261 results about "Media server" patented technology

The invention provides an unmanned aerial vehicle real-time road condition monitoring method and system and a medium, the method relates to the field of image data processing, and the system comprises an unmanned aerial vehicle which comprises an image acquisition device and a sensor group and is used for acquiring aerial videos and flight parameters of the unmanned aerial vehicle in real time; the streaming media server is used for receiving and storing the aerial video transmitted by the unmanned aerial vehicle; analyzing the video stream into a frame-by-frame image sequence with aligned timestamps; performing target detection on each frame of image, and identifying a target vehicle by using a pre-trained deep learning model; carrying out target tracking on the target vehicle in the continuous frames based on an intersection-to-union ratio matching and trajectory prediction algorithm, and constructing a target motion trajectory; and calculating the displacement distance of the target vehicle in the image based on an optical flow method, feature point matching and a deep learning algorithm, and estimating the actual running speed of the vehicle in combination with the flight parameters of the unmanned aerial vehicle. According to the system, computer vision and sensor technologies are combined, and accurate speed measurement is realized through target detection, tracking and speed estimation.

Systems and techniques are described for signing and verifying a data stream with an encryption signature. An example method includes determining, for a data block group, an initialization vector. The example method also includes generating, based at least in part on the data block group, encrypted hash data. The example method also includes determining an encryption signature based at least in part on the encrypted hash data, a private key, and the initialization vector. The example method also includes inserting the encryption signature into the data block group. The example method also includes causing transmission, by a network interface to a media server, of the data block group and the encryption signature. Finally, the example method includes causing verification, via the media server using a public key and synchronized data, that the data block group was generated by the computing device.

The invention discloses a multi-model fusion target vehicle identification analysis method and system based on machine vision, and the method comprises the steps: A, capturing and collecting a road vehicle video / image through an unmanned plane, and transmitting the video / image to a streaming media server in a wireless manner; b, an improved target vehicle detection model is adopted, a multi-task cooperative detection framework is constructed, and vehicle illegal parking is judged by applying a multi-model fusion detection mechanism; c, designing a lightweight detection network, reducing the problems of high reasoning delay and large resource occupation in the multi-model cooperative detection process, and reducing the complexity of a detection algorithm; and D, carrying out intelligent alarm and event pushing. According to the invention, the method can improve the recognition accuracy of vehicle illegal parking behaviors in a complex scene, and improves the real-time performance and stability of a single-model monitoring system for vehicle target detection.

A method including receiving a request to establish a multi-player session for users to enable participation in a metaverse. The method including determining whether an application generating the metaverse is installed on local devices of the users selected for participation in the metaverse by the users. The method including launching a corresponding local instance of the application when the application is installed on a corresponding local device. The method including launching a corresponding cloud instance of the application on a cloud based streaming server when the application is not installed on the corresponding local device. The method including determining that each instance of the application for the users has been launched, wherein each instance for the users is a local instance or a cloud instance. The method including enabling a start of the multi-player session when the instances of the application for the users has been launched.

The invention discloses a digital-intelligent converged communication method and system based on artificial intelligence. An SIP application module sets conference priorities for conferences borne by an edge media server; the digital intelligent control module obtains a preset number of low-priority conferences with high resource occupation density and low-priority conferences with few participants; the digital intelligent control module collects performance parameters of the edge media server in real time; obtaining a load prediction condition of the edge media server by using the trained prediction model; and dynamically adjusting a media stream distribution mode according to the load prediction condition. According to the method, the load of the edge media server is predicted, the media stream distribution mode is flexibly selected according to the priority of the conference, the number of participants and the load prediction condition, and the requirement of a user for video communication is met.

A server receives and rebroadcasts live streaming video content from a video capture device, such as a mobile phone or unmanned surveillance vehicle. The server includes a media server configured to stream selected video content to a client device, a video analysis system configured to analyze the live video content and generate object detection data, a storage system configured to store the generated object detection data and an identifier of the associated live video content, and a search engine configured to receive a text-based search request, search the object detection data stored in the storage system for relevant search results, and generate a list of live and stored video content associated with the relevant search results.

