[MPlayer-users] x264 encoding/matroska/etc.

Rich Felker dalias at aerifal.cx
Thu Aug 24 18:40:48 CEST 2006


On Thu, Aug 24, 2006 at 12:27:52PM -0400, Peter Gavin wrote:
> Wouldn't mplayer -vo rawvideo -vf harddup have the same effect, then?

No, vf_harddup does absolutely nothing with mplayer. And please don't
top-post.

> Pete
> 
> On 8/24/06, Loren Merritt <lorenm at u.washington.edu> wrote:
> >On Thu, 24 Aug 2006, Peter Gavin wrote:
> >
> >> Hmm, now that I've thought about it some, I don't think it will work,
> >> but I'll try it anyways.  The raw 264 stream won't have any sync
> >> information.
> >>
> >> I was thinking that there should be some standard way to have an
> >> encoder output the sync info into a file, for later use while muxing.
> >> There isn't anything like this, is there?  I'm not sure exactly how
> >> this works, but the container formats have a kind of timestamp
> >> associated with every few frames, right?  This timestamp wouldn't be
> >> present in a raw 264 stream. But if there was a way to output the
> >> timestamps in a text file, it wouldn't matter.
> >
> >avi doesn't have timestamps either, only frame numbers. So as long as you
> >use -vf harddup (prevents null frames), you don't lose any information by
> >demuxing.
> >
> >--Loren Merritt
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