In the previous article, we learned about all the steps in the platelocate process. In this article, we analyze the first 3 steps, namely Gaussian blur, grayscale and Sobel operator.
One, Gaussian Blur
1. Target
The image denoising is prepared for the edge detection algorithm.
2. Effects
The first step in our license plate positioning is Gaussian blur.
Figur
In the PS built-in filters, the most commonly used filters are: Fuzzy (English name: Blur) This filter, open the PS blur filter Drop-down menu, we will find very many kinds of fuzzy effects, such as: Dynamic Blur, Gaussian Blur and special blur, and so on, what is the differ
CSS3 Animation: color text effect + image blur effect + border stretch effect, css3 text EffectPreface
First, layout the html code as follows:
As shown above, the first image img is the DOM element that achieves the blur effect of the image. text-gradient implements the DOM element of the colorful text effect, and border implements the DOM element of the border stretch effect.
Think about how to describe t
Gaussian Blur is one of the most common fuzzy methods, it is widely used in machine vision field.Gaussian blur for an image is a convolution calculation using a Gaussian window and each point in the image, and the fuzzy effect of different precision can be obtained according to the size of the Gaussian window. The main operational process is convolution, which involves a lot of multiplication and addition.
Finally in the crowd to take photos of the scenic spots, home to turn on the computer to find that the image is blurred, or the subject of the outline of a little fuzzy, virtual, or the entire picture of the color level is also more average, there is no sense of hierarchy. A memorable photo, it is impossible to repeat the film, if it happens that you do not PS, how to solve this problem in the late?
It's almost impossible to want a blurry picture to become clear. However, since the removal can
ObjectiveFirst, the first step is to lay out the HTML code as follows:Divclass= "Wrap"> imgsrc= "Images/1.jpg"class= "Blur"/> Divclass= "Text-gradient">DivineDiv> Divclass= "Border">Div>Div>Above the first picture img is the DOM element that implements the image blur effect,text-gradient implements the DOM element of the streaming color text effect, andborder implements the DOM element of the borde
In development we often encounter blur and click Conflicts. The following is a description of the "drop down" problem that is often encountered in development and provides two solutions.
First, Blur and click event Brief
Blur event: Triggers a blur event when the element loses focus, which is a form event,
Transferred from: http://www.ruanyifeng.com/blog/2012/11/gaussian_blur.htmlTypically, the image processing software provides a "blur" (blur) filter that blurs the image.There are many kinds of "fuzzy" algorithms, one of which is called "Gaussian Blur" (Gaussian Blur). It uses the normal distribution (aka "Gaussian Dist
Android development and learning-How to Implement Dynamic Gaussian blur, android Gaussian
What is Gaussian blur?
Gaussian blurGaussian Blur, also known as Gaussian smoothing, is used in Adobe Photoshop, GIMP, and painting. which is widely used in image processing software such as. NET. It is usually used to reduce image noise and the level of detail. The visual e
0 reply content: the so-called frosted glass effect is actually translucent + FUZZY, which can be implemented using CSS filter.
If you don't have much time, you can leave a brick. The subject can find documents and more cases by himself.
Filter-CSS
p { -moz-filter: blur(5px); -webkit-filter: blur(5px); -o-filter: blur(5px); -ms-filter:
Gaussian Blur (English: Gaussian Blur), also known as Gaussian smoothing, is a widely used processing effect in image processing software such as Adobe Photoshop, GIMP, and paint.net, often used to reduce image noise and reduce levels of detail. The image generated by this blur technique is visually similar to a translucent screen that looks at the image, which i
Blur (blur) filters are used to soften a selection or image, and to dilute the boundaries of different colors in an image to mask the defect or create special effects.
1, Motion Blur (dynamic blur filter)
Function: Blur the image in the specified direction (-360 degrees to
Http://www.cnblogs.com/xiaofeixiang/p/5129074.htmliOS development sometimes need to blur the picture, or by clicking the drop-down method, to remove the blur, everything is for the application more popular with users, after iOS7 translucent blur effect to get a large range of use of the relatively large, and now can see a lot of applications to use the image
BlurSince the iOS system introduced the Blur effect, that is, the so-called frosted glass, blur effect, matte effect, the big system began to race to imitate, this is a kind of effect, we now look at some diagram:These are typical blur effects, and there are many more in iOS and MIUI, which are no longer mapped.RealizeThere are two main ways to achieve
Reading Tips:
The C ++ image processing series focuses on code clarity and readability, all using C ++ code.
《Delphi Image ProcessingThe series focuses on efficiency. The general code is Pascal, and the core code is BaSm.
Make sure that the two items are consistent and can be compared with each other.
The code in this article must include "C ++ Image Processing-data types and common functions"The header file of BMP data. h in this article.
Image surface blu
What is Gauss Blur?
Gaussian Blur (English: Gaussian Blur), also known as Gaussian smoothing, is widely used in image processing software such as Adobe Photoshop, GIMP, and Paint.NET, which is often used to reduce image noise and reduce the level of detail. The image produced by this fuzzy technique, whose visual effects are seen through a translucent screen, is
IOS picture background blur effect 1. Using the blur filter in CoreimageThe original is as follows:Implementation of Coreimage:- (void) Viewdidload {[Super Viewdidload];Additional setup after loading the view, typically from a nib.UIImage * image = [UIImage imagenamed:@"Icon"];/*.. Blur effect filter in Coreimage: */Ciimage, equivalent to UIImage, functions for a
The Blur effect (blureffect) and Shadow effect (Dropshadoweffect) are two very useful and commonly used two effects, such as in the development album, you can add a blur effect to the thumbnail image of the photo, Dynamically change the size of the photo and blur the transparency to achieve a magnified transparency as you zoom in on the photo.First, fuzzy effect
Blur the background of iOS images1. Use the fuzzy filter in CoreImage
Original:
Implementation of CoreImage:
-(Void) viewDidLoad {[super viewDidLoad]; // Do any additional setup after loading the view, typically from a nib. UIImage * image = [UIImage imageNamed: @ "icon"];/* .. blur filter in CoreImage .. * // CIImage, equivalent to UIImage, serves to obtain image resources CIImage * ciImage = [[CIImage a
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