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// Copyright (C) 2010 Dirk Vanden Boer <dirk.vdb@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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifndef PNG_WRITER_H
#define PNG_WRITER_H
#include <string>
#include <vector>
#include <png.h>
#include "imagewriter.h"
namespace ffmpegthumbnailer
{
class PngWriter : public ImageWriter
{
public:
PngWriter(const std::string& outputFile);
PngWriter(std::vector<uint8_t>& outputBuffer);
~PngWriter();
void setText(const std::string& key, const std::string& value);
void writeFrame(uint8_t** rgbData, int width, int height, int quality);
private:
void init();
private:
FILE* m_FilePtr;
png_structp m_PngPtr;
png_infop m_InfoPtr;
};
}
#endif
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