mirror of
https://bitbucket.org/smil3y/kde-extraapps.git
synced 2025-02-24 19:02:53 +00:00
110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
/**
|
|
Copyright (C) 2008 Unai Garro <ugarro@gmail.com>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
|
|
USA
|
|
**/
|
|
|
|
#include "rawcreator.h"
|
|
|
|
#include <QImage>
|
|
|
|
#include <libkdcraw/kdcraw.h>
|
|
#include <libkexiv2/kexiv2.h>
|
|
#include <kdemacros.h>
|
|
|
|
extern "C"
|
|
{
|
|
KDE_EXPORT ThumbCreator *new_creator()
|
|
{
|
|
return new RAWCreator;
|
|
}
|
|
}
|
|
|
|
RAWCreator::RAWCreator()
|
|
{
|
|
}
|
|
|
|
RAWCreator::~RAWCreator()
|
|
{
|
|
}
|
|
|
|
bool RAWCreator::create(const QString &path, int width, int height, QImage &img)
|
|
{
|
|
//load the image into the QByteArray
|
|
QByteArray data;
|
|
bool loaded=KDcrawIface::KDcraw::loadEmbeddedPreview(data,path);
|
|
|
|
if (loaded)
|
|
{
|
|
|
|
//Load the image into a QImage
|
|
QImage preview;
|
|
if (!preview.loadFromData(data) || preview.isNull())
|
|
return false;
|
|
|
|
//And its EXIF info
|
|
KExiv2Iface::KExiv2 exiv;
|
|
if (exiv.loadFromData(data))
|
|
{
|
|
//We managed reading the EXIF info, rotate the image
|
|
//according to the EXIF orientation flag
|
|
KExiv2Iface::KExiv2::ImageOrientation orient=exiv.getImageOrientation();
|
|
|
|
//Rotate according to the EXIF orientation flag
|
|
switch(orient)
|
|
{
|
|
case KExiv2Iface::KExiv2::ORIENTATION_UNSPECIFIED:
|
|
case KExiv2Iface::KExiv2::ORIENTATION_NORMAL:
|
|
break; //we do nothing
|
|
case KExiv2Iface::KExiv2::ORIENTATION_HFLIP:
|
|
preview = preview.mirrored(true,false);
|
|
break;
|
|
case KExiv2Iface::KExiv2::ORIENTATION_ROT_180:
|
|
preview = preview.transformed(QMatrix().rotate(180));
|
|
break;
|
|
case KExiv2Iface::KExiv2::ORIENTATION_VFLIP:
|
|
preview = preview.mirrored(false,true);
|
|
break;
|
|
case KExiv2Iface::KExiv2::ORIENTATION_ROT_90_HFLIP:
|
|
preview = preview.mirrored(true,false);
|
|
preview = preview.transformed(QMatrix().rotate(90));
|
|
break;
|
|
case KExiv2Iface::KExiv2::ORIENTATION_ROT_90:
|
|
preview = preview.transformed(QMatrix().rotate(90));
|
|
break;
|
|
case KExiv2Iface::KExiv2::ORIENTATION_ROT_90_VFLIP:
|
|
preview = preview.mirrored(false,true);
|
|
preview = preview.transformed(QMatrix().rotate(90));
|
|
break;
|
|
case KExiv2Iface::KExiv2::ORIENTATION_ROT_270:
|
|
preview = preview.transformed(QMatrix().rotate(270));
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
//Scale the image as requested by the thumbnailer
|
|
img=preview.scaled(width,height,Qt::KeepAspectRatio);
|
|
|
|
}
|
|
return loaded;
|
|
}
|
|
|
|
ThumbCreator::Flags RAWCreator::flags() const
|
|
{
|
|
return (Flags)(0);
|
|
}
|