GdipGetHemfFromMetafile

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

Status GdipGetHemfFromMetafile(
    GpMetafile* metafile,
    HENHMETAFILE* hEmf
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipGetHemfFromMetafile(
    metafile As IntPtr,   ' GpMetafile* in/out
    hEmf As IntPtr   ' HENHMETAFILE* in/out
) As Integer
End Function

' metafile : GpMetafile* in/out
' hEmf : HENHMETAFILE* in/out
Declare PtrSafe Function GdipGetHemfFromMetafile Lib "gdiplus" ( _
    ByVal metafile As LongPtr, _
    ByVal hEmf 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

GdipGetHemfFromMetafile = ctypes.windll.gdiplus.GdipGetHemfFromMetafile
GdipGetHemfFromMetafile.restype = ctypes.c_int
GdipGetHemfFromMetafile.argtypes = [
    ctypes.c_void_p,  # metafile : GpMetafile* in/out
    ctypes.c_void_p,  # hEmf : HENHMETAFILE* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipGetHemfFromMetafile = Fiddle::Function.new(
  lib['GdipGetHemfFromMetafile'],
  [
    Fiddle::TYPE_VOIDP,  # metafile : GpMetafile* in/out
    Fiddle::TYPE_VOIDP,  # hEmf : HENHMETAFILE* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipGetHemfFromMetafile(
        metafile: *mut GpMetafile,  // GpMetafile* in/out
        hEmf: *mut *mut core::ffi::c_void  // HENHMETAFILE* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipGetHemfFromMetafile(IntPtr metafile, IntPtr hEmf);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipGetHemfFromMetafile' -Namespace Win32 -PassThru
# $api::GdipGetHemfFromMetafile(metafile, hEmf)

#uselib "gdiplus.dll"
#func global GdipGetHemfFromMetafile "GdipGetHemfFromMetafile" sptr, sptr
; GdipGetHemfFromMetafile varptr(metafile), hEmf   ; 戻り値は stat
; metafile : GpMetafile* in/out -> "sptr"
; hEmf : HENHMETAFILE* in/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。

import (
	"golang.org/x/sys/windows"
	"unsafe"
)

var (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipGetHemfFromMetafile = gdiplus.NewProc("GdipGetHemfFromMetafile")
)

// metafile (GpMetafile* in/out), hEmf (HENHMETAFILE* in/out)
r1, _, err := procGdipGetHemfFromMetafile.Call(
	uintptr(metafile),
	uintptr(hEmf),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipGetHemfFromMetafile(
  metafile: Pointer;   // GpMetafile* in/out
  hEmf: Pointer   // HENHMETAFILE* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetHemfFromMetafile';

result := DllCall("gdiplus\GdipGetHemfFromMetafile"
    , "Ptr", metafile   ; GpMetafile* in/out
    , "Ptr", hEmf   ; HENHMETAFILE* in/out
    , "Int")   ; return: Status

●GdipGetHemfFromMetafile(metafile, hEmf) = DLL("gdiplus.dll", "int GdipGetHemfFromMetafile(void*, void*)")
# 呼び出し: GdipGetHemfFromMetafile(metafile, hEmf)
# metafile : GpMetafile* in/out -> "void*"
# hEmf : HENHMETAFILE* in/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)。

const std = @import("std");

extern "gdiplus" fn GdipGetHemfFromMetafile(
    metafile: [*c]GpMetafile, // GpMetafile* in/out
    hEmf: ?*anyopaque // HENHMETAFILE* in/out
) callconv(std.os.windows.WINAPI) i32;

proc GdipGetHemfFromMetafile(
    metafile: ptr GpMetafile,  # GpMetafile* in/out
    hEmf: pointer  # HENHMETAFILE* in/out
): int32 {.importc: "GdipGetHemfFromMetafile", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipGetHemfFromMetafile(
    GpMetafile* metafile,   // GpMetafile* in/out
    void* hEmf   // HENHMETAFILE* in/out
);

