DXVA2_VIDEOSAMPLE

using System;
using System.Runtime.InteropServices;

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DXVA2_ExtendedFormat
{
    public _Anonymous_e__Union Anonymous;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct RECT
{
    public int left;
    public int top;
    public int right;
    public int bottom;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DXVA2_AYUVSample8
{
    public byte Cr;
    public byte Cb;
    public byte Y;
    public byte Alpha;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DXVA2_Fixed32
{
    public _Anonymous_e__Union Anonymous;
}

[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
public struct DXVA2_VIDEOSAMPLE
{
    public long Start;
    public long End;
    public DXVA2_ExtendedFormat SampleFormat;
    public uint SampleFlags;
    public IntPtr SrcResource;
    public RECT SrcRect;
    public RECT DstRect;
    [MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)] public DXVA2_AYUVSample8[] Pal;
    public DXVA2_Fixed32 PlanarAlpha;
}

Imports System.Runtime.InteropServices

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DXVA2_ExtendedFormat
    Public Anonymous As _Anonymous_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure RECT
    Public left As Integer
    Public top As Integer
    Public right As Integer
    Public bottom As Integer
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DXVA2_AYUVSample8
    Public Cr As Byte
    Public Cb As Byte
    Public Y As Byte
    Public Alpha As Byte
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DXVA2_Fixed32
    Public Anonymous As _Anonymous_e__Union
End Structure

<StructLayout(LayoutKind.Sequential, CharSet:=CharSet.Unicode)>
Public Structure DXVA2_VIDEOSAMPLE
    Public Start As Long
    Public End As Long
    Public SampleFormat As DXVA2_ExtendedFormat
    Public SampleFlags As UInteger
    Public SrcResource As IntPtr
    Public SrcRect As RECT
    Public DstRect As RECT
    <MarshalAs(UnmanagedType.ByValArray, SizeConst:=16)> Public Pal() As DXVA2_AYUVSample8
    Public PlanarAlpha As DXVA2_Fixed32
End Structure

import ctypes
from ctypes import wintypes

class DXVA2_ExtendedFormat(ctypes.Structure):
    _fields_ = [
        ("Anonymous", _Anonymous_e__Union),
    ]

class RECT(ctypes.Structure):
    _fields_ = [
        ("left", ctypes.c_int),
        ("top", ctypes.c_int),
        ("right", ctypes.c_int),
        ("bottom", ctypes.c_int),
    ]

class DXVA2_AYUVSample8(ctypes.Structure):
    _fields_ = [
        ("Cr", ctypes.c_ubyte),
        ("Cb", ctypes.c_ubyte),
        ("Y", ctypes.c_ubyte),
        ("Alpha", ctypes.c_ubyte),
    ]

class DXVA2_Fixed32(ctypes.Structure):
    _fields_ = [
        ("Anonymous", _Anonymous_e__Union),
    ]

class DXVA2_VIDEOSAMPLE(ctypes.Structure):
    _fields_ = [
        ("Start", ctypes.c_longlong),
        ("End", ctypes.c_longlong),
        ("SampleFormat", DXVA2_ExtendedFormat),
        ("SampleFlags", wintypes.DWORD),
        ("SrcResource", ctypes.c_void_p),
        ("SrcRect", RECT),
        ("DstRect", RECT),
        ("Pal", DXVA2_AYUVSample8 * 16),
        ("PlanarAlpha", DXVA2_Fixed32),
    ]

#[repr(C)]
pub struct DXVA2_ExtendedFormat {
    pub Anonymous: _Anonymous_e__Union,
}

#[repr(C)]
pub struct RECT {
    pub left: i32,
    pub top: i32,
    pub right: i32,
    pub bottom: i32,
}

#[repr(C)]
pub struct DXVA2_AYUVSample8 {
    pub Cr: u8,
    pub Cb: u8,
    pub Y: u8,
    pub Alpha: u8,
}

#[repr(C)]
pub struct DXVA2_Fixed32 {
    pub Anonymous: _Anonymous_e__Union,
}

#[repr(C)]
pub struct DXVA2_VIDEOSAMPLE {
    pub Start: i64,
    pub End: i64,
    pub SampleFormat: DXVA2_ExtendedFormat,
    pub SampleFlags: u32,
    pub SrcResource: *mut core::ffi::c_void,
    pub SrcRect: RECT,
    pub DstRect: RECT,
    pub Pal: [DXVA2_AYUVSample8; 16],
    pub PlanarAlpha: DXVA2_Fixed32,
}

