Search DaniWeb - bufferedimage

Re: Displaying part of a larger image 12 Years Ago by NormR1 BufferedImage class for methods that would allow you to get sub-images. Re: BufferedImage 13 Years Ago by swati.n …= createDataset(startDate,endDate); JFreeChart chart = createChart(dataset); BufferedImage bi = chart.createBufferedImage(900, 320); setBuffImage(bi);… .... public void setBuffImage(BufferedImage buffImage) { this.buffImage = buffImage; } public BufferedImage getBuffImage() { return buffImage; }[/code… Re: BufferedImage 13 Years Ago by ~s.o.s~ …getParamter("type"); // read other data like graph parameters BufferedImage img = generateImage(graphType); response.setContentType("img/png"); OutputStream… os = response.getOutputStream(); // write data from BufferedImage to the servlet output stream } }[/code] In you deployment descriptor… BufferedImage 13 Years Ago by swati.n Hi I have to display 4 BufferedImage in jsp page.I am getting these images from a … BufferedImage vs ToolkitImage 14 Years Ago by sciwizeh ….createImage() to ImageIO.read() and making all the Image references BufferedImage references. Those where the only changes I made to the… of a game would. Does anyone have any idea why BufferedImage would be slower to render with Graphics.drawImage() than other… BufferedImage display 12 Years Ago by cmsc I'm trying to use bufferedImage to display the bac[ICODE][/ICODE]kground of my application … here's the part of the code: [ICODE] Graphics g; BufferedImage offscreen; offscreen= ImageIO.read(new File("mainScreen.png"… Small BufferedImage = java.lang.OutOfMemoryError: Java heap space ??? 12 Years Ago by riahc3 …System.out.println("Hello"); BufferedImage bufferedImage = new BufferedImage(620, 420, BufferedImage.TYPE_INT_RGB); System.out.println("Bye…"); Graphics2D g2d = bufferedImage.createGraphics(); g2d.setColor(Color.black); g2d.… bye. I dont understand as my BufferedImage is nothing at all (simple 620 by… Wrap double data to BufferedImage? 13 Years Ago by sportinguista … like to wrap it into a new BufferedImage ComponentColorModel colorModel = new ComponentColorModel( ColorSpace.getInstance…true, false, ComponentColorModel.TRANSLUCENT, DataBuffer.TYPE_DOUBLE ); BufferedImage bufImg = new BufferedImage (colorModel, wr, false, null); [/code] … Re: Setting rgb BufferedImage 11 Years Ago by Viped … class ImageManipulation { public ImageManipulation() { } public BufferedImage setTransparent(BufferedImage image) { image = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_ARGB); for (int x = 0; x <… Re: Setting rgb BufferedImage 11 Years Ago by Viped … class ImageManipulation { public ImageManipulation() { } public BufferedImage setTransparent(BufferedImage image) { image = new BufferedImage(image.getWidth(), image.getHeight(), BufferedImage.TYPE_INT_ARGB); for (int x = 0; x <… Re: Wrap double data to BufferedImage? 13 Years Ago by sportinguista …, created a new ColorModel and a new BufferedImage bi. [code=java] ComponentColorModel colorModel = …(), DataBuffer.TYPE_DOUBLE); bi = new BufferedImage(colorModel, raster, false, // isRasterPremultiplied… problems with bufferedImage 19 Years Ago by server_crash ….awt.geom.*; public class ImagePlotter extends JPanel { BufferedImage cartisianImage; Graphics2D g2d; public ImagePlotter() { setPreferredSize(… int width = 300; int height = 300; cartisianImage = (BufferedImage)(this.createImage(width,height)); Graphics2D gc = cartisianImage.createGraphics(); gc.setColor… Creating a BufferedImage properly 15 Years Ago by redZERO Hi I am having problems with BufferedImage. What i would like to do is create a bufferedimage from an image stored on the hard disk. For example, i create a new file pointing to this image file. From this I would like to create a BufferedImage. Copy of BufferedImage or Graphics> 14 Years Ago by solahere …do... I have a image and I create a bufferedImage and graphics out of that using: [CODE=java…] BufferedImage img = ImageIO.read(file); Graphics2D g = img.createGraphics(); [/CODE]…, image3) .here I am confused if I copy the BufferedImage or the graphics? To copy the graphics I did, [… compress bufferedimage 14 Years Ago by musthafa.aj … what i need is compress that [COLOR="Red"]Bufferedimage [/COLOR] before getting it as [COLOR="Green"]Raster… cast BufferdByte as BufferedInt"... [CODE] [COLOR="Red"]Bufferedimage [/COLOR]image=robot.createScreenCapture(new Rectangle(width, height)); ////here i… Setting rgb BufferedImage 11 Years Ago by Viped …? package net.viped; import java.awt.image.BufferedImage; public class ImageManipulation { public ImageManipulation() { } public BufferedImage setTransparent(BufferedImage image) { for (int x = 0; x… Sending a BufferedImage over a socket? 