Gargos Chode wrote about the -k switch:
>
> Hrmm... that is an interesting idea. I completely hadn't thought of this.
> Does this actually take away bits from being used to encode the audio
> frame? If so then what is the real use of this switch? I had thought
> this switch would help to prevent the mp3 from being possibly corrupted by
> being transferred over and over again. Not that this really happens often
> but I thought why not. If however this switch really isn't that useful
> and it takes bits away from being used to encode the audio then I will
> stop using it. Currently I haven't noticed any degredation in sound just
> through normal listening tests, although I haven't looked into the matter
> further. I will do some testing and see if encoding without this switch
> seems to have any impact.
>
It takes something around 612 bits/s. This is less 0.5% for 128 kbps, even
less for higher bit rates. It becomes interesting for bitrates in the range
from 8...24 kbps.
--
Frank Klemm
--
MP3 ENCODER mailing list ( http://geek.rcc.se/mp3encoder/ )
