MFCreateAudioRenderer

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

HRESULT MFCreateAudioRenderer(
    IMFAttributes* pAudioAttributes,
    IMFMediaSink** ppSink
);

<DllImport("MF.dll", ExactSpelling:=True)>
Public Shared Function MFCreateAudioRenderer(
    pAudioAttributes As IntPtr,   ' IMFAttributes*
    ppSink As IntPtr   ' IMFMediaSink** out
) As Integer
End Function

' pAudioAttributes : IMFAttributes*
' ppSink : IMFMediaSink** out
Declare PtrSafe Function MFCreateAudioRenderer Lib "mf" ( _
    ByVal pAudioAttributes As LongPtr, _
    ByVal ppSink 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

MFCreateAudioRenderer = ctypes.windll.mf.MFCreateAudioRenderer
MFCreateAudioRenderer.restype = ctypes.c_int
MFCreateAudioRenderer.argtypes = [
    ctypes.c_void_p,  # pAudioAttributes : IMFAttributes*
    ctypes.c_void_p,  # ppSink : IMFMediaSink** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MF.dll')
MFCreateAudioRenderer = Fiddle::Function.new(
  lib['MFCreateAudioRenderer'],
  [
    Fiddle::TYPE_VOIDP,  # pAudioAttributes : IMFAttributes*
    Fiddle::TYPE_VOIDP,  # ppSink : IMFMediaSink** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mf")]
extern "system" {
    fn MFCreateAudioRenderer(
        pAudioAttributes: *mut core::ffi::c_void,  // IMFAttributes*
        ppSink: *mut *mut core::ffi::c_void  // IMFMediaSink** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MF.dll")]
public static extern int MFCreateAudioRenderer(IntPtr pAudioAttributes, IntPtr ppSink);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MF_MFCreateAudioRenderer' -Namespace Win32 -PassThru
# $api::MFCreateAudioRenderer(pAudioAttributes, ppSink)

#uselib "MF.dll"
#func global MFCreateAudioRenderer "MFCreateAudioRenderer" sptr, sptr
; MFCreateAudioRenderer pAudioAttributes, ppSink   ; 戻り値は stat
; pAudioAttributes : IMFAttributes* -> "sptr"
; ppSink : IMFMediaSink** 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 MFCreateAudioRenderer "MFCreateAudioRenderer" sptr, sptr
; res = MFCreateAudioRenderer(pAudioAttributes, ppSink)
; pAudioAttributes : IMFAttributes* -> "sptr"
; ppSink : IMFMediaSink** out -> "sptr"

; HRESULT MFCreateAudioRenderer(IMFAttributes* pAudioAttributes, IMFMediaSink** ppSink)
#uselib "MF.dll"
#cfunc global MFCreateAudioRenderer "MFCreateAudioRenderer" intptr, intptr
; res = MFCreateAudioRenderer(pAudioAttributes, ppSink)
; pAudioAttributes : IMFAttributes* -> "intptr"
; ppSink : IMFMediaSink** out -> "intptr"

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

var (
	mf = windows.NewLazySystemDLL("MF.dll")
	procMFCreateAudioRenderer = mf.NewProc("MFCreateAudioRenderer")
)

// pAudioAttributes (IMFAttributes*), ppSink (IMFMediaSink** out)
r1, _, err := procMFCreateAudioRenderer.Call(
	uintptr(pAudioAttributes),
	uintptr(ppSink),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFCreateAudioRenderer(
  pAudioAttributes: Pointer;   // IMFAttributes*
  ppSink: Pointer   // IMFMediaSink** out
): Integer; stdcall;
  external 'MF.dll' name 'MFCreateAudioRenderer';

result := DllCall("MF\MFCreateAudioRenderer"
    , "Ptr", pAudioAttributes   ; IMFAttributes*
    , "Ptr", ppSink   ; IMFMediaSink** out
    , "Int")   ; return: HRESULT

●MFCreateAudioRenderer(pAudioAttributes, ppSink) = DLL("MF.dll", "int MFCreateAudioRenderer(void*, void*)")
# 呼び出し: MFCreateAudioRenderer(pAudioAttributes, ppSink)
# pAudioAttributes : IMFAttributes* -> "void*"
# ppSink : IMFMediaSink** 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)。