If you want to save your Sony PlayStation Portable battery while watching lots of videos, then the PMP video file format is for you. It runs at a meager speed of 66 mHz thereby conserving your PSP battery life. How to play PMP files on your PSP? Turn to the work of developer Cooleyes on the homebrew app PMPlayer Advanced which is now upgraded to build 20080512.

What is new for this build? Besides the PMP format, you can now also play MP4 files. Here are the complete changes for PMPlayer Advanced Build 20080512:

* Added support playback of video in MP4 format AVC at a maximum resolution of 480x272
* Added two new parameters (asc_scale, multcode_scale) to set the font headlines in config.xml
* Improved snapshot features (in the press about stopped playing and saved the screenshot in PNG to the directory ms0: / PICTURE / PPA /
* Added the possibility to delete the file after pressing SELECT

You can download two versions of PMPlayer Advanced Build 20080512 depending on what custom firmware your Sony PSP is supporting. Choose between 3.xx CFW or the 1.5 kernel CFW. The download has no attached readme so make sure you know what you're doing when installing PMPlayer Advanced Build 20080512.