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wine/dlls/wineoss.drv/dsrender.c
Michael Stefaniuc c0a9281c1e wineoss.drv: Remove superfluous pointer casts.
2009-01-22 12:04:55 +01:00

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/*
* Sample Wine Driver for Open Sound System (featured in Linux and FreeBSD)
*
* Copyright 1994 Martin Ayotte
* 1999 Eric Pouech (async playing in waveOut/waveIn)
* 2000 Eric Pouech (loops in waveOut)
* 2002 Eric Pouech (full duplex)
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <errno.h>
#include <fcntl.h>
#ifdef HAVE_SYS_IOCTL_H
# include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_MMAN_H
# include <sys/mman.h>
#endif
#ifdef HAVE_POLL_H
#include <poll.h>
#endif
#ifdef HAVE_SYS_POLL_H
# include <sys/poll.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.h"
#include "mmddk.h"
#include "mmreg.h"
#include "dsound.h"
#include "dsdriver.h"
#include "oss.h"
#include "wine/debug.h"
#include "audio.h"
WINE_DEFAULT_DEBUG_CHANNEL(wave);
#ifdef HAVE_OSS
/*======================================================================*
* Low level DSOUND definitions *
*======================================================================*/
typedef struct IDsDriverPropertySetImpl IDsDriverPropertySetImpl;
typedef struct IDsDriverNotifyImpl IDsDriverNotifyImpl;
typedef struct IDsDriverImpl IDsDriverImpl;
typedef struct IDsDriverBufferImpl IDsDriverBufferImpl;
struct IDsDriverPropertySetImpl
{
/* IUnknown fields */
const IDsDriverPropertySetVtbl *lpVtbl;
LONG ref;
IDsDriverBufferImpl* buffer;
};
struct IDsDriverNotifyImpl
{
/* IUnknown fields */
const IDsDriverNotifyVtbl *lpVtbl;
LONG ref;
/* IDsDriverNotifyImpl fields */
LPDSBPOSITIONNOTIFY notifies;
int nrofnotifies;
IDsDriverBufferImpl* buffer;
};
struct IDsDriverImpl
{
/* IUnknown fields */
const IDsDriverVtbl *lpVtbl;
LONG ref;
/* IDsDriverImpl fields */
UINT wDevID;
IDsDriverBufferImpl* primary;
int nrofsecondaries;
IDsDriverBufferImpl** secondaries;
};
struct IDsDriverBufferImpl
{
/* IUnknown fields */
const IDsDriverBufferVtbl *lpVtbl;
LONG ref;
/* IDsDriverBufferImpl fields */
IDsDriverImpl* drv;
DWORD buflen;
WAVEFORMATPCMEX wfex;
LPBYTE mapping;
DWORD maplen;
int fd;
DWORD dwFlags;
/* IDsDriverNotifyImpl fields */
IDsDriverNotifyImpl* notify;
int notify_index;
/* IDsDriverPropertySetImpl fields */
IDsDriverPropertySetImpl* property_set;
};
static HRESULT IDsDriverPropertySetImpl_Create(
IDsDriverBufferImpl * dsdb,
IDsDriverPropertySetImpl **pdsdps);
static HRESULT IDsDriverNotifyImpl_Create(
IDsDriverBufferImpl * dsdb,
IDsDriverNotifyImpl **pdsdn);
/*======================================================================*
* Low level DSOUND property set implementation *
*======================================================================*/
static HRESULT WINAPI IDsDriverPropertySetImpl_QueryInterface(
PIDSDRIVERPROPERTYSET iface,
REFIID riid,
LPVOID *ppobj)
{
IDsDriverPropertySetImpl *This = (IDsDriverPropertySetImpl *)iface;
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
if ( IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IDsDriverPropertySet) ) {
IDsDriverPropertySet_AddRef(iface);
*ppobj = This;
return DS_OK;
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
*ppobj = 0;
return E_NOINTERFACE;
}
static ULONG WINAPI IDsDriverPropertySetImpl_AddRef(PIDSDRIVERPROPERTYSET iface)
{
IDsDriverPropertySetImpl *This = (IDsDriverPropertySetImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount - 1);
return refCount;
}
