101results about How to "Smooth viewing" patented technology

Images are efficiently collected or delivered so that uncomfortable feeling given to users who view picked images picked up at vehicles and delivered by an image server is lessened. An image server is so constructed that the following operation is performed: the picked image of the surroundings of a vehicle, picked up with a camera mounted on the vehicle, and the image pickup information of the picked image, including information about the image pickup point, are stored on a storing medium; and picked images stored on the storing medium are delivered to users who view received picked images. One is selected from among picked images inputted from a vehicle with respect to each of areas to which the image pickup points of those picked images belong based on the image pickup information and a predetermined selection condition. The selected picked image is stored on the storing medium.

The invention is suitable for the technical field of Internet television, and provides a video resource scheduling method based on Internet television and a television terminal. The method comprises the following steps that a television terminal monitors the terminal network state of a terminal access network; the television terminal requests a service platform to play a video source; the service platform feeds back a playing address set of the video source to the television terminal, wherein the playing address set comprises a playing address of the video source with different video parameters; the television terminal selects a playing address of the video source of which the video parameter is matched with the terminal network state according to a preset selection strategy for serving as a first playing address; and the television terminal acquires the video source of the first playing address and performs video playing. According to the method, the television terminal can acquire a matched video source for playing by adapting to a practical terminal network state, so that the service quality and the user experience of the Internet television are improved.

The invention discloses a video coding and network transmission method and a video forwarding server. The video coding and network transmission method comprises the steps of A, carrying out coding on each frame of image, generating standard code stream according to preset display standards, the lowest bandwidth capable of playing the standard code stream smoothly is defined as a standard bandwidth; B, judging real-time bandwidths, dissociating at least one frame image from the frame images displayed by the standard code stream each second by adopting the mode of dropping frames initiatively if the real-time bandwidths are lower than the standard bandwidth, generating sending code stream transmitted outwards, adding at least one frame of image data from the dissociated frame data by adopting an initiative frame adding mode if real-time bandwidth is increased after the frames are dissociated, and transmitting the standard code stream outwards if the real-time bandwidths are larger than or equal to the standard bandwidth. According to the video coding and network transmission method and the video forwarding server, the image quality of each frame is not lowered, the smooth displaying of videos can be guaranteed, therefore, the video quality of different bandwidth situations can be improved, and extra communication cost cannot be increased.

A frontlit touch panel for use with a reflective light valve, comprising a front light guide having at least one light input face that supplies light to the guide, a viewing face, a light output face opposite the viewing face, and at least one component of a touch-sensitive transducer, the light output face having a light extraction layer thereon having a substantially flat light exit face and containing buried reflective facets that extract supplied light from the guide through the light exit face. The touch panel can be used with a light source, reflective light valve and suitable control electronics to form a compact, efficient illuminated touch panel display assembly.

The invention discloses a vision computing and inertial measurement unit-based virtual reality interactive device in the technical field of virtual reality interaction. The interactive device comprises a three-dimensional display device, an industrial camera module, three-dimensional glasses, a user interactive peripheral and a computer system, wherein the industrial camera module obtains two or more image signals in a view field range and inputs the image signals to the computer system; and the computer system distinguishes and tracks mark points or active luminous components with high-reflective coatings on the three-dimensional glasses worn by a user and the user interactive peripheral, and outputs a focal point of a sight line of the user and the three-dimensional display device, and spatial position and direction of the user interactive peripheral. The interactive device can be used on desktop-level or large-screen projection and has expansibility and maintainability; and high precision and low time delay can be achieved, continuous operation can be performed, and sight line shielding does not exist.

The invention provides a real-time context perceiving and classification marking method of internet business flow, comprising the following steps: analyzing IP data packet received from a business resource terminal; perceiving business types thereof; dynamically perceiving importance of the each IP data packet in business stream for real-time multimedia stream; if the real-time multimedia stream is coded by the means of classification, not only perceiving importance level of the stream layer at which the IP packet is positioned, but also perceiving importance level of the IP packet in the stream layer; and according to an analyzing result and a preset IP packet marking strategy, previously marking correlative mark field of the IP packet. The method can be taken as foundation of marking algorithm for a traditional internet router or an autonomy network inlet edge router based on diffserv, to divide the IP packet with different importance into different QoS levels, minimize lose of high priority IP packet when the network blocks, heighten probability for successfully transmitting the IP packet for bearing important information, and provide effective QoS guarantee for a user.

