André Braga <meianoite@xxxxxxxxx> wrote: > 2009/11/19 Alexandre Deckner <alex@xxxxxxxxxxxx>: > > +1 for video:framerate, but PAL/SECAM/NTSC is an analog signal > > property > > unless i'm missing something. > You're right. > > I also suggest video:interlacing, with values "tff" (top field first), > "bff" and "progressive". > > (audio|video):codec is also interesting when you have container > formats. And there's also (audio|video):sampling, whose purpose is > clear for the audio case, and for video it would have values such as > 4:1:1 (DV), 4:2:0 (MPEG) etc. Besides the codec, those have all very little use. The attributes are supposed to contain useful entries the user would be interested in actually showing in Tracker. The framerate should always be 25 for PAL, ~30 for NTSC, and 24 for movies -- IMO not really interesting, although it wouldn't be too hard to be added. Bye, Axel.