Abstract: A system, method, and computer readable medium for determining at least one feature of at least one lens mounted in a spectacle frame. The system includes a non-point light pattern generating device configured to generate a predefined non-point light pattern, and arranged to have the predefined non-point light pattern reflected on the at least one lens, an image acquisition device configured to acquire an image of the spectacle frame including an image of the reflected non-point light pattern, and a processing unit configured to determine at least the contour of the at least one lens in function of at least one feature of the image of the reflected non-point light pattern.

Abstract: A motor vehicle includes a left side view camera attached to the left lateral side of the body and having a field of view in a rearward direction. A right side view camera is attached to the right lateral side of the body and has a field of view in a rearward direction. There is a right back up camera and a left back up camera. An optics module receives resulting video signals and produces light fields such that the light fields are reflected off of windows of the motor vehicle and are then visible to a driver of the motor vehicle as virtual images.

Abstract: A three-dimensional data encoding method includes: dividing point cloud data into pieces of sub point cloud data by dividing a three-dimensional space into subspaces; shifting each of the pieces of sub point cloud data in accordance with a predetermined shift amount; and generating a bitstream by encoding the pieces of sub point cloud data shifted. The bitstream includes first control information common to the pieces of sub point cloud data, and pieces of second control information for each of the pieces of sub point cloud data, the first control information including first information about a shift amount of each of the pieces of sub point cloud data.

Abstract: A computing device performs a method of decoding video data by receiving a bitstream corresponding to video data encoding one or more pictures, wherein the one or more pictures are recursively partitioned into a plurality of groups at different partition levels; determining a first syntax element that corresponds to a first group of the plurality of groups; in accordance with a determination that the first syntax element has a first value: decoding the first group in a first mode; and in accordance with a determination that the first syntax element has a second value: determining a respective second syntax element for each of one or more second groups within the first groups, wherein the one or more second groups are at a second partition level below the first partition level; and decoding each of the one or more second groups in accordance with a value of the respective second syntax element.

Abstract: The present invention provides a device comprising circuitry configured to obtain a plurality of initial two-dimensional, 2D, images which together represent an initial three-dimensional, 3D, image, wherein each initial 2D image is associated with one of a plurality of focal planes. The device is further configured to generate one or more blurred versions of each of the initial 2D images on one or more of the focal planes other than its associated focal plane; generate a high passed version of each of the initial 2D images on its associated focal plane; and generate a plurality of final 2D images by generating for each focal plane a final 2D image based on the high passed version of the initial 2D image associated with that focal plane and one or more blurred versions generated on that focal plane from one or more of the other initial 2D images.

Abstract: An imaging system including a first camera and a second camera corresponding to a first eye and a second eye of a user, respectively; and at least one processor. The at least one processor is configured to control the first camera and the second camera to capture a sequence of first images and a sequence of second images of a real-world environment, respectively; and apply a first extended depth-of-field correction to one of a given first image and a given second image, whilst applying at least one of: defocus blur correction, image sharpening, contrast enhancement, edge enhancement to another of the given first image and the given second image.

Abstract: A method for generating stereoscopic images is provided. The method includes: creating a three-dimensional mesh to obtain a stereoscopic scene and capturing a two-dimensional image of the stereoscopic scene; performing image preprocessing to obtain a first image in response to the two-dimensional image not being a side-by-side image; utilizing a graphics processing pipeline to perform depth estimation on the first image to obtain a depth image, to update the three-dimensional mesh according to a depth setting of the depth image, and to map the three-dimensional mesh to a corresponding coordinate system; utilizing the graphics processing pipeline to project the first image onto the mapped three-dimensional mesh to obtain an output three-dimensional mesh, and to capture an output side-by-side image from the output three-dimensional mesh; and utilizing the graphics processing pipeline to weave a left-eye and right-eye image into an output image, and to display the output image.

Abstract: In a general aspect, integrated spatial phase imaging is described. In some aspects, an integrated imaging system includes a sensor device and one or more processors. The sensor device is configured to generate a first set of data indicative of a first set of attributes of an object and a second set of data indicative of a second set of attributes of the object. The one or more processors are configured to: generate a first set of primitives based on the first set of data; generate a second set of primitives based on the second set of data; generate a combined data set based on the first set of primitives and the second set of primitives; and determine a plurality of features of the object based on the combined data set.

Abstract: An information processing apparatus, the information processing apparatus executing an information processing method comprising: receiving a request of image data from an external terminal; specifying, based on the request, a vehicle that provides image capturing data to generate the image data; specifying a parameter concerning a communication path to be used by the specified vehicle to transmit the image capturing data to the information processing apparatus; and transmitting the specified parameter to the specified vehicle.

Abstract: Video coding methods and apparatuses are provided. A set of two or more pictures is coded. The set includes at least a first picture coded with a first spatial resolution, and a second picture coded with a second spatial resolution different from the first spatial resolution. The set of two or more pictures is stored in a decoded picture buffer based on corresponding spatial resolutions. The set of two or more pictures stored in the decoded picture buffer is used as a set of reference pictures for coding one or more successive pictures subsequent to the set of two or more pictures. The set of two or more pictures is incorporated into a reference picture list that contains pictures with at least two different spatial resolutions.