The present invention provides a method for distributing and encrypting streaming media, characterized in that: first a DRM encryption is performed on a movie which can be played or downloaded, then a distribution is performed by P2P technology, the movie only can be normally watched when an effective certificate is obtained during the playing, so that the problems of slow play speed, slow download speed and pirate can be solved at the same time. The specific work flow of the method comprises the following steps: (1)a digital program authorization center is established; (2)a digital program is encrypted by using a secret key, and the encrypted information is stored into the head of the digital program; (3)an authentication of the digital program authorization center and a decoding of the secret key are needed to be obtained when the program is requested; (4)users play the digital program by the decoding of the secret key; (5)the downloaded digital program can not be played without the authentication authorization; and (6)users can share the download by means of P2P, or perform a download on the P2P server. The benefits of the present invention is that: the method can ensure application and popularization of the streaming media, effectively solve the copyright protection problem of the video downloads, and has an active effect on protection of media industry.

A frontlit touch panel for use with a reflective light valve, comprising a front light guide having at least one light input face that supplies light to the guide, a viewing face, a light output face opposite the viewing face, and at least one component of a touch-sensitive transducer, the light output face having a light extraction layer thereon having a substantially flat light exit face and containing buried reflective facets that extract supplied light from the guide through the light exit face. The touch panel can be used with a light source, reflective light valve and suitable control electronics to form a compact, efficient illuminated touch panel display assembly.

The invention relates to a live video method and device in a network jittering environment, and the method comprises the following steps: receiving a video and storing the video in a video buffering region; detecting the capacity of a retention data package in the buffering region; comparing the capacity of the retention data package with a preset first threshold value, and judging the playing speed to be less than a preset normal playing speed according to the comparison results if the capacity of the retention data package is less than the preset first threshold value; The first threshold value is defined in a following mode: enabling the first threshold value to be B, and enabling the capacity of the video buffering region to be A, wherein B = A / 2-A*value, and the value is from 5% to 10%. Through the dynamic adjustment of the local playing speed at a local player terminal, the method reduces the adverse impact on video playing and watching experiences from network jittering, thereby improving the user experience.

The invention discloses an intelligent dynamic license plate recognition system, and the system consists of an embedded camera, an LED light supplement unit, a network transmission device, and a central management device. The embedded camera is connected with the central management device through the network transmission device. The embedded camera is also connected with the LED light supplement unit. The embedded camera traces the track of a passing vehicle, makes judgment, and uploads the license plate recognition information and processing results to the central management device through the network transmission device for storage. When a traffic accident happens, the embedded camera also triggers an alarm device of the central management device, and the related personnel is informed for processing. The system automatically recognizes license plate data in a vehicle law violation image and a gate image, license plate bottom color, vehicle body color, and vehicle identification. The system also has a function of detecting abnormality and traffic accidents (abnormal parking and queuing jam) in a monitoring visual region in real time, and giving an alarm.

The invention discloses a video transmission method and device. The method comprises following steps of receiving the video stream of a collected party; successively placing each video frame in the video stream in a cache queue; successively extracting and transmitting the video frame from the cache queue through a network; monitoring the length L of the video frame queue in the cache queue; if L is less than or equal to H, not deleting a frame, wherein the H is equal to the sum of the time length of a group of pictures GOP and a preset time offset value; if the L is more than the H and the frames of two GOPs exist in the cache queue, starting from the last P frame of the former GOP in the cache queue to delete one or multiple P frames until the L is enabled to be less than or equal to the H. Compared with the prior art, the technical solution provides a more effective method for discarding video frames; a user can fluently watch more video contents when the network condition is relatively poor; and the watching experience of the user is greatly optimized.

The invention discloses a wireless live streaming media transmission method. According to the method, a send level of a transmitting end is confirmed through active detection of wireless network connection rate and lost fed back by a receiving end, sent data content is confirmed according to the send level, when the send level is the highest level, the transmitting end transmits all data frames of the live streaming media, when the send level is the lowest level, the transmitting end only transmits key frames of the live streaming media. Through adoption of the wireless live streaming media transmission method, the send level of the transmitting end can be rapidly adjusted in time according to the wireless network state, the transmitting end changes the sent content in real time according to different send levels, so that the receiving end is guaranteed to receive the most complete video images when the network state is good, and the receiving end is guaranteed to receive the video images in real time when the network state is poor.

