98 results about "S-Video" patented technology

The invention discloses a video compliance monitoring system based on multistage event aggregation, which adopts a distributed two-stage architecture of an edge end and a center end, the edge end realizes video stream acquisition, dynamic sampling, multi-modal AI structured analysis and video segmentation buffer storage, and pushes an analysis result to the center end in real time, and the center end receives data and then sends the data to the edge end. Through a three-stage analysis system including atomic event extraction, session scene recognition and cross-time-period violation detection, violation detection is completed, a backtracking video with a superimposed mark can be generated, and a violation record and a video URL are pushed to a service system, so that efficient analysis and accurate backtracking of video compliance monitoring are realized; the invention further relates to a video compliance monitoring method based on multi-level event aggregation.

The invention discloses an accelerator card resource sharing system, method and device and electronic equipment, and relates to the technical field of accelerator cards, the system comprises an address mapping module and a memory copying engine module, the address mapping module is used for receiving an access request of an accelerator card video memory of a source host, querying a mapping relation of virtual addresses in a dynamic mapping table and copying the virtual addresses to the source host; the memory copy engine module generates target label information for identifying a target data packet transmitted across hosts, the dynamic mapping table reflects a mapping relation between a source host virtual address and a target host accelerator card physical address, and the memory copy engine module copies the target data packet according to the transmission priority and sequence information of the target data packet contained in the target label information. And executing cross-host data transmission to ensure that the data is efficiently transmitted to an accelerator card video memory of a target host. According to the embodiment of the invention, the problems of relatively high delay and insufficient flexibility in coping with the complex demand of acceleration card cluster sharing in the prior art are effectively solved.

A method for detecting video feed injection or camera bypass attacks during a computing device based authentication session, utilizing a camera's video feed. Activating the camera to request a video feed having designated camera settings and receiving a video feed, which may be a video injection of the actual video feed from the camera. Detecting a time delay between activating the camera and receiving a video feed and comparing the time delay to an expected delay. Camera settings are compared to the characteristics of the received image feed. If the time delay doesn't match an expected delay or range of expected delays, terminating the authentication session. If the video feed characteristics don't match expected video feed characteristics, based on the camera settings, terminating the authentication session. The camera security cycle may be repeated a random number of times during a security session and the camera settings may be randomly selected.

The invention discloses a video stream intelligent processing method and system based on cloud edge collaboration, and the method comprises the steps: an edge end collects an image according to the original reasoning resolution of an AI model, and pushes the image to a server after compression; the server processes two paths of data streams in parallel, one path directly inputs a native resolution image into a GPU acceleration model for real-time reasoning, generates a control instruction and feeds back the control instruction to an edge end, and the other path packages a low resolution image with a detection result into a monitoring video stream; and the edge end executes the control instruction and dynamically adjusts the collection frame rate based on the inter-frame difference. By implementing resolution decoupling in the links of acquisition, reasoning and display, millisecond-level AI reasoning and high-definition monitoring experience under the condition of low bandwidth occupation are realized, meanwhile, different scenes and network conditions are adapted through dynamic frame rate adjustment, and the problems of real-time performance, accuracy and visualization of video stream intelligent processing in a resource limited environment are effectively solved.

The application discloses a kind of network camera's video transmission method, system, device and storage medium, comprising: terminal obtains the equipment information of network camera by near field communication, according to equipment information, second instruction is sent to network camera, to make network camera send video acquisition request to client;Client receives video acquisition request, if video acquisition request meets the requirement, first identity check information is sent to terminal;Terminal receives first identity check information, and second identity check information is called back to client;Client receives second identity check information, carries out identity check according to first identity check information and second identity check information, if terminal identity check passes, first instruction is sent to network camera, to make network camera send video that meets video acquisition request to terminal.The embodiment of the application can safely and conveniently acquire the video of network camera, and can be widely applied in video processing technical field.

A method, apparatus, device, medium, and program product for interaction are provided. The proposed method includes: presenting first comment content and first guidance information, wherein the first comment content is issued to a first video, the first video displays at least one first event related to at least one object, the first comment content indicates a second event related to the first video, and the first guidance information indicates content creation related to the second event; receiving a first trigger operation, the first trigger operation being issued to the first guidance information; and presenting a first interface for interaction related to the second video, the second video being used to display the second event. In this manner, based on comment content belonging to the narrative category, guidance information can be provided to the user, thereby facilitating the user's video-related interactive behavior.

