Win32 API 日本語リファレンス
ホームMedia.Audio › acmStreamClose

acmStreamClose

関数
開いているACM変換ストリームを閉じてリソースを解放する。
DLLMSACM32.dll呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// MSACM32.dll
#include <windows.h>

DWORD acmStreamClose(
    HACMSTREAM has,
    DWORD fdwClose
);

パラメーター

名前方向
hasHACMSTREAMin
fdwCloseDWORDin

戻り値の型: DWORD

各言語での呼び出し定義

// MSACM32.dll
#include <windows.h>

DWORD acmStreamClose(
    HACMSTREAM has,
    DWORD fdwClose
);
[DllImport("MSACM32.dll", ExactSpelling = true)]
static extern uint acmStreamClose(
    IntPtr has,   // HACMSTREAM
    uint fdwClose   // DWORD
);
<DllImport("MSACM32.dll", ExactSpelling:=True)>
Public Shared Function acmStreamClose(
    has As IntPtr,   ' HACMSTREAM
    fdwClose As UInteger   ' DWORD
) As UInteger
End Function
' has : HACMSTREAM
' fdwClose : DWORD
Declare PtrSafe Function acmStreamClose Lib "msacm32" ( _
    ByVal has As LongPtr, _
    ByVal fdwClose As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。
import ctypes
from ctypes import wintypes

acmStreamClose = ctypes.windll.msacm32.acmStreamClose
acmStreamClose.restype = wintypes.DWORD
acmStreamClose.argtypes = [
    wintypes.HANDLE,  # has : HACMSTREAM
    wintypes.DWORD,  # fdwClose : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSACM32.dll')
acmStreamClose = Fiddle::Function.new(
  lib['acmStreamClose'],
  [
    Fiddle::TYPE_VOIDP,  # has : HACMSTREAM
    -Fiddle::TYPE_INT,  # fdwClose : DWORD
  ],
  -Fiddle::TYPE_INT)
#[link(name = "msacm32")]
extern "system" {
    fn acmStreamClose(
        has: *mut core::ffi::c_void,  // HACMSTREAM
        fdwClose: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSACM32.dll")]
public static extern uint acmStreamClose(IntPtr has, uint fdwClose);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSACM32_acmStreamClose' -Namespace Win32 -PassThru
# $api::acmStreamClose(has, fdwClose)
#uselib "MSACM32.dll"
#func global acmStreamClose "acmStreamClose" sptr, sptr
; acmStreamClose has, fdwClose   ; 戻り値は stat
; has : HACMSTREAM -> "sptr"
; fdwClose : DWORD -> "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 "MSACM32.dll"
#cfunc global acmStreamClose "acmStreamClose" sptr, int
; res = acmStreamClose(has, fdwClose)
; has : HACMSTREAM -> "sptr"
; fdwClose : DWORD -> "int"
; DWORD acmStreamClose(HACMSTREAM has, DWORD fdwClose)
#uselib "MSACM32.dll"
#cfunc global acmStreamClose "acmStreamClose" intptr, int
; res = acmStreamClose(has, fdwClose)
; has : HACMSTREAM -> "intptr"
; fdwClose : DWORD -> "int"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	msacm32 = windows.NewLazySystemDLL("MSACM32.dll")
	procacmStreamClose = msacm32.NewProc("acmStreamClose")
)

// has (HACMSTREAM), fdwClose (DWORD)
r1, _, err := procacmStreamClose.Call(
	uintptr(has),
	uintptr(fdwClose),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function acmStreamClose(
  has: THandle;   // HACMSTREAM
  fdwClose: DWORD   // DWORD
): DWORD; stdcall;
  external 'MSACM32.dll' name 'acmStreamClose';
result := DllCall("MSACM32\acmStreamClose"
    , "Ptr", has   ; HACMSTREAM
    , "UInt", fdwClose   ; DWORD
    , "UInt")   ; return: DWORD
●acmStreamClose(has, fdwClose) = DLL("MSACM32.dll", "dword acmStreamClose(void*, dword)")
# 呼び出し: acmStreamClose(has, fdwClose)
# has : HACMSTREAM -> "void*"
# fdwClose : DWORD -> "dword"
# 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)。