MFCreateASFMediaSinkActivate

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

HRESULT MFCreateASFMediaSinkActivate(
    LPCWSTR pwszFileName,
    IMFASFContentInfo* pContentInfo,
    IMFActivate** ppIActivate
);

<DllImport("MF.dll", ExactSpelling:=True)>
Public Shared Function MFCreateASFMediaSinkActivate(
    <MarshalAs(UnmanagedType.LPWStr)> pwszFileName As String,   ' LPCWSTR
    pContentInfo As IntPtr,   ' IMFASFContentInfo*
    ppIActivate As IntPtr   ' IMFActivate** out
) As Integer
End Function

' pwszFileName : LPCWSTR
' pContentInfo : IMFASFContentInfo*
' ppIActivate : IMFActivate** out
Declare PtrSafe Function MFCreateASFMediaSinkActivate Lib "mf" ( _
    ByVal pwszFileName As LongPtr, _
    ByVal pContentInfo As LongPtr, _
    ByVal ppIActivate 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

MFCreateASFMediaSinkActivate = ctypes.windll.mf.MFCreateASFMediaSinkActivate
MFCreateASFMediaSinkActivate.restype = ctypes.c_int
MFCreateASFMediaSinkActivate.argtypes = [
    wintypes.LPCWSTR,  # pwszFileName : LPCWSTR
    ctypes.c_void_p,  # pContentInfo : IMFASFContentInfo*
    ctypes.c_void_p,  # ppIActivate : IMFActivate** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MF.dll')
MFCreateASFMediaSinkActivate = Fiddle::Function.new(
  lib['MFCreateASFMediaSinkActivate'],
  [
    Fiddle::TYPE_VOIDP,  # pwszFileName : LPCWSTR
    Fiddle::TYPE_VOIDP,  # pContentInfo : IMFASFContentInfo*
    Fiddle::TYPE_VOIDP,  # ppIActivate : IMFActivate** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mf")]
extern "system" {
    fn MFCreateASFMediaSinkActivate(
        pwszFileName: *const u16,  // LPCWSTR
        pContentInfo: *mut core::ffi::c_void,  // IMFASFContentInfo*
        ppIActivate: *mut *mut core::ffi::c_void  // IMFActivate** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MF.dll")]
public static extern int MFCreateASFMediaSinkActivate([MarshalAs(UnmanagedType.LPWStr)] string pwszFileName, IntPtr pContentInfo, IntPtr ppIActivate);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MF_MFCreateASFMediaSinkActivate' -Namespace Win32 -PassThru
# $api::MFCreateASFMediaSinkActivate(pwszFileName, pContentInfo, ppIActivate)

#uselib "MF.dll"
#func global MFCreateASFMediaSinkActivate "MFCreateASFMediaSinkActivate" sptr, sptr, sptr
; MFCreateASFMediaSinkActivate pwszFileName, pContentInfo, ppIActivate   ; 戻り値は stat
; pwszFileName : LPCWSTR -> "sptr"
; pContentInfo : IMFASFContentInfo* -> "sptr"
; ppIActivate : IMFActivate** 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 "MF.dll"
#cfunc global MFCreateASFMediaSinkActivate "MFCreateASFMediaSinkActivate" wstr, sptr, sptr
; res = MFCreateASFMediaSinkActivate(pwszFileName, pContentInfo, ppIActivate)
; pwszFileName : LPCWSTR -> "wstr"
; pContentInfo : IMFASFContentInfo* -> "sptr"
; ppIActivate : IMFActivate** out -> "sptr"

; HRESULT MFCreateASFMediaSinkActivate(LPCWSTR pwszFileName, IMFASFContentInfo* pContentInfo, IMFActivate** ppIActivate)
#uselib "MF.dll"
#cfunc global MFCreateASFMediaSinkActivate "MFCreateASFMediaSinkActivate" wstr, intptr, intptr
; res = MFCreateASFMediaSinkActivate(pwszFileName, pContentInfo, ppIActivate)
; pwszFileName : LPCWSTR -> "wstr"
; pContentInfo : IMFASFContentInfo* -> "intptr"
; ppIActivate : IMFActivate** out -> "intptr"

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

var (
	mf = windows.NewLazySystemDLL("MF.dll")
	procMFCreateASFMediaSinkActivate = mf.NewProc("MFCreateASFMediaSinkActivate")
)

// pwszFileName (LPCWSTR), pContentInfo (IMFASFContentInfo*), ppIActivate (IMFActivate** out)
r1, _, err := procMFCreateASFMediaSinkActivate.Call(
	uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(pwszFileName))),
	uintptr(pContentInfo),
	uintptr(ppIActivate),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFCreateASFMediaSinkActivate(
  pwszFileName: PWideChar;   // LPCWSTR
  pContentInfo: Pointer;   // IMFASFContentInfo*
  ppIActivate: Pointer   // IMFActivate** out
): Integer; stdcall;
  external 'MF.dll' name 'MFCreateASFMediaSinkActivate';

result := DllCall("MF\MFCreateASFMediaSinkActivate"
    , "WStr", pwszFileName   ; LPCWSTR
    , "Ptr", pContentInfo   ; IMFASFContentInfo*
    , "Ptr", ppIActivate   ; IMFActivate** out
    , "Int")   ; return: HRESULT

●MFCreateASFMediaSinkActivate(pwszFileName, pContentInfo, ppIActivate) = DLL("MF.dll", "int MFCreateASFMediaSinkActivate(char*, void*, void*)")
# 呼び出し: MFCreateASFMediaSinkActivate(pwszFileName, pContentInfo, ppIActivate)
# pwszFileName : LPCWSTR -> "char*"
# pContentInfo : IMFASFContentInfo* -> "void*"
# ppIActivate : IMFActivate** 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)。