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ホームMedia.MediaFoundation › MFCreateASFStreamingMediaSinkActivate

MFCreateASFStreamingMediaSinkActivate

関数
ASFストリーミングメディアシンクのアクティブオブジェクトを生成する。
DLLMF.dll呼出規約winapi対応OSWindows 7 以降

シグネチャ

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

HRESULT MFCreateASFStreamingMediaSinkActivate(
    IMFActivate* pByteStreamActivate,
    IMFASFContentInfo* pContentInfo,
    IMFActivate** ppIActivate
);

パラメーター

名前方向
pByteStreamActivateIMFActivate*in
pContentInfoIMFASFContentInfo*in
ppIActivateIMFActivate**out

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT MFCreateASFStreamingMediaSinkActivate(
    IMFActivate* pByteStreamActivate,
    IMFASFContentInfo* pContentInfo,
    IMFActivate** ppIActivate
);
[DllImport("MF.dll", ExactSpelling = true)]
static extern int MFCreateASFStreamingMediaSinkActivate(
    IntPtr pByteStreamActivate,   // IMFActivate*
    IntPtr pContentInfo,   // IMFASFContentInfo*
    IntPtr ppIActivate   // IMFActivate** out
);
<DllImport("MF.dll", ExactSpelling:=True)>
Public Shared Function MFCreateASFStreamingMediaSinkActivate(
    pByteStreamActivate As IntPtr,   ' IMFActivate*
    pContentInfo As IntPtr,   ' IMFASFContentInfo*
    ppIActivate As IntPtr   ' IMFActivate** out
) As Integer
End Function
' pByteStreamActivate : IMFActivate*
' pContentInfo : IMFASFContentInfo*
' ppIActivate : IMFActivate** out
Declare PtrSafe Function MFCreateASFStreamingMediaSinkActivate Lib "mf" ( _
    ByVal pByteStreamActivate As LongPtr, _
    ByVal pContentInfo As LongPtr, _
    ByVal ppIActivate 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

MFCreateASFStreamingMediaSinkActivate = ctypes.windll.mf.MFCreateASFStreamingMediaSinkActivate
MFCreateASFStreamingMediaSinkActivate.restype = ctypes.c_int
MFCreateASFStreamingMediaSinkActivate.argtypes = [
    ctypes.c_void_p,  # pByteStreamActivate : IMFActivate*
    ctypes.c_void_p,  # pContentInfo : IMFASFContentInfo*
    ctypes.c_void_p,  # ppIActivate : IMFActivate** out
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('MF.dll')
MFCreateASFStreamingMediaSinkActivate = Fiddle::Function.new(
  lib['MFCreateASFStreamingMediaSinkActivate'],
  [
    Fiddle::TYPE_VOIDP,  # pByteStreamActivate : IMFActivate*
    Fiddle::TYPE_VOIDP,  # pContentInfo : IMFASFContentInfo*
    Fiddle::TYPE_VOIDP,  # ppIActivate : IMFActivate** out
  ],
  Fiddle::TYPE_INT)
#[link(name = "mf")]
extern "system" {
    fn MFCreateASFStreamingMediaSinkActivate(
        pByteStreamActivate: *mut core::ffi::c_void,  // IMFActivate*
        pContentInfo: *mut core::ffi::c_void,  // IMFASFContentInfo*
        ppIActivate: *mut *mut core::ffi::c_void  // IMFActivate** out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("MF.dll")]
public static extern int MFCreateASFStreamingMediaSinkActivate(IntPtr pByteStreamActivate, IntPtr pContentInfo, IntPtr ppIActivate);
"@
$api = Add-Type -MemberDefinition $sig -Name 'MF_MFCreateASFStreamingMediaSinkActivate' -Namespace Win32 -PassThru
# $api::MFCreateASFStreamingMediaSinkActivate(pByteStreamActivate, pContentInfo, ppIActivate)
#uselib "MF.dll"
#func global MFCreateASFStreamingMediaSinkActivate "MFCreateASFStreamingMediaSinkActivate" sptr, sptr, sptr
; MFCreateASFStreamingMediaSinkActivate pByteStreamActivate, pContentInfo, ppIActivate   ; 戻り値は stat
; pByteStreamActivate : IMFActivate* -> "sptr"
; pContentInfo : IMFASFContentInfo* -> "sptr"
; ppIActivate : IMFActivate** 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。
#uselib "MF.dll"
#cfunc global MFCreateASFStreamingMediaSinkActivate "MFCreateASFStreamingMediaSinkActivate" sptr, sptr, sptr
; res = MFCreateASFStreamingMediaSinkActivate(pByteStreamActivate, pContentInfo, ppIActivate)
; pByteStreamActivate : IMFActivate* -> "sptr"
; pContentInfo : IMFASFContentInfo* -> "sptr"
; ppIActivate : IMFActivate** out -> "sptr"
; HRESULT MFCreateASFStreamingMediaSinkActivate(IMFActivate* pByteStreamActivate, IMFASFContentInfo* pContentInfo, IMFActivate** ppIActivate)
#uselib "MF.dll"
#cfunc global MFCreateASFStreamingMediaSinkActivate "MFCreateASFStreamingMediaSinkActivate" intptr, intptr, intptr
; res = MFCreateASFStreamingMediaSinkActivate(pByteStreamActivate, pContentInfo, ppIActivate)
; pByteStreamActivate : IMFActivate* -> "intptr"
; pContentInfo : IMFASFContentInfo* -> "intptr"
; ppIActivate : IMFActivate** out -> "intptr"
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	mf = windows.NewLazySystemDLL("MF.dll")
	procMFCreateASFStreamingMediaSinkActivate = mf.NewProc("MFCreateASFStreamingMediaSinkActivate")
)

// pByteStreamActivate (IMFActivate*), pContentInfo (IMFASFContentInfo*), ppIActivate (IMFActivate** out)
r1, _, err := procMFCreateASFStreamingMediaSinkActivate.Call(
	uintptr(pByteStreamActivate),
	uintptr(pContentInfo),
	uintptr(ppIActivate),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function MFCreateASFStreamingMediaSinkActivate(
  pByteStreamActivate: Pointer;   // IMFActivate*
  pContentInfo: Pointer;   // IMFASFContentInfo*
  ppIActivate: Pointer   // IMFActivate** out
): Integer; stdcall;
  external 'MF.dll' name 'MFCreateASFStreamingMediaSinkActivate';
result := DllCall("MF\MFCreateASFStreamingMediaSinkActivate"
    , "Ptr", pByteStreamActivate   ; IMFActivate*
    , "Ptr", pContentInfo   ; IMFASFContentInfo*
    , "Ptr", ppIActivate   ; IMFActivate** out
    , "Int")   ; return: HRESULT
●MFCreateASFStreamingMediaSinkActivate(pByteStreamActivate, pContentInfo, ppIActivate) = DLL("MF.dll", "int MFCreateASFStreamingMediaSinkActivate(void*, void*, void*)")
# 呼び出し: MFCreateASFStreamingMediaSinkActivate(pByteStreamActivate, pContentInfo, ppIActivate)
# pByteStreamActivate : IMFActivate* -> "void*"
# pContentInfo : IMFASFContentInfo* -> "void*"
# ppIActivate : IMFActivate** 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)。