Abstract: Systems and methods described below provide for rapid imaging of an object and reconstruction of a 3D image of the object. The imaging system is configured to obtain numerous images of an object from many angles around the object. The imaging system includes a camera rig which supports several cameras, with the viewing angle of each camera directed to the object. The camera rig is rotatable about the object, or vice-versa, in order to obtain images around the entirety of the object. The location of each camera is used by an imaging processing system to match adjacent images to be stitched together, avoiding the need to compare edges of a number of images to match an image to an adjacent image.

Abstract: A bidirectional optical flowing prediction method includes obtaining an initial motion vector pair for a current block, obtaining a forward and a backward prediction block according to the forward motion vector and a backward prediction block according to the initial motion vector pair, and calculating gradient parameters for a current sample in the current block. The method further includes obtaining at least two sample optical flow parameters, including a first parameter and a second parameter, for the current sample based on the gradient parameters, obtaining block optical flow parameters based on sample optical flow parameters of samples in the current block, and obtaining a prediction value of the current block. One of the block optical flow parameters is obtained by multiplying the first parameter and a sign function of the second parameter, and the sign function is a piecewise function with at least three subintervals.

Abstract: The present disclosure relates to a video coding method, a computing device, and a storage medium. The method includes: obtaining one or more reference blocks associated with a current block of a video picture and one or more previously coded pictures for predicting the current block; generating an inter prediction based on one or more motion vectors from the current block to the one or more reference blocks; generating a first intra prediction based on a plurality of neighboring reconstructed reference samples associated with a plurality of neighboring blocks of the current block in the video picture; determining a first weight based on the plurality of neighboring blocks; generating a third prediction by combining the inter prediction and the first intra prediction based on the first weight; and generating a final prediction based on the plurality of neighboring reconstructed samples and the third prediction.

Abstract: A method of tracking an object performed in a portable terminal linked with a rotatable cradle so that a rotation of the rotatable cradle is controlled to track the object, and the method includes receiving frame images captured in a forward direction at a preset frame rate, and detecting whether an object exists in the frame image for each of the frame images, when the object is detected in the frame image for each of the frame images, calculating a reference distance in association with a position of the detected object in the frame image, calculating a rotational speed of the rotatable cradle for a first frame image based on accumulation of reference distances of a plurality of frame images included in a frame group including the first frame image, and controlling driving of the rotatable cradle based on the rotational speed.

Abstract: The present invention disclosed herein provides for a unique method to use digital cameras with 360-degree capabilities to display an immersive experience to viewers. The method disclosed may comprise identifying a location, shooting a 360-degree photo, recording a 360-degree video, processing the images, compiling finished files to an interactive environment, and displaying the interactive environment to a viewer. Digital cameras with 360-degree capabilities have been used for both taking still photos and videos. Images taken in a 360 degree format may require additional processing to place into a format that is easily viewable by a user. Immersive environments are simulations that allow viewers to experience a sensation similar to that of being physically present. Virtual reality, augmented reality, interactive displays, and forms of art are various examples of immersive environments.

Abstract: Methods and apparatus for video processing are disclosed. The processing may include video encoding, video decoding, or video transcoding. One example method includes performing a conversion between a video including a picture including one or more slices and a bitstream of the video. The conversion conforms to a rule that specifies that whether a deblocking filter is applied to the one or more slices referring to a picture parameter set is based at least on a first syntax element included in the picture parameter set. The first syntax element indicates whether the deblocking filter is disabled for the picture.

Abstract: Systems and techniques are provided for calibrating cameras in a real space for tracking puts and takes of items by subjects. The method includes first processing one or more selected images captured by an extrinsic calibration tool to extract from the images, a three-dimensional (3D) point cloud of points corresponding to displays or structures that remain substantially immobile in the real space, and a second processing of a second set of images captured by a camera installation in the real space to match points in the second set of images to the point cloud. Differences in position of matching points can be used to determine transformation information therebetween, which can be used to calibrate the installed cameras.

Abstract: The present application discloses an ultra-micro defect detection apparatus and a detection method thereof. The apparatus includes an imaging module, a light source module, a filtering module, and a mounting platform; the imaging module further includes a camera, an imaging lens, and an objective lens; the camera, the imaging lens, and the objective lens are sequentially and vertically arranged from top to bottom; the light source module further includes a collimator, a light source generator, and a beam splitting mirror; the light source generator is connected to the beam splitting mirror, and the collimator is mounted between the light source generator and the beam splitting mirror; the filtering module further includes a spatial filter, and the spatial filter is mounted between the imaging lens and the objective lens.

Abstract: A surveying device for a coordinative position determination of a spatial point, wherein the surveying device comprises a camera which is fixedly mounted to a transmission unit in a way that its field-of-view moves with a targeting component. The surveying device further comprises an image evaluator, configured for automatically identifying corresponding image features in different images of the camera, wherein the corresponding image features represent reference points within the environment, and for a derivation of a spatial transformation parameter from a motion of the corresponding features, wherein the spatial transformation parameter provides for a determination of a difference of a spatial pose of a target axis of the surveying device between different distance measurements which correspond to different images.

Abstract: A video encoding method includes: determining current coefficients to-be-decoded in a coding block of a video image frame; obtaining a flag combination corresponding to the current coefficients, the flag combination including at least two coefficient absolute level threshold flags; decoding the coefficient absolute level threshold flags in the flag combination to obtain values of the coefficient absolute level threshold flags; and determining the coefficient absolute levels of the current coefficients according to the values of the coefficient absolute level threshold flags.

