wine/dlls/dsound/capture.c

1520 lines
46 KiB
C

/* DirectSoundCapture
*
* Copyright 1998 Marcus Meissner
* Copyright 1998 Rob Riggs
* Copyright 2000-2001 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/*
* TODO:
* Implement FX support.
* Implement both IDirectSoundCaptureBuffer and IDirectSoundCaptureBuffer8
* Make DirectSoundCaptureCreate and DirectSoundCaptureCreate8 behave differently
*/
#include <stdarg.h>
#define NONAMELESSSTRUCT
#define NONAMELESSUNION
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "mmsystem.h"
#include "mmddk.h"
#include "winternl.h"
#include "winnls.h"
#include "wine/debug.h"
#include "dsound.h"
#include "dsdriver.h"
#include "dsound_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(dsound);
/*****************************************************************************
* IDirectSoundCapture implementation structure
*/
struct IDirectSoundCaptureImpl
{
/* IUnknown fields */
const IDirectSoundCaptureVtbl *lpVtbl;
LONG ref;
DirectSoundCaptureDevice *device;
};
static HRESULT IDirectSoundCaptureImpl_Create(LPDIRECTSOUNDCAPTURE8 * ppds);
/*****************************************************************************
* IDirectSoundCaptureNotify implementation structure
*/
struct IDirectSoundCaptureNotifyImpl
{
/* IUnknown fields */
const IDirectSoundNotifyVtbl *lpVtbl;
LONG ref;
IDirectSoundCaptureBufferImpl* dscb;
};
static HRESULT IDirectSoundCaptureNotifyImpl_Create(IDirectSoundCaptureBufferImpl *dscb,
IDirectSoundCaptureNotifyImpl ** pdscn);
DirectSoundCaptureDevice * DSOUND_capture[MAXWAVEDRIVERS];
static HRESULT DirectSoundCaptureDevice_Create(DirectSoundCaptureDevice ** ppDevice);
static const char * const captureStateString[] = {
"STATE_STOPPED",
"STATE_STARTING",
"STATE_CAPTURING",
"STATE_STOPPING"
};
HRESULT DSOUND_CaptureCreate(
REFIID riid,
LPDIRECTSOUNDCAPTURE *ppDSC)
{
LPDIRECTSOUNDCAPTURE pDSC;
HRESULT hr;
TRACE("(%s, %p)\n", debugstr_guid(riid), ppDSC);
if (!IsEqualIID(riid, &IID_IUnknown) &&
!IsEqualIID(riid, &IID_IDirectSoundCapture)) {
*ppDSC = 0;
return E_NOINTERFACE;
}
/* Get dsound configuration */
setup_dsound_options();
hr = IDirectSoundCaptureImpl_Create(&pDSC);
if (hr == DS_OK) {
IDirectSoundCapture_AddRef(pDSC);
*ppDSC = pDSC;
} else {
WARN("IDirectSoundCaptureImpl_Create failed\n");
*ppDSC = 0;
}
return hr;
}
HRESULT DSOUND_CaptureCreate8(
REFIID riid,
LPDIRECTSOUNDCAPTURE8 *ppDSC8)
{
LPDIRECTSOUNDCAPTURE8 pDSC8;
HRESULT hr;
TRACE("(%s, %p)\n", debugstr_guid(riid), ppDSC8);
if (!IsEqualIID(riid, &IID_IUnknown) &&
!IsEqualIID(riid, &IID_IDirectSoundCapture8)) {
*ppDSC8 = 0;
return E_NOINTERFACE;
}
/* Get dsound configuration */
setup_dsound_options();
hr = IDirectSoundCaptureImpl_Create(&pDSC8);
if (hr == DS_OK) {
IDirectSoundCapture_AddRef(pDSC8);
*ppDSC8 = pDSC8;
} else {
WARN("IDirectSoundCaptureImpl_Create failed\n");
*ppDSC8 = 0;
}
return hr;
}
/***************************************************************************
* DirectSoundCaptureCreate [DSOUND.6]
*
* Create and initialize a DirectSoundCapture interface.
*
* PARAMS
* lpcGUID [I] Address of the GUID that identifies the sound capture device.
* lplpDSC [O] Address of a variable to receive the interface pointer.
* pUnkOuter [I] Must be NULL.
*
* RETURNS
* Success: DS_OK
* Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
* DSERR_OUTOFMEMORY
*
* NOTES
* lpcGUID must be one of the values returned from DirectSoundCaptureEnumerate
* or NULL for the default device or DSDEVID_DefaultCapture or
* DSDEVID_DefaultVoiceCapture.
*
* DSERR_ALLOCATED is returned for sound devices that do not support full duplex.
*/
HRESULT WINAPI DirectSoundCaptureCreate(
LPCGUID lpcGUID,
LPDIRECTSOUNDCAPTURE *ppDSC,
LPUNKNOWN pUnkOuter)
{
HRESULT hr;
LPDIRECTSOUNDCAPTURE pDSC;
TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), ppDSC, pUnkOuter);
if (ppDSC == NULL) {
WARN("invalid parameter: ppDSC == NULL\n");
return DSERR_INVALIDPARAM;
}
if (pUnkOuter) {
WARN("invalid parameter: pUnkOuter != NULL\n");
*ppDSC = NULL;
return DSERR_NOAGGREGATION;
}
hr = DSOUND_CaptureCreate(&IID_IDirectSoundCapture, &pDSC);
if (hr == DS_OK) {
hr = IDirectSoundCapture_Initialize(pDSC, lpcGUID);
if (hr != DS_OK) {
IDirectSoundCapture_Release(pDSC);
pDSC = 0;
}
}
*ppDSC = pDSC;
return hr;
}
/***************************************************************************
* DirectSoundCaptureCreate8 [DSOUND.12]
*
* Create and initialize a DirectSoundCapture interface.
*
* PARAMS
* lpcGUID [I] Address of the GUID that identifies the sound capture device.
* lplpDSC [O] Address of a variable to receive the interface pointer.
* pUnkOuter [I] Must be NULL.
*
* RETURNS
* Success: DS_OK
* Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
* DSERR_OUTOFMEMORY
*
* NOTES
* lpcGUID must be one of the values returned from DirectSoundCaptureEnumerate
* or NULL for the default device or DSDEVID_DefaultCapture or
* DSDEVID_DefaultVoiceCapture.
