View Full Version : Quality of video input and output
molmik
11th February 2002, 09:38
My fealing is that the quality of the video input for Nandub is never the same as than on DVD. It shows already some strips and cubes similarly to Divix compression. Is it normal??
The Nandub showed video output pictures is not the same what we get in avi. The quality of the final avi worse than that one. Is it true or just my personal feeling?:confused: :confused:
thesinsoftime
12th February 2002, 04:49
Originally posted by molmik
The Nandub showed video output pictures is not the same what we get in avi. The quality of the final avi worse than that one. Is it true or just my personal feeling?:confused: :confused:
well i don't use Nandub... but the reason why the result is worst is probably the Codec.
diji1
14th February 2002, 14:59
Hi :),
I'd say it's nothing to worry about. Are your divx .avi's coming out with good quality even though the input/output windows look bad ?
jugm
15th February 2002, 03:06
You may see more strips and blocks in NanDub than watching DVD because in NanDub you see a single still frame while DVD playback has dynamic moving picture. That constant frame changing hides a lot of noise - your eye is not fast enough to see single frames. Also computer monitor shows you very crisp picture with every pixel visible while most TVs do not.
As for AVI quality versus what you see in NanDub - my understanding is that NanDub "output" picture is just "input" picture plus your filters (if any) applied. It doesn't involve codec at all. So if codec configuration is good and there is enough space (read bitrate) available, resulting AVI will be almost as good as what you see in NanDub "output". And if you try to "fit" some 3 hour movie into lets say 700 mb - you'll get much worse in AVI comparing to what you've seen in NanDub output.
--jugm
rmatei
17th February 2002, 04:05
Short answer: don't worry, that stuff is in the original DVD.
movmasty
17th February 2002, 07:21
input window looks worst than source when you have 16 bits display in options
and output looks better than encoded movie cause divx compression doesnt appear still
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