winealsa: Add IDsCaptureDriverBuffer stub.

This commit is contained in:
Maarten Lankhorst 2007-08-15 16:11:38 +02:00 committed by Alexandre Julliard
parent 4205a44131
commit 23bc426e14
1 changed files with 209 additions and 2 deletions

View File

@ -59,6 +59,7 @@
WINE_DEFAULT_DEBUG_CHANNEL(dsalsa);
typedef struct IDsCaptureDriverImpl IDsCaptureDriverImpl;
typedef struct IDsCaptureDriverBufferImpl IDsCaptureDriverBufferImpl;
struct IDsCaptureDriverImpl
{
@ -67,9 +68,171 @@ struct IDsCaptureDriverImpl
LONG ref;
/* IDsCaptureDriverImpl fields */
IDsCaptureDriverBufferImpl* capture_buffer;
UINT wDevID;
};
struct IDsCaptureDriverBufferImpl
{
const IDsCaptureDriverBufferVtbl *lpVtbl;
LONG ref;
IDsCaptureDriverImpl* drv;
CRITICAL_SECTION pcm_crst;
LPBYTE mmap_buffer, presented_buffer;
DWORD mmap_buflen_bytes, play_looping, mmap_ofs_bytes;
};
static HRESULT WINAPI IDsCaptureDriverBufferImpl_QueryInterface(PIDSCDRIVERBUFFER iface, REFIID riid, LPVOID *ppobj)
{
/* IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface; */
FIXME("(): stub!\n");
return DSERR_UNSUPPORTED;
}
static ULONG WINAPI IDsCaptureDriverBufferImpl_AddRef(PIDSCDRIVERBUFFER iface)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
ULONG refCount = InterlockedIncrement(&This->ref);
TRACE("(%p)->(ref before=%u)\n",This, refCount - 1);
return refCount;
}
static ULONG WINAPI IDsCaptureDriverBufferImpl_Release(PIDSCDRIVERBUFFER iface)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
ULONG refCount = InterlockedDecrement(&This->ref);
TRACE("(%p)->(ref before=%u)\n",This, refCount + 1);
if (refCount)
return refCount;
TRACE("mmap buffer %p destroyed\n", This->mmap_buffer);
This->drv->capture_buffer = NULL;
This->pcm_crst.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->pcm_crst);
HeapFree(GetProcessHeap(), 0, This->presented_buffer);
HeapFree(GetProcessHeap(), 0, This);
return 0;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_Lock(PIDSCDRIVERBUFFER iface, LPVOID*ppvAudio1,LPDWORD pdwLen1,LPVOID*ppvAudio2,LPDWORD pdwLen2, DWORD dwWritePosition,DWORD dwWriteLen, DWORD dwFlags)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
TRACE("(%p,%p,%p,%p,%p,%d,%d,0x%08x)\n", This, ppvAudio1, pdwLen1, ppvAudio2, pdwLen2, dwWritePosition, dwWriteLen, dwFlags);
if (ppvAudio1)
*ppvAudio1 = (LPBYTE)This->presented_buffer + dwWritePosition;
if (dwWritePosition + dwWriteLen < This->mmap_buflen_bytes) {
if (pdwLen1)
*pdwLen1 = dwWriteLen;
if (ppvAudio2)
*ppvAudio2 = 0;
if (pdwLen2)
*pdwLen2 = 0;
} else {
if (pdwLen1)
*pdwLen1 = This->mmap_buflen_bytes - dwWritePosition;
if (ppvAudio2)
*ppvAudio2 = This->presented_buffer;
if (pdwLen2)
*pdwLen2 = dwWriteLen - (This->mmap_buflen_bytes - dwWritePosition);
}
return DS_OK;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_Unlock(PIDSCDRIVERBUFFER iface, LPVOID pvAudio1,DWORD dwLen1, LPVOID pvAudio2,DWORD dwLen2)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
TRACE("(%p,%p,%d,%p,%d)\n",This,pvAudio1,dwLen1,pvAudio2,dwLen2);
return DS_OK;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_SetFormat(PIDSCDRIVERBUFFER iface, LPWAVEFORMATEX pwfx)
{
FIXME("stub!\n");
return DSERR_BADFORMAT;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_GetPosition(PIDSCDRIVERBUFFER iface, LPDWORD lpdwCappos, LPDWORD lpdwReadpos)
{
FIXME("stub!\n");
return DSERR_GENERIC;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_GetStatus(PIDSCDRIVERBUFFER iface, LPDWORD lpdwStatus)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
