90 results about "Video server" patented technology

A video streaming system including a video cache system having a cache database and a video storage device, and including a video server configured to communicate with a gateway system configured to store multiple video streams, communicate with a cloud backup system configured to store video in a file system, and communicate with a cloud server to receive a stream request, the stream request indicating requested video that comprises multiple video segments. The video server is further configured to receive the stream request and determine a playlist that indicates where on the video cache system, the cloud backup system, and the gateway system the video segments that are needed to fulfill the stream request are stored, and to communicate needed video segments to the video cache system in preparation for providing streaming video to fulfill the stream request.

The invention discloses a classroom teaching quality auxiliary evaluation method, device and system based on cloud edge collaboration, and the method comprises the steps: obtaining video image data, collected by a camera, of students in a classroom in real time, and transmitting the video image data to an edge device; and in the edge device, performing student classroom behavior identification and tracking on the received video image data by using a pre-trained student classroom behavior identification model, and fusing the identification results of adjacent multiple frames with the identification result of the current frame in the tracking process to obtain the final identification result of the current frame. Evaluating the classroom teaching quality according to the student classroom behavior recognition result, wherein the student classroom behavior recognition model is obtained by training based on a multi-label target detection algorithm and by adopting a knowledge distillation structure in advance; and sending a student classroom behavior identification result and an evaluation result to a cloud video server for storage. The method has the advantages of being simple in implementation method, low in cost, high in real-time performance and precision, high in robustness and the like.

The invention discloses an active and passive combined video monitoring system fault positioning method, which comprises the following steps of: S1, acquiring a real-time monitoring video stream, and acquiring video frame data, a video frame statistical index and video stream session information from the real-time monitoring video stream; s2, analyzing the video frame data to obtain a video fault index; s3, detecting a video server and a network path condition to obtain a network degradation condition of the network node; and S4, carrying out association analysis by taking the video fault index, the network path and the network degradation condition as data sources, and positioning the fault. According to the invention, from user perception, accurate positioning of video faults is realized, network camera faults, network transmission node faults and server faults can be positioned, an accurate monitoring means is provided for rapid repair of the video faults, and the video fault inspection and repair cost is greatly reduced.

The invention provides an aluminum processing deep well casting production line AI video violation snapshot monitoring method, which is characterized in that an intelligent safety production early warning model is constructed based on a computer vision deep learning technology, embedded equipment is used as a data acquisition terminal, and the action of the data acquisition terminal is associated with the operation of a console of an aluminum processing deep well casting production line. When the console starts to execute a dangerous process, the data acquisition terminal is triggered, the data acquisition terminal carries out continuous data acquisition on a monitoring picture of the front-end monitoring equipment and sends the acquired data to the AI monitoring video server at the rear end, and an AI system of the AI monitoring video server carries out data analysis through an intelligent safety production early warning model. AI identification is carried out by an AI analysis module, and alarm response is carried out according to an analysis result; according to the invention, the operation behavior of the casting production field operation personnel can be monitored in real time, the unsafe behavior of the personnel is judged through AI visual analysis, an early warning is given to remind the personnel to correct the unsafe behavior, and the occurrence of safety accidents is avoided.

The invention discloses an equipment fault and video monitoring linkage system applied to a production field, which comprises a video system and a control system, and the video system and the control system are respectively communicated through a convergence switch; the video system comprises a camera terminal device, a network access switch, a video server, a hard disk video recorder, a gateway server and a video monitoring station, and the control system comprises an operation station, a PLC system and a convergence switch. The invention belongs to the technical field of production field monitoring, and particularly provides a video monitoring system which is used for solving the problems that related monitoring videos cannot be obtained in time when equipment breaks down and the real-time effect of video monitoring cannot be fully displayed due to the fact that the number of equipment monitoring points is not matched with the number of video monitoring screens in an existing production field. Therefore, the accident handling efficiency and the production safety are influenced.

