags = %08lx\n", flags);
return DSERR_INVALIDPARAM;
}
/* **** */
EnterCriticalSection(&(device->mixlock));
if (device->state == STATE_STOPPED)
device->state = STATE_STARTING;
else if (device->state == STATE_STOPPING)
device->state = STATE_PLAYING;
LeaveCriticalSection(&(device->mixlock));
/* **** */
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_Stop(LPDIRECTSOUNDBUFFER8 iface)
{
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p)\n", iface);
/* **** */
EnterCriticalSection(&(device->mixlock));
if (device->state == STATE_PLAYING)
device->state = STATE_STOPPING;
else if (device->state == STATE_STARTING)
device->state = STATE_STOPPED;
LeaveCriticalSection(&(device->mixlock));
/* **** */
return DS_OK;
}
static ULONG WINAPI PrimaryBufferImpl_AddRef(LPDIRECTSOUNDBUFFER8 iface)
{
PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
ULONG ref = InterlockedIncrement(&(This->ref));
TRACE("(%p) ref was %ld\n", This, ref - 1);
return ref;
}
static ULONG WINAPI PrimaryBufferImpl_Release(LPDIRECTSOUNDBUFFER8 iface)
{
PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
DWORD ref = InterlockedDecrement(&(This->ref));
TRACE("(%p) ref was %ld\n", This, ref + 1);
if (!ref) {
This->device->primary = NULL;
HeapFree(GetProcessHeap(), 0, This);
TRACE("(%p) released\n", This);
}
return ref;
}
static HRESULT WINAPI PrimaryBufferImpl_GetCurrentPosition(
LPDIRECTSOUNDBUFFER8 iface,LPDWORD playpos,LPDWORD writepos
) {
HRESULT hres;
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%p,%p)\n", iface, playpos, writepos);
hres = DSOUND_PrimaryGetPosition(device, playpos, writepos);
if (hres != DS_OK) {
WARN("DSOUND_PrimaryGetPosition failed\n");
return hres;
}
if (writepos) {
if (device->state != STATE_STOPPED)
/* apply the documented 10ms lead to writepos */
*writepos += device->writelead;
while (*writepos >= device->buflen) *writepos -= device->buflen;
}
TRACE("playpos = %ld, writepos = %ld (%p, time=%ld)\n", playpos?*playpos:0, writepos?*writepos:0, device, GetTickCount());
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_GetStatus(
LPDIRECTSOUNDBUFFER8 iface,LPDWORD status
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%p)\n", iface, status);
if (status == NULL) {
WARN("invalid parameter: status == NULL\n");
return DSERR_INVALIDPARAM;
}
*status = 0;
if ((device->state == STATE_STARTING) ||
(device->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)
{
DWORD size;
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%p,%ld,%p)\n", iface, lpwf, wfsize, wfwritten);
size = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
if (lpwf) { /* NULL is valid */
if (wfsize >= size) {
CopyMemory(lpwf,device->pwfx,size);
if (wfwritten)
*wfwritten = size;
} else {
WARN("invalid parameter: wfsize too small\n");
if (wfwritten)
*wfwritten = 0;
return DSERR_INVALIDPARAM;
}
} else {
if (wfwritten)
*wfwritten = sizeof(WAVEFORMATEX) + device->pwfx->cbSize;
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
) {
HRESULT hres;
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%ld,%ld,%p,%p,%p,%p,0x%08lx) at %ld\n",
iface,
writecursor,
writebytes,
lplpaudioptr1,
audiobytes1,
lplpaudioptr2,
audiobytes2,
flags,
GetTickCount()
);
if (device->priolevel != DSSCL_WRITEPRIMARY) {
WARN("failed priority check!\n");
return DSERR_PRIOLEVELNEEDED;
}
/* when this flag is set, writecursor is meaningless and must be calculated */
if (flags & DSBLOCK_FROMWRITECURSOR) {
/* GetCurrentPosition does too much magic to duplicate here */
hres = IDirectSoundBuffer_GetCurrentPosition(iface, NULL, &writecursor);
if (hres != DS_OK) {
WARN("IDirectSoundBuffer_GetCurrentPosition failed\n");
return hres;
}
}
/* when this flag is set, writebytes is meaningless and must be set */
if (flags & DSBLOCK_ENTIREBUFFER)
