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100results about How to "Guaranteed viewing experience" patented technology

Method and system for monitoring video smoothness in live video streaming process

The invention discloses a method and system for monitoring video smoothness in the live video streaming process, and relates to the field of video monitoring in the live video streaming process. The method comprises the steps of by terminal equipment used by users, reporting playing state information to a server; by the server, after adding terminal equipment IPs (Internet Protocols) for the playing state information, carrying out caching and pre-processing to form playing state data; determining the playing state data which passes verification; according to the terminal equipment IP of each piece of playing state data, acquiring geographic position and network operator information of the corresponding terminal equipment; according to the geographic position and network operator information of the terminal equipment, partitioning the playing state data corresponding to all the terminal equipment into a plurality of sets, and determining sets with low smoothness. According to the method and the system which are disclosed by the invention, video smoothness in the process of viewing video streaming by the terminal equipment can be accurately known, and the terminal equipment with low smoothness is rapidly positioned, so that corresponding regulation can be made timely and viewing experience of the users using the terminal equipment is ensured to the greatest degree.
Owner:WUHAN DOUYU NETWORK TECH CO LTD

Video live broadcasting method and device and terminal video live broadcasting method and device

The embodiment of the application provides a video live broadcasting method. The live broadcasting method comprises the steps of acquiring a video frame image, and carrying out the live broadcasting by the video frame image; when the video frame image is not acquired within a preset time interval, obtaining a prediction image to carry out the live broadcasting, wherein the prediction image is generated in the following manners of obtaining a background image and an object contour image in the video frame image which is acquired before the current time, wherein the object contour image has the corresponding coordinate information, and generating the prediction image by the background image, the object contour image and the coordinate information of the object contour image. According to the embodiment of the application, when a server is off-line or the video frame image in the server is lost, the video frame image acquired previously is used to generate the prediction image, and the prediction image is used to carry out the live broadcasting, so that a live broadcasting picture still looks like an image changing continuously, a picture jump situation is avoided, and the watching feelings of users are guaranteed.
Owner:广州盈可视电子科技有限公司

Signal transmission control device

The invention relates to a signal transmission control device comprising a signal receiving module used for receiving control signals, a direct broadcasting satellite module used for receiving satellite signals, and a connection control module electrically connected to the signal receiving module and the direct broadcasting satellite module; when the control signals are used for switching a playing signal source from other signal sources to a satellite signal source, the signal receiving module is connected with the direct broadcasting satellite module; when the control signals are used for switching the playing signal source from the satellite signal source to the other signal sources, the signal receiving module is disconnected from the direct broadcasting satellite module. Via the signal transmission control device provided in a technical solution of the invention, adjustment of the direct broadcasting satellite module cannot be caused by operation of a user switched to a satellite signal mode through a remote controller when a television does not play the satellite signals, so that satellite signals that are received when the user pushes a press key of the satellite signal source have the same set-up parameters as satellite signals that are received when the television is watched last time can be guaranteed, and watching experience can be ensured.
Owner:HISENSE BROADBAND MULTIMEDIA TECH

Playing progress correction method and device, electronic device and readable storage medium

The invention provides a playing progress correction method and device, an electronic device and a readable storage medium, and belongs to the technical field of computers. In the method, during the process of playing a group video, a group member terminal sends a playing progress message used for representing the current playing progress of a group member terminal to a server, and the server determines whether the playing progress of the group member terminal is consistent with the playing progress of the group master terminal based on the received playing progress message and sends a playingprogress correction instruction to the group member terminal if the playing progress of the group member terminal is inconsistent with the playing progress of the group master terminal, so that the group member terminal can adjust the playing progress based on the playing progress correction instruction, the playing progress is consistent with the playing progress of other member terminals, and the watching experience of the user is ensured. And meanwhile, the user does not need to manually correct the playing, and the group member terminal can automatically send the playing progress messageto the server to correct the playing progress, so that the labor cost of playing progress correction can be reduced.
Owner:BEIJING QIYI CENTURY SCI & TECH CO LTD

