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TECHNIQUES FOR ACQUIRING AND PROCESSING STATISTICS DATA IN AN IMAGE SIGNAL PROCESSOR

  • US 20120050567A1
  • Filed: 09/01/2010
  • Published: 03/01/2012
  • Est. Priority Date: 09/01/2010
  • Status: Active Grant
First Claim
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1. An image signal processing system comprising:

  • a front-end pixel processing unit configured to receive a frame of raw image data comprising pixels acquired using a digital image sensor, wherein the front-end pixel processing unit comprises statistics collection logic configured to collect statistics based upon the raw frame pixel data, wherein the collected statistics comprises at least one of auto-white balance statistics, auto-exposure statistics, auto-focus statistics, and flicker detection statistics, and wherein the collection of the statistics occurs prior to the raw frame being processed by an image signal processing pipeline coupled downstream of the front-end pixel processing unit.

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