Canon Kabushiki Kaisha

Yu Narita

Ryuichiro Yasuda

Toru Matsumoto

Go Naito

Kosuke Kiyamura

Tamaki Negishi

Koichi Washisu

Kazuki Konishi

Yoshinori Hayashi

Hitoshi Nishitani

Tomotaka Uekusa

Kaori Tajima

Koichi Sasaki

Dai Miyauchi

Hirotaka Shindo

Tomomi Mogami

An evaluating apparatus is configured to evaluate image stabilizing performance of an imaging unit around an optical axis. The evaluating apparatus includes an object disposed to face the imaging unit, the object having a first feature point at a position different from the optical axis of the imaging unit, an excitation unit configured to excite the imaging unit, and an evaluating unit configured to evaluate an image of the object captured by the imaging unit that is being excited by the excitation unit.

Evaluating apparatus, evaluating method, manufacturing method of imaging unit, and storage medium

An image blur correction apparatus comprises an object detection unit configured to output a position of the part of the object, a selection unit configured to select a part of an object from among parts of one or more objects, and an object blur correction amount calculation unit configured to calculate an object blur correction amount, wherein the object blur correction amount calculation unit, when a part of an object selected by the selection unit is switched from a first part to a second part, calculates the object blur correction amount based on a difference between a position of the selected part of the object and the target position, a position of the second part in an image, and a position of the first part in an image acquired before switching.

Image blur correction apparatus, control method therefor, imaging apparatus, and storage medium

An image evaluation apparatus comprises an image capturing device configured to include a blur correction function, a vibration control unit configured to vibrate the image capturing device based on an input waveform, a vibration detection unit that detects the vibration of the image capturing unit, a memory storing instructions, and a processor executing the instructions causing the image evaluation apparatus to compare the input waveform with the waveform of the vibration detection result that was detected by the vibration detection unit, and perform a captured image evaluation that is an evaluation of the blur correction function based on a captured image result of a subject by the image capturing device, wherein the processor performs captured image evaluation in a case in which it has been determined that the difference of the waveform of the vibration detection result with respect to the input waveform is within a predetermined range.

Evaluation apparatus, evaluation method, and storage medium

An image stabilization control apparatus comprises: a first detection unit that detects a subject or subjects in an input image using a learned model and outputs subject information of the detected subject or subjects; a tracking unit that tracks one subject detected by the first detection unit in a plurality of images input consecutively; a reliability calculation unit that calculates reliability of the tracking by the tracking unit based on the subject information; and a first correction amount calculation unit that calculates a first correction amount to be used for image stabilization by adjusting a provisional correction amount which is based on a difference between a position of the subject being tracked by the tracking unit and a predetermined target position in an image, according to the reliability.

Image stabilization control apparatus and method, image capturing apparatus, image capturing system, and storage medium

An image processing apparatus comprises a first alignment unit that aligns a plurality of images that have been continuously shot, a second alignment unit that aligns the plurality of images with higher accuracy than the first alignment unit, a processing time taken to perform the alignment being longer than a processing time taken by the first alignment unit, a selection unit that selects an alignment unit from the first alignment unit and the second alignment unit to be used for aligning the plurality of images according to shooting conditions of the plurality of images, and a synthesis unit that synthesizes the plurality of images that have undergone alignment by the alignment unit selected by the selection unit.

Image processing apparatus, image capturing apparatus, image shooting control apparatus, control method thereof, and storage medium

An apparatus includes a subject detection unit configured to detect a specific subject in an input image, an acquisition unit configured to acquire camera information, an estimation unit configured to estimate a target of interest in an image using the subject information and the camera information, a first motion detection unit configured to detect background motion and subject motion, a conversion unit configured to convert the detected background motion and the detected subject motion to a first blur correction amount for correcting background blur and a second blur correction amount for correcting subject blur, respectively, and a correction amount calculation unit configured to, based on the target of interest, combine the first blur correction amount and the second blur correction amount and generate a final blur correction amount.

Image stabilization apparatus, method of controlling same, and storage medium

A correction control apparatus outputs a blur correction amount associated with an image blur with respect to a group of captured images. The apparatus obtains status information indicating an image capture status of the group of images, obtains a result of detection of a motion blur with respect to the group of images, derives the blur correction amount based on the obtained result, outputs the blur correction amount and controls a method of derivation of the blur correction amount. The apparatus includes a filter that extracts components of a first frequency band from the result, and derives the blur correction amount based on the components of the first frequency band associated with the motion blur extracted by the filter, and causes the first frequency band extracted by the filter to vary in accordance with the obtained status information.

