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Real World Digital Video, Second Edition by Gerald Everett Jones, Pete Shaner

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What Do You Need to Know About Scanning Modes?

We've discussed scanning, but we haven't looked at how different scanning modes might affect your selection of a DV camcorder. Not every camcorder supports every scanning mode. Depending on the nature of your project, especially its intended release media, you will need to make sure your camcorder supports the needed scanning mode.

Camcorders use two possible scanning modes:

  • Interlaced (mainstay of ATV)

  • Progressive (considered more “filmic”)

Interlaced

Interlaced scanning will be with us for awhile, since broadcast technology has to remain backward compatible with the old ATV standard. That means if you're aiming your video project at release on NTSC video, you'll probably shoot in 4:3 aspect ratio, ...

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