# US 2021/0243365 A1 · Image capturing apparatus, image capturing system, control method therefor, and storage medium

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- Number: US 2021/0243365 A1
- Document ID: US20210243365A1
- Status: Published application
- Kind: A1
- Application number: 17/157,798
- Filed: 2021-01-25
- Published: 2021-08-05
- Earliest claimed: 2020-01-31
- Assignees: Canon Kabushiki Kaisha
- Applicants: Canon Kabushiki Kaisha
- Inventors: Tetsuya Hata
- Web page: https://patentgrep.com/patent/US20210243365A1

## CPC

- H04N 5/262: Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects {; Cameras specially adapted for the electronic generation of special effects}
- H04N 23/617: Upgrading or updating of programs or applications for camera control
- H04N 23/60: Control of cameras or camera modules
- H04N 23/80: Camera processing pipelines; Components thereof
- H04N 23/50: Constructional details
- H04N: PICTORIAL COMMUNICATION, e.g. TELEVISION

## Abstract

An image capturing apparatus comprises an image sensing unit including an image sensor and configured to capture an image by photoelectric converting an optical image formed on an imaging surface and output an image signal, and a setting unit configured to set shooting parameters to be used at a time of capturing the image by the image sensing unit. The setting unit sets different shooting parameters to be used at the time of capturing the image by the image sensing unit between in a case where it is possible to perform image processing on the image signal by an external image processing apparatus and in a case where it is not possible to perform image processing on the image signal by the external image processing apparatus.

## Claims

### Claim 1

An image capturing apparatus comprising:
an image sensing unit including an image sensor and configured to capture an image by photoelectric converting an optical image formed on an imaging surface and output an image signal; and
a setting unit configured to set shooting parameters to be used at a time of capturing the image by the image sensing unit,
wherein the setting unit sets different shooting parameters to be used at the time of capturing the image by the image sensing unit between in a case where it is possible to perform image processing on the image signal by an external image processing apparatus and in a case where it is not possible to perform image processing on the image signal by the external image processing apparatus, and
wherein the setting unit is implemented by at least one or more processors.

### Claim 2 (depends on 1)

The image capturing apparatus according to claim 1, wherein the shooting parameters include at least one of ISO sensitivity, shutter speed, and an aperture value of a lens.

### Claim 3 (depends on 1)

The image capturing apparatus according to claim 1, further comprising a communication unit configured to perform transmission and reception of information with the external image processing apparatus,
wherein the communication unit is implemented by at least the one or more processors.

### Claim 4 (depends on 3)

The image capturing apparatus according to claim 3, wherein the communication unit receives information indicating that whether or not it is possible to apply image processing to the image signal in the external image processing apparatus from the external image processing apparatus.

### Claim 5 (depends on 4)

The image capturing apparatus according to claim 4, wherein the communication unit transmits ID information of the image capturing apparatus to the external image processing apparatus,
wherein the external image processing apparatus determines whether or not it is possible to apply the image processing to the image signal in the external image processing apparatus based on the ID information transmitted from the image capturing apparatus.

### Claim 6 (depends on 3)

The image capturing apparatus according to claim 3, wherein the setting unit sets the shooting parameters based on information obtained from the external image processing apparatus via the communication unit in a case where it is possible to apply the image processing to the image signal in the external image processing apparatus.

### Claim 7 (depends on 6)

The image capturing apparatus according to claim 6, wherein the information obtained from the external image processing apparatus via the communication unit is a change amount of a shooting parameter with respect to the shooting parameter set in a case where it is not possible to apply the image processing to the image signal in the external image processing apparatus.

### Claim 8 (depends on 6)

The image capturing apparatus according to claim 6, wherein the communication unit transmits the shooting parameter which is set in a case where it is not possible to apply the image processing to the image signal in the external image processing apparatus to the external image processing apparatus, and receives the shooting parameter which is set in a case where it is possible to apply the image processing to the image signal in the external image processing apparatus from the external image processing apparatus.

### Claim 9 (depends on 6)

The image capturing apparatus according to claim 6, wherein the external image processing apparatus determines information for the setting unit to set the shooting parameter based on a difference between the image signal undergone the image processing and the image signal not undergone the image processing.