*
* DSERR_ALLOCATED is returned for sound devices that do not support full duplex.
*/
HRESULT WINAPI DirectSoundCaptureCreate8(
LPCGUID lpcGUID,
LPDIRECTSOUNDCAPTURE8 *ppDSC8,
LPUNKNOWN pUnkOuter)
{
HRESULT hr;
LPDIRECTSOUNDCAPTURE8 pDSC8;
TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), ppDSC8, pUnkOuter);
if (ppDSC8 == NULL) {
WARN("invalid parameter: ppDSC8 == NULL\n");
return DSERR_INVALIDPARAM;
}
if (pUnkOuter) {
WARN("invalid parameter: pUnkOuter != NULL\n");
*ppDSC8 = NULL;
return DSERR_NOAGGREGATION;
}
hr = DSOUND_CaptureCreate8(&IID_IDirectSoundCapture8, &pDSC8);
if (hr == DS_OK) {
hr = IDirectSoundCapture_Initialize(pDSC8, lpcGUID);
if (hr != DS_OK) {
IDirectSoundCapture_Release(pDSC8);
pDSC8 = 0;
}
}
*ppDSC8 = pDSC8;
return hr;
}
static void capture_CheckNotify(IDirectSoundCaptureBufferImpl *This, DWORD from, DWORD len)
{
int i;
for (i = 0; i < This->nrofnotifies; ++i) {
LPDSBPOSITIONNOTIFY event = This->notifies + i;
DWORD offset = event->dwOffset;
TRACE("checking %d, position %d, event = %p\n", i, offset, event->hEventNotify);
if (offset == DSBPN_OFFSETSTOP) {
if (!from && !len) {
SetEvent(event->hEventNotify);
TRACE("signalled event %p (%d)\n", event->hEventNotify, i);
return;
}
else return;
}
if (offset >= from && offset < (from + len))
{
TRACE("signalled event %p (%d)\n", event->hEventNotify, i);
SetEvent(event->hEventNotify);
}
}
}
static void CALLBACK
DSOUND_capture_callback(HWAVEIN hwi, UINT msg, DWORD_PTR dwUser, DWORD_PTR dw1,
DWORD_PTR dw2)
{
DirectSoundCaptureDevice * This = (DirectSoundCaptureDevice*)dwUser;
IDirectSoundCaptureBufferImpl * Moi = This->capture_buffer;
TRACE("(%p,%08x(%s),%08lx,%08lx,%08lx) entering at %d\n",hwi,msg,
msg == MM_WIM_OPEN ? "MM_WIM_OPEN" : msg == MM_WIM_CLOSE ? "MM_WIM_CLOSE" :
msg == MM_WIM_DATA ? "MM_WIM_DATA" : "UNKNOWN",dwUser,dw1,dw2,GetTickCount());
if (msg == MM_WIM_DATA) {
EnterCriticalSection( &(This->lock) );
TRACE("DirectSoundCapture msg=MM_WIM_DATA, old This->state=%s, old This->index=%d\n",
captureStateString[This->state],This->index);
if (This->state != STATE_STOPPED) {
int index = This->index;
if (This->state == STATE_STARTING)
This->state = STATE_CAPTURING;
capture_CheckNotify(Moi, (DWORD_PTR)This->pwave[index].lpData - (DWORD_PTR)This->buffer, This->pwave[index].dwBufferLength);
This->index = (This->index + 1) % This->nrofpwaves;
if ( (This->index == 0) && !(This->capture_buffer->flags & DSCBSTART_LOOPING) ) {
TRACE("end of buffer\n");
This->state = STATE_STOPPED;
capture_CheckNotify(Moi, 0, 0);
} else {
if (This->state == STATE_CAPTURING) {
waveInUnprepareHeader(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
waveInPrepareHeader(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
waveInAddBuffer(hwi, &(This->pwave[index]), sizeof(WAVEHDR));
} else if (This->state == STATE_STOPPING) {
TRACE("stopping\n");
This->state = STATE_STOPPED;
}
}
}
TRACE("DirectSoundCapture new This->state=%s, new This->index=%d\n",
captureStateString[This->state],This->index);
LeaveCriticalSection( &(This->lock) );
}
TRACE("completed\n");
}
/***************************************************************************
* IDirectSoundCaptureImpl
*/
static HRESULT WINAPI
IDirectSoundCaptureImpl_QueryInterface(
LPDIRECTSOUNDCAPTURE iface,
REFIID riid,
LPVOID* ppobj )
{
IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
if (ppobj == NULL) {
WARN("invalid parameter\n");
return E_INVALIDARG;
}
*ppobj = NULL;
if (IsEqualIID(riid, &IID_IUnknown)) {
IDirectSoundCapture_AddRef((LPDIRECTSOUNDCAPTURE)This);
*ppobj = This;
return DS_OK;
} else if (IsEqualIID(riid, &IID_IDirectSoundCapture)) {
IDirectSoundCapture_AddRef((LPDIRECTSOUNDCAPTURE)This);
*ppobj = This;
return DS_OK;
}
WARN("unsupported riid: %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
static ULONG WINAPI
IDirectSoundCaptureImpl_AddRef( LPDIRECTSOUNDCAPTURE iface )
{
IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
ULONG ref = InterlockedIncrement(&(This->ref));
TRACE("(%p) ref was %d\n", This, ref - 1);
return ref;
}
static ULONG WINAPI
IDirectSoundCaptureImpl_Release( LPDIRECTSOUNDCAPTURE iface )
{
IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
ULONG ref = InterlockedDecrement(&(This->ref));
TRACE("(%p) ref was %d\n", This, ref + 1);
if (!ref) {
if (This->device)
DirectSoundCaptureDevice_Release(This->device);
HeapFree( GetProcessHeap(), 0, This );
TRACE("(%p) released\n", This);
}
return ref;
}
HRESULT WINAPI IDirectSoundCaptureImpl_CreateCaptureBuffer(
LPDIRECTSOUNDCAPTURE iface,
LPCDSCBUFFERDESC lpcDSCBufferDesc,
LPDIRECTSOUNDCAPTUREBUFFER* lplpDSCaptureBuffer,
LPUNKNOWN pUnk )
{
HRESULT hr;
IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
TRACE( "(%p,%p,%p,%p)\n",iface,lpcDSCBufferDesc,lplpDSCaptureBuffer,pUnk);
if (lpcDSCBufferDesc == NULL) {
