how to compress avi

The first use of Apple Mac computer Friends may not be familiar with all aspects of MAC computer operating system, including our most commonly used compression and decompression folder operation, today PC6 Apple Network Small series to bring you on Mac computer how to compress and decompress files and folders using tutorial. 1, if you need to process the file is not on the desktop, then you need to first click "Go"---> "Computer" 2. On the le

In the Word2013 document, you can achieve the highest picture quality by using the "image in uncompressed file" feature. However, when you enable this feature, the Word file may become larger. The steps for using the Do not compress images in Files feature are described below: Step 1th, open the Word2013 document window, and click the file → options button, as shown in Figure 2013072503. Figure 2013072503 Click the Options button Step 2nd, open t

Access can choose Compress on the menu to compress the database that is currently open, so we can add a toolbar button to the program temporarily, then use SendKeys to simulate the keyboard operation, compress the current database, and then reopen it after compression. The functions are as follows: FunctionCompact()　'添加一个工具条　WithCommandBars.Add(,msoBarFloating,,

Tar-zcvf/home/xahot.tar.gz/xahotTAR-ZCVF the directory to be packaged when the file name full path is generated after packagingExample: Package the/xahot folder into a/home/xahot.tar.gz file.Zip compression method:Compresses the current folder Zip-r./xahot.zip./*-R means recursionZip [parameters] [file name after packaging] [packaged directory path]Decompression Unzip Xahot.zip not explainedThe basic usage of the Linux zip command is:Linux zip command parameter list:-a convert the file to ASCII

Tags: Copyright file time strong subdirectory exists Linux command default source fileDirectory1. Introduction to Commands2. Common parameter Introduction3. Example4. Direct access to the bottomIntroduction to CommandsLike the zip command, gzip for file compression, gzip compressed file extension ". gz",gzip Delete source files after default compression . Gunzip is used to decompress files that have been compressed by gzip.Back to CatalogCommon parameters IntroductionFirst, gzip commonly used pa

Vs merge and compress css, js plug-in -- Bundler Minifier, I previously made a lucky draw for a large turntable. Some users reported that the page was not visible due to the fire. I suspect that js loading requests are too slow. Therefore, I am debugging and optimizing the previous page today. The first thing that comes to mind is to compress and optimize the page js and css. Baidu's vs integrated plug-i

. Example 1: extract text.zip from the current directory. $ Unzip test.zip Example 2: decompress the compressed file text.zip under the specified directory/tmp. if the same file already exists, the unzip command must not overwrite the original file. $ Unzip-n test.zip-d/tmp Example 3: view the Directory of the compressed file. $ Unzip-v test.zip Zgrep command The function of this command is to find a matching regular expression in a compressed file. the usage is the same as that of the g

This article mainly introduces how to use gzip to compress and output JSON data returned by PHP. the sample environment in this article is Linux and Apache server. if you need it, refer 1. Comparison between HTTP output with and without compression 2. enable gzip Use apache mod_deflate module to enable gzipEnabling method: sudo a2enmod deflatesudo /etc/init.d/apache2 restart Close method: sudo a2dismod deflatesudo /etc/init.d/apache2 restart 3.

exists, the unzip command must not overwrite the original file.$ Unzip-n test.zip-d/tmpExample 3: view the directory of the compressed file.$ Unzip-v test.zipZgrep commandThe function of this command is to find a matching regular expression in a compressed file. The usage is the same as that of the grep command, except that the object operated is a compressed file. You can use the zgrep command to check whether a certain sentence exists in a compressed file.2. Run the tar commandFormat: tar [Op

This article describes how to use the imagick module in php to scale, crop, and compress images. For more information about how to use the Imagick module in PHP to scale, crop, and compress images, including GIF images Scale and crop The code is as follows: /*** Crop images* Cropping rules:* 1. the height is null or zero and auto-adaptive based on width scaling height* 2. the width is null or zero and au

optimization options for GIF images: -O1Save only the parts that change on each image. This is the default mode. -O2Further compress the picture with transparency. -O3Try various optimization methods (usually slower, sometimes with better results). The command-line notation for optimizing GIF motion diagram is this:-o3 animation-o animation-optimized. gif If you have the patience and the time, -O3 it is recommended that you try

...... Files, If You Want To compress them into 1.rar,2.rar,3.rar ...... To compress. This method is used to compress data. If there are not many files, this method is obviously not feasible if there are many files. In fact, by configuring WinRAR parameters, we can easily implement the above functional requirements. 1. Select the files to be compressed, right-c

How does php compress all files in a folder into a zip file? How does php compress all files in a folder into a zip file? For example, my localhosthas a testfolder with many files and folders in it. how can I pack all test.zip files into test.zip ?, How does PHPcodeFunction php compress all files in a folder into a zip file? How does php

Commons-compress: For more information about zip files (compression and decompression), see.Apache Commons Compress is a class library for compressing and decompressing files.You can operate files in ar, cpio, Unix dump, tar, zip, gzip, XZ, Pack200 and bzip2 formats with powerful functions.Here, we will write two methods to Compress files into zip files and decom

The most satisfactory thing about PHP4 is that you can let PHP Cache all the output generated by the script before you decide to send them out, the browser does not receive any content. mod_gzip is an Apache module that uses Gzip to compress static html pages. browsers that comply with the IETF standard can accept gzip encoding (IE, netscape, etc ). Mod_gzip can increase the page download time by 4-5 times. I strongly recommend that you use mod_gzip o

What is the use of SQL Server to compress data files? Prelude: The other day, due to customer problems (in fact, piracy issues), you can only use the free sqlserver Express version. The data file size of the entire database of the Express version of sqlserver is limited to 4 GB, that is, no matter how many file groups you use, how many auxiliary data files NDF The total capacity cannot exceed 4 GB (MDF + NDF) There is no limit on the size of

We can see the Yahoo homepage's rating in yslow. Today I will introduce how to implement "compress components with gzip. In fact, I personally think this is not what the page reconfigurator is doing, but it also serves as a small branch of front-end development. We also need to know about page restructures, during page reconstruction, be sure not to make your page bloated. A considerable number of programmers may not have taken this issue into conside

Mod_gzip is an Apache module that uses Gzip to compress static html pages. IETF-compliant browsers can accept gzip encoding (IE, Netscape, etc ). Mod_gzip can increase the page download time by 4-5 times. I strongly recommend that you use mod_gzip on your web server. However, we must also use PHP to build our own compression engine. In this article, I will introduce how to use PHP output control functions to greatly accelerate page loading. Introducti

As follows: Copy codeThe Code is as follows: static void Main () { String path = @ "D: \ Practise \ IO \ Compress "; String deCompressPath = @ "D: \ Practise \ IO \ DeCompress "; DirectoryInfo dir = new DirectoryInfo (path ); Foreach (FileInfo fi in dir. GetFiles ()) { Compress (fi ); } Foreach (FileInfo fi in dir. GetFiles ("*. cmp ")) { DeCompress (fi, deCompressPath ); } } Public static void

. Tar Unpack: Tar xvf filename.tar Package: Tar CVF filename.tar dirname (Note: tar is packed, not compressed !) --------------- . GZ Decompress 1: gunzip filename.gz Decompress 2: gzip-D filename.gz Compression: gzip filename .Tar.gz and. tgz Decompress: Tar zxvf filename.tar.gz Compression: Tar zcvf filename.tar.gz dirname --------------- . Bz2 Decompress 1: Bzip2-D filename.bz2 Decompress 2: bunzip2 filename.bz2 Compression: Bzip2-Z filename .Tar.bz2 Decompress: Tar jxvf filename.tar.bz2 or t