View Full Version : Divx error, any help ?
JonRead
18th November 2002, 22:48
I currently use Divx Pro 5.02 and DVDx 2. I have never used it before to encode Divx so my problem may be easily rectified. Anyway, I am trying to convert a DVD to Divx but for some reason it wont play in any Divx player once completed. If I just encode 10 minutes then it plays fine, but if I decide to encode the whole DVD then it just wont play. I have tried it two times now and both times the result was the same, it wont play. It is annoying, because I encode 10 mins just to check quality and so I think it is fine, then I encode the whole lot and it wont work.
Anyone know any reasons to why this may be ? The file size is correct, at about 4gb (as I encode at around 4000K). I use NTFS so that should be fine. My Divx is the paid for registered version. Just very confusing.
Any help would be appreciated, thanks guys !!
Jon
jggimi
19th November 2002, 00:44
I don't know DVDX, but if you're producing .avi files, the limit of the format *is* 4GB, NTFS or not. You might be better off aiming for a smaller filesize.
JonRead
19th November 2002, 01:08
Thanks for your help. Is it really 4gb maximum ? DivxPro seems to allow you to go up to 10,000 in bit rate, surely that would be well over 7gb for a movie. Does XP not get around the 4gb maximum problem ? I am now trying FlaskMPG to see if that helps and I have lowered the rate to 3500 so it should be under 4gb now.
Thanks again.
jggimi
19th November 2002, 04:36
My understanding is that it is a limit of the .avi file format, not of the file system, due to 32-bit pointers used inside the files.
There is an extension to the .avi format, called OpenDML, which some software tools can use to get around the limit.
There are other alternatives and workarounds as well. For example, Virtual Dub has the capability to produce "segmented" AVI files, to get around the .avi limitations.
Acaila
19th November 2002, 11:16
What I don't understand is how you can possibly get a DivX file that is over 4GB when the source is just a DVD? DivX 5 maxes out around roughly 2.5GB for the longest movies (that is with a bitrate of 10.000). Unless ofcourse you mux in uncompressed audio in which case it CAN reach 4GB, maybe the AC3 stream got accidently decompressed somewhere?
You could also try and enable bidirectional encoding. This will reduce your filesize significantly.
Though 4GB is the limitation of the AVI format as said before, even if you managed to get a file playing that is greater than 2GB you will still have your audio out of sync. From 0-2GB everything will play fine. Between 2GB and 4GB you will get audio problems. Over 4GB will not be playable.
Just cut the movie up into smaller pieces and all your problems will be solved.
trodas
28th November 2002, 21:41
Sorry dudes to rush your boubles, but the official "limit" for AVI file is stated to 2G. ;)
Probably because of the mentioned audio-sync problems, so...
Dont create bigger files, if you dont want troubles.
Futhermore, the resulting size really alerts me... I remembering, that encoding Alien3 DVD (one of very quality DVDs, with almost no noise at all) using DivX 3.11 resulting with just 900MB size at the first pass, done with the MAXIMUM quality and bitrate settings...!
What the hell you can get a 4G+, i dont understand at all...
...probably some misconfiguration.
?¿öM¿?
29th November 2002, 02:41
Originally posted by Acaila
Though 4GB is the limitation of the AVI format as said before, even if you managed to get a file playing that is greater than 2GB you will still have your audio out of sync. From 0-2GB everything will play fine. Between 2GB and 4GB you will get audio problems.
Is that influenced at all by the playing time of the encoded movie or is the length irrelevant?
:)
Acaila
29th November 2002, 15:33
@trodas:
Yes 2GB is the official limitation, but 4GB is the limitation when using AVI 2.0 format (which VDub provides). Although it allows you to use AVI files larger than 2GB (up to 4GB), you'll still have audio sync isues as I mentioned.
@?¿öM¿?:
Movie length has nothing to do with it, only the total filesize is relevant.
Zhnujm
29th November 2002, 20:21
vdub writes avi files in opendml format. theres is no limit for such files. of course you will get trouble if you use software that doesnt support this standard.
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