Package org.apache.batik.transcoder.image

Examples of org.apache.batik.transcoder.image.JPEGTranscoder

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     * Converts a SVG image to a JPEG bitmap.
     * @param image the SVG image
     * @return a byte array containing the JPEG image
     */
    public static byte[] convertToJPEG(XMLImage image) {
        JPEGTranscoder transcoder = new JPEGTranscoder();
        transcoder.addTranscodingHint(ImageTranscoder.KEY_PIXEL_UNIT_TO_MILLIMETER,
                new Float(25.4f / 300)); //300dpi should be enough for now.
        transcoder.addTranscodingHint(JPEGTranscoder.KEY_QUALITY, new Float(0.9f));
        TranscoderInput input = new TranscoderInput(image.getDocument());
        ByteArrayOutputStream baout = new ByteArrayOutputStream(16384);
        TranscoderOutput output = new TranscoderOutput(baout);
        try {
            transcoder.transcode(input, output);
            return baout.toByteArray();
        } catch (TranscoderException e) {
            log.error(e);
            return null;
        }
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        */
        Transcoder t = null;
        if (mimeType.equals("image/jpg") ||
            mimeType.equals("image/jpeg") ||
            mimeType.equals("image/jpe")) {
            t = new JPEGTranscoder();
        } else if (mimeType.equals("image/png")) {
            t = new PNGTranscoder();
        } else if (mimeType.equals("application/pdf")) {
            try {
                Class cla = Class.forName("org.apache.fop.svg.PDFTranscoder");
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                        (resources.getString("Message.exportAsJPG"));

                    // create a BufferedImage of the appropriate type
                    int w = buffer.getWidth();
                    int h = buffer.getHeight();
                    final ImageTranscoder trans = new JPEGTranscoder();
                    trans.addTranscodingHint
      (JPEGTranscoder.KEY_XML_PARSER_CLASSNAME,
       application.getXMLParserClassName());
                    trans.addTranscodingHint
      (JPEGTranscoder.KEY_QUALITY, new Float(quality));
       
                    final BufferedImage img = trans.createImage(w, h);

                    // paint the buffer to the image
                    Graphics2D g2d = img.createGraphics();
                    g2d.setColor(Color.white);
                    g2d.fillRect(0, 0, w, h);
                    g2d.drawImage(buffer, null, 0, 0);
                    new Thread() {
                        public void run() {
                            try {
                                currentExportPath = f;
                                OutputStream ostream =
                                    new BufferedOutputStream(new FileOutputStream(f));
                                trans.writeImage(img, new TranscoderOutput(ostream));
                                ostream.flush();
                                ostream.close();
                            } catch (Exception ex) { }
                            statusBar.setMessage
                                (resources.getString("Message.done"));
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                        (resources.getString("Message.exportAsJPG"));

                    // create a BufferedImage of the appropriate type
                    int w = buffer.getWidth();
                    int h = buffer.getHeight();
                    final ImageTranscoder trans = new JPEGTranscoder();
                    trans.addTranscodingHint
      (JPEGTranscoder.KEY_XML_PARSER_CLASSNAME,
       application.getXMLParserClassName());
                    trans.addTranscodingHint
      (JPEGTranscoder.KEY_QUALITY, new Float(quality));
       
                    final BufferedImage img = trans.createImage(w, h);

                    // paint the buffer to the image
                    Graphics2D g2d = img.createGraphics();
                    g2d.setColor(Color.white);
                    g2d.fillRect(0, 0, w, h);
                    g2d.drawImage(buffer, null, 0, 0);
                    new Thread() {
                        public void run() {
                            try {
                                currentExportPath = f;
                                OutputStream ostream =
                                    new BufferedOutputStream(new FileOutputStream(f));
                                trans.writeImage(img, new TranscoderOutput(ostream));
                                ostream.flush();
                                ostream.close();
                            } catch (Exception ex) { }
                            statusBar.setMessage
                                (resources.getString("Message.done"));
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        */
        Transcoder t = null;
        if (mimeType.equals("image/jpg") ||
            mimeType.equals("image/jpeg") ||
            mimeType.equals("image/jpe")) {
            t = new JPEGTranscoder();
        } else if (mimeType.equals("image/png")) {
            t = new PNGTranscoder();
        } else if (mimeType.equals("application/pdf")) {
            try {
                Class cla = Class.forName("org.apache.fop.svg.PDFTranscoder");
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                        (resources.getString("Message.exportAsJPG"));

                    // create a BufferedImage of the appropriate type
                    int w = buffer.getWidth();
                    int h = buffer.getHeight();
                    final ImageTranscoder trans = new JPEGTranscoder();
                    trans.addTranscodingHint(JPEGTranscoder.KEY_XML_PARSER_CLASSNAME,
                                             application.getXMLParserClassName());
                    final BufferedImage img = trans.createImage(w, h);

