VIDEOMEMORYINFO

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DDPIXELFORMAT
{
    public uint dwSize;
    public uint dwFlags;
    public uint dwFourCC;
    public _Anonymous1_e__Union Anonymous1;
    public _Anonymous2_e__Union Anonymous2;
    public _Anonymous3_e__Union Anonymous3;
    public _Anonymous4_e__Union Anonymous4;
    public _Anonymous5_e__Union Anonymous5;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct VIDEOMEMORYINFO
{
    public UIntPtr fpPrimary;
    public uint dwFlags;
    public uint dwDisplayWidth;
    public uint dwDisplayHeight;
    public int lDisplayPitch;
    public DDPIXELFORMAT ddpfDisplay;
    public uint dwOffscreenAlign;
    public uint dwOverlayAlign;
    public uint dwTextureAlign;
    public uint dwZBufferAlign;
    public uint dwAlphaAlign;
    public IntPtr pvPrimary;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DDPIXELFORMAT
    Public dwSize As UInteger
    Public dwFlags As UInteger
    Public dwFourCC As UInteger
    Public Anonymous1 As _Anonymous1_e__Union
    Public Anonymous2 As _Anonymous2_e__Union
    Public Anonymous3 As _Anonymous3_e__Union
    Public Anonymous4 As _Anonymous4_e__Union
    Public Anonymous5 As _Anonymous5_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure VIDEOMEMORYINFO
    Public fpPrimary As UIntPtr
    Public dwFlags As UInteger
    Public dwDisplayWidth As UInteger
    Public dwDisplayHeight As UInteger
    Public lDisplayPitch As Integer
    Public ddpfDisplay As DDPIXELFORMAT
    Public dwOffscreenAlign As UInteger
    Public dwOverlayAlign As UInteger
    Public dwTextureAlign As UInteger
    Public dwZBufferAlign As UInteger
    Public dwAlphaAlign As UInteger
    Public pvPrimary As IntPtr
End Structure

import ctypes
from ctypes import wintypes

class DDPIXELFORMAT(ctypes.Structure):
    _fields_ = [
        ("dwSize", wintypes.DWORD),
        ("dwFlags", wintypes.DWORD),
        ("dwFourCC", wintypes.DWORD),
        ("Anonymous1", _Anonymous1_e__Union),
        ("Anonymous2", _Anonymous2_e__Union),
        ("Anonymous3", _Anonymous3_e__Union),
        ("Anonymous4", _Anonymous4_e__Union),
        ("Anonymous5", _Anonymous5_e__Union),
    ]

class VIDEOMEMORYINFO(ctypes.Structure):
    _fields_ = [
        ("fpPrimary", ctypes.c_size_t),
        ("dwFlags", wintypes.DWORD),
        ("dwDisplayWidth", wintypes.DWORD),
        ("dwDisplayHeight", wintypes.DWORD),
        ("lDisplayPitch", ctypes.c_int),
        ("ddpfDisplay", DDPIXELFORMAT),
        ("dwOffscreenAlign", wintypes.DWORD),
        ("dwOverlayAlign", wintypes.DWORD),
        ("dwTextureAlign", wintypes.DWORD),
        ("dwZBufferAlign", wintypes.DWORD),
        ("dwAlphaAlign", wintypes.DWORD),
        ("pvPrimary", ctypes.c_void_p),
    ]

#[repr(C)]
pub struct DDPIXELFORMAT {
    pub dwSize: u32,
    pub dwFlags: u32,
    pub dwFourCC: u32,
    pub Anonymous1: _Anonymous1_e__Union,
    pub Anonymous2: _Anonymous2_e__Union,
    pub Anonymous3: _Anonymous3_e__Union,
    pub Anonymous4: _Anonymous4_e__Union,
    pub Anonymous5: _Anonymous5_e__Union,
}

#[repr(C)]
pub struct VIDEOMEMORYINFO {
    pub fpPrimary: usize,
    pub dwFlags: u32,
    pub dwDisplayWidth: u32,
    pub dwDisplayHeight: u32,
    pub lDisplayPitch: i32,
    pub ddpfDisplay: DDPIXELFORMAT,
    pub dwOffscreenAlign: u32,
    pub dwOverlayAlign: u32,
    pub dwTextureAlign: u32,
    pub dwZBufferAlign: u32,
    pub dwAlphaAlign: u32,
    pub pvPrimary: *mut core::ffi::c_void,
}

import "golang.org/x/sys/windows"