WARN("invalid parameter: lpcDSCBufferDesc == NULL)\n");
return DSERR_INVALIDPARAM;
}
if (lplpDSCaptureBuffer == NULL) {
WARN("invalid parameter: lplpDSCaptureBuffer == NULL\n");
return DSERR_INVALIDPARAM;
}
if (pUnk != NULL) {
WARN("invalid parameter: pUnk != NULL\n");
return DSERR_INVALIDPARAM;
}
/* FIXME: We can only have one buffer so what do we do here? */
if (This->device->capture_buffer) {
WARN("lnvalid parameter: already has buffer\n");
return DSERR_INVALIDPARAM; /* DSERR_GENERIC ? */
}
hr = IDirectSoundCaptureBufferImpl_Create(This->device,
(IDirectSoundCaptureBufferImpl **)lplpDSCaptureBuffer, lpcDSCBufferDesc);
if (hr != DS_OK)
WARN("IDirectSoundCaptureBufferImpl_Create failed\n");
return hr;
}
HRESULT WINAPI IDirectSoundCaptureImpl_GetCaps(
LPDIRECTSOUNDCAPTURE iface,
LPDSCCAPS lpDSCCaps )
{
IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
TRACE("(%p,%p)\n",This,lpDSCCaps);
if (This->device == NULL) {
WARN("not initialized\n");
return DSERR_UNINITIALIZED;
}
if (lpDSCCaps== NULL) {
WARN("invalid parameter: lpDSCCaps== NULL\n");
return DSERR_INVALIDPARAM;
}
if (lpDSCCaps->dwSize < sizeof(*lpDSCCaps)) {
WARN("invalid parameter: lpDSCCaps->dwSize = %d\n", lpDSCCaps->dwSize);
return DSERR_INVALIDPARAM;
}
lpDSCCaps->dwFlags = This->device->drvcaps.dwFlags;
lpDSCCaps->dwFormats = This->device->drvcaps.dwFormats;
lpDSCCaps->dwChannels = This->device->drvcaps.dwChannels;
TRACE("(flags=0x%08x,format=0x%08x,channels=%d)\n",lpDSCCaps->dwFlags,
lpDSCCaps->dwFormats, lpDSCCaps->dwChannels);
return DS_OK;
}
HRESULT WINAPI IDirectSoundCaptureImpl_Initialize(
LPDIRECTSOUNDCAPTURE iface,
LPCGUID lpcGUID )
{
IDirectSoundCaptureImpl *This = (IDirectSoundCaptureImpl *)iface;
TRACE("(%p,%s)\n", This, debugstr_guid(lpcGUID));
if (This->device != NULL) {
WARN("already initialized\n");
return DSERR_ALREADYINITIALIZED;
}
return DirectSoundCaptureDevice_Initialize(&This->device, lpcGUID);
}
static const IDirectSoundCaptureVtbl dscvt =
{
/* IUnknown methods */
IDirectSoundCaptureImpl_QueryInterface,
IDirectSoundCaptureImpl_AddRef,
IDirectSoundCaptureImpl_Release,
/* IDirectSoundCapture methods */
IDirectSoundCaptureImpl_CreateCaptureBuffer,
IDirectSoundCaptureImpl_GetCaps,
IDirectSoundCaptureImpl_Initialize
};
static HRESULT IDirectSoundCaptureImpl_Create(
LPDIRECTSOUNDCAPTURE8 * ppDSC)
{
IDirectSoundCaptureImpl *pDSC;
TRACE("(%p)\n", ppDSC);
/* Allocate memory */
pDSC = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(IDirectSoundCaptureImpl));
if (pDSC == NULL) {
WARN("out of memory\n");
*ppDSC = NULL;
return DSERR_OUTOFMEMORY;
}
pDSC->lpVtbl = &dscvt;
pDSC->ref = 0;
pDSC->device = NULL;
*ppDSC = (LPDIRECTSOUNDCAPTURE8)pDSC;
return DS_OK;
}
/*******************************************************************************
* IDirectSoundCaptureNotify
*/
static HRESULT WINAPI IDirectSoundCaptureNotifyImpl_QueryInterface(
LPDIRECTSOUNDNOTIFY iface,
REFIID riid,
LPVOID *ppobj)
{
IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
TRACE("(%p,%s,%p)\n",This,debugstr_guid(riid),ppobj);
if (This->dscb == NULL) {
WARN("invalid parameter\n");
return E_INVALIDARG;
}
return IDirectSoundCaptureBuffer_QueryInterface((LPDIRECTSOUNDCAPTUREBUFFER)This->dscb, riid, ppobj);
}
static ULONG WINAPI IDirectSoundCaptureNotifyImpl_AddRef(LPDIRECTSOUNDNOTIFY iface)
{
IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
ULONG ref = InterlockedIncrement(&(This->ref));
TRACE("(%p) ref was %d\n", This, ref - 1);
return ref;
}
static ULONG WINAPI IDirectSoundCaptureNotifyImpl_Release(LPDIRECTSOUNDNOTIFY iface)
{
IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
ULONG ref = InterlockedDecrement(&(This->ref));
TRACE("(%p) ref was %d\n", This, ref + 1);
if (!ref) {
if (This->dscb->hwnotify)
IDsDriverNotify_Release(This->dscb->hwnotify);
This->dscb->notify=NULL;
IDirectSoundCaptureBuffer_Release((LPDIRECTSOUNDCAPTUREBUFFER)This->dscb);
HeapFree(GetProcessHeap(),0,This);
TRACE("(%p) released\n", This);
}
return ref;
}
static HRESULT WINAPI IDirectSoundCaptureNotifyImpl_SetNotificationPositions(
LPDIRECTSOUNDNOTIFY iface,
DWORD howmuch,
LPCDSBPOSITIONNOTIFY notify)
{
IDirectSoundCaptureNotifyImpl *This = (IDirectSoundCaptureNotifyImpl *)iface;
TRACE("(%p,0x%08x,%p)\n",This,howmuch,notify);
if (howmuch > 0 && notify == NULL) {
WARN("invalid parameter: notify == NULL\n");
return DSERR_INVALIDPARAM;
}
if (TRACE_ON(dsound)) {
unsigned int i;
for (i=0;i<howmuch;i++)
TRACE("notify at %d to %p\n",
notify[i].dwOffset,notify[i].hEventNotify);
}
if (This->dscb->hwnotify) {
HRESULT hres;
hres = IDsDriverNotify_SetNotificationPositions(This->dscb->hwnotify, howmuch, notify);
if (hres != DS_OK)
WARN("IDsDriverNotify_SetNotificationPositions failed\n");
return hres;
} else if (howmuch > 0) {
/* Make an internal copy of the caller-supplied array.