static ULONG WINAPI IDsDriverPropertySetImpl_Release(PIDSDRIVERPROPERTYSET iface)
{
IDsDriverPropertySetImpl *This = (IDsDriverPropertySetImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount + 1);
if (!refCount) {
IDsDriverBuffer_Release((PIDSDRIVERBUFFER)This->buffer);
HeapFree(GetProcessHeap(),0,This);
TRACE("(%p) released\n",This);
}
return refCount;
}
static HRESULT WINAPI IDsDriverPropertySetImpl_Get(
PIDSDRIVERPROPERTYSET iface,
PDSPROPERTY pDsProperty,
LPVOID pPropertyParams,
ULONG cbPropertyParams,
LPVOID pPropertyData,
ULONG cbPropertyData,
PULONG pcbReturnedData )
{
IDsDriverPropertySetImpl *This = (IDsDriverPropertySetImpl *)iface;
FIXME("(%p,%p,%p,%x,%p,%x,%p)\n",This,pDsProperty,pPropertyParams,cbPropertyParams,pPropertyData,cbPropertyData,pcbReturnedData);
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverPropertySetImpl_Set(
PIDSDRIVERPROPERTYSET iface,
PDSPROPERTY pDsProperty,
LPVOID pPropertyParams,
ULONG cbPropertyParams,
LPVOID pPropertyData,
ULONG cbPropertyData )
{
IDsDriverPropertySetImpl *This = (IDsDriverPropertySetImpl *)iface;
FIXME("(%p,%p,%p,%x,%p,%x)\n",This,pDsProperty,pPropertyParams,cbPropertyParams,pPropertyData,cbPropertyData);
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverPropertySetImpl_QuerySupport(
PIDSDRIVERPROPERTYSET iface,
REFGUID PropertySetId,
ULONG PropertyId,
PULONG pSupport )
{
IDsDriverPropertySetImpl *This = (IDsDriverPropertySetImpl *)iface;
FIXME("(%p,%s,%x,%p)\n",This,debugstr_guid(PropertySetId),PropertyId,pSupport);
return DSERR_UNSUPPORTED;
}
static const IDsDriverPropertySetVtbl dsdpsvt =
{
IDsDriverPropertySetImpl_QueryInterface,
IDsDriverPropertySetImpl_AddRef,
IDsDriverPropertySetImpl_Release,
IDsDriverPropertySetImpl_Get,
IDsDriverPropertySetImpl_Set,
IDsDriverPropertySetImpl_QuerySupport,
};
/*======================================================================*
* Low level DSOUND notify implementation *
*======================================================================*/
static HRESULT WINAPI IDsDriverNotifyImpl_QueryInterface(
PIDSDRIVERNOTIFY iface,
REFIID riid,
LPVOID *ppobj)
{
IDsDriverNotifyImpl *This = (IDsDriverNotifyImpl *)iface;
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
if ( IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IDsDriverNotify) ) {
IDsDriverNotify_AddRef(iface);
*ppobj = This;
return DS_OK;
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
*ppobj = 0;
return E_NOINTERFACE;
}
static ULONG WINAPI IDsDriverNotifyImpl_AddRef(PIDSDRIVERNOTIFY iface)
{
IDsDriverNotifyImpl *This = (IDsDriverNotifyImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount - 1);
return refCount;
}
static ULONG WINAPI IDsDriverNotifyImpl_Release(PIDSDRIVERNOTIFY iface)
{
IDsDriverNotifyImpl *This = (IDsDriverNotifyImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount + 1);
if (!refCount) {
IDsDriverBuffer_Release((PIDSDRIVERBUFFER)This->buffer);
HeapFree(GetProcessHeap(), 0, This->notifies);
HeapFree(GetProcessHeap(),0,This);
TRACE("(%p) released\n",This);
}
return refCount;
}
static HRESULT WINAPI IDsDriverNotifyImpl_SetNotificationPositions(
PIDSDRIVERNOTIFY iface,
DWORD howmuch,
LPCDSBPOSITIONNOTIFY notify)
{
IDsDriverNotifyImpl *This = (IDsDriverNotifyImpl *)iface;
TRACE("(%p,0x%08x,%p)\n",This,howmuch,notify);
if (!notify) {
WARN("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
if (TRACE_ON(wave)) {
DWORD i;
for (i=0;i<howmuch;i++)
TRACE("notify at %d to 0x%08lx\n",
notify[i].dwOffset,(DWORD_PTR)notify[i].hEventNotify);
}
/* Make an internal copy of the caller-supplied array.
