CN112749044B - Hot backup method and device of multi-channel rendering system - Google Patents
Hot backup method and device of multi-channel rendering system Download PDFInfo
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- CN112749044B CN112749044B CN202011626550.6A CN202011626550A CN112749044B CN 112749044 B CN112749044 B CN 112749044B CN 202011626550 A CN202011626550 A CN 202011626550A CN 112749044 B CN112749044 B CN 112749044B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1608—Error detection by comparing the output signals of redundant hardware
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention discloses a backup method and a device of a multichannel rendering system, wherein the multichannel rendering system comprises a plurality of channel rendering servers and a backup rendering server, and the backup rendering server monitors data of each channel rendering server in real time and operates backup data starting and replacing. Monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server; determining a target channel rendering server based on a comparison result of the rendering frame rate parameter and the rendering frame rate threshold; and controlling the backup rendering server to output the backup data of the target channel rendering server. The intelligent hot backup function of the multichannel three-dimensional rendering system can be realized by only using one intelligent backup rendering server, so that the flexible real-time backup switching of the whole system can be realized, the fund investment is reduced, the system stability is improved, and the intelligent hot backup function is actually flexible and rapid.
Description
Technical Field
The present invention relates to the field of information processing technologies, and in particular, to a hot backup method and apparatus for a multi-channel rendering system.
Background
In the process of realizing hot backup, the streaming media live broadcast system generally has two sets of identical servers working. I.e. if there is a problem with one set of servers, it is possible to switch to another set of servers at any time. The current hot backup display method for the multi-channel three-position video rendering system needs to be configured with the same whole backup system as the main channel as the backup system to work simultaneously. If the four-channel three-bit rendering system needs hot backup, eight rendering servers are required to be configured for simultaneous rendering. The method has the advantages that the investment is large for the ultra-high resolution multi-channel system, the stability of the multi-channel system is difficult to control, the resource backup and synchronization time is long, and the requirement on hardware configuration is extremely high.
Disclosure of Invention
Aiming at the problems, the invention provides a hot backup method and a hot backup device for a multichannel rendering system, which can reduce the investment of hot backup funds, increase the stability of the system and increase the backup speed.
In order to achieve the above object, the present invention provides the following technical solutions:
the hot backup method of the multi-channel rendering system, the said multi-channel rendering system includes the multi-channel rendering server and a backup rendering server, the said backup rendering server is connected with each said channel rendering server separately, the said backup rendering server monitors each channel rendering server in real time, and run the backup data to start and replace according to the rule, the said method includes:
monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server;
determining a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold;
and controlling the backup rendering server to output the backup data of the target channel rendering server.
Optionally, the determining the target channel rendering server based on the comparison result of the rendering frame rate parameter and the rendering frame rate threshold includes:
calculating the difference value between the rendering frame rate of each channel rendering server and the frame rate of the master control server;
and determining the channel rendering server with the difference value larger than the rendering frame rate threshold as a target channel rendering server.
Optionally, the method further comprises:
and controlling the backup rendering server to be connected with a display, so that the display displays output content corresponding to the target channel rendering server through the backup rendering server.
Optionally, the rendering frame rate threshold includes a first threshold, and the determining the channel rendering server whose difference is greater than the rendering frame rate threshold as the target channel rendering server includes:
and determining the channel rendering server with the difference value larger than a first threshold value as a target channel rendering server, so that the backup rendering server replaces the target channel rendering server to output data.
Optionally, the rendering frame rate threshold includes a second threshold, the second threshold being smaller than the first threshold, the determining the channel rendering server having the difference value greater than the rendering frame rate threshold as the target channel rendering server includes:
if the difference is greater than the second threshold and smaller than the first threshold, generating prompt information, wherein the prompt information is used for prompting whether the channel rendering server is determined to be a target channel rendering server or not, and whether the backup rendering server is started to replace the target channel rendering server for data output or not.
