41 results about "Video broadcast" patented technology

Provided are a context-aware model generating method, an important event determining method, and an in-game context management server for performing the same methods. The context-aware model generating method includes generating a context-aware model which determines whether an important event of a video game occurs by using in-game data, utterance data, and chat data collected from the video game capable of being broadcasted as a sports game video. The important event determining method includes combining candidate events predictable from each of the in-game data, the utterance data, and the chat data based on the context-aware model, and determining, as an important event, a candidate event including a duplicate game content among candidate events.

The present disclosure provides a digital human synthesis method, device, electronic device and storage medium, which relate to the field of artificial intelligence technology. The method includes: obtaining a target image, a driving video and a target audio; extracting three-dimensional face data and three-dimensional implicit key points in the target image, as well as the audio features of the target audio; predicting the three-dimensional face data mapped by the audio features based on the three-dimensional face data and the audio features; obtaining the head posture data of the character in the driving video, and predicting the motion optical flow of the target image based on the head posture data, the three-dimensional implicit key points and the three-dimensional face data mapped by the audio features; synthesizing the video frame image of the digital human based on the motion optical flow to obtain a video of the digital human broadcasting the target audio. The present disclosure ensures that the detailed description of the digital human's face and the head swing are continuous and natural, and improves the effect and stability of the digital human broadcasting video.

The present disclosure relates to a method, a device, and a computer program product for generating video. The method includes extracting a first text of a first language in an input video and generating a second text of a second language corresponding to the first text of the first language. The method further includes generating a gist frame of the input video based on the input video and the second text, where the gist frame indicates information associated with color configuration and object layout of the input video. In addition, the method further includes generating, based on the gist frame and the second text, an output video broadcasting the second text by means of the second language. The method of the present disclosure enhances the similarity of the output video and the input video, and expressions and actions of a narrator can be generated at a correct time point.

An encryption / decryption method is disclosed, where an input data string is described in term of a reference set of unique processing strings of number of bits between minimum and maximum, with these being organized in classes of members of same number of bits, where one or more classes are modified by permutating their members such obtaining a modified set, where directional correspondence reference-to-modified of a member is the encryption / decryption of that member, described in an encryption / decryption key with such keys being stored to be specific to every encryption / decryption enabled device, where such enabled devices exchange encrypted data using such key that is dedicated to a pair of devices only, without sharing such key on the communication channel, and where a central switchboard connects such communicating devices to enable exchanging encrypted data, concealing the communicating devices.

A system provides automatic aspect ratio adjustment, multi audio channel processing, and / or a reconfigurable display, each of which can be implemented by itself or together in mobile computing devices which receive synchronized video broadcasts from two or more cameras.

The invention discloses an automatic play window adjusting method, system and device based on browser position awareness and a medium, and belongs to the technical field of video play control, and the method comprises the steps that a message service is started in a player window, and a browser sends a message to the player window for setting the initial position and size of the player window; registering events in the player window, so that the player window can respond to the events, and the events comprise a browser window position and size change event and a mouse wheel sliding event; when a registered event occurs, the position and size of a player window are adaptively adjusted. According to the method and the device, the requirement of a user on efficient, stable and good-compatibility browser video playing experience can be met.

This application relates to systems and methods for real-time video analysis. A method and a sports analytics system (SAS) for analyzing Live Video Broadcast Streams (LVBS) of sporting events are provided. SAS splits the LVBS into a Real-Time Messaging Protocol (RTMP) stream and a Hypertext Transfer Protocol Live Stream (HLS), and uses the phase difference between the RTMP stream and the HLS to analyze the RTMP stream. SAS uses a first set of cues to detect people present in frames of the RTMP stream and tracks the detected people by analyzing previous frames. SAS uses a second set of cues to identify the tracked people, assigning a separate weight to each of the second set of cues, and comparing the assigned weight of each identified person with pre-existing data of all athletes to identify the athletes in the frames. SAS transmits the contextual interaction content of the HLS and the identified athletes to a user device.

