Canon Kabushiki Kaisha

Seiko Instruments Inc

Kabushiki Kaisha Daini Seikosha

Toshiyuki Dobashi

Shunsuke Chino

Hisashi Ishikawa

Seiya Ohta

Hisao Sato

Tomokazu Yanai

Shoei Moribe

Naoya Takesue

Hirotaka Omori

Naoki Maruyama

Keiichi Yamamoto

Kentaro Kogure

An information processing apparatus includes an acquisition unit that acquires a captured image, a first detection unit that detects a subject from the image acquired by the acquisition unit, a second detection unit that detects a part of the subject from the image acquired by the acquisition unit, and a determination unit that determines exposure based on a luminance of the subject detected by the first detection unit to decrease a difference between the luminance of the subject and a first luminance which is a target luminance of the subject, and subsequently determines exposure based on a luminance of the part of the subject detected by the second detection unit to decrease a difference between the luminance of the part of the subject and a second luminance which is a target luminance of the part of the subject, the second luminance being different from the first luminance.

Information processing apparatus, imaging apparatus, method, and storage medium for determining exposure appropriate for partial detection of a subject

A control apparatus for controlling an imaging apparatus includes a determination unit configured to determine whether at least one subject in an image captured by the imaging apparatus is an authenticated subject, and a control unit configured to, in a case where the determination unit determines that the at least one subject is not an authenticated subject, control exposure of the image by targeting the at least one subject.

Imaging control apparatus for controlling exposure of imaging apparatus based on subject authentication result, imaging control method, and storage medium

According to an aspect of the present invention, a control apparatus to control focal point adjustment operation of an imaging optical system includes a calculation unit configured to calculate a focal point evaluation value for each of images captured successively by the imaging optical system, a determination unit configured to determine whether an amount of change in the focal point evaluation value calculated by the calculation unit with respect to a reference value is greater than or equal to a threshold, and a control unit configured to control the focal point adjustment operation of the imaging optical system to be executed in a case where a number of times the amount of change is determined to be greater than or equal to the threshold by the determination unit is greater than or equal to a first value.

Apparatus, method, and storage medium for controlling focus point adjustment operation

An apparatus includes an acquisition unit configured to acquire an image, a first detection unit configured to detect a first region corresponding to a first feature from the image, a second detection unit configured to detect a second region corresponding to a second feature from the image, a measurement unit configured to perform photometric measurement on the first region and the second region, a determination unit configured to determine an exposure based on a weighted average of a first photometric value of the first region that is acquired by the measurement unit and a second photometric value of the second region that is acquired by the measurement unit before the first photometric value is acquired, and an output unit configured to output information about the exposure.

Apparatus, method, and storage medium

A control apparatus is operable to control capturing by an image capturing apparatus. The control apparatus comprises: a detection unit configured to detect a feature portion included in an image that was captured by the image capturing apparatus; and a determination unit configured to, based on a subject region that surrounds a subject including a feature portion detected by the detection unit, determine an exposure region for calculating an exposure. The determination unit determines the exposure region by extending the subject region in a first direction.

Control apparatus for controlling exposure and method for controlling the same

An apparatus capable of communicating with a capturing apparatus includes a first acquisition unit configured to acquire an image captured by the capturing apparatus, a second acquisition unit configured to acquire first exposure information determined by the capturing apparatus based on a luminance of a first region in the image, a first determination unit configured to determine second exposure information based on a luminance of a second region, a second determination unit configured to determine correction information based on a difference between the first exposure information and the second exposure information, and an output unit configured to output the correction information to the capturing apparatus.

Apparatus for controlling exposure of capturing apparatus, method for controlling the same, and storage medium

An information processing apparatus includes an image acquisition unit configured to acquire an image, a first detection unit configured to detect a specific object from the image, a second detection unit configured to detect a part of the specific object from the image, an exposure determination unit configured to determine a first exposure amount with respect to the specific object detected by the first detection unit, and to determine a second exposure amount with respect to the part of the specific object detected by the second detection unit, and a parameter determination unit configured to determine a parameter regarding at least one of the first detection unit, the second detection unit, and the exposure determination unit.