This application provides a method, system, and electronic device for handling dropped video data. Applied to the field of computer technology, the method includes: responding to a dropped frame trigger signal received by the BMC's video function unit during video data frame processing, determining the dropped frame level and relocation address; determining the number of storage instructions to be deleted corresponding to the video data frame based on the dropped frame level and the data volume parameters of the video data frame; the storage instructions are storage instructions from the BMC's CPU to write the video data frame to memory; based on the number of storage instructions to be deleted, deleting storage instructions within the memory address range corresponding to the video data frame and inserting a null instruction at the deletion location; relocating the first storage instruction corresponding to the subsequent video data frame written to memory to the relocation address, so as to write the subsequent video data frame to memory based on the relocation address. This improves the resource utilization of the BMC.

This invention relates to a data information acquisition system, comprising a terminal-side acquisition unit and a server-side processing unit. The terminal-side acquisition unit is deployed on a user's video playback terminal, and the server-side processing unit is deployed on a cloud server. In this invention, a quantitative model integrating static attributes, dynamic behavior, and time decay characteristics is used to transform fuzzy requirements into calculable preference degrees. This solves the problem of traditional algorithms struggling to quantify behavioral weights and time effects, improving the accuracy of capturing users' true video needs. Furthermore, the model's dynamic iterative update mechanism can optimize parameters in real time, adapting to users' short-term interest switching and long-term stable needs, avoiding the demand bias caused by the rigidity of traditional algorithm models. Moreover, the model's matching dimensions, behavioral types, and weight coefficients can all be adjusted according to different scenarios such as short videos, long videos, and professional domain videos, making it widely applicable.

A video livestreaming-based interaction method, apparatus, and computer-readable storage medium for managing viewer-initiated information promotion in livestreaming environments. The method receives information promotion requests from requesting viewer accounts associated with a livestreamer's video livestreaming room. These requests are displayed in the video livestreaming image for the livestreamer account. Upon receiving a promotion confirmation operation selecting a target request, corresponding target promotion information is displayed in the video livestreaming image and pushed to viewer accounts in the livestreaming room. This approach enables interactive content promotion where viewers can request information display while maintaining livestreamer control over what content is actually promoted to the audience.

This invention discloses a safety equipment inspection and early warning system and method based on deep learning, belonging to the field of intelligent early warning technology. By pre-collecting video data sets and worker historical early warning sets, and based on the video data sets, a wearing detection model, a correctness detection model, and an integrity detection model are constructed and trained respectively. For each worker, the system collects the worker's video to be inspected in real time, determines whether the worker is wearing safety equipment, and if so, determines whether the safety equipment is worn correctly. If correct, it determines whether the worker's safety equipment is complete. If complete, a safety wearing record is generated for the worker. Based on the early warning type, a corresponding early warning record is generated for the worker, the worker's historical early warning set is updated, and a fourth early warning is generated for the worker based on the worker's historical early warning set. This invention significantly improves the intelligent management and control level of the work environment.

A camera located behind a partially transparent display allows for a participant in a video conference to appear to be looking directly at other participants, creating a natural eye-to-eye setting similar to an in-person meeting. However, the camera picks up moiré patterns and other distortion from the display. A machine learning model is trained to predict the interference from a frame of video on the display. The predicted interference is then subtracted from a corresponding video frame from the camera, resulting in a clean image. The clean image is then used in place of the camera's video frame in output video, resulting in high quality video useful for a video conference.

This application provides a call method, device, and storage medium. The method includes: acquiring first information of a second user corresponding to a second device, the first information including at least one of audio information or video information; acquiring second information of a third user corresponding to a third device, the second information including at least one of audio information or video information; determining the display positions of the second user's video frame and the third user's video frame on a multi-party video call interface in a first device based on the first information and the second information; and displaying the second user's video frame and the third user's video frame according to the determined display positions. The method provided by this application helps to improve the user's video call experience.

This disclosure provides a video processing method, apparatus, device, and storage medium, the method comprising: first, in response to a predetermined trigger operation acting on a first playback page of a first video, retrieving a relevant recommended video stream for the first video and jumping from the first playback page to a second playback page of the first video; and second, in response to a predetermined first-directional slide operation acting on the second playback page, pulling up from the bottom of the second playback page to display a first target recommended video in the relevant recommended video stream. Thus, embodiments of this disclosure enable jumping from a first playback page to a second playback page of a first video, and on the second playback page, triggering the display of a recommended video in the relevant recommended video stream based on a predetermined first-directional slide operation, making it easier for the user to quickly and efficiently browse relevant recommended videos on the playback page of the first video, enhancing video-based interaction capabilities, and improving the user's video playback experience.

This invention provides an elevator character playback method and system that allow for easy setting and playback of characters to be played inside an elevator. [Solution] The character setting server 5 displays a selection screen that allows the user to select one or more characters from a set of stored characters. Based on the selection screen, the user selects one or more characters from the set of characters. The character setting server 5 transmits the video, audio, and playback schedule of the selected character to the elevator's monitoring panel 1. The monitoring panel 1 receives the character's video, audio, and playback schedule. The monitoring panel 1 plays the received video and audio according to the received playback schedule.

