Sweden-Number/dlls/dsound/capture.c

1094 lines
32 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
* TODO:
* Implement DirectSoundCapture API
*/
#include "config.h"
#include <assert.h>
#include <stdio.h>
#include <sys/types.h>
#include <sys/fcntl.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdlib.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "winerror.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);
static HRESULT WINAPI IDirectSoundCaptureImpl_Initialize(
LPDIRECTSOUNDCAPTURE iface,
LPCGUID lpcGUID );
static HRESULT DSOUND_CreateDirectSoundCaptureBuffer(
IDirectSoundCaptureImpl *ipDSC,
LPCDSCBUFFERDESC lpcDSCBufferDesc,
LPVOID* ppobj );
static ICOM_VTABLE(IDirectSoundCapture) dscvt;
static ICOM_VTABLE(IDirectSoundCaptureBuffer8) dscbvt;
/***************************************************************************
* DirectSoundCaptureCreate [DSOUND.6]
*
* Create and initialize a DirectSoundCapture interface
*
* RETURNS
* Success: DS_OK
* Failure: DSERR_NOAGGREGATION, DSERR_ALLOCATED, DSERR_INVALIDPARAM,
* DSERR_OUTOFMEMORY
*/
HRESULT WINAPI
DirectSoundCaptureCreate8(
LPCGUID lpcGUID,
LPDIRECTSOUNDCAPTURE* lplpDSC,
LPUNKNOWN pUnkOuter )
{
TRACE("(%s,%p,%p)\n", debugstr_guid(lpcGUID), lplpDSC, pUnkOuter);
if ( pUnkOuter ) {
TRACE("pUnkOuter != 0\n");
return DSERR_NOAGGREGATION;
}
if ( !lplpDSC ) {
TRACE("invalid parameter: lplpDSC == NULL\n");
return DSERR_INVALIDPARAM;
}
/* Default device? */
if ( !lpcGUID || IsEqualGUID(lpcGUID, &GUID_NULL) ||
IsEqualGUID(lpcGUID, &DSDEVID_DefaultCapture) ||
IsEqualGUID(lpcGUID, &DSDEVID_DefaultVoiceCapture) ) {
IDirectSoundCaptureImpl** ippDSC=(IDirectSoundCaptureImpl**)lplpDSC;
*ippDSC = (IDirectSoundCaptureImpl*)HeapAlloc(GetProcessHeap(),
HEAP_ZERO_MEMORY, sizeof(IDirectSoundCaptureImpl));
if (*ippDSC == NULL) {
TRACE("couldn't allocate memory\n");
return DSERR_OUTOFMEMORY;
}
else
{
ICOM_THIS(IDirectSoundCaptureImpl, *ippDSC);
This->ref = 1;
This->state = STATE_STOPPED;
if (lpcGUID)
This->guid = *lpcGUID;
else
This->guid = GUID_NULL;
InitializeCriticalSection( &(This->lock) );
ICOM_VTBL(This) = &dscvt;
/* FIXME: should this be defered because we can't return no driver ? */
return IDirectSoundCaptureImpl_Initialize( (LPDIRECTSOUNDCAPTURE)This, lpcGUID );
}
}
FIXME( "Unknown GUID %s\n", debugstr_guid(lpcGUID) );
*lplpDSC = NULL;
return DSERR_OUTOFMEMORY;
}
/***************************************************************************
* DirectSoundCaptureEnumerateA [DSOUND.7]
*
* Enumerate all DirectSound drivers installed in the system
*
* RETURNS
* Success: DS_OK
* Failure: DSERR_INVALIDPARAM
*/
HRESULT WINAPI
DirectSoundCaptureEnumerateA(
LPDSENUMCALLBACKA lpDSEnumCallback,
LPVOID lpContext)
{
WAVEINCAPSA wcaps;
unsigned devs, wid;
TRACE("(%p,%p)\n", lpDSEnumCallback, lpContext );
if (lpDSEnumCallback == NULL) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
devs = waveInGetNumDevs();
for (wid = 0; wid < devs; ++wid) {
waveInGetDevCapsA(wid, &wcaps, sizeof(wcaps));
if (lpDSEnumCallback) {
lpDSEnumCallback(NULL, "WINE Sound Capture Driver",
wcaps.szPname ,lpContext);
return DS_OK;
}
}
return DS_OK;
}
