Method and device for automatically correcting distortion by utilizing graphics processing chip

Method and device for automatically correcting distortion by utilizing graphics processing chip

  • CN 107,147,888 B
  • Filed: 05/16/2017
  • Issued: 06/02/2020
  • Est. Priority Date: 05/16/2017
  • Status: Active Grant
First Claim
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1. A method for automatically correcting distortion by utilizing a graphic processing chip is characterized by comprising the following steps:

  • acquiring a motion three-dimension of the projector based on the acceleration sensor, and calculating an inclination angle of the projector relative to an original posture based on the motion three-dimension;

    calculating a keystone region of the image based on a mapping formula;

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