PFND3D12DDI_CALCPRIVATEVIDEODECODERHEAPSIZE_0033 - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
// d3d12umddi.h

PFND3D12DDI_CALCPRIVATEVIDEODECODERHEAPSIZE_0033 Pfnd3d12ddiCalcprivatevideodecoderheapsize0033;

SIZE_T Pfnd3d12ddiCalcprivatevideodecoderheapsize0033(
  D3D12DDI_HDEVICE hDrvDevice,
  const D3D12DDIARG_CREATE_VIDEO_DECODER_HEAP_0033 *pArgs
)
{...}
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (nc-d3d12umddi-pfnd3d12ddi_calcprivatevideodecoderheapsize_0033)

PFND3D12DDI_CALCPRIVATEVIDEODECODERHEAPSIZE_0033 callback function

Description

Used to calculate the size of a video decoder heap. The D3D runtime allocates memory for storing the drivers cpu object representing the video decoder heap.

Parameters

hDrvDevice

The hardware device being processed.

pArgs

The arguments used to create a video decoder heap.

Return value

Returns the size of the heap in bytes.