11 Years Ago by M4trixSh4d0w … screenRect = new Rectangle(Toolkit.getDefaultToolkit().getScreenSize()); BufferedImage capture = new Robot().createScreenCapture(screenRect); client.…} Client Code: public void screenshot() { try { BufferedImage image = ImageIO.read(socket.getInputStream()); if(image != … Adding Multiple BufferedImages to one BufferedImage (Optimization) 8 Years Ago by Doogledude123 … if it would be more efficient to render a single BufferedImage instead of rendering a bunch of BufferedImages in a double… do it, I just don't know what methods in BufferedImage you would use to create the bigger image. I'm… the Maps Tile Data and `getImage()` returns that Tile's BufferedImage. PS: I am using a TileSheet. Re: pixel data array to BufferedImage 14 Years Ago by Clawsy … and pixel2 - similay speed with pixel grabber Raster ras = ((BufferedImage) img).getData(); DataBufferInt db = (DataBufferInt) ras.getDataBuffer(); pixels2…(img, os_img); [/CODE] [...] [CODE]public void sendImageToStream(BufferedImage img, DataOutputStream dos) throws IOException{ //i send the image… Re: Adding Multiple BufferedImages to one BufferedImage (Optimization) 8 Years Ago by JamesCherrill … advantage in pre-rendering it. If so, just create a `BufferedImage`, and call its `createGraphics()` to get a `Graphics2D` that allows… use your existing drawing code to draw directly to the BufferedImage. .. but we've spoken before about premature optimisation... ;) J Painting multiple layers to a BufferedImage 14 Years Ago by redZERO Hi guys, I want to paint multiple layers of images onto one image. I'm going to be using BufferedImage for this. How would I go about painting these multiple images onto one (in essence creating a new image. sort of like a collage)? Would i get the graphics context and then paint to the BufferedImage? Re: Copy of BufferedImage or Graphics> 14 Years Ago by solahere I know I can create Image2 and then create a new BufferedImage and Graphics using the file that I saved the Image1 as ... But I want to understand if there is any means of copying stuff! Re: Copy of BufferedImage or Graphics> 14 Years Ago by JamesCherrill You could try the clone() method that all Java objects have. BufferedImage img2 = img.clone(); This isn't always implemented for all classes, but if that's the case you'll get a CloneNotSupportedException thrown immediately, so at least you'll know! pixel data array to BufferedImage 14 Years Ago by Clawsy … some computation with it and now I need make a BufferedImage from it. The problem is I can't make it… as PNG compressed... so that's why I need a BufferedImage. I need very fast conversion/image construction... Thanks. Re: pixel data array to BufferedImage 14 Years Ago by Clawsy … DataBufferInt but it's also slow. [CODE] finalimg = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); Image piximg = Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w… Re: pixel data array to BufferedImage 14 Years Ago by JamesCherrill … is defined as returning Image (abstract) but actually returns a BufferedImage, so you can just cast it. However, rather than extracting…: [CODE]image = robot.createScreenCapture(new Rectangle(width, height)); Raster ras = ((BufferedImage) image).getData(); DataBufferInt db = (DataBufferInt) ras.getDataBuffer(); int[] data = db… Re: pixel data array to BufferedImage 14 Years Ago by Clawsy … the image because I used this: [CODE] finalimg = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB); Image piximg = Toolkit.getDefaultToolkit().createImage(new MemoryImageSource(w… Re: pixel data array to BufferedImage 14 Years Ago by Clawsy …'t have used: [CODE] Raster ras = ((BufferedImage) img).getData(); [/CODE] I used: [CODE] WritableRaster wras = ((BufferedImage) img).getRaster(); [/CODE] and it worked… Printing BufferedImage ?!? 12 Years Ago by uurcnyldrm How can I print a BufferedImage? I mean how can I send a BufferedImage to the printer? I heard something like printJob but I don't get it. Please help me about this. Thanks in advance. Re: pixel data array to BufferedImage 14 Years Ago by Clawsy Yes but I need a [B]BufferedImage[/B] to do that, not [B]Image[/B]. I can't send Image object over a dataoutputstream... or I don't know how :|