/***************************************************************************
* DirectSoundCaptureEnumerateW [DSOUND.8]
*
* Enumerate all DirectSound drivers installed in the system
*
* RETURNS
* Success: DS_OK
* Failure: DSERR_INVALIDPARAM
*/
HRESULT WINAPI
DirectSoundCaptureEnumerateW(
LPDSENUMCALLBACKW lpDSEnumCallback,
LPVOID lpContext)
{
WAVEINCAPSW wcaps;
unsigned devs, wid;
WCHAR desc[MAXPNAMELEN];
TRACE("(%p,%p)\n", lpDSEnumCallback, lpContext );
if (lpDSEnumCallback == NULL) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
devs = waveInGetNumDevs();
for (wid = 0; wid < devs; ++wid) {
waveInGetDevCapsW(wid, &wcaps, sizeof(wcaps));
if (lpDSEnumCallback) {
MultiByteToWideChar( CP_ACP, 0, "WINE Sound Capture Driver", -1,
desc, sizeof(desc)/sizeof(WCHAR) );
lpDSEnumCallback(NULL, desc, wcaps.szPname ,lpContext);
return DS_OK;
}
}
return DS_OK;
}
static void CALLBACK
DSOUND_capture_callback(
HWAVEIN hwi,
UINT msg,
DWORD dwUser,
DWORD dw1,
DWORD dw2 )
{
IDirectSoundCaptureImpl* This = (IDirectSoundCaptureImpl*)dwUser;
TRACE("entering at %ld, msg=%08x\n", GetTickCount(), msg);
if (msg == MM_WIM_DATA) {
This->index = (This->index + 1) % This->capture_buffer->nrofnotifies;
waveInUnprepareHeader(hwi,&(This->pwave[This->index]),sizeof(WAVEHDR));
SetEvent(This->capture_buffer->notifies[This->index].hEventNotify);
waveInPrepareHeader(hwi,&(This->pwave[This->index]),sizeof(WAVEHDR));
waveInAddBuffer(hwi, &(This->pwave[This->index]), sizeof(WAVEHDR));
}
TRACE("completed\n");
}
static HRESULT WINAPI
IDirectSoundCaptureImpl_QueryInterface(
LPDIRECTSOUNDCAPTURE iface,
REFIID riid,
LPVOID* ppobj )
{
ICOM_THIS(IDirectSoundCaptureImpl,iface);
TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
if (This->driver)
return IDsCaptureDriver_QueryInterface(This->driver, riid, ppobj);
return E_FAIL;
}
static ULONG WINAPI
IDirectSoundCaptureImpl_AddRef( LPDIRECTSOUNDCAPTURE iface )
{
ULONG uRef;
ICOM_THIS(IDirectSoundCaptureImpl,iface);
EnterCriticalSection( &This->lock );
TRACE( "(%p) was 0x%08lx\n", This, This->ref );
uRef = ++(This->ref);
if (This->driver)
IDsCaptureDriver_AddRef(This->driver);
LeaveCriticalSection( &This->lock );
return uRef;
}
static ULONG WINAPI
IDirectSoundCaptureImpl_Release( LPDIRECTSOUNDCAPTURE iface )
{
ULONG uRef;
ICOM_THIS(IDirectSoundCaptureImpl,iface);
EnterCriticalSection( &This->lock );
TRACE( "(%p) was 0x%08lx\n", This, This->ref );
uRef = --(This->ref);
LeaveCriticalSection( &This->lock );
if ( uRef == 0 ) {
TRACE("deleting object\n");
if (This->capture_buffer)
IDirectSoundCaptureBuffer8_Release(
(LPDIRECTSOUNDCAPTUREBUFFER8)This->capture_buffer);
if (This->driver)
IDsDriver_Close(This->driver);
if (This->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
waveInClose(This->hwi);
if (This->driver)
IDsDriver_Release(This->driver);
DeleteCriticalSection( &This->lock );
HeapFree( GetProcessHeap(), 0, This );
}
return uRef;
}
static HRESULT WINAPI
IDirectSoundCaptureImpl_CreateCaptureBuffer(
LPDIRECTSOUNDCAPTURE iface,
LPCDSCBUFFERDESC lpcDSCBufferDesc,
LPDIRECTSOUNDCAPTUREBUFFER* lplpDSCaptureBuffer,
LPUNKNOWN pUnk )
{
HRESULT hr;
ICOM_THIS(IDirectSoundCaptureImpl,iface);