ccall((:GdipGetHemfFromMetafile, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpMetafile}, Ptr{Cvoid}),
      metafile, hEmf)
# metafile : GpMetafile* in/out -> Ptr{GpMetafile}
# hEmf : HENHMETAFILE* in/out -> 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 GdipGetHemfFromMetafile(
    void* metafile,
    void* hEmf);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipGetHemfFromMetafile(metafile, hEmf)
-- metafile : GpMetafile* in/out
-- hEmf : HENHMETAFILE* in/out
-- 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('gdiplus.dll');
const GdipGetHemfFromMetafile = lib.func('__stdcall', 'GdipGetHemfFromMetafile', 'int32_t', ['void *', 'void *']);
// GdipGetHemfFromMetafile(metafile, hEmf)
// metafile : GpMetafile* in/out -> 'void *'
// hEmf : HENHMETAFILE* in/out -> '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("gdiplus.dll", {
  GdipGetHemfFromMetafile: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdipGetHemfFromMetafile(metafile, hEmf)
// metafile : GpMetafile* in/out -> "pointer"
// hEmf : HENHMETAFILE* in/out -> "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 GdipGetHemfFromMetafile(
    void* metafile,
    void* hEmf);
C, "gdiplus.dll");
// $ffi->GdipGetHemfFromMetafile(metafile, hEmf);
// metafile : GpMetafile* in/out
// hEmf : HENHMETAFILE* in/out
// 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 Gdiplus extends StdCallLibrary {
    Gdiplus INSTANCE = Native.load("gdiplus", Gdiplus.class);
    int GdipGetHemfFromMetafile(
        Pointer metafile,   // GpMetafile* in/out
        Pointer hEmf   // HENHMETAFILE* in/out
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipGetHemfFromMetafile = GdipGetHemfFromMetafile(
    metafile : GpMetafile*,   # GpMetafile* in/out
    hEmf : Void*   # HENHMETAFILE* in/out
  ) : 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 GdipGetHemfFromMetafileNative = Int32 Function(Pointer<Void>, Pointer<Void>);
typedef GdipGetHemfFromMetafileDart = int Function(Pointer<Void>, Pointer<Void>);
final GdipGetHemfFromMetafile = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipGetHemfFromMetafileNative, GdipGetHemfFromMetafileDart>('GdipGetHemfFromMetafile');
// metafile : GpMetafile* in/out -> Pointer<Void>
// hEmf : HENHMETAFILE* in/out -> Pointer<Void>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipGetHemfFromMetafile(
  metafile: Pointer;   // GpMetafile* in/out
  hEmf: Pointer   // HENHMETAFILE* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetHemfFromMetafile';

import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipGetHemfFromMetafile"
  c_GdipGetHemfFromMetafile :: Ptr () -> Ptr () -> IO Int32
-- metafile : GpMetafile* in/out -> Ptr ()
-- hEmf : HENHMETAFILE* in/out -> 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 gdipgethemffrommetafile =
  foreign "GdipGetHemfFromMetafile"
    ((ptr void) @-> (ptr void) @-> returning int32_t)
(* metafile : GpMetafile* in/out -> (ptr void) *)
(* hEmf : HENHMETAFILE* in/out -> (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 gdiplus (t "gdiplus.dll"))
(cffi:use-foreign-library gdiplus)

(cffi:defcfun ("GdipGetHemfFromMetafile" gdip-get-hemf-from-metafile :convention :stdcall) :int32
  (metafile :pointer)   ; GpMetafile* in/out
  (h-emf :pointer))   ; HENHMETAFILE* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipGetHemfFromMetafile = Win32::API::More->new('gdiplus',
    'int GdipGetHemfFromMetafile(LPVOID metafile, HANDLE hEmf)');
# my $ret = $GdipGetHemfFromMetafile->Call($metafile, $hEmf);
# metafile : GpMetafile* in/out -> LPVOID
# hEmf : HENHMETAFILE* in/out -> HANDLE
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。