[MPlayer-users] Okay, I am lost here....
Andrew Konosky
TerranAce007 at comcast.net
Fri Jul 30 07:17:38 CEST 2004
rcooley wrote:
>On Thu, 29 Jul 2004 21:26:44 -0500
>Andrew Konosky <TerranAce007 at comcast.net> wrote:
>
>
>
>>Using Mencoder and AcidRip, I did a 2 pass Mpeg4 layer (DivX) encoding
>>
>>
>
>Why? MPEG4 is slow, and you need MPEG1 in the end. Why convert from
>DVD to MPEG4 to MPEG1?
>
>
>
>>and I kept the widescreen ascpet ratio the same and used a 640x275
>>resolution
>>
>>
>
>VCD needs to be 352x240 (NTSC) in the end, so why use 640x275?
>
>
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>>For audio, I used 256kbps mp3 as the compression.
>>
>>
>
>The audio codec is going to have to be 44100Hz MP2 in the end.
>
>
>
>>Since the movie was long, I created 2 files, and it ended up taking
>>AMOST 4 HOURS to encode after making 2 passes on each of the two
>>blocks!
>>
>>
>
>That's nothing... MPEG-4 often takes much longer. It would have been
>much faster if you used MPEG1/2 video, a lower resolution, and MP2
>audio.
>
>And if you think mencoder is slow, just wait until you start using
>mpeg2enc (mjpegtools program to encode to MPEG1/2)!
>
>
>
>>Now I have two ~650mb files, part1.avi and part2.avi and they are good
>>quality widescreen videos. I want to put these onto a VCD and
>>hopefully play them in my DVD player (If it supports VCD...)
>>
>>
>
>Not likely... First of all, VCD doesn't support widescreen, so you're
>going to have to add black bars to the top & bottom, which further
>reduces the already tiny resolution. The quality is going to be very
>poor when you re-encode to VCD.
>
>BTW, it wasn't smart to split the file... When you convert to MPEG1
>you're going to want to use a completely different bitrate for video &
>audio, so you'll want to split it in some other spot. Those 650MB files
>coold end up too large to fit, or very small and waste space.
>
>
>
>>K3B only supports MPEG files, so I need and .mpg file rather than the
>>.avi files that I have now.
>>
>>
>
>You don't just need to convert to an MPEG file, you need to completely
>re-encode your files.
>
>
>
>>VCDimager also needs an mpeg file, so I am lost as
>>to what I do?
>>
>>
>
>
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>>1.) Rip DVD to MPEG1,2, or 4
>>2.) Use MJPEG tools to create VCD compatible MPEG1
>>
>>
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>Skip step 1. Encode directly from DVD into VCD-compatible MPEG1.
>
>
>
>>3.) Use VCDimager to create the VCD image
>>4.) Burn the VCD image to a CD-R
>>
>>
>
>
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>>Can someone help me out?
>>
>>
>
>I'm not sure... You seem to entirely misunderstand what a VCD is and
>isn't.
>
>Personally, I would recomend going with SVCD instead of VCD (higher
>resolution, more flexible, supports widescreen, etc). The script
>"divx2svcd" is in the TOOLS directory of MPlayer's source code package,
>so you could just use that, and let it do all the work for you. Give it
>the DVD as the source, and it can even split the file for you if it ends
>up too big to fit on a single disc.
>
>_______________________________________________
>MPlayer-users mailing list
>MPlayer-users at mplayerhq.hu
>http://mplayerhq.hu/mailman/listinfo/mplayer-users
>
>
>
Well, I do entirely misunderstand this, so thats why I came here. I
wasn't sure what all the different encoding options for both audio and
video were for. That, and theres tons of different programs, mencoder,
mjpegtools, transcode, encode2mpeg. I've heard of transcode, but haven't
tried it yet. I wanted to encode directly to a VCD format in the first
place, but I ended up with the DivX files...
I ran sh divx2svcd, but it gives me an error:
================================
[andrew at localhost TOOLS]$ sh divx2svcd
DivX2SvcD 0.5.1 (C) 2003-2004 Vajna Miklos
ERROR: Can't find any sutable mplex utility. You can download
tcmplex-panteltje at http://sunsite.rediris.es/
sites2/ibiblio.org/linux/apps/video/tcmplex-panteltje-0.3.tgz
[andrew at localhost TOOLS]$
================================
I will try downloading mplex, but then what do I do next?
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