TRACE( "(%p,%p,%p,%p)\n", This, lpcDSCBufferDesc, lplpDSCaptureBuffer,
pUnk );
if ( (This == NULL) || (lpcDSCBufferDesc== NULL) ||
(lplpDSCaptureBuffer == NULL) || pUnk ) {
TRACE("invalid parameters\n");
return DSERR_INVALIDPARAM;
}
/* FIXME: We can only have one buffer so what do we do here? */
if (This->capture_buffer) {
TRACE("already has buffer\n");
return DSERR_INVALIDPARAM; /* DSERR_GENERIC ? */
}
hr = DSOUND_CreateDirectSoundCaptureBuffer( This, lpcDSCBufferDesc,
(LPVOID*)lplpDSCaptureBuffer );
return hr;
}
static HRESULT WINAPI
IDirectSoundCaptureImpl_GetCaps(
LPDIRECTSOUNDCAPTURE iface,
LPDSCCAPS lpDSCCaps )
{
ICOM_THIS(IDirectSoundCaptureImpl,iface);
TRACE("(%p,%p)\n",This,lpDSCCaps);
if ( (lpDSCCaps== NULL) || (lpDSCCaps->dwSize != sizeof(*lpDSCCaps)) ) {
TRACE("invalid parameters\n");
return DSERR_INVALIDPARAM;
}
if ( !(This->initialized) ) {
TRACE("not initialized\n");
return DSERR_UNINITIALIZED;
}
if ( (This->driver = 0) || (This->hwi == 0) ) {
TRACE("no driver\n");
return DSERR_NODRIVER;
}
lpDSCCaps->dwFlags = This->drvcaps.dwFlags;
lpDSCCaps->dwFormats = This->formats;
lpDSCCaps->dwChannels = This->channels;
TRACE("(flags=0x%08lx,format=0x%08lx,channels=%ld)\n",lpDSCCaps->dwFlags,
lpDSCCaps->dwFormats, lpDSCCaps->dwChannels);
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureImpl_Initialize(
LPDIRECTSOUNDCAPTURE iface,
LPCGUID lpcGUID )
{
HRESULT err = DS_OK;
unsigned wid, widn;
ICOM_THIS(IDirectSoundCaptureImpl,iface);
TRACE("(%p)\n", This);
if (!This) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
if (This->initialized) {
TRACE("already initialized\n");
return DSERR_ALREADYINITIALIZED;
}
widn = waveInGetNumDevs();
if (!widn) {
TRACE("no audio devices found\n");
return DSERR_NODRIVER;
}
/* FIXME: should enumerate WINMM audio devices and find the one we want */
wid = 0;
err = mmErr(waveInMessage((HWAVEIN)wid,DRV_QUERYDSOUNDIFACE,(DWORD)&(This->driver),0));
if ( (err != DS_OK) && (err != DSERR_UNSUPPORTED) ) {
TRACE("waveInMessage failed; err=%lx\n",err);
return err;
}
err = DS_OK;
/* Get driver description */
if (This->driver) {
TRACE("using DirectSound driver\n");
IDsDriver_GetDriverDesc(This->driver, &(This->drvdesc));
} else {
TRACE("using WINMM\n");
/* if no DirectSound interface available, use WINMM API instead */
This->drvdesc.dwFlags = DSDDESC_DOMMSYSTEMOPEN |
DSDDESC_DOMMSYSTEMSETFORMAT;
This->drvdesc.dnDevNode = wid; /* FIXME? */
}
/* If the driver requests being opened through MMSYSTEM
* (which is recommended by the DDK), it is supposed to happen
* before the DirectSound interface is opened */
if (This->drvdesc.dwFlags & DSDDESC_DOMMSYSTEMOPEN)
{
/* FIXME: is this right? */
This->drvdesc.dnDevNode = 0;
#if 0 /* this returns an uninitialized structure so don't use */
/* query the wave format */
err = mmErr(waveInOpen(NULL, This->drvdesc.dnDevNode, &(This->wfx),
0, 0, WAVE_FORMAT_QUERY));
#else
/* Set default wave format for waveInOpen */
This->wfx.wFormatTag = WAVE_FORMAT_PCM;
/* We rely on the sound driver to return the actual sound format of
* the device if it does not support 22050x8x2 and is given the
* WAVE_DIRECTSOUND flag.