A hot standby device of a multi-channel rendering system, the multi-channel rendering system including a plurality of channel rendering servers and a standby rendering server, the standby rendering servers being respectively connected with each of the channel rendering servers, the standby rendering servers monitoring each of the channel rendering servers in real time and operating standby data according to rules to start and replace, the device comprising:
the monitoring unit is used for monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server;
a determining unit, configured to determine a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold;
and the control unit is used for controlling the backup rendering server to output the backup data of the target channel rendering server.
Optionally, the determining unit includes:
a calculating subunit, configured to calculate a difference value between a rendering frame rate of each channel rendering server and a frame rate of the master control server;
and the first determination subunit determines the channel rendering server with the difference value larger than the rendering frame rate threshold as a target channel rendering server.
Optionally, the apparatus further comprises:
and the display control unit is used for controlling the backup rendering server to be connected with a display, so that the display displays output content corresponding to the target channel rendering server through the backup rendering server.
Optionally, the rendering frame rate threshold includes a first threshold, and the determining subunit is specifically configured to:
and determining the channel rendering server with the difference value larger than a first threshold value as a target channel rendering server, so that the backup rendering server replaces the target channel rendering server to output data.
Optionally, the rendering frame rate threshold includes a second threshold, the second threshold being smaller than the first threshold, and the determining subunit is specifically configured to:
if the difference is greater than the second threshold and smaller than the first threshold, generating prompt information, wherein the prompt information is used for prompting whether the channel rendering server is determined to be a target channel rendering server or not, and whether the backup rendering server is started to replace the target channel rendering server for data output or not. Compared with the prior art, the invention provides a backup method and device of a multi-channel rendering system, wherein the multi-channel rendering system comprises a plurality of channel rendering servers and a backup rendering server, the backup rendering servers are respectively connected with the channel rendering servers, data monitoring is carried out on the channel rendering servers in real time, and backup data are operated according to rules to be started and replaced. Monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server; determining a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold; and controlling the backup rendering server to output backup data of the target channel rendering server. According to the intelligent hot backup function of the multichannel three-dimensional rendering system, the rendering frame rate of each channel is monitored, the intelligent hot backup function is automatically switched with the backup rendering server, the flexible real-time backup switching of the whole system can be realized by only using one intelligent backup rendering server, the fund investment is reduced, the system stability is improved, the synchronization time of backup resources is shortened, and the intelligent hot backup function of the multichannel three-dimensional rendering system is actually flexible and rapid.
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 embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic flow chart of a backup method of a multi-channel rendering system according to an embodiment of the present invention;
fig. 2 is a schematic view of a scene of a multi-channel rendering system according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a backup device of a multi-channel rendering system according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but 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 terms first and second and the like in the description and in the claims and in the above-described figures are used for distinguishing between different objects and not necessarily for describing a sequential or chronological order. Furthermore, the terms "comprise" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to the listed steps or elements but may include steps or elements not expressly listed.
The embodiment of the invention provides a hot backup method of a multi-channel rendering system, wherein the multi-channel rendering system comprises a plurality of channel rendering servers and a backup rendering server. The backup rendering server is respectively connected with each channel rendering server, monitors each channel rendering server in real time, and operates backup data according to rules to start and replace. Namely, compared with an N+N mode in the prior art, the multi-channel rendering system in the embodiment of the invention uses an N+1 hardware hot backup mode, N is a normally used channel rendering server, and 1 is an intelligent backup rendering server. The backup rendering server is in a standby state when in normal use, the standby state means that no data is output, but data is monitored in real time, a control server in the system monitors and acquires rendering frame rate parameters of each channel rendering server in real time, and the starting and the replacement of backup channels are automatically carried out by adopting asynchronous difference values with the frame rate of the main control server, so that the flexible and rapid hot backup function of the multi-channel three-dimensional rendering system is realized.
Referring to fig. 1, a hot standby method of a multi-channel rendering system according to an embodiment of the present invention may include the following steps:
s101, monitoring a rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server;
s102, determining a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold;
s103, controlling the backup rendering server to output backup data of the target channel rendering server.
