Examples with PDICCBased org.apache.pdfbox.pdmodel.graphics.color.PDICCBased used on opensource projects

Example 1 with PDICCBased

use of org.apache.pdfbox.pdmodel.graphics.color.PDICCBased in project pdfbox-graphics2d by rototor.

the class PdfBoxGraphics2DLosslessImageEncoder method encodeImage.

@Override
public PDImageXObject encodeImage(PDDocument document, PDPageContentStream contentStream, Image image) {
    final BufferedImage bi;
    if (image instanceof BufferedImage) {
        bi = (BufferedImage) image;
    } else {
        int width = image.getWidth(null);
        int height = image.getHeight(null);
        bi = new BufferedImage(width, height, BufferedImage.TYPE_4BYTE_ABGR);
        Graphics graphics = bi.getGraphics();
        if (!graphics.drawImage(image, 0, 0, null, null))
            throw new IllegalStateException("Not fully loaded images are not supported.");
        graphics.dispose();
    }
    try {
        if (doc == null || doc.get() != document) {
            imageMap = new HashMap<ImageSoftReference, SoftReference<PDImageXObject>>();
            profileMap = new HashMap<ProfileSoftReference, SoftReference<PDICCBased>>();
            doc = new SoftReference<PDDocument>(document);
        }
        SoftReference<PDImageXObject> pdImageXObjectSoftReference = imageMap.get(new ImageSoftReference(image));
        PDImageXObject imageXObject = pdImageXObjectSoftReference == null ? null : pdImageXObjectSoftReference.get();
        if (imageXObject == null) {
            imageXObject = LosslessFactory.createFromImage(document, bi);
            /*
				 * Do we have a color profile we need to embed?
				 */
            if (bi.getColorModel().getColorSpace() instanceof ICC_ColorSpace) {
                ICC_Profile profile = ((ICC_ColorSpace) bi.getColorModel().getColorSpace()).getProfile();
                /*
					 * Only tag a profile if it is not the default sRGB profile.
					 */
                if (((ICC_ColorSpace) bi.getColorModel().getColorSpace()).getProfile() != ICC_Profile.getInstance(ColorSpace.CS_sRGB)) {
                    SoftReference<PDICCBased> pdProfileRef = profileMap.get(new ProfileSoftReference(profile));
                    PDICCBased pdProfile = pdProfileRef == null ? null : pdProfileRef.get();
                    if (pdProfile == null) {
                        pdProfile = new PDICCBased(document);
                        OutputStream outputStream = pdProfile.getPDStream().createOutputStream(COSName.FLATE_DECODE);
                        outputStream.write(profile.getData());
                        outputStream.close();
                        pdProfile.getPDStream().getCOSObject().setInt(COSName.N, profile.getNumComponents());
                        profileMap.put(new ProfileSoftReference(profile), new SoftReference<PDICCBased>(pdProfile));
                    }
                    imageXObject.setColorSpace(pdProfile);
                }
            }
            imageMap.put(new ImageSoftReference(image), new SoftReference<PDImageXObject>(imageXObject));
        }
        return imageXObject;
    } catch (IOException e) {
        throw new RuntimeException("Could not encode Image", e);
    }
}

Example 2 with PDICCBased

use of org.apache.pdfbox.pdmodel.graphics.color.PDICCBased in project pdfbox by apache.

the class StandardColorSpaceHelper method processICCBasedColorSpace.

/**
 * Method called by the processAllColorSpace if the ColorSpace to check is a ICCBased color space. Because this kind
 * of ColorSpace can have alternate color space, the processAllColorSpace is called to check this alternate color
 * space. (Pattern is forbidden as Alternate Color Space)
 *
 * @param colorSpace
 *            the color space object to check.
 */
protected void processICCBasedColorSpace(PDColorSpace colorSpace) {
    PDICCBased iccBased = (PDICCBased) colorSpace;
    try {
        ICC_Profile.getInstance(iccBased.getPDStream().createInputStream());
        PDColorSpace altpdcs = iccBased.getAlternateColorSpace();
        if (altpdcs != null) {
            ColorSpaces altCsId = ColorSpaces.valueOf(altpdcs.getName());
            if (altCsId == ColorSpaces.Pattern) {
                context.addValidationError(new ValidationError(ERROR_GRAPHIC_INVALID_PATTERN_COLOR_SPACE_FORBIDDEN, "Pattern is forbidden as AlternateColorSpace of a ICCBased"));
            }
        /*
                 * According to the ISO-19005-1:2005
                 * 
                 * A conforming reader shall render ICCBased colour spaces as specified by the ICC specification,
                 * and shall not use the Alternate colour space specified in an ICC profile stream dictionary
                 * 
                 * We don't check the alternate ColorSpaces
                 */
        }
    } catch (IllegalArgumentException e) {
        // this is not a ICC_Profile
        context.addValidationError(new ValidationError(ERROR_GRAPHIC_INVALID_COLOR_SPACE_ICCBASED, "ICCBased color space is invalid: " + e.getMessage(), e));
    } catch (IOException e) {
        context.addValidationError(new ValidationError(ERROR_GRAPHIC_INVALID_COLOR_SPACE, "Unable to read ICCBase color space: " + e.getMessage(), e));
    }
}

Example 3 with PDICCBased

use of org.apache.pdfbox.pdmodel.graphics.color.PDICCBased in project pdfbox by apache.

the class CSArrayBased method initUI.

private void initUI() {
    panel = new JPanel();
    panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
    panel.setPreferredSize(new Dimension(300, 500));
    if (colorSpace == null) {
        JLabel error = new JLabel(errmsg);
        error.setAlignmentX(Component.CENTER_ALIGNMENT);
        error.setFont(new Font(Font.MONOSPACED, Font.BOLD, 15));
        panel.add(error);
        return;
    }
    JLabel colorSpaceLabel = new JLabel(colorSpace.getName() + " colorspace");
    colorSpaceLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
    colorSpaceLabel.setFont(new Font(Font.MONOSPACED, Font.BOLD, 30));
    panel.add(colorSpaceLabel);
    if (numberOfComponents > 0) {
        JLabel colorCountLabel = new JLabel("Component Count: " + numberOfComponents);
        colorCountLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
        colorCountLabel.setFont(new Font(Font.MONOSPACED, Font.BOLD, 20));
        panel.add(colorCountLabel);
    }
    if (colorSpace instanceof PDICCBased) {
        PDICCBased icc = (PDICCBased) colorSpace;
        int colorSpaceType = icc.getColorSpaceType();
        String cs;
        switch(colorSpaceType) {
            case ColorSpace.CS_LINEAR_RGB:
                cs = "linear RGB";
                break;
            case ColorSpace.CS_CIEXYZ:
                cs = "CIEXYZ";
                break;
            case ColorSpace.CS_GRAY:
                cs = "linear gray";
                break;
            case ColorSpace.CS_sRGB:
                cs = "sRGB";
                break;
            case ColorSpace.TYPE_RGB:
                cs = "RGB";
                break;
            case ColorSpace.TYPE_GRAY:
                cs = "gray";
                break;
            case ColorSpace.TYPE_CMYK:
                cs = "CMYK";
                break;
            default:
                cs = "type " + colorSpaceType;
                break;
        }
        JLabel otherLabel = new JLabel("Colorspace type: " + cs);
        otherLabel.setAlignmentX(Component.CENTER_ALIGNMENT);
        otherLabel.setFont(new Font(Font.MONOSPACED, Font.BOLD, 20));
        panel.add(otherLabel);
    }
}