* Replace the existing copy if one is already present. */
if (This->notifies)
This->notifies = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
This->notifies, howmuch * sizeof(DSBPOSITIONNOTIFY));
else
This->notifies = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
howmuch * sizeof(DSBPOSITIONNOTIFY));
memcpy(This->notifies, notify, howmuch * sizeof(DSBPOSITIONNOTIFY));
This->nrofnotifies = howmuch;
return S_OK;
}
static const IDsDriverNotifyVtbl dsdnvt =
{
IDsDriverNotifyImpl_QueryInterface,
IDsDriverNotifyImpl_AddRef,
IDsDriverNotifyImpl_Release,
IDsDriverNotifyImpl_SetNotificationPositions,
};
/*======================================================================*
* Low level DSOUND implementation *
*======================================================================*/
static HRESULT DSDB_MapBuffer(IDsDriverBufferImpl *dsdb)
{
TRACE("(%p), format=%dx%dx%d\n", dsdb, dsdb->wfex.Format.nSamplesPerSec,
dsdb->wfex.Format.wBitsPerSample, dsdb->wfex.Format.nChannels);
if (!dsdb->mapping) {
dsdb->mapping = mmap(NULL, dsdb->maplen, PROT_WRITE, MAP_SHARED,
dsdb->fd, 0);
if (dsdb->mapping == (LPBYTE)-1) {
WARN("Could not map sound device for direct access (%s)\n", strerror(errno));
return DSERR_GENERIC;
}
TRACE("The sound device has been mapped for direct access at %p, size=%d\n", dsdb->mapping, dsdb->maplen);
/* for some reason, es1371 and sblive! sometimes have junk in here.
* clear it, or we get junk noise */
/* some libc implementations are buggy: their memset reads from the buffer...
* to work around it, we have to zero the block by hand. We don't do the expected:
* memset(dsdb->mapping,0, dsdb->maplen);
*/
{
unsigned char* p1 = dsdb->mapping;
unsigned len = dsdb->maplen;
unsigned char silence = (dsdb->wfex.Format.wBitsPerSample == 8) ? 128 : 0;
unsigned long ulsilence = (dsdb->wfex.Format.wBitsPerSample == 8) ? 0x80808080 : 0;
if (len >= 16) /* so we can have at least a 4 long area to store... */
{
/* the mmap:ed value is (at least) dword aligned
* so, start filling the complete unsigned long:s
*/
int b = len >> 2;
unsigned long* p4 = (unsigned long*)p1;
while (b--) *p4++ = ulsilence;
/* prepare for filling the rest */
len &= 3;
p1 = (unsigned char*)p4;
}
/* in all cases, fill the remaining bytes */
while (len-- != 0) *p1++ = silence;
}
}
return DS_OK;
}
static HRESULT DSDB_UnmapBuffer(IDsDriverBufferImpl *dsdb)
{
TRACE("(%p)\n",dsdb);
if (dsdb->mapping) {
if (munmap(dsdb->mapping, dsdb->maplen) < 0) {
ERR("(%p): Could not unmap sound device (%s)\n", dsdb, strerror(errno));
return DSERR_GENERIC;
}
dsdb->mapping = NULL;
TRACE("(%p): sound device unmapped\n", dsdb);
}
return DS_OK;
}
static HRESULT WINAPI IDsDriverBufferImpl_QueryInterface(PIDSDRIVERBUFFER iface, REFIID riid, LPVOID *ppobj)
{
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
TRACE("(%p,%s,%p)\n",iface,debugstr_guid(riid),*ppobj);
if ( IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IDsDriverBuffer) ) {
IDsDriverBuffer_AddRef(iface);
*ppobj = This;
return DS_OK;
}
if ( IsEqualGUID( &IID_IDsDriverNotify, riid ) ) {