The rendering frame rate is typically a fixed value and if there is a large difference in the frame rate, the image will either clip or not be output normally. And then the parameter of each channel rendering server can be monitored to obtain parameter information of the channel rendering server, and then the parameter information is compared with a rendering frame rate threshold value to determine a server needing to be backed up, namely a target channel rendering server. And then controlling the backup rendering server to output the backup data of the target channel rendering server or output related data instead of the backup data of the target channel rendering server, so that the output data of the target channel rendering server can be obtained, namely, the backup rendering server replaces the target channel rendering server to output the data at the moment, and the output backup data is the data to be output by the target channel rendering server at the current moment.
Specifically, the backup rendering server may be controlled to be connected to the display, so that the display displays output content corresponding to the target channel rendering server through the backup rendering server.
When the backup rendering server is controlled, the backup rendering server can be automatically controlled or corresponding prompt information can be generated, whether the backup rendering server is started or not is determined by related staff according to the prompt information, or the backup rendering server can be automatically controlled to be started after the target channel rendering server is determined, including whether the current channel rendering server is the target channel rendering server or not is monitored, and the prompt information is generated when the information is met, so that the staff determines whether the channel rendering server is determined to be the target channel rendering server or not.
That is, in the embodiment of the present invention, the determining, based on the comparison result of the rendering frame rate parameter and the rendering frame rate threshold, the target channel rendering server includes:
calculating the difference value between the rendering frame rate of each channel rendering server and the frame rate of the master control server;
and determining the channel rendering server with the difference value larger than the rendering frame rate threshold as a target channel rendering server.
The main control server is a server for controlling each server in the multi-channel rendering system, namely the execution equipment of the hot backup method.
Specifically, in one possible implementation manner, the rendering frame rate threshold includes a first threshold, and the determining, as the target channel rendering server, the channel rendering server whose difference is greater than the rendering frame rate threshold includes:
and determining the channel rendering server with the difference value larger than a first threshold value as a target channel rendering server, so that the backup rendering server replaces the target channel rendering server to output data.
In another corresponding possible implementation manner, the rendering frame rate threshold includes a second threshold, the second threshold is smaller than the first threshold, and the determining the channel rendering server with the difference value greater than the rendering frame rate threshold as the target channel rendering server includes:
if the difference is greater than the second threshold and smaller than the first threshold, generating prompt information, wherein the prompt information is used for prompting whether the channel rendering server is determined to be a target channel rendering server or not, and whether the backup rendering server is started to replace the target channel rendering server for data output or not.
Referring to fig. 2, a schematic scene diagram of a multi-channel rendering system according to an embodiment of the present invention is shown. The system comprises: the system comprises a rendering server No. 1, a rendering server No. 2, a backup rendering server, a screen splicer, a network switch, a control server, a display screen No. 1 and a display screen No. 2. The specific product model parameters can be set according to actual requirements. The FPS is a definition in the field of images, and refers to the number of frames transmitted per second for a picture, and in colloquial terms, refers to the number of pictures of an animation or video. The FPS measures the amount of information used to save and display the dynamic video. The more frames per second, the smoother the displayed motion. TCP (Transmission ControlProtocol) is a transport protocol specifically designed to provide reliable end-to-end byte streams over unreliable internetworks. DP is a digital video interface standard standardized by the Video Electronics Standards Association (VESA) developed by the PC and chip manufacturers association. The interface is free of authentication and authorization, is mainly used for connecting a video source with devices such as a display and the like, and also supports carrying audio, USB and other forms of data.
