CN112449251B - Method, system, equipment and storage medium for realizing video picture feedback - Google Patents
Method, system, equipment and storage medium for realizing video picture feedback Download PDFInfo
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- CN112449251B CN112449251B CN201910831027.8A CN201910831027A CN112449251B CN 112449251 B CN112449251 B CN 112449251B CN 201910831027 A CN201910831027 A CN 201910831027A CN 112449251 B CN112449251 B CN 112449251B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4782—Web browsing, e.g. WebTV
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
- H04N21/4334—Recording operations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
- H04N21/4823—End-user interface for program selection using a channel name
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Information Transfer Between Computers (AREA)
Abstract
The invention discloses a method, a system, equipment and a storage medium for realizing video picture feedback. The method is applied to the back transmission of the picture of the display device under the fault condition, wherein the picture is transmitted back to the front end of the PC webpage connected with the display device through the WebSocket, and the method comprises the following steps: and (3) matching connection: the display device generates a diagnosis code, and the front end of the PC webpage is connected with the display device in a matching way according to the diagnosis code; joining channels: the front end of the PC webpage creates a channel and sends a return request to the display device, and the display device joins the channel according to the return request; and (5) returning a picture: and continuously intercepting a display picture by the display device, and transmitting the synthesized video stream of the display picture to the front end of the PC webpage for display. The method can realize the real-time control of the picture display of the display device by the front end of the PC webpage and play the video stream formed by the display pictures in the corresponding display device at the front end of the PC webpage.
Description
Technical Field
The present invention relates to the field of image transmission technologies, and in particular, to a method, a system, an apparatus, and a storage medium for implementing video image feedback.
Background
At present, if a user encounters a problem of system software in the use process of display equipment/device, such as the situations of abnormal image quality, software crash, system blocking and the like, after-sales solution is generally found by telephone, and the user performs after-sales operation according to the steps, but because the user may lack professional knowledge about the understanding of the software, the user cannot guarantee in the actual operation process, the user enters a certain interface to reproduce the problem truly according to after-sales guidance, even if the problem is reproduced, the interface display is abnormal, a corresponding after-sales engineer cannot remotely see an abnormal picture, even if the user intercepts and transmits the abnormal picture, real-time performance does not exist, and a plurality of problems need continuous picture switching to find reasons. In this way, firstly, the reservation period is long, customers and the like are required, the after-sale experience is poor, and secondly, the after-sale people are required to run in various places, so that the labor cost is increased.
It can be seen that the prior art is still in need of improvement and development.
Disclosure of Invention
The invention aims to provide a method, a system, equipment and a storage medium for realizing video picture feedback, which aim to solve the problem of poor after-sales experience caused by the fact that an actual picture of a display device cannot be directly seen back in the prior art.
The specific technical scheme is as follows:
in a first aspect, an embodiment of the present invention provides a method for implementing feedback of a video frame, which is applied to feedback of a frame of a display device, where the feedback of the frame is to a front end of a PC web page connected to the display device, and includes the steps of:
A. the display device generates a diagnosis code, and the front end of the PC webpage is connected with the display device in a matching way according to the diagnosis code;
B. the front end of the PC webpage creates a channel and sends a return request to the display device, and the display device joins the channel according to the return request;
C. and continuously intercepting a display picture by the display device, and transmitting the synthesized video stream of the display picture to the front end of the PC webpage for display.
Further, before the step a, the method further includes:
and constructing a WebSocket connection between the front end of the PC webpage and the display device.
Further, the constructing WebSocket connection between the front end of the PC web page and the display device includes:
judging whether the front end of the PC webpage is successfully connected with the display device, and if so, sending successful connection information to the display device by the front end of the PC webpage.
Further, the step B includes:
the front end of the PC webpage remotely controls the display device and creates the channel; and
setting a unique channel number corresponding to the channel;
and the display device adds the corresponding channel according to the channel number.