* Replace the existing copy if one is already present. */
if (This->dscb->notifies)
This->dscb->notifies = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
This->dscb->notifies, howmuch * sizeof(DSBPOSITIONNOTIFY));
else
This->dscb->notifies = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
howmuch * sizeof(DSBPOSITIONNOTIFY));
if (This->dscb->notifies == NULL) {
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
CopyMemory(This->dscb->notifies, notify, howmuch * sizeof(DSBPOSITIONNOTIFY));
This->dscb->nrofnotifies = howmuch;
} else {
HeapFree(GetProcessHeap(), 0, This->dscb->notifies);
This->dscb->notifies = NULL;
This->dscb->nrofnotifies = 0;
}
return S_OK;
}
static const IDirectSoundNotifyVtbl dscnvt =
{
IDirectSoundCaptureNotifyImpl_QueryInterface,
IDirectSoundCaptureNotifyImpl_AddRef,
IDirectSoundCaptureNotifyImpl_Release,
IDirectSoundCaptureNotifyImpl_SetNotificationPositions,
};
static HRESULT IDirectSoundCaptureNotifyImpl_Create(
IDirectSoundCaptureBufferImpl *dscb,
IDirectSoundCaptureNotifyImpl **pdscn)
{
IDirectSoundCaptureNotifyImpl * dscn;
TRACE("(%p,%p)\n",dscb,pdscn);
dscn = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*dscn));
if (dscn == NULL) {
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
dscn->ref = 0;
dscn->lpVtbl = &dscnvt;
dscn->dscb = dscb;
dscb->notify = dscn;
IDirectSoundCaptureBuffer_AddRef((LPDIRECTSOUNDCAPTUREBUFFER)dscb);
*pdscn = dscn;
return DS_OK;
}
/*******************************************************************************
* IDirectSoundCaptureBuffer
*/
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_QueryInterface(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
REFIID riid,
LPVOID* ppobj )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
HRESULT hres;
TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
if (ppobj == NULL) {
WARN("invalid parameter\n");
return E_INVALIDARG;
}
*ppobj = NULL;
if ( IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
if (!This->notify)
hres = IDirectSoundCaptureNotifyImpl_Create(This, &This->notify);
if (This->notify) {
IDirectSoundNotify_AddRef((LPDIRECTSOUNDNOTIFY)This->notify);
if (This->device->hwbuf && !This->hwnotify) {
hres = IDsCaptureDriverBuffer_QueryInterface(This->device->hwbuf,
&IID_IDsDriverNotify, (LPVOID*)&(This->hwnotify));
if (hres != DS_OK) {
WARN("IDsCaptureDriverBuffer_QueryInterface failed\n");
IDirectSoundNotify_Release((LPDIRECTSOUNDNOTIFY)This->notify);
*ppobj = 0;
return hres;
}
}
*ppobj = This->notify;
return DS_OK;
}
WARN("IID_IDirectSoundNotify\n");
return E_FAIL;
}
if ( IsEqualGUID( &IID_IDirectSoundCaptureBuffer, riid ) ||
IsEqualGUID( &IID_IDirectSoundCaptureBuffer8, riid ) ) {
IDirectSoundCaptureBuffer8_AddRef(iface);
*ppobj = This;
return NO_ERROR;
}
FIXME("(%p,%s,%p) unsupported GUID\n", This, debugstr_guid(riid), ppobj);
return E_NOINTERFACE;
}
static ULONG WINAPI
IDirectSoundCaptureBufferImpl_AddRef( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
ULONG ref = InterlockedIncrement(&(This->ref));
TRACE("(%p) ref was %d\n", This, ref - 1);
return ref;
}
static ULONG WINAPI
IDirectSoundCaptureBufferImpl_Release( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
ULONG ref = InterlockedDecrement(&(This->ref));
TRACE("(%p) ref was %d\n", This, ref + 1);
if (!ref) {
TRACE("deleting object\n");
if (This->device->state == STATE_CAPTURING)
This->device->state = STATE_STOPPING;
HeapFree(GetProcessHeap(),0, This->pdscbd);
if (This->device->hwi) {
waveInReset(This->device->hwi);
waveInClose(This->device->hwi);
HeapFree(GetProcessHeap(),0, This->device->pwave);
This->device->pwave = 0;
This->device->hwi = 0;
}
if (This->device->hwbuf)
IDsCaptureDriverBuffer_Release(This->device->hwbuf);
/* remove from DirectSoundCaptureDevice */
This->device->capture_buffer = NULL;
if (This->notify)
IDirectSoundNotify_Release((LPDIRECTSOUNDNOTIFY)This->notify);
/* If driver manages its own buffer, IDsCaptureDriverBuffer_Release
should have freed the buffer. Prevent freeing it again in
IDirectSoundCaptureBufferImpl_Create */
if (!(This->device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY))
This->device->buffer = NULL;
HeapFree(GetProcessHeap(), 0, This->notifies);
HeapFree( GetProcessHeap(), 0, This );
TRACE("(%p) released\n", This);
}
return ref;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetCaps(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDSCBCAPS lpDSCBCaps )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
TRACE( "(%p,%p)\n", This, lpDSCBCaps );
if (lpDSCBCaps == NULL) {
WARN("invalid parameter: lpDSCBCaps == NULL\n");
return DSERR_INVALIDPARAM;
}
if (lpDSCBCaps->dwSize < sizeof(DSCBCAPS)) {
WARN("invalid parameter: lpDSCBCaps->dwSize = %d\n", lpDSCBCaps->dwSize);
return DSERR_INVALIDPARAM;
}
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
lpDSCBCaps->dwSize = sizeof(DSCBCAPS);
lpDSCBCaps->dwFlags = This->flags;
lpDSCBCaps->dwBufferBytes = This->pdscbd->dwBufferBytes;
lpDSCBCaps->dwReserved = 0;