Information processing apparatus, imaging apparatus, which determines exposure amount with respect to face detection and human body detection

An image capturing control apparatus includes a detection unit configured to detect a specific object area in an image captured by an image capturing apparatus, an acquisition unit configured to acquire a first input/output characteristic of the image capturing apparatus, a conversion unit configured to convert the image by acquiring a second input/output characteristic that is an inverse input/output characteristic to the first input/output characteristic, and by applying the second input/output characteristic to the image, and a control unit configured to control exposure of the image capturing apparatus based on a luminance value of the specific object area in the converted image.

Controlling exposure based on inverse gamma characteristic

An apparatus includes an acquisition unit configured to acquire distance information that indicates a distance to a subject on each predetermined region in a captured image, a control unit configured to adjust a focus position, and a storage unit configured to store first distance information acquired by the acquisition unit in response to the adjusted focus position. The control unit readjusts the focus position based on the first distance information and second distance information acquired by the acquisition unit.

Imaging apparatus, method for controlling imaging apparatus, and storage medium

A control apparatus includes a detection unit configured to detect an object area in an image captured by an image capturing apparatus, a dividing unit configured to divide the image into a plurality of divided areas, a first calculation unit configured to calculate a luminance difference as a difference between a luminance value of the object area and a luminance value of each of the divided areas, a second calculation unit configured to calculate a first amount of change as a difference between luminance values of the object area before and after the image capturing apparatus executes exposure control and a second amount of change as a difference between luminance values of the divided area before and after the image capturing apparatus executes exposure control, and a determination unit configured to determine a photometric area.

Control apparatus, control method, storage medium, and imaging control system

There is provided with an information processing apparatus. An acquisition unit acquires a captured image. A human body detection unit detects a human body area from the image. A first exposure determination unit determines exposure based on luminance of the human body area detected by the human body detection unit. A face detection unit detects a face area from an image captured at the exposure determined by the first exposure determination unit. A second exposure determination unit determines exposure based on luminance of the face area detected by the face detection unit and to maintain the exposure until a predetermined condition is satisfied.

Information processing apparatus, imaging apparatus, method, and storage medium

A control apparatus () includes a divider () that divides an image into a plurality of areas, a calculator () that calculates an evaluation value of each of the plurality of areas, and a focus adjuster () that performs focusing based on the evaluation value of each of the plurality of areas.

Control apparatus, image capturing apparatus, control method, and non-transitory computer-readable storage medium

A lens control apparatus having an imaging optical system including a focus lens includes a lens control unit configured to control a position of a lens of the imaging optical system based on a control driving amount of the lens, an acquisition unit configured to acquire driving information including an actual driving amount of the lens controlled by the lens control unit, and a first correction unit configured to correct the position of the lens based on a difference between the control driving amount and the actual driving amount. The first correction unit corrects the position of the lens by adding or subtracting an amount of correction to or from the control driving amount when the lens control unit next performs the control of the position of the lens, such that the difference decreases.

Lens control apparatus and method for controlling the same

The present invention is a color conversion processing apparatus that converts an input image signal value into an output value of an actual color material used in an image forming apparatus, and includes: a derivation unit configured to derive an output value corresponding to the input image signal value for a plurality of virtual color materials smaller in number than the number of actual color materials; and a conversion unit configured to convert the derived output values of the plurality of virtual color materials into the output values of the actual color materials, and each of the plurality of virtual color materials has a density corresponding to each wavelength band obtained by dividing a wavelength range reproduced by the actual color materials being output into a plurality of wavelength bands, and the derivation unit derives the output value corresponding to the input image signal value based on the density corresponding to each of the wavelength bands for the plurality of virtual color materials.

Color conversion processing apparatus, color conversion processing method, creation method of color conversion LUT and storage medium

A control apparatus () includes a data acquirer () that acquires correction data indicating a relationship between a temperature change amount and a focus movement amount and a focus controller () that changes an operation mode of a temperature changer depending on the correction data.

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Tokyo, Japan

Toshiyuki Dobashi