GdipImageGetFrameCount

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

Status GdipImageGetFrameCount(
    GpImage* image,
    const GUID* dimensionID,
    DWORD* count
);

<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipImageGetFrameCount(
    image As IntPtr,   ' GpImage* in/out
    ByRef dimensionID As Guid,   ' GUID*
    ByRef count As UInteger   ' DWORD* in/out
) As Integer
End Function

' image : GpImage* in/out
' dimensionID : GUID*
' count : DWORD* in/out
Declare PtrSafe Function GdipImageGetFrameCount Lib "gdiplus" ( _
    ByVal image As LongPtr, _
    ByVal dimensionID As LongPtr, _
    ByRef count 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

GdipImageGetFrameCount = ctypes.windll.gdiplus.GdipImageGetFrameCount
GdipImageGetFrameCount.restype = ctypes.c_int
GdipImageGetFrameCount.argtypes = [
    ctypes.c_void_p,  # image : GpImage* in/out
    ctypes.c_void_p,  # dimensionID : GUID*
    ctypes.POINTER(wintypes.DWORD),  # count : DWORD* in/out
]

require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipImageGetFrameCount = Fiddle::Function.new(
  lib['GdipImageGetFrameCount'],
  [
    Fiddle::TYPE_VOIDP,  # image : GpImage* in/out
    Fiddle::TYPE_VOIDP,  # dimensionID : GUID*
    Fiddle::TYPE_VOIDP,  # count : DWORD* in/out
  ],
  Fiddle::TYPE_INT)

#[link(name = "gdiplus")]
extern "system" {
    fn GdipImageGetFrameCount(
        image: *mut GpImage,  // GpImage* in/out
        dimensionID: *const GUID,  // GUID*
        count: *mut u32  // DWORD* in/out
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.

$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipImageGetFrameCount(IntPtr image, ref Guid dimensionID, ref uint count);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipImageGetFrameCount' -Namespace Win32 -PassThru
# $api::GdipImageGetFrameCount(image, dimensionID, count)

#uselib "gdiplus.dll"
#func global GdipImageGetFrameCount "GdipImageGetFrameCount" sptr, sptr, sptr
; GdipImageGetFrameCount varptr(image), varptr(dimensionID), varptr(count)   ; 戻り値は stat
; image : GpImage* in/out -> "sptr"
; dimensionID : GUID* -> "sptr"
; count : DWORD* 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")
	procGdipImageGetFrameCount = gdiplus.NewProc("GdipImageGetFrameCount")
)

// image (GpImage* in/out), dimensionID (GUID*), count (DWORD* in/out)
r1, _, err := procGdipImageGetFrameCount.Call(
	uintptr(image),
	uintptr(dimensionID),
	uintptr(count),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status

function GdipImageGetFrameCount(
  image: Pointer;   // GpImage* in/out
  dimensionID: PGUID;   // GUID*
  count: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipImageGetFrameCount';

result := DllCall("gdiplus\GdipImageGetFrameCount"
    , "Ptr", image   ; GpImage* in/out
    , "Ptr", dimensionID   ; GUID*
    , "Ptr", count   ; DWORD* in/out
    , "Int")   ; return: Status

●GdipImageGetFrameCount(image, dimensionID, count) = DLL("gdiplus.dll", "int GdipImageGetFrameCount(void*, void*, void*)")
# 呼び出し: GdipImageGetFrameCount(image, dimensionID, count)
# image : GpImage* in/out -> "void*"
# dimensionID : GUID* -> "void*"
# count : DWORD* 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 GdipImageGetFrameCount(
    image: [*c]GpImage, // GpImage* in/out
    dimensionID: [*c]GUID, // GUID*
    count: [*c]u32 // DWORD* in/out
) callconv(std.os.windows.WINAPI) i32;

proc GdipImageGetFrameCount(
    image: ptr GpImage,  # GpImage* in/out
    dimensionID: ptr GUID,  # GUID*
    count: ptr uint32  # DWORD* in/out
): int32 {.importc: "GdipImageGetFrameCount", stdcall, dynlib: "gdiplus.dll".}

pragma(lib, "gdiplus");
extern(Windows)
int GdipImageGetFrameCount(
    GpImage* image,   // GpImage* in/out
    GUID* dimensionID,   // GUID*
    uint* count   // DWORD* in/out
);

