Example usage for javax.imageio ImageIO read

List of usage examples for javax.imageio ImageIO read

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Introduction

In this page you can find the example usage for javax.imageio ImageIO read.

Prototype

public static BufferedImage read(ImageInputStream stream) throws IOException

Source Link

Document

Returns a BufferedImage as the result of decoding a supplied ImageInputStream with an ImageReader chosen automatically from among those currently registered.

Usage

From source file:net.launchpad.jabref.plugins.ZentralSearch.java

public boolean processQuery(String key, ImportInspector dialog, OutputPrinter status) {
    try {/*from   w  w w . j  av a2s.  c  om*/

        status.setStatus(Globals.lang("Searching for ") + key);
        BibtexDatabase bd = importZentralblattEntries(key, status);
        if (bd == null) {
            return false;
        }
        /* Add the entry to the inspection dialog */
        int entryCount = bd.getEntryCount();

        if (dialog instanceof ImportInspectionDialog) {
            ImportInspectionDialog d = (ImportInspectionDialog) dialog;
            d.setIconImage(ImageIO.read(getIcon()));
            d.setTitle(Globals.lang("Search results") + " " + Globals.lang("for") + ": " + key + " ("
                    + entryCount + ")");
        }

        status.setStatus("Adding fetched entries: " + entryCount);
        if (entryCount > 0) {
            int i = 0;
            for (BibtexEntry entry : bd.getEntries()) {
                i++;
                dialog.setProgress(i, entryCount);
                dialog.addEntry(entry);
            }
        }

    } catch (Exception e) {
        status.setStatus(Globals.lang("Error while fetching from Zentralblatt MATH") + ": " + e.getMessage());
        log.error(e.getMessage(), e);
    }
    return true;
}

From source file:task5.deneme.java

private void btn_chooseImageActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_btn_chooseImageActionPerformed
    //         TODO add your handling code here:
    String userDir = System.getProperty("user.home");

    JFileChooser fileChooser = new JFileChooser(userDir + "/Desktop");

    int result = fileChooser.showOpenDialog(this);
    if (result == JFileChooser.APPROVE_OPTION) {
        File selectedFile = fileChooser.getSelectedFile();
        try {/*from ww  w.j ava2  s  . co m*/
            img = ImageIO.read(selectedFile);
            getRGBs();

        } catch (IOException ex) {
            Logger.getLogger(deneme.class.getName()).log(Level.SEVERE, null, ex);
        }
    }
    r = red.toArray();
    g = green.toArray();
    b = blue.toArray();
    //        
    //        if(red.indexOf(0)==-1 || red.indexOf(255)==-1){
    //            red.sort(null);
    //            System.out.println("Before Streching... Min and Max Value..." );
    //            System.out.println(red.get(0)+"   "+red.get(red.size()-1));
    //            contrastR= red.get(red.size()-1)- red.get(0);
    //            int fmin=red.get(0);
    //            int fmax=red.get(red.size()-1);
    //            for (int i = 0; i < red.size(); i++) {
    //                int temp2=0;
    //                if(((int)r[i])<=fmin)
    //                    temp2=0;
    //                else if(fmin<=((int)r[i]) && ((int)r[i])<= fmax){
    //                    double temp=((((int)r[i])- fmin)/(contrastR));
    //                    temp2=(int) Math.round((temp*255));
    //                }
    //                else if(((int)r[i])>=fmax){
    //                    temp2=255;
    //                }
    //                r[i]=temp2;
    //            }
    //            ArrayList<Integer> tempp = new ArrayList<>();
    //            for (Object r1 : r) {
    //                tempp.add((int) r1);
    //            }
    //            tempp.sort(null);
    //            System.out.println("After Stretching... Min and Max Value...");
    //            System.out.println(tempp.get(0) + "   " + tempp.get(tempp.size() - 1));
    //        }
    //        
    //        
    //        
    //        
    //        
    //        if(green.indexOf(0)==-1 || green.indexOf(255)==-1){
    //            green.sort(null);
    //            contrastG= green.get(green.size()-1)- green.get(0);
    //            int fmin=green.get(0);
    //            int fmax=green.get(green.size()-1);
    //            for (int i = 0; i < green.size(); i++) {
    //                int temp2=0;
    //                if(((int)g[i])<=fmin)
    //                    temp2=0;
    //                else if(fmin<=((int)g[i]) && ((int)g[i])<= fmax){
    //                    double temp=((((int)g[i])- fmin)/(contrastG));
    //                    temp2=(int) Math.round((temp*255));
    //                }
    //                else if(((int)g[i])>=fmax){
    //                    temp2=255;
    //                }
    //                g[i]=temp2;
    //            }
    //        }    
    //        if(blue.indexOf(0)==-1 || blue.indexOf(255)==-1){
    //            blue.sort(null);
    //            contrastB= blue.get(blue.size()-1)- blue.get(0);
    //            int fmin=blue.get(0);
    //            int fmax=blue.get(blue.size()-1);
    //            for (int i = 0; i < blue.size(); i++) {
    //                int temp2=0;
    //                if(((int)b[i])<=fmin)
    //                    temp2=0;
    //                else if(fmin<=((int)b[i]) && ((int)b[i])<= fmax){
    //                    double temp=((((int)b[i])- fmin)/(contrastB));
    //                    temp2=(int) Math.round((temp*255));
    //                }
    //                else if(((int)b[i])>=fmax){
    //                    temp2=255;
    //                }
    //                b[i]=temp2;
    //            }
    //        }

