Add a Jpeg2000 handler that utilizes Apple ImageIO Framework

The Jasper-based jp2 plugin has been disabled by default.
This plugin can replace it for OS X and iOS.

Change-Id: Id43dbefdf7df22493910a855f823c9b966bafcdb
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@theqtcompany.com>

1 files changed, 77 insertions, 0 deletions

diff --git a/src/plugins/imageformats/macjp2/qmacjp2handler.h b/src/plugins/imageformats/macjp2/qmacjp2handler.h
new file mode 100644
index 0000000..3706d98
--- /dev/null
+++ b/src/plugins/imageformats/macjp2/qmacjp2handler.h
@@ -0,0 +1,77 @@
+/****************************************************************************
+**
+** Copyright (C) 2016 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of the MacJp2 plugin in the Qt ImageFormats module.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or (at your option) the GNU General
+** Public license version 3 or any later version approved by the KDE Free
+** Qt Foundation. The licenses are as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-2.0.html and
+** https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMACJP2HANDLER_H
+#define QMACJP2HANDLER_H
+
+#include <QScopedPointer>
+#include <QImageIOHandler>
+
+QT_BEGIN_NAMESPACE
+
+class QImage;
+class QByteArray;
+class QIODevice;
+class QVariant;
+class QMacJp2HandlerPrivate;
+
+class QMacJp2Handler : public QImageIOHandler
+{
+public:
+    QMacJp2Handler();
+    virtual ~QMacJp2Handler();
+
+    bool canRead() const Q_DECL_OVERRIDE;
+    bool read(QImage *image) Q_DECL_OVERRIDE;
+    bool write(const QImage &image) Q_DECL_OVERRIDE;
+    QVariant option(ImageOption option) const Q_DECL_OVERRIDE;
+    void setOption(ImageOption option, const QVariant &value) Q_DECL_OVERRIDE;
+    bool supportsOption(ImageOption option) const Q_DECL_OVERRIDE;
+    QByteArray name() const Q_DECL_OVERRIDE;
+
+    static bool canRead(QIODevice *iod);
+
+private:
+    Q_DECLARE_PRIVATE(QMacJp2Handler)
+    QScopedPointer<QMacJp2HandlerPrivate> d_ptr;
+};
+
+QT_END_NAMESPACE
+
+#endif // QMACJP2HANDLER_P_H