MFCreateSensorGroup

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

HRESULT MFCreateSensorGroup(
    LPCWSTR SensorGroupSymbolicLink,
    IMFSensorGroup** ppSensorGroup
);

<DllImport("MFSENSORGROUP.dll", ExactSpelling:=True)>
Public Shared Function MFCreateSensorGroup(
    <MarshalAs(UnmanagedType.LPWStr)> SensorGroupSymbolicLink As String,   ' LPCWSTR
    ppSensorGroup As IntPtr   ' IMFSensorGroup** out
) As Integer
End Function

' SensorGroupSymbolicLink : LPCWSTR
' ppSensorGroup : IMFSensorGroup** out
Declare PtrSafe Function MFCreateSensorGroup Lib "mfsensorgroup" ( _
    ByVal SensorGroupSymbolicLink As LongPtr, _
    ByVal ppSensorGroup As LongPtr) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

MFCreateSensorGroup = ctypes.windll.mfsensorgroup.MFCreateSensorGroup
MFCreateSensorGroup.restype = ctypes.c_int
MFCreateSensorGroup.argtypes = [
    wintypes.LPCWSTR,  # SensorGroupSymbolicLink : LPCWSTR
    ctypes.c_void_p,  # ppSensorGroup : IMFSensorGroup** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MFSENSORGROUP.dll')
MFCreateSensorGroup = Fiddle::Function.new(
  lib['MFCreateSensorGroup'],
  [
    Fiddle::TYPE_VOIDP,  # SensorGroupSymbolicLink : LPCWSTR
    Fiddle::TYPE_VOIDP,  # ppSensorGroup : IMFSensorGroup** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mfsensorgroup")]
extern "system" {
    fn MFCreateSensorGroup(
        SensorGroupSymbolicLink: *const u16,  // LPCWSTR
        ppSensorGroup: *mut *mut core::ffi::c_void  // IMFSensorGroup** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MFSENSORGROUP.dll")]
public static extern int MFCreateSensorGroup([MarshalAs(UnmanagedType.LPWStr)] string SensorGroupSymbolicLink, IntPtr ppSensorGroup);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MFSENSORGROUP_MFCreateSensorGroup' -Namespace Win32 -PassThru
# $api::MFCreateSensorGroup(SensorGroupSymbolicLink, ppSensorGroup)

#uselib "MFSENSORGROUP.dll"
#func global MFCreateSensorGroup "MFCreateSensorGroup" sptr, sptr
; MFCreateSensorGroup SensorGroupSymbolicLink, ppSensorGroup   ; 戻り値は stat
; SensorGroupSymbolicLink : LPCWSTR -> "sptr"
; ppSensorGroup : IMFSensorGroup** out -> "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 "MFSENSORGROUP.dll"
#cfunc global MFCreateSensorGroup "MFCreateSensorGroup" wstr, sptr
; res = MFCreateSensorGroup(SensorGroupSymbolicLink, ppSensorGroup)
; SensorGroupSymbolicLink : LPCWSTR -> "wstr"
; ppSensorGroup : IMFSensorGroup** out -> "sptr"

; HRESULT MFCreateSensorGroup(LPCWSTR SensorGroupSymbolicLink, IMFSensorGroup** ppSensorGroup)
#uselib "MFSENSORGROUP.dll"
#cfunc global MFCreateSensorGroup "MFCreateSensorGroup" wstr, intptr
; res = MFCreateSensorGroup(SensorGroupSymbolicLink, ppSensorGroup)
; SensorGroupSymbolicLink : LPCWSTR -> "wstr"
; ppSensorGroup : IMFSensorGroup** out -> "intptr"

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

var (
	mfsensorgroup = windows.NewLazySystemDLL("MFSENSORGROUP.dll")
	procMFCreateSensorGroup = mfsensorgroup.NewProc("MFCreateSensorGroup")
)

// SensorGroupSymbolicLink (LPCWSTR), ppSensorGroup (IMFSensorGroup** out)
r1, _, err := procMFCreateSensorGroup.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(SensorGroupSymbolicLink))),
	uintptr(ppSensorGroup),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFCreateSensorGroup(
  SensorGroupSymbolicLink: PWideChar;   // LPCWSTR
  ppSensorGroup: Pointer   // IMFSensorGroup** out
): Integer; stdcall;
  external 'MFSENSORGROUP.dll' name 'MFCreateSensorGroup';

result := DllCall("MFSENSORGROUP\MFCreateSensorGroup"
    , "WStr", SensorGroupSymbolicLink   ; LPCWSTR
    , "Ptr", ppSensorGroup   ; IMFSensorGroup** out
    , "Int")   ; return: HRESULT

●MFCreateSensorGroup(SensorGroupSymbolicLink, ppSensorGroup) = DLL("MFSENSORGROUP.dll", "int MFCreateSensorGroup(char*, void*)")
# 呼び出し: MFCreateSensorGroup(SensorGroupSymbolicLink, ppSensorGroup)
# SensorGroupSymbolicLink : LPCWSTR -> "char*"
# ppSensorGroup : IMFSensorGroup** out -> "void*"
# 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)。