    display();

}

From source file:nu.yona.server.subscriptions.rest.UserPhotoController.java

private static byte[] getPngBytes(MultipartFile file) {
    try (InputStream inStream = file.getInputStream()) {
        BufferedImage image = ImageIO.read(inStream);
        if (image == null) {
            throw InvalidDataException.unsupportedPhotoFileType();
        }//from  w  w  w  .  j  a  v a  2 s . c om
        ByteArrayOutputStream pngBytes = new ByteArrayOutputStream();
        ImageIO.write(image, "png", pngBytes);
        return pngBytes.toByteArray();
    } catch (IOException e) {
        throw YonaException.unexpected(e);
    }
}

From source file:com.teasoft.teavote.controller.ElectionInfoController.java

@RequestMapping(value = "api/teavote/election-info", method = RequestMethod.POST)
@ResponseBody/*from   ww  w .  j a v  a 2 s. co  m*/
public JSONResponse saveElectionInfo(@RequestParam("logo") MultipartFile file,
        @RequestParam("commissioner") String commissioner, @RequestParam("orgName") String orgName,
        @RequestParam("electionDate") String electionDate, @RequestParam("startTime") String startTime,
        @RequestParam("endTime") String endTime, @RequestParam("pollingStation") String pollingStation,
        @RequestParam("startTimeInMillis") String startTimeInMillis,
        @RequestParam("endTimeInMillis") String endTimeInMillis, HttpServletRequest request) throws Exception {

    JSONResponse jSONResponse = new JSONResponse();
    //Candidate candidate = new Candidate();
    Map<String, String> errorMessages = new HashMap<>();

    if (!file.isEmpty()) {
        BufferedImage image = ImageIO.read(file.getInputStream());
        Integer width = image.getWidth();
        Integer height = image.getHeight();

        if (Math.abs(width - height) > MAX_IMAGE_DIM_DIFF) {
            errorMessages.put("image", "Invalid Image Dimension - Max abs(Width - height) must be 50 or less");
        } else {
            //Resize image
            BufferedImage originalImage = ImageIO.read(file.getInputStream());
            int type = originalImage.getType() == 0 ? BufferedImage.TYPE_INT_ARGB : originalImage.getType();