1. Name of the product in this design: Children's Video Walkie-Talkie. 2. Purpose of this design: For children to play with. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

This invention discloses a method for recommending music in live streaming rooms, comprising: real-time collection of multimodal data from the live streaming room; the multimodal data including the streamer's video stream, audio stream, bullet screen text stream, and live streaming environment parameters; fusion analysis of the multimodal data to construct a real-time emotion-scene profile of the live streaming room; based on the emotion-scene profile, matching music from a pre-set music library or generating a matching background melody through a lightweight AI composition module; dynamically adjusting the music volume according to the streamer's voice energy to achieve adaptive mixing output; the invention further discloses a music recommendation system for live streaming rooms, a music recommendation device for live streaming rooms, and finally a computer-readable storage medium. This invention is the first to deeply integrate dynamic emotions and scene types during live streaming, breaking through the traditional static recommendation logic and enabling music to be adjusted in real time according to the live streaming atmosphere.

The present disclosure relates to a playing control method and device, an electronic device and a storage medium. The playing control method comprises: in a case of playing video data, obtaining jump data of a playing progress bar jump of the video data; in a case of determining to enable a frame-by-frame playing mode based on the jump data, obtaining target data; and playing the target data frame by frame through the frame-by-frame playing mode. According to the present disclosure, the user's intention to enable the frame-by-frame playing can be automatically perceived through the jump data of the user's jump progress bar, so that the frame-by-frame playing mode is started to play the target data, thereby improving the user's video watching experience.

This improves the success rate of capturing good video footage of external objects of interest that a person inside a mobile vehicle is interested in, using cameras mounted on the vehicle. [Solution] The information processing method causes the controller (28) to perform the following processes: taking a picture of a person inside the moving object with a first camera or acquiring audio data of the person (S1, S2); identifying the direction in which the person's object of interest is located as the target direction based on the person's video or audio data (S3, S4); and acquiring an image of the scenery outside the moving object in the target direction taken by a second camera mounted on the moving object (S5).

The application discloses a kind of based on semantic guide's video frame processing method, system and storage medium, comprising: obtaining original video, obtains semantic guide text;The time position information of each frame is encoded after fusion with the visual features of this frame, form time sequence enhancement features, according to time sequence enhancement features to video frame grouping, select multiple representative and diversity key frames from pre-sampling frame;Multiple candidate local cropping regions are generated for selected key frame, the semantic similarity between each candidate region and semantic guide text is calculated respectively, and the candidate region with the highest similarity to semantic guide text is cropped out. Through the semantic perception of key frame selection in time dimension, and adaptive frame cropping in spatial dimension, the fine-grained refinement and alignment of video content are realized, thereby the performance of cross-modal text-video retrieval is significantly improved.

This application discloses an IoT video transmission method, system, device, and medium. The method acquires first IoT video stream data at an edge terminal. The first IoT video stream data includes several first video frames. Inter-frame content analysis is performed on the first IoT video stream data to obtain inter-frame difference data for each first video frame. Based on all inter-frame difference data, dynamic frame extraction is performed on the first IoT video stream data to obtain second IoT video stream data. The second IoT video stream data is sent to a server, whereby the server performs frame interpolation processing on the second IoT video stream data, obtaining third IoT video stream data, which is then sent to the user terminal. This method can effectively reduce IoT video transmission bandwidth while improving the integrity and clarity of video transmission, thereby enhancing the user's video viewing experience. This application relates to the field of IoT technology.

The utility model relates to the technical field of optical transceivers, in particular to an HDMI 2.0 high-definition video optical transceiver. The transmitter is used for carrying out regeneration relay and photoelectric conversion on high-definition video signals, audio signals and control signals, the receiver is used for receiving signals transmitted by an optical fiber and recovering the signals into HDMI video signals, audio signals and control signals, and the transmitter and the receiver carry out point-to-point transmission through a single-core optical fiber. According to the HDMI2.0 high-definition video optical transceiver provided by the utility model, the optical fiber transmission technology is adopted, the transmission bandwidth of 18Gbps is supported, the high-quality video effect and the data transmission performance are realized, and diversified requirements and applications of users are met.

Methods, computer program products, and computer systems for improving video conference participant sessions are provided. [Solution] The method captures parameters of independent features of a participant's video conference session, where the independent features include the physical configuration of the participant's video conference setup. The method obtains a feedback rating for the participant's video conference session and applies a model analysis of the participant's video conference session based on the feedback rating and the parameters of the independent features to obtain a session effectiveness score. The method provides calibration suggestions for the parameters of the independent features to improve the participant's video conference session.