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

type DXVA2_ExtendedFormat struct {
	Anonymous _Anonymous_e__Union
}

type RECT struct {
	left int32
	top int32
	right int32
	bottom int32
}

type DXVA2_AYUVSample8 struct {
	Cr byte
	Cb byte
	Y byte
	Alpha byte
}

type DXVA2_Fixed32 struct {
	Anonymous _Anonymous_e__Union
}

type DXVA2_VIDEOSAMPLE struct {
	Start int64
	End int64
	SampleFormat DXVA2_ExtendedFormat
	SampleFlags uint32
	SrcResource uintptr
	SrcRect RECT
	DstRect RECT
	Pal [16]DXVA2_AYUVSample8
	PlanarAlpha DXVA2_Fixed32
}

type
  DXVA2_ExtendedFormat = record
    Anonymous: _Anonymous_e__Union;
  end;

  RECT = record
    left: Integer;
    top: Integer;
    right: Integer;
    bottom: Integer;
  end;

  DXVA2_AYUVSample8 = record
    Cr: Byte;
    Cb: Byte;
    Y: Byte;
    Alpha: Byte;
  end;

  DXVA2_Fixed32 = record
    Anonymous: _Anonymous_e__Union;
  end;

  DXVA2_VIDEOSAMPLE = record
    Start: Int64;
    End: Int64;
    SampleFormat: DXVA2_ExtendedFormat;
    SampleFlags: DWORD;
    SrcResource: Pointer;
    SrcRect: RECT;
    DstRect: RECT;
    Pal: array[0..15] of DXVA2_AYUVSample8;
    PlanarAlpha: DXVA2_Fixed32;
  end;

const DXVA2_ExtendedFormat = extern struct {
    Anonymous: _Anonymous_e__Union,
};

const RECT = extern struct {
    left: i32,
    top: i32,
    right: i32,
    bottom: i32,
};

const DXVA2_AYUVSample8 = extern struct {
    Cr: u8,
    Cb: u8,
    Y: u8,
    Alpha: u8,
};

const DXVA2_Fixed32 = extern struct {
    Anonymous: _Anonymous_e__Union,
};

const DXVA2_VIDEOSAMPLE = extern struct {
    Start: i64,
    End: i64,
    SampleFormat: DXVA2_ExtendedFormat,
    SampleFlags: u32,
    SrcResource: ?*anyopaque,
    SrcRect: RECT,
    DstRect: RECT,
    Pal: [16]DXVA2_AYUVSample8,
    PlanarAlpha: DXVA2_Fixed32,
};

type
  DXVA2_ExtendedFormat {.bycopy.} = object
    Anonymous: _Anonymous_e__Union

  RECT {.bycopy.} = object
    left: int32
    top: int32
    right: int32
    bottom: int32

  DXVA2_AYUVSample8 {.bycopy.} = object
    Cr: uint8
    Cb: uint8
    Y: uint8
    Alpha: uint8

  DXVA2_Fixed32 {.bycopy.} = object
    Anonymous: _Anonymous_e__Union

  DXVA2_VIDEOSAMPLE {.bycopy.} = object
    Start: int64
    End: int64
    SampleFormat: DXVA2_ExtendedFormat
    SampleFlags: uint32
    SrcResource: pointer
    SrcRect: RECT
    DstRect: RECT
    Pal: array[16, DXVA2_AYUVSample8]
    PlanarAlpha: DXVA2_Fixed32

struct DXVA2_ExtendedFormat
{
    _Anonymous_e__Union Anonymous;
}

struct RECT
{
    int left;
    int top;
    int right;
    int bottom;
}

struct DXVA2_AYUVSample8
{
    ubyte Cr;
    ubyte Cb;
    ubyte Y;
    ubyte Alpha;
}

struct DXVA2_Fixed32
{
    _Anonymous_e__Union Anonymous;
}

struct DXVA2_VIDEOSAMPLE
{
    long Start;
    long End;
    DXVA2_ExtendedFormat SampleFormat;
    uint SampleFlags;
    void* SrcResource;
    RECT SrcRect;
    RECT DstRect;
    DXVA2_AYUVSample8[16] Pal;
    DXVA2_Fixed32 PlanarAlpha;
}