TRACE("returning DS_OK\n");
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetCurrentPosition(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDWORD lpdwCapturePosition,
LPDWORD lpdwReadPosition )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
HRESULT hres = DS_OK;
TRACE( "(%p,%p,%p)\n", This, lpdwCapturePosition, lpdwReadPosition );
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
if (This->device->driver) {
hres = IDsCaptureDriverBuffer_GetPosition(This->device->hwbuf, lpdwCapturePosition, lpdwReadPosition );
if (hres != DS_OK)
WARN("IDsCaptureDriverBuffer_GetPosition failed\n");
} else if (This->device->hwi) {
DWORD pos;
EnterCriticalSection(&This->device->lock);
pos = (DWORD_PTR)This->device->pwave[This->device->index].lpData - (DWORD_PTR)This->device->buffer;
if (lpdwCapturePosition)
*lpdwCapturePosition = (This->device->pwave[This->device->index].dwBufferLength + pos) % This->device->buflen;
if (lpdwReadPosition)
*lpdwReadPosition = pos;
LeaveCriticalSection(&This->device->lock);
} else {
WARN("no driver\n");
hres = DSERR_NODRIVER;
}
TRACE("cappos=%d readpos=%d\n", (lpdwCapturePosition?*lpdwCapturePosition:-1), (lpdwReadPosition?*lpdwReadPosition:-1));
TRACE("returning %08x\n", hres);
return hres;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetFormat(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPWAVEFORMATEX lpwfxFormat,
DWORD dwSizeAllocated,
LPDWORD lpdwSizeWritten )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
HRESULT hres = DS_OK;
TRACE( "(%p,%p,0x%08x,%p)\n", This, lpwfxFormat, dwSizeAllocated,
lpdwSizeWritten );
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
if (dwSizeAllocated > (sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize))
dwSizeAllocated = sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize;
if (lpwfxFormat) { /* NULL is valid (just want size) */
CopyMemory(lpwfxFormat, This->device->pwfx, dwSizeAllocated);
if (lpdwSizeWritten)
*lpdwSizeWritten = dwSizeAllocated;
} else {
if (lpdwSizeWritten)
*lpdwSizeWritten = sizeof(WAVEFORMATEX) + This->device->pwfx->cbSize;
else {
TRACE("invalid parameter: lpdwSizeWritten = NULL\n");
hres = DSERR_INVALIDPARAM;
}
}
TRACE("returning %08x\n", hres);
return hres;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetStatus(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDWORD lpdwStatus )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
TRACE( "(%p, %p), thread is %04x\n", This, lpdwStatus, GetCurrentThreadId() );
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
if (lpdwStatus == NULL) {
WARN("invalid parameter: lpdwStatus == NULL\n");
return DSERR_INVALIDPARAM;
}
*lpdwStatus = 0;
EnterCriticalSection(&(This->device->lock));
TRACE("old This->device->state=%s, old lpdwStatus=%08x\n",
captureStateString[This->device->state],*lpdwStatus);
if ((This->device->state == STATE_STARTING) ||
(This->device->state == STATE_CAPTURING)) {
*lpdwStatus |= DSCBSTATUS_CAPTURING;
if (This->flags & DSCBSTART_LOOPING)
*lpdwStatus |= DSCBSTATUS_LOOPING;
}
TRACE("new This->device->state=%s, new lpdwStatus=%08x\n",
captureStateString[This->device->state],*lpdwStatus);
LeaveCriticalSection(&(This->device->lock));
TRACE("status=%x\n", *lpdwStatus);
TRACE("returning DS_OK\n");
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Initialize(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDIRECTSOUNDCAPTURE lpDSC,
LPCDSCBUFFERDESC lpcDSCBDesc )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
FIXME( "(%p,%p,%p): stub\n", This, lpDSC, lpcDSCBDesc );
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Lock(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
DWORD dwReadCusor,
DWORD dwReadBytes,
LPVOID* lplpvAudioPtr1,
LPDWORD lpdwAudioBytes1,
LPVOID* lplpvAudioPtr2,
LPDWORD lpdwAudioBytes2,
DWORD dwFlags )
{
HRESULT hres = DS_OK;
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
TRACE( "(%p,%08u,%08u,%p,%p,%p,%p,0x%08x) at %d\n", This, dwReadCusor,
dwReadBytes, lplpvAudioPtr1, lpdwAudioBytes1, lplpvAudioPtr2,
lpdwAudioBytes2, dwFlags, GetTickCount() );
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
if (lplpvAudioPtr1 == NULL) {
WARN("invalid parameter: lplpvAudioPtr1 == NULL\n");
return DSERR_INVALIDPARAM;
}
if (lpdwAudioBytes1 == NULL) {
WARN("invalid parameter: lpdwAudioBytes1 == NULL\n");
return DSERR_INVALIDPARAM;
}
EnterCriticalSection(&(This->device->lock));
if (This->device->driver) {
hres = IDsCaptureDriverBuffer_Lock(This->device->hwbuf, lplpvAudioPtr1,
lpdwAudioBytes1, lplpvAudioPtr2,
lpdwAudioBytes2, dwReadCusor,
dwReadBytes, dwFlags);
if (hres != DS_OK)
WARN("IDsCaptureDriverBuffer_Lock failed\n");
} else if (This->device->hwi) {
*lplpvAudioPtr1 = This->device->buffer + dwReadCusor;
if ( (dwReadCusor + dwReadBytes) > This->device->buflen) {
*lpdwAudioBytes1 = This->device->buflen - dwReadCusor;
if (lplpvAudioPtr2)
*lplpvAudioPtr2 = This->device->buffer;
if (lpdwAudioBytes2)
*lpdwAudioBytes2 = dwReadBytes - *lpdwAudioBytes1;
