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WICSerializeMetadataContent

関数
メタデータライターの内容をストリームへ直列化する。
DLLWindowsCodecs.dll呼出規約winapi対応OSWindows XP 以降
📘 Microsoft Learn (日本語) · English

シグネチャ

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

HRESULT WICSerializeMetadataContent(
    const GUID* guidContainerFormat,
    IWICMetadataWriter* pIWriter,
    DWORD dwPersistOptions,
    IStream* pIStream
);

パラメーター

名前型方向説明
guidContainerFormatGUID*in対象のコンテナ形式を示すGUIDへのポインタ。
pIWriterIWICMetadataWriter*inシリアル化するメタデータを保持するIWICMetadataWriterへのポインタ。
dwPersistOptionsDWORDin永続化動作を制御するWICPersistOptionsフラグを示すDWORD値。
pIStreamIStream*inシリアル化結果を書き込む出力先のIStreamへのポインタ。

戻り値の型: HRESULT

各言語での呼び出し定義

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

HRESULT WICSerializeMetadataContent(
    const GUID* guidContainerFormat,
    IWICMetadataWriter* pIWriter,
    DWORD dwPersistOptions,
    IStream* pIStream
);
[DllImport("WindowsCodecs.dll", ExactSpelling = true)]
static extern int WICSerializeMetadataContent(
    ref Guid guidContainerFormat,   // GUID*
    IntPtr pIWriter,   // IWICMetadataWriter*
    uint dwPersistOptions,   // DWORD
    IntPtr pIStream   // IStream*
);
<DllImport("WindowsCodecs.dll", ExactSpelling:=True)>
Public Shared Function WICSerializeMetadataContent(
    ByRef guidContainerFormat As Guid,   ' GUID*
    pIWriter As IntPtr,   ' IWICMetadataWriter*
    dwPersistOptions As UInteger,   ' DWORD
    pIStream As IntPtr   ' IStream*
) As Integer
End Function
' guidContainerFormat : GUID*
' pIWriter : IWICMetadataWriter*
' dwPersistOptions : DWORD
' pIStream : IStream*
Declare PtrSafe Function WICSerializeMetadataContent Lib "windowscodecs" ( _
    ByVal guidContainerFormat As LongPtr, _
    ByVal pIWriter As LongPtr, _
    ByVal dwPersistOptions As Long, _
    ByVal pIStream 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

