blur

问题 I want to submit some data to the server when a input field is blurred. The User should also be able to blur the input field by pressing enter. Unfortunately this results in the following: $rootScope:inprog: $apply already in progress error. Plunkr - thanks in advance! 回答1: Here's what's happening: You press enter ng-keydown triggers (digest begins) You call target.blur() ng-blur triggers and attempts to start another digest cycle Angular complains The blur is executed synchronously and

问题 I am using Swift to develop an iOS application with a camera feature, and it requires a blur layer above the camera view with a hole in the middle like the image shown below. I have tried several methods, but none of them added the blur effect without covering the hole. I didn't find working solutions after spending time on Google as well. Can anyone provide some hints on how can I only blur the non-transperant part of a png image that is attached to a image view? Methods that I have tried:

问题 No idea how to create transparent blurred background to canvas without bluring the canvas childrens too. This is the result I want - Blur the background but not the content: 回答1: My Excuse Pardon my inexperience with Stackoverflow but I thought I would try and help you out a little. I didn't make this code, however seen as how this code isn't readily available to most people, here it is: using System; using System.Runtime.InteropServices; using System.Windows; using System.Windows.Interop;

问题 I am developing a page that will animate the image, fade in with blur style. It works in google chrome but in mozilla firefox didn't. I try this approach for the mozilla firefox . http://css-plus.com/2010/05/how-to-add-a-gaussian-blur-effect-to-elements-within-firefox/ but the images were not visible. this is my code : js: <script type="text/javascript"> $(document).ready(function() { $("img").css({ "filter": "blur(4px)", "-webkit-filter": "blur(4px)", "-moz-filter": "blur(4px)", "-o-filter":

问题 I used this answer jQuery <select> simulation with input and div to create a dropdown look alike. I am trying the make the user select only the options displayed in the list and he cannot enter his own value in the field. If he enters any character in the input field, then a link is displayed with the list hidden and on click of this link, the user entered value in input field is cleared and the list is again displayed to the user and the focus returned to the field. But, what happens is on

问题 I'm writing program applying blur filter on mp4. I'm exctracting bmp files from mp4 with ffmpeg. But the blur result is wrong. Some parts of picture have been correctly blurred but other parts have wrong colors. original image http://i.imgur.com/XS4yqNd.jpg blurred image http://i.imgur.com/IbcxxA4.jpg This is the code for reading bmp, applying blur and writing to bmp file. int blur(char* input, char *output) { //variable dec: FILE *fp,*out; bitmap_header* hp; int n,x,xx,y,yy,ile, avgR,avgB

问题 Closed . This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 years ago . How can I apply blur effect on an image in C# without using a library? 回答1: Updated code (now much faster, requires use of UNSAFE keyword) static void Main(string[] args) { Bitmap bitmap = new Bitmap("C:\\Users\\erik\\test.png"); bitmap = Blur(bitmap, 10); bitmap.Save("C:\\Users\

问题 I am trying to blur the image int radius = 11; int size = radius * 2 + 1; float weight = 1.0f / (size * size); float[] data = new float[size * size]; for (int i = 0; i < data.length; i++) { data[i] = weight; } Kernel kernel = new Kernel(size, size, data); ConvolveOp op = new ConvolveOp(kernel, ConvolveOp.EDGE_NO_OP, null); //tbi is BufferedImage BufferedImage i = op.filter(tbi, null); It will blur the image but not all portion of the image. Where I am missing so that it will blur complete

问题 I have a full screen background image .bg { left: 0; min-height: 100%; min-width: 100%; position: fixed; top: 0; z-index: -1; } and want to apply a CSS3 filter, personally I would like to use a blur effect, at the same position as my body .container { margin: 0 auto; width: 1000px; } Here's an example: screenshot http://imageshack.us/a/img443/4976/j7qj.jpg I want to write text over the blurred container. 回答1: http://jsfiddle.net/QvSng/6/ CSS body { position: absolute; top: 0; bottom: 0; left:

问题 I need to add blurred drop shadow to my button: I tried to create background with layer-list xml drawable, but it not looks like blur. <?xml version="1.0" encoding="utf-8"?> <layer-list xmlns:android="http://schemas.android.com/apk/res/android"> <!-- Drop Shadow Stack --> <item> <shape> <corners android:radius="45dp" /> <padding android:bottom="2dp" android:left="1dp" android:right="1dp" android:top="1dp" /> <stroke android:width="6dp" android:color="#007879E8" /> </shape> </item> ////// 10