FOVEATED DOWN SAMPLING OF IMAGE DATA

A foveated down sampling (FDS) circuit for down sampling of pixels in images. The FDS circuit down samples a first subset of pixels of a same color in an image using first scaling factors to generate first down sampled pixels in a first down sampled version of the image. The FDS circuit further down...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Wu, Chihsin, Silverstein, Amnon D, Lin, Sheng, Pope, David R
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A foveated down sampling (FDS) circuit for down sampling of pixels in images. The FDS circuit down samples a first subset of pixels of a same color in an image using first scaling factors to generate first down sampled pixels in a first down sampled version of the image. The FDS circuit further down samples a second subset of the first down sampled pixels of the same color using second scaling factors to generate second down sampled pixels of the same color in a second down sampled version of the image. Pixels from the first subset are arranged in a first direction, and pixels from the second subset are arranged in a second direction.