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Author Topic: Digital Zoom  (Read 2547 times)

LiorT

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Digital Zoom
« on: March 29, 2006, 12:31:33 pm »

Hi,

Does anyone knows what interpolation do most digital cameras use in order to do digital-zoom ?
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Dmitry

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Digital Zoom
« Reply #1 on: March 31, 2006, 02:54:44 am »

Quote
Hi,

Does anyone knows what interpolation do most digital cameras use in order to do digital-zoom ?
[a href=\"index.php?act=findpost&pid=61277\"][{POST_SNAPBACK}][/a]
In most cases camera's processor uses bilinear interpolation.
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Software for Image Processing
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Tim Gray

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Digital Zoom
« Reply #2 on: March 31, 2006, 02:14:29 pm »

Quote
Hi,

Does anyone knows what interpolation do most digital cameras use in order to do digital-zoom ?
[a href=\"index.php?act=findpost&pid=61277\"][{POST_SNAPBACK}][/a]


The terrible electronic zoom's that I've seen lead me to believe (purely subjective assessment) that they use "nearest neighbour"
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