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Definition: image processor

A specialized digital signal processor or a section within a system-on-chip (SoC) that transforms an image in some manner. Digital cameras use an image processor to convert the light captured by the sensor into a digital image. Noise reduction, image sharpening and Bayer interpolation (see Bayer pattern) are the kinds of functions an image processor performs. Also called a "media processor" and "image signal processor" (ISP). See image processing, DSP and SoC.