### Claim 10 (depends on 9)

The image capturing apparatus according to claim 9, further comprising an image processing unit configured to perform image processing using different algorithm from that of the image processing in the external image processing apparatus,
wherein the image processing unit is implemented by at least the one or more processors.

### Claim 11 (depends on 1)

The image capturing apparatus according to claim 1, wherein the setting unit determines whether or not it is possible to apply the image processing to the image signal in the external image processing apparatus according to user input.

### Claim 12 (depends on 11)

The image capturing apparatus according to claim 11, wherein the setting unit determines that it is possible to apply the image processing to the image signal in the external image processing apparatus in a case where an authentication code for performing the image processing in the external image processing apparatus is input.

### Claim 13

An image capturing system comprising an image capturing apparatus and an image processing apparatus, wherein:
the image capturing apparatus includes:
an image sensing unit including an image sensor and configured to capture an image by photoelectric converting an optical image formed on an imaging surface and output an image signal;
a first image processing unit configured to perform image processing on the image signal;
a first determination unit configured to determine shooting parameters, corresponding to the image processing by the first image processing unit, to be used at a time of capturing the image by the image sensing unit; and
a first communication unit configured to perform transmission and reception of information with the image processing apparatus,
wherein the first image processing unit, the first determination unit, and the first communication unit are implemented by first one or more processors, and
the image processing apparatus includes:
a second communication unit configured to perform transmission and reception of information with the image capturing apparatus;
a second image processing unit configured to perform image processing on an image signal received from outside; and
a second determination unit configured to determine a change amount of at least one of the shooting parameters, corresponding to the image processing by the second image processing unit based on information received from the image capturing apparatus,
wherein the second communication unit, the second image processing unit, and the second determination unit are implemented by second one or more processors.

### Claim 14

A control method of an image capturing apparatus, the control method comprising:
capturing an image by photoelectric converting an optical image formed on an imaging surface and outputting an image signal; and
setting shooting parameters to be used at a time of capturing the image,
wherein different shooting parameters to be used at the time of capturing the image are set between in a case where it is possible to perform image processing on the image signal by an external image processing apparatus and in a case where it is not possible to perform image processing on the image signal by the external image processing apparatus.

### Claim 15

A control method of an image capturing system that includes an image capturing apparatus and an image processing apparatus, the image capturing apparatus configured to capture an image by photoelectric converting an optical image formed on an imaging surface, output an image signal, and perform image processing on the image signal, the image processing apparatus configured to perform image processing on an image signal received from outside, the control method comprising:
determining shooting parameters, corresponding to the image processing by the image capturing apparatus, to be used at a time of capturing an image in the image capturing apparatus; and
determining a change amount of at least one of the shooting parameters, corresponding to the image processing by the image processing apparatus based on information received from the image capturing apparatus.

### Claim 16

A non-transitory computer-readable storage medium storing a program that is executable by a computer, wherein the program includes program code for causing the computer to perform a control method of an image capturing apparatus, the control method comprising:
capturing an image by photoelectric converting an optical image formed on an imaging surface and outputting an image signal; and
setting shooting parameters to be used at a time of capturing the image,
wherein different shooting parameters to be used at the time of capturing the image are set between in a case where it is possible to perform image processing on the image signal by an external image processing apparatus and in a case where it is not possible to perform image processing on the image signal by the external image processing apparatus.

### Claim 17

A non-transitory computer-readable storage medium storing a program that is executable by a computer, wherein the program includes program code for causing the computer to perform a control method of an image capturing system that includes an image capturing apparatus and an image processing apparatus, the image capturing apparatus configured to capture an image by photoelectric converting an optical image formed on an imaging surface, output an image signal, and perform image processing on the image signal, the image processing apparatus configured to perform image processing on an image signal received from outside, the control method comprising:
determining shooting parameters, corresponding to the image processing by the image capturing apparatus, to be used at a time of capturing an image in the image capturing apparatus; and
determining a change amount of at least one of the shooting parameters, corresponding to the image processing by the image processing apparatus based on information received from the image capturing apparatus.