Connecting a No. 1 rendering server, a No. 2 rendering server, a backup rendering server, a control server, a network switch and a screen splicer by using a network connecting line, connecting a No. 1 display screen, a No. 2 display screen, a screen splicer, a No. 1 server, a No. 2 server and a backup rendering server by using digital video line connection of DP, and outputting display contents from the No. 1 rendering server to a No. 1 port of the screen splicer by using the No. 1 screen display in a normal use state; the No. 2 screen displays display content output from the No. 2 rendering server to a No. 2 port of the screen splicer; the backup rendering server is in a standby state, the control server acquires the rendering frame rate (FPS) of the No. 1 server and the No. 2 server in real time through a TCP network, the difference value of the rendering frame rate (FPS) of each channel is not more than 3 frames, if the difference value of the rendering frame rate (FPS) of a certain channel is more than 3 frames, the system alarms and reminds in a software domain, and an operator can select whether to operate to start the backup rendering server or not; if the difference between the rendering frame rate (FPS) of the 1 channel and the rendering frame rate of the control server is greater than 10 frames, the control server sends a command to the backup rendering server to conduct 1-channel rendering of the server content, the control server simultaneously sends a port switching signal to the screen splicer, the port of the 1-channel rendering server is replaced by the port of the backup server, and the No. 1 display screen displays the output content of the backup server. If the difference between the rendering frame rate (FPS) of the 2 channels and the rendering frame rate of the control server is greater than 10 frames, the control server sends a command to the backup rendering server to conduct 2-channel rendering of the server content, the control server simultaneously sends a port switching signal to the screen splicer, the port of the 2-channel rendering server is replaced by the port of the backup server, and the No. 2 display screen displays the output content of the backup server.
The invention provides a backup method of a multichannel rendering system, which comprises a plurality of channel rendering servers and a backup rendering server, wherein the backup rendering server is respectively connected with each channel rendering server, monitors each channel rendering server in real time, and starts and replaces backup data according to rules. Monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server; determining a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold; and controlling the backup rendering server to output backup data of the target channel rendering server. According to the intelligent hot backup function of the multichannel three-dimensional rendering system, the rendering frame rate of each channel is monitored, the intelligent hot backup function is automatically switched with the backup rendering server, the flexible real-time backup switching of the whole system can be realized by only using one intelligent backup rendering server, the fund investment is reduced, the system stability is improved, the synchronization time of backup resources is shortened, and the intelligent hot backup function of the multichannel three-dimensional rendering system is actually flexible and rapid.
Referring to fig. 3, in an embodiment of the present invention, there is further provided a hot standby device of a multi-channel rendering system, where the multi-channel rendering system includes a plurality of channel rendering servers and a standby rendering server, the standby rendering servers are respectively connected with each of the channel rendering servers, and the standby rendering server monitors data of each channel rendering server in real time and operates standby data according to rules to start and replace the data, and the device includes:
a monitoring unit 10, configured to monitor a rendering frame rate parameter of each channel rendering server, to obtain a rendering frame rate parameter of each channel rendering server;
a determining unit 20, configured to determine a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold;
and a control unit 30, configured to control the backup rendering server to output backup data of the target channel rendering server.
On the basis of the above embodiment, the determination unit includes:
a calculating subunit, configured to calculate a difference value between a rendering frame rate of each channel rendering server and a frame rate of the master control server;
and the first determination subunit determines the channel rendering server with the difference value larger than the rendering frame rate threshold as a target channel rendering server.
On the basis of the above embodiment, the apparatus further includes:
and the display control unit is used for controlling the backup rendering server to be connected with a display, so that the display displays output content corresponding to the target channel rendering server through the backup rendering server.
On the basis of the above embodiment, the rendering frame rate threshold includes a first threshold, and the determining subunit is specifically configured to:
and determining the channel rendering server with the difference value larger than a first threshold value as a target channel rendering server, so that the backup rendering server replaces the target channel rendering server to output data.
