Abstract: There is provided an information processing apparatus, an information processing method, a program, and an interchangeable lens each capable of appropriately correcting shading of an image having a plurality of viewpoints. A communication unit receives shading information associated with shading of each of a plurality of ommatidium images that are included in a captured image acquired by one image sensor and correspond to images formed by lights respectively concentrated by a plurality of ommatidium lenses that are a plurality of lenses so disposed as not to overlap with each other in an optical axis direction and are included in an interchangeable lens when the interchangeable lens is fitted to a camera body including the image sensor. A correction unit corrects shading of each of the plurality of ommatidium images that are included in the captured image acquired by the image sensor and respectively correspond to the plurality of ommatidium lenses on the basis of the shading information.

Abstract: The present technology relates to an information processing apparatus, an information processing method, a program, and an interchangeable lens that make it possible to easily obtain images of a plurality of viewpoints. A communication section receives region specification information for specifying respective regions of a plurality of facet images corresponding to pictures formed of respective light beams collected through a plurality of facet lenses, the respective regions being included in an image captured by one image sensor in a case where a camera body including the image sensor is equipped with an interchangeable lens including the plurality of facet lenses disposed in a manner that the plurality of facet lenses does not overlap each other in an optical axis direction. A region specification section specifies the regions of the plurality of facet images respectively corresponding to the plurality of facet lenses in the captured image, on the basis of the region specification information.

Abstract: The present technology relates to an information processing apparatus, an information processing method, and a program as well as an interchangeable lens that make it possible to easily obtain an image of a plurality of visual points. A communication section receives, when an interchangeable lens including monocular lenses that are plural lenses arranged so as not to overlap with each other in an optical axis direction is mounted on a camera main body that includes an image sensor, known reference positions that are positions on a captured image on which a predetermined imaging target imaged by the image sensor appears, the positions corresponding to predetermined rays of light on monocular images corresponding to figures formed from rays of light focused by the monocular lenses. A reference position calculation section determines unknown reference positions on the basis of the known reference positions. The present technology can be applied to a camera system for capturing an image.

Abstract: Provided is an image processing device including an adjustment unit that adjusts any one of a background image which is a far-infrared image showing a background that does not include an object and a target image which is a far-infrared image showing the object, on the basis of a time change model of an observation pixel value, and an extraction unit that extracts a target region including the object in the target image on the basis of a result of comparison between the background image and the target image after the adjustment is performed.

Abstract: State information corresponding to a subject on a visible light image, such as temperature information and sound field information, is acquired from state information indicating a subject state not indicated on the visible light image by an information acquisition unit. An effect processing unit performs an effect process on the visible light image on the basis of the state information acquired by the information acquisition unit. In the effect process, an effect component image is superimposed or a subject image is modified based on the type and temperature of the subject and an effect component image is superimposed or a subject image is modified based on the type of a sound source and the volume of a sound.

Abstract: There is provided an information processing apparatus, an information processing method, a program, and an interchangeable lens each capable of appropriately correcting shading of an image having a plurality of viewpoints. A communication unit receives shading information associated with shading of each of a plurality of ommatidium images that are included in a captured image acquired by one image sensor and correspond to images formed by lights respectively concentrated by a plurality of ommatidium lenses that are a plurality of lenses so disposed as not to overlap with each other in an optical axis direction and are included in an interchangeable lens when the interchangeable lens is fitted to a camera body including the image sensor. A correction unit corrects shading of each of the plurality of ommatidium images that are included in the captured image acquired by the image sensor and respectively correspond to the plurality of ommatidium lenses on the basis of the shading information.

Abstract: The present technique relates to an image processing apparatus and an image processing method capable of obtaining an obstacle-removed image in which an obstacle does not appear using disparity information. A removal section generates after-removal photographic images at a plurality of viewpoints by removing part of subjects from respective photographic images at the plurality of viewpoints using disparity information associated with the photographic images at the plurality of viewpoints. An image generation section generates an obstacle-removed image at a predetermined viewpoint by registering the after-removal photographic images at the plurality of viewpoints using the disparity information. The present technique is applicable to a case, for example, of generating an obstacle-removed image in which an obstacle does not appear using photographic images at a plurality of viewpoints.

Abstract: The present technology relates to an information processing apparatus, an information processing method, and a program as well as an interchangeable lens that make it possible to easily obtain an image of a plurality of visual points. A communication section receives, when an interchangeable lens including monocular lenses that are plural lenses arranged so as not to overlap with each other in an optical axis direction is mounted on a camera main body that includes an image sensor, known reference positions that are positions on a captured image on which a predetermined imaging target imaged by the image sensor appears, the positions corresponding to predetermined rays of light on monocular images corresponding to figures formed from rays of light focused by the monocular lenses. A reference position calculation section determines unknown reference positions on the basis of the known reference positions. The present technology can be applied to a camera system for capturing an image.

Abstract: The present technology relates to an image processing apparatus and an image processing method to accurately reproduce a blur degree of an optical lens with a small data amount. A light condensing process for condensing rays to be incident to a virtual lens having a synthetic aperture configured from a plurality of image pickup sections that pick up images of a plurality of visual points from a real space point in a real space on a virtual sensor through an emulation lens of an emulation target is performed. The light condensing process is performed using lens information that is generated for a real space point corresponding to a plurality of information points that are a plurality of positions of part of a plane of the virtual sensor and defines rays that pass the emulation lens.

Abstract: [Object] To extract a target region for a far-infrared image with a high level of accuracy. [Solution] Provided is an image processing device including: an adjustment unit that adjusts any one of a background image which is a far-infrared image showing a background that does not include an object and a target image which is a far-infrared image showing the object, on the basis of a time change model of an observation pixel value; and an extraction unit that extracts a target region including the object in the target image on the basis of a result of comparison between the background image and the target image after the adjustment is performed.