The invention discloses a wireless television live broadcasting system and a live broadcasting method thereof. The wireless television live broadcasting system mainly comprises a live broadcasting server, a forwarding server and a user terminal, wherein the live broadcasting server is used for converting live broadcasting information into streaming media data and sending the streaming media data; the forwarding server is used for receiving the streaming media data sent by the live broadcasting server and forwarding the streaming media data according to the HTTP (Hyper Text Transport Protocol); and the user terminal is used for sending an HTTP request to the forwarding server and watching live television according to the received streaming media data after being connected with the forwarding server through wireless network. According to the television live broadcasting system and the live broadcasting method, the forwarding server sends streaming media data to the user terminal through the HTTP, so that the defect can be avoided that the traditional broadband IP access network adopts the RTSP (Real Time Streaming Protocol) / RTP (Real-time Transport Protocol) to transmit multimedia data, so that the number of file headers is large, and signalling interaction is cumbersome.

The embodiment of the invention discloses a self-adaption video transmission system and method of a cell terminal network. The system comprises a first decoder, a first coder, a network state estimation module, a second decoder, a first buffer region and a second buffer region, wherein the first decoder is used for converting the format of a received analog video signal into a digital signal format; the first coder is used for coding a received high-definition digital video signal in an FGS (Fine Granular Scalability) manner; the network state estimation module is used for an estimation algorithm which is used for determining which frame dropping policy is adopted for the first buffer region according to relevant information, of network bandwidth, sent by the second buffer region; and the second decoder is used for decoding a video code stream provided by the second buffer region and converting the video code stream into digital television signals to be used by a home user. By implementing the invention, uniform video signal coding and smoother cell video signal transmission are realized, so that the problems that the user cannot watch the television and the like due to blockage of the video signals are avoided.

A display apparatus and a control method thereof are provided. The display apparatus includes a receiver, an image processor, a display and a controller. The receiver receives an image of content in the form image segments. The image processor processes the image of content received via the receiver. The display displays the processed image of content. The controller controls the image processor to display an image corresponding to one viewpoint of the image of content, and display information about a display quality of at least one image segment based on reception states of the image segments. With this, the display apparatus may provide the information about display quality for the at least one segment of the image of content, thereby allowing a user to watch the image of content while smoothly moving a viewpoint.

The invention relates to the technical field of video transcoding, and provides a video transcoding gateway, which comprises a management module, a transcoding module and a network module. A video transcoding gateway monitoring system comprises a monitoring platform, a terminal and the video transcoding gateway. A transcoding method for the video transcoding gateway comprises the following steps of S11.adopting the management module to manage the transcoding module and the network module, and the start or stop of a transcoding task; S12.adopting the transcoding module to analyze a format of anetwork video stream and carry out decoding and coding; and S13.adopting the network module to receive and send the network video stream and feed a packet receiving condition of a client back in time.Hardware acceleration transcoding is adopted, and the format of the network video stream is analyzed through the transcoding module, so that the real-time performance, the continuity and the stability of the video stream in a transmission process can be ensured; compared with an existing GPU, a zero-copy mode is adopted, video frame decoding and coding can be completed in a display memory, the memory copying cost is saved, and the transcoding efficiency is improved.

The present invention relates to a video live broadcasting method and a device in a network jitter environment. The method comprises the steps of (S1) receiving a video and storing the video in a video buffer area, (S2) detecting the capacity of a retention data packet in the buffer area, (S3) comparing the capacity of the retention data packet and a preset capacity threshold, and adjusting a video playing speed according to a comparison result. Through dynamically adjusting the playing speed at a local player end, the negative impact of video playing viewing experience brought by network jitter is reduced, and thus a user experience is improved.

The application discloses an interface rendering method and device. According to the scheme, the method comprises the following steps: when detecting that a window interface is displayed, rendering and outputting a first screen image that needs to be currently displayed to the window interface based on a preset low-rendering frame number; when monitoring that a target trigger event that meets the condition of increasing the rendering frame number exists in the window interface, rendering and outputting a second screen image that needs to be currently displayed to the window interface based on a preset high-rendering frame number and continuous animation events triggered by the target trigger event; and when monitoring that the continuous animation events that have not ended do not exist in the window interface, rendering and outputting a third screen image that needs to be currently displayed to the window interface based on the preset low-rendering frame number. According to the scheme disclosed by the application, under the premise that users cannot be affected to normally view the screen images on the window interface, computing resources required to render the screen image on the window interface can be reduced, the energy consumption of terminals can be reduced, and the heat production of the terminals can be reduced.

