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ID3D11VideoContext1::DecoderUpdateDownsampling method (d3d11_1.h)

  • Article

Updates the decoder downsampling parameters.

Syntax

HRESULT DecoderUpdateDownsampling(
  [in] ID3D11VideoDecoder            *pDecoder,
  [in] const D3D11_VIDEO_SAMPLE_DESC *pOutputDesc
);

Parameters

[in] pDecoder

Type: ID3D11VideoDecoder*

A pointer to the ID3D11VideoDecoder interface.

[in] pOutputDesc

Type: const D3D11_VIDEO_SAMPLE_DESC*

The resolution, format, and colorspace of the output/display frames. This is the destination resolution and format of the downsample operation.

Return value

Type: HRESULT

This method returns one of the following error codes.

S_OK The operation completed successfully.
E_INVALIDARG An invalid parameter was passed or this function was called using an invalid calling pattern.
E_OUTOFMEMORY There is insufficient memory to complete the operation.

Remarks

This method can only be called after decode downsampling is enabled by calling DecoderEnableDownsampling. This method is only supported if the D3D11_VIDEO_DECODER_CAPS_DOWNSAMPLE_DYNAMIC capability is reported.

Requirements

Requirement Value
Minimum supported client Windows 10 [desktop apps only]
Minimum supported server Windows Server 2016 [desktop apps only]
Target Platform Windows
Header d3d11_1.h

See also

ID3D11VideoContext1