*/
This->wfx.nSamplesPerSec = 22050;
This->wfx.wBitsPerSample = 8;
This->wfx.nChannels = 2;
This->wfx.nBlockAlign = This->wfx.wBitsPerSample *
This->wfx.nChannels / 8;
This->wfx.nAvgBytesPerSec = This->wfx.nSamplesPerSec *
This->wfx.nBlockAlign;
This->wfx.cbSize = 0;
#endif
err = mmErr(waveInOpen(&(This->hwi),
This->drvdesc.dnDevNode, &(This->wfx),
(DWORD)DSOUND_capture_callback, (DWORD)This,
CALLBACK_FUNCTION | WAVE_DIRECTSOUND));
}
/* open the DirectSound driver if available */
if (This->driver && (err == DS_OK))
err = IDsDriver_Open(This->driver);
if (err == DS_OK) {
This->initialized = TRUE;
/* the driver is now open, so it's now allowed to call GetCaps */
if (This->driver) {
IDsDriver_GetCaps(This->driver,&(This->drvcaps));
} else if (This->hwi) {
WAVEINCAPSA wic;
err = mmErr(waveInGetDevCapsA((UINT)This->hwi, &wic, sizeof(wic)));
if (err == DS_OK) {
This->drvcaps.dwFlags = 0;
strncpy(This->drvdesc.szDrvName, wic.szPname,
sizeof(This->drvdesc.szDrvName));
This->formats = wic.dwFormats;
This->channels = wic.wChannels;
if (ds_emuldriver)
This->drvcaps.dwFlags |= DSCCAPS_EMULDRIVER;
}
} else {
TRACE("no audio devices found\n");
return DSERR_NODRIVER;
}
}
return err;
}
static ICOM_VTABLE(IDirectSoundCapture) dscvt =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* IUnknown methods */
IDirectSoundCaptureImpl_QueryInterface,
IDirectSoundCaptureImpl_AddRef,
IDirectSoundCaptureImpl_Release,
/* IDirectSoundCapture methods */
IDirectSoundCaptureImpl_CreateCaptureBuffer,
IDirectSoundCaptureImpl_GetCaps,
IDirectSoundCaptureImpl_Initialize
};
static HRESULT
DSOUND_CreateDirectSoundCaptureBuffer(
IDirectSoundCaptureImpl *ipDSC,
LPCDSCBUFFERDESC lpcDSCBufferDesc,
LPVOID* ppobj )
{
LPWAVEFORMATEX wfex;
TRACE( "(%p,%p)\n", lpcDSCBufferDesc, ppobj );
if ( (ipDSC == NULL) || (lpcDSCBufferDesc == NULL) || (ppobj == NULL) ) {
TRACE("invalid parameters\n");
return DSERR_INVALIDPARAM;
}
if ( (lpcDSCBufferDesc->dwSize < sizeof(DSCBUFFERDESC)) ||
(lpcDSCBufferDesc->dwBufferBytes == 0) ||
(lpcDSCBufferDesc->lpwfxFormat == NULL) ) {
TRACE("invalid lpcDSCBufferDesc\n");
return DSERR_INVALIDPARAM;
}
if ( !ipDSC->initialized ) {
TRACE("not initialized\n");
return DSERR_UNINITIALIZED;
}
if ( (ipDSC->driver == 0) && (ipDSC->hwi == 0) ) {
TRACE("no driver\n");
return DSERR_NODRIVER;
}
wfex = lpcDSCBufferDesc->lpwfxFormat;
if (wfex) {
TRACE("(formattag=0x%04x,chans=%d,samplerate=%ld,"
"bytespersec=%ld,blockalign=%d,bitspersamp=%d,cbSize=%d)\n",
wfex->wFormatTag, wfex->nChannels, wfex->nSamplesPerSec,
wfex->nAvgBytesPerSec, wfex->nBlockAlign,
wfex->wBitsPerSample, wfex->cbSize);
if (wfex->cbSize == 0)
memcpy(&(ipDSC->wfx), wfex, sizeof(*wfex) + wfex->cbSize);
else {
ERR("non PCM formats not supported\n");
return DSERR_BADFORMAT; /* FIXME: DSERR_INVALIDPARAM ? */
}
} else {
TRACE("lpcDSCBufferDesc->lpwfxFormat == 0\n");
return DSERR_INVALIDPARAM; /* FIXME: DSERR_BADFORMAT ? */
}
*ppobj = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