Correction control apparatus, image capturing apparatus, control method, and recording medium

An evaluation method of an image stabilization effect of an imaging device includes calculating an evaluation value of the image stabilization effect on the basis of shutter speed values in case of which each of a reference shake amount theoretically calculated on the basis of a shake waveform applied to the imaging device and a measured shake amount calculated using an image captured in a state in which the imaging device is vibrated becomes a specified shake amount, and setting the specified shake amount. The setting includes calculating an image deterioration amount of the imaging device caused by something other than a shake from the outside, and selecting a determination level that defines the specified shake amount from a plurality of determination levels having different shake amounts on the basis of the image deterioration amount.

Evaluation method and evaluation device of image stabilization effect of imaging device, and program storage medium

An electronic apparatus including an imaging unit, an operation unit, an output unit, and a control unit, wherein the control unit outputs a sound relating to a first warning using the output unit, in a case where a condition for issuing the first warning is satisfied, wherein the control unit stops outputting the sound relating to the first warning, in a case where an instruction is received by the operation unit, wherein the control unit doesn't output the sound relating to the first warning even when the condition for issuing the first warning is satisfied, in a case where the output of the sound relating to the first warning is stopped, and wherein the control unit outputs a sound relating to a second warning, when a condition for issuing the second warning is satisfied, in a case where the output of the sound relating to the first warning is stopped.

Electronic apparatus, control method, and storage medium

An image processing apparatus to perform tracking control of feature points estimated to a target of interest of a user. An image processing apparatus of the present invention acquires an image, extracts feature points of the image, tracks the feature points, estimates a target of interest in the image, calculates a matching degree indicating a degree of matching between the estimated target of interest and a distribution of the tracked feature points, and selects a feature point for which tracking will continue from the feature points according to the matching degree.

Image processing device, image processing method, image pickup apparatus, and program storage medium that calculates a matching degree between an estimated target of interest and tracked feature points, then selects a feature point to which tracking is continued according to the matching degree

An image processing apparatus including an information acquisition unit that acquires information regarding a camera, an estimation unit that estimates an object of interest during shooting, in an image captured by the camera, based on the information regarding the camera, an area dividing unit that divides the image into a plurality of divided areas, using each of a plurality of types of dividing methods, and a motion vector detection unit that detects a motion vector in the plurality of divided areas regarding each of the plurality of types of dividing methods. The area dividing unit changes at least one of a size of a divided area and a number of division in each of the plurality of types of dividing methods for dividing the image, according to an object of interest estimated by the estimation unit.

Image processing apparatus and image processing method, and storage medium

A circuitry of an image processing device divides a first image into a plurality of regions, extracts a feature point from each of the regions, tracks the feature point among a plurality of images to detect a motion vector, estimates a notable target of the first image, calculates the priority level of setting of a tracking feature point for each of the regions for tracking motion of the notable target, and sets the tracking feature point to any of the regions based on the priority level.

Image processing device, method for controlling the same, program, and storage medium

An image blur correction device tracks a feature point in a captured image, calculates feature point tracking information, and estimates a positional relationship including a depth between a subject and an imaging apparatus as three-dimensional coordinates of the feature point on the basis of the feature point tracking information and position attitude information of the imaging apparatus calculated on the basis of shake information relating to shake of the imaging apparatus. The image blur correction device also controls a degree of contribution of the feature point to the estimation of the three-dimensional coordinates. The image blur correction device corrects the position attitude information according to a result of the estimation of the three-dimensional coordinates of the feature point, calculates a target position of a shake correction lens based on the shake information and the position attitude information, and drives the shake correction lens.

Image blur correction device and control method

An image processing apparatus includes an image acquiring unit configured to acquire, based on an input image, a plurality of resolution hierarchical images having resolutions that are different from one another, an extracting unit configured to extract a feature point in each of the plurality of resolution hierarchical images, a determining unit configured to determine a correlation among the plurality of feature points in the plurality of resolution hierarchical images using information on positions of the plurality of feature points in each resolution hierarchical image, and a selecting unit configured to select at least one processing object image to be processed with the feature point in the plurality of resolution hierarchical images, based on a determination result of the correlation.

Image processing apparatus for selecting an object image to be processed based on a determination result of correlation, image pickup apparatus, and storage medium for storing image processing program

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Tokyo, Japan

Yu Narita