This project is still ON DEVELOPMENT. There is no gst-gpac release yet. This project is a gstreamer element to mux .mp4 files based on gpac library (http://gpac.sf.net). The current element only mux one stream (video MPEG4 or audio AAC). Test pipeline for audio. Change input.mpg and output.mpg as desired. Contact person: hallyson"AT"gmail"DOT"com