Win32 API 日本語リファレンス
ホームGraphics.GdiPlus › GdipCreateHBITMAPFromBitmap

GdipCreateHBITMAPFromBitmap

関数
ビットマップからGDIのHBITMAPハンドルを作成する。
DLLgdiplus.dll呼出規約winapi

シグネチャ

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

Status GdipCreateHBITMAPFromBitmap(
    GpBitmap* bitmap,
    HBITMAP* hbmReturn,
    DWORD background
);

パラメーター

名前方向説明
bitmapGpBitmap*inout変換元のGpBitmapオブジェクトへのポインタ。
hbmReturnHBITMAP*inout生成されたGDIビットマップハンドル(HBITMAP)を受け取る出力先ポインタ。
backgroundDWORDin透明部分に合成する背景色をARGB形式で指定する。

戻り値の型: Status

各言語での呼び出し定義

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

Status GdipCreateHBITMAPFromBitmap(
    GpBitmap* bitmap,
    HBITMAP* hbmReturn,
    DWORD background
);
[DllImport("gdiplus.dll", ExactSpelling = true)]
static extern int GdipCreateHBITMAPFromBitmap(
    IntPtr bitmap,   // GpBitmap* in/out
    IntPtr hbmReturn,   // HBITMAP* in/out
    uint background   // DWORD
);
<DllImport("gdiplus.dll", ExactSpelling:=True)>
Public Shared Function GdipCreateHBITMAPFromBitmap(
    bitmap As IntPtr,   ' GpBitmap* in/out
    hbmReturn As IntPtr,   ' HBITMAP* in/out
    background As UInteger   ' DWORD
) As Integer
End Function
' bitmap : GpBitmap* in/out
' hbmReturn : HBITMAP* in/out
' background : DWORD
Declare PtrSafe Function GdipCreateHBITMAPFromBitmap Lib "gdiplus" ( _
    ByVal bitmap As LongPtr, _
    ByVal hbmReturn As LongPtr, _
    ByVal background 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

GdipCreateHBITMAPFromBitmap = ctypes.windll.gdiplus.GdipCreateHBITMAPFromBitmap
GdipCreateHBITMAPFromBitmap.restype = ctypes.c_int
GdipCreateHBITMAPFromBitmap.argtypes = [
    ctypes.c_void_p,  # bitmap : GpBitmap* in/out
    ctypes.c_void_p,  # hbmReturn : HBITMAP* in/out
    wintypes.DWORD,  # background : DWORD
]
require 'fiddle'
require 'fiddle/import'

lib = Fiddle.dlopen('gdiplus.dll')
GdipCreateHBITMAPFromBitmap = Fiddle::Function.new(
  lib['GdipCreateHBITMAPFromBitmap'],
  [
    Fiddle::TYPE_VOIDP,  # bitmap : GpBitmap* in/out
    Fiddle::TYPE_VOIDP,  # hbmReturn : HBITMAP* in/out
    -Fiddle::TYPE_INT,  # background : DWORD
  ],
  Fiddle::TYPE_INT)
#[link(name = "gdiplus")]
extern "system" {
    fn GdipCreateHBITMAPFromBitmap(
        bitmap: *mut GpBitmap,  // GpBitmap* in/out
        hbmReturn: *mut *mut core::ffi::c_void,  // HBITMAP* in/out
        background: u32  // DWORD
    ) -> i32;
}
// crates: windows-sys provides ready-made bindings for this API.
$sig = @"
[DllImport("gdiplus.dll")]
public static extern int GdipCreateHBITMAPFromBitmap(IntPtr bitmap, IntPtr hbmReturn, uint background);
"@
$api = Add-Type -MemberDefinition $sig -Name 'gdiplus_GdipCreateHBITMAPFromBitmap' -Namespace Win32 -PassThru
# $api::GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
#uselib "gdiplus.dll"
#func global GdipCreateHBITMAPFromBitmap "GdipCreateHBITMAPFromBitmap" sptr, sptr, sptr
; GdipCreateHBITMAPFromBitmap varptr(bitmap), hbmReturn, background   ; 戻り値は stat
; bitmap : GpBitmap* in/out -> "sptr"
; hbmReturn : HBITMAP* in/out -> "sptr"
; background : DWORD -> "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 "gdiplus.dll"
#cfunc global GdipCreateHBITMAPFromBitmap "GdipCreateHBITMAPFromBitmap" var, sptr, int
; res = GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
; bitmap : GpBitmap* in/out -> "var"
; hbmReturn : HBITMAP* in/out -> "sptr"
; background : DWORD -> "int"
; ※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:
; Status GdipCreateHBITMAPFromBitmap(GpBitmap* bitmap, HBITMAP* hbmReturn, DWORD background)
#uselib "gdiplus.dll"
#cfunc global GdipCreateHBITMAPFromBitmap "GdipCreateHBITMAPFromBitmap" var, intptr, int
; res = GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
; bitmap : GpBitmap* in/out -> "var"
; hbmReturn : HBITMAP* in/out -> "intptr"
; background : DWORD -> "int"
; ※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 (
	gdiplus = windows.NewLazySystemDLL("gdiplus.dll")
	procGdipCreateHBITMAPFromBitmap = gdiplus.NewProc("GdipCreateHBITMAPFromBitmap")
)