} else {
*lpdwAudioBytes1 = dwReadBytes;
if (lplpvAudioPtr2)
*lplpvAudioPtr2 = 0;
if (lpdwAudioBytes2)
*lpdwAudioBytes2 = 0;
}
} else {
TRACE("invalid call\n");
hres = DSERR_INVALIDCALL; /* DSERR_NODRIVER ? */
}
LeaveCriticalSection(&(This->device->lock));
TRACE("returning %08x\n", hres);
return hres;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Start(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
DWORD dwFlags )
{
HRESULT hres = DS_OK;
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
TRACE( "(%p,0x%08x)\n", This, dwFlags );
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
if ( (This->device->driver == 0) && (This->device->hwi == 0) ) {
WARN("no driver\n");
return DSERR_NODRIVER;
}
EnterCriticalSection(&(This->device->lock));
This->flags = dwFlags;
TRACE("old This->state=%s\n",captureStateString[This->device->state]);
if (This->device->state == STATE_STOPPED)
This->device->state = STATE_STARTING;
else if (This->device->state == STATE_STOPPING)
This->device->state = STATE_CAPTURING;
TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
LeaveCriticalSection(&(This->device->lock));
if (This->device->driver) {
hres = IDsCaptureDriverBuffer_Start(This->device->hwbuf, dwFlags);
if (hres != DS_OK)
WARN("IDsCaptureDriverBuffer_Start failed\n");
} else if (This->device->hwi) {
DirectSoundCaptureDevice *device = This->device;
if (device->buffer) {
int c;
DWORD blocksize = DSOUND_fraglen(device->pwfx->nSamplesPerSec, device->pwfx->nBlockAlign);
device->nrofpwaves = device->buflen / blocksize + !!(device->buflen % blocksize);
TRACE("nrofpwaves=%d\n", device->nrofpwaves);
/* prepare headers */
if (device->pwave)
device->pwave = HeapReAlloc(GetProcessHeap(), 0,device->pwave, device->nrofpwaves*sizeof(WAVEHDR));
else
device->pwave = HeapAlloc(GetProcessHeap(), 0, device->nrofpwaves*sizeof(WAVEHDR));
for (c = 0; c < device->nrofpwaves; ++c) {
device->pwave[c].lpData = (char *)device->buffer + c * blocksize;
if (c + 1 == device->nrofpwaves)
device->pwave[c].dwBufferLength = device->buflen - c * blocksize;
else
device->pwave[c].dwBufferLength = blocksize;
device->pwave[c].dwBytesRecorded = 0;
device->pwave[c].dwUser = (DWORD_PTR)device;
device->pwave[c].dwFlags = 0;
device->pwave[c].dwLoops = 0;
hres = mmErr(waveInPrepareHeader(device->hwi, &(device->pwave[c]),sizeof(WAVEHDR)));
if (hres != DS_OK) {
WARN("waveInPrepareHeader failed\n");
while (c--)
waveInUnprepareHeader(device->hwi, &(device->pwave[c]),sizeof(WAVEHDR));
break;
}
hres = mmErr(waveInAddBuffer(device->hwi, &(device->pwave[c]), sizeof(WAVEHDR)));
if (hres != DS_OK) {
WARN("waveInAddBuffer failed\n");
while (c--)
waveInUnprepareHeader(device->hwi, &(device->pwave[c]),sizeof(WAVEHDR));
break;
}
}
FillMemory(device->buffer, device->buflen, (device->pwfx->wBitsPerSample == 8) ? 128 : 0);
}
device->index = 0;
if (hres == DS_OK) {
/* start filling the first buffer */
hres = mmErr(waveInStart(device->hwi));
if (hres != DS_OK)
WARN("waveInStart failed\n");
}
if (hres != DS_OK) {
WARN("calling waveInClose because of error\n");
waveInClose(device->hwi);
device->hwi = 0;
}
} else {
WARN("no driver\n");
hres = DSERR_NODRIVER;
}
TRACE("returning %08x\n", hres);
return hres;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Stop( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
{
HRESULT hres = DS_OK;
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
TRACE( "(%p)\n", This );
if (This->device == NULL) {
WARN("invalid parameter: This->device == NULL\n");
return DSERR_INVALIDPARAM;
}
EnterCriticalSection(&(This->device->lock));
TRACE("old This->device->state=%s\n",captureStateString[This->device->state]);
if (This->device->state == STATE_CAPTURING)
This->device->state = STATE_STOPPING;
else if (This->device->state == STATE_STARTING)
This->device->state = STATE_STOPPED;
TRACE("new This->device->state=%s\n",captureStateString[This->device->state]);
LeaveCriticalSection(&(This->device->lock));
if (This->device->driver) {
hres = IDsCaptureDriverBuffer_Stop(This->device->hwbuf);
if (hres != DS_OK)
WARN("IDsCaptureDriverBuffer_Stop() failed\n");
} else if (This->device->hwi) {
hres = mmErr(waveInReset(This->device->hwi));
if (hres != DS_OK)
WARN("waveInReset() failed\n");
} else {
WARN("no driver\n");
hres = DSERR_NODRIVER;
}
TRACE("returning %08x\n", hres);
return hres;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Unlock(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPVOID lpvAudioPtr1,
DWORD dwAudioBytes1,
LPVOID lpvAudioPtr2,
DWORD dwAudioBytes2 )
{
HRESULT hres = DS_OK;
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
TRACE( "(%p,%p,%08u,%p,%08u)\n", This, lpvAudioPtr1, dwAudioBytes1,
lpvAudioPtr2, dwAudioBytes2 );
if (lpvAudioPtr1 == NULL) {
WARN("invalid parameter: lpvAudioPtr1 == NULL\n");
return DSERR_INVALIDPARAM;
}
if (This->device->driver) {
hres = IDsCaptureDriverBuffer_Unlock(This->device->hwbuf, lpvAudioPtr1,
dwAudioBytes1, lpvAudioPtr2, dwAudioBytes2);