writebytes = device->buflen;
if (writecursor >= device->buflen) {
WARN("Invalid parameter, writecursor: %lu >= buflen: %lu\n",
writecursor, device->buflen);
return DSERR_INVALIDPARAM;
}
if (writebytes > device->buflen) {
WARN("Invalid parameter, writebytes: %lu > buflen: %lu\n",
writebytes, device->buflen);
return DSERR_INVALIDPARAM;
}
if (!(device->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && device->hwbuf) {
hres = IDsDriverBuffer_Lock(device->hwbuf,
lplpaudioptr1, audiobytes1,
lplpaudioptr2, audiobytes2,
writecursor, writebytes,
0);
if (hres != DS_OK) {
WARN("IDsDriverBuffer_Lock failed\n");
return hres;
}
} else {
if (writecursor+writebytes <= device->buflen) {
*(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
*audiobytes1 = writebytes;
if (lplpaudioptr2)
*(LPBYTE*)lplpaudioptr2 = NULL;
if (audiobytes2)
*audiobytes2 = 0;
TRACE("->%ld.0\n",writebytes);
} else {
*(LPBYTE*)lplpaudioptr1 = device->buffer+writecursor;
*audiobytes1 = device->buflen-writecursor;
if (lplpaudioptr2)
*(LPBYTE*)lplpaudioptr2 = device->buffer;
if (audiobytes2)
*audiobytes2 = writebytes-(device->buflen-writecursor);
TRACE("->%ld.%ld\n",*audiobytes1,audiobytes2?*audiobytes2:0);
}
}
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_SetCurrentPosition(
LPDIRECTSOUNDBUFFER8 iface,DWORD newpos
) {
PrimaryBufferImpl *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
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
DWORD ampfactors;
DSVOLUMEPAN volpan;
HRESULT hres = DS_OK;
TRACE("(%p,%ld)\n", iface, pan);
if (!(device->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
if ((pan > DSBPAN_RIGHT) || (pan < DSBPAN_LEFT)) {
WARN("invalid parameter: pan = %ld\n", pan);
return DSERR_INVALIDPARAM;
}
/* **** */
EnterCriticalSection(&(device->mixlock));
waveOutGetVolume(device->hwo, &ampfactors);
volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
volpan.dwTotalRightAmpFactor=ampfactors >> 16;
DSOUND_AmpFactorToVolPan(&volpan);
if (pan != volpan.lPan) {
volpan.lPan=pan;
DSOUND_RecalcVolPan(&volpan);
if (device->hwbuf) {
hres = IDsDriverBuffer_SetVolumePan(device->hwbuf, &volpan);
if (hres != DS_OK)
WARN("IDsDriverBuffer_SetVolumePan failed\n");
} else {
ampfactors = (volpan.dwTotalLeftAmpFactor & 0xffff) | (volpan.dwTotalRightAmpFactor << 16);
waveOutSetVolume(device->hwo, ampfactors);
}
}
LeaveCriticalSection(&(device->mixlock));
/* **** */
return hres;
}
static HRESULT WINAPI PrimaryBufferImpl_GetPan(
LPDIRECTSOUNDBUFFER8 iface,LPLONG pan
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
DWORD ampfactors;
DSVOLUMEPAN volpan;
TRACE("(%p,%p)\n", iface, pan);
if (!(device->dsbd.dwFlags & DSBCAPS_CTRLPAN)) {
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
if (pan == NULL) {
WARN("invalid parameter: pan == NULL\n");
return DSERR_INVALIDPARAM;
}
waveOutGetVolume(device->hwo, &ampfactors);
volpan.dwTotalLeftAmpFactor=ampfactors & 0xffff;
volpan.dwTotalRightAmpFactor=ampfactors >> 16;
DSOUND_AmpFactorToVolPan(&volpan);
*pan = volpan.lPan;
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_Unlock(
LPDIRECTSOUNDBUFFER8 iface,LPVOID p1,DWORD x1,LPVOID p2,DWORD x2
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%p,%ld,%p,%ld)\n", iface, p1, x1, p2, x2);
if (device->priolevel != DSSCL_WRITEPRIMARY) {
WARN("failed priority check!\n");
return DSERR_PRIOLEVELNEEDED;
}
if (!(device->drvdesc.dwFlags & DSDDESC_DONTNEEDPRIMARYLOCK) && device->hwbuf) {
HRESULT hres;
hres = IDsDriverBuffer_Unlock(device->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
) {
PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
FIXME("(%p):stub\n",This);
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_GetFrequency(
LPDIRECTSOUNDBUFFER8 iface,LPDWORD freq
