get and save information from MP3 audio

Hi, We need a php script, where user can upload MP3 files. we want following features in that script. 1. will detect following info of uploaded mp3 file and save them. _____ A. length of mp3 file, in seconds _____ B. quality of mp3 file, like 128kbs, 256kbs 2. script will also divide/slice mp3 file into separate files if file length is greater then 1 minute. very simple task if you have knowledge about it, and have done same before. so please bid accordingly I will prefer low bids. Thanks