[MPlayer-users] Re: Bitrates and File Size

D Richard Felker III dalias at aerifal.cx
Wed Aug 27 06:15:17 CEST 2003

On Tue, Aug 26, 2003 at 12:30:24AM -0500, Jonathan Rogers wrote:
> [Automatic answer: RTFM (read DOCS, FAQ), also read DOCS/bugreports.html]
> Ethan John wrote:
> >>If you can't hit the target size, the ratecontrol has decided that this
> >>quality is enough :) -> "let's not waste anymore bits".
> >
> >The reason I have a hard time believing this is that the movies have 
> >noticeable artifacts -- seems like if even I can tell that the bitrate 
> >isn't high enough, the encoder should be able to tell too. =- )
> It's been my experience that libavcodec often shoots too low. That is, 
> it often ends up with an average bitrate (what mencoder reports at the 
> end, AFAIK) lower than what was requested and it never gives a higher 
> average. I've often had to request a bitrate significantly higher than 
> what I want to get there.

Maybe you're confusing kilobits with kibibits or something when you
request the bitrate...? :)))) Or is it kabbebits? Kabbe!


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