            BufferedImage resizeImagePng = resizeImage(originalImage, type);
            ConfigLocation configLocation = new ConfigLocation();
            //String rootPath = request.getSession().getServletContext().getRealPath("/");
            File serverFile = new File(configLocation.getConfigPath() + File.separator + "teavote-logo.jpg");

            switch (file.getContentType()) {
            case "image/png":
                ImageIO.write(resizeImagePng, "png", serverFile);
                break;
            case "image/jpeg":
                ImageIO.write(resizeImagePng, "jpg", serverFile);
                break;
            default:
                ImageIO.write(resizeImagePng, "png", serverFile);
                break;
            }
        }
    } else {
        //            errorMessages.put("image", "File Empty");
    }

    //Load properties
    Properties prop = appProp.getProperties();
    ConfigLocation configLocation = new ConfigLocation();
    prop.load(configLocation.getExternalProperties());

    prop.setProperty("teavote.orgName", orgName);
    prop.setProperty("teavote.commissioner", commissioner);
    prop.setProperty("teavote.electionDate", electionDate);
    prop.setProperty("teavote.startTime", startTime);
    prop.setProperty("teavote.endTime", endTime);
    prop.setProperty("teavote.pollingStation", pollingStation);
    prop.setProperty("teavote.startTimeInMillis", startTimeInMillis);
    prop.setProperty("teavote.endTimeInMillis", endTimeInMillis);

    File f = new File(configLocation.getConfigPath() + File.separator + "application.properties");
    OutputStream out = new FileOutputStream(f);
    DefaultPropertiesPersister p = new DefaultPropertiesPersister();
    p.store(prop, out, "Header Comment");

    if (errorMessages.isEmpty()) {
        return new JSONResponse(true, 0, null, Enums.JSONResponseMessage.SUCCESS.toString());
    }

    return new JSONResponse(false, 0, errorMessages, Enums.JSONResponseMessage.SERVER_ERROR.toString());
}

From source file:com.ssn.ui.custom.component.SSNImageThumbnailControl.java

public SSNImageThumbnailControl getSsnImageThumbnailControl(String imagePath, int index) {
    //this.setLayout();
    iF = 0;//from w w  w .  ja va  2 s .  c  o  m
    BufferedImage thumbImg1 = null;
    this.index = index;
    BufferedImage image;
    String[] videoSupported = SSNConstants.SSN_VIDEO_FORMAT_SUPPORTED;
    final List<String> videoSupportedList = Arrays.asList(videoSupported);
    try {

        // add code to check file is video or image  if video then write code to create thumbnail 
        String fileExtention = imagePath.substring(imagePath.lastIndexOf(".") + 1, imagePath.length());
        if (videoSupportedList.contains(fileExtention.toUpperCase())) {

            IMediaReader reader = null;
            try {

                if (true) {
                    reader = ToolFactory.makeReader(imagePath);
                    reader.setBufferedImageTypeToGenerate(BufferedImage.TYPE_3BYTE_BGR);
                    reader.addListener(new MediaListenerAdapter() {
                        @Override
                        public void onVideoPicture(IVideoPictureEvent event) {
                            setVideoFrame(event.getImage());
                            iF++;
                        }

                    });
                    while (reader.readPacket() == null && iF == 0)
                        ;
                    thumbImg1 = SSNHelper.resizeImage(getVideoFrame(), 50, 50);
                }
            } catch (Throwable e) {
                e.printStackTrace();
            } finally {
                if (reader != null)
                    reader.close();
            }
        } else {
            image = ImageIO.read(new File(imagePath));
            thumbImg1 = SSNHelper.resizeImage(image, 50, 50);
        }

