Abstract: A method for selecting spectator viewpoints in volumetric video presentations of live events includes receiving a plurality of video streams depicting an event occurring in a venue, wherein the plurality of video streams are provided to a processor by a plurality of cameras which are geographically distributed within the venue, identifying an initial position of a target that is present in the venue, based on an analysis of the plurality of video streams, compositing the plurality of video streams to produce a first volumetric video traversal of the live event that follows the target through the venue, predicting a future position of the target in the venue at a future point in time, based in part on a current position of the target, and sending an alert to a display device that is streaming a volumetric video presentation of the event, wherein the alert indicates the future position of the target.

Abstract: Examples of video encoding methods and apparatus and video decoding methods and apparatus are described. An example method of video processing includes performing a conversion between a video and a bitstream of the video. The bitstream conforms to a format rule. The bitstream includes one or more layers including one or more picture units (PUs). The format rule specifies that, responsive to a first PU in a layer of the bitstream following an end of sequence network abstraction layer (EOS NAL) unit in the layer in a decoding order, a variable of the first PU is set to a particular value, wherein the variable indicates whether the first PU is a coded layer video sequence start (CLVSS) PU.

Abstract: Method and apparatus are disclosed for mobile device tethering for a remote parking assist system of a vehicle. A vehicle includes a camera and a body control module. The body control module sends an instruction to a mobile device and captures, with the camera, an image of the mobile device. The body control module also analyzes the image to determine an initial location of the mobile device relative to the vehicle, and based on the initial location, performs dead reckoning on the mobile device to track the mobile device. When the mobile device is within a threshold distance, the body control module enables autonomous parking.

Abstract: A method of processing video data includes performing a conversion between a video and a bitstream of the video. The bitstream comprises one or more layers comprising one or more pictures comprising one or more subpictures according to a rule which specifies that, responsive to a condition, a selective processing of a first supplemental enhancement information network abstraction layer, SEI NAL, unit of a target output subpicture sub-bitstream that is extracted during a subpicture sub-bitstream extraction process.

Abstract: Examples of video encoding methods and apparatus and video decoding methods and apparatus are described. An example method of video processing includes performing a conversion between a video and a bitstream of the video. The bitstream conforms to a format rule. The bitstream includes one or more layers including one or more picture units (PUs). The format rule specifies that, responsive to a first PU in a layer of the bitstream following an end of sequence network abstraction layer (EOS NAL) unit in the layer in a decoding order, a variable of the first PU is set to a particular value, wherein the variable indicates whether the first PU is a coded layer video sequence start (CLVSS) PU.

Abstract: Systems, methods and apparatus for encoding or decoding a file format that stores one or more images are described. One example method includes performing a conversion between a visual media file and a bitstream of a visual media data according to a format rule, wherein the format rule specifies a characteristic of a syntax element in the visual media file, wherein the syntax element has a value that is indicative of a number of bytes used for indicating a constraint information associated with the bitstream.

Abstract: A method for performing SIM microscopy on a sample, includes: generating n raw images of the sample, in each case by illuminating the sample using the same SIM illumination pattern albeit with an individual positioning for each raw image, wherein p orders of diffraction are assigned to the SIM illumination pattern, and generating an image of the sample from the n raw images. An image reconstruction is carried out using the orders of diffraction, wherein t highest orders of diffraction are suppressed during the image reconstruction and n=p?t applies.

Abstract: Disclosed in the present invention is a head-mounted electronic vision aid device and an image magnification method thereof. The head-mounted electronic vision aid device comprising a memory unit, a processing unit, an image zooming unit, and at least one ranging unit; the ranging unit being configured to obtain distance data between a target object of interest to a user and the device and/or three-dimensional profile data of the object and output the data to the processing unit; the memory unit stores a correspondence table between the distance data and the magnification of the image zooming unit; the processing unit confirms the target object of interest to the user, performs operations on the distance data and/or the three-dimensional profile data of the object, and outputs an magnification matching the distance data to the image zooming unit according to the correspondence table; and the image zooming unit can automatically adjust to the matching magnification.

Abstract: A control apparatus controls an image capturing apparatus comprising an image capturing unit and a driving unit configured to change a direction of the image capturing unit. The control apparatus comprises an obtaining unit configured to obtain status information concerning an installation status of the image capturing apparatus; and a control unit configured to control, prior to power-off of the image capturing apparatus, the driving unit such that the direction of the image capturing unit is set in a predetermined direction determined based on the status information.

Abstract: A vehicular camera includes a camera housing, a lens assembly having a lens, an imager printed circuit board (imager PCB), and a heating device. The imager PCB is disposed at the camera housing and the lens is aligned with an imager disposed at the imager PCB. The heating device is disposed at at least a portion of the lens assembly and includes an electrically connecting portion having electrical contacts at an end thereof, with the electrical contacts disposed at an inner surface of the camera housing. The heating device is electrically connected to circuitry of the vehicular camera via electrical connectors that electrically connect with the electrical contacts of the electrically connecting portion of the heating device at the camera housing as the vehicular camera is assembled.