A communication device, a method, and a computer program product modifies visual characteristics of live videos to enable non-disruptive transition from presenting a freeze frame video to a video communication session. While presenting the freeze frame video, the device captures live video including the participant and current background. The device detects a change in at least one visual characteristic of the live video that can present a visual distraction to other participants of the video communication session while transitioning from presenting the freeze frame video to the video communication session. In response to detecting the change: the device modifies aspects of the live video to provide a modified live video that retains the at least one visual characteristic consistent with the freeze frame video. The device presents the modified live video to the video communication session on transition from presenting the freeze frame video to presenting live video.

This invention relates to the field of reinforcement learning technology and discloses a method and system for recommending popular science videos on disease knowledge. The method includes: acquiring user account information, medical records, and user habits as recommendation information; storing and recording address tags based on multi-level classification tags; calculating the correlation between users using a hierarchical weighted fusion mechanism based on account information to generate a correlation distribution map; responding to a logged-in user's video push request, matching the recommendation information with the stored address tags for coarse selection to obtain a coarse selection range of videos; calculating the push value for each popular science video based on the coarse selection range and the correlation distribution map, and generating a video recommendation list by sorting the videos in descending order of the push values; and sending popular science videos to terminal devices sequentially according to the order of the recommendation list. This invention prioritizes pushing videos commented on by users with low social relevance to the user, promoting community interaction while protecting health privacy and improving the effectiveness of popular science dissemination.

The application discloses a kind of based on FPGA's video real-time defogging method, utilize the similarity between video stream frame design pipeline architecture to execute step: using the sky area segmentation algorithm of fusion minimum channel value and four direction Sobel operator gradient value, the sky area and non-sky area of foggy image are segmented;First, the minimum channel value of sky area is taken as the channel component of atmospheric light value average, then the atmospheric light value is calculated;First, the initial transmittance of whole foggy image is calculated, the initial transmittance of non-sky area is not handled, using the difference value of minimum channel mean value and the minimum channel value of single pixel based on the transmittance adaptive compensation mechanism designed, the initial transmittance of sky area is revised and handled, and the final transmittance is obtained;Based on atmospheric light value, final transmittance and atmospheric scattering model, foggy image is restored to no fog image.The method can maintain low complexity while ensuring defogging performance, easy to FPGA deployment.

1. The name of the design product: children's video interphone. 2. The use of the design product: for taking pictures, video shooting, and having video interphone function. 3. The design points of the design product: in shape. 4. The picture or photo best indicating the design points: perspective view 1.

The invention discloses a video dynamic transmission code rate adjustment method based on soft terminal bandwidth perception, and the method comprises the steps: obtaining the transmission bandwidth, the packet loss rate and the delay jitter of a detection data packet in real time during transmission, carrying out the transmission abnormality recognition according to the transmission bandwidth, the packet loss rate and the delay jitter, and carrying out the transmission abnormality recognition. The method comprises the steps of obtaining a bandwidth state level, carrying out code rate matching according to the bandwidth state level and a multi-dimensional key factor to obtain a target code rate, and completing seamless switching of the code rate in cooperation with a server according to the target code rate. According to the invention, the video lagging rate can be reduced, and the bandwidth utilization rate can be improved, so that the bandwidth can be matched with the optimal image quality in different use scenes.

The method, apparatus, storage medium, and computer equipment for restoring film and television scripts provided in this application first obtain the video list and breakpoint information corresponding to the target drama title during script restoration. Based on the breakpoint information, the video to be restored for the current episode is determined from the video list, along with the historical plot synopsis and character profiles already generated for the target drama title, enabling resume playback from breakpoints. Next, a script information extraction model is used to analyze and process this data, obtaining the episode's metadata and plot text. The episode's metadata allows for updating the historical plot synopsis and character profiles, while the plot text updates the script output file in the database, ensuring logical coherence and consistency in character settings. After the current episode's video restoration is complete, the next episode's video is retrieved from the video list and used as the new current episode's video for script restoration, continuing until the script restoration of the last episode in the video list is complete, resulting in a complete script output file.

This application provides a method, apparatus, device, medium, and product for processing video conferencing data. The method includes: after a first video conference ends, displaying a meeting summary interface on a first user's video conference page; wherein the meeting members of the first video conference include the first user and a second user; presenting question-and-answer information from the first video conference in the meeting summary interface; wherein the question-and-answer information includes multiple question-and-answer pairs consisting of question text and answer text; responding to a trigger operation by the first user on a target question-and-answer information in the question-and-answer information, displaying a meeting record interface on the video conference page; presenting the meeting record text of the first video conference in the meeting record interface, and presenting the meeting record text corresponding to the target question-and-answer information in a set presentation mode. This method can improve the efficiency of users in sorting out and summarizing video conference content.