src_gui_image_qimagereader.cpp

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QImage>
#include <QImageReader>
 
namespace src_gui_image_qimagereader {
void wrapper0() {
 
//! [0]
QImageReader reader;
reader.setFormat("png"); // same as reader.setFormat("PNG");
//! [0]
 
} // wrapper0
 
 
//! [1]
QImageReader reader("image.png");
// reader.format() == "png"
//! [1]
 
 
void wrapper1() {
 
//! [2]
QImage icon(64, 64, QImage::Format_RGB32);
QImageReader reader("icon_64x64.bmp");
if (reader.read(&icon)) {
    // Display icon
}
//! [2]
 
} // wrapper1
 
 
void wrapper2() {
 
//! [3]
QImageReader reader(":/image.png");
if (reader.supportsOption(QImageIOHandler::Size))
    qDebug() << "Size:" << reader.size();
//! [3]
 
} // wrapper2
} // src_gui_image_qimagereader