[Mjpeg-users] Quality factor -q

2004-01-21 Thread Thomas Börkel
HI! In the mjpegtools HowTo, I read that a quality factor below 4 is not recommended (= not necessary?). Is this still true? A lower -q (2 or 3) gets me higher file sizes, so shouldn't it also be potentially better quality? I want to encode about 43 minutes of video with 720x480 final size (4:

Re: [Mjpeg-users] Quality factor -q

2004-01-21 Thread Richard Ellis
On Wed, Jan 21, 2004 at 02:00:22PM +0100, Thomas B?rkel wrote: > A lower -q (2 or 3) gets me higher file sizes, so shouldn't it also be > potentially better quality? Provided you don't hit your maximum bit-rate limit (-b 4000) that you've chosen, yes. > I want to encode about 43 minutes of vide

Re: [Mjpeg-users] Quality factor -q

2004-01-21 Thread Steven M. Schultz
On Wed, 21 Jan 2004, [ISO-8859-1] Thomas Börkel wrote: > In the mjpegtools HowTo, I read that a quality factor below 4 is not > recommended (= not necessary?). Is this still true? Yes, it's still true - but it is a guide/hint and not a firm rule or prohibition. The risk is, wi

Re: [Mjpeg-users] Quality factor -q

2004-01-22 Thread Thomas Börkel
HI! Steven M. Schultz wrote: A lower -q (2 or 3) gets me higher file sizes, so shouldn't it also be potentially better quality? Yes, it will give better quality. That may or may not be visible :) I have a problem with -q 2 and 3. See seperate thread. Ah, it's letterboxed so you have