List of usage examples for java.awt Graphics2D setRenderingHint
public abstract void setRenderingHint(Key hintKey, Object hintValue);
From source file:com.t3.image.ImageUtil.java
/** * Create a copy of the image that is compatible with the current graphics context * and scaled to the supplied size// www . j av a 2 s . co m */ public static BufferedImage createCompatibleImage(Image img, int width, int height, Map<String, Object> hints) { width = Math.max(width, 1); height = Math.max(height, 1); int transparency; if (hints != null && hints.containsKey(HINT_TRANSPARENCY)) { transparency = (Integer) hints.get(HINT_TRANSPARENCY); } else { transparency = pickBestTransparency(img); } BufferedImage compImg = new BufferedImage(width, height, transparency); Graphics2D g = null; try { g = compImg.createGraphics(); g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); g.drawImage(img, 0, 0, width, height, null); } finally { if (g != null) { g.dispose(); } } return compImg; }
From source file:org.silverpeas.core.io.media.image.thumbnail.control.ThumbnailController.java
protected static void createCropThumbnailFileOnServer(String pathOriginalFile, String pathCropdir, String pathCropFile, ThumbnailDetail thumbnail, int thumbnailWidth, int thumbnailHeight) { try {//from w ww .j av a 2 s .c o m // Creates folder if not exists File dir = new File(pathCropdir); if (!dir.exists()) { FileFolderManager.createFolder(pathCropdir); } // create empty file File cropFile = new File(pathCropFile); if (!cropFile.exists()) { Files.createFile(cropFile.toPath()); } File originalFile = new File(pathOriginalFile); BufferedImage bufferOriginal = ImageIO.read(originalFile); // crop image BufferedImage cropPicture = bufferOriginal.getSubimage(thumbnail.getXStart(), thumbnail.getYStart(), thumbnail.getXLength(), thumbnail.getYLength()); BufferedImage cropPictureFinal = new BufferedImage(thumbnailWidth, thumbnailHeight, BufferedImage.TYPE_INT_RGB); // Redimensionnement de l'image Graphics2D g2 = cropPictureFinal.createGraphics(); g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC); g2.drawImage(cropPicture, 0, 0, thumbnailWidth, thumbnailHeight, null); g2.dispose(); // save crop image String extension = FilenameUtils.getExtension(originalFile.getName()); ImageIO.write(cropPictureFinal, extension, cropFile); } catch (Exception e) { SilverLogger.getLogger(ThumbnailController.class).warn(e); } }
From source file:com.silverpeas.thumbnail.control.ThumbnailController.java
protected static void createCropThumbnailFileOnServer(String pathOriginalFile, String pathCropdir, String pathCropFile, ThumbnailDetail thumbnail, int thumbnailWidth, int thumbnailHeight) { try {/* w ww . j a va2s. c o m*/ // Creates folder if not exists File dir = new File(pathCropdir); if (!dir.exists()) { FileFolderManager.createFolder(pathCropdir); } // create empty file File cropFile = new File(pathCropFile); if (!cropFile.exists()) { cropFile.createNewFile(); } File originalFile = new File(pathOriginalFile); BufferedImage bufferOriginal = ImageIO.read(originalFile); // crop image BufferedImage cropPicture = bufferOriginal.getSubimage(thumbnail.getXStart(), thumbnail.getYStart(), thumbnail.getXLength(), thumbnail.getYLength()); BufferedImage cropPictureFinal = new BufferedImage(thumbnailWidth, thumbnailHeight, BufferedImage.TYPE_INT_RGB); // Redimensionnement de l'image Graphics2D g2 = cropPictureFinal.createGraphics(); g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC); g2.drawImage(cropPicture, 0, 0, thumbnailWidth, thumbnailHeight, null); g2.dispose(); // save crop image String extension = FilenameUtils.getExtension(originalFile.getName()); ImageIO.write(cropPictureFinal, extension, cropFile); } catch (Exception e) { SilverTrace.warn("thumbnail", "ThumbnailController.createThumbnailFileOnServer()", "thumbnail_MSG_CREATE_CROP_FILE_KO", "originalFileName=" + thumbnail.getOriginalFileName() + " cropFileName = " + thumbnail.getCropFileName(), e); } }
From source file:ch.rasc.downloadchart.DownloadChartServlet.java