Video recommendation method and device and electronic equipment

The embodiment of the invention provides a video recommendation method and device and electronic equipment, and the method comprises the steps: determining at least one target publisher according to the feature information of a plurality of video publishers, the video features of a plurality of videos and a user watching behavior log, and generating a target publisher set; and combining the videosin the video library according to the video pushing relationship, obtaining the click rate of the second video in each video combination according to the user watching behavior log and the video pushing relationship to generate a click rate list, and for each target publisher in the target publisher set, when the first target video is played, obtaining a video recommendation list corresponding tothe first target video, sorting the to-be-recommended videos in the video recommendation list according to the click rate list, and screening out a first preset number of second target videos for recommendation. According to the invention, the experience effect of the user in the publisher recommendation scene can be improved, recommendation can be performed according to the video playing condition, and the watching experience of the user is ensured.
Owner:上海众源网络有限公司

Data fragment transmitting and dispatching method and system in P2P streaming media system based on SVC

InactiveCN103905918AMeet synchronization needsEasy to loseSelective content distributionSerial codeTime sequence
The invention relates to a data fragment transmitting and dispatching method and system in a P2P streaming media system based on SVC. The data fragment transmitting method includes the steps that (101) the data of a base layer and an enhancement layer in the P2P video streaming media system based on SVC are equally divided by using the data size as the unit, so that a plurality of equally-divided data pieces are obtained; (102) time labels are added to the equally-divided data pieces according to the steps as follows, and the equally-divided data pieces and the added time labels of all the equally-divided data pieces are connected and then transmitted; (102-1) each data layer is divided into a plurality of PTUs by using the decipher as the unit, namely one PTU corresponds to one decoding unit in a sub layer, the PTUs in each layer are numbered successively according to the playing time sequence, and accordingly PTU serial numbers are formed; (102-2) time labels PTU Seq-inSeq are added to all the equally-divided data pieces according to the playing time unit PTUs, the 'PTU Seq' in the time labels represents the PTU serial numbers which the equally-divided data pieces belong to, and inSeq represents the serial numbers of all the fragments of the PTUs which the equally-divided data pieces belong to.
Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI

Method for adjusting image transmission resolution, image shooting device, machine-readable storage medium

A method for adjusting image transmission resolution, an image capturing device, and a machine-readable storage medium are disclosed. The method for adjusting image transmission resolution comprises obtaining specification parameters of the display device under a set condition, wherein the specifications include at least the resolution of the display screen in the display device; determining a configuration parameter of the image transmission code stream that matches the specification parameter, wherein the resolution of the image carried by the image transmission code stream matches the resolution of the display screen in the display device; configuring the image transmission bit stream on the configuration parameters and sending the same to the display device, wherein an image is displayed on a display screen of the display device. Since the image capturing device configures the image transmission code stream, the resolution of the image carried by the image transmission code streamcan be matched with the resolution of the display screen in the display device. The quality of the image displayed by the display device can be improved, the user viewing experience can be increased,and the power consumption of the image capture device can be reduced.
Owner:SZ DJI TECH CO LTD

Multi-cloud video distribution strategy optimization method and system

The invention provides a multi-cloud video distribution strategy optimization method and system. The method comprises the following steps: acquiring live video stream data, CDN time delay data of each cloud platform server, CDN distribution price and transcoding price of each transcoding template in a historical time period; cleaning the live broadcast video stream data, counting the total amount of first audience terminals in a first time period of a historical time period, the minimum demand code rate proportion and the proportion of the number of live broadcast users corresponding to each source code rate, and performing user category classification according to the source video code rate and the minimum demand code rate of the audience terminals; predicting the total number of second audience terminals watching videos in a future predetermined time period, calculating the number of audience terminals corresponding to various users in the future predetermined time period, and respectively calculating each consumption cost and each QoE value of each user in the future predetermined time period based on each transcoding template; and determining a cloud platform server suitable for each type of users according to each consumption cost and each QoE value, and performing statistics on the proportion of the total number of users covered by each cloud platform server in a future predetermined time period.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Display control method and device, equipment and storage medium