An image-displaying apparatus has a displaying device including plural displaying parts with the displaying parts being aligned without any space therebetween along the path of mobile object, a supplying device for supplying to the displaying device an image signal on plural still images constituting motion image, a speed-detecting device for detecting a running speed of the mobile object, and a display-controlling device for controlling the supplying device to display the plural still images, respectively, at their set timing on their set positions of the displaying device based on the running speed of the mobile object detected by the speed-detecting device. The image-displaying apparatus provides the motion image obtained by flashing the still images at a predetermined time interval along a path of the mobile object, thereby allowing a person who is travelling by the mobile object to view the motion image due to the still images.

The invention provides a sharing method capable of maintaining real-time display of multimedia information on a smart terminal. The method comprises the following steps: extracting the multimedia information of an interface and packaging the information; creating a floating small window according to the packaged data; and matching the small window with an application (APP) or interface adopting a same data transmission protocol, and then forwarding and sharing the multimedia information of the interface. The method has the advantages that the multimedia information can be consistently displayed during the process; and automatically matching and forwarding according to the data transmission protocol can be achieved, so that the application sharing convenience and efficiency of the mobile terminal can be improved.

The invention relates to the technical field of network broadcasts, in particular to a control method, device and equipment of a presentation displaying effect of an electronic gift in a direct broadcasting room. The control method comprises the steps of obtaining feature information of a product in terminal equipment; searching the corresponding display performance information from a server according to the feature information of the product, and then obtaining set information of the displaying effect corresponding to the display performance information; saving the set information of the displaying effect so that graphic information of the presentation displaying effect of the electronic gift corresponding to the set information can be restrained base on a set value contained in the set information when data of presenting the electronic gift is generated in the direct broadcasting room. The feature information of the product in the terminal equipment is identified, and then the set information of the presentation displaying effect of the electronic gift in the direct broadcasting room is obtained, the presentation displaying effect of the electronic gift is customized according to differentiation of users using different terminal equipment, and resources in the terminal equipment are reasonably utilized, so that the users watch the network broadcasts more smoothly and comfortably.

Provided is an image display apparatus that displays a page image including a plurality of objects on a screen, determines an amount of movement of the end of the object to be displayed from the end of the screen by detecting a user operation on a touch panel, and sets the end position of the object based on the determined amount of movement when the object to be displayed is larger than the screen.

The embodiment of the invention relates to a video image processing method, a video image processing system and terminal equipment. The method comprises the steps that a first server acquires a videocode stream to be played requested by the terminal equipment; the second server decodes the video code stream to obtain a video; a frame image is partitioned in the video to obtain a plurality of sub-pictures corresponding to the frame image and metadata corresponding to each sub-picture; the metadata is sent to terminal equipment; the synchronous transcoding is performed on all the sub-pictures,and the sub-pictures are stored. In this way, the problem that high-bit-rate online videos cannot be transmitted due to limitation of user network transmission conditions can be avoided. Moreover, only the frame image picture needing to be displayed by the terminal equipment at the next moment is transmitted each time according to the request of the terminal equipment, the influence of the terminal equipment in the aspects of power consumption, heat dissipation, computing power and the like is not considered completely, and the problem that most terminal equipment cannot decode videos of 8K and above 8K is avoided. A user can smoothly watch the ultra-high-definition video through the terminal equipment.

The invention discloses an information display method for a smart television. According to the method, recognition and comparison can be performed according to information of a user image and a voice feature captured through a camera and a microphone of the smart television, or authentication information of a user is directly captured through an NFC module of the smart television to judge whether the user has the authentication information or not, and if yes, the user can log into the smart television. In this way, the identity authentication mechanism more convenient to use is provided for the user, in addition, after the authentication information of the login user is determined, a corresponding personalized user interface can be automatically displayed, according to the authority information of the login user, a program which can be watched and has a grading lock code limit is automatically unlocked, and then the mechanism which can make people watch the program having the grading lock code limit more smoothly is provided.

