CLI Magic: Video conversion with mencoder

From: linux.com  read times: 504


Provided by yangyi at 2007-11-21 19:19:09


Mencoder is part of the MPlayer media player package. While MPlayer can play audio and video files, mencoder converts and manages multimedia files. The application has a ton of graphical user interfaces, but you can use it from the command line to produce video files in almost any format you want. Here's how.

 Among the file types mencoder can handle are MPEG/VOB, AVI, ASF/WMA/WMV, RM, QT/MOV/MP4, Ogg/OGM, MKV, VIVO, FLI, and FLV. The command syntax is straightforward despite a wealth of options. There's little mencoder can't do when it comes to multimedia conversion.

Here's a simple command that converts an MPG file to AVI format:

mencoder file.mpg -o file.avi -ovc lavc -oac lavc 
-ovc and -oac represent the options for the video and audio codecs that mencoder will use. To find out what video codecs are installed on your system, use mencoder -ovc help and mencoder -oac help.

 

Suppose you need a file with no compression on the audio part and decide to use PCM. You can specify the type of audio codec you want by using the acodec option:

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Original link: http://www.linux.com/feature/121385