Are there any filters made specifically for improving the quality of tv captures? My tv caps looks a bit grainy and was wondering if their were any filters out there that could help. Something for TV/VHS caps would be great. Thanx.
cnr2 cleans up much of this grain, then use temporal cleaner with pixel lock to clean up the luma. If some noise remains try a hybrid cleaner on light settings, something like c3d, or deen's a3d might work well (I haven't tried it, but it has temporal influence).
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try posting a screenshot of you tv quality? It can vary a lot depending on the source. I personally only use fluxsmooth since my machine is slow and I can't use a bunch of filters at one time.
@hash -- I've been lurking around for over half a year now, reading the various advice and suggestions people share in the forums. I have a little notebook (it's almost full now) where I record settings/filters that have been recommended for accomplishing various tasks, and I've done extensive testing both with DVD and analog sources. For analog noise cleanup, having tried a whole lot of filters/settings and read quite a few threads on the subject, I've found that for me, something along the lines of what Digitize suggests achieves a very pleasing effect. Consulting my little notebook ;) , here's what I use nowadays (I encode in XviD, using AVS 2.51 on captures through a Canopus ADVC-100): Code:
..and I already gave those settings a shot. I have to admit that picture is without any noise, but it is also very dark and soft too. Could be nice to try these same settings to some cartoon like Simpsons, since now I tried it with soap opera :) Hmm.. I just noticed that there is something really wrong with this script..when using with autocrop. The screen gets some really horrible shocks from time to time. It's almost like someone is hitting the picture with sledge-hammer. Anyone knows what's going on? I capture to Pic18 res 384*576 and I use autocrop before this script and then I resize to 384x288. I haven't had these kind of 'hits' to screen with other filters and settings and I always use autocrop. I am gonna try if this temporalsoften and ghosting has something to do with it.. Yes, it was temporalsoften filter that causes these shocks to the screen.
I got it to work. Almost.. The noise filtering is great, but at every scene change it jumps a few frames. I made a small sample for you to see. I found out that it's because of TemporalSoften. Is there a way to deal with it? This is the script used: Code:
well, I dont even had to download your sample cause I already know it's the excact same problem I mentione d above in my previous post. I hope shodan could see this thread and perhaps he can help. And yes, it is caused by this Temporalsoften. edit: this problem is fixed if you move the temporalsoften filter above Autocrop.