169 results about "Video record" patented technology

The invention relates to the technical field of electronic contract signing, in particular to an electronic contract signing method and system for video recording willingness authentication, and the method comprises the steps: associating a contract with signing party information through generating a unique task identifier, automatically triggering video recording in a signing link, and completing identity verification in advance; then multi-dimensional information including biological characteristics, willingness statement audio and a signing operation process is synchronously collected in the continuous recording process, finally, characteristic values of a recorded file and a contract file are calculated respectively, and the characteristic values, digital signatures and task identifiers are fused and stored in a tamper-proof mode. The real-time and strong association binding of the video evidence and the electronic contract on the data level is realized, the traceability, tampering prevention, completeness and credibility of the whole signing process are ensured, and the technical problems that in the prior art, the audio-visual evidence and the electronic contract are mutually independent, loose in association and easy to tamper, and a complete evidence chain with judicial proving power is difficult to form are effectively solved.

The intelligent badminton court comprises a standard badminton court and a net rack located in the middle of the standard badminton court, the net rack comprises an intelligent net post for supporting a badminton net, and the intelligent net post comprises an intelligent control platform at the bottom, a supporting rod located on the intelligent control platform and an identification recording module located at the top of the supporting rod; the recognition and recording module can track and record the movement trace of the badminton and is connected with the signal end and the control end of the intelligent control platform, and the recognition and recording module transmits video signals to the intelligent control platform and receives control signals of the intelligent control platform. The problem that existing shuttlecock real-time perception and interaction are difficult to apply to daily playing scenes is solved, and the method can be widely applied to sports venues.

The invention relates to a recorded video authenticity detection system and method, and belongs to the technical field of video detection, and the system comprises a client or a front end which is used for obtaining key frame feature setting sent by a back-end server, determining a key frame based on the key frame feature setting and carrying out feature noise injection in a video recording process, after the video recording is finished, the recorded video is packaged, and the packaged video is sent to a back-end server; wherein the key frame feature setting comprises a feature vector setting mode, and the feature vector setting mode comprises a static setting mode and a dynamic setting mode; and the back-end server is used for receiving the packaged video sent by the client or the front end and verifying the packaged video to obtain a verification result, and the verification result comprises a real recorded video or an unreal recorded video. According to the system, the video recorded by the client can be efficiently verified, and the verification accuracy is improved.

1. The name of the design product: the operation display part of the graphical user interface of the video recording of the electronic device. 2. The use of the design product: an electronic device. 3. The design points of the design product: the part of the graphical user interface requested protection. 4. The picture or photo that best shows the design points: design 1 front view. 5. The use of the graphical user interface: the whole interface is the graphical user interface for video recording. The local use of the interface is: when the user starts the video recording program, the upper left corner of each design interface displays a round button indicating that the video is being recorded, and the length of the video recording is displayed in the upper elliptical time recording bar of the interface recording picture. For design 1, the user can control the zoom of the video picture by sliding the round button on the zoom control bar on the right side of the interface up and down; for design 2, the user can control the zoom of the video picture by sliding the round button on the zoom control bar at the bottom of the interface left and right. 6. Other circumstances that need to be explained: the dotted line part in the figure is not requested protection. 7. The specified basic design: design 1.

The present disclosure relates to a video recording method and device in a virtual scene, a storage medium and an electronic device, and relates to the technical field of computers. The method comprises: controlling a first virtual camera to collect first picture data of the virtual scene under a camera view angle; and controlling an audio engine to perform spatialization processing on an original audio signal triggered by a sound-emitting body based on first pose information of the first virtual camera and second pose information of the sound-emitting body in the virtual scene, to obtain first audio data, and combining the first audio data and the first picture data to obtain a first recording video. In this way, the sound and the picture in the first recording video are matched, which conforms to the video recording in a real situation and greatly increases the authenticity of the video recorded in the virtual scene.

The invention relates to the technical field of ammunition cook-off tests, and particularly discloses a rapid cook-off test device and method.The device comprises a supporting frame, an oil pool, a lifting appliance, a thermocouple, a speed measuring target, a verification plate, a pressure sensor, a video recording device, a temperature recorder and the like. The oil pool is arranged below the supporting frame, the hanger hangs the test bomb above the oil pool, the thermocouple surrounds the test bomb, the speed measuring target and the verification plate are arranged in front of and behind the test bomb respectively, and the pressure sensor is arranged on the side face. The method comprises the steps of inspection before test, equipment installation, verification plate arrangement, sensor installation, equipment debugging, test bomb fixing, water injection and oil injection, remote ignition, observation and recording, field investigation, photographing and recording, unreacted test bomb destroying and the like. The rapid cook-off environment can be accurately simulated, the temperature change of the test bomb can be comprehensively monitored, key parameters can be comprehensively and accurately measured, reliable data can be provided for test bomb performance evaluation, and the test is safe and reliable.

