Canon Kabushiki Kaisha

Yosuke Mine

Koichi Ito

Takeshi Uchida

Takashi Ichimiya

Yasuyuki Suzuki

Yuichi Ariga

Kensaku Mori

An electronic apparatus includes a proximity detector configured to detect proximity of an object to a viewfinder, a line-of-sight detector configured to detect line-of-sight information for a first display unit disposed inside the viewfinder, a memory storing instructions, and a processor configured to execute the instructions to determine an eye proximity state or an eye absence state based on a detection result of the line-of-sight detector, and start driving the proximity detector in a case where the processor determines the eye absence state, and stop driving the line-of-sight detector in a case where the proximity detector does not detect the proximity of the object.

Electronic apparatus, its control method, and storage medium

An image capturing apparatus includes a first line-of-sight detector configured to capture a first eyeball image as a left eyeball image and detect a first line of sight based on the first eyeball image at a first cycle, and a second line-of-sight detector configured to capture a second eyeball image as a right eyeball image and detect a second line of sight based on the second eyeball image at the first cycle. A timing of starting to capture the first eyeball image and a timing of starting to capture the second eyeball image are different from each other.

Image capturing apparatus for capturing a plurality of eyeball images, image capturing method for image capturing apparatus, and storage medium

Line-of-sight detection taking into account the shape of the pupil is performed. A central processing unit (CPU) detects a group of contour coordinates of the pupil from an eyeball image obtained as a result of capturing an image of the eyeball of an observer and performs control to perform line-of-sight detection taking into account the shape of the pupil.

Line-of-sight detection device and control method for controlling the same

An electronic apparatus according to the present invention includes at least one memory and at least one processor which function as: a first acquisition unit configured to acquire an image of an eyeball illuminated by a plurality of light sources and captured by an image sensor; a second acquisition unit configured to acquire distance information that indicates a distance from the eyeball to the image sensor; and a correction unit configured to correct brightness unevenness of the image with a correction amount in accordance with the distance information.

Electronic apparatus, control method of electronic apparatus, and non-transitory computer readable medium

An image capturing apparatus includes an area sensor on which photoelectric conversion elements are arranged two-dimensionally, and that includes a plurality of regions, a reading unit for reading, from the area sensor, signals photoelectrically converted by the photoelectric conversion elements, a focus detection unit for performing focus detection using the signals read by the reading unit, and a control unit for performing control as to from which region of the plurality of regions the reading unit preferentially reads the signals of the photoelectric conversion elements.

Image capturing apparatus, method for controlling the same, and storage medium

An image pickup apparatus that is capable of reducing influence of abnormal reflection light at pre-emission upon determination of an emission amount for main photographing. The image pickup apparatus calculates reflection luminances of reflected light from an object at pre-emission of a lighting device, detects a face area from an image, divides the face area into blocks, calculates a face reflection luminance from a weighted average of reflection luminances of the blocks and first weights of the blocks, calculates a face ambient light luminance from a weighted average of ambient light luminances of the object of the blocks and second weights of the blocks, and determines an emission amount of the lighting device for main photographing with using the face reflection luminance and the ambient light luminance. A first weight of an abnormal luminance block is reduced than that of a block other than the abnormal luminance block.

Image pickup apparatus that controls flash emission amount at photographing and control method therefor

An image capturing apparatus includes a photometric sensor having a plurality of pixels having a sensitivity to an infrared light range and a visible light range, an acquisition unit that divides the photometric sensor into a plurality of pixel groups and acquires image information of the infrared light range and image information of the visible light range in each of the plurality of pixel groups, a subtraction unit that generates a visible light component obtained by subtracting an infrared light component that is based on the image information of the infrared light range from the image information of each of the plurality of pixel groups, and a processing unit that performs at least one of light source determination processing, specific color detection processing, and exposure amount determination processing, using the visible light component generated by the subtraction unit.

Automatic focusing where variance in the focus due to a relative shift in mounted positions of sensors is suppressed is performed. An imaging apparatus including a photometric sensor and a ranging sensor includes an image data generating unit configured to generate image data by using the photometric sensor, a detection unit configured to detect a region including an object from the image data generated by the image data generating unit, a determination unit configured to divide the image data into blocks corresponding to discretely arranged ranging points of the ranging sensor, and to determine a proportion of an area occupied by the region including the object for each block, and a focusing unit configured to focus on a ranging point of the ranging sensor corresponding to a block where the area occupied by the region including the object is at a predetermined proportion or more.

Imaging apparatus, and control method thereof

An exposure control apparatus comprises an acquisition unit including a plurality of pixels that are arranged two-dimensionally, and configured to acquire image data, a compression unit configured to compress the image data and generate compressed data, a calculation unit configured to calculate a first photometric value based on the compressed data, a conversion unit configured to convert the first photometric value into a second photometric value corresponding to the image data before the compression; and an exposure control unit configured to perform exposure control based on the second photometric value.

Exposure control apparatus and control method thereof, image capturing apparatus, and storage medium

An image pickup apparatus that is capable of photographing after performing a detection process for light-amount variation characteristics and an object recognition process without increasing processing time. An accumulation unit makes an image pickup device perform a plurality of times of charge storage and charge readout at a predetermined interval to obtain a plurality of images. A photometry unit performs photometry to the plurality of images to obtain a plurality of photometry values. A detection unit detects a light-amount variation characteristic of light from an object based on the plurality photometry values. A combining unit applies a combining process to the plurality of images to obtain an combined image. An object recognition unit applies an object recognition process to detect the object in the combined image.

Image pickup apparatus capable of reducing effect of flicker, control method therefor, and storage medium storing control program therefor

There is provided an imaging apparatus capable of reducing effects given by an object outside a dynamic range of the camera, and capturing an object image with appropriate exposure, when a camera performs imaging. The imaging apparatus is configured to separate image data into a plurality of blocks, extract a specific-color block using an average value of each color component acquired using only a pixel group whose pixel output is included within a predetermined range and the number of the groups, set a weighting coefficient of an exposure-amount calculation for the block to be determined as the specific color, and set the exposure based on the weighting coefficient and an average value of brightness acquired using only the pixel groups whose pixel output and the average value of the brightness of the block are included within the predetermined range.

Imaging apparatus capable of controlling exposure including flash amount control of flash apparatus, and control method thereof

An exposure control value is calculated based on a first photometric value calculated based on first image data read out from an image sensor and a second photometric value calculated based on second image data read out from the image sensor, and wherein the first image data is obtained without or with adding pixel signals and the second image data is obtained by adding a number of pixel signals larger than pixel the number of signals added to obtain the first image data.

Image-capturing apparatus and method of controlling the same

A control unit sets a first control value for causing a charge accumulation unit to execute a first accumulation and obtaining first image data and a second control value for causing the charge accumulation unit to execute a second accumulation and obtaining second image data, depending on whether an operation mode set by a setting unit executes image recognition processing based on image data obtained through accumulation by the charge accumulation unit. If the operation mode set by the setting unit does not execute the image recognition processing, the control unit sets the first and second control values to be different from each other, even if an object field has a constant luminance.

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Tama, Japan

Yosuke Mine