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DXVA2CreateDirect3DDeviceManager9

関数

DXVA2用のDirect3D9デバイスマネージャを生成する。

DLLdxva2.dll呼出規約winapi対応OSWindows Vista 以降

シグネチャ

// dxva2.dll
#include <windows.h>

HRESULT DXVA2CreateDirect3DDeviceManager9(
    DWORD* pResetToken,
    IDirect3DDeviceManager9** ppDeviceManager
);

パラメーター

名前	型	方向
pResetToken	DWORD*	out
ppDeviceManager	IDirect3DDeviceManager9**	out

戻り値の型: HRESULT

各言語での呼び出し定義

// dxva2.dll
#include <windows.h>

HRESULT DXVA2CreateDirect3DDeviceManager9(
    DWORD* pResetToken,
    IDirect3DDeviceManager9** ppDeviceManager
);

[DllImport("dxva2.dll", ExactSpelling = true)]
static extern int DXVA2CreateDirect3DDeviceManager9(
    out uint pResetToken,   // DWORD* out
    IntPtr ppDeviceManager   // IDirect3DDeviceManager9** out
);

<DllImport("dxva2.dll", ExactSpelling:=True)>
Public Shared Function DXVA2CreateDirect3DDeviceManager9(
    <Out> ByRef pResetToken As UInteger,   ' DWORD* out
    ppDeviceManager As IntPtr   ' IDirect3DDeviceManager9** out
) As Integer
End Function

' pResetToken : DWORD* out
' ppDeviceManager : IDirect3DDeviceManager9** out
Declare PtrSafe Function DXVA2CreateDirect3DDeviceManager9 Lib "dxva2" ( _
    ByRef pResetToken As Long, _
    ByVal ppDeviceManager 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

DXVA2CreateDirect3DDeviceManager9 = ctypes.windll.dxva2.DXVA2CreateDirect3DDeviceManager9
DXVA2CreateDirect3DDeviceManager9.restype = ctypes.c_int
DXVA2CreateDirect3DDeviceManager9.argtypes = [
    ctypes.POINTER(wintypes.DWORD),  # pResetToken : DWORD* out
    ctypes.c_void_p,  # ppDeviceManager : IDirect3DDeviceManager9** out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('dxva2.dll')
DXVA2CreateDirect3DDeviceManager9 = Fiddle::Function.new(
  lib['DXVA2CreateDirect3DDeviceManager9'],
  [
    Fiddle::TYPE_VOIDP,  # pResetToken : DWORD* out
    Fiddle::TYPE_VOIDP,  # ppDeviceManager : IDirect3DDeviceManager9** out
  ],
  Fiddle::TYPE_INT)

#[link(name = "dxva2")]
extern "system" {
    fn DXVA2CreateDirect3DDeviceManager9(
        pResetToken: *mut u32,  // DWORD* out
        ppDeviceManager: *mut *mut core::ffi::c_void  // IDirect3DDeviceManager9** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("dxva2.dll")]
public static extern int DXVA2CreateDirect3DDeviceManager9(out uint pResetToken, IntPtr ppDeviceManager);
"@
$api = Add-Type -MemberDefinition $sig -Name 'dxva2_DXVA2CreateDirect3DDeviceManager9' -Namespace Win32 -PassThru
# $api::DXVA2CreateDirect3DDeviceManager9(pResetToken, ppDeviceManager)

#uselib "dxva2.dll"
#func global DXVA2CreateDirect3DDeviceManager9 "DXVA2CreateDirect3DDeviceManager9" sptr, sptr
; DXVA2CreateDirect3DDeviceManager9 varptr(pResetToken), ppDeviceManager   ; 戻り値は stat
; pResetToken : DWORD* out -> "sptr"
; ppDeviceManager : IDirect3DDeviceManager9** 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 "dxva2.dll"
#cfunc global DXVA2CreateDirect3DDeviceManager9 "DXVA2CreateDirect3DDeviceManager9" var, sptr
; res = DXVA2CreateDirect3DDeviceManager9(pResetToken, ppDeviceManager)
; pResetToken : DWORD* out -> "var"
; ppDeviceManager : IDirect3DDeviceManager9** 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 "dxva2.dll"
#cfunc global DXVA2CreateDirect3DDeviceManager9 "DXVA2CreateDirect3DDeviceManager9" sptr, sptr
; res = DXVA2CreateDirect3DDeviceManager9(varptr(pResetToken), ppDeviceManager)
; pResetToken : DWORD* out -> "sptr"
; ppDeviceManager : IDirect3DDeviceManager9** 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:

; HRESULT DXVA2CreateDirect3DDeviceManager9(DWORD* pResetToken, IDirect3DDeviceManager9** ppDeviceManager)
#uselib "dxva2.dll"
#cfunc global DXVA2CreateDirect3DDeviceManager9 "DXVA2CreateDirect3DDeviceManager9" var, intptr
; res = DXVA2CreateDirect3DDeviceManager9(pResetToken, ppDeviceManager)
; pResetToken : DWORD* out -> "var"
; ppDeviceManager : IDirect3DDeviceManager9** 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。; HRESULT DXVA2CreateDirect3DDeviceManager9(DWORD* pResetToken, IDirect3DDeviceManager9** ppDeviceManager)
#uselib "dxva2.dll"
#cfunc global DXVA2CreateDirect3DDeviceManager9 "DXVA2CreateDirect3DDeviceManager9" intptr, intptr
; res = DXVA2CreateDirect3DDeviceManager9(varptr(pResetToken), ppDeviceManager)
; pResetToken : DWORD* out -> "intptr"
; ppDeviceManager : IDirect3DDeviceManager9** 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 (
	dxva2 = windows.NewLazySystemDLL("dxva2.dll")
	procDXVA2CreateDirect3DDeviceManager9 = dxva2.NewProc("DXVA2CreateDirect3DDeviceManager9")
)

// pResetToken (DWORD* out), ppDeviceManager (IDirect3DDeviceManager9** out)
r1, _, err := procDXVA2CreateDirect3DDeviceManager9.Call(
	uintptr(pResetToken),
	uintptr(ppDeviceManager),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DXVA2CreateDirect3DDeviceManager9(
  pResetToken: Pointer;   // DWORD* out
  ppDeviceManager: Pointer   // IDirect3DDeviceManager9** out
): Integer; stdcall;
  external 'dxva2.dll' name 'DXVA2CreateDirect3DDeviceManager9';

result := DllCall("dxva2\DXVA2CreateDirect3DDeviceManager9"
    , "Ptr", pResetToken   ; DWORD* out
    , "Ptr", ppDeviceManager   ; IDirect3DDeviceManager9** out
    , "Int")   ; return: HRESULT

●DXVA2CreateDirect3DDeviceManager9(pResetToken, ppDeviceManager) = DLL("dxva2.dll", "int DXVA2CreateDirect3DDeviceManager9(void*, void*)")
# 呼び出し: DXVA2CreateDirect3DDeviceManager9(pResetToken, ppDeviceManager)
# pResetToken : DWORD* out -> "void*"
# ppDeviceManager : IDirect3DDeviceManager9** 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)。