I'm creating video which is designed to be viewed on a computer monitor, 
normally Windows based, but it could be any OS really. The source is a VCR or 
video camera through a DC10+ card.

To date, I've ignored the issue of interlacing completely. :o) I'm aware that 
the input video will be interlaced, but that's as far as my knowledge goes. 
I've tried to read a bit on the issue, but everything I can find, including 
the MJPEG tools HOWTO, seems to assume the reader has at least a bit of a 
clue, which I don't. For example, should my final output (destined for a PC 
screen) be interlaced? I assume not, but I've no idea really. I'm not sure if 
interlacing is considered a good thing or bad, whether it gets in the way of 
operations like denoise or whether it helps. Is it good to leave it in as 
long as possible or get rid of it at the first opportunity? Should I even 
care? I haven't to date and I seem to get by... :o)

My use of the tools eventually produces a Divx file which plays fine on Linux 
and Windows, so that's good. I don't know if that output is interlaced; 
whatever it is, it came via the default options (with regard to interlacing) 
and the various players I've tried deal with it.

I feel it's now time to get a clue. Can someone start me off with interlacing 
basics (like the questions posed above) and tell me where, in the pipeline of 
capture, scale, denoise and encode, should I worry about interlacing?


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