if (!This->notify)
IDsDriverNotifyImpl_Create(This, &(This->notify));
if (This->notify) {
IDsDriverNotify_AddRef((PIDSDRIVERNOTIFY)This->notify);
*ppobj = This->notify;
return DS_OK;
}
*ppobj = 0;
return E_FAIL;
}
if ( IsEqualGUID( &IID_IDsDriverPropertySet, riid ) ) {
if (!This->property_set)
IDsDriverPropertySetImpl_Create(This, &(This->property_set));
if (This->property_set) {
IDsDriverPropertySet_AddRef((PIDSDRIVERPROPERTYSET)This->property_set);
*ppobj = This->property_set;
return DS_OK;
}
*ppobj = 0;
return E_FAIL;
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
*ppobj = 0;
return E_NOINTERFACE;
}
static ULONG WINAPI IDsDriverBufferImpl_AddRef(PIDSDRIVERBUFFER iface)
{
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount - 1);
return refCount;
}
static ULONG WINAPI IDsDriverBufferImpl_Release(PIDSDRIVERBUFFER iface)
{
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount + 1);
if (refCount)
return refCount;
if (This == This->drv->primary)
This->drv->primary = NULL;
else {
int i;
for (i = 0; i < This->drv->nrofsecondaries; i++)
if (This->drv->secondaries[i] == This)
break;
if (i < This->drv->nrofsecondaries) {
/* Put the last buffer of the list in the (now empty) position */
This->drv->secondaries[i] = This->drv->secondaries[This->drv->nrofsecondaries - 1];
This->drv->nrofsecondaries--;
This->drv->secondaries = HeapReAlloc(GetProcessHeap(),0,
This->drv->secondaries,
sizeof(PIDSDRIVERBUFFER)*This->drv->nrofsecondaries);
TRACE("(%p) buffer count is now %d\n", This, This->drv->nrofsecondaries);
}
WOutDev[This->drv->wDevID].ossdev.ds_caps.dwFreeHwMixingAllBuffers++;
WOutDev[This->drv->wDevID].ossdev.ds_caps.dwFreeHwMixingStreamingBuffers++;
}
DSDB_UnmapBuffer(This);
HeapFree(GetProcessHeap(),0,This);
TRACE("(%p) released\n",This);
return 0;
}
static HRESULT WINAPI IDsDriverBufferImpl_Lock(PIDSDRIVERBUFFER iface,
LPVOID*ppvAudio1,LPDWORD pdwLen1,
LPVOID*ppvAudio2,LPDWORD pdwLen2,
DWORD dwWritePosition,DWORD dwWriteLen,
DWORD dwFlags)
{
/* IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface; */
/* since we (GetDriverDesc flags) have specified DSDDESC_DONTNEEDPRIMARYLOCK,
* and that we don't support secondary buffers, this method will never be called */
TRACE("(%p): stub\n",iface);
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverBufferImpl_Unlock(PIDSDRIVERBUFFER iface,
LPVOID pvAudio1,DWORD dwLen1,
LPVOID pvAudio2,DWORD dwLen2)
{
/* IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface; */
TRACE("(%p): stub\n",iface);
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverBufferImpl_SetFormat(PIDSDRIVERBUFFER iface,
LPWAVEFORMATEX pwfx)
{
/* IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface; */
TRACE("(%p,%p)\n",iface,pwfx);
/* On our request (GetDriverDesc flags), DirectSound has by now used
* waveOutClose/waveOutOpen to set the format...
* unfortunately, this means our mmap() is now gone...
* so we need to somehow signal to our DirectSound implementation
* that it should completely recreate this HW buffer...
