IP Library › Granted Patent US 10,218,899
Granted Patent B2
US 10,218,899 · App. 14/475,867 · Granted Feb 26, 2019

Control method in image capture system, control apparatus and a non-transitory computer-readable storage medium

Inventor: Yuichi Tsunematsu (Kawasaki, JP)
Assignee: Canon Kabushiki Kaisha
H04N5/23222G01V8/20G06K9/00771G08B13/19645H04N7/181H04N7/188
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Quick Facts
Patent No.
US 10,218,899
App. No.
14/475,867
Granted
Feb 26, 2019
Kind
B2
Abstract

In an image capture system having a first image capture apparatus and a second image capture apparatus, in a case where an analysis result of analysis processing on a captured image captured by the first image capture apparatus does not satisfy a predetermined condition, controls an imaging range of the second image capture apparatus so that the imaging range of the second image capture apparatus becomes wider than in a case where the analysis result satisfies the predetermined condition.

Claims (37)

1. A control method in an image capture system having a first image capture apparatus and a second image capture apparatus, the method comprising:

analyzing a captured image captured by the first image capture apparatus;

deciding whether a likelihood of a capturing target that is an analysis result of the captured image is smaller than a predetermined threshold; and

in a case where the likelihood is smaller than the predetermined threshold, controlling an imaging area of the second image capture apparatus so that the imaging area of the second image capture apparatus becomes wider than in a case where the likelihood is not smaller than the predetermined threshold until the capturing target is found in a captured image captured by the second image capture apparatus,

wherein the controlling of the imaging area until the capturing target is found comprises: (a) making the imaging area wider, (b) determining whether or not the capturing target is found in the captured image captured by the second image capture apparatus using characteristic information on the capturing target, and (c) in response to the determination that the capturing target is not found in the captured image captured by the second image capture apparatus, repeating making the imaging area wider.

2. The method according to claim 1 , wherein the imaging area of the second image capture apparatus is controlled so that the capturing target included in the captured image captured by the first image capture apparatus is captured.

3. The method according to claim 1 , wherein the capturing target included in the captured image captured by the first image capture apparatus is detected from a captured image captured by the second image capture apparatus.

4. The method according to claim 1 , wherein the imaging area of the second image capture apparatus is controlled based on past analysis processing.

5. A control apparatus connected to a first image capture apparatus and a second image capture apparatus, the control apparatus comprising:

a processor configured to execute instructions stored in a memory so as to perform:

(a) analyzing a captured image captured by the first image capture apparatus;

(b) deciding whether a likelihood of a capturing target that is an analysis result of the captured image is smaller than a predetermined threshold; and

(c) controlling, in a case where the likelihood is smaller than the predetermined threshold, an imaging area of the second image capture apparatus so that the imaging area of the second image capture apparatus becomes wider than in a case where likelihood is not smaller than the predetermined threshold until the capturing target is found in a captured image captured by the second image capture apparatus,

wherein the imaging area is controlled by performing a process comprising: (a) making the imaging area wider, (b) determining whether or not the capturing target is found in the captured image captured by the second image capture apparatus using characteristic information on the capturing target, and (c) in response to the determination that the capturing target is not found in the captured image captured by the second image capture apparatus, repeating making the imaging area wider.

6. The control apparatus according to claim 5 , wherein the controlling controls the imaging area of the second image capture apparatus so that the capturing target included in the captured image captured by the first image capture apparatus is captured.

7. The control apparatus according to claim 5 , wherein the controlling transmits information for detecting the capturing target included in the captured image captured by the first image capture apparatus from a captured image captured by the second image capture apparatus to the second image capture apparatus.

8. A non-transitory computer-readable storage medium storing a computer program for a computer connected to a first image capture apparatus and a second image capture apparatus, the computer program comprising:

analyzing a captured image captured by the first image capture apparatus;

deciding whether a likelihood of a capturing target that is an analysis result of the captured image is smaller than a predetermined threshold; and

in a case where the likelihood is smaller than the predetermined threshold, controlling an imaging area of the second image capture apparatus so that the imaging area of the second image capture apparatus becomes wider than in a case where the likelihood is not smaller than the predetermined threshold until the capturing target is found in a captured image captured by the second image capture apparatus,

wherein the controlling of the imaging area until the capturing target is found comprises: (a) making the imaging area wider, (b) determining whether or not the capturing target is found in the captured image captured by the second image capture apparatus using characteristic information on the capturing target, and (c) in response to the determination that the capturing target is not found in the captured image captured by the second image capture apparatus, repeating making the imaging area wider.

9. The storage medium according to claim 8 , wherein the imaging area of the second image capture apparatus is controlled so that the capturing target included in the captured image captured by the first image capture apparatus is captured.

10. A control method in an image capture system having a first image capture apparatus and a second image capture apparatus, the method comprising:

obtaining a movement speed and a movement direction of an analysis target of analysis processing on a captured image captured by the first image capture apparatus;

setting, by the image capture system, an imaging area of a second image capture apparatus in accordance with the obtained movement speed and the obtained movement direction;

controlling the second image capture apparatus so as to capture the analysis target in the set imaging area,

wherein the setting comprises estimating a region where the analysis target may exist, the estimating comprising (a) performing three dimensional position estimation and (b) using an anticipated time for image target identification processing completion.

11. The method according to claim 10 , wherein the imaging area of the second image capture apparatus is controlled so that an analysis target included in the captured image captured by the first image capture apparatus is captured.

12. A control apparatus connected to a first image capture apparatus and a second image capture apparatus, the control apparatus comprising:

a setting unit configured to, having obtained a movement speed and a movement direction of an analysis target of analysis processing on a captured image captured by the first image capture apparatus, set an imaging area of a second image capture apparatus in accordance with the obtained movement speed and the obtained movement direction; and

a notification unit configured to notify the second image capture apparatus of the set imaging area so as to capture the analysis target by the second image capture apparatus,

wherein the setting unit sets the imaging area by performing a process comprising estimating a region where the analysis target may exist, the estimating comprising (a) performing three dimensional position estimation and (b) using an anticipated time for image target identification processing completion.

13. A non-transitory computer-readable storage medium storing a computer program for a computer connected to a first image capture apparatus and a second image capture apparatus, the computer program comprising:

obtaining a movement speed and a movement direction of an analysis target of analysis processing on a captured image captured by the first image capture apparatus;

setting an imaging area of the second image capture apparatus in accordance with the obtained movement speed and the obtained movement direction; and

notifying the second image capture apparatus of the set imaging area so as to capture the analysis target by the second image capture apparatus,

wherein the setting comprises estimating a region where the analysis target may exist, the estimating comprising (a) performing three dimensional position estimation and (b) using an anticipated time for image target identification processing completion.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 13, 2015
From: TSUNEMATSU, YUICHI
To: CANON KABUSHIKI KAISHA
Reel/Frame 034955/0461 →
Priority Claims (1)
JP 2013-194586 · Sep 19, 2013 · national
Continuity (1)
Related Publication 20150077568A1 · Mar 19, 2015