    } catch (IOException ex) {
        Logger.getLogger(SSNImageThumbnailControl.class.getName()).log(Level.SEVERE, null, ex);
    }
    ImageIcon imageIcon = new ImageIcon(thumbImg1);
    JLabel thumbnailLabel = new JLabel(imageIcon, SwingConstants.HORIZONTAL);
    JLabel closeLabel = new JLabel(new ImageIcon(getClass().getResource("/icon/remove-icon.png")),
            SwingConstants.HORIZONTAL);
    closeLabel.setFocusable(true);
    closeLabel.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
    this.add(thumbnailLabel);
    this.add(closeLabel);
    closeLabel.addMouseListener(this);

    this.setFocusable(true);
    this.setSize(new Dimension(50, 50));
    this.setBackground(new Color(0, 0, 0, 1));

    return this;
}

From source file:fr.mby.opa.picsimpl.service.BasicPictureService.java

@Override
public Picture rotatePicture(final Long pictureId, final Integer angle) throws IOException {
    Assert.notNull(pictureId, "Picture Id not supplied !");
    Assert.notNull(angle, "Rotating angle not supplied !");

    Picture rotatedPicture = null;/*  w w w  .  j a  v  a  2  s  . c om*/

    final Picture picture = this.pictureDao.loadFullPictureById(pictureId);
    if (picture != null) {
        final String filename = picture.getThumbnail().getFilename();
        final byte[] contents = picture.getImage().getData();
        try (ByteArrayInputStream bais = new ByteArrayInputStream(contents)) {
            final BufferedImage bufferedImage = ImageIO.read(bais);
            final BufferedImage rotatedImage = ImageHelper
                    .toBufferedImage(ImageHelper.rotateWithHint(bufferedImage, angle));

            final BinaryImage thumbnail = this.pictureFactory.buildThumbnail(rotatedImage, filename,
                    BasicPictureService.THUMBNAIL_MAX_WIDTH, BasicPictureService.THUMBNAIL_MAX_HEIGHT,
                    BasicPictureService.THUMBNAIL_FORMAT);

            final byte[] rotatedData = ImageHelper.toByteArray(rotatedImage, picture.getFormat());

            picture.getImage().setData(rotatedData);
            picture.setHeight(rotatedImage.getHeight());
            picture.setWidth(rotatedImage.getWidth());
            picture.setSize(rotatedData.length);
            final String uniqueHash = this.generateHash(rotatedData);
            picture.setCurrentHash(uniqueHash);

            picture.setThumbnail(thumbnail);
            picture.setThumbnailFormat(thumbnail.getFormat());
            picture.setThumbnailHeight(thumbnail.getHeight());
            picture.setThumbnailWidth(thumbnail.getWidth());
            picture.setThumbnailSize(thumbnail.getData().length);
        }

        rotatedPicture = this.pictureDao.updatePicture(picture);
    }

    return rotatedPicture;
}

From source file:com.sketchy.image.ImageProcessingThread.java

public void run() {
    status = Status.RENDERING;/*from   w  w w  .  ja  v a  2 s  . c  o  m*/

    try {
        progress = 5;

        DrawingSize drawingSize = DrawingSize.parse(renderedImageAttributes.getDrawingSize());

        double dotsPerMM = 1 / renderedImageAttributes.getPenWidth();

        statusMessage = "Loading Image";
        progress = 10;

        File sourceImage = HttpServer
                .getUploadFile(ImageAttributes.getImageFilename(renderedImageAttributes.getSourceImageName()));
        BufferedImage bufferedImage = ImageIO.read(sourceImage);

        if (cancel) {
            throw new CancelledException();
        }

        progress = 25;

        if ((renderedImageAttributes.getBrightness() != 50) || (renderedImageAttributes.getContrast() != 50)) {
            statusMessage = "Adjusting Contrast/Brightness";
            MarvinImage image = new MarvinImage(bufferedImage);
            MarvinImagePlugin plugin = MarvinPluginLoader
                    .loadImagePlugin("org.marvinproject.image.color.brightnessAndContrast.jar");
            if (plugin == null) {
                throw new Exception("Error loading Marvin Brightness Plugin!");
            }
            // Range is -127 to 127.. convert from 0 - 100
            int brightnessValue = (int) (renderedImageAttributes.getBrightness() * 2.54) - 127;
            int contrastValue = (int) (renderedImageAttributes.getContrast() * 2.54) - 127;
            plugin.setAttribute("brightness", brightnessValue);
            plugin.setAttribute("contrast", contrastValue);
            plugin.process(image, image, null, MarvinImageMask.NULL_MASK, false);
            image.update();
            bufferedImage = image.getBufferedImage();
        }