The invention relates to the technical field of artificial intelligence, in particular to an action detection method and equipment based on a multi-modal large model. Acquiring an inspection video recording the inspection process of the on-duty personnel, pre-inspecting the inspection video based on a time sequence action detection model, determining a first probability value of a target action existing in a video segment corresponding to each prediction time range, and determining a second probability value of the target action existing in a video segment corresponding to each prediction time range for each prediction time range; and if the first probability value corresponding to the prediction time range does not meet the preset threshold requirement, detecting a video segment corresponding to the prediction time range based on a multi-modal large model to obtain a detection result used for describing a target action existing in the corresponding video segment, the problems of low accuracy and low efficiency of traditional manual quality inspection are effectively solved, and the accuracy of action detection is improved by utilizing a multi-modal large model secondary judgment mode.

The system according to this embodiment aims to automate the creation of business records and reduce the burden on the user. [Solution] The system according to the embodiment comprises a recording unit, a capture unit, a recognition unit, a documentation unit, a summarization unit, and a record creation unit. The recording unit records video. The capture unit captures the video recorded by the recording unit at regular intervals. The recognition unit performs face recognition based on the video captured by the capture unit. The documentation unit documents the situation based on the information recognized by the recognition unit. The summarization unit summarizes the information documented by the documentation unit. The record creation unit automatically creates a business record based on the information summarized by the summarization unit.

Disclosed in the present application are a video recording processing method and apparatus, and an electronic device and a computer storage medium, which are used for improving the efficiency of video recording processing. The method comprises: in response to a first control instruction from a user, a device-side terminal determining a target video recording mode; in response to a second control instruction from the user, starting video recording in the target video recording mode; in response to a third control instruction from the user, generating a highlight video tag for marking a highlight moment in a video recording; and in response to a fourth control instruction from the user, stopping the video recording, and sending to a system-side terminal the video recording and the video tag carried by the video recording. The method further comprises: the system-side terminal acquiring the video recording and the video tag carried by the video recording, that are sent by the device-side terminal; displaying a video recording selection page, wherein the video recording selection page comprises first historical video recordings captured by the device-side terminal within a preset time period; and in response to a first trigger operation inputted by the user on the basis of the video recording selection page, generating a first initial video on the basis of the first historical video recordings and a video tag carried by each video recording among the first historical video recordings.

The utility model relates to the related technical field of unmanned aerial vehicles, in particular to a data connection structure of an unmanned aerial vehicle, which comprises a landing frame, one side surface of the landing frame is fixedly connected with video equipment, one side surface of the video equipment is fixedly connected with a mounting base, and one side surface of the mounting base is provided with a data acquisition mechanism. According to the data connection structure of the unmanned aerial vehicle, through arrangement of the collection mechanism, the problem that a collection plate of an existing device is inconvenient to mount and dismount is solved, rapid mounting and dismounting are achieved to meet the continuous working requirement, the equipment use efficiency is improved, meanwhile, a flight data plug coincides with the central axis of an interface, and stable transmission of video data is guaranteed; by removing an acquisition mechanism composed of a pull rod, a sliding groove, an installation mother piece, a clamping reed and the like, the problems that an acquisition plate of an existing device is difficult to dismantle and parts are prone to being damaged are solved, dismantling operation is more stable and smoother, and equipment maintenance is facilitated.

The invention provides a full-time video recording low-power-consumption battery camera and a working method thereof. The camera comprises a main control chip; the main control chip comprises an RTC module used for timed sleep wake-up control. The main control chip internally comprises a DDR module for temporarily storing full-time recorded videos; a carried camera; a microphone and a loudspeaker which are mounted; the carried 4G / 5G mobile communication module is used for data transmission between the camera and a cloud server and communication support for interaction between the camera and a video monitoring APP; the carried single-chip microcomputer MCU is used for controlling power supply of the main control chip, performing information interaction with the main control chip and detecting the state of the camera peripheral module, and the state comprises voltameter low-power interruption detection, battery charging state, USB power supply insertion detection, ADC detection, control of operation of the 4G / 5G mobile communication module and information interaction; and the carried SD card is used for local storage of recorded videos and audios. The method is applicable to the camera.