ccall((:GdipImageGetFrameCount, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpImage}, Ptr{GUID}, Ptr{UInt32}),
      image, dimensionID, count)
# image : GpImage* in/out -> Ptr{GpImage}
# dimensionID : GUID* -> Ptr{GUID}
# count : DWORD* in/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 GdipImageGetFrameCount(
    void* image,
    void* dimensionID,
    uint32_t* count);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipImageGetFrameCount(image, dimensionID, count)
-- image : GpImage* in/out
-- dimensionID : GUID*
-- count : DWORD* 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 GdipImageGetFrameCount = lib.func('__stdcall', 'GdipImageGetFrameCount', 'int32_t', ['void *', 'void *', 'uint32_t *']);
// GdipImageGetFrameCount(image, dimensionID, count)
// image : GpImage* in/out -> 'void *'
// dimensionID : GUID* -> 'void *'
// count : DWORD* in/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", {
  GdipImageGetFrameCount: { parameters: ["pointer", "pointer", "pointer"], result: "i32" },
});
// lib.symbols.GdipImageGetFrameCount(image, dimensionID, count)
// image : GpImage* in/out -> "pointer"
// dimensionID : GUID* -> "pointer"
// count : DWORD* 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 GdipImageGetFrameCount(
    void* image,
    void* dimensionID,
    uint32_t* count);
C, "gdiplus.dll");
// $ffi->GdipImageGetFrameCount(image, dimensionID, count);
// image : GpImage* in/out
// dimensionID : GUID*
// count : DWORD* 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 GdipImageGetFrameCount(
        Pointer image,   // GpImage* in/out
        Pointer dimensionID,   // GUID*
        IntByReference count   // DWORD* in/out
    );
}

@[Link("gdiplus")]
lib Libgdiplus
  fun GdipImageGetFrameCount = GdipImageGetFrameCount(
    image : GpImage*,   # GpImage* in/out
    dimensionID : GUID*,   # GUID*
    count : UInt32*   # DWORD* 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 GdipImageGetFrameCountNative = Int32 Function(Pointer<Void>, Pointer<Void>, Pointer<Uint32>);
typedef GdipImageGetFrameCountDart = int Function(Pointer<Void>, Pointer<Void>, Pointer<Uint32>);
final GdipImageGetFrameCount = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipImageGetFrameCountNative, GdipImageGetFrameCountDart>('GdipImageGetFrameCount');
// image : GpImage* in/out -> Pointer<Void>
// dimensionID : GUID* -> Pointer<Void>
// count : DWORD* in/out -> Pointer<Uint32>
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。

{$mode objfpc}{$H+}
function GdipImageGetFrameCount(
  image: Pointer;   // GpImage* in/out
  dimensionID: PGUID;   // GUID*
  count: Pointer   // DWORD* in/out
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipImageGetFrameCount';

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

foreign import stdcall safe "GdipImageGetFrameCount"
  c_GdipImageGetFrameCount :: Ptr () -> Ptr () -> Ptr Word32 -> IO Int32
-- image : GpImage* in/out -> Ptr ()
-- dimensionID : GUID* -> Ptr ()
-- count : DWORD* in/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 gdipimagegetframecount =
  foreign "GdipImageGetFrameCount"
    ((ptr void) @-> (ptr void) @-> (ptr uint32_t) @-> returning int32_t)
(* image : GpImage* in/out -> (ptr void) *)
(* dimensionID : GUID* -> (ptr void) *)
(* count : DWORD* in/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 ("GdipImageGetFrameCount" gdip-image-get-frame-count :convention :stdcall) :int32
  (image :pointer)   ; GpImage* in/out
  (dimension-id :pointer)   ; GUID*
  (count :pointer))   ; DWORD* in/out
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。

use Win32::API;
my $GdipImageGetFrameCount = Win32::API::More->new('gdiplus',
    'int GdipImageGetFrameCount(LPVOID image, LPVOID dimensionID, LPVOID count)');
# my $ret = $GdipImageGetFrameCount->Call($image, $dimensionID, $count);
# image : GpImage* in/out -> LPVOID
# dimensionID : GUID* -> LPVOID
# count : DWORD* in/out -> LPVOID
# 値渡し構造体は pack() した文字列、または Win32::API::Struct を使用。