The present invention discloses a mining video broadcasting system and operating method, comprising a control terminal and multiple multimedia devices. The control terminal is installed in an aboveground dispatch room. The multimedia devices are installed in the shaft and are adapted to communicate with the control terminal. The control terminal is adapted to transmit information to the multimedia devices in a variety of ways, including: designated transmission, in which the control terminal is adapted to transmit information to a designated multimedia device; sequential transmission, in which the control terminal is adapted to transmit information to multiple multimedia devices in a specific order; and network-wide synchronous transmission, in which the control terminal is adapted to transmit information to all multimedia devices simultaneously. The system enables efficient and secure information transmission and has a comprehensive fault detection and alarm mechanism, thereby improving the safety of underground operations and the flexibility of real-time scheduling.

A betting apparatus, including a lottery retailer computer which includes a processor, video recording device; transmitter; and output device which includes a printer. The processor processes information for purchasing a lottery ticket. The video recording device records a video clip or recording of a first user during a purchase of the lottery ticket. The processor generates an electronic lottery ticket. The transmitter transmits the video clip or recording and the electronic lottery ticket to a first device or second device. The central processing computer provides a first electronic forum which provides a video broadcast or streaming video of the lottery drawing a game. The central processing computer provides a second electronic forum which provides video of a sporting event. The central processing computer receives and processes information regarding a second bet placed regarding the sporting event and processes information for placing the second bet.

The invention provides a packet loss processing method and device, equipment, a storage medium and a computer program product, and relates to the technical field of wireless communication, and the method comprises the steps: receiving a video data stream; the video data stream comprises at least one I frame and a plurality of non-I frames, and each frame is associated with a timestamp; the I frame is a video frame which can be independently decoded, and the non-I frame is a video frame which needs to be decoded by referring to other frames; under the condition that discontinuous hopping of the timestamp is detected, it is judged that I-frame packet loss occurs; and decoding the continuous video frame data received before the discontinuous jump point of the timestamp, and discarding the video frame data received after the discontinuous jump point of the timestamp. According to the invention, when the I-frame packet is lost, the packet before the timestamp is changed is used as the end frame to be sent to the upper layer for decoding processing, and other subsequent packets are discarded, so that the fluency of the picture can be ensured, the blurred screen is reduced, and the delay time is shortened, thereby improving the service experience of video broadcasting.

The invention provides an artificial intelligence identification method for discovering abnormal states in audio and video playing contents, and relates to the technical field of video processing, and the method comprises the steps: decoding a video to be processed, obtaining a plurality of video frames to be processed, and carrying out the feature extraction processing, and obtaining a spatial-temporal feature map; according to the spatio-temporal feature map, obtaining a partition spatio-temporal feature vector; inputting the partitioned spatial-temporal feature vectors into a coding model to obtain comprehensive spatial-temporal feature information; and inputting the comprehensive spatio-temporal characteristic information into a classification and discrimination model to obtain a heteromorphic type identification result. According to the method and the device, local information and global information in the video can be effectively captured through feature extraction processing of multiple levels and multiple partitions, accurate understanding of video content is facilitated, abnormal state type recognition of continuous multiple frames of the video is achieved, the method and the device can be suitable for more scenes and abnormal state types, and the recognition efficiency is improved. And the identification accuracy and applicability are improved.

The disclosed system pertains to the generation, mixing, and simulcasting of extended reality (XR) content in real-time. The system includes a first data input source providing live data and a server computer. The server computer receives the live data and user input, enabling a user to select and configure at least one three-dimensional (3D) graphical object. The server computer renders a simulcast comprising a composite of the live data and an animation of the 3D graphical object, and outputs the simulcast to at least one display device. The live data can be video broadcast data, live performance video data, motion capture data, location data, or audio data. The animation is responsive to changes in the live data.

