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SageTV Software Discussion related to the SageTV application produced by SageTV. Questions, issues, problems, suggestions, etc. relating to the SageTV software application should be posted here. (Check the descriptions of the other forums; all hardware related questions go in the Hardware Support forum, etc. And, post in the customizations forum instead if any customizations are active.)

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  #1  
Old 02-25-2005, 09:38 AM
rwc rwc is offline
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The "correct" quality for recording TV?

What's the "correct" setting for recording TV(cable) broadcasts?

Wouldn't recording at "DVD Quality" produce the same "quality" image as "Good", since the source is much less than DVD quality?


rwc
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Old 02-25-2005, 10:18 AM
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Opus4 Opus4 is offline
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Quote:
Originally Posted by rwc
What's the "correct" setting for recording TV(cable) broadcasts?
The "correct" setting is the one you are satisfied with in terms of display quality and/or disk space used. There is some more info in this thread from a couple months ago: Recording quality - what does it mean?

You may want to try a few settings to see which one is OK for you.

- Andy
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Old 02-25-2005, 10:51 PM
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robk robk is offline
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Thak you for bringing up the topic. Attached is a PDF "Chart" that may make it easier. Not my numbers - thanks to those (Narflex and Opus4) who originally posted it. All I did was make it easily printable to refer to it when planning to record a show that will be burned to a CD/DVD.
Rob
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File Type: pdf Sage standard recording bitrates.pdf (36.4 KB, 375 views)
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  #4  
Old 02-25-2005, 11:05 PM
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korben_dallas korben_dallas is offline
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DVD Standard or Best. If you decide to get a ConvertX, then DivX High or Highest are very near equivalent quality with a good bit less disk space.
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  #5  
Old 02-28-2005, 10:41 AM
rwc rwc is offline
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I know this sounds silly, but what resolution does regular NTSC use? 480x480? 720x480? (I always thought it was 640x480! But that's not even listed!)
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  #6  
Old 02-28-2005, 11:19 AM
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stanger89 stanger89 is offline
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NTSC is analog, there are no pixels. It's 525 lines displayed with a framerate of 29.97Hz interlaced, and a scan rate of 15.7kHz. Of that 480 lines actaully contain picture information and each line contains picture info such that it creates a 4:3 picture. There are no pixels so there is no "correct resolution" to record at.

DVDs are 720x480, SVCDs are 480x480, lots of programs capture at 640x480 because it's "4:3", but when talking pixels, NTSC is non-square (.9:1) which calcs out to be 704x480.

If anything is a "standard", or "correct", it would be 720x480 since that's what both DVDs and SD DTV use, but in reality the only thing that matters is if the resolution you choose looks good, and works well with what you use.
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Old 03-02-2005, 10:36 AM
valnar valnar is offline
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I use DVD-Standard. Anything lower is noticeably worse. If I plan to edit, cut, recompress, convert to DivX or save in some fashion, I use MPEG2 Max if I know ahead of time that I'll keep it. I would want to start with the best picture possible, and MPEG2 Max is so good, that I no longer use my generic Conexant analog capture card. MJPEG3 and HuffyUV are no longer needed.

YMMV


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