        if (cancel) {
            throw new CancelledException();
        }

        progress = 30;
        if ((renderedImageAttributes.isInvertImage())) {
            statusMessage = "Inverting Image";
            MarvinImage image = new MarvinImage(bufferedImage);
            MarvinImagePlugin plugin = MarvinPluginLoader
                    .loadImagePlugin("org.marvinproject.image.color.invert.jar");
            if (plugin == null) {
                throw new Exception("Error loading Marvin Invert Image Plugin!");
            }
            plugin.process(image, image, null, MarvinImageMask.NULL_MASK, false);
            image.update();
            bufferedImage = image.getBufferedImage();
        }

        if (cancel) {
            throw new CancelledException();
        }

        progress = 35;
        if (renderedImageAttributes.getRotateOption() != RotateOption.ROTATE_NONE) {
            statusMessage = "Rotating Image";
            bufferedImage = rotateImage(bufferedImage, renderedImageAttributes.getRotateOption());
        }

        if (cancel) {
            throw new CancelledException();
        }

        progress = 40;
        if (renderedImageAttributes.getFlipOption() != FlipOption.FLIP_NONE) {
            statusMessage = "Flipping Image";
            bufferedImage = flipImage(bufferedImage, renderedImageAttributes.getFlipOption());
        }

        if (cancel) {
            throw new CancelledException();
        }

        progress = 50;
        if (renderedImageAttributes.getRenderOption() == RenderOption.RENDER_EDGE_DETECTION) {
            statusMessage = "Processing Edge Detection";
            MarvinImage image = new MarvinImage(bufferedImage);
            MarvinImagePlugin plugin = MarvinPluginLoader
                    .loadImagePlugin("org.marvinproject.image.edge.edgeDetector.jar");
            if (plugin == null) {
                throw new Exception("Error loading Marvin EdgeDetector Plugin!");
            }
            plugin.process(image, image, null, MarvinImageMask.NULL_MASK, false);
            image.update();
            bufferedImage = image.getBufferedImage();
        }

        int drawingWidth = (int) Math.ceil(drawingSize.getWidth() * dotsPerMM);
        int drawingHeight = (int) Math.ceil(drawingSize.getHeight() * dotsPerMM);

        if (cancel) {
            throw new CancelledException();
        }

        progress = 55;
        statusMessage = "Scaling Image";
        bufferedImage = resizeImage(bufferedImage, drawingWidth, drawingHeight,
                renderedImageAttributes.getCenterOption(), renderedImageAttributes.getScaleOption());

        if (cancel) {
            throw new CancelledException();
        }

        progress = 60;
        if (renderedImageAttributes.getRenderOption() == RenderOption.RENDER_HALFTONE) {
            statusMessage = "Processing Halftone";
            MarvinImage image = new MarvinImage(bufferedImage);
            MarvinImagePlugin plugin = MarvinPluginLoader
                    .loadImagePlugin("org.marvinproject.image.halftone.errorDiffusion.jar");
            if (plugin == null) {
                throw new Exception("Error loading Marvin Halftone Plugin!");
            }
            plugin.process(image, image, null, MarvinImageMask.NULL_MASK, false);
            image.update();
            bufferedImage = image.getBufferedImage();
        }

        if (cancel) {
            throw new CancelledException();
        }

        progress = 65;
        if ((renderedImageAttributes.getThreshold() != 50)
                && (renderedImageAttributes.getRenderOption() != RenderOption.RENDER_HALFTONE)) {
            statusMessage = "Processing Threshold";
            MarvinImage image = new MarvinImage(bufferedImage);
            MarvinImagePlugin plugin = MarvinPluginLoader
                    .loadImagePlugin("org.marvinproject.image.color.thresholding.jar");
            if (plugin == null) {
                throw new Exception("Error loading Marvin Threshold Plugin!");
            }
            // Range is 0 to 256.. convert from 0 - 100
            int thresholdValue = (256 - (int) (renderedImageAttributes.getThreshold() * 2.56));
            plugin.setAttribute("threshold", thresholdValue);
            plugin.process(image, image, null, MarvinImageMask.NULL_MASK, false);
            image.update();
            bufferedImage = image.getBufferedImage();
        }

        if (cancel) {
            throw new CancelledException();
        }
        statusMessage = "Saving Rendered Image";

