/*****************************************************************************
* Copyright (C) 2021 VLC authors and VideoLAN
*
* Authors: Benjamin Arnaud <bunjee@omega.gg>
*
* 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.
*****************************************************************************/
#ifndef COVERGENERATOR_HPP
#define COVERGENERATOR_HPP
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
// MediaLibrary includes
#include "medialibrary/mlqmltypes.hpp"
// Util includes
#include "util/asynctask.hpp"
// Qt includes
#include <QPainter>
// Forward declarations
struct vlc_medialibrary_t;
class MLItemId;
class CoverGenerator
{
public: // Enums
enum Split
{
Divide,
Duplicate
};
public:
CoverGenerator();
public: // Interface
MLItemId getId();
void setSize(const QSize & size);
void setCountX(int x);
void setCountY(int y);
// NOTE: Do we want to divide or duplicate thumbnails to reach the proper count ?
void setSplit(Split split);
// NOTE: Applies SmoothTransformation to thumbnails. Disabled by default.
void setSmooth(bool enabled);
// NOTE: You need to specify a radius to enable blur, 8 looks good.
void setBlur(int radius);
void setDefaultThumbnail(const QString & fileName);
int requiredNoOfThumbnails() const;
QImage execute(QStringList thumbnails) const;
private: // Functions
QString fileName() const;
void draw(QPainter & painter, const QStringList & fileNames, int countX, int countY) const;
void drawImage(QPainter & painter, const QString & fileName, const QRect & rect) const;
void blur(QImage &image) const;
QString getPrefix(vlc_ml_parent_type type) const;
private:
QSize m_size;
int m_countX;
int m_countY;
Split m_split;
int m_blur;
QString m_default;
};
#endif // COVERGENERATOR_HPP
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