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rotty
29th November 2010, 22:58
In these days of HD I dont do much DVD stuff these days but just want to check im using this correctly. I always used to use Shrink but am trying CloneDVD. Am I right in thinking that this is only a single pass transcoder.

I tried complete disk of Dad's Army Xmas episodes and it has to do heavy compression and was not expecting anything wonderfull but it looks dreadfull with CloneDVD. Faces heavy in artifacts, no features at distance.

Using same disk and using Shrink I get a much better result (2 pass). Very easy to see the difference. Am I missing something in CloneDVD, is there a way to do 2 pass, am I doing it an injustice.

I know that professional s/w dosent always mean better but I am suprised by the result.

setarip_old
30th November 2010, 01:28
Hi!

You'd probably get a more meaningful response at the publisher's website and/or forum...

ggtop
30th November 2010, 07:19
It all depends on the quality you want to achieve. I stopped using transcoders some years ago so I can't tell you about how to use CloneDVD but some say a slight compression removes grain from their sources so everybody has to know on its own if the quality is good enough. But in general you can say that heavy compression and transcoders don't fit too well.

Maybe you want to have a look on this thread:
http://forum.doom9.org/showthread.php?t=157896

ggtop

spotter
30th November 2010, 15:50
Doing the math. Let's say you can do a transcode of a DVD in half time (nicely powered machine, I can't do encoded at the quality I want that fast on my Q6600 box)., so a 2 hour movie will take you one hour.

imagine this box pulls from the wall 500W (depened on efficiency of power supply and other components in machine incl HDs, Video card....), so if you're power bill is 20cents a killowatt hour, this will cost you 10cents to run the computer for thay encode.

Now, you can buy 2TB HDs for $70, this comes out to 70/2000 = 0.035 cents per gigabte or approx 28 cents per 8GB DL DVD. So to encode a DVD you'll save approx 18 cents per DVD in power, but I waste a lot more than 18 cents of my time setting up the encode (even a minute!). I have just moved to storing the raw (but XSS unscrambled, see my thread) DVD images on HDs