A system operable on a data communications network to operate on audio / video data includes a server computer communicatively coupled to the network. The server computer includes an application unit that runs an application. The application is accessible to a user device communicatively coupled to the network. The application unit requires audio / video data to run the application. The system also includes an audio / video server computer communicatively coupled to the network. The audio / video server computer transmits audio / video data over the network in response to a request. The user device includes at least a buffer, a decoder, and an output device. The server computer issues a demand request over the network to the user device to receive audio / video data for operation of the application unit. The demand request includes an identifier of the audio / video data and a network address of the audio / video server computer. The user device, upon receiving the demand request, issues a request over the network to the audio / video server computer in communication, and the audio / video server computer communicates the audio / video data over the network to the user device in communication. The user device reformats the audio / video data and communicates the reformatted audio / video data to the server computer. The server computer reverses the reformatted audio / video data to obtain substantially the original audio / video data for operation of the application unit.

The invention discloses a video game linkage method based on video feedback, a video server, a game server and a system. The method comprises the following steps: acquiring real-time feedback information of a video and storing the real-time feedback information in a feedback database; determining whether a preset game linkage condition is met or not according to the real-time feedback information stored in the feedback database; and if the preset game linkage condition is met, sending a game triggering notification to a game server, so that the game server determines game linkage content for linkage according to the game triggering notification. The real-time performance and group characteristics of feedback information sent when a user watches a video are utilized, linkage with a game is carried out, dynamic adjustment and issuing of game content are achieved, the viscidity and satisfaction degree of the user to the game and the video are improved, and deep fusion and innovative development of the video and the game industry are further promoted.

The present invention discloses a method and system for cleaning video files in an Internet video server. The method includes: determining the current status information of each video server among all video servers in a target area on the Internet, selecting a video server to be processed from multiple video servers, determining each video server other than the video server to be processed as a video server to be tested, and selecting multiple video files to be deleted from all video files stored in the video server to be processed; the video server to be processed sends an information set to each video server to be tested; determining the content correlation degree of each video file to be deleted with each video server to be tested among the multiple video servers to be tested based on file information items; determining whether a specific video file to be deleted exists in the target video server based on the content correlation degree, and if not, deleting the specific video file to be deleted.

The invention discloses a multi-service convenient operation terminal device, and belongs to the technical field of electric power marketing power supply, the multi-service convenient operation terminal device comprises a control panel, the front side wall of the control panel is provided with a display screen, the control panel is internally provided with an electric control system, and the rear side wall of the control panel is provided with a first hanging assembly and a second hanging assembly; the rear side wall of the control board is provided with a power port, an audio input and output port, an HDMI high-definition port, an RS232 interface and a USB interface. The electric control system is provided with a GNU ARM tool set, a tftp server, an nfs server, an MJPG-streamer video server, a Linux kernel and a root file system. The system supports POE power supply, also supports IP communication and analog communication, is suitable for various field environments, and has the functions of one-key complaint, one-key repair reporting, opinion and suggestion message leaving, and information consultation and query. When a customer makes a complaint and requests for repair, the customer automatically calls a specified number after clicking, the number does not need to be input, a plurality of specified numbers can be automatically transferred when the customer is busy, a call is quickly established, the whole call process is automatically recorded, and supervision is facilitated.

The present invention discloses a method and system for transmitting text messages based on video group calls in a railway communication system. The method comprises the following steps: S100, editing the content of a text message and selecting a level of the text message to form a SIPMESSAGE1 message, which is then sent to an MCVideo video server; S200, the MCVideo video server receives the SIPMESSAGE1 message, makes a judgment, and reassembles it into a SIPMESSAGE2 message for forwarding; S300, upon receiving the forwarded SIPMESSAGE2 message, the terminal confirms the message and displays it on a group call interface; S400, when the MCVideo video server recognizes that another terminal has joined the video group call midway, it performs corresponding processing. The present invention can solve problems such as unclear hearing, missing key content, and inability to selectively send and / or receive video in video group call scenarios involving multiple parties.

The invention provides an event processing method and device, computer equipment, a computer readable storage medium and a computer program product. The method comprises the steps of obtaining first attribute information of a video, and determining at least one to-be-recommended object identifier associated with the video based on the first attribute information; creating at least one to-be-promoted event based on the to-be-recommended object identifier, and generating link information of each to-be-promoted event and an event identifier of each to-be-promoted event; for each to-be-promoted event, associating the first attribute information, the event identifier and the link information to generate associated configuration information, and synchronizing the associated configuration information to a video server; and in response to the received data recall request, determining a target event from the at least one to-be-promoted event, and sending the target event to the client through the video server. Through the method and the device, the purpose of automatically processing the event can be achieved, and the event processing efficiency is improved.

