Abstract: Embodiments of the present disclosure provide methods, apparatuses and computer storage media for video processing. One example method comprises determining, during a conversion between a current video block of a video and a bitstream of the video, at least one set of motion candidates for the current video block, each motion candidate comprising predicted motion information determined from neighboring video blocks of the current video block; determining, based on a template of the current video block and from the at least one set of motion candidates, a target motion candidate for the current video block by using a template matching cost rule; and performing the conversion based on the target motion candidate.

Abstract: The present disclosure describes techniques for effect asset creation. At one file of defining at least one new type of asset may be created based on an existing type of asset. Properties of the at least one new type of asset may be configured. The properties comprise an identifier of the at least one new type of asset and information indicative of the existing type of asset. The at least one new type of asset may be implemented with scripts. Implementing the at least one new type of asset with scripts comprises fetching a native object corresponding to the existing type of asset. The script-based at least one new type of asset enables to create new effect assets while avoiding an inflation of a package size of an effect creation tool.

Abstract: An image processing method includes acquiring a set of image samples for training an attribute recognition model, wherein the set of image samples includes a first subset of image samples with category labels and a second subset of image samples without category labels; training a sample prediction model using the first subset of image samples, and predicting categories of the image samples in the second subset of image samples using the trained sample prediction model; determining a category distribution of the set of image samples based on the category labels of the first subset of image samples and the predicted categories of the second subset of image samples; and acquiring a new image sample if the determined category distribution does not conform to the expected category distribution, and adding the acquired new image sample to the set of image samples.

Abstract: Systems, methods and apparatus for processing visual media data are described. One example method includes performing a conversion between visual media data and a visual media file that includes one or more tracks that store one or more bitstreams of the visual media data according to a format rule; wherein the visual media file includes a base track that references one or more subpicture tracks, and wherein the format rule specifies an order of non-VCL (video coding layer) NAL (network abstraction layer) units in a sample of the base track in reconstructing a video unit from the sample of the base track and samples in the one or more subpicture tracks.

Abstract: An on-chip integrated circuit, a data processing device and a method are provided. The on-chip integrated circuit includes: a processor circuit and an accelerator circuit. The processor circuit includes a processor and a data storage area, the processor is connected to the data storage area through a first bus in the processor circuit. The accelerator circuit includes an accelerator and a second bus, the accelerator is connected to the second bus, and the second bus is bridged with the first bus corresponding to the data storage area, to perform data interaction between the accelerator and the data storage area, which can reduce the congestion on a bus of the processor and improve the quality of service of the application.

Abstract: A method for live streaming recommended content from a content request includes live streaming a first content from a first user side, activating a live reaction at the first user side, and providing the content request at a second user side when the live reaction is enabled. The method also includes determining a second content, sending the content request indicating the second content, and receiving a confirmation at the second user side indicating the content request being sent. The method further includes receiving, at the first user side, the content request sent from the second user side, approving the content request at the first user side, and after the content request is approved, live streaming from the first user side, the second content corresponding to the content request.

Abstract: Embodiments of the present disclosure provide a method and apparatus for reset command configuration, a device, and a storage medium, the method, applied to an editor of target software, includes: starting a command group storage unit and starting a snapshot session through the inputted startGroup command; directly performing the reset command configuration on the target software in an command-type manner through the inputted operation execution command; converting change information of an object in the snapshot-type session into a command pair through the snapshot capture command, pressing the command pair into the command group storage unit, and using all command groups of the command pair as a reset command to realize performing the reset command configuration on the target software in the snapshot-type manner, thereby achieving that the target software supports both the command-type reset command configuration and the snapshot-type reset command configuration.

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 first combined key may be generated based on a geographic location, a first time, and a first user that are associated with a first event. The first combined key and first data indicating the first event may be stored in a database, the first combined key configured to identify the first data. A second combined key may be generated based on the geographic location, a second time, and a second user that are associated with a second event. The second combined key and second data indicating the second event may be stored in the database, the second combined key configured to identify the second data. A set of events associated with the geographic location and comprising the first event and the second event may be presented by retrieving the first data and the second data using the first combined key and the second combined key, respectively.

Abstract: The present disclosure describes techniques for creating effects based on facial features. A mesh comprising a set of vertices based on detecting key points of at least one facial part may be created. A mask may be created based on rendering the mesh. A filter may be created by applying a function to a texture based on the mask. A portion of at least one image may be extracted based at least in part on the mask. The portion may correspond to the at least one facial part. An effect may be created on the extracted portion using the filter.