private static void writeImage(HttpServletResponse response, byte[] imageData, Integer width, Integer height, String formatName) throws IOException { BufferedImage originalImage = ImageIO.read(new ByteArrayInputStream(imageData)); Dimension newDimension = calculateDimension(originalImage, width, height); if (newDimension != null) { int type = originalImage.getType() == 0 ? BufferedImage.TYPE_INT_ARGB : originalImage.getType(); BufferedImage resizedImage = new BufferedImage(newDimension.width, newDimension.height, type); Graphics2D g = resizedImage.createGraphics(); g.drawImage(originalImage, 0, 0, newDimension.width, newDimension.height, null); g.dispose();//from w w w . j a v a 2 s. c o m g.setComposite(AlphaComposite.Src); g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR); g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); ImageIO.write(resizedImage, formatName, response.getOutputStream()); } else { if ("png".equals(formatName)) { response.getOutputStream().write(imageData); } else { ImageIO.write(originalImage, "gif", response.getOutputStream()); } } }
From source file:com.github.lucapino.sheetmaker.PreviewJFrame.java
public static BufferedImage makeRoundedCorner(BufferedImage image, int cornerRadius) { int w = image.getWidth(); int h = image.getHeight(); BufferedImage output = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB); Graphics2D g2 = output.createGraphics(); // This is what we want, but it only does hard-clipping, i.e. aliasing // g2.setClip(new RoundRectangle2D ...) // so instead fake soft-clipping by first drawing the desired clip shape // in fully opaque white with antialiasing enabled... g2.setComposite(AlphaComposite.Src); g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setColor(Color.WHITE);/*from ww w . j a v a 2s . co m*/ g2.fill(new RoundRectangle2D.Float(0, 0, w, h, cornerRadius, cornerRadius)); // ... then compositing the image on top, // using the white shape from above as alpha source g2.setComposite(AlphaComposite.SrcIn); g2.drawImage(image, 0, 0, null); g2.dispose(); return output; }
From source file:ch.rasc.downloadchart.DownloadChartServlet.java
private static void handleJpg(HttpServletResponse response, byte[] imageData, Integer width, Integer height, String filename, JpegOptions options) throws IOException { response.setContentType("image/jpeg"); response.setHeader("Content-Disposition", "attachment; filename=\"" + filename + ".jpg\";"); BufferedImage image = ImageIO.read(new ByteArrayInputStream(imageData)); Dimension newDimension = calculateDimension(image, width, height); int imgWidth = image.getWidth(); int imgHeight = image.getHeight(); if (newDimension != null) { imgWidth = newDimension.width;/*www.j av a2 s .c om*/ imgHeight = newDimension.height; } BufferedImage newImage = new BufferedImage(imgWidth, imgHeight, BufferedImage.TYPE_INT_RGB); Graphics2D g = newImage.createGraphics(); g.drawImage(image, 0, 0, imgWidth, imgHeight, Color.BLACK, null); g.dispose(); if (newDimension != null) { g.setComposite(AlphaComposite.Src); g.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR); g.setRenderingHint(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY); g.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); } try (ImageOutputStream ios = ImageIO.createImageOutputStream(response.getOutputStream())) { Iterator<ImageWriter> iter = ImageIO.getImageWritersByFormatName("jpg"); ImageWriter writer = iter.next(); ImageWriteParam iwp = writer.getDefaultWriteParam(); iwp.setCompressionMode(ImageWriteParam.MODE_EXPLICIT); if (options != null && options.quality != null && options.quality != 0 && options.quality != 100) { iwp.setCompressionQuality(options.quality / 100f); } else { iwp.setCompressionQuality(1); } writer.setOutput(ios); writer.write(null, new IIOImage(newImage, null, null), iwp); writer.dispose(); } }
From source file:com.zacwolf.commons.email.Email.java