                    // paint the buffer to the image
                    Graphics2D g2d = img.createGraphics();
                    g2d.setColor(Color.white);
                    g2d.fillRect(0, 0, w, h);
                    g2d.drawImage(buffer, null, 0, 0);
                    new Thread() {
                        public void run() {
                            try {
                                currentExportPath = f;
                                OutputStream ostream =
                                    new BufferedOutputStream(new FileOutputStream(f));
                                trans.writeImage(img, new TranscoderOutput(ostream));
                                ostream.flush();
                                ostream.close();
                            } catch (Exception ex) { }
                            statusBar.setMessage
                                (resources.getString("Message.done"));
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                        (resources.getString("Message.exportAsJPG"));

                    // create a BufferedImage of the appropriate type
                    int w = buffer.getWidth();
                    int h = buffer.getHeight();
                    final ImageTranscoder trans = new JPEGTranscoder();
                    trans.addTranscodingHint(JPEGTranscoder.KEY_XML_PARSER_CLASSNAME,
                                             application.getXMLParserClassName());
                    final BufferedImage img = trans.createImage(w, h);

                    // paint the buffer to the image
                    Graphics2D g2d = img.createGraphics();
                    g2d.setColor(Color.white);
                    g2d.fillRect(0, 0, w, h);
                    g2d.drawImage(buffer, null, 0, 0);
                    new Thread() {
                        public void run() {
                            try {
                                currentExportPath = f;
                                OutputStream ostream =
                                    new BufferedOutputStream(new FileOutputStream(f));
                                trans.writeImage(img, new TranscoderOutput(ostream));
                                ostream.flush();
                                ostream.close();
                            } catch (Exception ex) { }
                            statusBar.setMessage
                                (resources.getString("Message.done"));
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                    if(dir.listFiles()[k].getName().indexOf(".mol")>-1){
                        System.err.println(dir.listFiles()[k].getAbsolutePath());
                        MDLV2000Reader reader = new MDLV2000Reader(new FileInputStream(dir.listFiles()[k]), Mode.RELAXED);
                        IAtomContainer cdkmol = (IAtomContainer)reader.read(DefaultChemObjectBuilder.getInstance().newInstance(IAtomContainer.class));
                        String inputstr = getMolSvg(cdkmol, 100, 100);
                        ImageTranscoder imageTranscoder = new JPEGTranscoder();
                        imageTranscoder.addTranscodingHint(JPEGTranscoder.KEY_QUALITY, new Float(.8));
                        TranscoderInput input = new TranscoderInput(new StringReader(inputstr));
                        FileOutputStream ostream = new FileOutputStream(new File(dir.listFiles()[k].getAbsolutePath().substring(0,dir.listFiles()[k].getAbsolutePath().length()-4)+".png"));
                        TranscoderOutput output = new TranscoderOutput(ostream);
                        imageTranscoder.transcode(input, output);
                        ostream.flush();
                        ostream.close();
                    }
                }
            }
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                        (resources.getString("Message.exportAsJPG"));

                    // create a BufferedImage of the appropriate type
                    int w = buffer.getWidth();
                    int h = buffer.getHeight();
                    final ImageTranscoder trans = new JPEGTranscoder();
                    trans.addTranscodingHint
                        (JPEGTranscoder.KEY_XML_PARSER_CLASSNAME,
                         application.getXMLParserClassName());
                    trans.addTranscodingHint
                        (JPEGTranscoder.KEY_QUALITY, new Float(quality));

                    final BufferedImage img = trans.createImage(w, h);

                    // paint the buffer to the image
                    Graphics2D g2d = img.createGraphics();
                    g2d.setColor(Color.white);
                    g2d.fillRect(0, 0, w, h);
                    g2d.drawImage(buffer, null, 0, 0);
                    new Thread() {
                        public void run() {
                            try {
                                currentExportPath = f;
                                OutputStream ostream =
                                    new BufferedOutputStream(new FileOutputStream(f));
                                trans.writeImage(img, new TranscoderOutput(ostream));
                                ostream.flush();
                                ostream.close();
                            } catch (Exception ex) { }
                            statusBar.setMessage
                                (resources.getString("Message.done"));
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      {
        imageTranscoder = new TIFFTranscoder();
      }
      else if (imageType == SupportedImageTypes.JPEG)
      {
        imageTranscoder = new JPEGTranscoder();
        imageTranscoder.addTranscodingHint(JPEGTranscoder.KEY_QUALITY, new Float(.8));
      }

      transcoder = imageTranscoder;
    }
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