// bitmap (GpBitmap* in/out), hbmReturn (HBITMAP* in/out), background (DWORD)
r1, _, err := procGdipCreateHBITMAPFromBitmap.Call(
	uintptr(bitmap),
	uintptr(hbmReturn),
	uintptr(background),
)
_ = err  // syscall.Errno (valid when the call sets last-error)
_ = r1   // Status
function GdipCreateHBITMAPFromBitmap(
  bitmap: Pointer;   // GpBitmap* in/out
  hbmReturn: Pointer;   // HBITMAP* in/out
  background: DWORD   // DWORD
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreateHBITMAPFromBitmap';
result := DllCall("gdiplus\GdipCreateHBITMAPFromBitmap"
    , "Ptr", bitmap   ; GpBitmap* in/out
    , "Ptr", hbmReturn   ; HBITMAP* in/out
    , "UInt", background   ; DWORD
    , "Int")   ; return: Status
●GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background) = DLL("gdiplus.dll", "int GdipCreateHBITMAPFromBitmap(void*, void*, dword)")
# 呼び出し: GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
# bitmap : GpBitmap* in/out -> "void*"
# hbmReturn : HBITMAP* in/out -> "void*"
# background : DWORD -> "dword"
# 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 GdipCreateHBITMAPFromBitmap(
    bitmap: [*c]GpBitmap, // GpBitmap* in/out
    hbmReturn: ?*anyopaque, // HBITMAP* in/out
    background: u32 // DWORD
) callconv(std.os.windows.WINAPI) i32;
proc GdipCreateHBITMAPFromBitmap(
    bitmap: ptr GpBitmap,  # GpBitmap* in/out
    hbmReturn: pointer,  # HBITMAP* in/out
    background: uint32  # DWORD
): int32 {.importc: "GdipCreateHBITMAPFromBitmap", stdcall, dynlib: "gdiplus.dll".}
pragma(lib, "gdiplus");
extern(Windows)
int GdipCreateHBITMAPFromBitmap(
    GpBitmap* bitmap,   // GpBitmap* in/out
    void* hbmReturn,   // HBITMAP* in/out
    uint background   // DWORD
);
ccall((:GdipCreateHBITMAPFromBitmap, "gdiplus.dll"), stdcall, Int32,
      (Ptr{GpBitmap}, Ptr{Cvoid}, UInt32),
      bitmap, hbmReturn, background)
# bitmap : GpBitmap* in/out -> Ptr{GpBitmap}
# hbmReturn : HBITMAP* in/out -> Ptr{Cvoid}
# background : DWORD -> UInt32
# stdcall は 32bit のみ意味を持つ(x64 では無視)。
local ffi = require("ffi")
ffi.cdef[[
int32_t GdipCreateHBITMAPFromBitmap(
    void* bitmap,
    void* hbmReturn,
    uint32_t background);
]]
local gdiplus = ffi.load("gdiplus")
-- gdiplus.GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
-- bitmap : GpBitmap* in/out
-- hbmReturn : HBITMAP* in/out
-- background : DWORD
-- 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 GdipCreateHBITMAPFromBitmap = lib.func('__stdcall', 'GdipCreateHBITMAPFromBitmap', 'int32_t', ['void *', 'void *', 'uint32_t']);
// GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
// bitmap : GpBitmap* in/out -> 'void *'
// hbmReturn : HBITMAP* in/out -> 'void *'
// background : DWORD -> '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", {
  GdipCreateHBITMAPFromBitmap: { parameters: ["pointer", "pointer", "u32"], result: "i32" },
});
// lib.symbols.GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background)
// bitmap : GpBitmap* in/out -> "pointer"
// hbmReturn : HBITMAP* in/out -> "pointer"
// background : DWORD -> "u32"
// 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 GdipCreateHBITMAPFromBitmap(
    void* bitmap,
    void* hbmReturn,
    uint32_t background);
C, "gdiplus.dll");
// $ffi->GdipCreateHBITMAPFromBitmap(bitmap, hbmReturn, background);
// bitmap : GpBitmap* in/out
// hbmReturn : HBITMAP* in/out
// background : DWORD
// 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 GdipCreateHBITMAPFromBitmap(
        Pointer bitmap,   // GpBitmap* in/out
        Pointer hbmReturn,   // HBITMAP* in/out
        int background   // DWORD
    );
}
@[Link("gdiplus")]
lib Libgdiplus
  fun GdipCreateHBITMAPFromBitmap = GdipCreateHBITMAPFromBitmap(
    bitmap : GpBitmap*,   # GpBitmap* in/out
    hbmReturn : Void*,   # HBITMAP* in/out
    background : UInt32   # DWORD
  ) : 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 GdipCreateHBITMAPFromBitmapNative = Int32 Function(Pointer<Void>, Pointer<Void>, Uint32);
typedef GdipCreateHBITMAPFromBitmapDart = int Function(Pointer<Void>, Pointer<Void>, int);
final GdipCreateHBITMAPFromBitmap = DynamicLibrary.open('gdiplus.dll')
    .lookupFunction<GdipCreateHBITMAPFromBitmapNative, GdipCreateHBITMAPFromBitmapDart>('GdipCreateHBITMAPFromBitmap');
// bitmap : GpBitmap* in/out -> Pointer<Void>
// hbmReturn : HBITMAP* in/out -> Pointer<Void>
// background : DWORD -> Uint32
// 文字列は package:ffi の "...".toNativeUtf16()/toNativeUtf8() で変換。
{$mode objfpc}{$H+}
function GdipCreateHBITMAPFromBitmap(
  bitmap: Pointer;   // GpBitmap* in/out
  hbmReturn: Pointer;   // HBITMAP* in/out
  background: DWORD   // DWORD
): Integer; stdcall;
  external 'gdiplus.dll' name 'GdipCreateHBITMAPFromBitmap';
import Foreign
import Foreign.C.Types
import Foreign.C.String

