MFTranscodeGetAudioOutputAvailableTypes

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

HRESULT MFTranscodeGetAudioOutputAvailableTypes(
    const GUID* guidSubType,
    DWORD dwMFTFlags,
    IMFAttributes* pCodecConfig,   // optional
    IMFCollection** ppAvailableTypes
);

<DllImport("MF.dll", ExactSpelling:=True)>
Public Shared Function MFTranscodeGetAudioOutputAvailableTypes(
    ByRef guidSubType As Guid,   ' GUID*
    dwMFTFlags As UInteger,   ' DWORD
    pCodecConfig As IntPtr,   ' IMFAttributes* optional
    ppAvailableTypes As IntPtr   ' IMFCollection** out
) As Integer
End Function

' guidSubType : GUID*
' dwMFTFlags : DWORD
' pCodecConfig : IMFAttributes* optional
' ppAvailableTypes : IMFCollection** out
Declare PtrSafe Function MFTranscodeGetAudioOutputAvailableTypes Lib "mf" ( _
    ByVal guidSubType As LongPtr, _
    ByVal dwMFTFlags As Long, _
    ByVal pCodecConfig As LongPtr, _
    ByVal ppAvailableTypes 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

MFTranscodeGetAudioOutputAvailableTypes = ctypes.windll.mf.MFTranscodeGetAudioOutputAvailableTypes
MFTranscodeGetAudioOutputAvailableTypes.restype = ctypes.c_int
MFTranscodeGetAudioOutputAvailableTypes.argtypes = [
    ctypes.c_void_p,  # guidSubType : GUID*
    wintypes.DWORD,  # dwMFTFlags : DWORD
    ctypes.c_void_p,  # pCodecConfig : IMFAttributes* optional
    ctypes.c_void_p,  # ppAvailableTypes : IMFCollection** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MF.dll')
MFTranscodeGetAudioOutputAvailableTypes = Fiddle::Function.new(
  lib['MFTranscodeGetAudioOutputAvailableTypes'],
  [
    Fiddle::TYPE_VOIDP,  # guidSubType : GUID*
    -Fiddle::TYPE_INT,  # dwMFTFlags : DWORD
    Fiddle::TYPE_VOIDP,  # pCodecConfig : IMFAttributes* optional
    Fiddle::TYPE_VOIDP,  # ppAvailableTypes : IMFCollection** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "mf")]
extern "system" {
    fn MFTranscodeGetAudioOutputAvailableTypes(
        guidSubType: *const GUID,  // GUID*
        dwMFTFlags: u32,  // DWORD
        pCodecConfig: *mut core::ffi::c_void,  // IMFAttributes* optional
        ppAvailableTypes: *mut *mut core::ffi::c_void  // IMFCollection** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("MF.dll")]
public static extern int MFTranscodeGetAudioOutputAvailableTypes(ref Guid guidSubType, uint dwMFTFlags, IntPtr pCodecConfig, IntPtr ppAvailableTypes);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MF_MFTranscodeGetAudioOutputAvailableTypes' -Namespace Win32 -PassThru
# $api::MFTranscodeGetAudioOutputAvailableTypes(guidSubType, dwMFTFlags, pCodecConfig, ppAvailableTypes)

#uselib "MF.dll"
#func global MFTranscodeGetAudioOutputAvailableTypes "MFTranscodeGetAudioOutputAvailableTypes" sptr, sptr, sptr, sptr
; MFTranscodeGetAudioOutputAvailableTypes varptr(guidSubType), dwMFTFlags, pCodecConfig, ppAvailableTypes   ; 戻り値は stat
; guidSubType : GUID* -> "sptr"
; dwMFTFlags : DWORD -> "sptr"
; pCodecConfig : IMFAttributes* optional -> "sptr"
; ppAvailableTypes : IMFCollection** 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 MFTranscodeGetAudioOutputAvailableTypes "MFTranscodeGetAudioOutputAvailableTypes" var, int, sptr, sptr
; res = MFTranscodeGetAudioOutputAvailableTypes(guidSubType, dwMFTFlags, pCodecConfig, ppAvailableTypes)
; guidSubType : GUID* -> "var"
; dwMFTFlags : DWORD -> "int"
; pCodecConfig : IMFAttributes* optional -> "sptr"
; ppAvailableTypes : IMFCollection** out -> "sptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

; HRESULT MFTranscodeGetAudioOutputAvailableTypes(GUID* guidSubType, DWORD dwMFTFlags, IMFAttributes* pCodecConfig, IMFCollection** ppAvailableTypes)
#uselib "MF.dll"
#cfunc global MFTranscodeGetAudioOutputAvailableTypes "MFTranscodeGetAudioOutputAvailableTypes" var, int, intptr, intptr
; res = MFTranscodeGetAudioOutputAvailableTypes(guidSubType, dwMFTFlags, pCodecConfig, ppAvailableTypes)
; guidSubType : GUID* -> "var"
; dwMFTFlags : DWORD -> "int"
; pCodecConfig : IMFAttributes* optional -> "intptr"
; ppAvailableTypes : IMFCollection** out -> "intptr"
; ※出力/バッファ引数は var 方式(変数を直接渡す)。varptr 方式にも切替可。

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

var (
	mf = windows.NewLazySystemDLL("MF.dll")
	procMFTranscodeGetAudioOutputAvailableTypes = mf.NewProc("MFTranscodeGetAudioOutputAvailableTypes")
)

// guidSubType (GUID*), dwMFTFlags (DWORD), pCodecConfig (IMFAttributes* optional), ppAvailableTypes (IMFCollection** out)
r1, _, err := procMFTranscodeGetAudioOutputAvailableTypes.Call(
	uintptr(guidSubType),
	uintptr(dwMFTFlags),
	uintptr(pCodecConfig),
	uintptr(ppAvailableTypes),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function MFTranscodeGetAudioOutputAvailableTypes(
  guidSubType: PGUID;   // GUID*
  dwMFTFlags: DWORD;   // DWORD
  pCodecConfig: Pointer;   // IMFAttributes* optional
  ppAvailableTypes: Pointer   // IMFCollection** out
): Integer; stdcall;
  external 'MF.dll' name 'MFTranscodeGetAudioOutputAvailableTypes';

result := DllCall("MF\MFTranscodeGetAudioOutputAvailableTypes"
    , "Ptr", guidSubType   ; GUID*
    , "UInt", dwMFTFlags   ; DWORD
    , "Ptr", pCodecConfig   ; IMFAttributes* optional
    , "Ptr", ppAvailableTypes   ; IMFCollection** out
    , "Int")   ; return: HRESULT

●MFTranscodeGetAudioOutputAvailableTypes(guidSubType, dwMFTFlags, pCodecConfig, ppAvailableTypes) = DLL("MF.dll", "int MFTranscodeGetAudioOutputAvailableTypes(void*, dword, void*, void*)")
# 呼び出し: MFTranscodeGetAudioOutputAvailableTypes(guidSubType, dwMFTFlags, pCodecConfig, ppAvailableTypes)
# guidSubType : GUID* -> "void*"
# dwMFTFlags : DWORD -> "dword"
# pCodecConfig : IMFAttributes* optional -> "void*"
# ppAvailableTypes : IMFCollection** 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)。