Constant windows::Win32::Media::MediaFoundation::D3D12_VIDEO_ENCODER_FRAME_SUBREGION_LAYOUT_MODE_SQUARE_UNITS_PER_SUBREGION_ROW_UNALIGNED
pub const D3D12_VIDEO_ENCODER_FRAME_SUBREGION_LAYOUT_MODE_SQUARE_UNITS_PER_SUBREGION_ROW_UNALIGNED: D3D12_VIDEO_ENCODER_FRAME_SUBREGION_LAYOUT_MODE;