The utility model relates to the technical field of video servers, in particular to an improved video server which comprises vertical plates and handles, the front faces of the two vertical plates are fixedly connected with the rear end faces of the two handles respectively, and the inner sides of the two vertical plates are fixedly connected with the front ends of the left side and the right side of the video server respectively. The front face of the video server is connected with a plurality of protection structures, and the top of the video server is connected with a heat conduction structure. A bent plate is pulled forwards in the protection structure, the bent plate is stressed to drive a protective cover to move forwards to be separated from an interface in the front of the video server, then a round rod rotates downwards on the inner wall of a straight plate, the bent plate and the protective cover are separated from the front of the interface, and then wires of a camera and computer equipment are connected with the interface in the front of the video server in an inserted mode. Installation of the video server is completed, interface protection is achieved, dust is prevented from entering, normal use of the video server is guaranteed, and the service life of the video server is guaranteed.

A monitoring video compression method, a monitoring system, a computer device, and a medium. The method includes: a monitoring center configuring a key monitoring point and sending configuration information of the key monitoring point to a video server through a management center; the video server receiving the configuration information of the key monitoring point, selecting a corresponding video source based on the configuration information of the key monitoring point, transferring the corresponding video source from a video compression module to a baseboard management controller (BMC) for compression, and writing the corresponding video source into a storage space of the video server after the compression is completed.

Systems and methods are provided for notifying a user about video in a playback sequence. Systems and methods determine that a video satisfying a criterion is currently available on a video server associated with a messaging client. In response to determining that the video satisfying the criteria is currently available, a messaging client on the client device prefetches a sequence of videos from a recommendation engine that matches a profile of a user associated with the messaging client. A recommendation engine is used to provide a sequence of videos to a video playback graphical user interface (GUI) that automatically plays back the videos in the sequence. The systems and methods determine that a video satisfying a criterion is in a first position in a video sequence and in response, present a notification on a video playback GUI indicating availability of the video.

To provide a video server device that enables automated testing.SOLUTION: A video server device includes: material characteristic information generation unit which generates characteristic information of material information based on the material information of a video; a material information storage unit which stores the material information in association with the characteristic information; a material information reproducing unit which acquires, from the material information storage unit, according to control information that designates material information to be reproduced, the material information designated in the control information and reproduces the acquired material information; and a reproduced material confirmation unit which acquires the characteristic information associated with the material information, according to the control information, from the material information storage unit, and confirms whether the acquired characteristic information matches a video obtained by the material information reproducing unit reproducing the material information.SELECTED DRAWING: Figure 1

The invention discloses a vehicle-mounted multi-screen simulcasting device bullet screen publishing method and system, the method is applied to the vehicle-mounted multi-screen simulcasting device bullet screen publishing system comprising a plurality of screen devices, the screen device of a video source to be played in the screen devices is a simulcasting master end device, and the other screen devices are simulcasting slave end devices. Comprising the following steps: discovering and connecting multi-screen equipment; video source selection and synchronous playing are carried out; carrying out bullet screen generation and uploading; carrying out bullet screen distribution and synchronization; performing data transmission and bullet screen display; and storing and distributing the video server and the bullet screen server. According to the invention, users in the vehicle can participate in bullet screen interaction while watching the video, and the bullet screen can be shared to other users of the video platform.

The invention relates to the technical field of data processing, and discloses a target identification method and device, electronic equipment, a storage medium and a program product. The method comprises the following steps: pulling each frame of video data from a video server through a first asynchronous thread; sequentially writing each frame of video data into a shared memory variable through a first asynchronous thread; when the second asynchronous thread monitors that the shared memory variable is updated, enabling the AI visual model server to call a plurality of recognition models corresponding to the target cruise point to recognize the current frame video data corresponding to the current shared memory variable, and returning a recognition result corresponding to the current frame video data; when the first asynchronous thread obtains an identification result, marking the identification result to the corresponding frame video data; and pushing each frame of labeled video data to a video server in sequence through a third asynchronous thread, so that the video server can visually display the video data to a user terminal. According to the scheme, the target identification efficiency and accuracy are improved.

