ホーム › Media.KernelStreaming › KsCreateClock
KsCreateClock
関数カーネルストリーミングのクロックオブジェクトを生成する。
シグネチャ
// ksuser.dll
#include <windows.h>
DWORD KsCreateClock(
HANDLE ConnectionHandle,
KSCLOCK_CREATE* ClockCreate,
HANDLE* ClockHandle
);パラメーター
| 名前 | 型 | 方向 |
|---|---|---|
| ConnectionHandle | HANDLE | in |
| ClockCreate | KSCLOCK_CREATE* | in |
| ClockHandle | HANDLE* | out |
戻り値の型: DWORD
各言語での呼び出し定義
// ksuser.dll
#include <windows.h>
DWORD KsCreateClock(
HANDLE ConnectionHandle,
KSCLOCK_CREATE* ClockCreate,
HANDLE* ClockHandle
);[DllImport("ksuser.dll", ExactSpelling = true)]
static extern uint KsCreateClock(
IntPtr ConnectionHandle, // HANDLE
IntPtr ClockCreate, // KSCLOCK_CREATE*
IntPtr ClockHandle // HANDLE* out
);<DllImport("ksuser.dll", ExactSpelling:=True)>
Public Shared Function KsCreateClock(
ConnectionHandle As IntPtr, ' HANDLE
ClockCreate As IntPtr, ' KSCLOCK_CREATE*
ClockHandle As IntPtr ' HANDLE* out
) As UInteger
End Function' ConnectionHandle : HANDLE
' ClockCreate : KSCLOCK_CREATE*
' ClockHandle : HANDLE* out
Declare PtrSafe Function KsCreateClock Lib "ksuser" ( _
ByVal ConnectionHandle As LongPtr, _
ByVal ClockCreate As LongPtr, _
ByVal ClockHandle 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
KsCreateClock = ctypes.windll.ksuser.KsCreateClock
KsCreateClock.restype = wintypes.DWORD
KsCreateClock.argtypes = [
wintypes.HANDLE, # ConnectionHandle : HANDLE
ctypes.c_void_p, # ClockCreate : KSCLOCK_CREATE*
ctypes.c_void_p, # ClockHandle : HANDLE* out
]require 'fiddle'
require 'fiddle/import'
lib = Fiddle.dlopen('ksuser.dll')
KsCreateClock = Fiddle::Function.new(
lib['KsCreateClock'],
[
Fiddle::TYPE_VOIDP, # ConnectionHandle : HANDLE
Fiddle::TYPE_VOIDP, # ClockCreate : KSCLOCK_CREATE*
Fiddle::TYPE_VOIDP, # ClockHandle : HANDLE* out
],
-Fiddle::TYPE_INT)#[link(name = "ksuser")]
extern "system" {
fn KsCreateClock(
ConnectionHandle: *mut core::ffi::c_void, // HANDLE
ClockCreate: *mut KSCLOCK_CREATE, // KSCLOCK_CREATE*
ClockHandle: *mut *mut core::ffi::c_void // HANDLE* out
) -> u32;
}
// crates: windows-sys provides ready-made bindings for this API.$sig = @"
[DllImport("ksuser.dll")]
public static extern uint KsCreateClock(IntPtr ConnectionHandle, IntPtr ClockCreate, IntPtr ClockHandle);
"@
$api = Add-Type -MemberDefinition $sig -Name 'ksuser_KsCreateClock' -Namespace Win32 -PassThru
# $api::KsCreateClock(ConnectionHandle, ClockCreate, ClockHandle)#uselib "ksuser.dll"
#func global KsCreateClock "KsCreateClock" sptr, sptr, sptr
; KsCreateClock ConnectionHandle, varptr(ClockCreate), ClockHandle ; 戻り値は stat
; ConnectionHandle : HANDLE -> "sptr"
; ClockCreate : KSCLOCK_CREATE* -> "sptr"
; ClockHandle : HANDLE* 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。出力引数:
#uselib "ksuser.dll" #cfunc global KsCreateClock "KsCreateClock" sptr, var, sptr ; res = KsCreateClock(ConnectionHandle, ClockCreate, ClockHandle) ; ConnectionHandle : HANDLE -> "sptr" ; ClockCreate : KSCLOCK_CREATE* -> "var" ; ClockHandle : HANDLE* 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。#uselib "ksuser.dll" #cfunc global KsCreateClock "KsCreateClock" sptr, sptr, sptr ; res = KsCreateClock(ConnectionHandle, varptr(ClockCreate), ClockHandle) ; ConnectionHandle : HANDLE -> "sptr" ; ClockCreate : KSCLOCK_CREATE* -> "sptr" ; ClockHandle : HANDLE* out -> "sptr" ; ※出力/バッファ引数はポインタ方式(token=sptr / 呼び出しは varptr(変数))。
出力引数:
; DWORD KsCreateClock(HANDLE ConnectionHandle, KSCLOCK_CREATE* ClockCreate, HANDLE* ClockHandle) #uselib "ksuser.dll" #cfunc global KsCreateClock "KsCreateClock" intptr, var, intptr ; res = KsCreateClock(ConnectionHandle, ClockCreate, ClockHandle) ; ConnectionHandle : HANDLE -> "intptr" ; ClockCreate : KSCLOCK_CREATE* -> "var" ; ClockHandle : HANDLE* 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。; DWORD KsCreateClock(HANDLE ConnectionHandle, KSCLOCK_CREATE* ClockCreate, HANDLE* ClockHandle) #uselib "ksuser.dll" #cfunc global KsCreateClock "KsCreateClock" intptr, intptr, intptr ; res = KsCreateClock(ConnectionHandle, varptr(ClockCreate), ClockHandle) ; ConnectionHandle : HANDLE -> "intptr" ; ClockCreate : KSCLOCK_CREATE* -> "intptr" ; ClockHandle : HANDLE* out -> "intptr" ; ※出力/バッファ引数はポインタ方式(token=intptr / 呼び出しは varptr(変数))。
import (
"golang.org/x/sys/windows"
"unsafe"
)
var (
ksuser = windows.NewLazySystemDLL("ksuser.dll")
procKsCreateClock = ksuser.NewProc("KsCreateClock")
)
// ConnectionHandle (HANDLE), ClockCreate (KSCLOCK_CREATE*), ClockHandle (HANDLE* out)
r1, _, err := procKsCreateClock.Call(
uintptr(ConnectionHandle),
uintptr(ClockCreate),
uintptr(ClockHandle),
)
_ = err // syscall.Errno (valid when the call sets last-error)
_ = r1 // DWORDfunction KsCreateClock(
ConnectionHandle: THandle; // HANDLE
ClockCreate: Pointer; // KSCLOCK_CREATE*
ClockHandle: Pointer // HANDLE* out
): DWORD; stdcall;
external 'ksuser.dll' name 'KsCreateClock';result := DllCall("ksuser\KsCreateClock"
, "Ptr", ConnectionHandle ; HANDLE
, "Ptr", ClockCreate ; KSCLOCK_CREATE*
, "Ptr", ClockHandle ; HANDLE* out
, "UInt") ; return: DWORD●KsCreateClock(ConnectionHandle, ClockCreate, ClockHandle) = DLL("ksuser.dll", "dword KsCreateClock(void*, void*, void*)")
# 呼び出し: KsCreateClock(ConnectionHandle, ClockCreate, ClockHandle)
# ConnectionHandle : HANDLE -> "void*"
# ClockCreate : KSCLOCK_CREATE* -> "void*"
# ClockHandle : HANDLE* 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)。