// d3d12umddi.h

typedef enum D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080 {
  D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_I_FRAME,
  D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_P_FRAME,
  D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_B_FRAME,
  D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_IDR_FRAME
} ;
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Windows Driver Kit DDI reference (ne-d3d12umddi-d3d12ddi_video_encoder_frame_type_h264_0080)

Description

The D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080 enumeration lists possible H.264 encoder frame types.

Constants

`D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_I_FRAME`

An I-frame: completely intra-coded frame.

`D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_P_FRAME`

A P-frame (predicted frame): allows references to past frames.

`D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_B_FRAME`

A B-frame (bi-directional frame): allows references to both past and future frames, in display order.

`D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080_IDR_FRAME`

An IDR frame (instantaneous decoder refresh frame): A special type of I-frame where no frame after it can reference any frame before it.

Remarks

See D3D12 video encoding for general information.

D3D12DDI_VIDEO_ENCODER_FRAME_TYPE_H264_0080 - NtDoc