ActiveCN113923499AGuaranteed viewing experienceSolve the problem of easily addicted to watching video streamsSelective content distributionEngineeringHuman–computer interaction
The embodiment of the invention discloses a display control method and device, equipment and a storage medium. The method comprises the steps of playing a first video in a first display area in a video stream playing interface of a preset application program, receiving a switching instruction, and switching to play a second video in the first display area under the condition that a preset reminding condition is met, the display area of the second video is changed from the first display area to a second display area in the playing process, the size of the second display area is smaller than that of the first display area, and preset prompt information is displayed outside the second display area in the video stream playing interface. By adopting the technical scheme, the reduction change of the display size is combined with the prompt information, so that the perception of a user on anti-addiction can be enhanced, the reminding effect is enhanced, the problem that the user is easily addicted to watch a video stream is solved. Meanwhile, the abrupt feeling and the blocking feeling caused by directly playing a video in a smaller area are avoided, and the user experience is improved. And the video watching experience of the user is ensured.
Owner:BEIJING ZITIAO NETWORK TECH CO LTD

Game control method and mobile terminal

The invention provides a game control method and a mobile terminal, relating to the field of communication, and aiming at solving the problem that existing game switching operations are complex and may be affected. The light emitted by a first light source component of a backlight source of a mobile terminal display screen is projected to a display panel to form a first full-screen picture at an incidence angle that is not less than a first angle through a light guide plate; and the light emitted by a second light source component is projected to the display panel to form a second full-screen picture at an incidence angle that is not less than a second angle through the light guide plate. The control method comprises the following steps: acquiring first game data of a first game and second game data of a second game in N games in running states; controlling the display screen to alternately display the first game data and the second game data according to a preset display frame rate; and enabling the first full-screen picture to correspondingly display the first game data, and enabling the second full-screen picture to correspondingly display the second game data. According to the scheme provided by the invention, the two games can be simultaneously displayed in full screen states, and the games can be quickly switched through viewing angle switching.
Owner:VIVO MOBILE COMM CO LTD

Display control method and apparatus of naked eye 3D display terminal, and display terminal

The invention provides a display control method and apparatus of a naked eye 3D display terminal, and a display terminal, and relates to the field of stereoscopic display technology. The problem that the driving of optical grating will increase the power consumption in the prior art is solved. The naked eye 3D display terminal comprises a display screen and an optical grating arranged on the display screen, the method comprises the following steps: detecting whether the working state of the naked eye 3D display terminal changes; if the working state of the naked eye 3D display terminal changes from an operation state into a standby state, closing the optical grating; if the working state of the naked eye 3D display terminal changes from the standby state to the operation state, determining a current display mode of the naked eye 3D display terminal, if the current display mode of the naked eye 3D display terminal is a 3D display mode, opening the optical grating, and when the current display mode of the naked eye 3D display terminal is a 2Ddisplay mode, closing the optical grating. By adoption of the display control method and apparatus, electricity is saved, the power consumption is optimized, and the naked eye 3D display terminal can reach a better standby time and reduce the heat.
Owner:SUPERD CO LTD

Detection method and device of three-dimensional film source reverse view

The invention provides a detection method and device of three-dimensional film source reverse view, and relates to the multimedia field. The problem in the prior art that the picture playing effect is seriously influenced since the reverse view phenomenon is not solved is solved. The method comprises the following steps: selecting N frames of first original images in a to-be-detected film source, wherein N is a natural number and is not smallerthan 1; acquiring a detection region in the first original image, wherein the detection region is located in the upper left part or the upper right part of the first original image; acquiring a matching region in the first original image, wherein the pixel difference of the matching region and the detection region is smaller than a first preset value; determining whether reverse view the first original image occurs according to the position information of the matching region, the position information of the detection region and the filmsource format of the to-be-detected film source; and determining whether the reverse view of the to-be-detected film source occurs according to the reverse view determination result of the N frames of first original images. The scheme provided by the invention can accurately judge whether reverse view the to-be-detected film source occurs, so that the reverse view phenomenon can be solved, and the picture playing effect is guaranteed.
Owner:SUPERD CO LTD
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