D3D12_VIDEO_ENCODER_INTRA_REFRESH structure (d3d12video.h)

Represents intra refresh settings for video encoding.

Syntax

typedef struct D3D12_VIDEO_ENCODER_INTRA_REFRESH {
  D3D12_VIDEO_ENCODER_INTRA_REFRESH_MODE Mode;
  UINT                                   IntraRefreshDuration;
} D3D12_VIDEO_ENCODER_INTRA_REFRESH;

Members

Mode

A value from the D3D12_VIDEO_ENCODER_INTRA_REFRESH_MODE enumeration specifying the intra refresh mode.

IntraRefreshDuration

A UINT64 specifying the duration of the intra-refresh session, as a number of frames . For D3D12_VIDEO_ENCODER_INTRA_REFRESH_MODE_ROW_BASED, this value and the frame height define the size of the I rows for the duration of the IR session.

Remarks

When triggering an intra-refresh session, the host informs the current frame number relative to the [0..IntraRefreshDuration) session by setting IntraRefreshFrameIndex in the picture control structures.

Requirements