* this unexpected error code should do the trick... */
return DSERR_BUFFERLOST;
}
static HRESULT WINAPI IDsDriverBufferImpl_SetFrequency(PIDSDRIVERBUFFER iface, DWORD dwFreq)
{
/* IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface; */
TRACE("(%p,%d): stub\n",iface,dwFreq);
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverBufferImpl_SetVolumePan(PIDSDRIVERBUFFER iface, PDSVOLUMEPAN pVolPan)
{
DWORD vol;
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
TRACE("(%p,%p)\n",This,pVolPan);
vol = pVolPan->dwTotalLeftAmpFactor | (pVolPan->dwTotalRightAmpFactor << 16);
if (wodSetVolume(This->drv->wDevID, vol) != MMSYSERR_NOERROR) {
WARN("wodSetVolume failed\n");
return DSERR_INVALIDPARAM;
}
return DS_OK;
}
static HRESULT WINAPI IDsDriverBufferImpl_SetPosition(PIDSDRIVERBUFFER iface, DWORD dwNewPos)
{
/* IDsDriverImpl *This = (IDsDriverImpl *)iface; */
TRACE("(%p,%d): stub\n",iface,dwNewPos);
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverBufferImpl_GetPosition(PIDSDRIVERBUFFER iface,
LPDWORD lpdwPlay, LPDWORD lpdwWrite)
{
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
count_info info;
DWORD ptr;
TRACE("(%p)\n",iface);
if (WOutDev[This->drv->wDevID].state == WINE_WS_CLOSED) {
ERR("device not open, but accessing?\n");
return DSERR_UNINITIALIZED;
}
if (ioctl(This->fd, SNDCTL_DSP_GETOPTR, &info) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_GETOPTR) failed (%s)\n",
WOutDev[This->drv->wDevID].ossdev.dev_name, strerror(errno));
return DSERR_GENERIC;
}
ptr = info.ptr & ~3; /* align the pointer, just in case */
if (lpdwPlay) *lpdwPlay = ptr;
if (lpdwWrite) {
/* add some safety margin (not strictly necessary, but...) */
if (WOutDev[This->drv->wDevID].ossdev.duplex_out_caps.dwSupport & WAVECAPS_SAMPLEACCURATE)
*lpdwWrite = ptr + 32;
else
*lpdwWrite = ptr + WOutDev[This->drv->wDevID].dwFragmentSize;
while (*lpdwWrite >= This->buflen)
*lpdwWrite -= This->buflen;
}
TRACE("playpos=%d, writepos=%d\n", lpdwPlay?*lpdwPlay:0, lpdwWrite?*lpdwWrite:0);
return DS_OK;
}
static HRESULT WINAPI IDsDriverBufferImpl_Play(PIDSDRIVERBUFFER iface, DWORD dwRes1, DWORD dwRes2, DWORD dwFlags)
{
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
int enable;
TRACE("(%p,%x,%x,%x)\n",iface,dwRes1,dwRes2,dwFlags);
WOutDev[This->drv->wDevID].ossdev.bOutputEnabled = TRUE;
enable = getEnables(&WOutDev[This->drv->wDevID].ossdev);
if (ioctl(This->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
if (errno == EINVAL) {
/* Don't give up yet. OSS trigger support is inconsistent. */
if (WOutDev[This->drv->wDevID].ossdev.open_count == 1) {
/* try the opposite input enable */
if (WOutDev[This->drv->wDevID].ossdev.bInputEnabled == FALSE)
WOutDev[This->drv->wDevID].ossdev.bInputEnabled = TRUE;
else
WOutDev[This->drv->wDevID].ossdev.bInputEnabled = FALSE;
/* try it again */
enable = getEnables(&WOutDev[This->drv->wDevID].ossdev);
if (ioctl(This->fd, SNDCTL_DSP_SETTRIGGER, &enable) >= 0)
return DS_OK;
}
}
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n",
WOutDev[This->drv->wDevID].ossdev.dev_name, strerror(errno));
WOutDev[This->drv->wDevID].ossdev.bOutputEnabled = FALSE;
return DSERR_GENERIC;
}
return DS_OK;
}
static HRESULT WINAPI IDsDriverBufferImpl_Stop(PIDSDRIVERBUFFER iface)
{
IDsDriverBufferImpl *This = (IDsDriverBufferImpl *)iface;
int enable;
TRACE("(%p)\n",iface);
/* no more playing */
WOutDev[This->drv->wDevID].ossdev.bOutputEnabled = FALSE;
enable = getEnables(&WOutDev[This->drv->wDevID].ossdev);
if (ioctl(This->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n", WOutDev[This->drv->wDevID].ossdev.dev_name, strerror(errno));
return DSERR_GENERIC;
}
#if 0
/* the play position must be reset to the beginning of the buffer */
if (ioctl(This->fd, SNDCTL_DSP_RESET, 0) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_RESET) failed (%s)\n", WOutDev[This->drv->wDevID].ossdev.dev_name, strerror(errno));
return DSERR_GENERIC;
}
#endif
/* Most OSS drivers just can't stop the playback without closing the device...