foreign import stdcall safe "GdipCreateHBITMAPFromBitmap"
  c_GdipCreateHBITMAPFromBitmap :: Ptr () -> Ptr () -> Word32 -> IO Int32
-- bitmap : GpBitmap* in/out -> Ptr ()
-- hbmReturn : HBITMAP* in/out -> Ptr ()
-- background : DWORD -> 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 gdipcreatehbitmapfrombitmap =
  foreign "GdipCreateHBITMAPFromBitmap"
    ((ptr void) @-> (ptr void) @-> uint32_t @-> returning int32_t)
(* bitmap : GpBitmap* in/out -> (ptr void) *)
(* hbmReturn : HBITMAP* in/out -> (ptr void) *)
(* background : DWORD -> 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 ("GdipCreateHBITMAPFromBitmap" gdip-create-hbitmapfrom-bitmap :convention :stdcall) :int32
  (bitmap :pointer)   ; GpBitmap* in/out
  (hbm-return :pointer)   ; HBITMAP* in/out
  (background :uint32))   ; DWORD
; isize/usize(INT_PTR/SIZE_T)は x64 前提で :int64/:uint64。x86 では :int32/:uint32。
use Win32::API;
my $GdipCreateHBITMAPFromBitmap = Win32::API::More->new('gdiplus',
    'int GdipCreateHBITMAPFromBitmap(LPVOID bitmap, HANDLE hbmReturn, DWORD background)');
# my $ret = $GdipCreateHBITMAPFromBitmap->Call($bitmap, $hbmReturn, $background);
# bitmap : GpBitmap* in/out -> LPVOID
# hbmReturn : HBITMAP* in/out -> HANDLE
# background : DWORD -> DWORD
# 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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