mmioStringToFOURCCW

// WINMM.dll  (Unicode / -W)
#include <windows.h>

DWORD mmioStringToFOURCCW(
    LPCWSTR sz,
    DWORD uFlags
);

<DllImport("WINMM.dll", CharSet:=CharSet.Unicode, ExactSpelling:=True)>
Public Shared Function mmioStringToFOURCCW(
    <MarshalAs(UnmanagedType.LPWStr)> sz As String,   ' LPCWSTR
    uFlags As UInteger   ' DWORD
) As UInteger
End Function

' sz : LPCWSTR
' uFlags : DWORD
Declare PtrSafe Function mmioStringToFOURCCW Lib "winmm" ( _
    ByVal sz As LongPtr, _
    ByVal uFlags As Long) As Long
' Unicode(W): 文字列は ByVal As LongPtr とし StrPtr(unicodeStr) を渡す
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

mmioStringToFOURCCW = ctypes.windll.winmm.mmioStringToFOURCCW
mmioStringToFOURCCW.restype = wintypes.DWORD
mmioStringToFOURCCW.argtypes = [
    wintypes.LPCWSTR,  # sz : LPCWSTR
    wintypes.DWORD,  # uFlags : DWORD
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WINMM.dll')
mmioStringToFOURCCW = Fiddle::Function.new(
  lib['mmioStringToFOURCCW'],
  [
    Fiddle::TYPE_VOIDP,  # sz : LPCWSTR
    -Fiddle::TYPE_INT,  # uFlags : DWORD
  ],
  -Fiddle::TYPE_INT)
# Wide strings: pass str.encode("UTF-16LE") + "\x00\x00"

#[link(name = "winmm")]
extern "system" {
    fn mmioStringToFOURCCW(
        sz: *const u16,  // LPCWSTR
        uFlags: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WINMM.dll", CharSet = CharSet.Unicode)]
public static extern uint mmioStringToFOURCCW([MarshalAs(UnmanagedType.LPWStr)] string sz, uint uFlags);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WINMM_mmioStringToFOURCCW' -Namespace Win32 -PassThru
# $api::mmioStringToFOURCCW(sz, uFlags)

#uselib "WINMM.dll"
#func global mmioStringToFOURCCW "mmioStringToFOURCCW" wptr, wptr
; mmioStringToFOURCCW sz, uFlags   ; 戻り値は stat
; sz : LPCWSTR -> "wptr"
; uFlags : DWORD -> "wptr"
; ※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 "WINMM.dll"
#cfunc global mmioStringToFOURCCW "mmioStringToFOURCCW" wstr, int
; res = mmioStringToFOURCCW(sz, uFlags)
; sz : LPCWSTR -> "wstr"
; uFlags : DWORD -> "int"

; DWORD mmioStringToFOURCCW(LPCWSTR sz, DWORD uFlags)
#uselib "WINMM.dll"
#cfunc global mmioStringToFOURCCW "mmioStringToFOURCCW" wstr, int
; res = mmioStringToFOURCCW(sz, uFlags)
; sz : LPCWSTR -> "wstr"
; uFlags : DWORD -> "int"

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

var (
	winmm = windows.NewLazySystemDLL("WINMM.dll")
	procmmioStringToFOURCCW = winmm.NewProc("mmioStringToFOURCCW")
)

// sz (LPCWSTR), uFlags (DWORD)
r1, _, err := procmmioStringToFOURCCW.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(sz))),
	uintptr(uFlags),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD

function mmioStringToFOURCCW(
  sz: PWideChar;   // LPCWSTR
  uFlags: DWORD   // DWORD
): DWORD; stdcall;
  external 'WINMM.dll' name 'mmioStringToFOURCCW';

result := DllCall("WINMM\mmioStringToFOURCCW"
    , "WStr", sz   ; LPCWSTR
    , "UInt", uFlags   ; DWORD
    , "UInt")   ; return: DWORD

●mmioStringToFOURCCW(sz, uFlags) = DLL("WINMM.dll", "dword mmioStringToFOURCCW(char*, dword)")
# 呼び出し: mmioStringToFOURCCW(sz, uFlags)
# sz : LPCWSTR -> "char*"
# uFlags : 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)。
# ※-W(Unicode)関数。なでしこ1はANSIのため -A 版の利用を推奨。