Abstract: An information processing system includes a drawing portion that draws a display image for a terminal including one or more display media positioned in a virtual space; an acquisition portion that acquires input from a user; a state switching portion that switches, between a plurality of states, a state of the display medium; a position changing portion that changes the position of the display medium associated with one user in the virtual space, based on a first input from the one user acquired by the acquisition portion when the state of the display medium is a first state; and a viewpoint switching portion that switches a viewpoint of when the drawing portion draws the display image from a first viewpoint to a second viewpoint when the state of the display medium is switched from the first state to a second state by the state switching portion.

Abstract: A method for decoding a video performed by a decoding device according to the present document is characterized by comprising: a step for acquiring video information including prediction mode information and residual information through a bitstream; a step for deriving a prediction mode of a current block on the basis of the prediction mode information; a step for deriving a prediction sample on the basis of the prediction mode; a step for deriving a current residual coefficient on the basis of residual syntax elements for the current residual coefficient in the current block; a step for deriving a residual sample on the basis of the current residual coefficient; and a step for deriving a reconstructed sample of the current block on the basis of the prediction sample and the residual sample.

Abstract: A wearable electronic device includes a left-eye display configured to output light of a first color corresponding to a 3D left-eye image, a right-eye display configured to output light of a second color corresponding to a 3D right-eye image, a left-eye optical waveguide configured to adjust a path of the light of the first color and output the light of the first color, a right-eye optical waveguide configured to adjust a path of the light of the second color and output the light of the second color, a left-eye display control circuit configured to supply a driving power and a control signal to the left-eye display, a right-eye display control circuit configured to supply a driving power and a control signal to the right-eye display, a communication module configured to communicate with a mobile electronic device, and a second control circuit configured to supply a driving power and a control signal to the communication module.

Abstract: Systems and methods are described for providing a 3D display, such as a light-field display. In some embodiments, a display device includes a light-emitting layer comprising an addressable array of light-emitting elements. An optical layer overlays the light-emitting layer. The optical layer includes a plurality of distributed lenses. In some embodiments, the distributed lenses include non-contiguous lens regions. In some embodiments, distributed lens regions with different optical centers are interlaced with one another. A spatial light modulator is operative to provide control over which lens regions transmit light from the light-emitting layer outside the display device. In some embodiments, the use of interlaced and/or non-contiguous distributed lenses provides improved display resolution with a reduction in diffraction effects.

Abstract: A video coding system comprises a post-processing stage using position dependent intra prediction combination where a predicted sample is modified based on a weighting between a value of a left or top reference sample and the obtained predicted value for the sample, wherein the left or top reference sample is determined based on the intra prediction angle. This provides better computing efficiency while keeping identical compression performance. Encoding method, decoding method, encoding apparatus and decoding apparatus based on this post-processing stage are proposed.

Abstract: In a 3D imaging method using scanning-type coherent diffraction, a 2D photodetector detects diffraction of a coherent beam emitted from a light source that moves in a scanning manner toward a sample object to obtain multiple 2D diffraction data distributions; and a processor converts the 2D diffraction data distributions into multiple 3D intensity distributions in a reciprocal space, performs one or more iterations based on a sample function, a light source function and the 3D intensity distributions to obtain a phase-retrieval sample function, and generates a 3D reconstruction image of the sample object based on the phase-retrieval sample function.

Abstract: A method and system for aligning exposure center points of multiple cameras in a VR system are provided. The method includes: acquiring image data of a first type frame according to a preset frame rate; adjusting VTS data of the first type frame, the VTS data changing with the change of the exposure parameters so as to fix a time interval between an exposure center point of the first type frame and an FSIN synchronization signal in a VR system; acquiring image data of a second type frame according to the preset frame rate; and adjusting VTS data of the second type frame according to the VTS data of the first type frame, and fixing a time interval between an exposure center point of the second type frame and the FSIN synchronization signal so as to complete the alignment of exposure center points of the cameras.

Abstract: A method and apparatus for encoding a video stream using video point cloud coding, the decoding including obtaining an input point cloud; dividing the input point cloud into a plurality of chunks, including a first chunk including a first plurality of points and a second chunk including a second plurality of points; generating a first plurality of patches based on the first plurality of points; generating a second plurality of patches based on the second plurality of points; packing the first plurality of patches and the second plurality of patches into an image; and generating the video stream based on the image.

Abstract: A method of selecting a reference sample used to encode a current block in an encoded video bitstream using at least one processor includes determining that a constrained intra prediction (CIP) mode is enabled; determining that a neighboring sample of the current block belongs to a coding block that is coded using intra block copy (IBC) coding; based on the determining that the neighboring sample belongs to the coding block that is coded using the IBC coding, selecting the neighboring sample as the reference sample; and encoding the current block using intra prediction coding based on the reference sample.

Abstract: A picture coding device includes: a block vector candidate derivation unit that derives block vector candidates of a target block in a target picture from coding information stored in coding information storage memory; a selector that selects a selected block vector from the block vector candidates; and a reference position correction unit that performs a correction regarding a reference block to be referred to by the selected block vector so that a reference position of the reference block is to be corrected to refer to an inside of a referenceable region, in which a decoded sample in the target picture is acquired from decoded picture memory as a prediction value of the target block based on the reference position of the reference block.