if (hres != DS_OK)
WARN("IDsCaptureDriverBuffer_Unlock failed\n");
} else if (!This->device->hwi) {
WARN("invalid call\n");
hres = DSERR_INVALIDCALL;
}
TRACE("returning %08x\n", hres);
return hres;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetObjectInPath(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
REFGUID rguidObject,
DWORD dwIndex,
REFGUID rguidInterface,
LPVOID* ppObject )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
FIXME( "(%p,%s,%u,%s,%p): stub\n", This, debugstr_guid(rguidObject),
dwIndex, debugstr_guid(rguidInterface), ppObject );
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetFXStatus(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
DWORD dwFXCount,
LPDWORD pdwFXStatus )
{
IDirectSoundCaptureBufferImpl *This = (IDirectSoundCaptureBufferImpl *)iface;
FIXME( "(%p,%u,%p): stub\n", This, dwFXCount, pdwFXStatus );
return DS_OK;
}
static const IDirectSoundCaptureBuffer8Vtbl dscbvt =
{
/* IUnknown methods */
IDirectSoundCaptureBufferImpl_QueryInterface,
IDirectSoundCaptureBufferImpl_AddRef,
IDirectSoundCaptureBufferImpl_Release,
/* IDirectSoundCaptureBuffer methods */
IDirectSoundCaptureBufferImpl_GetCaps,
IDirectSoundCaptureBufferImpl_GetCurrentPosition,
IDirectSoundCaptureBufferImpl_GetFormat,
IDirectSoundCaptureBufferImpl_GetStatus,
IDirectSoundCaptureBufferImpl_Initialize,
IDirectSoundCaptureBufferImpl_Lock,
IDirectSoundCaptureBufferImpl_Start,
IDirectSoundCaptureBufferImpl_Stop,
IDirectSoundCaptureBufferImpl_Unlock,
/* IDirectSoundCaptureBuffer methods */
IDirectSoundCaptureBufferImpl_GetObjectInPath,
IDirectSoundCaptureBufferImpl_GetFXStatus
};
HRESULT IDirectSoundCaptureBufferImpl_Create(
DirectSoundCaptureDevice *device,
IDirectSoundCaptureBufferImpl ** ppobj,
LPCDSCBUFFERDESC lpcDSCBufferDesc)
{
LPWAVEFORMATEX wfex;
TRACE( "(%p,%p,%p)\n", device, ppobj, lpcDSCBufferDesc);
if (ppobj == NULL) {
WARN("invalid parameter: ppobj == NULL\n");
return DSERR_INVALIDPARAM;
}
if (!device) {
WARN("not initialized\n");
*ppobj = NULL;
return DSERR_UNINITIALIZED;
}
if (lpcDSCBufferDesc == NULL) {
WARN("invalid parameter: lpcDSCBufferDesc == NULL\n");
*ppobj = NULL;
return DSERR_INVALIDPARAM;
}
if ( ((lpcDSCBufferDesc->dwSize != sizeof(DSCBUFFERDESC)) &&
(lpcDSCBufferDesc->dwSize != sizeof(DSCBUFFERDESC1))) ||
(lpcDSCBufferDesc->dwBufferBytes == 0) ||
(lpcDSCBufferDesc->lpwfxFormat == NULL) ) { /* FIXME: DSERR_BADFORMAT ? */
WARN("invalid lpcDSCBufferDesc\n");
*ppobj = NULL;
return DSERR_INVALIDPARAM;
}
wfex = lpcDSCBufferDesc->lpwfxFormat;
TRACE("(formattag=0x%04x,chans=%d,samplerate=%d,"
"bytespersec=%d,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
wfex->nAvgBytesPerSec, wfex->nBlockAlign,
wfex->wBitsPerSample, wfex->cbSize);
device->pwfx = DSOUND_CopyFormat(wfex);
if ( device->pwfx == NULL ) {
*ppobj = NULL;
return DSERR_OUTOFMEMORY;
}
*ppobj = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
sizeof(IDirectSoundCaptureBufferImpl));
if ( *ppobj == NULL ) {
WARN("out of memory\n");
*ppobj = NULL;
return DSERR_OUTOFMEMORY;
} else {
HRESULT err = DS_OK;
LPBYTE newbuf;
DWORD buflen;
IDirectSoundCaptureBufferImpl *This = *ppobj;
This->ref = 1;
This->device = device;
This->device->capture_buffer = This;
This->notify = NULL;
This->nrofnotifies = 0;
This->hwnotify = NULL;
This->pdscbd = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
lpcDSCBufferDesc->dwSize);
if (This->pdscbd)
CopyMemory(This->pdscbd, lpcDSCBufferDesc, lpcDSCBufferDesc->dwSize);
else {
WARN("no memory\n");
This->device->capture_buffer = 0;
HeapFree( GetProcessHeap(), 0, This );
*ppobj = NULL;
return DSERR_OUTOFMEMORY;
}
This->lpVtbl = &dscbvt;
if (device->driver) {
if (This->device->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
FIXME("DSDDESC_DOMMSYSTEMOPEN not supported\n");
if (This->device->drvdesc.dwFlags & DSDDESC_USESYSTEMMEMORY) {
/* allocate buffer from system memory */
buflen = lpcDSCBufferDesc->dwBufferBytes;
TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
if (device->buffer)
newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
else
newbuf = HeapAlloc(GetProcessHeap(),0,buflen);
if (newbuf == NULL) {
WARN("failed to allocate capture buffer\n");
err = DSERR_OUTOFMEMORY;
/* but the old buffer might still exist and must be re-prepared */
} else {
device->buffer = newbuf;
device->buflen = buflen;
}
} else {
/* let driver allocate memory */
device->buflen = lpcDSCBufferDesc->dwBufferBytes;
/* FIXME: */
HeapFree( GetProcessHeap(), 0, device->buffer);
device->buffer = NULL;
}
err = IDsCaptureDriver_CreateCaptureBuffer(device->driver,
device->pwfx,0,0,&(device->buflen),&(device->buffer),(LPVOID*)&(device->hwbuf));
if (err != DS_OK) {
WARN("IDsCaptureDriver_CreateCaptureBuffer failed\n");
This->device->capture_buffer = 0;
HeapFree( GetProcessHeap(), 0, This );
*ppobj = NULL;
return err;
}
} else {
DWORD flags = CALLBACK_FUNCTION;
err = mmErr(waveInOpen(&(device->hwi),
device->drvdesc.dnDevNode, device->pwfx,