Further, the step C includes:
the display device synthesizes the display pictures into the video stream by encoding, and,
the display device transmits the video stream to a server through a network, and the server pushes the video stream to the channel;
and the front end of the PC webpage realizes picture feedback by displaying the video stream in the channel.
Further, the method comprises the steps of:
D. and the front end of the PC webpage sends a closing picture instruction to the display device, and the display device exits the channel according to the closing picture instruction.
Further, the step D includes:
the display device receives the instruction of closing the picture, stops the intercepting operation of the display picture, and
the display device leaves the channel and releases the occupied memory.
In a second aspect, an embodiment of the present invention provides a system for implementing video picture backhaul, including: a front end of a PC webpage and a display device, wherein,
the front end of the PC webpage is used for being connected with the display device in a matching way according to the diagnostic code generated by the display device and used for creating a channel and receiving and playing a video stream composed of display pictures returned by the display device through the channel;
the display device is used for generating a diagnosis code, sending the video stream composed of the display pictures to the channel created at the front end of the PC webpage through a server, continuously intercepting the display pictures, and transmitting the synthesized video stream of the display pictures to the front end of the PC webpage for display.
In a third aspect, an embodiment of the present invention further provides an apparatus for implementing video picture backhaul, including a memory, and one or more programs, where the one or more programs are stored in the memory, and configured to be executed by one or more processors, where the one or more programs include a method for executing any one of the methods.
In a fourth aspect, an embodiment of the present invention further provides a storage medium, where a plurality of instructions are stored, where the instructions are adapted to be loaded and executed by a processor, to implement a video picture backhaul implementation method according to any one of the foregoing.
Compared with the prior art, the embodiment of the invention has the following advantages:
according to the method provided by the embodiment of the invention, after the display device is connected with the front end of the PC webpage, the display device is added into the constructed channel by constructing the channel at the front end of the PC webpage, the display device can be remotely controlled by the front end of the PC webpage, the display picture of the display device is intercepted, the video stream corresponding to the display picture is obtained through encoding, and after the video stream is sent to the channel through the server, the display device picture real-time feedback operation can be realized through the front end play of the PC webpage; after-sales maintenance efficiency is improved, and after-sales maintenance cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings may be obtained according to the drawings without inventive effort to those skilled in the art.
Fig. 1 is a schematic implementation flow chart of a video picture backhaul implementation method described in the present application.
Fig. 2 is a functional schematic block diagram of a preferred embodiment of the video frame backhaul implementation system provided in the present application.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the following description will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention provides a method for realizing the return of a video picture, which is mainly applied to the return of a picture of a display device under the fault condition, wherein the picture is returned to the front end of a PC webpage connected with the display device through a WebSocket, wherein the WebSocket is a protocol for carrying out full duplex communication on a single TCP connection, namely a full duplex communication protocol based on TCP. The WebSocket makes data exchange between the client and the server simpler, and allows the server to actively push data to the client. In the WebSocket API, the browser and the server only need to complete one handshake, and can directly create persistent connection between the two and perform bidirectional data transmission.
Referring to fig. 1, a flowchart of a preferred embodiment of a method for implementing video frame backhaul according to the present invention is shown, where the method specifically includes the steps of:
s100, matching connection: the display device generates a diagnosis code, and the front end of the PC webpage is connected with the display device in a matching way according to the diagnosis code.
In a specific implementation, since a display device having a fault is not yet specified, in order to find a display device corresponding to the fault, for example, when the display device has problems such as abnormal image quality, software breakdown, or system blocking due to a software problem, the present invention generates a diagnostic code from the display device, for example, generates: the diagnosis code 2351900 is sent to the front end of the PC webpage, and the front end of the PC webpage is connected with the display device in a correct matching mode according to the diagnosis code.
