Patent ID: 11968444
Assignee: CANON KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 19:
20. A non-transitory computer-readable storage medium storing a control program causing a computer to execute a control method for a control apparatus, the control method comprising:
holding correction parameters for correcting pickup images so as to reduce color difference between pickup images of image pickup apparatuses in association with combinations of information showing a standard image pickup apparatus among the image pickup apparatuses and first chart images obtained by picking up a color chart by the image pickup apparatuses in generating the correction parameters;
obtaining first information showing a standard image pickup apparatus at a present time and second information showing a target image pickup apparatus that picks up a pickup image as a correction target at the present time;
obtaining second chart images obtained by picking up the color chart by the image pickup apparatuses including the standard image pickup apparatus at the present time and the target image pickup apparatus at the present time;
determining a setting correction parameter that is set to the target image pickup apparatus shown by the second information from the database based on the first information obtained and the second chart images obtained; and
outputting the setting correction parameter determined.