        File renderedFile = HttpServer.getUploadFile(renderedImageAttributes.getImageFilename());

        renderedImageAttributes.setWidth(bufferedImage.getWidth());
        renderedImageAttributes.setHeight(bufferedImage.getHeight());

        progress = 70;
        SketchyImage sketchyImage = new SketchyImage(bufferedImage, dotsPerMM, dotsPerMM);

        if (cancel) {
            throw new CancelledException();
        }

        progress = 80;
        SketchyImage.save(sketchyImage, renderedFile);

        File renderedDataFile = HttpServer.getUploadFile(renderedImageAttributes.getDataFilename());
        FileUtils.writeStringToFile(renderedDataFile, renderedImageAttributes.toJson());
        progress = 100;

        status = Status.COMPLETED;
        statusMessage = "Complete";
    } catch (CancelledException e) {
        status = Status.CANCELLED;
        statusMessage = "Cancelled!";
    } catch (Throwable t) {
        status = Status.ERROR;
        statusMessage = "Exception occured while processing Image!! " + t.getMessage();
        throw new RuntimeException("Error Running ImageProcessingThread!  " + t.toString());
    }
}

From source file:userInterface.DistrictAdminRole.MonitorNeighborhoodAreasJPanel.java

public void googleMaps() {
    Neighborhood area = (Neighborhood) areasComboBox.getSelectedItem();
    String loc1 = area.getNeighborhoodName();
    loc1 = loc1.replace(' ', '+');
    String marker1 = loc1;/*from www.  j  a  v  a  2  s  .  c  o m*/

    BufferedImage image;
    try {
        image = ImageIO.read(new URL(
                "http://maps.googleapis.com/maps/api/staticmap?autoscale=1&size=400x400&maptype=roadmap&format=png&visual_refresh=true&markers=size:mid%7Ccolor:0xff0000%7Clabel:1%7C"
                        + marker1));
        mapLabel1.setIcon(new ImageIcon(image));
    } catch (IOException ex) {
        Logger.getLogger(MonitorNeighborhoodAreasJPanel.class.getName()).log(Level.SEVERE, null, ex);
    }
}

From source file:bq.jpa.demo.datetype.service.EmployeeService.java

private byte[] readImage(String fileName) throws IOException {
    BufferedImage pngfile = ImageIO.read(getClass().getResourceAsStream(fileName));
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ImageIO.write(pngfile, "png", baos);
    baos.flush();/* w  ww.j  a  va  2s.c  om*/
    return baos.toByteArray();
}

From source file:com.akman.excel.view.frmExportExcel.java

public BufferedImage getSignature() {
    Connection conn = Javaconnect.ConnecrDb();
    PreparedStatement pst = null;
    ResultSet rs = null;// ww w. ja  va2  s.  com

    BufferedImage img = null;
    try {

        String sql = "SELECT MAX(ID), Image FROM ExcelData";

        pst = conn.prepareStatement(sql);

        rs = pst.executeQuery();

        if (rs.next()) {

            byte[] blob = rs.getBytes("Image");
            InputStream in = new ByteArrayInputStream(blob);
            img = ImageIO.read(in);

        }

    } catch (SQLException ex) {
        Logger.getLogger(frmSelectImage.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(frmExportExcel.class.getName()).log(Level.SEVERE, null, ex);
    } finally {
        DbUtils.closeQuietly(rs);
        DbUtils.closeQuietly(pst);
        DbUtils.closeQuietly(conn);
    }

    return img;
}