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Forum: General Discussion Mar 21, 2003, 4:34 PM
Replies: 10
Views: 935
Posted By BillDrew
Nope - getting a factor of two in zoom reduces...

Nope - getting a factor of two in zoom reduces the number of pixels by a factor of four. You are halving the field of view, or "doubling" the linear dimensions. Since the number of pixels used is...
Forum: General Discussion Mar 21, 2003, 7:41 AM
Replies: 10
Views: 935
Posted By BillDrew
Remember TANSTAAFL*! There are some subtle...

Remember TANSTAAFL*!

There are some subtle issues, but digital zoom is just cropping the center out of an image, then upsizing it, i.e., to get a 2x digital zoom, you throw away three quarters...
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