Abstract: Aspects of the present disclosure provide an image processing device that includes circuitry configured to perform a decoding process on an encoded stream for generating an image. The encoded stream is arranged into largest coding units (LCUs), and filtering parameters applicable to each LCU are provided at a beginning portion of the corresponding LCU. The circuitry is further configured to perform adaptive offset filtering on portions of the image that correspond to the LCUs using the filtering parameters set at the beginning portions of the LCUs, respectively.

Abstract: A stereo imaging system comprises a stereoscopic camera having left and right image capturing elements for capturing stereo images; a stereo viewer; and a processor configured to modify the stereo images prior to being displayed on the stereo viewer so that a disparity between corresponding points of the stereo images is adjusted as a function of a depth value within a region of interest in the stereo images after the depth value reaches a target depth value.

Abstract: Computer-implemented methods for hosting online video games are provided. One method includes generating a plurality of video frames. The method includes initiating a sending of each one of the plurality of video frames to a client. Each of the video frames that is sent is compressed. The method includes stopping the compression and sending of video frames when one of the plurality of video frames is taking longer than a frame time to compress and send. A frame time is defined as one over a frame rate, and wherein stopping the compression of video frames includes ignoring said video frames by an encoder. The method includes continuing to compress and send audio data to the client when one or more of said plurality of video frames are not sent to the client.

Abstract: A floating image-type control device, an interactive display system and a floating control method are provided. The floating image-type control device includes a rotation component and a control component. The rotation component includes a fixing portion, a bearing body and a rotation shaft. The rotation shaft is connected to the bearing body. The rotation shaft rotates relative to the fixing portion to drive the bearing body to rotate. The control component includes an image capturing unit, a zero-point calibration unit and an image analysis unit. The image capturing unit is disposed on the bearing body. The image capturing unit rotates with the bearing body and continuously captures several images. The zero-point calibration unit is used to send a zero-point signal when the bearing body rotates to a predetermined angle. The image analysis unit is used to obtain an operation signal based on the images and the zero-point signal.

Abstract: A computer-implemented method for online game streaming includes receiving a request from a remote client to access a user account. The request is received at a hosting service that includes one or more servers and identifies digital content including video games available to the user. Selection of a video game is received by the hosting service from the remote client. In response, the hosting service initiates a data rate test of the remote client to identify a maximum available data rate available between the remote client and one or more servers of the hosting service. The data rate test is performed to identify an active data rate for streaming interactive content of the video game. The method also includes assigning the remote client to a server and setting the compression level to attain the active data rate having packet loss and latency that is within a predefined acceptable level.

Abstract: In order to reduce a driving frequency of a wiper configured to wipe a surface of an optical member on a front surface of a photographing lens, an imaging device includes: a lens; an optical member provided on a front surface side of the lens; a wiper configured to wipe a surface of the optical member, and at least one processor or circuit which functions as a detection unit configured to detect at least one of a focal length of the lens, an aperture value, and a subject size; and a control unit configured to drive the wiper so that a driving frequency of the wiper is reduced as the focal length becomes longer, the aperture value becomes smaller, or the subject size becomes larger.

Abstract: The present invention provides a method for encoding a video signal on the basis of a graph-based separable transform (GBST), the method comprising the steps of: generating an incidence matrix representing a line graph; training a sample covariance matrix for rows and columns from the rows and columns of a residual signal; calculating a graph Laplacian matrix for rows and columns on the basis of the incidence matrix and the sample covariance matrix for rows and columns; and obtaining a GBST by performing eigen decomposition of the graph Laplacian matrix for rows and columns.

Abstract: Aspects of the disclosure provide a method and an apparatus including processing circuitry for video decoding. The processing circuitry can decode coding information of a transform block (TB) from a coded video bitstream. The coding information can indicate a transform skip in one direction for the TB. The processing circuitry can de-quantize transform coefficients in the TB based on a plurality of quantization steps. First transform coefficients in the TB can be de-quantized based on a smallest of the plurality of quantization steps. The first transform coefficients in the TB can include one of a first row and a first column of the transform coefficients in the TB that has a DC spatial frequency. The one of the first row and the first column can be along the one direction of the transform skip. The processing circuitry can perform an inverse transform on the de-quantized transform coefficients in the TB.

Abstract: Autostereoscopic display device comprising a backlight (66), a display panel (62) comprising rows and columns of pixels and a lenticular arrangement (60, 64), wherein the backlight (66) provides a striped output comprising stripes in the column direction or offset by an acute angle to the column direction the lenticular arrangement comprises a first lenticular lens array (60) on the side of the display panel (62) facing the display output for directing different display panel pixel outputs in different directions and a second lenticular lens array (64) on the opposite side of the display panel (62), facing the backlight (66), for providing collimation of the striped back-light output.

Abstract: A method, computer program, and computer system is provided for encoding and decoding video data. Video data in a first resolution and a quality of the video data are received. One or more first weight coefficients of first layers a neural network and one or more binary masks for the one or more first weight coefficients are generated. One or more second weight coefficients of second layers of the neural network are generated based on the received quality of the video data. The video data is decoded in a second resolution by performing a convolution on the received video data in the first resolution using the generated one or more first weight coefficients that are masked by the generated one or more binary masks and using the generated one or more second weight coefficients.

