1// Copyright (C) 2019 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3#ifndef QIMAGESCALE_P_H
4#define QIMAGESCALE_P_H
5
6//
7// W A R N I N G
8// -------------
9//
10// This file is not part of the Qt API. It exists purely as an
11// implementation detail. This header file may change from version to
12// version without notice, or even be removed.
13//
14// We mean it.
15//
16
17#include <qimage.h>
18#include <private/qglobal_p.h>
19
20QT_BEGIN_NAMESPACE
21
22/*
23 This version accepts only supported formats.
24*/
25QImage qSmoothScaleImage(const QImage &img, int w, int h);
26
27namespace QImageScale {
28 struct QImageScaleInfo {
29 int *xpoints{nullptr};
30 const unsigned int **ypoints{nullptr};
31 int *xapoints{nullptr};
32 int *yapoints{nullptr};
33 int xup_yup{0};
34 int sh = 0;
35 int sw = 0;
36 };
37}
38
39QT_END_NAMESPACE
40
41#endif
42

source code of qtbase/src/gui/painting/qimagescale_p.h