(DWORD_PTR)DSOUND_capture_callback, (DWORD_PTR)device, flags));
if (err != DS_OK) {
WARN("waveInOpen failed\n");
This->device->capture_buffer = 0;
HeapFree( GetProcessHeap(), 0, This );
*ppobj = NULL;
return err;
}
buflen = lpcDSCBufferDesc->dwBufferBytes;
TRACE("desired buflen=%d, old buffer=%p\n", buflen, device->buffer);
if (device->buffer)
newbuf = HeapReAlloc(GetProcessHeap(),0,device->buffer,buflen);
else
newbuf = HeapAlloc(GetProcessHeap(),0,buflen);
if (newbuf == NULL) {
WARN("failed to allocate capture buffer\n");
err = DSERR_OUTOFMEMORY;
/* but the old buffer might still exist and must be re-prepared */
} else {
device->buffer = newbuf;
device->buflen = buflen;
}
}
}
TRACE("returning DS_OK\n");
return DS_OK;
}
/*******************************************************************************
* DirectSoundCaptureDevice
*/
HRESULT DirectSoundCaptureDevice_Initialize(
DirectSoundCaptureDevice ** ppDevice,
LPCGUID lpcGUID)
{
HRESULT err = DSERR_INVALIDPARAM;
unsigned wid, widn;
BOOLEAN found = FALSE;
GUID devGUID;
DirectSoundCaptureDevice *device = *ppDevice;
TRACE("(%p, %s)\n", ppDevice, debugstr_guid(lpcGUID));
/* Default device? */
if ( !lpcGUID || IsEqualGUID(lpcGUID, &GUID_NULL) )
lpcGUID = &DSDEVID_DefaultCapture;
if (GetDeviceID(lpcGUID, &devGUID) != DS_OK) {
WARN("invalid parameter: lpcGUID\n");
return DSERR_INVALIDPARAM;
}
widn = waveInGetNumDevs();
if (!widn) {
WARN("no audio devices found\n");
return DSERR_NODRIVER;
}
/* enumerate WINMM audio devices and find the one we want */
for (wid=0; wid<widn; wid++) {
if (IsEqualGUID( &devGUID, &DSOUND_capture_guids[wid]) ) {
found = TRUE;
break;
}
}
if (found == FALSE) {
WARN("No device found matching given ID!\n");
return DSERR_NODRIVER;
}
if (DSOUND_capture[wid]) {
WARN("already in use\n");
return DSERR_ALLOCATED;
}
err = DirectSoundCaptureDevice_Create(&(device));
if (err != DS_OK) {
WARN("DirectSoundCaptureDevice_Create failed\n");
return err;
}
*ppDevice = device;
device->guid = devGUID;
/* Disable the direct sound driver to force emulation if requested. */
device->driver = NULL;
if (ds_hw_accel != DS_HW_ACCEL_EMULATION)
{
err = mmErr(waveInMessage(UlongToHandle(wid),DRV_QUERYDSOUNDIFACE,(DWORD_PTR)&device->driver,0));
if ( (err != DS_OK) && (err != DSERR_UNSUPPORTED) ) {
WARN("waveInMessage failed; err=%x\n",err);
return err;
}
}
err = DS_OK;
/* Get driver description */
if (device->driver) {
TRACE("using DirectSound driver\n");
err = IDsCaptureDriver_GetDriverDesc(device->driver, &(device->drvdesc));
if (err != DS_OK) {
WARN("IDsCaptureDriver_GetDriverDesc failed\n");
return err;
}
} else {
TRACE("using WINMM\n");
/* if no DirectSound interface available, use WINMM API instead */
device->drvdesc.dwFlags = DSDDESC_DOMMSYSTEMOPEN |
DSDDESC_DOMMSYSTEMSETFORMAT;
}
device->drvdesc.dnDevNode = wid;
/* open the DirectSound driver if available */
if (device->driver && (err == DS_OK))
err = IDsCaptureDriver_Open(device->driver);
if (err == DS_OK) {
*ppDevice = device;
/* the driver is now open, so it's now allowed to call GetCaps */
if (device->driver) {
device->drvcaps.dwSize = sizeof(device->drvcaps);
err = IDsCaptureDriver_GetCaps(device->driver,&(device->drvcaps));
if (err != DS_OK) {
WARN("IDsCaptureDriver_GetCaps failed\n");
return err;
}
} else /*if (device->hwi)*/ {
WAVEINCAPSA wic;
err = mmErr(waveInGetDevCapsA((UINT)device->drvdesc.dnDevNode, &wic, sizeof(wic)));
if (err == DS_OK) {
device->drvcaps.dwFlags = 0;
lstrcpynA(device->drvdesc.szDrvname, wic.szPname,
sizeof(device->drvdesc.szDrvname));
device->drvcaps.dwFlags |= DSCCAPS_EMULDRIVER;
device->drvcaps.dwFormats = wic.dwFormats;
device->drvcaps.dwChannels = wic.wChannels;
}
}
}
return err;
}
static HRESULT DirectSoundCaptureDevice_Create(
DirectSoundCaptureDevice ** ppDevice)
{
DirectSoundCaptureDevice * device;
TRACE("(%p)\n", ppDevice);
/* Allocate memory */
device = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DirectSoundCaptureDevice));
if (device == NULL) {
WARN("out of memory\n");
return DSERR_OUTOFMEMORY;
}
device->ref = 1;
device->state = STATE_STOPPED;
InitializeCriticalSection( &(device->lock) );
device->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": DirectSoundCaptureDevice.lock");
*ppDevice = device;
return DS_OK;
}
ULONG DirectSoundCaptureDevice_Release(
DirectSoundCaptureDevice * device)
{
ULONG ref = InterlockedDecrement(&(device->ref));
TRACE("(%p) ref was %d\n", device, ref + 1);
if (!ref) {
TRACE("deleting object\n");
if (device->capture_buffer)
IDirectSoundCaptureBufferImpl_Release(
(LPDIRECTSOUNDCAPTUREBUFFER8) device->capture_buffer);
if (device->driver) {
IDsCaptureDriver_Close(device->driver);
IDsCaptureDriver_Release(device->driver);
}
HeapFree(GetProcessHeap(), 0, device->pwfx);
device->lock.DebugInfo->Spare[0] = 0;
DeleteCriticalSection( &(device->lock) );
DSOUND_capture[device->drvdesc.dnDevNode] = NULL;
HeapFree(GetProcessHeap(), 0, device);
TRACE("(%p) released\n", device);
}
return ref;
}