The invention relates to the technical field of video monitoring, and provides an intelligent code rate control method for the field of indoor video monitoring, which comprises the following steps: S1, a camera continuously collects video streams of an indoor monitoring scene and pushes the video streams to a streaming media server; s2, decoding the received video stream data to obtain YUV format data, preprocessing the YUV format data, inputting the preprocessed YUV format data into a personnel dynamic detection model based on a deep learning algorithm, and identifying and outputting the motion state of indoor personnel; s3, a constant code rate factor CRF value of an encoder is adjusted in real time based on the personnel dynamic detection result, a low CRF value is adopted in a static scene to reduce the code rate, and the CRF value is adjusted in a graded mode according to the personnel number and the motion intense degree in a dynamic scene to improve the code rate; s4, writing the latest calculated constant code rate factor CRF value into an encoder, and performing intelligent decoding on the video stream data; and S5, carrying out storage or network transmission. And dynamically updating the constant code rate factor CRF value of the encoder according to the model detection result, thereby achieving the effect of balancing the code rate and the image quality.

A video playback method and system, a device, and a storage medium. The method comprises: in response to receiving a video playback request, determining a key frame position of a currently cached video frame and an original playback parameter, wherein the original playback parameter is determined on the basis of a configured frame rate; on the basis of the key frame position, adjusting the original playback parameter to obtain a target playback parameter; on the basis of the target playback parameter, generating a target code stream for the cached video frame; and sending the target code stream to a streaming media server, so that a player side pulls the target code stream from the streaming media server, and on the basis of the target playback parameter, performs decoding and playback. The present disclosure can reduce a video playback delay, solve the problem of slow loading at an initial period of playback and improve the user experience.

The invention relates to an intelligent decision-making system and method based on 5g new communication. The intelligent decision-making system comprises a new call service processor module, a core network, a calling terminal, a called terminal, a new call service processor module, a new call media server, an intelligent decision-making module, a new call service database, a service management interface and a short message notification interface. The method has the beneficial effects that the intelligent new call service decision-making module is additionally arranged in the scheme, the module is connected with the core network and processes the new call service, and network mode matching and decision-making can be performed according to different scenes, so that a proper mode playing strategy is realized, the normal function of a new call is guaranteed, and the user experience is improved.

To provide a technology to make user experience richer by using a text and image transmission function.SOLUTION: A streaming server 1100 distributes a content including at least a video provided by a providing user to a user terminal of each viewing user. The user terminal of each viewing user includes a content display part for displaying the content, and a viewing screen capable of executing a transmission operation during viewing is displayed. In the streaming server 1100, a support point calculation part 213 calculates support points related to the content at least on the basis of the transmission operation. When an event generation condition including a condition at least based on the transmission operation is satisfied, an event control part 225 generates an event in which larger support points can be calculated when the event is generated than when the event is not generated for the same transmission operation.SELECTED DRAWING: Figure 9

The invention relates to a frame extraction method and system for a streaming media monitoring video, and the method comprises the steps: a streaming media server receives a frame extraction request sent by a third-party platform, obtains and analyzes a monitoring video stream according to the frame extraction request, carries out the frame extraction of the monitoring video stream according to the frame extraction parameter of the frame extraction request, and carries out the frame extraction of the monitoring video stream; and storing the obtained target binary video frame data to a data cache queue so as to consume and obtain the target binary video frame data from the data cache queue, and performing compression decoding on the target binary video frame data according to an output format of a third-party platform, and returning the compressed and decoded target binary video frame data to the third-party platform. Therefore, the frame extraction logic is embedded in the streaming media server, one-time analysis and multi-time multiplexing are achieved, resource loss is reduced, the resource utilization rate is increased, the response time is shortened by using the data cache queue, and the stability and expandability of the system are maintained.

A computerized-method for detecting market sentiment manipulation that is related to financial-instruments trading. The computerized-method includes: (i) monitoring incoming alerts in an analytics-engine. (ii) retrieving data from each alert, by operating a context-extraction module; (iii) for each alert: a. collecting feeds from social-media servers based on the retrieved data by operating a social-media feeds-extraction module; b. for each feed, generating a summary by using Gen AI; and c. analyzing a social-media sentiment by providing the generated summary of each feed to the Gen-AI; (iv) for each financial instrument that has been traded in the preconfigured period, searching an anomaly between a sentiment from traditional news source and the analyzed social-media sentiment; (v) storing each anomaly in an anomalies database; and (vi) pausing each financial-transaction that has been processed and related to the financial-instrument in the anomalies database.