The diagnostic code is transmitted to the front end of the PC webpage by the display device and is realized in a network mode, and specifically, the diagnostic code is realized by constructing WebSocket connection between the front end of the PC webpage and the display device; meanwhile, whether the connection between the front end of the PC webpage and the display device is successful is judged, if the connection is successful, the front end of the PC webpage can send successful connection information to the display device to inform the display device, otherwise, the subsequent picture feedback operation cannot be carried out, and the whole process is finished. The connection process between the front end of the PC webpage and the display device comprises the following steps: after the front end click notification is on line, an instruction is sent, and in the form of broadcasting, the television end diagnosis application monitors and receives the broadcasting, then performs network connection, and notifies the front end of the connection result.
S200, adding channels: and the front end of the PC webpage creates a channel and transmits a return request to the display device, and the display device joins the channel according to the return request.
In the implementation, a channel is established at the front end of a PC webpage, the channel is provided with a corresponding unique channel number, the front end of the PC webpage sends a return request for picture return to a display device, and the display device joins the channel established at the front end of the PC webpage based on the return request; specifically, the display device searches and creates the channel number corresponding to the channel, and adds the channel according to the channel number; meanwhile, after the front end of the PC web page is connected to the display device through the WedSocket in step S100, the remote control operation can be performed on the display device through the front end of the PC web page, so that the subsequent control operation on the display device is facilitated, all required pictures about the system software problem of the display device can be obtained by the front end of the subsequent PC web page according to actual needs, and based on the required pictures, the solution efficiency of the corresponding software problem of the display device is also facilitated. In the embodiment of the invention, the channel is a term of the program, namely an address agreed by the front end and the terminal:
such as channel name 13699929_remotetv 15605147663081329; channel number 10001.
S300, returning a picture: and continuously intercepting a display picture by the display device, and transmitting the synthesized video stream of the display picture to the front end of the PC webpage for display.
In the implementation, the front end of the PC webpage controls the display device to continuously intercept a display picture, for example, when the display device has abnormal picture quality, the display picture of the display device is continuously intercepted when the picture quality is abnormal, and the display picture is synthesized into a video stream with the same sequence as the original play picture of the display device through coding; because the video stream is only in the display device, in order to realize the return of the picture, the application firstly transmits the video stream to the server by the display device through a network, and then the server pushes the video stream to the channel created by the front end of the PC webpage.
Similarly, searching the channel number corresponding to the channel, and pushing the video stream into the channel according to the channel number; after the video stream enters a channel, the front end of the PC webpage finds information transmitted by the video stream, and at the moment, the front end of the PC webpage can play the video stream through a player, namely, a picture of a display device when system software problems such as abnormal picture quality occur, so that picture return operation is realized. The process of finding the video stream by the front end of the PC webpage is as follows: first, after the terminal (display device) starts pushing the video stream, a message is sent to notify the front end of the PC web page, and the front end of the PC web page requests stream data from the server, and if the request is up, the video stream is transmitted.
Further, the method of the present invention further comprises the steps of: when the picture feedback is completed, the front end of the PC webpage sends a picture closing instruction to the display device, and the display device exits the channel according to the picture closing instruction; in the implementation, because the channel is created, the display frames are intercepted to form a video stream, corresponding computer resources (memory) are occupied, in order to release the memory occupied in the process of realizing the frame returning, after the frame returning operation is completed between the front end of the PC webpage and the display device, the front end of the PC webpage can send a returning request for closing the frame returning (namely sending a closing frame instruction) to the display device, the display device receives the closing frame instruction, and then stops the continuous intercepting operation of the display frames on the display device, and meanwhile, the display device leaves the channel, so that the memory occupied by constructing the channel in the front end of the PC webpage is released.
In summary, after the display device is connected to the front end of the PC web page, the channel is built in the front end of the PC web page, the display device is added to the built channel, and then the front end of the PC web page remotely controls the display device, so as to intercept the display screen of the display device, obtain the video stream corresponding to the display screen through encoding, send the video stream to the channel through the server, and play the video stream through the front end of the PC web page, thereby realizing the real-time feedback operation of the display screen of the display device.