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%p)\n", iface, freq);
if (freq == NULL) {
WARN("invalid parameter: freq == NULL\n");
return DSERR_INVALIDPARAM;
}
if (!(device->dsbd.dwFlags & DSBCAPS_CTRLFREQUENCY)) {
WARN("control unavailable\n");
return DSERR_CONTROLUNAVAIL;
}
*freq = device->pwfx->nSamplesPerSec;
TRACE("-> %ld\n", *freq);
return DS_OK;
}
static HRESULT WINAPI PrimaryBufferImpl_SetFX(
LPDIRECTSOUNDBUFFER8 iface,DWORD dwEffectsCount,LPDSEFFECTDESC pDSFXDesc,LPDWORD pdwResultCodes
) {
PrimaryBufferImpl *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
) {
PrimaryBufferImpl *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
) {
PrimaryBufferImpl *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,LPDIRECTSOUND dsound,LPCDSBUFFERDESC dbsd
) {
PrimaryBufferImpl *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
) {
DirectSoundDevice *device = ((PrimaryBufferImpl *)iface)->device;
TRACE("(%p,%p)\n", iface, 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 = device->dsbd.dwFlags;
if (device->hwbuf) caps->dwFlags |= DSBCAPS_LOCHARDWARE;
else caps->dwFlags |= DSBCAPS_LOCSOFTWARE;
caps->dwBufferBytes = device->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
) {
PrimaryBufferImpl *This = (PrimaryBufferImpl *)iface;
DirectSoundDevice *device = This->device;
TRACE("(%p,%s,%p)\n", iface, debugstr_guid(riid), ppobj);
if (ppobj == NULL) {
WARN("invalid parameter\n");
return E_INVALIDARG;
}
*ppobj = NULL; /* assume failure */
if ( IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IDirectSoundBuffer) ) {
IDirectSoundBuffer_AddRef((LPDIRECTSOUNDBUFFER)This);
*ppobj = This;
return S_OK;
}
/* DirectSoundBuffer and DirectSoundBuffer8 are different and */
/* a primary buffer can't have a DirectSoundBuffer8 interface */
if ( IsEqualGUID( &IID_IDirectSoundBuffer8, riid ) ) {
WARN("app requested DirectSoundBuffer8 on primary buffer\n");
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
ERR("app requested IDirectSoundNotify on primary buffer\n");
/* FIXME: should we support this? */
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSound3DBuffer, riid ) ) {
ERR("app requested IDirectSound3DBuffer on primary buffer\n");
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IDirectSound3DListener, riid ) ) {
if (!device->listener)
IDirectSound3DListenerImpl_Create(device, &device->listener);
if (device->listener) {
*ppobj = device->listener;
IDirectSound3DListener_AddRef((LPDIRECTSOUND3DLISTENER)*ppobj);
return S_OK;
}
WARN("IID_IDirectSound3DListener failed\n");
return E_NOINTERFACE;
}
if ( IsEqualGUID( &IID_IKsPropertySet, riid ) ) {
FIXME("app requested IKsPropertySet on primary buffer\n");
return E_NOINTERFACE;
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
return E_NOINTERFACE;
}
static const IDirectSoundBuffer8Vtbl dspbvt =
{
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 PrimaryBufferImpl_Create(
DirectSoundDevice * device,
PrimaryBufferImpl ** ppdsb,
LPCDSBUFFERDESC dsbd)
{
PrimaryBufferImpl *dsb;
TRACE("%p,%p,%p)\n",device,ppdsb,dsbd);
if (dsbd->lpwfxFormat) {
WARN("invalid parameter: dsbd->lpwfxFormat != NULL\n");
*ppdsb = NULL;
return DSERR_INVALIDPARAM;
}
dsb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(*dsb));
if (dsb == NULL) {
WARN("out of memory\n");
*ppdsb = NULL;
return DSERR_OUTOFMEMORY;
}
dsb->ref = 0;
dsb->device = device;
dsb->lpVtbl = &dspbvt;
CopyMemory(&device->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",
device->pwfx->wFormatTag, device->pwfx->nChannels,
device->pwfx->nSamplesPerSec, device->pwfx->nAvgBytesPerSec,
device->pwfx->nBlockAlign, device->pwfx->wBitsPerSample,
device->pwfx->cbSize);
*ppdsb = dsb;
return S_OK;
}
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