The invention discloses a buffer adaptive adjustment method and system for audio and video synchronization. The method comprises the following steps: calculating a delay value of each media data source to a media server in each time period; all delay values of each media data source in the current time period are extracted from the data table to determine the maximum delay reference value and the delay standard deviation of each media data source in the current time period, so that the smoothing coefficient of each media data source in the current time period is obtained; setting a first time window and a second time window, extracting all delay values of each media data source in the first time window and the second time window from the data table so as to determine maximum delay reference values of the media data source in the first time window and the second time window, and predicting maximum delay prediction values of the media data sources in the next time period; the buffer size of each media data source is adjusted. The invention relates to the technical field of computers, and can realize self-adaptive adjustment of the size of a media buffer area in a delay violent fluctuation scene, and shorten network delay while ensuring audio and video synchronous experience.

According to the video equipment terminal intercommunication system based on the SIP protocol and the non-SIP protocol provided by the invention, when a calling user is off-hook to initiate a call, an SIP terminal proxy can send an Invite request to an SIP proxy server; the SIP proxy server can search a non-SIP terminal proxy bound with the called extension and channel information, and sends the channel information to the streaming media server; sending the channel information to the streaming media server, so that the streaming media server creates SDP information of a non-SIP terminal proxy according to the channel information, and returning the SDP information to the SIP proxy server, so that the SIP proxy server forwards the SDP information to the SIP terminal proxy; and after receiving the SDP information, the SIP terminal agent can send ACK information to the SIP agent server for confirmation so as to establish communication connection with a non-SIP terminal agent and then start a call. According to the process, the flexibility and compatibility of communication can be effectively improved, and the communication efficiency is improved.

A media stream transmission method includes: a first media server obtaining cluster load information according to an SDP offer message sent by a load balancing server; selecting a target media server from a media server cluster according to the cluster load information and a media stream identifier carried in the SDP offer message; when the target media server is the first media server, the first media server determining channel parameter information of a first channel according to a server identifier of the first media server and the media stream identifier, and sending a first SDP response message including the channel parameter information of the first channel to a terminal; establishing the first channel according to the channel parameter information of the first channel; and sending a media stream to the terminal through the first channel. This method does not require the load balancing server to forward the first SDP response message, can reduce the time overhead for establishing a media transmission channel, and reduce the first-frame delay. The present application also provides a media server and a communication system capable of implementing the above method.

The invention discloses an RTMP one-way proxy method, system and device based on one-way import equipment and a medium, mainly relates to the technical field of one-way proxy, and is used for solving the problems that in the existing scheme, the one-way flow of data is strictly limited, but a VPN (Virtual Private Network) needs to establish a tunnel through two-way communication, and the handshake process of an RTMP also depends on two-way transmission, so that the efficiency is high. The defect cannot be avoided in the prior art. Comprising a streaming media service relay module connected with RTMP stream pushing end equipment A, a one-way sending program connected with the streaming media service relay module, a one-way receiving program connected with the one-way sending program, and an analog terminal publishing module connected with the one-way receiving program. The system comprises a subscribed external network RTMP streaming media server, an analog terminal subscription module connected with the subscribed external network RTMP streaming media server, a one-way sending program connected with the analog terminal subscription module, a one-way receiving program connected with the one-way sending program, and an analog terminal publishing module connected with the one-way receiving program.

A system (400) for providing an audio profile for streaming video, includes an audio profile subsystem (433) that receives audio mix data and synchronizes audio data in an audio profile. A streaming service video streaming server (420) receives video data, uncompressed audio data synchronized with audio tracks, and the audio profile. An audio profile server (430) is configured to receive the audio profile and dynamic range compression descriptors to produce audio profile metadata. An audio reproduction system (410) receives audio profile metadata and listening environment parameters to adjust audio parameters based on the audio rendering system characteristics and a listening environment of the audio rendering system. The audio parameters include one or more of equalization, a filter, a rendering delay, and volume.

