[MPlayer-users] 2-pass mpeg-2
Matus UHLAR - fantomas
uhlar at fantomas.sk
Thu Jun 24 19:14:03 CEST 2010
> On Tue, Jun 22, 2010 at 08:46:15PM +0200, Matus UHLAR - fantomas wrote:
> > is it worth to encode mpeg-2 files in more passes?
> > All docs say about divx/mpeg4, so just to be sure.
> > Are there some notable differences?
On 22.06.10 21:18, Reimar Döffinger wrote:
> Yes, if you _have_ to use bitrate-based encoding.
> Otherwise the easier solution to get consistent
> quality is to use vqscale instead of specifying
> a bitrate.
according to the docs, with constant quantizer I can waste disk space
and that 2-pass encode can get me better quality that given vqscale.
I would prefer static quality in way similar than vorbis encoder tried to
have but it seems constant quantizer does not do this (and constant bitrate
Matus UHLAR - fantomas, uhlar at fantomas.sk ; http://www.fantomas.sk/
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