GdipGetImageEncodersSize

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

Status GdipGetImageEncodersSize(
    DWORD* numEncoders,
    DWORD* size
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipGetImageEncodersSize(
    <Out> ByRef numEncoders As UInteger,   ' DWORD* out
    <Out> ByRef size As UInteger   ' DWORD* out
) As Integer
End Function

' numEncoders : DWORD* out
' size : DWORD* out
Declare PtrSafe Function GdipGetImageEncodersSize Lib "gdiplus" ( _
    ByRef numEncoders As Long, _
    ByRef size As Long) As Long
' VBA7前提(PtrSafe)。32bit Office では LongPtr→Long。Integer=16bit / Long=32bit / LongLong=64bit。

import ctypes
from ctypes import wintypes

GdipGetImageEncodersSize = ctypes.windll.gdiplus.GdipGetImageEncodersSize
GdipGetImageEncodersSize.restype = ctypes.c_int
GdipGetImageEncodersSize.argtypes = [
    ctypes.POINTER(wintypes.DWORD),  # numEncoders : DWORD* out
    ctypes.POINTER(wintypes.DWORD),  # size : DWORD* out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipGetImageEncodersSize = Fiddle::Function.new(
  lib['GdipGetImageEncodersSize'],
  [
    Fiddle::TYPE_VOIDP,  # numEncoders : DWORD* out
    Fiddle::TYPE_VOIDP,  # size : DWORD* out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipGetImageEncodersSize(
        numEncoders: *mut u32,  // DWORD* out
        size: *mut u32  // DWORD* out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipGetImageEncodersSize(out uint numEncoders, out uint size);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipGetImageEncodersSize' -Namespace Win32 -PassThru
# $api::GdipGetImageEncodersSize(numEncoders, size)

#uselib "gdiplus.dll"
#func global GdipGetImageEncodersSize "GdipGetImageEncodersSize" sptr, sptr
; GdipGetImageEncodersSize varptr(numEncoders), varptr(size)   ; 戻り値は stat
; numEncoders : DWORD* out -> "sptr"
; size : DWORD* 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")
	procGdipGetImageEncodersSize = gdiplus.NewProc("GdipGetImageEncodersSize")
)

// numEncoders (DWORD* out), size (DWORD* out)
r1, _, err := procGdipGetImageEncodersSize.Call(
	uintptr(numEncoders),
	uintptr(size),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipGetImageEncodersSize(
  numEncoders: Pointer;   // DWORD* out
  size: Pointer   // DWORD* out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetImageEncodersSize';

result := DllCall("gdiplus\GdipGetImageEncodersSize"
    , "Ptr", numEncoders   ; DWORD* out
    , "Ptr", size   ; DWORD* out
    , "Int")   ; return: Status

●GdipGetImageEncodersSize(numEncoders, size) = DLL("gdiplus.dll", "int GdipGetImageEncodersSize(void*, void*)")
# 呼び出し: GdipGetImageEncodersSize(numEncoders, size)
# numEncoders : DWORD* out -> "void*"
# size : DWORD* 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 GdipGetImageEncodersSize(
    numEncoders: [*c]u32, // DWORD* out
    size: [*c]u32 // DWORD* out
) callconv(std.os.windows.WINAPI) i32;

proc GdipGetImageEncodersSize(
    numEncoders: ptr uint32,  # DWORD* out
    size: ptr uint32  # DWORD* out
): int32 {.importc: "GdipGetImageEncodersSize", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipGetImageEncodersSize(
    uint* numEncoders,   // DWORD* out
    uint* size   // DWORD* out
);

ccall((:GdipGetImageEncodersSize, "gdiplus.dll"), stdcall, Int32,
      (Ptr{UInt32}, Ptr{UInt32}),
      numEncoders, size)
# numEncoders : DWORD* out -> Ptr{UInt32}
# size : DWORD* out -> Ptr{UInt32}
# stdcall は 32bit のみ意味を持つ(x64 では無視)。

local ffi = require("ffi")
ffi.cdef[[
int32_t GdipGetImageEncodersSize(
    uint32_t* numEncoders,
    uint32_t* size);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipGetImageEncodersSize(numEncoders, size)
-- numEncoders : DWORD* out
-- size : DWORD* 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 GdipGetImageEncodersSize = lib.func('__stdcall', 'GdipGetImageEncodersSize', 'int32_t', ['uint32_t *', 'uint32_t *']);
// GdipGetImageEncodersSize(numEncoders, size)
// numEncoders : DWORD* out -> 'uint32_t *'
// size : DWORD* out -> 'uint32_t *'
// 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", {
  GdipGetImageEncodersSize: { parameters: ["pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdipGetImageEncodersSize(numEncoders, size)
// numEncoders : DWORD* out -> "pointer"
// size : DWORD* 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 GdipGetImageEncodersSize(
    uint32_t* numEncoders,
    uint32_t* size);
C, "gdiplus.dll");
// $ffi->GdipGetImageEncodersSize(numEncoders, size);
// numEncoders : DWORD* out
// size : DWORD* 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 GdipGetImageEncodersSize(
        IntByReference numEncoders,   // DWORD* out
        IntByReference size   // DWORD* out
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipGetImageEncodersSize = GdipGetImageEncodersSize(
    numEncoders : UInt32*,   # DWORD* out
    size : UInt32*   # DWORD* 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 GdipGetImageEncodersSizeNative = Int32 Function(Pointer<Uint32>, Pointer<Uint32>);
typedef GdipGetImageEncodersSizeDart = int Function(Pointer<Uint32>, Pointer<Uint32>);
final GdipGetImageEncodersSize = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipGetImageEncodersSizeNative, GdipGetImageEncodersSizeDart>('GdipGetImageEncodersSize');
// numEncoders : DWORD* out -> Pointer<Uint32>
// size : DWORD* out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipGetImageEncodersSize(
  numEncoders: Pointer;   // DWORD* out
  size: Pointer   // DWORD* out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipGetImageEncodersSize';

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

foreign import stdcall safe "GdipGetImageEncodersSize"
  c_GdipGetImageEncodersSize :: Ptr Word32 -> Ptr Word32 -> IO Int32
-- numEncoders : DWORD* out -> Ptr Word32
-- size : DWORD* out -> Ptr Word32
-- 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 gdipgetimageencoderssize =
  foreign "GdipGetImageEncodersSize"
    ((ptr uint32_t) @-> (ptr uint32_t) @-> returning int32_t)
(* numEncoders : DWORD* out -> (ptr uint32_t) *)
(* size : DWORD* out -> (ptr uint32_t) *)
(* 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 ("GdipGetImageEncodersSize" gdip-get-image-encoders-size :convention :stdcall) :int32
  (num-encoders :pointer)   ; DWORD* out
  (size :pointer))   ; DWORD* out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipGetImageEncodersSize = Win32::API::More->new('gdiplus',
    'int GdipGetImageEncodersSize(LPVOID numEncoders, LPVOID size)');
# my $ret = $GdipGetImageEncodersSize->Call($numEncoders, $size);
# numEncoders : DWORD* out -> LPVOID
# size : DWORD* out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。