Vue-cli and Element-ui encapsulate vue Based on cropper. js to implement the image cropping component function. vue-clielement-ui
In front-end work, image cropping is often required,cropper.jsIs an excellent front-end plug-in with a wide range of APIs.
This article encapsulates the
The jquery plug-in imgAreaSelect can easily crop portraits, images, or areas without flash. An important feature of imgAreaSelect is to drag and drop the mouse to obtain the cropping coordinates, in fact, the real implementation of cropping is still submitted to the server
The jquery plug-in imgAreaSelect can easily crop portraits, images, or areas without flash. An important feature of imgAreaSelect is to
PHP combined with JQueryJcrop to implement the code of the Avatar image cropping instance,
I found some websites have the image cutting function, and it was quite dazzling. Later I found a plug-in dedicated to image cropping, jquery. jcrop. min. js. You can use this plug-in
To test this smart identification plug-in, I tried a lot of wallpaper pictures and intelligently cropped out the main part of the image. Instead, I tried chrome, Firefox, and IE, I found that IE is supported only in versions over 10, chrome and Firefox, and mobile browsers are not. what is black technology ?? Today, let's take a closer look at the smartcrop. js plug-in.
Today, we will introduce you to smartcrop. js, an open source library that is v
Exception */@Testpublic void Testfour () throws Exception {thumbnails.of ("image/1.jpg"). Size (1920, 1080)//must be set to size or throw an exception. Watermark (Positions.bottom_right,imageio.read ("New File") ("Image/a_0.25%.jpg"), 0.5f)// The higher the output quality the larger the picture. Outputquality (1.0f). ToFile ("Image/wt.jpg");} /*** *
Cropping and saving image data (source code)
Because the problem has been solved, the Code is now organized for everyone.Image Data cropping I am referring to the scrsgjh post (vb code), original post address http://bbs.esrichina-bj.cn/ESRI/viewthread.php?Tid = 4152 highlight = % B6 % E0 % B1 % DF % D0 % CE % 2 Bscrsgjh// Crop imagesIGeometry clipGeo =
This article mainly introduces the PHP image cropping function while keeping the image not deformed. For more information, see
To automatically crop the uploaded image, the cropped image is displayed on the foreground.
The requirement is as follows. The source code is as fol
This article mainly introduces the PHP image cropping function, while keeping the image not deformed. For more information, see automatically crop the image after uploading, and then display the cropped image on the foreground.
The requirement is as follows. the source code
JS and jquery cannot crop images, but they only display an illusion that the idea of cropping images using the obtained coordinate values and original images on the server is as follows: JS, jquery cannot crop images, but it only shows an illusion.
My implementation method is as follows:
1. Upload the selected image to the server
2. Send the coordinates of the rectangle frame of the selected avatar to the
Currently, the user avatar function is used in this project. leaders say that it is best for users to choose their Avatar by cropping images after uploading an image. My colleague recommended the Jcrop plug-in to go to its official site. Basically, you can use this plug-in by referring to several demo files. After studying at night, I would like to briefly summarize the following. It is also convenient for
[Fixed] image box Cropping
There are several JPG images of different image frames. For the convenience of edge overlap, We need to crop out the peripheral parts repeatedly. How can we solve this problem? Can someone tell me some code or ideas, thank you.
For more information about how to crop and save
Android horizontal Listview with System Image Library cropping, androidlistview※Effect※This article describes the effect of imitating the Sina Weibo interface. If you need similar functions, you can directly use them. You can select a maximum of 6 images, and click the button in the upper right corner to delete the images, click an image to view the enlarged
The jQuery plug-in jcrop + Fileapi perfectly implements Image Upload, cropping, and preview code sharing,
Crop images on the webpage without passing through the server.
This is implemented with a https://github.com/mailru/FileAPI framework. With jcrop.
Advanced browsers use canvas cropping, and ie6 7 8 uses flash excessively.
Core code:
Var el = $ ('input '). get
This article mainly introduces the jQuery plug-in jcrop + Fileapi perfect image Upload + cropping + Preview code, which is very simple and practical, and has great results. if you need it, you can refer to it. Crop images on the webpage without passing through the server.
This is implemented with a https://github.com/mailru/FileAPI framework. With jcrop.
Advanced browsers use canvas
Recent projects that make wallpaper will require a different resolution according to the original image to fit the phone. The current design of the scheme is to save only one original image, different resolutions of the picture in the request based on the original dynamic cropping, nginx layer implementation.Cases:Original url:http://s.qdcdn.com/cl/12526976.jpgCl
Php image cropping and scaling methods
/* Check whether the original file exists and obtain the information of the original file */
$ Org_info = @ getimagesize ($ img );
$ Img_org = $ this-> img_resource ($ img, $ org_info [2]);
/* Size ratio of the original image and thumbnail */
$ Scale_org = $ org_info [0]/$
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