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DirectSoundFullDuplexCreate

関数

再生と録音を同時に行う全二重DirectSoundオブジェクトを生成する。

DLLDSOUND.dll呼出規約winapi

シグネチャ

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

HRESULT DirectSoundFullDuplexCreate(
    const GUID* pcGuidCaptureDevice,   // optional
    const GUID* pcGuidRenderDevice,   // optional
    DSCBUFFERDESC* pcDSCBufferDesc,
    DSBUFFERDESC* pcDSBufferDesc,
    HWND hWnd,
    DWORD dwLevel,
    IDirectSoundFullDuplex** ppDSFD,
    IDirectSoundCaptureBuffer8** ppDSCBuffer8,
    IDirectSoundBuffer8** ppDSBuffer8,
    IUnknown* pUnkOuter   // optional
);

パラメーター

名前	型	方向
pcGuidCaptureDevice	GUID*	inoptional
pcGuidRenderDevice	GUID*	inoptional
pcDSCBufferDesc	DSCBUFFERDESC*	in
pcDSBufferDesc	DSBUFFERDESC*	in
hWnd	HWND	in
dwLevel	DWORD	in
ppDSFD	IDirectSoundFullDuplex**	out
ppDSCBuffer8	IDirectSoundCaptureBuffer8**	out
ppDSBuffer8	IDirectSoundBuffer8**	out
pUnkOuter	IUnknown*	inoptional

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT DirectSoundFullDuplexCreate(
    const GUID* pcGuidCaptureDevice,   // optional
    const GUID* pcGuidRenderDevice,   // optional
    DSCBUFFERDESC* pcDSCBufferDesc,
    DSBUFFERDESC* pcDSBufferDesc,
    HWND hWnd,
    DWORD dwLevel,
    IDirectSoundFullDuplex** ppDSFD,
    IDirectSoundCaptureBuffer8** ppDSCBuffer8,
    IDirectSoundBuffer8** ppDSBuffer8,
    IUnknown* pUnkOuter   // optional
);

[DllImport("DSOUND.dll", ExactSpelling = true)]
static extern int DirectSoundFullDuplexCreate(
    IntPtr pcGuidCaptureDevice,   // GUID* optional
    IntPtr pcGuidRenderDevice,   // GUID* optional
    IntPtr pcDSCBufferDesc,   // DSCBUFFERDESC*
    IntPtr pcDSBufferDesc,   // DSBUFFERDESC*
    IntPtr hWnd,   // HWND
    uint dwLevel,   // DWORD
    IntPtr ppDSFD,   // IDirectSoundFullDuplex** out
    IntPtr ppDSCBuffer8,   // IDirectSoundCaptureBuffer8** out
    IntPtr ppDSBuffer8,   // IDirectSoundBuffer8** out
    IntPtr pUnkOuter   // IUnknown* optional
);

<DllImport("DSOUND.dll", ExactSpelling:=True)>
Public Shared Function DirectSoundFullDuplexCreate(
    pcGuidCaptureDevice As IntPtr,   ' GUID* optional
    pcGuidRenderDevice As IntPtr,   ' GUID* optional
    pcDSCBufferDesc As IntPtr,   ' DSCBUFFERDESC*
    pcDSBufferDesc As IntPtr,   ' DSBUFFERDESC*
    hWnd As IntPtr,   ' HWND
    dwLevel As UInteger,   ' DWORD
    ppDSFD As IntPtr,   ' IDirectSoundFullDuplex** out
    ppDSCBuffer8 As IntPtr,   ' IDirectSoundCaptureBuffer8** out
    ppDSBuffer8 As IntPtr,   ' IDirectSoundBuffer8** out
    pUnkOuter As IntPtr   ' IUnknown* optional
) As Integer
End Function

' pcGuidCaptureDevice : GUID* optional
' pcGuidRenderDevice : GUID* optional
' pcDSCBufferDesc : DSCBUFFERDESC*
' pcDSBufferDesc : DSBUFFERDESC*
' hWnd : HWND
' dwLevel : DWORD
' ppDSFD : IDirectSoundFullDuplex** out
' ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out
' ppDSBuffer8 : IDirectSoundBuffer8** out
' pUnkOuter : IUnknown* optional
Declare PtrSafe Function DirectSoundFullDuplexCreate Lib "dsound" ( _
    ByVal pcGuidCaptureDevice As LongPtr, _
    ByVal pcGuidRenderDevice As LongPtr, _
    ByVal pcDSCBufferDesc As LongPtr, _
    ByVal pcDSBufferDesc As LongPtr, _
    ByVal hWnd As LongPtr, _
    ByVal dwLevel As Long, _
    ByVal ppDSFD As LongPtr, _
    ByVal ppDSCBuffer8 As LongPtr, _
    ByVal ppDSBuffer8 As LongPtr, _
    ByVal pUnkOuter 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

