Patent ID: 11943533
Assignee: GOPRO, INC.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 4:
5. The method of claim 4, wherein obtaining the corners mean value includes:
obtaining corner mean values, wherein obtaining the corner mean values includes:
obtaining a first corner mean value for a portion of the current image at the top-left corner of the current image;
obtaining a second corner mean value for a portion of the current image at the top-right corner of the current image;
obtaining a third corner mean value for a portion of the current image at the bottom-left corner of the current image; and
obtaining a fourth corner mean value for a portion of the current image at the bottom-right corner of the current image;

identifying a first minimal magnitude corner mean value from the corner mean values;
identifying a second minimal magnitude corner mean value from the corner mean values, other than the first minimal magnitude corner mean value;
obtaining, as the corners mean value, an average of the first minimal magnitude corner mean value and the second minimal magnitude corner mean value.