Examples of com.google.code.appengine.imageio.ImageWriteParam

Package com.google.code.appengine.imageio

Examples of com.google.code.appengine.imageio.ImageWriteParam

com.google.code.appengine.imageio.ImageWriteParam

            properties.setProperty(formatKey + ANTIALIAS_TEXT, true);


            // copy parameters from specific format
            ImageWriter writer = getPreferredImageWriter(format);
            if (writer != null) {
                ImageWriteParam param = writer.getDefaultWriteParam();


                // compression
                if (param.canWriteCompressed()) {
                    param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
                    properties.setProperty(formatKey + COMPRESS, true);
                    String[] compressionTypes = param.getCompressionTypes();
                    String compressionType = param.getCompressionType();
                    properties.setProperty(formatKey + COMPRESS_MODE, compressionType != null ? compressionType : compressionTypes[0]);
                    properties.setProperty(formatKey + COMPRESS_DESCRIPTION,
                            "Custom");
                    float compressionQuality = 0.0f;
                    try {
                      compressionQuality = param.getCompressionQuality();
                    } catch (IllegalStateException e) {
                      // ignored
                    }
                    properties.setProperty(formatKey + COMPRESS_QUALITY, compressionQuality);
                } else {
                    properties.setProperty(formatKey + COMPRESS, false);
                    properties.setProperty(formatKey + COMPRESS_MODE, "");
                    properties.setProperty(formatKey + COMPRESS_DESCRIPTION,
                            "Custom");
                    properties.setProperty(formatKey + COMPRESS_QUALITY, 0.0f);
                }


                // progressive
                if (param.canWriteProgressive()) {
                    properties
                            .setProperty(
                                    formatKey + PROGRESSIVE,
                                    param.getProgressiveMode() != ImageWriteParam.MODE_DISABLED);
                } else {
                    properties.setProperty(formatKey + PROGRESSIVE, false);
                }
            } else {
                System.err.println(ImageGraphics2D.class

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            throw new IOException(ImageGraphics2D.class
                    + ": No writer for format '" + format + "'.");


        // get the parameters for this format
        UserProperties user = new UserProperties(properties);
        ImageWriteParam param = writer.getDefaultWriteParam();
        if (param instanceof ImageParamConverter) {
            param = ((ImageParamConverter) param).getWriteParam(user);
        }


        // now set the standard write parameters
        String formatKey = rootKey + "." + format;
        if (param.canWriteCompressed()) {
            if (user.isProperty(formatKey + COMPRESS)) {
                if (user.getProperty(formatKey + COMPRESS_MODE).equals("")) {
                    param.setCompressionMode(ImageWriteParam.MODE_DEFAULT);
                } else {
                    param.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
                    param.setCompressionType(user.getProperty(formatKey
                            + COMPRESS_MODE));
                    param.setCompressionQuality(user.getPropertyFloat(formatKey
                            + COMPRESS_QUALITY));
                }
            } else {
                if (canWriteUncompressed(format)) {
                    param.setCompressionMode(ImageWriteParam.MODE_DISABLED);
                }
            }
        }
        if (param.canWriteProgressive()) {
            if (user.isProperty(formatKey + PROGRESSIVE)) {
                param.setProgressiveMode(ImageWriteParam.MODE_DEFAULT);
            } else {
                param.setProgressiveMode(ImageWriteParam.MODE_DISABLED);
            }
        }


        // write the image
        ImageOutputStream ios = ImageIO.createImageOutputStream(os);

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    public Locale getLocale() {
        return locale;
    }


    public ImageWriteParam getDefaultWriteParam() {
        return new ImageWriteParam(getLocale());
    }

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                Graphics2D g3 = scaled.createGraphics();
                g3.drawImage(img, 0, 0, img.getWidth(null), img.getHeight(null), null);
                g3.dispose();
                
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                ImageWriteParam iwparam = new JPEGImageWriteParam(Locale.getDefault());
                iwparam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
                iwparam.setCompressionQuality(jpegQuality);//Set here your compression rate
                ImageWriter iw = (ImageWriter)ImageIO.getImageWritersByFormatName("jpg").next();
                ImageOutputStream ios = ImageIO.createImageOutputStream(baos);
                iw.setOutput(ios);
                iw.write(null, new IIOImage(scaled, null, null), iwparam);
                iw.dispose();

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