WICSerializeMetadataContent = ctypes.windll.windowscodecs.WICSerializeMetadataContent
WICSerializeMetadataContent.restype = ctypes.c_int
WICSerializeMetadataContent.argtypes = [
    ctypes.c_void_p,  # guidContainerFormat : GUID*
    ctypes.c_void_p,  # pIWriter : IWICMetadataWriter*
    wintypes.DWORD,  # dwPersistOptions : DWORD
    ctypes.c_void_p,  # pIStream : IStream*
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('WindowsCodecs.dll')
WICSerializeMetadataContent = Fiddle::Function.new(
  lib['WICSerializeMetadataContent'],
  [
    Fiddle::TYPE_VOIDP,  # guidContainerFormat : GUID*
    Fiddle::TYPE_VOIDP,  # pIWriter : IWICMetadataWriter*
    -Fiddle::TYPE_INT,  # dwPersistOptions : DWORD
    Fiddle::TYPE_VOIDP,  # pIStream : IStream*
  ],
  Fiddle::TYPE_INT)
#[link(name = "windowscodecs")]
extern "system" {
    fn WICSerializeMetadataContent(
        guidContainerFormat: *const GUID,  // GUID*
        pIWriter: *mut core::ffi::c_void,  // IWICMetadataWriter*
        dwPersistOptions: u32,  // DWORD
        pIStream: *mut core::ffi::c_void  // IStream*
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("WindowsCodecs.dll")]
public static extern int WICSerializeMetadataContent(ref Guid guidContainerFormat, IntPtr pIWriter, uint dwPersistOptions, IntPtr pIStream);
"@
$api = Add-Type -MemberDefinition $sig -Name 'WindowsCodecs_WICSerializeMetadataContent' -Namespace Win32 -PassThru
# $api::WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
#uselib "WindowsCodecs.dll"
#func global WICSerializeMetadataContent "WICSerializeMetadataContent" sptr, sptr, sptr, sptr
; WICSerializeMetadataContent varptr(guidContainerFormat), pIWriter, dwPersistOptions, pIStream   ; 戻り値は stat
; guidContainerFormat : GUID* -> "sptr"
; pIWriter : IWICMetadataWriter* -> "sptr"
; dwPersistOptions : DWORD -> "sptr"
; pIStream : IStream* -> "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 "WindowsCodecs.dll"
#cfunc global WICSerializeMetadataContent "WICSerializeMetadataContent" var, sptr, int, sptr
; res = WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
; guidContainerFormat : GUID* -> "var"
; pIWriter : IWICMetadataWriter* -> "sptr"
; dwPersistOptions : DWORD -> "int"
; pIStream : IStream* -> "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。
出力引数: 
; HRESULT WICSerializeMetadataContent(GUID* guidContainerFormat, IWICMetadataWriter* pIWriter, DWORD dwPersistOptions, IStream* pIStream)
#uselib "WindowsCodecs.dll"
#cfunc global WICSerializeMetadataContent "WICSerializeMetadataContent" var, intptr, int, intptr
; res = WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
; guidContainerFormat : GUID* -> "var"
; pIWriter : IWICMetadataWriter* -> "intptr"
; dwPersistOptions : DWORD -> "int"
; pIStream : IStream* -> "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。
import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	windowscodecs = windows.NewLazySystemDLL("WindowsCodecs.dll")
	procWICSerializeMetadataContent = windowscodecs.NewProc("WICSerializeMetadataContent")
)

// guidContainerFormat (GUID*), pIWriter (IWICMetadataWriter*), dwPersistOptions (DWORD), pIStream (IStream*)
r1, _, err := procWICSerializeMetadataContent.Call(
	uintptr(guidContainerFormat),
	uintptr(pIWriter),
	uintptr(dwPersistOptions),
	uintptr(pIStream),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // HRESULT
function WICSerializeMetadataContent(
  guidContainerFormat: PGUID;   // GUID*
  pIWriter: Pointer;   // IWICMetadataWriter*
  dwPersistOptions: DWORD;   // DWORD
  pIStream: Pointer   // IStream*
): Integer; stdcall;
  external 'WindowsCodecs.dll' name 'WICSerializeMetadataContent';
result := DllCall("WindowsCodecs\WICSerializeMetadataContent"
    , "Ptr", guidContainerFormat   ; GUID*
    , "Ptr", pIWriter   ; IWICMetadataWriter*
    , "UInt", dwPersistOptions   ; DWORD
    , "Ptr", pIStream   ; IStream*
    , "Int")   ; return: HRESULT
●WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream) = DLL("WindowsCodecs.dll", "int WICSerializeMetadataContent(void*, void*, dword, void*)")
# 呼び出し: WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
# guidContainerFormat : GUID* -> "void*"
# pIWriter : IWICMetadataWriter* -> "void*"
# dwPersistOptions : DWORD -> "dword"
# pIStream : IStream* -> "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)。
const std = @import("std");