1. Name of the product of this design: An interstitial advertising module for a video playback graphical user interface of an electronic device. 2. Purpose of this design product: This design product is used for an electronic device. 3. The key design features of this design product are the part of the graphical user interface for which protection is sought. 4. The picture or photo that best illustrates the key points of the design: Main view of Design 1. 5. Designate Design 1 as the base design. 6. Purpose of the graphical user interface: Overall purpose: video playback interaction, local purpose: inserting advertising content into the video play list through changes in user operations, and supporting the functions of jumping, pausing or skipping when playing advertising content. 7. Other situations that require explanation Reference diagrams: This design protects the interstitial advertising module; Design 1: Inserting advertisements into the video play list As shown in the main view of Design 1, select the advertisement card to enter full-screen playback, as shown in Design 1 change state diagram 1, the "Skip XX seconds" button is out of focus by default, and cannot be skipped during the countdown, as shown in Design 1 change state diagram 2; Design 2: Inserting advertisements into the video play list As shown in the main view of Design 2, select the advertisement card to enter full-screen playback, as shown in Design 2 change state diagram 1, evoke the advertisement progress bar and pause the advertisement playback at the same time, as shown in Design 2 change state diagram 2; It should be noted that the single color block coated area shown in the main views and change state diagrams of Designs 1~2 belongs to the content screen.

A broadcast management system creates, manages, and streams a broadcast of an event from videos captured from multiple cameras. A video capture system comprising multiple cameras captures videos of the event and transmits the videos to a broadcast management server. The broadcast management server generates a website or other graphical interface that simultaneously displays the captured videos in a time-synchronized manner. A broadcast manager user creates a broadcast by selecting which video to output to the broadcast at any given time. A broadcast map is stored for each broadcast that includes all of the broadcast decisions made by the broadcast manager user such that the broadcast can be recreated at a later time by applying the broadcast map to the raw videos. Using a viewer client, viewers can browse or search for broadcasts and select a broadcast for viewing.

This application relates to the field of video compression and transmission technology, specifically to a highly reliable network video broadcast control system. The system includes: a data acquisition module for acquiring network bandwidth and the number of videos being transmitted during each transmission period; a parameter correction module for obtaining corrected quantization parameters, including: extracting each connected component of each frame in the network video; obtaining the matching connected component, change factor, and contour evaluation value corresponding to each connected component; calculating the inter-frame difference and feature richness of each frame; and calculating the network instability, compression coefficient, and corrected quantization parameters for each transmission period; and a compression and transmission module for real-time compression and transmission of the network video using the corrected quantization parameters and the HEVC algorithm. This application improves the transmission reliability and broadcast control smoothness of network video in complex scenarios such as weak networks by dynamically adjusting the quantization parameters.

Method and server for producing live video broadcasting from several video sources. The server receives a first raw video signal from a first edge device connected to a first video source. The server processes the first raw video signal to generate a broadcast video signal and an ultra low latency (ULL) video stream, which are respectively transmitted to a video broadcasting equipment and a user device. The server receives a command for switching to a second video source and transmits a command to start transmitting a second raw video signal from a second edge device connected to the second video source. The server receives the second raw video signal from the second edge device and generates the broadcast video signal and the ULL video stream based on the second instead of the first raw video signal. The server transmits a command to stop transmitting the first raw video signal.

The invention provides a court video picture switching method and device, a server and a storage medium, and relates to the technical field of video surveillance, and the method comprises the steps: obtaining court data corresponding to a target player with a ball in a court surveillance video image; based on the court data of the target dribbling player, determining a target dribbling speed and a dribbling target of the target dribbling player; determining at least one optimal shooting camera based on the first target standing position data of the ball receiving target in the court and the second target standing position data of the target player with the ball in the court; and based on the target ball outlet speed and the second target station data, sequentially switching to the court monitoring picture corresponding to each optimal shooting camera. According to the invention, smooth switching of the court video pictures can be realized, and the real-time performance of live broadcast of the court video pictures is improved.