* so we need to somehow signal to our DirectSound implementation
* that it should completely recreate this HW buffer...
* this unexpected error code should do the trick... */
/* FIXME: ...unless we are doing full duplex, then it's not nice to close the device */
if (WOutDev[This->drv->wDevID].ossdev.open_count == 1)
return DSERR_BUFFERLOST;
return DS_OK;
}
static const IDsDriverBufferVtbl dsdbvt =
{
IDsDriverBufferImpl_QueryInterface,
IDsDriverBufferImpl_AddRef,
IDsDriverBufferImpl_Release,
IDsDriverBufferImpl_Lock,
IDsDriverBufferImpl_Unlock,
IDsDriverBufferImpl_SetFormat,
IDsDriverBufferImpl_SetFrequency,
IDsDriverBufferImpl_SetVolumePan,
IDsDriverBufferImpl_SetPosition,
IDsDriverBufferImpl_GetPosition,
IDsDriverBufferImpl_Play,
IDsDriverBufferImpl_Stop
};
static HRESULT WINAPI IDsDriverImpl_QueryInterface(PIDSDRIVER iface, REFIID riid, LPVOID *ppobj)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
if ( IsEqualGUID(riid, &IID_IUnknown) ||
IsEqualGUID(riid, &IID_IDsDriver) ) {
IDsDriver_AddRef(iface);
*ppobj = This;
return DS_OK;
}
FIXME( "Unknown IID %s\n", debugstr_guid( riid ) );
*ppobj = 0;
return E_NOINTERFACE;
}
static ULONG WINAPI IDsDriverImpl_AddRef(PIDSDRIVER iface)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount - 1);
return refCount;
}
static ULONG WINAPI IDsDriverImpl_Release(PIDSDRIVER iface)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->ref);
TRACE("(%p) ref was %d\n", This, refCount + 1);
if (!refCount) {
HeapFree(GetProcessHeap(),0,This);
TRACE("(%p) released\n",This);
}
return refCount;
}
static HRESULT WINAPI IDsDriverImpl_GetDriverDesc(PIDSDRIVER iface,
PDSDRIVERDESC pDesc)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
TRACE("(%p,%p)\n",iface,pDesc);
/* copy version from driver */
*pDesc = WOutDev[This->wDevID].ossdev.ds_desc;
pDesc->dwFlags |= DSDDESC_DOMMSYSTEMOPEN | DSDDESC_DOMMSYSTEMSETFORMAT |
DSDDESC_USESYSTEMMEMORY | DSDDESC_DONTNEEDPRIMARYLOCK |
DSDDESC_DONTNEEDSECONDARYLOCK;
pDesc->dnDevNode = WOutDev[This->wDevID].waveDesc.dnDevNode;
pDesc->wVxdId = 0;
pDesc->wReserved = 0;
pDesc->ulDeviceNum = This->wDevID;
pDesc->dwHeapType = DSDHEAP_NOHEAP;
pDesc->pvDirectDrawHeap = NULL;
pDesc->dwMemStartAddress = 0;
pDesc->dwMemEndAddress = 0;
pDesc->dwMemAllocExtra = 0;
pDesc->pvReserved1 = NULL;
pDesc->pvReserved2 = NULL;
return DS_OK;
}
static HRESULT WINAPI IDsDriverImpl_Open(PIDSDRIVER iface)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
int enable;
TRACE("(%p)\n",iface);
/* make sure the card doesn't start playing before we want it to */
WOutDev[This->wDevID].ossdev.bOutputEnabled = FALSE;
WOutDev[This->wDevID].ossdev.bInputEnabled = FALSE;
enable = getEnables(&WOutDev[This->wDevID].ossdev);
if (ioctl(WOutDev[This->wDevID].ossdev.fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n",WOutDev[This->wDevID].ossdev.dev_name, strerror(errno));
return DSERR_GENERIC;
}
return DS_OK;
}