extern "windowscodecs" fn WICSerializeMetadataContent(
    guidContainerFormat: [*c]GUID, // GUID*
    pIWriter: ?*anyopaque, // IWICMetadataWriter*
    dwPersistOptions: u32, // DWORD
    pIStream: ?*anyopaque // IStream*
) callconv(std.os.windows.WINAPI) i32;
proc WICSerializeMetadataContent(
    guidContainerFormat: ptr GUID,  # GUID*
    pIWriter: pointer,  # IWICMetadataWriter*
    dwPersistOptions: uint32,  # DWORD
    pIStream: pointer  # IStream*
): int32 {.importc: "WICSerializeMetadataContent", stdcall, dynlib: "WindowsCodecs.dll".}
pragma(lib, "windowscodecs");
extern(Windows)
int WICSerializeMetadataContent(
    GUID* guidContainerFormat,   // GUID*
    void* pIWriter,   // IWICMetadataWriter*
    uint dwPersistOptions,   // DWORD
    void* pIStream   // IStream*
);
ccall((:WICSerializeMetadataContent, "WindowsCodecs.dll"), stdcall, Int32,
      (Ptr{GUID}, Ptr{Cvoid}, UInt32, Ptr{Cvoid}),
      guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
# guidContainerFormat : GUID* -> Ptr{GUID}
# pIWriter : IWICMetadataWriter* -> Ptr{Cvoid}
# dwPersistOptions : DWORD -> UInt32
# pIStream : IStream* -> Ptr{Cvoid}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t WICSerializeMetadataContent(
    void* guidContainerFormat,
    void* pIWriter,
    uint32_t dwPersistOptions,
    void* pIStream);
]]
local windowscodecs = ffi.load("windowscodecs")
-- windowscodecs.WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
-- guidContainerFormat : GUID*
-- pIWriter : IWICMetadataWriter*
-- dwPersistOptions : DWORD
-- pIStream : IStream*
-- 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
const koffi = require('koffi');
const lib = koffi.load('WindowsCodecs.dll');
const WICSerializeMetadataContent = lib.func('__stdcall', 'WICSerializeMetadataContent', 'int32_t', ['void *', 'void *', 'uint32_t', 'void *']);
// WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
// guidContainerFormat : GUID* -> 'void *'
// pIWriter : IWICMetadataWriter* -> 'void *'
// dwPersistOptions : DWORD -> 'uint32_t'
// pIStream : IStream* -> 'void *'
// 出力ポインタは koffi.out(...) で包む。構造体は koffi.struct で定義。
const lib = Deno.dlopen("WindowsCodecs.dll", {
  WICSerializeMetadataContent: { parameters: ["pointer", "pointer", "u32", "pointer"], result: "i32" },
});
// lib.symbols.WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream)
// guidContainerFormat : GUID* -> "pointer"
// pIWriter : IWICMetadataWriter* -> "pointer"
// dwPersistOptions : DWORD -> "u32"
// pIStream : IStream* -> "pointer"
// 文字列引数は "buffer"(NUL 終端のバイト列を Uint8Array で渡す)。
// 値渡し構造体は { struct: [ ...field types... ] } を使用。
<?php
$ffi = FFI::cdef(<<<C
int32_t WICSerializeMetadataContent(
    void* guidContainerFormat,
    void* pIWriter,
    uint32_t dwPersistOptions,
    void* pIStream);
C, "WindowsCodecs.dll");
// $ffi->WICSerializeMetadataContent(guidContainerFormat, pIWriter, dwPersistOptions, pIStream);
// guidContainerFormat : GUID*
// pIWriter : IWICMetadataWriter*
// dwPersistOptions : DWORD
// pIStream : IStream*
// 構造体/GUIDへのポインタは cdef が通るよう void* で表記(実型は各引数コメント参照)。値渡し構造体・enum は対応する typedef を cdef に追加すること。
// WINAPI(stdcall): x64 では呼出規約が統一されるため問題なし。x86 では __stdcall 対応のラッパが必要な場合あり。
import com.sun.jna.*;
import com.sun.jna.ptr.*;
import com.sun.jna.win32.StdCallLibrary;
import com.sun.jna.win32.W32APIOptions;