The system according to the embodiment comprises a recording unit, a transmission unit, an analysis unit, and a notification unit. The recording unit records video of a user wearing a wearable camera. The transmission unit transmits the video recorded by the recording unit to a cloud server. The analysis unit analyzes the video transmitted by the transmission unit and detects abnormal behavior or dangerous situations. The notification unit notifies the user's family or related parties of abnormalities or dangerous situations detected by the analysis unit.

A method for controlling a vehicle video recording device includes a step of transmitting a command to a lamp controller to operate a lamp in a case where an impact is predicted or an impact is sensed based on information sensed from a motion sensor and / or an impact sensor.

The invention provides a video recording method, a video recording device and electronic equipment, and the method comprises the steps: obtaining a write-in instance corresponding to the screen direction of a terminal in response to a recording starting operation of the terminal, and writing in a first real-time video frame collected by the terminal according to the resolution of the write-in instance to obtain a first video segment; wherein the resolution of the write-in instance is determined according to the corresponding screen direction and the screen size of the terminal; under the condition that the screen direction of the terminal is switched, destroying a first write-in instance corresponding to the screen direction before switching, obtaining a second write-in instance corresponding to the screen direction after switching, and writing in a second real-time video frame collected by the terminal according to the resolution of the second write-in instance to obtain a second video segment; and in response to a recording termination operation of the terminal, generating a recorded video according to the first video segment and the second video segment. According to the embodiment of the invention, the recorded video quality in a transverse and vertical screen switching recording scene can be improved.

The utility model provides a portable fixing device for pressure relief drilling video recording, and belongs to the technical field of coal mining. Comprising a telescopic rod, an anti-explosion holder is installed at the top of the telescopic rod, an anti-explosion camera is installed at the rotating end of the anti-explosion holder, and a wire is installed on the side face of the anti-explosion holder. Through the arrangement of the telescopic rod and the base body, the anti-explosion holder is installed on the top of the telescopic rod, the anti-explosion camera is carried on the anti-explosion holder, the base body, the telescopic rod and the anti-explosion holder jointly form a support of the anti-explosion camera, and the support can be directly placed on the ground of a roadway for use and does not need to be installed on the wall of the roadway tediously. The explosion-proof tripod head can conveniently and automatically adjust the angle of the explosion-proof camera, it is ensured that a lens accurately faces the drilling position, efficient camera shooting is achieved, when camera shooting operation needs to be carried out at other positions, only the support needs to be moved, the trouble of repeatedly installing and fixing the explosion-proof camera is avoided, and use convenience is greatly improved.

1. Name of the product in this design: Graphical user interface for electronic devices used to capture video using pre-made templates. 2. Purpose of this design: An electronic device. 3. The key design features of this product are its graphical user interface. 4. Images or photos that best illustrate the design points: Interface change state diagram 4. 5. Other views are omitted as they are standard design. 6. Purpose of the graphical user interface: Used for nesting operations and information display of video shooting using pre-made templates. 7. Human-computer interaction method of graphical user interface: The main view is the application list interface. Clicking the "Video Shooting" button in the main view will jump to the video shooting settings interface, as shown in Interface Change State Figure 1. Clicking the upward arrow button above the DOCK bar in Interface Change State Figure 1 will jump to the interface displaying pre-made templates, as shown in Interface Change State Figure 2. Clicking a favorite pre-made template in Interface Change State Figure 2 will jump to the interface displaying a large image of the pre-made template with dynamic effects, as shown in Interface Change State Figure 3 (Interface Change State Figure 3 is one frame). The user can then click "Shoot the Same Style" at the bottom of the interface in Interface Change State Figure 3. The button triggers a dynamic process where the interface jumps to the nested pre-made template, as shown in Interface Change State Figure 4 (which is one frame of the Interface Change State Figure). In Interface Change State Figure 4, after nesting is completed, the interface jumps to the video recording interface, as shown in Interface Change State Figure 5 (which is one frame of the Interface Change State Figure). After the video recording is completed, the interface jumps to the video save confirmation interface, as shown in Interface Change State Figure 6. Clicking the checkmark button above "Save" in Interface Change State Figure 6 causes the interface to jump to the save completion interface, as shown in Interface Change State Figure 7. The gray blocks in the main view and Interface Change State Figures 1 to 7 represent content screens.

The embodiment of the invention discloses an event monitoring method, system and device, a medium and a program product. Comprising the following steps: when a detection module detects a to-be-detected target, sending a pre-recording trigger signal to a main control module to trigger an image acquisition device in the main control module to carry out pre-recording, and receiving a pre-recorded video fed back by the main control module; the detection module performs target detection on a to-be-detected target according to the pre-recorded video, and sends a recording trigger signal to the main control module when determining that the to-be-detected target is an effective target according to a target detection result; and the main control module responds to the recording trigger signal and determines a video recorded by the image acquisition device at the pre-recording starting moment as an event monitoring video. The timeliness of abnormal event identification and pre-recording response is improved, the precision of the pre-recorded content is improved, the overall power consumption required by event monitoring is reduced, and the effectiveness of safety monitoring is improved.