On the basis of the foregoing embodiment, the rendering frame rate threshold includes a second threshold, the second threshold being smaller than the first threshold, and the determining subunit is specifically configured to:
if the difference is greater than the second threshold and smaller than the first threshold, generating prompt information, wherein the prompt information is used for prompting whether the channel rendering server is determined to be a target channel rendering server or not, and whether the backup rendering server is started to replace the target channel rendering server for data output or not. The invention provides a backup device of a multichannel rendering system, which comprises a plurality of channel rendering servers and a backup rendering server, wherein the backup rendering server is respectively connected with each channel rendering server, and performs data synchronous backup on each channel rendering server in real time. Monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server; determining a target channel rendering server based on a comparison result of the rendering frame rate parameter and a rendering frame rate threshold; and controlling the backup rendering server to output backup data of the target channel rendering server. According to the intelligent hot backup function of the multichannel three-dimensional rendering system, the rendering frame rate of each channel is monitored, the intelligent hot backup function is automatically switched with the backup rendering server, the flexible real-time backup switching of the whole system can be realized by only using one intelligent backup rendering server, the fund investment is reduced, the system stability is improved, the synchronization time of backup resources is shortened, and the intelligent hot backup function of the multichannel three-dimensional rendering system is actually flexible and rapid.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The hot backup method of the multi-channel rendering system is characterized in that the multi-channel rendering system comprises a plurality of channel rendering servers and a backup rendering server, the backup rendering servers are respectively connected with the channel rendering servers, the backup rendering servers monitor the channel rendering servers in real time and operate backup data according to rules to start and replace, and the method comprises the following steps:
monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server;
calculating a difference value between the rendering frame rate of each channel rendering server and the frame rate of the main control server, and determining the channel rendering server with the difference value larger than the rendering frame rate threshold as a target channel rendering server;
and controlling the backup rendering server to output the backup data of the target channel rendering server.
2. The method according to claim 1, wherein the method further comprises:
and controlling the backup rendering server to be connected with a display, so that the display displays output content corresponding to the target channel rendering server through the backup rendering server.
3. The method of claim 1, wherein the rendering frame rate threshold comprises a first threshold, wherein the determining the channel rendering server for which the difference is greater than the rendering frame rate threshold as the target channel rendering server comprises:
and determining the channel rendering server with the difference value larger than a first threshold value as a target channel rendering server, so that the backup rendering server replaces the target channel rendering server to output data.
4. The method of claim 3, wherein the render frame rate threshold comprises a second threshold that is less than the first threshold, the determining the channel render server having the difference greater than the render frame rate threshold as the target channel render server comprising:
if the difference is greater than the second threshold and smaller than the first threshold, generating prompt information, wherein the prompt information is used for prompting whether the channel rendering server is determined to be a target channel rendering server or not, and whether the backup rendering server is started to replace the target channel rendering server for data output or not.
5. The utility model provides a hot backup device of multichannel rendering system, its characterized in that, multichannel rendering system includes many channels rendering server and a backup rendering server, backup rendering server respectively with each channel rendering server is connected, backup rendering server monitors each channel rendering server in real time to operate backup data and start and replace according to the rule, the device includes:
the monitoring unit is used for monitoring the rendering frame rate parameter of each channel rendering server to obtain the rendering frame rate parameter of each channel rendering server;
the determining unit is used for calculating the difference value between the rendering frame rate of each channel rendering server and the frame rate of the main control server, and determining the channel rendering server with the difference value larger than the rendering frame rate threshold value as a target channel rendering server;
and the control unit is used for controlling the backup rendering server to output the backup data of the target channel rendering server.
6. The apparatus of claim 5, wherein the apparatus further comprises:
and the display control unit is used for controlling the backup rendering server to be connected with a display, so that the display displays output content corresponding to the target channel rendering server through the backup rendering server.
7. The apparatus of claim 5, wherein the render frame rate threshold comprises a first threshold, the determining subunit being specifically configured to:
and determining the channel rendering server with the difference value larger than a first threshold value as a target channel rendering server, so that the backup rendering server replaces the target channel rendering server to output data.
8. The apparatus of claim 7, wherein the rendering frame rate threshold comprises a second threshold that is less than the first threshold, the determining subunit being specifically configured to:
if the difference is greater than the second threshold and smaller than the first threshold, generating prompt information, wherein the prompt information is used for prompting whether the channel rendering server is determined to be a target channel rendering server or not, and whether the backup rendering server is started to replace the target channel rendering server for data output or not.
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