Such as audio compression - If the video is already compressed, and thousands of steps, although not as well as audio compression. if you ask why all compressing audio? For example, if you use a song as a ringtone on your phone's internal memory do arms, then compression can certainly save space. but if you collect MP3s, and do not by compression of inferior quality.
For audio compression, you need a free software Audacity, which can be downloaded from http://audacity.sourceforge.net/download/windows with a file size of 2.12 MB.
Download and install Audacity, as usual.
Run Audacity. as an experiment, with a size of 11.8 MB of MP3 files with 320 kbps speed. Click on the menu "Project> Import Audio.
Now click the Edit menu> Preferences.
On the "quality" of the standard sampling frequency, the change in the desired position. mp3 if you want to use ringtones, 22050, enough then.
Go to the File Formats tab, select the desired flow. because we are the source audio file bit rate of 320 kbps, then to reduce the size, reduced bit rate to 128 kbps. Close the Preferences window.
To change the MP3, the first, please. If so, click the File menu> Export as MP3
Enter your name, click Save.
When you click a warning about the lack lame_enc.dll then yes A little information lame_enc.dll files now widely used in various applications that have nothing to do with multimedia included. Winamp exists as the file lame_enc.dll in the folder C: \ Program Files \ Winamp \ Plugins. Or from the node car Guardian, where lame_enc.dll file in the folder C: \ Program Files \ AutoGK \ tools \ lame. You want to go to one of these files as you.
Wait until the process is complete. In our example, the size of 11.8 MB compressed MP3 files at the root of 4.74 MB.
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