int vboxVhwaHlpOverlayCreate(PVBOXMP_DEVEXT pDevExt, D3DDDI_VIDEO_PRESENT_SOURCE_ID VidPnSourceId, DXGK_OVERLAYINFO *pOverlayInfo,
/* OUT */ PVBOXWDDM_OVERLAY pOverlay)
{
int rc = vboxVhwaHlpCheckInit(pDevExt, VidPnSourceId);
AssertRC(rc);
if (RT_SUCCESS(rc))
{
PVBOXWDDM_ALLOCATION pAlloc = (PVBOXWDDM_ALLOCATION)pOverlayInfo->hAllocation;
PVBOXWDDM_RESOURCE pRc = pAlloc->pResource;
Assert(pRc);
for (uint32_t i = 0; i < pRc->cAllocations; ++i)
{
PVBOXWDDM_ALLOCATION pCurAlloc = &pRc->aAllocations[i];
rc = vboxVhwaHlpCreateSurface(pDevExt, pCurAlloc,
0, pRc->cAllocations - 1, VBOXVHWA_SCAPS_OVERLAY | VBOXVHWA_SCAPS_VIDEOMEMORY | VBOXVHWA_SCAPS_LOCALVIDMEM | VBOXVHWA_SCAPS_COMPLEX,
VidPnSourceId);
AssertRC(rc);
if (!RT_SUCCESS(rc))
{
int tmpRc;
for (uint32_t j = 0; j < i; ++j)
{
PVBOXWDDM_ALLOCATION pDestroyAlloc = &pRc->aAllocations[j];
tmpRc = vboxVhwaHlpDestroySurface(pDevExt, pDestroyAlloc, VidPnSourceId);
AssertRC(tmpRc);
}
break;
}
}
if (RT_SUCCESS(rc))
{
pOverlay->pDevExt = pDevExt;
pOverlay->pResource = pRc;
pOverlay->VidPnSourceId = VidPnSourceId;
vboxVhwaHlpOverlayListAdd(pDevExt, pOverlay);
RECT DstRect;
vboxVhwaHlpOverlayDstRectGet(pDevExt, pOverlay, &DstRect);
rc = vboxVhwaHlpOverlayUpdate(pOverlay, pOverlayInfo, DstRect.right ? &DstRect : NULL);
if (!RT_SUCCESS(rc))
{
int tmpRc = vboxVhwaHlpOverlayDestroy(pOverlay);
AssertRC(tmpRc);
}
}
if (RT_FAILURE(rc))
{
int tmpRc = vboxVhwaHlpCheckTerm(pDevExt, VidPnSourceId);
AssertRC(tmpRc);
AssertRC(rc);
}
}
return rc;
}
int vboxVhwaHlpOverlayDestroy(PVBOXWDDM_OVERLAY pOverlay)
{
int rc = VINF_SUCCESS;
vboxVhwaHlpOverlayListRemove(pOverlay->pDevExt, pOverlay);
for (uint32_t i = 0; i < pOverlay->pResource->cAllocations; ++i)
{
PVBOXWDDM_ALLOCATION pCurAlloc = &pOverlay->pResource->aAllocations[i];
rc = vboxVhwaHlpDestroySurface(pOverlay->pDevExt, pCurAlloc, pOverlay->VidPnSourceId);
AssertRC(rc);
}
if (RT_SUCCESS(rc))
{
int tmpRc = vboxVhwaHlpCheckTerm(pOverlay->pDevExt, pOverlay->VidPnSourceId);
AssertRC(tmpRc);
}
return rc;
}