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4:2:0 and 4:1:1 sample the same amount of color info they just do it in different ways.

Chroma_subsampling_ratios.png


Lethal

Even though 4:2:0 has the same amount of color info as 4:1:1 IMO it still is the better color ratio. You dont get quite as much color bleeding around the edges of objects.
 
HDV is the slowest format to encode/render. For the money you spent, the images you captured are pretty much the best you're gonna get. You pay for it at the end (you've noticed). If speed is more important to you than quality, consider shooting SD. Images from the HV20 are beautiful. SD will be much easier on your cpu.

How are you showing you beautiful HD footage now?
 
I'm holding off on buying a HDV camera until the HD wars end, which might be quite soon now, given recent news.

Until blu-ray is widely used, I imagine one way of distributing HDTV footage would be to record a short item on dual layer DVD.

From http://en.wikipedia.org/wiki/Blu-Ray

Discs encoded in MPEG-2 video typically limit content producers to around two hours of high-definition content on a single-layer (25 GB) BD-ROM. The more advanced video codecs (VC-1 and H.264) typically achieve a video runtime twice that of MPEG-2, with comparable quality.

From that, a 9 GB DVD should be able to store about 45 mins of HDTV (1080p) in MPEG-2, and about an hour and a half in H.264.

I don't know about you, but few of my high quality filming projects are over 10 mins long, and the longest high quality project I've ever done was 80 minutes. So the current DVD-DL seem good enough for the moment.

I've never actually tried this, so I don't know what the pitfalls are.
 
Coupla quickies?

You made a very costly mistake and no one noticed so far.

You can't burn HDV 720p or 1080i/p/aP footage onto a DVD. You're going to need Adobe Premiere Pro Cs3 for the honor of blu-ray burning and a $425 Blu-Ray Burner.

In essence, you aren't going to be able to display the hd footage without the camera and HDV export to tape.

Also, HDV doesn't give better color reproduction or anything. Its DV with more pixels. So its not better quality, just resolution.

Sorry.

But heck, if you bought the camera just snag an iMac or something. HDV tends to run at a gig a minute and stuff. NOTE. HDV is precompressed to MPEG2, so your system has to decode it. You need a snappy computer....

"CHEM";

Noted your Dell Mini 9 w/ OSX 10.5.5: How in the world did you do THAT?

Also, any Quartz-Extreme capable vid cards you can recommend for a Quicksilver 2002?

Many thanks for your time and consideration!

Steve
 
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