Abstract: Provided are a GPS coordinates-based target overall planning method and a camera. Said method comprises: acquiring the GPS coordinates of each tracking target (S101); for each pre-divided region, counting the number of tracking targets located in the region based on the acquired GPS coordinates of each tracking target (S102); generating a heat map of the tracking targets based on the number of the tracking targets in each region (S103). Hence, in the present method, a device generates a heat map based on the GPS coordinates of tracking targets, and the heat map can reflect the number of the tracking targets in each region, achieving the overall planning of the tracking targets.

Abstract: Disclosed are an electronic device, an expansion card assembly and a server device. The electronic device comprises a hard disk slot and the expansion card assembly. The expansion card assembly is arranged in the hard disk slot in a pluggable manner; the hard disk slot comprises a first type of interface and a second type of interface. The first type of interface is used for communicating with the hard disk, and the second type of interface is used for communicating with the expansion card assembly. Therefore, the expansion card assembly is expanded by means of the hard disk slot in the electronic device, so that the expansion requirement of the expansion card assembly is met.

Abstract: The present disclosure provides a method and an apparatus for determining a playback mode. The method includes: obtaining a streaming media data packet; where the streaming media data packet includes at least an encoding format and a streaming media type of streaming media data; the streaming media type includes at least one of a video media type or an audio video media type; and determining, according to the encoding format and the streaming media type of the streaming media data, a plugin-free playback mode for playing back the streaming media data.

Abstract: The present disclosure provides an encoding method, a decoding method, an encoding apparatus, a decoding apparatus and devices thereof. The method may include: in response to determining that an adaptive loop filter (ALF) sequence control enabling flag of a sequence parameter set (SPS) syntax indicates allowing a current sequence to enable an ALF, encoding a cross-component adaptive loop filter (CCALF) sequence control enabling flag in the SPS syntax. The technical solutions of the present disclosure can improve the encoding performance.

Abstract: An adjustment support assembly and a surveillance camera are provided. The adjustment support assembly includes a first shell, a second shell, a first ball head, a second ball head, and a ball head connecting rod. The first ball head and the second ball head are fixed at two ends of the ball head connecting rod, respectively. The first shell is provided therein with a first ball head fixing portion, and the first ball head is rotatably arranged in the first ball head fixing portion. The second shell is provided therein with a second ball head fixing portion, and the second ball head is rotatably arranged in the second ball head fixing portion.

Abstract: The present application provides a video signal identification method and apparatus, an electronic device and a readable storage medium. The method includes: reading a first register to obtain a format value of a video signal received (S100); in a case that the format value is shared by target video signals with multiple formats, configuring a second register according to at least one of the multiple formats for the target video signals, and detecting whether the video signal received is in a locked state (S110); and in response to configuring the second register according to a first target format and detecting that the video signal received is in the locked state, determining that a format of the video signal received is the first target format (S120).

Abstract: The present application provides a method and apparatus for monitoring a device state. The method includes: detecting one or more current values of one or more state parameters; for each state parameter of the one or more state parameters, determining whether the current value of the state parameter changes relative to a recorded value of the state parameter; and reporting the current value of the state parameter to a client through a connection between the present device and the client in response to determining that the current value of the state parameter changes relative to the recorded value of the state parameter.

Abstract: The present disclosure provides an encoding and decoding method, apparatus, and devices. The encoding and decoding method includes the following steps: determining to use a decoder-side motion vector refinement mode for a current block if the conditions are all satisfied; and if it is determined to use the decoder-side motion vector refinement mode for the current block, performing motion compensation on the current block.

Abstract: The present disclosure provides encoding and decoding methods, apparatus and devices thereof. The method includes: if the conditions are all satisfied, determining to use a bidirectional prediction compensation mode for a current block; if determining to use the bidirectional prediction compensation mode for the current block, performing motion compensation for the current block.

Abstract: The application relates to an encoding and decoding method and apparatus, an encoding-side device, and a decoding-side device. The method includes: if characteristic information of a current block meets a specific condition, determining a first reference block corresponding to the current block according to a first original motion vector of the current block, and determining a second reference block corresponding to the current block according to a second original motion vector of the current block; adjusting the first and second original motion vectors according to a first pixel value of the first reference block and a second pixel value of the second reference block to obtain a first target motion vector corresponding to the first original motion vector and a second target motion vector corresponding to the second original motion vector; encoding or decoding the current block according to the first and second target motion vectors.

Abstract: The present disclosure provides a state management method, a method for switching between a master application server and a backup application server, and an electronic device. In present disclosure, the management server updates the recorded backup application server state in time by querying for the connection state of the hot-backup connection between the master application server and the backup application server, and when the master application server is in failure, instead of immediately controlling the master application server and the backup application server to perform switching between the master and backup application servers, the management server controls the master application server and the backup application server to perform master-backup switching between the application servers according to the recorded backup application server state.

Abstract: The present disclosure provides a video encoding and decoding method and a video encoding and decoding device. The method includes: partitioning the current block into a first triangular sub-block and a second triangular sub-block when a current block satisfies specific conditions for enabling a geometric partitioning mode with triangular partition and the geometric partitioning mode with triangular partition is determined to be enabled; obtaining first target motion information of the first triangle sub-block and second target motion information of the second triangle sub-block, wherein the first target motion information is different from the second target motion information; and performing an encoding processing or a decoding processing on the current block based on the first target motion information and the second target motion information.

Abstract: An apparatus for acquiring an image includes an image sensor, a light compensator, and a light filter assembly. The image sensor is on a light output side of the light filter assembly, and is configured to generate and output a first image signal and a second image signal by a plurality of exposures. The first image signal is generated according to a first preset exposure and the second image signal is generated according to a second preset exposure, and they are two of the plurality of exposures. The light compensator includes a first light compensation apparatus, the first light compensation apparatus is configured to perform near-infrared light compensation, and the near-infrared light compensation is performed in at least part of an exposure period of the first preset exposure but is not performed in an exposure period of the second preset exposure.

Abstract: The present application provides a device supporting card-swiping, which relates to the technical field of communications. The device supporting card-swiping comprises a display screen (1), a protective back plate (2) and a contactless card reader (3). Wherein the antenna (310) of the contactless card reader (3) is arranged between the display screen (1) and the protective back plate (2) for sensing a user's card swiping signal. The device supporting card-swiping can increase the effective card swiping distance and improve user experience.