Abstract: An object counting method is applied to a surveillance camera and used to determine an amount and a direction an object passing over a surveillance region. The object counting method includes acquiring a plurality of known traces, dividing the plurality of known traces into a first group passing the surveillance region along a first direction and a second group passing the surveillance region along a second direction, computing a first start point computed value of the first group and a second start point computed value of the second group to acquire a start point connection vector, and comparing the start point connection vector with a trace vector of a target object to determine whether the target object passes over the surveillance region along the first direction or the second direction.

Abstract: A video decoder for decoding multi-layer video data can be configured to maintain a decoded picture buffer (DPB) for storing reference pictures for a plurality of layers, wherein the plurality of layers comprise at least a first layer and a second layer; prior to decoding a current picture of an access unit of the first layer, perform a picture output and removal process on the DPB, wherein to perform the picture output and removal process on the DPB, the one or more processors are further configured to remove from the DPB only decoded pictures that belong to the first layer; and after removing a last decoding unit of the current picture from a coded picture buffer (CPB), perform a picture bumping process across all layers of the DPB.

Abstract: Methods, devices and systems for video coding and encoding, which include constraints, restrictions and signaling for subpictures, slices, and tiles, are described. One example method of video processing includes performing a conversion between a video and a bitstream of the video, wherein the bitstream comprises one or more access units according to a format rule, and wherein the format rule specifies an order in which a first message and a second message that apply to an operation point (OP) are present within an access unit (AU) such that the first message precedes the second message in a decoding order.

Abstract: A method includes capturing video frames of a video item to be transmitted as a livestream and delivering the video frames to a queue for an encoder of a user device. The method further includes determining that a subset of the video frames have been discarded. The discarding indicates that the subset of the video frames did not enter the encoder. The method further includes determining a frequency of discarded video frames. Responsive to the frequency exceeding a threshold frequency, the method includes reducing quality of the video item transmitted as the livestream based on the frequency by reducing one or more of frame rate of the user device, resolution of the user device, or encoder bitrate of the encoder.

Abstract: An imaging sensing system containing: i) a fibre optic plate (FOP) having a proximal end, a distal end and a body situated between the proximal and distal ends; ii) at least one illumination component, and ii) an image sensor proximate the FOP.

Abstract: Among other things, an imaging device has a photosensitive array of pixels, and a surface associated with the array is configured to receive a specimen with at least a part of the specimen at a distance from the surface equivalent to less than about half of an average width of the pixels.

Abstract: The present application discloses a wide-field-of-view anti-shake high-dynamic bionic eye. A trajectory tracking method based on a bionic eye robot includes: establishing a linear model according to a bionic eye robot; establishing a full state feedback control system on the basis of the linear model; in the full state feedback control system, acquiring an angle and an angular acceleration required for a joint in a target tracking process of the bionic eye on the basis of a preset trajectory expectation value and a preset joint angle expectation value; the method further includes: adopting a linear quadratic regulator (LQR) to calculate a parameter K in the full state feedback control system, and minimizing energy consumption by establishing an energy function, so as to optimize the coordinated head-eye motion control of the linear bionic eye. The present application achieves the optimal control of the target tracking.

Abstract: A backup camera system for monitoring an area around a vehicle. In one aspect, the system comprises a camera assembly, a display device and a stand for supporting the display device; the camera assembly comprising: (i) a camera adapted to produce an image signal corresponding to a perceived image, (ii) means for supplying power; (iii) a base having first and second holes that are configured and spaced from one another so as to facilitate attachment to the vehicle using the vehicle's license plate mounting bolts, (iv) a transmitter operably coupled to the camera for wirelessly transmitting the image signal; and the display device comprising: (i) a receiver for receiving the wirelessly transmitted image signal, (ii) means for supplying power, (iii) an image processing unit operably coupled to the receiver for converting the received image signal into a display image that is displayed on the display device, the display image corresponding to the perceived image. The backup camera system can form a retrofit kit.

Abstract: Video processing methods and apparatuses include receiving input data associated with a current picture composed of multiple Coding Tree Units (CTUs) for encoding or decoding, partitioning the current picture into multiple subpictures, determining one or more reference pictures for inter coding the current picture, and encoding or decoding one or more blocks in one or more CTUs of the current picture by inter coding using the one or more reference pictures. Each of the reference pictures used for inter coding the current picture has a same CTU size as that of the current picture when the reference picture is not an Inter Layer Reference Picture (ILRP) containing one subpicture.

Abstract: A vehicular vision system includes a camera and a repeater element at a vehicle. The repeater element is powered at least in part via power-over-coax and includes a de-serializer, a repeater and at least two serializers. The camera captures image data and outputs a camera output that includes serialized image data. The camera output is received at the repeater element and is de-serialized via the de-serializer to generate a de-serialized output. The de-serialized output is provided to the repeater and at least two repeater outputs are provided to the serializers. The serializers serialize the received repeater outputs to generate respective serialized outputs. The serializers each output the respective serialized output to a respective receiver of the vehicle. Each of the serialized outputs is representative of the serialized image data of the camera output received from the camera.