sizeof(IDirectSoundCaptureBufferImpl));
if ( *ppobj == NULL ) {
TRACE("out of memory\n");
return DSERR_OUTOFMEMORY;
} else {
ICOM_THIS(IDirectSoundCaptureBufferImpl,*ppobj);
This->ref = 1;
This->dsound = ipDSC;
This->dsound->capture_buffer = This;
This->pdscbd = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,
lpcDSCBufferDesc->dwSize);
if (This->pdscbd)
memcpy(This->pdscbd, lpcDSCBufferDesc, lpcDSCBufferDesc->dwSize);
else {
TRACE("no memory\n");
This->dsound->capture_buffer = 0;
HeapFree( GetProcessHeap(), 0, This );
*ppobj = NULL;
return DSERR_OUTOFMEMORY;
}
ICOM_VTBL(This) = &dscbvt;
InitializeCriticalSection( &This->lock );
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_QueryInterface(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
REFIID riid,
LPVOID* ppobj )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj );
if (IsEqualGUID( &IID_IDirectSoundNotify, riid ) ) {
IDirectSoundNotifyImpl *dsn;
dsn = (IDirectSoundNotifyImpl*)HeapAlloc(GetProcessHeap(),0,
sizeof(*dsn));
dsn->ref = 1;
dsn->dsb = 0;
dsn->dscb = This;
IDirectSoundCaptureBuffer8_AddRef(iface);
ICOM_VTBL(dsn) = &dsnvt;
*ppobj = (LPVOID)dsn;
return DS_OK;
}
FIXME("(%p,%s,%p)\n", This, debugstr_guid(riid), ppobj);
return E_FAIL;
}
static ULONG WINAPI
IDirectSoundCaptureBufferImpl_AddRef( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
{
ULONG uRef;
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p)\n", This );
EnterCriticalSection( &This->lock );
TRACE( "(%p) was 0x%08lx\n", This, This->ref );
uRef = ++(This->ref);
LeaveCriticalSection( &This->lock );
return uRef;
}
static ULONG WINAPI
IDirectSoundCaptureBufferImpl_Release( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
{
ULONG uRef;
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p)\n", This );
EnterCriticalSection( &This->lock );
TRACE( "(%p) was 0x%08lx\n", This, This->ref );
uRef = --(This->ref);
LeaveCriticalSection( &This->lock );
if ( uRef == 0 ) {
if (This->pdscbd)
HeapFree(GetProcessHeap(),0, This->pdscbd);
/* remove from IDirectSoundCaptureImpl */
if (This->dsound)
This->dsound->capture_buffer = NULL;
else
ERR("does not reference dsound\n");
if (This->notifies)
HeapFree(GetProcessHeap(),0, This->notifies);
DeleteCriticalSection( &This->lock );
HeapFree( GetProcessHeap(), 0, This );
}
return uRef;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetCaps(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDSCBCAPS lpDSCBCaps )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,%p)\n", This, lpDSCBCaps );
if ( (This == NULL) || (lpDSCBCaps == NULL) ) {
TRACE("invalid parameters\n");
return DSERR_INVALIDPARAM;
}
if ( (lpDSCBCaps->dwSize < sizeof(DSCBCAPS)) || (This->dsound == NULL) ) {
TRACE("invalid parameters\n");
return DSERR_INVALIDPARAM;
}
lpDSCBCaps->dwSize = sizeof(DSCBCAPS);
lpDSCBCaps->dwFlags = This->flags;
lpDSCBCaps->dwBufferBytes = This->pdscbd->dwBufferBytes;
lpDSCBCaps->dwReserved = 0;