public static BufferedImage makeRoundedBanner(BufferedImage image, int cornerRadius) { int w = image.getWidth(); int h = image.getHeight() + 10; BufferedImage output = new BufferedImage(w, h, BufferedImage.TYPE_INT_ARGB); Graphics2D g2 = output.createGraphics(); g2.setComposite(AlphaComposite.Src); g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setColor(Color.WHITE);//from w ww .j a v a 2 s.com g2.fill(new RoundRectangle2D.Float(0, 0, w, h, cornerRadius, cornerRadius)); g2.setComposite(AlphaComposite.SrcAtop); g2.drawImage(image, 0, 0, null); g2.setComposite(AlphaComposite.SrcOver); // g2.setColor(new Color(153,153,153));//slight grey border // g2.drawRoundRect(0, 0, w-1, h, cornerRadius, cornerRadius); g2.dispose(); return output.getSubimage(0, 0, image.getWidth(), image.getHeight()); }
From source file:com.zacwolf.commons.email.Email.java
public static BufferedImage makeRoundedFooter(int width, int cornerRadius, Color bgcolor, Color border) throws Exception { int height = (cornerRadius * 2) + 10; BufferedImage output = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB); Graphics2D g2 = output.createGraphics(); g2.setComposite(AlphaComposite.Src); g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON); g2.setColor(bgcolor);//from www. j a va2 s . c o m g2.fillRoundRect(0, 0, width, height - 1, cornerRadius, cornerRadius); g2.setComposite(AlphaComposite.SrcOver); if (border != null) { g2.setColor(border); g2.drawRoundRect(0, 0, width - 1, height - 2, cornerRadius, cornerRadius); } g2.dispose(); Rectangle clip = createClip(output, new Dimension(width, cornerRadius), 0, height - cornerRadius - 1); return output.getSubimage(clip.x, clip.y, clip.width, clip.height); }
From source file:org.madsonic.controller.CoverArtController.java
public static BufferedImage videoScale(BufferedImage image, int width, int height) { BufferedImage thumb = image;//from ww w . j a va 2 s .c o m BufferedImage temp = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB); Graphics2D g2 = temp.createGraphics(); g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR); g2.drawImage(thumb, 0, 0, width, height, null); g2.dispose(); thumb = temp; return thumb; }
From source file:com.uwsoft.editor.proxy.ResolutionManager.java
public static BufferedImage imageResize(File file, float ratio) { BufferedImage destinationBufferedImage = null; try {/* w w w . j a va 2 s .c o m*/ BufferedImage sourceBufferedImage = ImageIO.read(file); if (ratio == 1.0) { return sourceBufferedImage; } // When image has to be resized smaller then 3 pixels we should leave it as is, as to ResampleOP limitations // But it should also trigger a warning dialog at the and of the import, to notify the user of non resized images. if (sourceBufferedImage.getWidth() * ratio < 3 || sourceBufferedImage.getHeight() * ratio < 3) { return null; } int newWidth = Math.max(3, Math.round(sourceBufferedImage.getWidth() * ratio)); int newHeight = Math.max(3, Math.round(sourceBufferedImage.getHeight() * ratio)); String name = file.getName(); Integer[] patches = null; if (name.endsWith(EXTENSION_9PATCH)) { patches = NinePatchUtils.findPatches(sourceBufferedImage); sourceBufferedImage = NinePatchUtils.removePatches(sourceBufferedImage); newWidth = Math.round(sourceBufferedImage.getWidth() * ratio); newHeight = Math.round(sourceBufferedImage.getHeight() * ratio); System.out.println(sourceBufferedImage.getWidth()); destinationBufferedImage = new BufferedImage(newWidth, newHeight, BufferedImage.TYPE_INT_ARGB); Graphics2D g2 = destinationBufferedImage.createGraphics(); g2.setRenderingHint(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_NEAREST_NEIGHBOR); g2.drawImage(sourceBufferedImage, 0, 0, newWidth, newHeight, null); g2.dispose(); } else { // resize with bilinear filter ResampleOp resampleOp = new ResampleOp(newWidth, newHeight); destinationBufferedImage = resampleOp.filter(sourceBufferedImage, null); } if (patches != null) { destinationBufferedImage = NinePatchUtils.convertTo9Patch(destinationBufferedImage, patches, ratio); } } catch (IOException ignored) { } return destinationBufferedImage; }