static HRESULT WINAPI IDsDriverImpl_Close(PIDSDRIVER iface)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
TRACE("(%p)\n",iface);
if (This->primary) {
ERR("problem with DirectSound: primary not released\n");
return DSERR_GENERIC;
}
return DS_OK;
}
static HRESULT WINAPI IDsDriverImpl_GetCaps(PIDSDRIVER iface, PDSDRIVERCAPS pCaps)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
TRACE("(%p,%p)\n",iface,pCaps);
*pCaps = WOutDev[This->wDevID].ossdev.ds_caps;
return DS_OK;
}
static HRESULT DSD_CreatePrimaryBuffer(PIDSDRIVER iface,
LPWAVEFORMATEX pwfx,
DWORD dwFlags,
DWORD dwCardAddress,
LPDWORD pdwcbBufferSize,
LPBYTE *ppbBuffer,
LPVOID *ppvObj)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
IDsDriverBufferImpl** ippdsdb = (IDsDriverBufferImpl**)ppvObj;
HRESULT err;
audio_buf_info info;
int enable = 0;
TRACE("(%p,%p,%x,%x,%p,%p,%p)\n",iface,pwfx,dwFlags,dwCardAddress,pdwcbBufferSize,ppbBuffer,ppvObj);
if (This->primary)
return DSERR_ALLOCATED;
if (dwFlags & (DSBCAPS_CTRLFREQUENCY | DSBCAPS_CTRLPAN))
return DSERR_CONTROLUNAVAIL;
*ippdsdb = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDsDriverBufferImpl));
if (*ippdsdb == NULL)
return DSERR_OUTOFMEMORY;
(*ippdsdb)->lpVtbl = &dsdbvt;
(*ippdsdb)->ref = 1;
(*ippdsdb)->drv = This;
copy_format(pwfx, &(*ippdsdb)->wfex);
(*ippdsdb)->fd = WOutDev[This->wDevID].ossdev.fd;
(*ippdsdb)->dwFlags = dwFlags;
/* check how big the DMA buffer is now */
if (ioctl((*ippdsdb)->fd, SNDCTL_DSP_GETOSPACE, &info) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_GETOSPACE) failed (%s)\n",
WOutDev[This->wDevID].ossdev.dev_name, strerror(errno));
HeapFree(GetProcessHeap(),0,*ippdsdb);
*ippdsdb = NULL;
return DSERR_GENERIC;
}
(*ippdsdb)->maplen = (*ippdsdb)->buflen = info.fragstotal * info.fragsize;
/* map the DMA buffer */
err = DSDB_MapBuffer(*ippdsdb);
if (err != DS_OK) {
HeapFree(GetProcessHeap(),0,*ippdsdb);
*ippdsdb = NULL;
return err;
}
/* primary buffer is ready to go */
*pdwcbBufferSize = (*ippdsdb)->maplen;
*ppbBuffer = (*ippdsdb)->mapping;
/* some drivers need some extra nudging after mapping */
WOutDev[This->wDevID].ossdev.bInputEnabled = FALSE;
WOutDev[This->wDevID].ossdev.bOutputEnabled = FALSE;
enable = getEnables(&WOutDev[This->wDevID].ossdev);
if (ioctl((*ippdsdb)->fd, SNDCTL_DSP_SETTRIGGER, &enable) < 0) {
ERR("ioctl(%s, SNDCTL_DSP_SETTRIGGER) failed (%s)\n",
WOutDev[This->wDevID].ossdev.dev_name, strerror(errno));
return DSERR_GENERIC;
}
This->primary = *ippdsdb;
return DS_OK;
}
static HRESULT DSD_CreateSecondaryBuffer(PIDSDRIVER iface,
LPWAVEFORMATEX pwfx,
DWORD dwFlags,
DWORD dwCardAddress,
LPDWORD pdwcbBufferSize,
LPBYTE *ppbBuffer,
LPVOID *ppvObj)
{
IDsDriverImpl *This = (IDsDriverImpl *)iface;
IDsDriverBufferImpl** ippdsdb = (IDsDriverBufferImpl**)ppvObj;
FIXME("(%p,%p,%x,%x,%p,%p,%p): stub\n",This,pwfx,dwFlags,dwCardAddress,pdwcbBufferSize,ppbBuffer,ppvObj);
*ippdsdb = 0;
return DSERR_UNSUPPORTED;