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetCurrentPosition(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDWORD lpdwCapturePosition,
LPDWORD lpdwReadPosition )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,%p,%p)\n", This, lpdwCapturePosition, lpdwReadPosition );
if ( (This == NULL) || (This->dsound == NULL) ||
(lpdwReadPosition == NULL) ) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
if (This->dsound->driver) {
FIXME( "(%p,%p,%p): direct sound driver not supported\n",
This, lpdwCapturePosition, lpdwReadPosition );
return DSERR_NODRIVER;
} else if (This->dsound->hwi) {
if (lpdwCapturePosition) {
MMTIME mtime;
mtime.wType = TIME_BYTES;
waveInGetPosition(This->dsound->hwi, &mtime, sizeof(mtime));
mtime.u.cb = mtime.u.cb % This->dsound->buflen;
*lpdwCapturePosition = mtime.u.cb;
}
if (lpdwReadPosition) {
if (This->dsound->state == STATE_STARTING) {
This->dsound->read_position = *lpdwCapturePosition;
This->dsound->state = STATE_CAPTURING;
}
*lpdwReadPosition = This->dsound->read_position;
}
} else {
TRACE("no driver\n");
return DSERR_NODRIVER;
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetFormat(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPWAVEFORMATEX lpwfxFormat,
DWORD dwSizeAllocated,
LPDWORD lpdwSizeWritten )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,%p,0x%08lx,%p)\n", This, lpwfxFormat, dwSizeAllocated,
lpdwSizeWritten );
if ( (This == NULL) || (This->dsound == NULL) ) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
/* FIXME: use real size for extended formats someday */
if (dwSizeAllocated > sizeof(This->dsound->wfx))
dwSizeAllocated = sizeof(This->dsound->wfx);
if (lpwfxFormat) { /* NULL is valid (just want size) */
memcpy(lpwfxFormat,&(This->dsound->wfx),dwSizeAllocated);
if (lpdwSizeWritten)
*lpdwSizeWritten = dwSizeAllocated;
} else {
if (lpdwSizeWritten)
*lpdwSizeWritten = sizeof(This->dsound->wfx);
else {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetStatus(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDWORD lpdwStatus )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p, %p)\n", This, lpdwStatus );
if ( (This == NULL ) || (This->dsound == NULL) || (lpdwStatus == NULL) ) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
*lpdwStatus = 0;
if ((This->dsound->state == STATE_STARTING) ||
(This->dsound->state == STATE_CAPTURING)) {
*lpdwStatus |= DSCBSTATUS_CAPTURING;
if (This->flags & DSCBSTART_LOOPING)
*lpdwStatus |= DSCBSTATUS_LOOPING;
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Initialize(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPDIRECTSOUNDCAPTURE lpDSC,
LPCDSCBUFFERDESC lpcDSCBDesc )
{
ICOM_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 )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,%08lu,%08lu,%p,%p,%p,%p,0x%08lx)\n", This, dwReadCusor,
dwReadBytes, lplpvAudioPtr1, lpdwAudioBytes1, lplpvAudioPtr2,
lpdwAudioBytes2, dwFlags );
if ( (This == NULL) || (This->dsound == NULL) || (lplpvAudioPtr1 == NULL) ||