Based on the method, the invention also provides a system for realizing the return of the video picture, which comprises the following steps: the display device is connected with the front end of the PC webpage through a WebSocket;
the front end of the PC webpage is used for being connected with the display device in a matching way according to the diagnostic code generated by the display device and used for creating a channel and receiving and playing a video stream composed of display pictures returned by the display device through the channel; the display device is used for generating a diagnosis code, sending the video stream composed of the display pictures to the channel created at the front end of the PC webpage through a server, continuously intercepting the display pictures, and transmitting the synthesized video stream of the display pictures to the front end of the PC webpage for display.
The system for implementing video picture feedback provided by the present invention is used for executing the method provided by the above embodiment, for example, executing:
s100, matching connection: the display device generates a diagnosis code, and the front end of the PC webpage is connected with the display device in a matching way according to the diagnosis code;
s200, adding channels: the front end of the PC webpage creates a channel and sends a return request to the display device, and the display device joins the channel according to the return request;
s300, returning a picture: the display device continuously intercepts display pictures, and transmits the synthesized video stream of the display pictures to the front end of the PC webpage for display; as described in detail above.
It should be noted that, since the system provided in the embodiment of the present invention is based on the same concept as the embodiment of the method of the present invention, the technical effects brought by the system are the same as the embodiment of the method of the present invention, and the specific content can be referred to the description in the embodiment of the method of the present invention, which is not repeated here.
The embodiment of the invention also provides a device for realizing video picture feedback, as shown in fig. 2, comprising a memory, and one or more programs, wherein the one or more programs are stored in the memory, and configured to be executed by one or more processors, the one or more programs comprising steps for executing the method of the embodiment described above; the memory is connected with the processor.
The embodiment of the invention also provides a storage medium, wherein a plurality of instructions are stored on the storage medium, and the instructions are suitable for being loaded and executed by a processor to realize the steps of the video picture return realization method.
In summary, the method, the system and the storage medium for implementing video picture feedback provided by the invention comprise the following steps: the front end of the PC webpage is connected with the display device in a matching way according to the diagnostic code; adding a channel, namely creating a channel by the front end of the PC webpage, and sending a return request to the display device, wherein the display device adds the channel according to the return request; and returning a picture, namely controlling the display device to continuously intercept the display picture by the front end of the PC webpage, and transmitting the synthesized video stream of the display picture to the front end of the PC webpage for display. After the display device is connected with the front end of the PC webpage, the display device is built in the front end of the PC webpage, the display device is added into the built channel, the front end of the PC webpage can remotely control the display device, the display picture of the display device is intercepted, the video stream corresponding to the display picture is obtained through coding, the video stream is sent to the channel through the server, and then the display device picture can be played through the front end of the PC webpage, so that real-time feedback operation of the display device picture is realized; after-sales maintenance efficiency is improved, and after-sales maintenance cost is reduced.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It is to be understood that the invention is not limited to the precise arrangements and instrumentalities shown in the drawings, which have been described above, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (6)
1. The method for realizing the return of the video picture is applied to the return of the picture of the display device, wherein the picture is returned to the front end of the PC webpage connected with the display device, and is characterized by comprising the following steps:
A. the display device generates a diagnosis code, and the front end of the PC webpage is connected with the display device in a matching way according to the diagnosis code;
B. the front end of the PC webpage creates a channel and sends a return request to the display device, and the display device joins the channel according to the return request;
the step B comprises the following steps:
the front end of the PC webpage remotely controls the display device and creates the channel; setting a unique channel number corresponding to the channel;
the display device searches and creates the channel number corresponding to the channel, and the display device adds the corresponding channel according to the channel number;
C. the display device continuously intercepts display pictures, and transmits the synthesized video stream of the display pictures to the front end of the PC webpage for display;
the step C comprises the following steps:
the display device synthesizes the display pictures into the video stream through encoding, the video stream is in the display device, and the display device transmits the video stream to a server through a network, and the server pushes the video stream to the channel;
the front end of the PC webpage realizes picture feedback by displaying the video stream in the channel;
the process of finding the video stream by the front end of the PC webpage is as follows: after the display device starts pushing the video stream, notifying the front end of the PC webpage, requesting stream data from the server by the front end of the PC webpage, and if the request is arrived, successfully transmitting the video stream;
D. the front end of the PC webpage sends a closing picture command back to the display device, and the display device exits the channel according to the closing picture command;
the step D comprises the following steps:
the display device receives the instruction of closing the picture, stops the intercepting operation of the display picture, leaves the channel and releases the occupied memory.