DirectSoundFullDuplexCreate = ctypes.windll.dsound.DirectSoundFullDuplexCreate
DirectSoundFullDuplexCreate.restype = ctypes.c_int
DirectSoundFullDuplexCreate.argtypes = [
    ctypes.c_void_p,  # pcGuidCaptureDevice : GUID* optional
    ctypes.c_void_p,  # pcGuidRenderDevice : GUID* optional
    ctypes.c_void_p,  # pcDSCBufferDesc : DSCBUFFERDESC*
    ctypes.c_void_p,  # pcDSBufferDesc : DSBUFFERDESC*
    wintypes.HANDLE,  # hWnd : HWND
    wintypes.DWORD,  # dwLevel : DWORD
    ctypes.c_void_p,  # ppDSFD : IDirectSoundFullDuplex** out
    ctypes.c_void_p,  # ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out
    ctypes.c_void_p,  # ppDSBuffer8 : IDirectSoundBuffer8** out
    ctypes.c_void_p,  # pUnkOuter : IUnknown* optional
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('DSOUND.dll')
DirectSoundFullDuplexCreate = Fiddle::Function.new(
  lib['DirectSoundFullDuplexCreate'],
  [
    Fiddle::TYPE_VOIDP,  # pcGuidCaptureDevice : GUID* optional
    Fiddle::TYPE_VOIDP,  # pcGuidRenderDevice : GUID* optional
    Fiddle::TYPE_VOIDP,  # pcDSCBufferDesc : DSCBUFFERDESC*
    Fiddle::TYPE_VOIDP,  # pcDSBufferDesc : DSBUFFERDESC*
    Fiddle::TYPE_VOIDP,  # hWnd : HWND
    -Fiddle::TYPE_INT,  # dwLevel : DWORD
    Fiddle::TYPE_VOIDP,  # ppDSFD : IDirectSoundFullDuplex** out
    Fiddle::TYPE_VOIDP,  # ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out
    Fiddle::TYPE_VOIDP,  # ppDSBuffer8 : IDirectSoundBuffer8** out
    Fiddle::TYPE_VOIDP,  # pUnkOuter : IUnknown* optional
  ],
  Fiddle::TYPE_INT)

#[link(name = "dsound")]
extern "system" {
    fn DirectSoundFullDuplexCreate(
        pcGuidCaptureDevice: *const GUID,  // GUID* optional
        pcGuidRenderDevice: *const GUID,  // GUID* optional
        pcDSCBufferDesc: *mut DSCBUFFERDESC,  // DSCBUFFERDESC*
        pcDSBufferDesc: *mut DSBUFFERDESC,  // DSBUFFERDESC*
        hWnd: *mut core::ffi::c_void,  // HWND
        dwLevel: u32,  // DWORD
        ppDSFD: *mut *mut core::ffi::c_void,  // IDirectSoundFullDuplex** out
        ppDSCBuffer8: *mut *mut core::ffi::c_void,  // IDirectSoundCaptureBuffer8** out
        ppDSBuffer8: *mut *mut core::ffi::c_void,  // IDirectSoundBuffer8** out
        pUnkOuter: *mut core::ffi::c_void  // IUnknown* optional
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("DSOUND.dll")]
public static extern int DirectSoundFullDuplexCreate(IntPtr pcGuidCaptureDevice, IntPtr pcGuidRenderDevice, IntPtr pcDSCBufferDesc, IntPtr pcDSBufferDesc, IntPtr hWnd, uint dwLevel, IntPtr ppDSFD, IntPtr ppDSCBuffer8, IntPtr ppDSBuffer8, IntPtr pUnkOuter);
"@
$api = Add-Type -MemberDefinition $sig -Name 'DSOUND_DirectSoundFullDuplexCreate' -Namespace Win32 -PassThru
# $api::DirectSoundFullDuplexCreate(pcGuidCaptureDevice, pcGuidRenderDevice, pcDSCBufferDesc, pcDSBufferDesc, hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter)