public interface Windowscodecs extends StdCallLibrary {
    Windowscodecs INSTANCE = Native.load("windowscodecs", Windowscodecs.class);
    int WICSerializeMetadataContent(
        Pointer guidContainerFormat,   // GUID*
        Pointer pIWriter,   // IWICMetadataWriter*
        int dwPersistOptions,   // DWORD
        Pointer pIStream   // IStream*
    );
}
@[Link("windowscodecs")]
lib LibWindowsCodecs
  fun WICSerializeMetadataContent = WICSerializeMetadataContent(
    guidContainerFormat : GUID*,   # GUID*
    pIWriter : Void*,   # IWICMetadataWriter*
    dwPersistOptions : UInt32,   # DWORD
    pIStream : Void*   # IStream*
  ) : Int32
end
# 構造体/GUID/enum は lib 内に対応する型定義が必要。
# 呼出規約: x64 は規約統一のため OK。x86(32bit)は WINAPI=stdcall だが Crystal の fun に stdcall 付与構文がなく非対応。
import 'dart:ffi';
import 'package:ffi/ffi.dart';

typedef WICSerializeMetadataContentNative = Int32 Function(Pointer<Void>, Pointer<Void>, Uint32, Pointer<Void>);
typedef WICSerializeMetadataContentDart = int Function(Pointer<Void>, Pointer<Void>, int, Pointer<Void>);
final WICSerializeMetadataContent = DynamicLibrary.open('WindowsCodecs.dll')
    .lookupFunction<WICSerializeMetadataContentNative, WICSerializeMetadataContentDart>('WICSerializeMetadataContent');
// guidContainerFormat : GUID* -> Pointer<Void>
// pIWriter : IWICMetadataWriter* -> Pointer<Void>
// dwPersistOptions : DWORD -> Uint32
// pIStream : IStream* -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function WICSerializeMetadataContent(
  guidContainerFormat: PGUID;   // GUID*
  pIWriter: Pointer;   // IWICMetadataWriter*
  dwPersistOptions: DWORD;   // DWORD
  pIStream: Pointer   // IStream*
): Integer; stdcall;
  external 'WindowsCodecs.dll' name 'WICSerializeMetadataContent';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "WICSerializeMetadataContent"
  c_WICSerializeMetadataContent :: Ptr () -> Ptr () -> Word32 -> Ptr () -> IO Int32
-- guidContainerFormat : GUID* -> Ptr ()
-- pIWriter : IWICMetadataWriter* -> Ptr ()
-- dwPersistOptions : DWORD -> Word32
-- pIStream : IStream* -> Ptr ()
-- 要 GHC(Windows)。stdcall は x64 では ccall として扱われる。ブロックする API は safe 呼び出し推奨。
open Ctypes
open Foreign

let wicserializemetadatacontent =
  foreign "WICSerializeMetadataContent"
    ((ptr void) @-> (ptr void) @-> uint32_t @-> (ptr void) @-> returning int32_t)
(* guidContainerFormat : GUID* -> (ptr void) *)
(* pIWriter : IWICMetadataWriter* -> (ptr void) *)
(* dwPersistOptions : DWORD -> uint32_t *)
(* pIStream : IStream* -> (ptr void) *)
(* foreign は cdecl 前提。x64 Windows では WINAPI と一致。構造体は ctypes structure を定義のこと。 *)
(cffi:define-foreign-library windowscodecs (t "WindowsCodecs.dll"))
(cffi:use-foreign-library windowscodecs)

(cffi:defcfun ("WICSerializeMetadataContent" wicserialize-metadata-content :convention :stdcall) :int32
  (guid-container-format :pointer)   ; GUID*
  (p-iwriter :pointer)   ; IWICMetadataWriter*
  (dw-persist-options :uint32)   ; DWORD
  (p-istream :pointer))   ; IStream*
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $WICSerializeMetadataContent = Win32::API::More->new('WindowsCodecs',
    'int WICSerializeMetadataContent(LPVOID guidContainerFormat, LPVOID pIWriter, DWORD dwPersistOptions, LPVOID pIStream)');
# my $ret = $WICSerializeMetadataContent->Call($guidContainerFormat, $pIWriter, $dwPersistOptions, $pIStream);
# guidContainerFormat : GUID* -> LPVOID
# pIWriter : IWICMetadataWriter* -> LPVOID
# dwPersistOptions : DWORD -> DWORD
# pIStream : IStream* -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。

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