Abstract: Example implementations include a method, apparatus and computer-readable medium of video processing, including constructing, during a conversion between a current video block of a video and a bitstream of the video, at least one template set for the current video block from a plurality of sub-templates. The one or more sub-templates may be selected from a plurality of sub-templates including: a left sub-template, an above sub-template, a right-above sub-template, a left-below sub-template, and a left-above sub-template. The implementations further include deriving at least one intra-prediction mode (IPM) based on cost calculations. The implementations include determining, based on the at least one IPM, a final predictor of the current video block. The implementations include performing the conversion based on the final predictor.

Abstract: A method for generating a texture shader is described. A user interface for editing the texture shader is displayed. The texture shader has a plurality of parameters that affect rendering characteristics of the texture shader. Displaying includes displaying a widget for at least one parameter of the plurality of parameters, and applying the texture shader to an input image using current values of the plurality of parameters to generate a preview of the texture shader. A user input that changes a value of a parameter of the at least one parameter is received via at least one widget. The texture shader is applied to the input image using the changed value of the parameter to generate the preview of the texture shader. The preview of the texture shader applied to the input image is displayed.

Abstract: A music playing method and apparatus based on user interaction, a device and a storage medium, which relate to the technical field of music videos. The method includes: capturing a target video through a video capturing apparatus; determining an audio processing mode corresponding to a target action when it is identified in the target video that a target object presents the target action; and playing music according to the audio processing mode. The target video is captured by the video capturing apparatus, and when the target object in the target video is identified to generate the target action, the corresponding audio processing mode is determined based on the target action, and music is played according to the audio processing mode.

Abstract: Protecting membership and data in secure multi-party computation and communication is provided. A method of protecting membership and data includes generating a padding dataset. A size of the padding dataset is determined based on a data privacy configuration. The method also includes up-sampling a first dataset with the padding dataset, transforming the first dataset, dispatching the first dataset, performing an intersection operation based on the first dataset and a second dataset to generate a third dataset, generating a first share based on the third dataset, and constructing a result based on the first share and a second share.

Abstract: Aspects include a method, apparatus and computer-readable medium of decoding video or blocks of an image, including receiving a bitstream of the image, deriving, for a block of the image in the bitstream, multiple intra-prediction modes (IPMs) to use in decoding the block, determining, based on the multiple IPMs, a final predictor to use in decoding the block, and decoding the block using the final predictor. Other aspects include method, apparatus and computer-readable medium for similarly encoding video or blocks of an image.

Abstract: Methods, systems and storage media for generating an effect configured by one or more network connected devices are disclosed. Some examples may include: receiving first effect configuration information from a first device, receiving second effect configuration information from a second device, generating at least one of a visual effect or an audio effect from the first effect configuration information or the second effect configuration information and providing the generated at least one of the at least one of the visual effect or the audio effect to the first device.

Abstract: Methods and systems for protecting membership privacy for secure computation and communication are provided. The method includes providing a first dataset, determining a number N based on a data privacy configuration, and generating a padding dataset having more than N elements. An intersection of the padding dataset and the first dataset is empty. The method also includes shuffling the padding dataset, up-sampling the first dataset with a first N elements of the shuffled padding dataset, and performing an intersection operation based on the up-sampled first dataset and a received dataset.

Abstract: Systems, methods and apparatus for processing visual media data are described. One example method includes performing a conversion between visual media data and a visual media file that includes one or more tracks that store one or more bitstreams of the visual media data according to a format rule; wherein the format rule specifies whether to include, in a configuration record of a track, a first element indicative of a picture width of the track and/or a second element indicative of a picture height of the track is based on (1) whether a third element indicative of whether the track contains a specific bitstream corresponding to a specific output layer set and/or (2) whether the configuration record is for a single-layer bitstream, and wherein the format rule further specifies that the first element and/or the second element, when included in the configuration record of the track, are represented in a field including 16 bits.

Abstract: Differential privacy composition determination in secure computation and communication of a dataset is provided. A method for differential privacy composition determination includes determining a differential privacy configuration that includes a first privacy parameter and a second privacy parameter, determining a privacy loss distribution, and providing a number of composition operations. The method also includes determining a third privacy parameter and a fourth privacy parameter for a differential privacy composition based on the differential privacy configuration, the privacy loss distribution, and the number of composition operations. The method further includes controlling the dataset based on at least one of the third privacy parameter and the fourth privacy parameter.

Abstract: Systems, methods and apparatus for processing visual media data are described. One example method includes performing a conversion between visual media data and a visual media file that includes one or more tracks that store one or more bitstreams of the visual media data; and wherein the visual media data comprises one or more pictures comprising one or more subpictures or one or more slices; wherein the visual media file stores the one or more tracks according to a format rule; and wherein the format rule specifies that a track that includes a sequence of the one or more slices or the one or more subpictures covers a rectangular area of the one or more pictures.