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/* This file is part of the KDE project
* Copyright (C) Steffen Hansen <hansen@kde.org>
*
* 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 version 2.
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#include "kcamerarawplugin.h"
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <klocale.h>
#include <kgenericfactory.h>
#include <kdebug.h>
#include <ktempfile.h>
#include <kimageio.h>
#include <qfile.h>
#include <qimage.h>
#include <qwmatrix.h>
#include <cstdio>
typedef KGenericFactory<KCameraRawPlugin> RawFactory;
K_EXPORT_COMPONENT_FACTORY(kfile_raw, RawFactory("kfile_raw"))
#ifndef KDE_EXPORT
# define KDE_EXPORT
#endif
/* Main entry point into raw parser */
extern "C" {
int extract_thumbnail( FILE*, FILE*, int* );
extern char make[];
extern char model[];
}
bool KCameraRawPlugin::createPreview(const QString &path, QImage &img)
{
/* Open file and extract thumbnail */
FILE* input = fopen( QFile::encodeName(path), "rb" );
if( !input ) return false;
KTempFile output;
output.setAutoDelete(true);
int orientation = 0;
if( extract_thumbnail( input, output.fstream(), &orientation ) ) {
fclose(input);
return false;
}
fclose(input);
output.close();
if( !img.load( output.name() ) ) return false;
if(orientation) {
QWMatrix M;
QWMatrix flip= QWMatrix(-1,0,0,1,0,0);
switch(orientation+1) { // notice intentional fallthroughs
case 2: M = flip; break;
case 4: M = flip;
case 3: M.rotate(180); break;
case 5: M = flip;
case 6: M.rotate(90); break;
case 7: M = flip;
case 8: M.rotate(270); break;
default: break; // should never happen
}
img = img.xForm(M);
}
return true;
}
KCameraRawPlugin::KCameraRawPlugin(QObject *parent, const char *name,
const QStringList &args )
: KFilePlugin(parent, name, args)
{
kdDebug(7034) << "KCameraRawPlugin c'tor" << endl;
//
// define all possible meta info items
//
KFileMimeTypeInfo *info = addMimeTypeInfo("image/x-raw");
KFileMimeTypeInfo::GroupInfo *group = addGroupInfo( info, "Info",
i18n("Image Info") );
KFileMimeTypeInfo::ItemInfo* item;
item = addItemInfo( group, "Manufacturer", i18n("Camera Manufacturer"),
QVariant::String );
item = addItemInfo( group, "Model", i18n("Camera Model"),
QVariant::String );
item = addItemInfo( group, "Thumbnail", i18n("Thumbnail"),
QVariant::Image );
setHint( item, KFileMimeTypeInfo::Thumbnail );
}
bool KCameraRawPlugin::readInfo( KFileMetaInfo& info, uint what )
{
kdDebug(7034) << "KCameraRawPlugin::readInfo()" << endl;
const QString path( info.path() );
if ( path.isEmpty() ) // remote file
return false;
KFileMetaInfoGroup group = appendGroup( info, "Info" );
if ( what & KFileMetaInfo::Thumbnail ){
QImage img;
if( createPreview( path,img ) ) {
appendItem( group, "Thumbnail", img );
kdDebug(7034) << "thumbnail " << path << " created" << endl;
}
} else {
// HACK: We have to extract thumbnail to get any info...
QImage img;
createPreview( path,img );
}
kdDebug(7034) << "make=" << make << endl;
kdDebug(7034) << "model=" << model << endl;
if( make[0] ) {
appendItem( group, "Manufacturer", &make[0] );
}
if( model[0] ) {
appendItem( group, "Model", &model[0] );
}
return true;
}
#include "kcamerarawplugin.moc"
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