MFMapDX9FormatToDXGIFormat

// MFPlat.dll
#include <windows.h>

DXGI_FORMAT MFMapDX9FormatToDXGIFormat(
    DWORD dx9
);

<DllImport("MFPlat.dll", ExactSpelling:=True)>
Public Shared Function MFMapDX9FormatToDXGIFormat(
    dx9 As UInteger   ' DWORD
) As Integer
End Function

' dx9 : DWORD
Declare PtrSafe Function MFMapDX9FormatToDXGIFormat Lib "mfplat" ( _
    ByVal dx9 As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

MFMapDX9FormatToDXGIFormat = ctypes.windll.mfplat.MFMapDX9FormatToDXGIFormat
MFMapDX9FormatToDXGIFormat.restype = ctypes.c_int
MFMapDX9FormatToDXGIFormat.argtypes = [
    wintypes.DWORD,  # dx9 : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MFPlat.dll')
MFMapDX9FormatToDXGIFormat = Fiddle::Function.new(
  lib['MFMapDX9FormatToDXGIFormat'],
  [
    -Fiddle::TYPE_INT,  # dx9 : DWORD
  ],
  Fiddle::TYPE_INT)

#[link(name = "mfplat")]
extern "system" {
    fn MFMapDX9FormatToDXGIFormat(
        dx9: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MFPlat.dll")]
public static extern int MFMapDX9FormatToDXGIFormat(uint dx9);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MFPlat_MFMapDX9FormatToDXGIFormat' -Namespace Win32 -PassThru
# $api::MFMapDX9FormatToDXGIFormat(dx9)

#uselib "MFPlat.dll"
#func global MFMapDX9FormatToDXGIFormat "MFMapDX9FormatToDXGIFormat" sptr
; MFMapDX9FormatToDXGIFormat dx9   ; 戻り値は stat
; dx9 : DWORD -> "sptr"
; ※HSP3.7は #func のため戻り値はシステム変数 stat に格納されます。

#uselib "MFPlat.dll"
#cfunc global MFMapDX9FormatToDXGIFormat "MFMapDX9FormatToDXGIFormat" int
; res = MFMapDX9FormatToDXGIFormat(dx9)
; dx9 : DWORD -> "int"

; DXGI_FORMAT MFMapDX9FormatToDXGIFormat(DWORD dx9)
#uselib "MFPlat.dll"
#cfunc global MFMapDX9FormatToDXGIFormat "MFMapDX9FormatToDXGIFormat" int
; res = MFMapDX9FormatToDXGIFormat(dx9)
; dx9 : DWORD -> "int"

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	mfplat = windows.NewLazySystemDLL("MFPlat.dll")
	procMFMapDX9FormatToDXGIFormat = mfplat.NewProc("MFMapDX9FormatToDXGIFormat")
)

// dx9 (DWORD)
r1, _, err := procMFMapDX9FormatToDXGIFormat.Call(
	uintptr(dx9),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DXGI_FORMAT

function MFMapDX9FormatToDXGIFormat(
  dx9: DWORD   // DWORD
): Integer; stdcall;
  external 'MFPlat.dll' name 'MFMapDX9FormatToDXGIFormat';

result := DllCall("MFPlat\MFMapDX9FormatToDXGIFormat"
    , "UInt", dx9   ; DWORD
    , "Int")   ; return: DXGI_FORMAT

●MFMapDX9FormatToDXGIFormat(dx9) = DLL("MFPlat.dll", "int MFMapDX9FormatToDXGIFormat(dword)")
# 呼び出し: MFMapDX9FormatToDXGIFormat(dx9)
# dx9 : DWORD -> "dword"
# なでしこ1は32bit・ANSI(Shift_JIS)。文字列=char*(ANSI)、ポインタ/ハンドル=void*(4byte)。