//======================================================================== // // JpegWriter.h // // This file is licensed under the GPLv2 or later // // Copyright (C) 2009 Stefan Thomas // Copyright (C) 2010, 2012, 2017 Adrian Johnson // Copyright (C) 2010 Jürg Billeter // Copyright (C) 2010 Harry Roberts // Copyright (C) 2010 Brian Cameron // Copyright (C) 2011, 2021, 2022 Albert Astals Cid // Copyright (C) 2011 Thomas Freitag // Copyright (C) 2018 Martin Packman // //======================================================================== #ifndef JPEGWRITER_H #define JPEGWRITER_H #include "poppler-config.h" #include "poppler_private_export.h" #ifdef ENABLE_LIBJPEG # include # include "ImgWriter.h" struct JpegWriterPrivate; class POPPLER_PRIVATE_EXPORT JpegWriter : public ImgWriter { public: /* RGB - 3 bytes/pixel * GRAY - 1 byte/pixel * CMYK - 4 bytes/pixel */ enum Format { RGB, GRAY, CMYK }; JpegWriter(int quality, bool progressive, Format format = RGB); explicit JpegWriter(Format format = RGB); ~JpegWriter() override; JpegWriter(const JpegWriter &other) = delete; JpegWriter &operator=(const JpegWriter &other) = delete; void setQuality(int quality); void setProgressive(bool progressive); void setOptimize(bool optimize); bool init(FILE *f, int width, int height, double hDPI, double vDPI) override; bool writePointers(unsigned char **rowPointers, int rowCount) override; bool writeRow(unsigned char **row) override; bool close() override; bool supportCMYK() override; private: JpegWriterPrivate *priv; }; #endif #endif