snd_pcm_state_t state;
TRACE("(%p,%p)\n",iface,lpdwStatus);
state = 0;
switch (state)
{
case SND_PCM_STATE_XRUN:
case SND_PCM_STATE_SUSPENDED:
case SND_PCM_STATE_RUNNING:
*lpdwStatus = DSCBSTATUS_CAPTURING | (This->play_looping ? DSCBSTATUS_LOOPING : 0);
break;
default:
*lpdwStatus = 0;
break;
}
TRACE("State: %d, flags: 0x%08x\n", state, *lpdwStatus);
return DS_OK;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_Start(PIDSCDRIVERBUFFER iface, DWORD dwFlags)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
TRACE("(%p,%x)\n",iface,dwFlags);
/* **** */
EnterCriticalSection(&This->pcm_crst);
This->play_looping = !!(dwFlags & DSCBSTART_LOOPING);
if (!This->play_looping)
/* Not well supported because of the difference in ALSA size and DSOUND's notion of size
* what it does right now is fill the buffer once.. ALSA size */
FIXME("Non-looping buffers are not properly supported!\n");
/* **** */
LeaveCriticalSection(&This->pcm_crst);
return DS_OK;
}
static HRESULT WINAPI IDsCaptureDriverBufferImpl_Stop(PIDSCDRIVERBUFFER iface)
{
IDsCaptureDriverBufferImpl *This = (IDsCaptureDriverBufferImpl *)iface;
TRACE("(%p)\n",iface);
/* **** */
EnterCriticalSection(&This->pcm_crst);
This->play_looping = FALSE;
/* **** */
LeaveCriticalSection(&This->pcm_crst);
return DS_OK;
}
static const IDsCaptureDriverBufferVtbl dsdbvt =
{
IDsCaptureDriverBufferImpl_QueryInterface,
IDsCaptureDriverBufferImpl_AddRef,
IDsCaptureDriverBufferImpl_Release,
IDsCaptureDriverBufferImpl_Lock,
IDsCaptureDriverBufferImpl_Unlock,
IDsCaptureDriverBufferImpl_SetFormat,
IDsCaptureDriverBufferImpl_GetPosition,
IDsCaptureDriverBufferImpl_GetStatus,
IDsCaptureDriverBufferImpl_Start,
IDsCaptureDriverBufferImpl_Stop
};
static HRESULT WINAPI IDsCaptureDriverImpl_QueryInterface(PIDSCDRIVER iface, REFIID riid, LPVOID *ppobj)
{
/* IDsCaptureDriverImpl *This = (IDsCaptureDriverImpl *)iface; */
@ -188,8 +351,52 @@ static HRESULT WINAPI IDsCaptureDriverImpl_CreateCaptureBuffer(PIDSCDRIVER iface
LPBYTE *ppbBuffer,
LPVOID *ppvObj)
{
FIXME("stub!\n");
return DSERR_GENERIC;
{
IDsCaptureDriverImpl *This = (IDsCaptureDriverImpl *)iface;
IDsCaptureDriverBufferImpl** ippdsdb = (IDsCaptureDriverBufferImpl**)ppvObj;
HRESULT err;
TRACE("(%p,%p,%x,%x)\n",iface,pwfx,dwFlags,dwCardAddress);
if (This->capture_buffer)
return DSERR_ALLOCATED;
This->capture_buffer = *ippdsdb = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDsCaptureDriverBufferImpl));
if (*ippdsdb == NULL)
return DSERR_OUTOFMEMORY;
(*ippdsdb)->presented_buffer = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, *pdwcbBufferSize);
if (!(*ippdsdb)->presented_buffer)
{
HeapFree(GetProcessHeap(), 0, (*ippdsdb)->presented_buffer);
return DSERR_OUTOFMEMORY;
}
(*ippdsdb)->lpVtbl = &dsdbvt;
(*ippdsdb)->ref = 1;
(*ippdsdb)->drv = This;
(*ippdsdb)->mmap_buflen_bytes = *pdwcbBufferSize;
InitializeCriticalSection(&(*ippdsdb)->pcm_crst);
(*ippdsdb)->pcm_crst.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ALSA_DSCAPTURE.pcm_crst");
/* SetFormat initialises pcm */
err = IDsDriverBuffer_SetFormat((IDsDriverBuffer*)*ppvObj, pwfx);
if (FAILED(err))
{
WARN("Error occurred: %08x\n", err);
goto err;
}
*ppbBuffer = (*ippdsdb)->presented_buffer;
/* buffer is ready to go */
TRACE("buffer created at %p\n", *ippdsdb);
return err;
err:
HeapFree(GetProcessHeap(), 0, (*ippdsdb)->presented_buffer);
HeapFree(GetProcessHeap(), 0, *ippdsdb);
*ippdsdb = NULL;
return err;
}
}
static const IDsCaptureDriverVtbl dscdvt =