Abstract: A computer-implemented method for online game streaming is provided, which includes receiving a request from a remote client to access a user account. The user account identifies information regarding the user and digital content available for the user to access from the remote client. The request is received over an Internet connection at a hosting service that includes one or more servers and the digital content including a video game. The method includes receiving selection of the game by the hosting service from the remote client and initiating a data rate test of the remote client. The data rate test identifies a maximum available data rate between the remote client and one or more servers of the hosting service. The data rate test includes gradually increasingly the data rate and then gradually decreasing the data rate to identify an active data rate for streaming interactive content of the video game.

Abstract: A system and method are described for an online game service. One method includes receiving a request from a client device interacting with a game application. The request is received by a server of the online game service. Then, receiving a control signal from the client device in response to an input made when interacting with the game application. The control signal is transmitted over a communication channel between the client device and the server. Executing a game associated with the game application by the server to generate a video stream comprising a sequence of images. Compressing the sequence of images of the application in accordance with a compression process to generate a compressed sequence of images using a compression resource used by said server and at least one other server of said online game service.

Abstract: Video processing methods and apparatuses for coding a current block by constructing a candidate set including an average candidate generated from two or more original motion candidates. At least one MV of the average candidate is derived by directly averaging MVs of the original motion candidates in one of list 0 and list 1 without scaling regardless whether the MVs are pointing to same or different reference pictures. A selected candidate is determined from the candidate set as a MVP for a current MV of the current block for encoding or decoding the current block.

Abstract: Embodiments of the present disclosure provide an intra-frame prediction method and apparatus, and a non-transitory computer-readable storage medium. In the method, pixel main directions of reference coded blocks that spatially neighbor a target to-be-coded block are determined. For each of the pixel main directions, a search is performed for an intra-frame prediction direction that is within a set distance value of the respective pixel main direction. Candidate intra-frame prediction directions are formed at least according to the intra-frame prediction directions. Prediction and coding are performed on the target to-be-coded block according to the candidate intra-frame prediction directions. Further, a target intra-frame prediction direction in the candidate intra-frame prediction directions is determined according to results of the prediction and coding on the target to-be-coded block according to the candidate intra-frame prediction directions.

Abstract: Techniques are described for harmonizing coding techniques when residual differential pulse code modulation (RDPCM) is applied to a residual block. In some examples, a scan order used for such a residual block may be required to be the same as when the residual block is generated from intra-predicting the current block and when the residual block is generated from inter-predicting or intra block copy predicting the current block.

Abstract: A method of video processing is provided to include: performing a conversion between one or more video blocks of a video and a coded representation of the video, wherein a first field in the coded representation indicates whether fractional sample precision is used for indicating motion distances in a merge with motion vector difference (MMVD) mode used during the conversion, and wherein the MMVD mode includes a motion vector expression that includes a starting point, a motion distance and a motion direction for the current video block.

Abstract: Techniques are described for security and automation system. One method includes receiving, from an exterior camera located outside a structure, data associated with an occurrence of a security event associated with the structure, activating a light of the camera based at least in part on determining the received data is associated with the security event, and initiating an action at the first location based at least in part on determining that the received data is associated with the security event.

Abstract: A system for mitigating contamination of a lens of an exterior vehicular camera includes a passive air flow device disposed at the vehicle and configured to passively direct air flow across an outer surface of a lens of the camera to establish a passive air stream curtain. An active air flow device is operable to actively propel air across the outer surface of the lens of the camera to establish an active air stream curtain. A control is operable to activate and deactivate the active air flow device. When the vehicle is driven at a speed of travel below a threshold level, the control activates the active air flow device to actively propel air across the outer surface of the lens of the camera. When the vehicle is in motion, the passive air stream curtain deflects polluting particles away from the outer surface of the lens of the camera.

Abstract: A method of filtering a block of pixels in an image, comprising obtaining a first clipping control parameter (tc) value based on a quantization parameter of the block; comparing a first value of a first pixel located on one side of an edge in said block and a second value of a second pixel located on the other side of the edge in said block with a predetermined threshold derived from the first clipping control parameter value; and determining whether to apply a strong filtering to the first pixel based on the result of the comparison, wherein: the strong filtering comprises filtering the first pixel value so that the filtered first pixel value differs from the first pixel value by no more than a range value based on the clipping control parameter (tc), the ration between two range values corresponding to successive values of bitdepths being strictly lower than 2.

Abstract: A method reducing a motion sickness effect associated with a rendering of a video on a virtual reality device includes: extracting, from a portion of the video, at least one motion parameter that relates to a motion of a camera used for capturing the video, determining, based on the extracted at least one motion parameter, at least one motion sickness reduction scheme to be applied to the video, and dynamically rendering the video to the virtual reality device by applying the determined motion sickness scheme to the portion of the video.