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WMCreateIndexer

関数

Windows Mediaファイルのインデクサオブジェクトを作成する。

DLLWMVCore.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

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

HRESULT WMCreateIndexer(
    IWMIndexer** ppIndexer
);

パラメーター

名前	型	方向	説明
ppIndexer	IWMIndexer**	out	作成したインデクサのIWMIndexerを受け取るポインタのアドレス。出力用。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WMCreateIndexer(
    IWMIndexer** ppIndexer
);

[DllImport("WMVCore.dll", ExactSpelling = true)]
static extern int WMCreateIndexer(
    IntPtr ppIndexer   // IWMIndexer** out
);

<DllImport("WMVCore.dll", ExactSpelling:=True)>
Public Shared Function WMCreateIndexer(
    ppIndexer As IntPtr   ' IWMIndexer** out
) As Integer
End Function

' ppIndexer : IWMIndexer** out
Declare PtrSafe Function WMCreateIndexer Lib "wmvcore" ( _
    ByVal ppIndexer 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

WMCreateIndexer = ctypes.windll.wmvcore.WMCreateIndexer
WMCreateIndexer.restype = ctypes.c_int
WMCreateIndexer.argtypes = [
    ctypes.c_void_p,  # ppIndexer : IWMIndexer** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WMVCore.dll')
WMCreateIndexer = Fiddle::Function.new(
  lib['WMCreateIndexer'],
  [
    Fiddle::TYPE_VOIDP,  # ppIndexer : IWMIndexer** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "wmvcore")]
extern "system" {
    fn WMCreateIndexer(
        ppIndexer: *mut *mut core::ffi::c_void  // IWMIndexer** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("WMVCore.dll")]
public static extern int WMCreateIndexer(IntPtr ppIndexer);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WMVCore_WMCreateIndexer' -Namespace Win32 -PassThru
# $api::WMCreateIndexer(ppIndexer)

#uselib "WMVCore.dll"
#func global WMCreateIndexer "WMCreateIndexer" sptr
; WMCreateIndexer ppIndexer   ; 戻り値は stat
; ppIndexer : IWMIndexer** 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 "WMVCore.dll"
#cfunc global WMCreateIndexer "WMCreateIndexer" sptr
; res = WMCreateIndexer(ppIndexer)
; ppIndexer : IWMIndexer** out -> "sptr"

; HRESULT WMCreateIndexer(IWMIndexer** ppIndexer)
#uselib "WMVCore.dll"
#cfunc global WMCreateIndexer "WMCreateIndexer" intptr
; res = WMCreateIndexer(ppIndexer)
; ppIndexer : IWMIndexer** out -> "intptr"

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

var (
	wmvcore = windows.NewLazySystemDLL("WMVCore.dll")
	procWMCreateIndexer = wmvcore.NewProc("WMCreateIndexer")
)

// ppIndexer (IWMIndexer** out)
r1, _, err := procWMCreateIndexer.Call(
	uintptr(ppIndexer),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function WMCreateIndexer(
  ppIndexer: Pointer   // IWMIndexer** out
): Integer; stdcall;
  external 'WMVCore.dll' name 'WMCreateIndexer';

result := DllCall("WMVCore\WMCreateIndexer"
    , "Ptr", ppIndexer   ; IWMIndexer** out
    , "Int")   ; return: HRESULT

●WMCreateIndexer(ppIndexer) = DLL("WMVCore.dll", "int WMCreateIndexer(void*)")
# 呼び出し: WMCreateIndexer(ppIndexer)
# ppIndexer : IWMIndexer** 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)。