A computing system is provided that includes a client computing device having a processor. The processor is configured to display, to a second user, a first video published in a video server platform by a first user by executing a client program. The processor is configured to display a graphical user interface by executing the client program. The graphical user interface includes selectable input components configured to enable selection of an editing model for the first video. The editing model includes a series of editing operations to be applied to the first video. The processor is configured to apply, to a second video, an editing operation in response to selection of the selectable input component by executing the client program. The processor is configured to publish, in the video server platform, the second video by the second user for viewing by other users by executing the client program.

This invention relates to the field of multi-screen interaction technology and discloses a method and system for home multi-screen interactive display. The method involves: in the TV standby state, acquiring the user's position coordinate sequence and scanning a list of available devices; counting the number of times the user's gaze falls on the TV screen area; when the number exceeds a preset gaze threshold, displaying a screen casting confirmation interface; after receiving user confirmation, selecting the optimal transmission protocol and establishing a device connection with a mobile terminal device in the list of available devices; requesting video data within a preset time range from the video server based on the mobile terminal device's current playback progress timestamp and writing it to a local buffer; when the buffering time reaches a preset value, sending a buffer ready signal; and generating a smooth transition image between the mobile terminal device and the TV based on the buffer ready signal. This invention achieves smooth image transitions between devices with different frame rates, solving the stuttering problem caused by frame rate mismatch in existing technologies.

A method for estimating bandwidth between a video server and a video client for playing back a video stream includes video packets. The method involves the following steps performed by the video client: receiving the video packets from the video server wherein the video packets are transmitted by the video server at predetermined time intervals; calculating a difference in a size of the video packets and a difference in a time of reception of the video packets; and estimating the bandwidth based on the calculated difference in size and the calculated difference in the time of reception. The present disclosure further relates to a media player configured to perform the disclosed method.

The invention provides a multi-view-angle spatial positioning danger early warning device and method for crane lifting and supporting operation, and relates to the technical field of computer vision. The device comprises a horizontal camera, a vertical camera, a first wireless bridge transmitting end, a second wireless bridge transmitting end, a wireless bridge receiving end, a video server, a video switch, an inference server and an alarm module. A front image and a top image are acquired through a horizontal camera and a vertical camera, and are sent to a reasoning server through a first wireless network bridge sending end, a second wireless network bridge sending end, a wireless network bridge receiving end, a video server and a video switch; and the reasoning server processes the image by adopting a visual method, carries out danger analysis and identification, and controls the alarm module to start and stop according to an analysis result. According to the method and the device, the technical problem of insufficient danger prediction precision caused by a single view angle space error in the prior art is solved, and the technical effect of improving the accuracy and the reliability of danger identification and prediction in the operation process is achieved.

To provide a technology capable of stably distributing advertising videos even in places where the communication environment is unstable. [Solution] When an advertising video distribution server receives a distribution request for an advertising video from a user terminal, it acquires first advertising video data of the advertising video from the advertising video server. The advertising video distribution server also generates second advertising video data by converting the first advertising video data into a predetermined streaming format. Furthermore, the advertising video distribution server transmits the second advertising video data to the user terminal via a communication device.

The embodiment of the invention provides a picture frame image processing method, control equipment and a storage medium, relates to the technical field of image processing, is applied to the control equipment, and comprises the following steps: controlling a phase synchronization signal generator to send the same phase synchronization signal to at least two cameras and a video server; performing time sequence synchronization on the display time sequence of the plurality of picture frame images and the phase signals of the corresponding cameras to obtain a time sequence synchronization result; and sending the plurality of picture frame images to a display screen according to a time sequence synchronization result, so that the display time sequence of each picture frame image in the overlapping region is consistent with the shutter exposure time sequence of the camera of the corresponding inner view cone in the display process. By adopting the technical scheme, the display process of the spliced picture frame image is processed, and the view finding range of multi-camera shooting does not need to be considered, so that the limitation of the view finding range of multi-camera shooting is relieved, and the virtual manufacturing efficiency is improved.