A method for remotely taking control of a payment terminal. The method, implemented by a payment terminal software module, includes the steps ofimplementation of security measures restricting take-over of control, including at least a step of deactivation, within the payment terminal, of the reading means of a payment device;exchange of signalling data with a connection server, including the transmission of signalling data associated with the payment terminal and the receipt of signalling data associated with a potential remote terminal for the take-over of control;establishment of a point-to-point connection between the remote terminal and the payment terminal, the connection including at least one continuous video broadcast stream of information displayed on a screen of the payment terminal and one stream for the receipt of at least one command from the remote terminal.

The present invention provides an improved method for synchronizing a mobile application to a video broadcast. A server platform is in communication with a plurality of user devices. The server platform retrieves and transmits data regarding a live broadcast event to the plurality of user devices and provides an interactive activity related to the live broadcast event. In one embodiment, in order to account for delays between the broadcasts of different players, the server platform utilizes at least one graphical element and / or at least one audiovisual element of the live broadcast event to generate separate delay pools for each of the plurality of user devices. The plurality of user devices include a mobile application showing sprites representing a plurality of players or objects in the live broadcast event, which are synchronized to a display device based on the delay pools for each of the plurality of user devices.

Audio-video broadcasting equipment receiving an audio-video stream includes an inbound audio stream and an inbound video stream and connected to audio reproduction equipment via a one-directional audio link and via a communication link. The equipment includes a first processing unit arranged to introduce identification data in the inbound audio stream to produce an outbound audio stream; transmit said audio stream to the audio reproduction equipment via the one-directional audio link, such that said audio reproduction equipment reproduces said outbound audio stream; receive, via the communication link, an audio latency value induced by the audio reproduction equipment; synchronise an outbound video stream, produced from the inbound video stream, with the outbound audio stream by using the latency value, and reproduce the outbound video stream.

The present invention comprises a server-side video distribution device, in particular an OTT platform, configured to receive and process from a production video device a number of staged video sequences captured at a real event and augmented with virtual content, and a user-side video output device, in particular a playback device for streaming, connectable or connected to the video distribution device and configured to receive at least one of the number of staged video sequences and to output the received staged video sequence or one of the received number of staged video sequences, in particular to display the same on a display. In this process, the video output device is a video broadcasting system including a switching device configured to automatically switch to another received staged video sequence during the output of one staged video sequence and output the other staged video sequence.

The present invention provides an improved method for synchronizing a mobile application to a video broadcast. A server platform is in communication with a plurality of user devices. The server platform retrieves and transmits data regarding a live broadcast event to the plurality of user devices and provides an interactive activity related to the live broadcast event. In one embodiment, in order to account for delays between the broadcasts of different players, the server platform utilizes at least one graphical element and / or at least one audiovisual element of the live broadcast event to generate separate delay pools for each of the plurality of user devices. The plurality of user devices include a mobile application showing sprites representing a plurality of players or objects in the live broadcast event, which are synchronized to a display device based on the delay pools for each of the plurality of user devices.

A method and server for producing a live video broadcast from multiple video sources. The server receives a first raw video signal from a first edge device connected to a first video source. The server processes the first raw video signal to generate a broadcast video signal and an ultra-low latency (ULL) video stream, which are transmitted to the video broadcast equipment and user device, respectively. The server receives a command to switch to a second video source and sends a command to begin transmitting a second raw video signal from a second edge device connected to the second video source. The server receives a second raw video signal from the second edge device and generates a broadcast video signal and an ULL video stream based on the second raw video signal instead of the first raw video signal. The server sends a command to stop transmitting the first raw video signal.

