batch compress photos

In our daily life, whether traveling or capturing moments, we often take many photos to record these beautiful people or things, and upload these photos in high-definition electronic versions, generally, the size is very large. a photo must be at least several mb, which makes it difficult to upload it to the Internet. Or some photos require a certain height ratio

Author: ChingOriginal address: http://blog.csdn.net/qingdujun/article/details/39480117The size of the photo taken by the general camera is around 3-4m, where you need to compress the resulting photos by uploading them to the server function.Online search for a lot of information, know that you can use: Insamplesize set the scale of the picture.However, it is important to note:1) Injustdecodebounds = true; N

Usually our digital camera pixel value is very high to tens pixels, and our ordinary personal photos and landscape only need millions of pixels, so the idea is to compress the photo by changing its pixel value to thin body. You can compress photos with professional image processing software Photoshop, ACDSee, and windo

The previous has written a single image upload compression article, here to expand the number of pictures, the idea is the same, but a few more loops, so do not repeat, directly paste code.The DOM structure is as follows:label for= "Imgfile">Please upload a picture:label>inputID= "Imgfile"type= "File"Multiple Accept= "Image/jpeg,image/png,image/gif" />spanID= "Progress">span> Upload Local Progress -DivID= "ImgBox1">Div> picture box for display -DivID= "Btnbox"> ButtonID= "Upbtn">UploadButt

1, Start lighting magic Hand, click the software interface in the upper left corner of the "file", select "Batch processing." 2, in the pop-up interface click the plus sign, select Add "Zoom Size" command. 3, switch to the "photo List" interface, at the bottom click on the "Add" button, all the need to deal with the size of the quality of all the photos added. 4, click to switch to t

'-exec convert-resize 300 × 300 {}{}\;"); System ("pwd "); System ("rename. jpg _small.jpg small/*. jpg "); Printf ("nConvert pictures finished, plesae check itn "); Return 0; } The resize parameter in convert can be used to modify imagemagick. it can convert the image format, compress the image size, and add a watermark, without the need to write a third-party program, you only need to write a simple SHELL script to

my.css are the debug source files to be packaged. If the charset parameter is not given, the character set defaults to the system, where the UTF-8 is specified, and you actually need to modify it. For more information about the syntax and other parameters, see: http://www.julienlecomte.net/yuicompressor/ Use Yui compressor and DOS batch processing scripts to compress JavaScript and CSS, and addGzip of

It's a good idea to compress a winrar before backing up your data, which has at least the following advantages: 1. Save space. This depends on the nature of the source file, in general, the text-type Office document compression ratio is higher, and multimedia file compression effect is often not obvious. 2. Speed up replication. Backup files often need to be copied to n different locations/storage media, even if the volume of compressed file size chan

It's a good idea to compress a winrar before backing up your data, which has at least the following advantages: 1. Save space. This depends on the nature of the source file, in general, the text-type Office document compression ratio is higher, and multimedia file compression effect is often not obvious. 2. Speed up replication. Backup files often need to be copied to n different locations/storage media, even if the volume of compressed file size ch

Python uses Guetzli to batch compress images, Google is now open-source again. This time, it opened up Guetzli, an image algorithm tool. Guetzli, a cookie in Swiss German, is a JPEG encoder for digital and web images, allows you to produce smaller JPEG files for a faster online experience and maintain compatibility with the current browser, image processing applications, and JPEG Standards. Google claims t

MYISAM table batch compression bitsCN.com Batch compression of MYISAM tables These two operations need to be used with caution. before compression, you need to confirm that mysqld is disabled or that the table to be compressed does not have any other SQL operations, and the compression process will occupy cpu resources, we recommend that you do this when the server is idle. The following is the she

This article mainly introduces python's use of Guetzli to batch compress images. it describes in detail the open-source image compression tool Guetzli of Google, which is of great practical value. if you need it, you can refer to it. This article mainly introduces python's use of Guetzli to batch compress images. it de

Although there are many MP3 compression GUI tools in Windows XP, I still like to use Lame + Batch File compression. The procedure is as follows: Use totalloud to sort the audio frequency file names under the directory in sequence, copy the file names to the clipboard, and paste them to the links.txt text file; Use vimto open the links.txt file and run the command: g @ ^ @ exec "s @ ^ @". strpart (line (". "). ",", 0, 4) automatically add a row n

Some time ago want to do a picture station, on the phone took a lot of photos, but to use PS to compress the size of the change is too much trouble. Finally thought of using Golang to achieve, is to learn while practicing it. It uses Github.com/nfnt/resize, the third-party library, to support only JPG image formats. Copy Code code as follows: Package Main Import ( "FMT" "Github.com/nfnt/resi

var images = require("images");var fs = require("fs");var path = "./images";async function deleteall (path) {var files = [];if(fs.existsSync(path)) {files = fs.readdirSync(path);files.forEach(function(file, index) {var curPath = path + "/" + file;if(fs.statSync(curPath).isDirectory()) { // recursedeleteall(curPath);} else { // delete filefs.unlinkSync(curPath);}});fs.rmdirSync(path);}}; function explorer(path){fs.readdir(path, async function(err, files){ if(err){console.log(‘error:\n‘ + err);ret

In the last photo navigation tutorial, we talked about how to use flight points and Google Earth for photo navigation. Today we are going to provide an advanced photo navigation tutorial, automatic batch photo navigation using more advanced tools and methods is actually using tools to add longitude and latitude to photos in batches. First, let's talk about the specific principle: Since we use tools to add

Many small partners have not encountered, the computer does not install any professional repair software, but must repair a number of maps. Do not be afraid, now look at the United States can also be a lot of pictures to modify the size of the map, now, from the small series to share with you how to change the size of the batch map! First step: Browse photos. Run the beauty chart to find and select the fol

Every time I press the shutter, I will get a massive number of digital photos. If I want to transfer my photos online, I have to do some size processing at least. Do I really need to take one picture of these photos? Photoshop has its own easy-to-use action tool to help us with batch processing. I. Preparations Add

Travel back, took a lot of photos, want to repair again hair friends circle, but so many pictures a Zhang repair really is a good vexed ah? Don't worry, today, share a PS native filter Adobe Camera raw one-click Batch Repair tips, the main use of ACR's preset storage and application, In addition will send a professional repair map company OnOne produced a set of preset to everyone yo. Adobecamera Raw

(":","" ) except : Pass #If no EXIF information is obtained, the date of creation of the image file is taken asState =OS. stat (filename) datestr= time. Strftime (My_date_format, Time localtime (state [-2])) dirname=os.path. dirname (filename) Filename_nopath=os.path. basename (filename) F, e=Os.path. Splitext (filename_nopath) NewFileName= Os.path. Join (dirname, Datestr +e). Lower ()returnNewFileNamedefScandir (startdir):#traverse the specified directory and subdirecto