#uselib "DSOUND.dll"
#func global DirectSoundFullDuplexCreate "DirectSoundFullDuplexCreate" sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr, sptr
; DirectSoundFullDuplexCreate varptr(pcGuidCaptureDevice), varptr(pcGuidRenderDevice), varptr(pcDSCBufferDesc), varptr(pcDSBufferDesc), hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter   ; 戻り値は stat
; pcGuidCaptureDevice : GUID* optional -> "sptr"
; pcGuidRenderDevice : GUID* optional -> "sptr"
; pcDSCBufferDesc : DSCBUFFERDESC* -> "sptr"
; pcDSBufferDesc : DSBUFFERDESC* -> "sptr"
; hWnd : HWND -> "sptr"
; dwLevel : DWORD -> "sptr"
; ppDSFD : IDirectSoundFullDuplex** out -> "sptr"
; ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out -> "sptr"
; ppDSBuffer8 : IDirectSoundBuffer8** out -> "sptr"
; pUnkOuter : IUnknown* optional -> "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 "DSOUND.dll"
#cfunc global DirectSoundFullDuplexCreate "DirectSoundFullDuplexCreate" var, var, var, var, sptr, int, sptr, sptr, sptr, sptr
; res = DirectSoundFullDuplexCreate(pcGuidCaptureDevice, pcGuidRenderDevice, pcDSCBufferDesc, pcDSBufferDesc, hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter)
; pcGuidCaptureDevice : GUID* optional -> "var"
; pcGuidRenderDevice : GUID* optional -> "var"
; pcDSCBufferDesc : DSCBUFFERDESC* -> "var"
; pcDSBufferDesc : DSBUFFERDESC* -> "var"
; hWnd : HWND -> "sptr"
; dwLevel : DWORD -> "int"
; ppDSFD : IDirectSoundFullDuplex** out -> "sptr"
; ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out -> "sptr"
; ppDSBuffer8 : IDirectSoundBuffer8** out -> "sptr"
; pUnkOuter : IUnknown* optional -> "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 "DSOUND.dll"
#cfunc global DirectSoundFullDuplexCreate "DirectSoundFullDuplexCreate" sptr, sptr, sptr, sptr, sptr, int, sptr, sptr, sptr, sptr
; res = DirectSoundFullDuplexCreate(varptr(pcGuidCaptureDevice), varptr(pcGuidRenderDevice), varptr(pcDSCBufferDesc), varptr(pcDSBufferDesc), hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter)
; pcGuidCaptureDevice : GUID* optional -> "sptr"
; pcGuidRenderDevice : GUID* optional -> "sptr"
; pcDSCBufferDesc : DSCBUFFERDESC* -> "sptr"
; pcDSBufferDesc : DSBUFFERDESC* -> "sptr"
; hWnd : HWND -> "sptr"
; dwLevel : DWORD -> "int"
; ppDSFD : IDirectSoundFullDuplex** out -> "sptr"
; ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out -> "sptr"
; ppDSBuffer8 : IDirectSoundBuffer8** out -> "sptr"
; pUnkOuter : IUnknown* optional -> "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 DirectSoundFullDuplexCreate(GUID* pcGuidCaptureDevice, GUID* pcGuidRenderDevice, DSCBUFFERDESC* pcDSCBufferDesc, DSBUFFERDESC* pcDSBufferDesc, HWND hWnd, DWORD dwLevel, IDirectSoundFullDuplex** ppDSFD, IDirectSoundCaptureBuffer8** ppDSCBuffer8, IDirectSoundBuffer8** ppDSBuffer8, IUnknown* pUnkOuter)
#uselib "DSOUND.dll"
#cfunc global DirectSoundFullDuplexCreate "DirectSoundFullDuplexCreate" var, var, var, var, intptr, int, intptr, intptr, intptr, intptr
; res = DirectSoundFullDuplexCreate(pcGuidCaptureDevice, pcGuidRenderDevice, pcDSCBufferDesc, pcDSBufferDesc, hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter)
; pcGuidCaptureDevice : GUID* optional -> "var"
; pcGuidRenderDevice : GUID* optional -> "var"
; pcDSCBufferDesc : DSCBUFFERDESC* -> "var"
; pcDSBufferDesc : DSBUFFERDESC* -> "var"
; hWnd : HWND -> "intptr"
; dwLevel : DWORD -> "int"
; ppDSFD : IDirectSoundFullDuplex** out -> "intptr"
; ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out -> "intptr"
; ppDSBuffer8 : IDirectSoundBuffer8** out -> "intptr"
; pUnkOuter : IUnknown* optional -> "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 DirectSoundFullDuplexCreate(GUID* pcGuidCaptureDevice, GUID* pcGuidRenderDevice, DSCBUFFERDESC* pcDSCBufferDesc, DSBUFFERDESC* pcDSBufferDesc, HWND hWnd, DWORD dwLevel, IDirectSoundFullDuplex** ppDSFD, IDirectSoundCaptureBuffer8** ppDSCBuffer8, IDirectSoundBuffer8** ppDSBuffer8, IUnknown* pUnkOuter)
#uselib "DSOUND.dll"
#cfunc global DirectSoundFullDuplexCreate "DirectSoundFullDuplexCreate" intptr, intptr, intptr, intptr, intptr, int, intptr, intptr, intptr, intptr
; res = DirectSoundFullDuplexCreate(varptr(pcGuidCaptureDevice), varptr(pcGuidRenderDevice), varptr(pcDSCBufferDesc), varptr(pcDSBufferDesc), hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter)
; pcGuidCaptureDevice : GUID* optional -> "intptr"
; pcGuidRenderDevice : GUID* optional -> "intptr"
; pcDSCBufferDesc : DSCBUFFERDESC* -> "intptr"
; pcDSBufferDesc : DSBUFFERDESC* -> "intptr"
; hWnd : HWND -> "intptr"
; dwLevel : DWORD -> "int"
; ppDSFD : IDirectSoundFullDuplex** out -> "intptr"
; ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out -> "intptr"
; ppDSBuffer8 : IDirectSoundBuffer8** out -> "intptr"
; pUnkOuter : IUnknown* optional -> "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 (
	dsound = windows.NewLazySystemDLL("DSOUND.dll")
	procDirectSoundFullDuplexCreate = dsound.NewProc("DirectSoundFullDuplexCreate")
)

