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noise reduction software
Posted by Raine Parrish on August 6, 2005 at 12:30 amhello all-
shooting with a lot of footage in low light using a sony pd100- and i am concerned about the noise in the blacks.
any suggestions for noise reduction software?
thanks
rpDex Craig replied 20 years, 9 months ago 4 Members · 6 Replies -
6 Replies
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Bodybuildingbs
August 6, 2005 at 2:04 amIt really is audition as it is very good. It has a noise reduction filter, and tools to remove hum, hiss, and dc offset.
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Raine Parrish
August 6, 2005 at 4:40 ami’m not having a problem with the audio- the noise is a grain issue due to the low light conditions and the nature of a digital format.
but thanks much for the audio noise reduction tip- i’ll keep it in mind!
rp -
Dex Craig
August 6, 2005 at 10:17 pmThe “remove grain” filter in AfterEffects 6.5 Pro is outstanding (effect>noise & grain>remove grain). It takes a while to render, but it can do wonders with noisy video. Another side benefit I’ve found to it is that it can be used for minor wrinkle and blemish removal on video that’s not noisy at all. The anchor of my monthly news show loves it because it makes her look, as she puts it, 35 and hot.
Hope that’s helpful.
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Raine Parrish
August 7, 2005 at 3:10 amthanks for the suggestion- i am just beginning to play around a little with the AE filter- but what i have found so far is that it makes the whole image look smeared. very probably i am not applying it correctly.
i am shooting in very low light, at night (does it get any worse?) and i’m seeing a lot of noise in the footage- not just the blacks but over all.
any hints as to your basic setting would be appreciated!
thanks much
rp -
Lance Bauerfeind
August 8, 2005 at 3:57 amrp, as I understand it one of the basic techniques of noise reduction is to blur the pixels, so possibly the smear effect is that you are blurring it too much i.e your settings are too high. Depending on what you are doing you could try making the footage black and white which can be effective in hiding noise.
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Dex Craig
August 8, 2005 at 6:51 pmHowdy —
I’m not in front of a machine with AE on it right now, so the settings will come from memory. The default is pretty good, for many circumstances. What the filter seems to do is examine the scene for large, flat color areas and blurs them to minimize the grain. It also looks for edges and doesn’t blur them, so the detail is still visible.
I’ve just played with the settings using the preview window so as to speed things up.
Good luck with it!
– Dex
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