(lpdwAudioBytes1 == NULL) || (lplpvAudioPtr2 == NULL) ||
(lpdwAudioBytes2 == NULL) ) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
if (This->dsound->driver) {
FIXME("direct sound driver not supported\n");
return DSERR_INVALIDCALL; /* DSERR_NODRIVER ? */
} else if (This->dsound->hwi) {
*lplpvAudioPtr1 = This->dsound->buffer + dwReadCusor;
if ( (dwReadCusor + dwReadBytes) > This->dsound->buflen) {
*lpdwAudioBytes1 = This->dsound->buflen - dwReadCusor;
*lplpvAudioPtr2 = This->dsound->buffer;
*lpdwAudioBytes2 = dwReadBytes - *lpdwAudioBytes1;
} else {
*lpdwAudioBytes1 = dwReadBytes;
*lplpvAudioPtr2 = 0;
*lpdwAudioBytes2 = 0;
}
} else {
TRACE("invalid call\n");
return DSERR_INVALIDCALL; /* DSERR_NODRIVER ? */
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Start(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
DWORD dwFlags )
{
HRESULT err = DS_OK;
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,0x%08lx)\n", This, dwFlags );
if ( (This == NULL) || (dwFlags != DSCBSTART_LOOPING) ||
(This->dsound == NULL) ) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
if ( (This->dsound->driver == 0) && (This->dsound->hwi == 0) ) {
TRACE("no driver\n");
return DSERR_NODRIVER;
}
EnterCriticalSection(&(This->lock));
This->flags = dwFlags;
if (This->dsound->state == STATE_STOPPED)
This->dsound->state = STATE_STARTING;
else if (This->dsound->state == STATE_STOPPING)
This->dsound->state = STATE_CAPTURING;
if (This->dsound->driver) {
FIXME("direct sound driver not supported\n");
LeaveCriticalSection(&(This->lock));
return DSERR_NODRIVER;
} else {
LPBYTE newbuf;
DWORD buflen;
IDirectSoundCaptureImpl* ipDSC = This->dsound;
/* FIXME: do this only if formats different */
err = mmErr(waveInClose(ipDSC->hwi));
if (err != DS_OK) {
TRACE("waveInClose failed\n");
return DSERR_GENERIC;
}
err = mmErr(waveInOpen(&(ipDSC->hwi),
ipDSC->drvdesc.dnDevNode, &(ipDSC->wfx),
(DWORD)DSOUND_capture_callback, (DWORD)ipDSC,
CALLBACK_FUNCTION | WAVE_DIRECTSOUND));
if (err != DS_OK) {
TRACE("waveInOpen failed\n");
return DSERR_GENERIC;
}
buflen = This->pdscbd->dwBufferBytes;
TRACE("desired buflen=%ld, old buffer=%p\n", buflen, ipDSC->buffer);
newbuf = (LPBYTE)HeapReAlloc(GetProcessHeap(),0,ipDSC->buffer,buflen);
if (newbuf == NULL) {
ERR("failed to allocate capture buffer\n");
err = DSERR_OUTOFMEMORY;
/* but the old buffer might still exist and must be re-prepared */
} else {
ipDSC->buffer = newbuf;
ipDSC->buflen = buflen;
}
if (ipDSC->buffer) {
unsigned c;
if (This->nrofnotifies)
{
/* prepare headers */
ipDSC->pwave = HeapReAlloc(GetProcessHeap(),0,ipDSC->pwave,
This->nrofnotifies*sizeof(WAVEHDR));
for (c = 0; c < This->nrofnotifies; c++) {
if (c == 0) {
ipDSC->pwave[0].lpData = ipDSC->buffer;
ipDSC->pwave[0].dwBufferLength =
This->notifies[0].dwOffset + 1;
} else {
ipDSC->pwave[c].lpData = ipDSC->buffer +
This->notifies[c-1].dwOffset + 1;
ipDSC->pwave[c].dwBufferLength =
This->notifies[c].dwOffset -
This->notifies[c-1].dwOffset;