Abstract: The present invention relates to a method and an apparatus for interlayer prediction, and the method for interlayer prediction, according to the present invention, comprises the steps of: deciding whether to apply an interlayer prediction to an enhancement layer; and performing a prediction on a current block of the enhancement layer based on reference information that is generalized and generated from a reference picture, which is decoded, of a reference layer, when the interlayer prediction is applied, wherein the reference layer information can be encoding information of a reference block, which corresponds to a current block of the enhancement layer, from the reference layer, and residual information.

Abstract: A surveying device for a coordinative position determination of a spatial point, wherein the surveying device comprises a camera which is fixedly mounted to a transmission unit in a way that its field-of-view moves with a targeting component. The surveying device further comprises an image evaluator, configured for automatically identifying corresponding image features in different images of the camera, wherein the corresponding image features represent reference points within the environment, and for a derivation of a spatial transformation parameter from a motion of the corresponding features, wherein the spatial transformation parameter provides for a determination of a difference of a spatial pose of a target axis of the surveying device between different distance measurements which correspond to different images.

Abstract: A process for the acquisition, by a spacecraft in terrestrial orbit, of a useful image of a space object in terrestrial orbit that is gradually approaching the spacecraft from an upstream distal region towards a proximal region is disclosed including controlling the orientation of an array-type detection sensor in order to orient it towards the space object located in the upstream distal region, acquiring, via the array-type detection sensor, a so-called detection image of the space object located in the upstream distal region, determining trajectory-tracking information on the basis of the detection image, controlling the orientation of an array-type acquisition sensor on the basis of trajectory-tracking information, in order to orient it towards the space object located in the proximal region, acquiring, via the array-type acquisition sensor, a useful image of the space object located in the proximal region.

Abstract: A multispectral imaging device having: multiple lens systems to form images of a scene respectively in separate wavelength ranges of electromagnetic radiations; an optical image sensor; multiple micro mirror arrays to measure the images of the scene respectively; an optical sub-system to direct visible light beams at micro mirror arrays to generate, on multiple sections of the optical image sensor, multiple visible light patterns respectively; and a processor connected to the optical image sensor to receive, from each of sections, data representative of a respective pattern. The processor can analyze the data determine angles of rotations of micro mirrors in the micro mirror arrays, and generate image data representative of the images of the scene respectively. The device can further include a visible light lens system to form a visible light image of the scene directly on a further section of the optical image sensor.

Abstract: A control method for an electronic apparatus includes tracking a tracking target included in an image, moving a tracking start position, starting tracking of the tracking target from the tracking start position, stopping tracking of the tracking target, controlling first processing for, at the stopping of tracking, setting the tracking start position to a position at which the tracking target has been tracked until immediately before the stopping of tracking and second processing for, at the stopping of tracking, setting the tracking start position to a previously determined tracking start position, and selecting one of the first processing and the second processing according to a state obtained at the stopping of tracking and performing the selected first or second processing.

Abstract: Systems and methods described below provide for rapid imaging of an object and reconstruction of a 3D image of the object. The imaging system is configured to obtain numerous images of an object from many angles around the object. The imaging system includes a camera rig which supports several cameras, with the viewing angle of each camera directed to the object. The camera rig is rotatable about the object, or vice-versa, in order to obtain images around the entirety of the object. The location of each camera is used by an imaging processing system to match adjacent images to be stitched together, avoiding the need to compare edges of a number of images to match an image to an adjacent image.

Abstract: The present invention is an information processing device that performs information processing to output (produce and distribute) video content using video from multiple video sources including network cameras, the information processing device comprising: a switching means for performing switching based on video signals transferred by the transfer method used to transfer data without confirming reception by the receiving node with the transmitting node at the video source; and an information processing means that outputs (produces and distributes) video content based on information indicating which video source was switched at what time by the switching means and based on video data outputted from the video sources.

Abstract: Methods, systems, and apparatus, including medium-encoded computer program products, for tracking an object in motion includes, in at least one aspect, a method including: detecting a launch of a ball based on initial data obtained by one or more sensors, sending initial control signals that begin changing at least one of pan, tilt, or zoom for a camera based on a predicted future position of the ball, determining a trajectory of the ball in three-dimensional space based on additional data obtained by the one or more sensors after the launch, and sending additional control signals that control each of the pan, tilt, and zoom for the camera based on an expected future position of the ball along the trajectory.

Abstract: Example techniques are disclosed for altering trail camera settings when deployed. For example, settings relating to triggering functionality, time lapse functionality, image resolution, motion sensor sensitivity, flash intensity, and other camera functions can be altered. The settings can be altered based on environmental conditions such as weather and ambient noise. The settings can also be altered based on trail camera conditions such as available battery capacity or image storage capacity. The trail camera settings can also be altered based on images obtained by the trail camera, with or without analyzing content of the images.

Abstract: Embodiments of the present disclosure disclose a method and device for vertical correction of a panoramic image, an electronic apparatus and a storage medium. The method includes extracting a set of straight line segments from the panoramic image, where an included angle between each straight line segment in the set of straight line segments and a current vertical direction of the panoramic image is less than a preset angle. The method further includes determining a set of target points by mapping the set of straight line segments on a unit sphere of the panoramic image. The method also includes determining an equatorial plane based on the set of target points and the center of the unit sphere and determining a vertical correction matrix based on the equatorial plane and a unit vector of the current vertical direction. The method additionally includes performing the vertical correction on the panoramic image using the vertical correction matrix.