Subversion Repositories Scribus

Rev

Rev 24643 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | RSS feed

/*
For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.
*/

#ifndef SCIMGDATALOADER_TIFF_H
#define SCIMGDATALOADER_TIFF_H

#include <cstdint>
#include <tiffio.h>

#include <QList>

#include "scimgdataloader.h"

class ScImgDataLoader_TIFF : public ScImgDataLoader
{
public:
        ScImgDataLoader_TIFF();

//      virtual void preloadAlphaChannel(const QString& fn, int res);
        bool preloadAlphaChannel(const QString& fn, int page, int res, bool& hasAlpha) override;
        void loadEmbeddedProfile(const QString& fn, int page = 0) override;
        bool loadPicture(const QString& fn, int page, int res, bool thumbnail) override;

        bool useRawImage() const override { return true; }

protected:

        enum PSDColorMode
        {
                CM_BITMAP = 0,
                CM_GRAYSCALE = 1,
                CM_INDEXED = 2,
                CM_RGB = 3,
                CM_CMYK = 4,
                CM_MULTICHANNEL = 7,
                CM_DUOTONE = 8,
                CM_LABCOLOR = 9
        };

        struct SampleFormatInfo
        {
                uint16_t photometric;
                uint16_t bitsPerSample;
                uint16_t samplesPerPixel;
                uint16_t samplesFormat;
                uint16_t fillOrder;
        };

        void initSupportedFormatList();
        int  getLayers(const QString& fn, int page);
        bool getImageData(TIFF* tif, RawImage *image, uint widtht, uint heightt, uint size, const SampleFormatInfo& sampleInfo, bool &bilevel, bool &isCMYK);
        bool getImageData_RGBA(TIFF* tif, RawImage *image, uint widtht, uint heightt, uint size, const SampleFormatInfo& sampleInfo);
        void blendOntoTarget(RawImage *tmp, int layOpa, const QString& layBlend, bool cmyk, bool useMask);
        QString getLayerString(QDataStream & s);
        bool loadChannel( QDataStream & s, const PSDHeader & header, QList<PSDLayer> &layerInfo, uint layer, int channel, int component, RawImage &tmpImg);
        bool loadLayerInfo(QDataStream & s, QList<PSDLayer> &layerInfo);
        bool loadLayerChannels( QDataStream & s, const PSDHeader & header, QList<PSDLayer> &layerInfo, uint layer, bool* firstLayer);

        bool testAlphaChannelAvailability(const QString& fn, int page, bool& hasAlpha);
        void unmultiplyRGBA(RawImage *image);

        int      m_random_table[4096];
        uint16_t m_photometric;
        uint16_t m_samplesPerPixel;
};

#endif