DecompressionPai_start_decompress ( Cinfo );
Jsamprow row_pointer [1];While (Cinfo. output_scanline {Row_pointer [0] = Data [(Cinfo. output_height-Cinfo. output_scanline-1) * Cinfo. image_width * Cinfo. num_components];Pai_read_scanlines ( Cinfo, row_pointer,1 );}Pai_finish_decompress ( Cinfo );6. release resourcesPai_destroy_decompress ( Cinfo );
Fclose (f );
Let's take a look at how to use ijg JPEG library to compress images. I hope it will be hel
In the Web project, JS, CSS Merge compression, not only to reduce the number of HTTP requests, reduce the use of broadband resources, but also effectively manage the introduction of various JS, CSS, so that the whole project more orderly. For access users, the greater benefit is the increase of the page opening speed, greatly improving the user experience.Therefore, the Internet all kinds of web sites, through a variety of means, static files to merge, compression, dynamic separation, using CDN
Use gzip to compress the JSON format data returned by the PHP program.
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. Set the type of gzip compression output
The json output type is application
very simple to compress any picture into a 100*100 thumbnail and show it on the ImageView.[Java]View PlainCopy
Mimageview.setimagebitmap (
Decodesampledbitmapfromresource (Getresources (), R.id.myimage, 100));
Using Picture caching technologyLoading a picture in your application's UI interface is a simple matter, but when you need to load a lot of pictures on the interface, things get complicated. In many cases (such as using widg
Note: In order to periodically back up the database on the server and compress to the specified directory, easy to download to local and write a program. With the task schedule of Windows, you can achieve the purpose of backing up the database regularly.The program needs to reference SQLDMO.DLL, such as SQL Server installed on your computer, which can be found in
Note: To regularly back up the database on the server and compress it to the specified directory, you can easily download it locally and write this program. With the windows task plan, you can back up the database regularly.
The Program must reference SQLDMO. DLL. If sqlserver is installed on the computer, you can find it in C: \
How to compress SQL server2000 database backup files, like RAR? Little brother has a 7m of SQL server2000
Database backup files, how to compress in the program AH?
Copy Code code as follows:
Procedure Tform1.button2click (Sender:tobject);
Var
Shexecinfo:shellexecuteinfo;
Begin
Shexecinfo.cbsize: = sizeof (SHELLEXECUTEINFO);
Shexecinfo.fmask: = se
C # Use ilmerge to compress all referenced DLL and exe files into an EXE file
Address: http://www.cnblogs.com/hongfei/archive/2013/03/14/2958627.html#2634561
Ilmerge:Http://www.microsoft.com/downloads/details.aspx? Familyid = 22914587-b4ad-4eae-87cf-b14ae6a939b0 displaylang = en
Install the SDK directly by default after the download. After installation, there will be three files.
run the Program
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