Protocol Buffers are a way of encoding structured data in an efficient yet extensible format. Google uses Protocol Buffers for almost all of its internal RPC protocols and file formats.
With StaxRip you can easily convert your DVD's, DVB captures and many more formats into MPEG-4 with codecs like x264, XviD and DivX. As a open source application StaxRip is completely free.
FLAC stands for Free Lossless Audio Codec, an audio format similar to MP3, but lossless, meaning that audio is compressed in FLAC without any loss in quality. This is similar to how Zip works, except with FLAC you will get much better compression because