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acmFilterDetailsA

関数
ACMの波形フィルターの詳細情報をANSI文字列で取得する。
DLLMSACM32.dll文字セットANSI (-A)呼出規約winapi対応OSWindows 2000 以降

シグネチャ

// MSACM32.dll  (ANSI / -A)
#include <windows.h>

DWORD acmFilterDetailsA(
    HACMDRIVER had,
    ACMFILTERDETAILSA* pafd,
    DWORD fdwDetails
);

パラメーター

名前方向
hadHACMDRIVERin
pafdACMFILTERDETAILSA*inout
fdwDetailsDWORDin

戻り値の型: DWORD

各言語での呼び出し定義

// MSACM32.dll  (ANSI / -A)
#include <windows.h>

DWORD acmFilterDetailsA(
    HACMDRIVER had,
    ACMFILTERDETAILSA* pafd,
    DWORD fdwDetails
);
[DllImport("MSACM32.dll", CharSet = CharSet.Ansi, ExactSpelling = true)]
static extern uint acmFilterDetailsA(
    IntPtr had,   // HACMDRIVER
    IntPtr pafd,   // ACMFILTERDETAILSA* in/out
    uint fdwDetails   // DWORD
);
<DllImport("MSACM32.dll", CharSet:=CharSet.Ansi, ExactSpelling:=True)>
Public Shared Function acmFilterDetailsA(
    had As IntPtr,   ' HACMDRIVER
    pafd As IntPtr,   ' ACMFILTERDETAILSA* in/out
    fdwDetails As UInteger   ' DWORD
) As UInteger
End Function
' had : HACMDRIVER
' pafd : ACMFILTERDETAILSA* in/out
' fdwDetails : DWORD
Declare PtrSafe Function acmFilterDetailsA Lib "msacm32" ( _
    ByVal had As LongPtr, _
    ByVal pafd As LongPtr, _
    ByVal fdwDetails 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

acmFilterDetailsA = ctypes.windll.msacm32.acmFilterDetailsA
acmFilterDetailsA.restype = wintypes.DWORD
acmFilterDetailsA.argtypes = [
    wintypes.HANDLE,  # had : HACMDRIVER
    ctypes.c_void_p,  # pafd : ACMFILTERDETAILSA* in/out
    wintypes.DWORD,  # fdwDetails : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MSACM32.dll')
acmFilterDetailsA = Fiddle::Function.new(
  lib['acmFilterDetailsA'],
  [
    Fiddle::TYPE_VOIDP,  # had : HACMDRIVER
    Fiddle::TYPE_VOIDP,  # pafd : ACMFILTERDETAILSA* in/out
    -Fiddle::TYPE_INT,  # fdwDetails : DWORD
  ],
  -Fiddle::TYPE_INT)
#[link(name = "msacm32")]
extern "system" {
    fn acmFilterDetailsA(
        had: *mut core::ffi::c_void,  // HACMDRIVER
        pafd: *mut ACMFILTERDETAILSA,  // ACMFILTERDETAILSA* in/out
        fdwDetails: u32  // DWORD
    ) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MSACM32.dll", CharSet = CharSet.Ansi)]
public static extern uint acmFilterDetailsA(IntPtr had, IntPtr pafd, uint fdwDetails);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MSACM32_acmFilterDetailsA' -Namespace Win32 -PassThru
# $api::acmFilterDetailsA(had, pafd, fdwDetails)
#uselib "MSACM32.dll"
#func global acmFilterDetailsA "acmFilterDetailsA" sptr, sptr, sptr
; acmFilterDetailsA had, varptr(pafd), fdwDetails   ; 戻り値は stat
; had : HACMDRIVER -> "sptr"
; pafd : ACMFILTERDETAILSA* in/out -> "sptr"
; fdwDetails : 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。
出力引数:
#uselib "MSACM32.dll"
#cfunc global acmFilterDetailsA "acmFilterDetailsA" sptr, var, int
; res = acmFilterDetailsA(had, pafd, fdwDetails)
; had : HACMDRIVER -> "sptr"
; pafd : ACMFILTERDETAILSA* in/out -> "var"
; fdwDetails : DWORD -> "int"
; ※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。
出力引数:
; DWORD acmFilterDetailsA(HACMDRIVER had, ACMFILTERDETAILSA* pafd, DWORD fdwDetails)
#uselib "MSACM32.dll"
#cfunc global acmFilterDetailsA "acmFilterDetailsA" intptr, var, int
; res = acmFilterDetailsA(had, pafd, fdwDetails)
; had : HACMDRIVER -> "intptr"
; pafd : ACMFILTERDETAILSA* in/out -> "var"
; fdwDetails : DWORD -> "int"
; ※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 (
	msacm32 = windows.NewLazySystemDLL("MSACM32.dll")
	procacmFilterDetailsA = msacm32.NewProc("acmFilterDetailsA")
)

// had (HACMDRIVER), pafd (ACMFILTERDETAILSA* in/out), fdwDetails (DWORD)
r1, _, err := procacmFilterDetailsA.Call(
	uintptr(had),
	uintptr(pafd),
	uintptr(fdwDetails),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // DWORD
function acmFilterDetailsA(
  had: THandle;   // HACMDRIVER
  pafd: Pointer;   // ACMFILTERDETAILSA* in/out
  fdwDetails: DWORD   // DWORD
): DWORD; stdcall;
  external 'MSACM32.dll' name 'acmFilterDetailsA';
result := DllCall("MSACM32\acmFilterDetailsA"
    , "Ptr", had   ; HACMDRIVER
    , "Ptr", pafd   ; ACMFILTERDETAILSA* in/out
    , "UInt", fdwDetails   ; DWORD
    , "UInt")   ; return: DWORD
●acmFilterDetailsA(had, pafd, fdwDetails) = DLL("MSACM32.dll", "dword acmFilterDetailsA(void*, void*, dword)")
# 呼び出し: acmFilterDetailsA(had, pafd, fdwDetails)
# had : HACMDRIVER -> "void*"
# pafd : ACMFILTERDETAILSA* in/out -> "void*"
# fdwDetails : 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)。