An object of the system according to the embodiment is to check a health condition by comprehensively analyzing daily health data and video data.SOLUTION: A system includes a data storage part, a health condition check part, a video recording part, and a motion analysis part. The data storage unit stores data of a meal amount, an exercise amount, and excretion. The health condition check unit checks a health condition using the data accumulated by the data accumulation unit. The video recording unit records daily video data. The motion analysis unit analyzes the video data recorded by the video recording unit to detect a change in motion or an injury.SELECTED DRAWING: Figure 1

The utility model provides a fault video recording triggering mechanism, which belongs to the field of fault triggering and comprises a video anomaly detection module, a time code triggering control module and a recording early warning module. The digital signal output end of the video anomaly detection module is connected with the digital signal input end of the time code trigger, and the digital signal output end of the time code trigger is connected with the digital signal input end of the recording early warning module. According to the utility model, the defects of the conventional video anomaly detection system in the aspects of timestamp marking, video recording triggering, early warning prompting and the like are overcome, and a device of a fault video recording triggering mechanism, which is more efficient, accurate and reliable, is provided.

1. The name of the design product: the display operation part of the graphical user interface of the video recording of the electronic device. 2. The use of the design product: an electronic device. 3. The design points of the design product: the part of the graphical user interface requested protection. 4. The picture or photo that best indicates the design points: design 1 front view. 5. Design 1 is designated as the basic design. 6. The use of the graphical user interface: the whole interface is the graphical user interface for video recording. The local use of the interface is: when the user starts the video recording program, the upper left corner of each design interface displays a circular button indicating that the video is being recorded, and the video recording time is displayed in the elliptical time recording bar in the upper right part of the interface. The user can convert the video recording interface to full screen mode by clicking the circular button in the lower left corner of the interface. 7. Other circumstances that need to be explained: the dashed part in the figure is not requested protection.

The application relates to a dovetail plate belonging to the technical field of optical equipment, which comprises a plate body, a supporting block protruding from one side of the plate body, a threaded hole provided on the side of the supporting block away from the plate body along the extending direction of the supporting block, and the threaded hole is used for mounting a video recording equipment support. The application has the effect of conveniently recording the observation object during the use of a telescope.

Examples of the invention relate to a video recording apparatus of a vehicle and a control method thereof. A video recording apparatus of a vehicle includes: an event determination unit configured to detect at least one event between an external impact of the vehicle and a motion of an external object; the video recording unit is configured to record an event video in response to detecting an event; the cooperative control determination unit is configured to output a vehicle lamp control signal based on the illuminance information in response to recording the event video.

A method for evaluating performance of a driving video recording system may include extracting, by a control device, a plurality of video frames from a video file, identifying, by the control device, a time interval associated with at least one video frame that comprises a marker among the plurality of video frames and identifying a first time point, of the time interval, corresponding to the at least one video frame, identifying, by the control device and from the video file, a sound signal corresponding to the at least one video frame to identify a second time point, of the time interval, associated with the sound signal corresponding to the at least one video frame, and outputting, by the control device and based on a time difference between the first time point and the second time point, a result associated with a time synchronization performance of the driving video recording system.

The utility model relates to the field of gauging rule calibration, and discloses an intelligent gauging rule calibration device, which comprises an upper cross beam, a lower cross beam and a calibration device, the video recording mechanism comprises a mounting block, a first abutting screw rod, a vertical plate, a first sleeve plate, a second abutting screw rod, a second sleeve plate, a high-definition camera and a third abutting screw rod. The first abutting screw rod is installed on the installation block in a threaded mode, the first abutting screw rod abuts against the upper cross beam, the vertical plate is fixedly installed on the installation block, and the first sleeve plate is arranged on the outer side of the vertical plate in a sliding and sleeving mode. The utility model has the following advantages and effects: the high-definition camera can read the gauge indication value on the gauging rule and the gauge value of the railway gauging rule calibrator, and can also read the gauge rule superelevation indication value on the gauging rule and the superelevation value of the railway gauging rule calibrator, and the read values are input into an external computer, so that digital archiving can be realized, and the working efficiency is improved. And errors possibly caused by manual recording are reduced, long-term storage and management are facilitated, and the labor intensity is reduced.