The invention relates to a method for controlling video streaming buffering in real time. The method is mainly characterized by comprising the following steps of initializing and emptying a video buffer pool, judging whether a thread of video buffering exits from a zone bit or not, if yes, exiting from the thread, or, carrying out the next step, updating states of a video buffering area, and then processing data in the video buffering area according to the states of the video buffering area. The method for controlling video streaming buffering in real time is reasonable in design, as the video buffering area is arranged on a computer terminal, and storage and playing of the video buffering area are controlled, users still can watch fluent video images when the network is congested, the problem that previewing of the video images is not fluent when the network is congested is solved, and performance and user experience of a network monitoring system are improved greatly.

The invention relates to a software background adaptive upgrading method and apparatus. The software background adaptive upgrading method comprises the steps of monitoring a TCP downloading request after the system is started; filtering a network video downloading request and a system upgrading software downloading request from the TCP downloading request if the network video downloading request and the system upgrading software downloading request exist in the TCP downloading request at the same time; downloading and playing network video in a TCP link according to the network video downloading request, and obtaining data cache amount of the network video; requesting to start the downloading of the system upgrading software according to the system upgrading software downloading request; and controlling the downloading rate of the system upgrading software in the TCP link according to the data cache amount of the network video. By adoption of the software background adaptive upgrading method and apparatus, available maximum network downloading bandwidth can be supplied to downloading of the upgrading software while smooth network video playing is ensured, so that the problem of bandwidth resource occupation by network video playing and downloading of the upgrading software is solved, thereby improving user experience.

A video processing method, video processing apparatus, and a computer storage medium are also disclosed for implementing a solution for compensating for lost video frames that are lost during transmission. Lost video frame detection and compensation is implemented by separately numbering each video frame, at a data layer of transmission, with no need to perform additional encoding / decoding calculation, and without increasing a load of a server during lost frame compensation. A lost video frame is compensated for by inserting a compensation video frame after the lost video frame is detected, so as to ensure that a total quantity of video frames is not changed, thereby avoiding stalling at the playback end during a playback process because the quantity of video frames decreases, and ensuring smooth watching during video playback.

The invention relates to a wireless home gateway and a television access realizing method thereof. The wireless home gateway comprises a wireless modem module, a wireless LAN module, a main processing / control module and a cable television access module, wherein the wireless home gateway firstly authenticates a mobile terminal when receiving a request for establishing data connection sent by the mobile terminal, service negotiation between the wireless home gateway and the mobile terminal is carried out after the authentication, data connection is established after the negotiation succeeds, television signals with corresponding frequencies are compressed via encoding and packed according to the negotiation result, and then the processed television signal is sent to the mobile terminal.The invention enables the mobile terminals such as mobile phones and the like to receive ordinary cable television programs under the condition of fully utilizing the advantages of wireless communication network bandwidth.

The invention provides a video quality grade matching method which comprises the following steps: obtaining a de-framing capability value and the downloading speed of a client; obtaining frame rate and code rate of at least two video quality grades; comparing the de-framing capability value with the frame rate and the download speed with the code rate; and according to a comparison result, obtaining a matched video quality grade from the at least two video quality grades. According to the video quality grade matching method provided by the invention, a video with the most appropriate video quality grade of the client can be automatically and quickly downloaded for the user, so that the watching experience satisfaction degree of the user is remarkably improved.

The invention discloses a zooming panoramic camera. The zooming panoramic camera comprises a camera which has servo response and is integrally arranged on a holder mechanism. The camera comprises a panoramic image collection module, a zooming image collection module, a coding module, a storage module, a network transmission module, a control module and a panoramic image correction module. According to the zooming panoramic camera, miniaturization and integration are realized; panoramic images and zooming images can be collected in real time; through adoption of a dual-fisheye lens technique, the panoramic images can be collected only by use of one image sensor and one image coding module; the built-in coding module of the zooming panoramic camera can code the panoramic images and the zooming images; the zooming panoramic camera has a panoramic video attitude correction function, and the panoramic images will not change along with the change of the attitudes of a camera chip; through adoption of the panoramic image correction module, the position control precision of the camera can be improved; moreover, the video data streams of multiple code streams can be provided, thereby facilitating selection of a user; and the user can watch and store the video fluently.