Re: [SLUG] DVD authoring

From: Eben King (eben1@tampabay.rr.com)
Date: Wed May 10 2006 - 13:29:18 EDT


On Wed, 10 May 2006, Levi Bard wrote:

>> Seems rather hard on the quality, going through all those recompressions.
>> Unless mpgdemux/mplex can be convinced not to recompress, just leave the
>> format alone?
>>
>> The sox step doesn't involve any extra recompression steps, as it's already
>> going from mp2 -> linear -> ac3, I just change that to mp2 -> linear ->
>> louder linear -> ac3.
>
> Actually mpgdemux just splits the file into separate (still encoded)
> audio and video streams, and mplex takes separate (encoded) audio and
> video streams and multiplexes them into a complete mpeg stream. So no
> loss of quality there

Cool. Umm, I don't have mpgdemux. These files are in the "mjpegtools"
package (only the ones in *bin* shown). Will one of them do? (Probably not
the *yuv* or *.flt or *p[np]m* ones...)

/usr/bin/mpeg2enc
/usr/bin/mjpeg_simd_helper
/usr/bin/lav2wav
/usr/bin/lav2yuv
/usr/bin/yuvmedianfilter
/usr/bin/lavaddwav
/usr/bin/lavtrans
/usr/bin/ypipe
/usr/bin/yuv2lav
/usr/bin/transist.flt
/usr/bin/matteblend.flt
/usr/bin/multiblend.flt
/usr/bin/lavpipe
/usr/bin/yuvscaler
/usr/bin/yuvcorrect
/usr/bin/yuvcorrect_tune
/usr/bin/jpeg2yuv
/usr/bin/ppmtoy4m
/usr/bin/pnmtoy4m
/usr/bin/y4mtoppm
/usr/bin/y4mtopnm
/usr/bin/pgmtoy4m
/usr/bin/y4mcolorbars
/usr/bin/lavinfo
/usr/bin/y4mshift
/usr/bin/y4mspatialfilter
/usr/bin/y4mstabilizer
/usr/bin/yuvfps
/usr/bin/y4mhist
/usr/bin/y4mblack
/usr/bin/y4mtoyuv
/usr/bin/y4minterlace
/usr/bin/yuv4mpeg
/usr/bin/yuyvtoy4m
/usr/bin/yuvinactive
/usr/bin/yuvplay
/usr/bin/lavrec
/usr/bin/testrec
/usr/bin/lavvideo
/usr/bin/lavplay
/usr/bin/png2yuv
/usr/bin/mp2enc
/usr/bin/mplex
/usr/bin/anytovcd.sh
/usr/bin/lav2avi.sh
/usr/bin/lav2mpeg
/usr/bin/mpegtranscode
/usr/bin/yuvdenoise
/usr/bin/yuvycsnoise
/usr/bin/yuvkineco
/usr/bin/yuvdeinterlace
/usr/bin/y4mdenoise
/usr/bin/y4munsharp

-- 
-eben    ebQenW1@EtaRmpTabYayU.rIr.OcoPm    home.tampabay.rr.com/hactar

"You're one of those condescending Unix computer users!" "Here's a nickel, kid. Get yourself a better computer" - Dilbert. ----------------------------------------------------------------------- This list is provided as an unmoderated internet service by Networked Knowledge Systems (NKS). Views and opinions expressed in messages posted are those of the author and do not necessarily reflect the official policy or position of NKS or any of its employees.



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