MFCreateASFStreamSelector

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

HRESULT MFCreateASFStreamSelector(
    IMFASFProfile* pIASFProfile,
    IMFASFStreamSelector** ppSelector
);

<DllImport("MF.dll", ExactSpelling:=True)>
Public Shared Function MFCreateASFStreamSelector(
    pIASFProfile As IntPtr,   ' IMFASFProfile*
    ppSelector As IntPtr   ' IMFASFStreamSelector** out
) As Integer
End Function

' pIASFProfile : IMFASFProfile*
' ppSelector : IMFASFStreamSelector** out
Declare PtrSafe Function MFCreateASFStreamSelector Lib "mf" ( _
    ByVal pIASFProfile As LongPtr, _
    ByVal ppSelector 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

MFCreateASFStreamSelector = ctypes.windll.mf.MFCreateASFStreamSelector
MFCreateASFStreamSelector.restype = ctypes.c_int
MFCreateASFStreamSelector.argtypes = [
    ctypes.c_void_p,  # pIASFProfile : IMFASFProfile*
    ctypes.c_void_p,  # ppSelector : IMFASFStreamSelector** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MF.dll')
MFCreateASFStreamSelector = Fiddle::Function.new(
  lib['MFCreateASFStreamSelector'],
  [
    Fiddle::TYPE_VOIDP,  # pIASFProfile : IMFASFProfile*
    Fiddle::TYPE_VOIDP,  # ppSelector : IMFASFStreamSelector** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mf")]
extern "system" {
    fn MFCreateASFStreamSelector(
        pIASFProfile: *mut core::ffi::c_void,  // IMFASFProfile*
        ppSelector: *mut *mut core::ffi::c_void  // IMFASFStreamSelector** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

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

#uselib "MF.dll"
#func global MFCreateASFStreamSelector "MFCreateASFStreamSelector" sptr, sptr
; MFCreateASFStreamSelector pIASFProfile, ppSelector   ; 戻り値は stat
; pIASFProfile : IMFASFProfile* -> "sptr"
; ppSelector : IMFASFStreamSelector** 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 MFCreateASFStreamSelector "MFCreateASFStreamSelector" sptr, sptr
; res = MFCreateASFStreamSelector(pIASFProfile, ppSelector)
; pIASFProfile : IMFASFProfile* -> "sptr"
; ppSelector : IMFASFStreamSelector** out -> "sptr"

; HRESULT MFCreateASFStreamSelector(IMFASFProfile* pIASFProfile, IMFASFStreamSelector** ppSelector)
#uselib "MF.dll"
#cfunc global MFCreateASFStreamSelector "MFCreateASFStreamSelector" intptr, intptr
; res = MFCreateASFStreamSelector(pIASFProfile, ppSelector)
; pIASFProfile : IMFASFProfile* -> "intptr"
; ppSelector : IMFASFStreamSelector** out -> "intptr"

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

var (
	mf = windows.NewLazySystemDLL("MF.dll")
	procMFCreateASFStreamSelector = mf.NewProc("MFCreateASFStreamSelector")
)

// pIASFProfile (IMFASFProfile*), ppSelector (IMFASFStreamSelector** out)
r1, _, err := procMFCreateASFStreamSelector.Call(
	uintptr(pIASFProfile),
	uintptr(ppSelector),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFCreateASFStreamSelector(
  pIASFProfile: Pointer;   // IMFASFProfile*
  ppSelector: Pointer   // IMFASFStreamSelector** out
): Integer; stdcall;
  external 'MF.dll' name 'MFCreateASFStreamSelector';

result := DllCall("MF\MFCreateASFStreamSelector"
    , "Ptr", pIASFProfile   ; IMFASFProfile*
    , "Ptr", ppSelector   ; IMFASFStreamSelector** out
    , "Int")   ; return: HRESULT

●MFCreateASFStreamSelector(pIASFProfile, ppSelector) = DLL("MF.dll", "int MFCreateASFStreamSelector(void*, void*)")
# 呼び出し: MFCreateASFStreamSelector(pIASFProfile, ppSelector)
# pIASFProfile : IMFASFProfile* -> "void*"
# ppSelector : IMFASFStreamSelector** 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)。