}
static HRESULT WINAPI IDsDriverImpl_CreateSoundBuffer(PIDSDRIVER iface,
LPWAVEFORMATEX pwfx,
DWORD dwFlags,
DWORD dwCardAddress,
LPDWORD pdwcbBufferSize,
LPBYTE *ppbBuffer,
LPVOID *ppvObj)
{
TRACE("(%p,%p,%x,%x,%p,%p,%p)\n",iface,pwfx,dwFlags,dwCardAddress,pdwcbBufferSize,ppbBuffer,ppvObj);
if (dwFlags & DSBCAPS_PRIMARYBUFFER)
return DSD_CreatePrimaryBuffer(iface,pwfx,dwFlags,dwCardAddress,pdwcbBufferSize,ppbBuffer,ppvObj);
return DSD_CreateSecondaryBuffer(iface,pwfx,dwFlags,dwCardAddress,pdwcbBufferSize,ppbBuffer,ppvObj);
}
static HRESULT WINAPI IDsDriverImpl_DuplicateSoundBuffer(PIDSDRIVER iface,
PIDSDRIVERBUFFER pBuffer,
LPVOID *ppvObj)
{
/* IDsDriverImpl *This = (IDsDriverImpl *)iface; */
TRACE("(%p,%p): stub\n",iface,pBuffer);
return DSERR_INVALIDCALL;
}
static const IDsDriverVtbl dsdvt =
{
IDsDriverImpl_QueryInterface,
IDsDriverImpl_AddRef,
IDsDriverImpl_Release,
IDsDriverImpl_GetDriverDesc,
IDsDriverImpl_Open,
IDsDriverImpl_Close,
IDsDriverImpl_GetCaps,
IDsDriverImpl_CreateSoundBuffer,
IDsDriverImpl_DuplicateSoundBuffer
};
static HRESULT IDsDriverPropertySetImpl_Create(
IDsDriverBufferImpl * dsdb,
IDsDriverPropertySetImpl **pdsdps)
{
IDsDriverPropertySetImpl * dsdps;
TRACE("(%p,%p)\n",dsdb,pdsdps);
dsdps = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*dsdps));
if (dsdps == NULL) {
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
dsdps->ref = 0;
dsdps->lpVtbl = &dsdpsvt;
dsdps->buffer = dsdb;
dsdb->property_set = dsdps;
IDsDriverBuffer_AddRef((PIDSDRIVER)dsdb);
*pdsdps = dsdps;
return DS_OK;
}
static HRESULT IDsDriverNotifyImpl_Create(
IDsDriverBufferImpl * dsdb,
IDsDriverNotifyImpl **pdsdn)
{
IDsDriverNotifyImpl * dsdn;
TRACE("(%p,%p)\n",dsdb,pdsdn);
dsdn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*dsdn));
if (dsdn == NULL) {
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
dsdn->ref = 0;
dsdn->lpVtbl = &dsdnvt;
dsdn->buffer = dsdb;
dsdb->notify = dsdn;
IDsDriverBuffer_AddRef((PIDSDRIVER)dsdb);
*pdsdn = dsdn;
return DS_OK;
}
DWORD wodDsCreate(UINT wDevID, PIDSDRIVER* drv)
{
IDsDriverImpl** idrv = (IDsDriverImpl**)drv;
TRACE("(%d,%p)\n",wDevID,drv);
/* the HAL isn't much better than the HEL if we can't do mmap() */
if (!(WOutDev[wDevID].ossdev.duplex_out_caps.dwSupport & WAVECAPS_DIRECTSOUND)) {
WARN("Warn DirectSound flag not set, falling back to HEL layer\n");
return MMSYSERR_NOTSUPPORTED;
}
*idrv = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDsDriverImpl));
if (!*idrv)
return MMSYSERR_NOMEM;
(*idrv)->lpVtbl = &dsdvt;
(*idrv)->ref = 1;
(*idrv)->wDevID = wDevID;
(*idrv)->primary = NULL;
(*idrv)->nrofsecondaries = 0;
(*idrv)->secondaries = NULL;
return MMSYSERR_NOERROR;
}
DWORD wodDsDesc(UINT wDevID, PDSDRIVERDESC desc)
{
TRACE("(%d,%p)\n",wDevID,desc);
*desc = WOutDev[wDevID].ossdev.ds_desc;
return MMSYSERR_NOERROR;
}
#endif /* HAVE_OSS */
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