// pcGuidCaptureDevice (GUID* optional), pcGuidRenderDevice (GUID* optional), pcDSCBufferDesc (DSCBUFFERDESC*), pcDSBufferDesc (DSBUFFERDESC*), hWnd (HWND), dwLevel (DWORD), ppDSFD (IDirectSoundFullDuplex** out), ppDSCBuffer8 (IDirectSoundCaptureBuffer8** out), ppDSBuffer8 (IDirectSoundBuffer8** out), pUnkOuter (IUnknown* optional)
r1, _, err := procDirectSoundFullDuplexCreate.Call(
	uintptr(pcGuidCaptureDevice),
	uintptr(pcGuidRenderDevice),
	uintptr(pcDSCBufferDesc),
	uintptr(pcDSBufferDesc),
	uintptr(hWnd),
	uintptr(dwLevel),
	uintptr(ppDSFD),
	uintptr(ppDSCBuffer8),
	uintptr(ppDSBuffer8),
	uintptr(pUnkOuter),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT

function DirectSoundFullDuplexCreate(
  pcGuidCaptureDevice: PGUID;   // GUID* optional
  pcGuidRenderDevice: PGUID;   // GUID* optional
  pcDSCBufferDesc: Pointer;   // DSCBUFFERDESC*
  pcDSBufferDesc: Pointer;   // DSBUFFERDESC*
  hWnd: THandle;   // HWND
  dwLevel: DWORD;   // DWORD
  ppDSFD: Pointer;   // IDirectSoundFullDuplex** out
  ppDSCBuffer8: Pointer;   // IDirectSoundCaptureBuffer8** out
  ppDSBuffer8: Pointer;   // IDirectSoundBuffer8** out
  pUnkOuter: Pointer   // IUnknown* optional
): Integer; stdcall;
  external 'DSOUND.dll' name 'DirectSoundFullDuplexCreate';

result := DllCall("DSOUND\DirectSoundFullDuplexCreate"
    , "Ptr", pcGuidCaptureDevice   ; GUID* optional
    , "Ptr", pcGuidRenderDevice   ; GUID* optional
    , "Ptr", pcDSCBufferDesc   ; DSCBUFFERDESC*
    , "Ptr", pcDSBufferDesc   ; DSBUFFERDESC*
    , "Ptr", hWnd   ; HWND
    , "UInt", dwLevel   ; DWORD
    , "Ptr", ppDSFD   ; IDirectSoundFullDuplex** out
    , "Ptr", ppDSCBuffer8   ; IDirectSoundCaptureBuffer8** out
    , "Ptr", ppDSBuffer8   ; IDirectSoundBuffer8** out
    , "Ptr", pUnkOuter   ; IUnknown* optional
    , "Int")   ; return: HRESULT

●DirectSoundFullDuplexCreate(pcGuidCaptureDevice, pcGuidRenderDevice, pcDSCBufferDesc, pcDSBufferDesc, hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter) = DLL("DSOUND.dll", "int DirectSoundFullDuplexCreate(void*, void*, void*, void*, void*, dword, void*, void*, void*, void*)")
# 呼び出し: DirectSoundFullDuplexCreate(pcGuidCaptureDevice, pcGuidRenderDevice, pcDSCBufferDesc, pcDSBufferDesc, hWnd, dwLevel, ppDSFD, ppDSCBuffer8, ppDSBuffer8, pUnkOuter)
# pcGuidCaptureDevice : GUID* optional -> "void*"
# pcGuidRenderDevice : GUID* optional -> "void*"
# pcDSCBufferDesc : DSCBUFFERDESC* -> "void*"
# pcDSBufferDesc : DSBUFFERDESC* -> "void*"
# hWnd : HWND -> "void*"
# dwLevel : DWORD -> "dword"
# ppDSFD : IDirectSoundFullDuplex** out -> "void*"
# ppDSCBuffer8 : IDirectSoundCaptureBuffer8** out -> "void*"
# ppDSBuffer8 : IDirectSoundBuffer8** out -> "void*"
# pUnkOuter : IUnknown* optional -> "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)。