type DDPIXELFORMAT struct {
	dwSize uint32
	dwFlags uint32
	dwFourCC uint32
	Anonymous1 _Anonymous1_e__Union
	Anonymous2 _Anonymous2_e__Union
	Anonymous3 _Anonymous3_e__Union
	Anonymous4 _Anonymous4_e__Union
	Anonymous5 _Anonymous5_e__Union
}

type VIDEOMEMORYINFO struct {
	fpPrimary uintptr
	dwFlags uint32
	dwDisplayWidth uint32
	dwDisplayHeight uint32
	lDisplayPitch int32
	ddpfDisplay DDPIXELFORMAT
	dwOffscreenAlign uint32
	dwOverlayAlign uint32
	dwTextureAlign uint32
	dwZBufferAlign uint32
	dwAlphaAlign uint32
	pvPrimary uintptr
}

type
  DDPIXELFORMAT = record
    dwSize: DWORD;
    dwFlags: DWORD;
    dwFourCC: DWORD;
    Anonymous1: _Anonymous1_e__Union;
    Anonymous2: _Anonymous2_e__Union;
    Anonymous3: _Anonymous3_e__Union;
    Anonymous4: _Anonymous4_e__Union;
    Anonymous5: _Anonymous5_e__Union;
  end;

  VIDEOMEMORYINFO = record
    fpPrimary: NativeUInt;
    dwFlags: DWORD;
    dwDisplayWidth: DWORD;
    dwDisplayHeight: DWORD;
    lDisplayPitch: Integer;
    ddpfDisplay: DDPIXELFORMAT;
    dwOffscreenAlign: DWORD;
    dwOverlayAlign: DWORD;
    dwTextureAlign: DWORD;
    dwZBufferAlign: DWORD;
    dwAlphaAlign: DWORD;
    pvPrimary: Pointer;
  end;

const DDPIXELFORMAT = extern struct {
    dwSize: u32,
    dwFlags: u32,
    dwFourCC: u32,
    Anonymous1: _Anonymous1_e__Union,
    Anonymous2: _Anonymous2_e__Union,
    Anonymous3: _Anonymous3_e__Union,
    Anonymous4: _Anonymous4_e__Union,
    Anonymous5: _Anonymous5_e__Union,
};

const VIDEOMEMORYINFO = extern struct {
    fpPrimary: usize,
    dwFlags: u32,
    dwDisplayWidth: u32,
    dwDisplayHeight: u32,
    lDisplayPitch: i32,
    ddpfDisplay: DDPIXELFORMAT,
    dwOffscreenAlign: u32,
    dwOverlayAlign: u32,
    dwTextureAlign: u32,
    dwZBufferAlign: u32,
    dwAlphaAlign: u32,
    pvPrimary: ?*anyopaque,
};

type
  DDPIXELFORMAT {.bycopy.} = object
    dwSize: uint32
    dwFlags: uint32
    dwFourCC: uint32
    Anonymous1: _Anonymous1_e__Union
    Anonymous2: _Anonymous2_e__Union
    Anonymous3: _Anonymous3_e__Union
    Anonymous4: _Anonymous4_e__Union
    Anonymous5: _Anonymous5_e__Union

  VIDEOMEMORYINFO {.bycopy.} = object
    fpPrimary: uint
    dwFlags: uint32
    dwDisplayWidth: uint32
    dwDisplayHeight: uint32
    lDisplayPitch: int32
    ddpfDisplay: DDPIXELFORMAT
    dwOffscreenAlign: uint32
    dwOverlayAlign: uint32
    dwTextureAlign: uint32
    dwZBufferAlign: uint32
    dwAlphaAlign: uint32
    pvPrimary: pointer

struct DDPIXELFORMAT
{
    uint dwSize;
    uint dwFlags;
    uint dwFourCC;
    _Anonymous1_e__Union Anonymous1;
    _Anonymous2_e__Union Anonymous2;
    _Anonymous3_e__Union Anonymous3;
    _Anonymous4_e__Union Anonymous4;
    _Anonymous5_e__Union Anonymous5;
}

struct VIDEOMEMORYINFO
{
    size_t fpPrimary;
    uint dwFlags;
    uint dwDisplayWidth;
    uint dwDisplayHeight;
    int lDisplayPitch;
    DDPIXELFORMAT ddpfDisplay;
    uint dwOffscreenAlign;
    uint dwOverlayAlign;
    uint dwTextureAlign;
    uint dwZBufferAlign;
    uint dwAlphaAlign;
    void* pvPrimary;
}