2. The method of claim 1, further comprising, prior to the a step:
and constructing a WebSocket connection between the front end of the PC webpage and the display device.
3. The method of claim 2, wherein said constructing a WebSocket connection between the PC web page front-end and the display device comprises:
judging whether the front end of the PC webpage is successfully connected with the display device, and if so, sending successful connection information to the display device by the front end of the PC webpage.
4. A system for video picture backhaul implementation, comprising: a front end of a PC webpage and a display device, wherein,
the front end of the PC webpage is used for being connected with the display device in a matching way according to the diagnostic code generated by the display device and used for creating a channel and receiving and playing a video stream composed of display pictures returned by the display device through the channel;
the display device is used for generating a diagnosis code, sending the video stream composed of the display pictures to the channel created at the front end of the PC webpage through a server, continuously intercepting the display pictures, and transmitting the synthesized video stream of the display pictures to the front end of the PC webpage for display;
the front end of the PC webpage remotely controls the display device and creates the channel; setting a unique channel number corresponding to the channel;
the display device searches and creates the channel number corresponding to the channel, and the display device adds the corresponding channel according to the channel number;
the display device synthesizes the display pictures into the video stream through encoding, the video stream is in the display device, and the display device transmits the video stream to a server through a network, and the server pushes the video stream to the channel;
the front end of the PC webpage realizes picture feedback by displaying the video stream in the channel;
the process of finding the video stream by the front end of the PC webpage is as follows: after the display device starts pushing the video stream, notifying the front end of the PC webpage, requesting stream data from the server by the front end of the PC webpage, and if the request is arrived, successfully transmitting the video stream;
the front end of the PC webpage sends a closing picture command back to the display device, and the display device exits the channel according to the closing picture command;
the display device receives the instruction of closing the picture, stops the intercepting operation of the display picture, leaves the channel and releases the occupied memory.
5. A device for video picture backhaul implementation, comprising a memory, and one or more programs, wherein the one or more programs are stored in the memory and configured to be executed by the one or more processors, the one or more programs comprising means for performing the method of any of claims 1-3.
6. A storage medium having stored thereon a plurality of instructions adapted to be loaded and executed by a processor to implement the video picture backhaul implementation method of any one of claims 1-3.
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| CN201910831027.8A CN112449251B (en) | 2019-09-03 | 2019-09-03 | Method, system, equipment and storage medium for realizing video picture feedback |
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| CN101702782B (en) * | 2009-11-17 | 2011-07-20 | 广州杰赛科技股份有限公司 | Digital television webpage monitoring server, system and method |
| CN104394226A (en) * | 2014-12-04 | 2015-03-04 | 英业达科技有限公司 | System and method for achieving remote desktop control through web page |
| CN106254862A (en) * | 2016-08-02 | 2016-12-21 | 四川长虹电器股份有限公司 | Remote visualization online service system and method |
| CN107040777A (en) * | 2017-06-08 | 2017-08-11 | 深圳市创维软件有限公司 | A kind of remote debugging method, set top box and server |
| CN109710345A (en) * | 2018-08-20 | 2019-05-03 | 平安普惠企业管理有限公司 | Page synchronization method, apparatus, equipment and storage medium |
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