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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <vcl/GraphicNativeMetadata.hxx>
#include <vcl/gfxlink.hxx>
#include "jpeg/Exif.hxx"
GraphicNativeMetadata::GraphicNativeMetadata() :
mRotation(0)
{}
GraphicNativeMetadata::~GraphicNativeMetadata()
{}
sal_uInt16 GraphicNativeMetadata::getRotation()
{
return mRotation;
}
bool GraphicNativeMetadata::read(Graphic& rGraphic)
{
GfxLink aLink = rGraphic.GetLink();
if ( aLink.GetType() != GFX_LINK_TYPE_NATIVE_JPG )
return false;
sal_uInt32 aDataSize = aLink.GetDataSize();
sal_uInt8* aBuffer = new sal_uInt8[aDataSize];
memcpy(aBuffer, aLink.GetData(), aDataSize);
SvMemoryStream aMemoryStream(aBuffer, aDataSize, STREAM_READ);
Exif aExif;
aExif.read(aMemoryStream);
mRotation = aExif.getRotation();
delete[] aBuffer;
return true;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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