Abstract: State information corresponding to a subject on a visible light image, such as temperature information and sound field information, is acquired from state information indicating a subject state not indicated on the visible light image by an information acquisition unit 21. An effect processing unit 22 performs an effect process on the visible light image on the basis of the state information acquired by the information acquisition unit 21. In the effect process, an effect component image is superimposed or a subject image is modified based on the type and temperature of the subject and an effect component image is superimposed or a subject image is modified based on the type of a sound source and the volume of a sound. The effect process according to the state information is performed on the visible light image, such that the reality can be improved.

Abstract: The present technique relates to an image processing apparatus and an image processing method capable of obtaining an obstacle-removed image in which an obstacle does not appear using disparity information. A removal section generates after-removal photographic images at a plurality of viewpoints by removing part of subjects from respective photographic images at the plurality of viewpoints using disparity information associated with the photographic images at the plurality of viewpoints. An image generation section generates an obstacle-removed image at a predetermined viewpoint by registering the after-removal photographic images at the plurality of viewpoints using the disparity information. The present technique is applicable to a case, for example, of generating an obstacle-removed image in which an obstacle does not appear using photographic images at a plurality of viewpoints.

Abstract: The present technology relates to an image processing apparatus and an image processing method that make it possible to accurately reproduce a blur degree of an optical lens with a small data amount. A light condensing process for condensing rays to be incident to a virtual lens having a synthetic aperture configured from a plurality of image pickup sections that pick up images of a plurality of visual points from a real space point in a real space on a virtual sensor through an emulation lens of an emulation target is performed using lens information that is generated for a real space point corresponding to a plurality of information points that are a plurality of positions of part of a plane of the virtual sensor and defines rays that pass the emulation lens. The present technology can be applied to a light field technology for reconstructing, for example, images picked up using various optical lenses from images of a plurality of visual points.

Abstract: A lens-interchangeable camera system includes: an interchangeable lens unit storing lens characteristic data corresponding to parameters of lenses in a discrete manner; and a camera body unit to which the lens characteristic data is transmitted from the interchangeable lens unit when the interchangeable lens unit is mounted. The camera body unit includes an acquisition data storage unit storing the transmitted lens characteristic data, a closest data acquisition processing unit, a close data acquisition processing unit, and an unacquired data acquisition processing unit. Processing is performed in the order from the closest data acquisition processing unit, the close data acquisition processing unit and the unacquired data acquisition processing unit.

Abstract: An interchangeable lens includes an acquiring section that acquires an amount of supply power from an imaging apparatus to which the interchangeable lens is attached, and operation information related to an operation of the imaging apparatus in a period during which the supply power is supplied, and a determining section that determines power to be distributed to a plurality of driving sections that drive a plurality of optical members, for each of the driving sections, on the basis of the acquired amount of supply power and the acquired operation information.

Abstract: There is provided an imaging apparatus including: an imaging device that includes a plurality of pairs of phase difference detection pixels, where a plurality of phase difference lines along pupil division directions is disposed in an orthogonal direction which is orthogonal to the pupil division direction; a detection unit that detects an abnormal value among output values, which are output by the phase difference detection pixels, on the basis of a result of comparison of the output values between the plurality of phase difference lines; and a phase difference line determination unit that determines, as used lines, a plurality of phase difference lines, which are used in phase difference detection, among the plurality of phase difference lines in a phase difference detection region, on the basis of a detection result which is obtained by the detection unit.

Abstract: A focus control device includes: an in-detection-range focal depth number calculation section that calculates the number of in-detection-range focal depths as the number of focal depths, which are divided as division units and each of which depends on a position of a focus lens, in accordance with a detection range in which the focus lens is shifted in order to detect the contrast of a captured image signal; a detection interval determination section that determines the number of in-detection-interval focal depths, which represents the number of focal depths as the division units, as a detection interval in the detection range, in accordance with the calculated number of in-detection-range focal depths; and a focus lens shift instruction section that instructs a lens section to perform a focus search which shifts the focus lens by specifying the detection range and the number of in-detection-interval focal depths determined as the detection interval.

Abstract: A lens-interchangeable camera system includes: an interchangeable lens unit storing lens characteristic data corresponding to parameters of lenses in a discrete manner; and a camera body unit to which the lens characteristic data is transmitted from the interchangeable lens unit when the interchangeable lens unit is mounted. The camera body unit includes an acquisition data storage unit storing the transmitted lens characteristic data, a closest data acquisition processing unit, a close data acquisition processing unit, and an unacquired data acquisition processing unit. Processing is performed in the order from the closest data acquisition processing unit, the close data acquisition processing unit and the unacquired data acquisition processing unit.

Abstract: A super-resolution image is generated from a sequence of low resolution images. In one embodiment, the image shift information is measured for each of the low resolution images using an image stabilization component of an imaging device. The shift information is used to generate the super-resolution image. In another embodiment, the blurs are calculated for each of the low resolution images and are used to generate the super-resolution image.

Abstract: An imaging system includes an imaging apparatus which is provided with an imaging device and a mount adaptor which adjusts a flange focal length between the imaging apparatus and an interchangeable lens, wherein the mount adaptor is provided with a phase difference focus detection section which performs focus detection from a phase difference and an optical device which splits incident light from the interchangeable lens into incident light of the imaging device and incident light of the phase difference focus detection section, and the imaging apparatus is provided with a contrast focus detection section which performs focus detection from contrast using the imaging device, an adjustment section which adjusts the focus position of the phase difference focus detection section, and an adjustment control section which activates adjustment control of the focus position using detection of the mounting of the mount adaptor and the interchangeable lens.