thumbnail.cpp

/*
 * libopenraw - thumbnail.cpp
 *
 * Copyright (C) 2005-2007 Hubert Figuiere
 *
 * This library is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public License
 * as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library.  If not, see
 * <http://www.gnu.org/licenses/>.
 */

#include <cstdlib>
#include <cstring>
#include <iostream>

#include "trace.h"

#include <libopenraw/libopenraw.h>
#include <libopenraw++/rawfile.h>
#include <libopenraw++/thumbnail.h>

using namespace Debug;

namespace OpenRaw {

    class Thumbnail::Private {
    public:
        Private()
            {
            }
        
        ~Private()
            {
            }
    private:
        Private(const Private &);
        Private & operator=(const Private &);
    };

    Thumbnail::Thumbnail()
        : BitmapData(),
            d(new Thumbnail::Private())
    {
    }

    Thumbnail::~Thumbnail()
    {
        delete d;
    }

    Thumbnail *
    Thumbnail::getAndExtractThumbnail(const char* _filename,
                                                                        uint32_t preferred_size, 
                                                                        or_error & err)
    {
        err = OR_ERROR_NONE;
        Thumbnail *thumb = NULL;

        RawFile *file = RawFile::newRawFile(_filename);
        if (file) {
            thumb = new Thumbnail();
            err = file->getThumbnail(preferred_size, *thumb);
            delete file;
        }
        else {
            err = OR_ERROR_CANT_OPEN; // file error
        }
        return thumb;
    }


}