The embodiment of the invention discloses a method and system for switching to a game scene based on a game video. The method comprises the following steps: acquiring first game metadata corresponding to a game scene, and uploading the first game metadata and a game video to a video server; if a first preset operation triggered for the game video is monitored, obtaining first game metadata corresponding to the game video from a video server, generating a game scene positioning link according to the first game metadata, starting a game client through a jump mechanism, and transmitting the game scene positioning link to the game client, and enabling the game client to render a game scene picture according to the first game metadata in the game scene positioning link. According to the method and the device, when watching the game video, the user can quickly enter the corresponding position in the game without manually exiting the game video, opening a game client and spending time in searching the corresponding scene and position, so that deep interaction between the game scene and the video content is realized, and the convenience of user operation is improved.

The present invention provides a method and system for improving the user experience of video applications based on multi-terminal collaboration. The method comprises: a master camera sends a target face image to N-1 slave cameras, establishes a connection, and transmits the video stream to a video server; the N camera terminals perform facial recognition on the target face and publish the similarity obtained from the recognition to a policy server; the policy server continuously subscribes to the facial recognition similarity results published by the N camera terminals and compares the recognition results; obtains the terminal number of the camera with the highest similarity and sends it to the master camera terminal; the master camera initiates a thread to receive the camera number with the highest current similarity issued by the policy server and selects whether to switch video stream transmission based on the number. The present invention enables multi-channel cameras to complete adaptive transmission switching during user movement, improving the user experience in terms of both latency and call interface service quality.

In some embodiments, a method receives a time period in which video files will be delivered through a plurality of nodes. The method determines a plurality of user accounts that may use a video delivery system to deliver the video files in the time period; generates probabilities of which nodes may be used for each of the plurality of user accounts in the time period; and generates probabilities of which video files may be accessed by each of the plurality of user accounts. A list of video files is generated for a node based on the probabilities of which video files may be accessed and the probabilities of which nodes may be used for each of the plurality of user accounts. The method causes at least a portion of the list of video files for the node to be stored on the node.

The embodiment of the invention discloses a real-time video stream processing method and device, electronic equipment and a storage medium. According to the technical scheme provided by the embodiment of the invention, when the user browser needs to store the real-time video stream, the streaming media data in the specified format issued to the user browser for playing the real-time video stream is multiplexed, and de-encapsulation is performed based on the streaming media data to obtain the video data in the first encapsulation format similar to the streaming media data; and re-packaging the video data into the video data in the second packaging format. In this way, the processing efficiency of the real-time video stream to be stored is improved in a de-encapsulation and re-encapsulation mode, the situation that the coding process consumes too long time due to direct transcoding of the real-time video stream is avoided, then the calculation pressure of a video server is reduced, the storage efficiency of the real-time video stream is improved, and the video storage experience of a user is improved.

The application discloses a kind of call processing method, device and computer equipment.Therein, the method includes: receiving the voice call request sent by terminal, wherein the voice call request carries the target service requested;Based on target service, dynamic audio and video request is sent to dynamic audio and video server, wherein the dynamic audio and video request is used to generate target media stream corresponding to target service by dynamic audio and video server, and target media stream is pushed to streaming media server;Pull stream notification sent by dynamic audio and video server is received;Based on pull stream notification, target media stream is pulled from streaming media server, and target media stream is sent to terminal.The application solves the technical problem of low efficiency caused by the need for artificial pre-production file when video is answered.

1. The name of this design product: Intelligent Video Server (J04S). 2. Purpose of this design product: This design product is used for audio and video data processing and network transmission. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

Disclosed are a method, system and computer program product The method comprises a data receiving step. The data receiving step comprises a first server receiving treatment data and / or patient data. The treatment data comprise an indication of at least one medical treatment. The method further comprises an information selecting step comprising generating a patient information data set and a document data generating step comprising generating a document data set based on the patient information data set. The document data set comprises patient consent document data. The first server performs the document data generating step. The method further comprises a video data providing step and a video transmission step comprising transmitting video data from a video server to a patient device. The method comprises generating a unique treatment identifier. The document data generating step comprises transmitting the patient consent document data from the first server to the HCP-device. The system is configured for performing the steps of the method. The system comprises a first server, an HCP-device and a patient device. The computer program product comprises instructions which, when the program is executed by the system, cause the system to carry out the steps of the method.