A hybrid in-person and remote audiovisual conference broadcasting system provides a centrally controlled system for managing and broadcasting the audiovisual data collected from mobile devices both in humanly perceptible proximity of an in-person public-address system and beyond humanly perceptible proximity to the in-person public-address system. In an exemplary embodiment, a moderator controls requests from various participant members to broadcast audio or video from their personal mobile device to the other group members. Some members may be in proximity to an in-person public address system where they may for example be able to hear amplified audio and see live projected or otherwise presented video. In this exemplary embodiment, remote users not in proximity to the in-person public address system may also participate by for example listening to and viewing the broadcast audiovisual data on their personal mobile devices. Both in-person / local users and remote users may request to be selected for broadcasting to all users.

A studio control room including a first master control device, a master transmission route and a standby transmission route are provided. The first master control device is configured to transmit an audio / video broadcast control signal to a broadcast major structure through the master transmission route and the standby transmission route. The embodiment of the present disclosure further provides a broadcast major structure including a master broadcast control route and a standby broadcast control route. The master broadcast control route and the standby broadcast control route each are configured to receive the audio / video broadcast control signal sent by the studio control room and play the audio / video file according to the audio / video broadcast control signal. The embodiment of the present disclosure provides a broadcast control system including above studio control room and broadcast major structure. The studio control room is coupled to the broadcast major structure.

A computer implemented method for video broadcasting includes receiving, via a graphical user interface (GUI), first information relating to a first shot including one or more first digital media resources and second information relating to a second shot including one or more second digital media resources. A first video feed in accordance with the first information is played on a digital canvas. A second video feed in accordance with the second information is loaded on the digital canvas, such that the second video feed is hidden by the first video feed. A broadcast is generated by capturing a series of video frames of the digital canvas, and the broadcast is transmitted to one or more first remote devices.

Disclosed herein are embodiments generating video on demand (VOD) using network digital video recording (NDVR). A method includes receiving a video on demand (VOD) request for generating a VOD package of a video broadcast prior to a broadcast. The method further includes retrieving electronic program guide (EPG) metadata related to the video broadcast. The method further includes sending a digital video recording (DVR) request to a network digital video recording (NDVR) system to record the video broadcast. The method further includes obtaining a video recording of the video broadcast generated by the NDVR system. The method further includes generating a VOD package of the video broadcast, the VOD package including the video recording, and VOD metadata of the video recording. The method further includes sending the VOD package of the video broadcast toward a VOD system to distribute the VOD package.

An encryption / decryption method is disclosed, where the input data string is described in term of consecutive groups of alternating same type bits, where one of these groups of same type bits is defined as a preferred group with the other groups having either lower or higher number of same type bits, where the data string is partitioned into variable length processing strings where the variable length is determined by the occurrence of the preferred group or of a determined number of bits consisting of groups of lower number of same type bits, where these variable length processing strings are encrypted function of the configuration and content of each processing string only, where consecutive processing strings are additionally encrypted based on their content only, where further encryption is performed from permutations of select partitions of groups of processing strings only as well as from permutations of select partitions of consecutive processing strings, where all said encryption means creating a total encryption space, where this total encryption space is represented by a multitude of encryption keys, where each of said encryption keys is interpreted using a set of reference data, and where communication between a data sender device and a data receiver device is secured by conforming to device specific settings.

A system provides automatic aspect ratio adjustment, multi audio channel processing, and / or a reconfigurable display, each of which can be implemented by itself or together in mobile computing devices which receive synchronized video broadcasts from two or more cameras.

Method and server for producing live video broadcasting from several video sources. The server receives a first raw video signal from a first edge device connected to a first video source. The server processes the first raw video signal to generate a broadcast video signal and an ultra low latency (ULL) video stream, which are respectively transmitted to a video broadcasting equipment and a user device. The server receives a command for switching to a second video source and transmits a command to start transmitting a second raw video signal from a second edge device connected to the second video source. The server receives the second raw video signal from the second edge device and generates the broadcast video signal and the ULL video stream based on the second instead of the first raw video signal. The server transmits a command to stop transmitting the first raw video signal.