Various aspects of the subject technology relate to systems, methods, and machine-readable media for geographically local license sharing. The method includes transmitting, from a media server, a shared secret to a licensed client, the licensed client broadcasting a wireless signal comprising a unique identifier associated with the licensed client. The method also includes receiving, at the media server, an access token and the unique identifier of the licensed client from an unlicensed client, the access token and the unique identifier received by the unlicensed client from the licensed client based on a proximity of the unlicensed client to the licensed client. The method also includes validating, by the media server, the access token based on the unique identifier and the shared secret with the licensed client. The method also includes enabling the unlicensed client to access media content of the media server upon validation of the access token.

A system and method for synchronized audio playback among multiple users with dynamic transfer of playback control are described. A control server coordinates session creation, playback timing, and participation while a streaming server delivers audio to connected user devices in real time. Multiple control policies govern playback authority, including open-access rotation, administrator assignment, and democratic voting. Users may locally pause playback without interrupting the shared stream, and engagement metrics are computed from aggregated reactions and comments to generate visual indicators of audience activity. Location-based discovery enables nearby session detection, and adaptive synchronization maintains cohesive playback across heterogeneous devices and network conditions.

Provided by the present disclosure are a livestream picture processing method and apparatus, a device and a storage medium. The method comprises: first, a viewer side pulling a live-stream merged display and image position information corresponding to the live-stream merged display from a live streaming media server, the live-stream merged display is obtained on the basis of merging of at least two live-stream displays, and the image position information is configured for identifying respective positions of the at least two live-stream displays in the live-stream merged display; then, separating the at least two live-stream displays from the live-stream merged display respectively, based on the image position information; further, displaying the at least two live-stream displays based on a preset live-stream display layout.

The invention particularly relates to a digital twin interactive media content streaming method in a weak network environment. According to the digital twin interactive media content streaming method in the weak network environment, a client sends a dynamic address request and receives fed back dynamic address information; the media server receives the SDP proposal and the ICE candidate sent by the client, and forwards the SDP proposal and the ICE candidate to the digital twin program; the client and the digital twin program establish a media content transmission channel with the media server according to the dynamic address information and the fixed address information; and the digital twinning program transmits the media content data to a client for display through a media content transmission channel stream by adopting a quality of service (QoS) processing mode. According to the digital twin interactive media content streaming method in the weak network environment, the problems of low quality and high time delay caused by bandwidth limitation and a severe network environment are solved, the quality of the media content received by the client is improved, the time delay in the transmission process of the media content data is reduced, and the transmission efficiency is improved.

The application discloses a kind of digital intelligence fusion communication method and system based on artificial intelligence, and SIP application module is the conference priority of each conference that edge media server carries;Digital intelligence control module obtains the low priority conference of the resource occupancy density of pre-set quantity, and the low priority conference of few number of participants;Digital intelligence control module real-time collection performance parameter of edge media server;Using trained prediction model to obtain the load prediction condition of the edge media server;According to the load prediction condition, dynamically adjust media stream distribution mode.The load of edge media server is predicted in the application, according to the priority of conference, number of participants and load prediction condition, flexibly select media stream distribution mode, meet the demand of user to video communication.

The present application relates to a method, system, electronic device and storage medium for protecting video content, and relates to the technical field of video image processing. The method includes: receiving a video access request sent by a client, and obtaining a video identifier corresponding to the video access request; if target video data corresponding to the video identifier is stored in a local storage unit, then reading the target video data in the local storage unit; based on a preset watermark strategy, dynamically adding a watermark to the target video data frame by frame to generate target video data with a watermark; based on a streaming media server, pushing the target video data with a watermark to the client for user viewing. The watermark of the present application is directly embedded in the video stream and cannot be removed or tampered with by the front-end code, thereby ensuring the integrity and security of the watermark. In addition, the position and content of the watermark are constantly changing, which increases the difficulty of removing the watermark.

