image-rendering | 易学教程

MacOS - Vulkan at runtime vkCreateDevice() fails when VkPhysicalDeviceFeatures wideLines = VK_TURE and doestn’t support vkCmdSetLineWidth API as well

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来源： https://stackoverflow.com/questions/64382919/macos-vulkan-at-runtime-vkcreatedevice-fails-when-vkphysicaldevicefeatures-w

SVG banding in chrome

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问题 I am using a svg file to produce a smooth gradient, when I noticed some serious banding issues in Google Chrome (20). Even stranger when I moved the chrome onto my cinema display the banding noticeably reduced, which makes this even weirder. Below is a single screen grab (no photoshop at all) taken when the website spanning my mbp's native screen (left) and the cinema display (right). As you can see the banding is much more severe on the left. Stranger still there is near zero banding in

SVG banding in chrome

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Image-Rendering, but making images MORE pixelated?

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问题 I need to illustrate to a user of my website that when their image is printed onto a canvas it will lose quality as it will become larger. On way to do this is to deliberately lower the resolution of the image they provide on screen, with a disclaimer as to why it will be like this. I heard about image-rendering but all the example I saw, understandably, where about improving the image across browsers when increasing the images size. is there anyway to keep the image the same size but lower

Weird CSS hack for sharpening images (Chrome 59 and 60 only)

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问题 I encountered strange behavior in Chrome v60.0 when I placed a downscaled image on top of itself and set the CSS image-rendering parameter to pixelated : #container { position: relative; width: 160px } .image { width: 100% } .overlay { width: 100%; position: absolute; left: 0px; top: 0px; image-rendering: pixelated } <div id="container"> <img class="image" src="http://www.publicdomaintreasurehunter.com/wp-content/uploads/2011/01/muscle.jpg"> <img class="overlay" src="http://www

JTable Image render is Taking too much load In Application

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问题 I am working on Java the Application of Swing and which i am getting Data and i am using swing Jtable Render for render Image in that but when data is more its hanging all time so what can i do to prevent that? example render that i am using. public class DefaultTableCellRenderer extends javax.swing.table.DefaultTableCellRenderer { JLabel jLabel; public DefaultTableCellRenderer() { jLabel = new JLabel(); } public Component getTableCellRendererComponent( JTable table, Object value, boolean

Render PNG file in Rails

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问题 I have a Rails app where I am trying to display a PNG file but I am getting this error: ActionView::Template::Error (Your template was not saved as valid UTF-8. Please either specify UTF-8 as the encoding for your template in your text editor, or mark the template with its encoding by inserting the following as the first line of the template: # encoding: <name of correct encoding>. The source of your template was: �PNG IHDR#ͱ�) pHYs�]s� IDATx��g@SW�E��7�ZuV묣�Z�:j�mպm�Z��U[W�:�պZ�*�j��@�3� I

WebGL image rendering bad quality

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问题 I have a problem with image rendering in WebGL: I have a canva, with a quad that takes the whole canvas, and a texture which is supposed to be mapped onto the whole quad (I have set the correct texture coordinates). The image is a Uint8array containing RGB data (in this order) and the image is 1024*768 pixels. I have the correct buffer. Here is the link to the image. The problem is the following: when rendered into WebGL, my picture becomes blurry and fuzzy, even if I have a canva that is the

Rendering image in a View

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问题 I'm trying to show some picture for user in a strongly typed View.. In Model members there is one that represents contents of image (ex. jpeg) How should I pass this content to img tag to render this image? model looks like: publiс class Image { public virtual FileContentResult currentImage { get; set; } public Image() { currentImage = createSomeImage(); // createSomeImage returns new FileContentResult(bmpBytes, "image/png"); } } View looks like @model app.Models.Image <img src='@Model

Using nearest-neighbor with CSS zoom on canvas (and img)

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When using the CSS zoom property, how can I convince the browser to use "nearest neighbor", instead of "bilinear" or any other more advanced zooming algorithms? My setup is a div that contains a canvas, and the div gets its zoom set via JavaScript to be <div style="zoom:3200%">...</div> and to get nearest neighbor, I am using image-rendering: -webkit-optimize-contrast in my CSS. The app is available here ('z' zooms in, 'shift-z' zooms back out), and my css is here Here is the desired effect in Chrome on OSX (zoom is set to 3200%): But here is the same thing in Chrome on Windows 7: In both