[MEncoder-users] Compressed with only I trames, it's possible ??

[Nitin Jain]

On 5/10/07, Dominik 'Rathann' Mierzejewski <dominik at rangers.eu.org> wrote:
> On Thursday, 10 May 2007 at 11:16, Meihdi Ellahiani wrote:
> > Hi,
> >
> > I bougth a mp3/video player but my problem is that this video player read
> > video compressed in xvid (h263) with only I trames.

What kind of a horrible player would that be? Are they selling it off
for free (or, at least offering a couple of GBs of memory, with it?)
:D

>  > When I compress I have
> > average 5% of I trames and the rest is P Trame so my video is read but very
> > very very fastly.
> >
> > I tried to search how i can compress video with only I trames, i found
> > some command but any work.
> >
> > So i ask your help to found a solution for my problem.
>
> Use keyint=1 in -lavcopts when encoding, but note that this will increase
> filesize considerably.

Additionally, you could look at options like vfdct,
lumi_mask/dark_mask to lessen the compromise that arises due to the
need of having only I frames.

-nj