A method including, at a media content server, receiving a pre-modified live digital audio stream, modifying the pre-modified live digital audio stream to produce a live digital audio stream, at a time-shifted media server, storing the pre-modified live digital audio stream, at an alternative content server, identifying and storing respective alternative content start / stop tags, at a client device, receiving the live digital audio stream, in response to a playback command by a user, transmitting a time-shifted digital audio stream request, in response to the time-shifted digital audio stream request, the time-shifted media server streaming the time-shifted digital audio stream, the client device, identifying an upcoming alternative content period, in response to determining that the upcoming alternative content period is within a pre-determined timing threshold, transmitting an alternative content request, receiving a second alternative content, ceasing to output the time-shifted digital audio stream, and outputting the second alternative content.

A system and method for bi-directional quality testing of web real-time communications (WebRTC) sessions. In an embodiment, the system and method comprise an operator network, cloud contact center, cloud contact center agent application, and a synthetic software agent comprised of agent automation software, injected API shim code, virtual audio devices, audio processing applications, and media servers, capable of performing automated and to end communication testing. In order to provide end to end testing, especially with respect to voice quality, the synthetic agent software may control and monitor the audio channels (both send and receive) of the browser communication session.

Calls run through a virtual desktop infrastructure server are enhanced by opening a media channel between a personal computing device and a media server for a call initiated using a virtual desktop infrastructure server. A first stream of media data for the call is merged with a second stream of media data for the call in a single virtual channel of the protocol using a first packet queue to store packets of the first stream and a second packet queue to store packets of the second stream as the packets await transmission. A first packet of media data of the first stream is pushed into the first packet queue. A fill level of the first packet queue is compared to a first congest threshold associated with the first packet queue. Responsive to the fill level exceeding the first congest threshold, a congestion mitigation measure is invoked.

Various embodiments disclosed herein provide for a caller identification (ID) method and system that can provide caller ID information to display on devices other than the wireless equipment device that is receiving the phone call. This can include televisions and other streaming devices associated with the user receiving the phone call. The mobile wireless network associated with the user's wireless user equipment can determine whether the user has an additional device on which caller ID is to be displayed, and then identify a media server associated with the additional device. Once identified, the mobile wireless network can provide the media server with the caller ID information so that it can be displayed on the television or other streaming device.

This invention discloses a method for acquiring fitness video streams in a network-free environment, comprising: when a fitness mirror loses its connection with a streaming media server, the fitness mirror sends a data bridging request to an app configured on the user's electronic device; after receiving the data bridging request, the app sends a fitness video stream playback request to an API server and receives a video stream slice address generated by the API server based on the fitness video stream playback request; the app downloads a video stream slice from the streaming media server based on the video stream slice address and sends the downloaded video stream slice to the fitness mirror; the fitness mirror displays the video stream slice through a mirror display.

The embodiment of the invention discloses a multi-link media stream transmission method, system and device and a storage medium. According to the technical scheme provided by the embodiment of the invention, a target service request is initiated to a service address management server, and a server address and a multi-link media transmission address returned by the service address management server based on the target service request are received; connecting a target server based on the server address, and reporting the multi-link media transmission address to the target server, so as to select a corresponding media server for media stream transmission according to the multi-link media transmission address through the target server; and receiving the media stream transmitted by the media server selected by the target server. By adopting the technical means, the media stream transmission task is transferred from the target server to the media server to be executed, so that the occupation of server resources is reduced, the stability and reliability of server operation are guaranteed, and the service quality of the server is guaranteed.

The invention discloses a method and a system for realizing two-way communication of a dual-mode terminal of a wide-narrow fusion cluster, and belongs to the technical field of wide-narrow fusion cluster communication, the system comprises the dual-mode terminal, a media server and a fusion control center, communication is established between the dual-mode terminal and the fusion control center, a sending end sends call requests simultaneously through a wide band and a narrow band, and the media server sends the call requests to the fusion control center. The receiving end compares the new call with the currently processed call based on the information of the newly received call request, and judges two call requests which belong to the same call and are respectively acquired through the broadband and the narrowband; based on two call requests of the same call, a broadband call connection and a narrowband call connection are respectively established, and meanwhile, a broadband voice channel and a narrowband voice channel are respectively established between the dual-mode terminal and the media server. According to the invention, based on a redundancy mechanism of a narrow-band mode and a wide-band mode, the communication stability and the service continuity are greatly improved.