}
ipDSC->pwave[c].dwUser = (DWORD)ipDSC;
ipDSC->pwave[c].dwFlags = 0;
ipDSC->pwave[c].dwLoops = 0;
err = mmErr(waveInPrepareHeader(ipDSC->hwi,
&(ipDSC->pwave[c]),sizeof(WAVEHDR)));
if (err != DS_OK) {
while (c--)
waveInUnprepareHeader(ipDSC->hwi,
&(ipDSC->pwave[c]),sizeof(WAVEHDR));
break;
}
#if 0
err = mmErr(waveInAddBuffer(ipDSC->hwi, &(ipDSC->pwave[c]),
sizeof(WAVEHDR)));
if (err != DS_OK) {
while (c--)
waveInUnprepareHeader(ipDSC->hwi,&(ipDSC->pwave[c]),
sizeof(WAVEHDR));
break;
}
#endif
}
memset(ipDSC->buffer,
(ipDSC->wfx.wBitsPerSample == 16) ? 0 : 128, ipDSC->buflen);
}
}
ipDSC->index = 0;
ipDSC->read_position = 0;
err = mmErr(waveInAddBuffer(ipDSC->hwi, &(ipDSC->pwave[ipDSC->index]),
sizeof(WAVEHDR)));
if (err == DS_OK)
err = mmErr(waveInStart(ipDSC->hwi));
}
if (err != DS_OK) {
FIXME("cleanup\n");
if (This->dsound->driver) {
FIXME("direct sound driver not supported\n");
}
if (This->dsound->hwi) {
waveInClose(This->dsound->hwi);
}
LeaveCriticalSection(&(This->lock));
return err;
}
LeaveCriticalSection(&(This->lock));
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Stop( LPDIRECTSOUNDCAPTUREBUFFER8 iface )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p)\n", This );
if ( (This == NULL) || (This->dsound == NULL) ) {
TRACE("invalid parameter\n");
return DSERR_INVALIDPARAM;
}
if (This->dsound->driver) {
FIXME("direct sound driver not supported\n");
return DSERR_NODRIVER;
} else if (This->dsound->hwi) {
TRACE("stopping winmm\n");
waveInStop(This->dsound->hwi);
} else {
TRACE("no driver\n");
return DSERR_NODRIVER;
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_Unlock(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
LPVOID lpvAudioPtr1,
DWORD dwAudioBytes1,
LPVOID lpvAudioPtr2,
DWORD dwAudioBytes2 )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
TRACE( "(%p,%p,%08lu,%p,%08lu)\n", This, lpvAudioPtr1, dwAudioBytes1,
lpvAudioPtr2, dwAudioBytes2 );
if ( (This == NULL) || (lpvAudioPtr1 == NULL) ) {
TRACE("invalid parameters\n");
return DSERR_INVALIDPARAM;
}
if (This->dsound->driver) {
TRACE("direct sound driver not supported\n");
return DSERR_INVALIDCALL;
} else if (This->dsound->hwi) {
This->dsound->read_position = (This->dsound->read_position +
(dwAudioBytes1 + dwAudioBytes2)) % This->dsound->buflen;
} else {
TRACE("invalid call\n");
return DSERR_INVALIDCALL;
}
return DS_OK;
}
static HRESULT WINAPI
IDirectSoundCaptureBufferImpl_GetObjectInPath(
LPDIRECTSOUNDCAPTUREBUFFER8 iface,
REFGUID rguidObject,
DWORD dwIndex,
REFGUID rguidInterface,
LPVOID* ppObject )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
FIXME( "(%p,%s,%lu,%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 )
{
ICOM_THIS(IDirectSoundCaptureBufferImpl,iface);
FIXME( "(%p,%lu,%p): stub\n", This, dwFXCount, pdwFXStatus );
return DS_OK;
}
static ICOM_VTABLE(IDirectSoundCaptureBuffer8) dscbvt =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
/* 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
};