The invention provides a video processing method and device, electronic equipment and a medium. According to the specific implementation scheme, under the condition that a binocular camera is started, based on a first image collected by a first camera and a second image collected by a second camera, a first feature point pair matched with the first image and the second image is determined; the binocular camera comprises a first camera and a second camera; under the condition that video recording is started, based on a third image collected by the first camera and a fourth image collected by the second camera, determining a second feature point pair matched with the third image and the fourth image; determining an image convergence adjustment amount based on the first feature point pair and the second feature point pair; the image convergence adjustment amount is used for adjusting the image in the video recorded by the binocular camera.

A driving video recording method and device for a vehicle are equipped with an audio video navigation (AVN) system that records a situation outside the vehicle as a video through at least one built-in camera in the vehicle, which may transmit a current location of the vehicle to an external server; acquires, by the external server, closed-circuit television (CCTV) information of at least one CCTV around the current location of the vehicle through a management server that manages public CCTVs; and synthesizes and stores, by the AVN system or the external server, a camera video recorded through the built-in camera and the CCTV information acquired through the management server, thereby integrating a video with a viewpoint from the inside / outside to the outside / inside of the vehicle to generate driving information of the vehicle without blind spots.

The application belongs to the technical field of electric machines, and specifically discloses a stator winding structure capable of being quickly docked and installed, which comprises a base, a rotating assembly, a positioning disc, a rotating disc, a stator core, a centering clamping assembly, a lifting assembly, a video recording assembly and a mounting disc. The positioning disc is arranged above the base through a setting erection assembly. The rotating assembly is arranged at the bottom of the positioning disc. The output shaft of the rotating assembly is connected with the shaft center of the bottom of the rotating disc. The rotating disc is arranged above the positioning disc. The centering clamping assembly is arranged in two groups and symmetrically arranged on the two sides of the positioning disc. The stator core is fixed on the top of the rotating disc through the two groups of centering clamping assemblies. An embedded ring is fixedly arranged in the middle of the stator core. Stator teeth are equidistantly arranged in the embedded ring in the circumferential direction. The stator winding structure can realize the quick and accurate automatic installation of the flat coil on the stator core through visual scanning identification, pneumatic pushing and mechanical guidance.

The embodiment of the invention provides an automatic correction method for video equipment and related equipment, and belongs to the technical field of video recording. The method comprises the following steps: performing edge detection on a target image collected by the video equipment to obtain an edge line set corresponding to the target image; performing straight line detection on the edge line set to obtain an edge line segment set; extracting line segments of a specified type from the edge line segment set to obtain a specified line segment set; wherein the specified type is an approximate horizontal line and / or an approximate vertical line; judging the deflection state of the video equipment based on the inclination degree of each line segment in the specified line segment set; and correcting the deflection angle of the video equipment according to the deflection state. According to the method provided by the invention, each camera can be automatically inspected by using computer equipment, and whether the camera is deflected or not is quickly judged. Compared with manual inspection, the embodiments of the invention can eliminate personal errors, improve the detection efficiency and accuracy, and greatly reduce the detection cost.

The application provides a ship video recording condensation and intelligent retrieval method and system based on an edge node, and belongs to the technical field of edge computing. The method comprises the following steps: S1: collecting ship video recording data; S2: generating condensed video and metadata by an improved Gaussian mixture model, an improved DeepSORT algorithm and a dynamic condensation ratio adjustment algorithm; S3: synchronizing index information of the condensed video and the metadata by each edge node through a publish-subscribe mode; S4: training a lightweight intelligent retrieval model through a knowledge distillation algorithm; S5: calling the lightweight intelligent retrieval model to match corresponding condensed video segments and returning a retrieval result; and S6: collecting feedback information of the retrieval result and performing incremental optimization on the lightweight intelligent retrieval model through an elastic weight consolidation algorithm. The application realizes efficient monitoring management through an edge localization processing+cross-node cooperation+closed-loop optimization architecture, and meets the actual needs of ship safety monitoring and operation management.

A video recording method, device, equipment, storage medium and program product are disclosed. The method comprises: in response to a video recording start instruction sent by a user, collecting a first image frame and adding the collected first image frame to an image collection queue; acquiring the first image frame in the image collection queue in chronological order; for any first image frame acquired, rendering the first image frame and previewing and displaying the rendered first image; encoding the first image frame to obtain an encoded image; adding the encoded image to an encoding queue, for any encoded image in the encoding queue, packaging the encoded image to obtain a packaged image; and when a stop recording instruction is received, obtaining a recorded video file according to the packaged images. Thus, the problems of camera preview screen freezing, insufficient recording video frame rate, frame skipping and discontinuous images are reduced, and the video recording effect is improved.