CN116193064B - Method and system for realizing intercommunication between video conference systems - Google Patents
Method and system for realizing intercommunication between video conference systems Download PDFInfo
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- CN116193064B CN116193064B CN202310144368.4A CN202310144368A CN116193064B CN 116193064 B CN116193064 B CN 116193064B CN 202310144368 A CN202310144368 A CN 202310144368A CN 116193064 B CN116193064 B CN 116193064B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1069—Session establishment or de-establishment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/80—Responding to QoS
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
- H04N7/155—Conference systems involving storage of or access to video conference sessions
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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
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The invention relates to the technical field of Internet, in particular to a method and a system for realizing intercommunication among video conference systems, wherein the method comprises the steps of constructing signal receiving ends respectively connected with a first conference system and a second conference system, and receiving a first actual access signal of the first conference system and a second actual access signal of the second conference system; judging whether the first actual access signal is in the first access signal list and whether the second actual access signal is in the second access signal list; if the first access signal and the second access signal are both in the corresponding signal list, detecting the data at the current moment to generate a corresponding current conference terminal, sending the real-time image and the real-time sound to a conference group terminal which is connected with the current terminal through a signal receiving terminal and is connected with the signal receiving terminal at the same time, and synchronously displaying the real-time image and the real-time sound in the conference group terminal. The invention can realize synchronous display of the real-time image and the real-time sound of the current terminal among different conference terminals.
Description
Technical Field
The invention relates to the technical field of Internet, in particular to a method and a system for realizing intercommunication among video conference systems.
Background
Teleconferencing is becoming more common every day in modern life. Teleconferencing, in which several people are brought together and decisions based on reliable information are quickly made, has proven to be very useful in commercial communications. Meanwhile, as the use of mobile phones increases, the mobility of employees is steadily increasing. In the prior art, establishing mobile teleconferencing has become an important point of development.
The prior patent document CN102281427A provides a community video conference intercommunication method, which comprises the steps that an Internet user logs in a community interaction platform according to registration information, and the registration information is transmitted into and requests a server through application program codes; the server analyzes the obtained instant messaging related data and resources to generate an instant messaging tool; telephone users and Internet users establish communication and conference connection through a server; the internet users send video information to the server through the instant messaging tool, after the server obtains the video information, the server searches target internet users in the information stored by the server or searches other target internet users from the mapping server according to the internet user information sending the video information, the video information is sent through the instant messaging tool or is converted into image signals, the image signals are notified and sent to the telephone users or the telephone users to send the image signals to the server, the server converts the image signals into video information, and the video information is notified through the instant messaging tool and sent to the internet users.
However, the server in the prior art is used as a bridge between the telephone user and the internet user, converts the image signal of the telephone user into a video signal and transmits the video signal, and if the distance between the telephone user and the internet user is far, the signal conversion is delayed, so that the synchronism of the conference is influenced, and the conference synchronization effect is influenced.
Disclosure of Invention
Therefore, the invention provides a method and a system for realizing intercommunication among video conference systems, which can solve the problem of data delay caused by signal conversion.
In order to achieve the above object, the present invention provides a method for implementing interworking between video conference systems, including:
a signal receiving end connected with a first conference system and a second conference system respectively is constructed, a first access signal list containing a plurality of first access signals and a second access signal list containing a plurality of second access signals are prestored in the signal receiving end, the first access signals contain at least one preset keyword, and the second access signals contain at least one preset keyword;
receiving a first actual access signal of the first conference system and a second actual access signal of the second conference system, wherein the first actual access signal comprises a plurality of actual keywords, and the second actual access signal comprises a plurality of actual keywords;
Judging whether the first actual access signal is in the first access signal list or not according to the signal coincidence degree of an actual keyword in the first actual access signal and a preset keyword corresponding to a first access signal in a first access signal list, and judging whether the second actual access signal is in a second access signal list or not according to the signal coincidence degree of an actual keyword in the second actual access signal and a preset keyword corresponding to a second signal in the second access signal list;
if the first actual access signal and the second actual access signal are both in the corresponding signal list, detecting the data at the current moment to generate a corresponding current conference terminal, and starting a sound picture acquisition device of the current conference terminal to acquire a real-time image and real-time sound;
and transmitting the real-time image and the real-time sound to a conference group terminal which is connected with the current terminal through the signal receiving terminal and is connected with the signal receiving terminal simultaneously, wherein the conference group terminal at least comprises a terminal for generating the first actual access signal and/or a terminal for generating the second actual access signal, and the operation data information in the synchronous display process of synchronously displaying the real-time image and the real-time sound in the conference group terminal is adjusted according to the relation between the position information of the conference group terminal and the standard distance and the current network transmission speed.
Further, the determining whether the first actual access signal is in the first access signal list and whether the second actual access signal is in the second access signal list according to the signal coincidence degree corresponding to the actual keyword in the first actual access signal and the preset keyword corresponding to the first access signal in the first access signal list includes:
acquiring a first actual access signal;
randomly extracting a plurality of actual keywords of the first actual access signal;
determining the signal coincidence degree of the actual keywords in the first actual access signals and the keywords of any access signals in a first access signal list;
presetting a standard signal superposition ratio;
if the signal overlap ratio is greater than or equal to the standard signal overlap ratio, the first actual access signal is indicated to be in the first access signal list;
if the signal overlap ratio is smaller than the standard signal overlap ratio, the first actual access signal is not in the first access signal list;
and when determining the signal coincidence ratio, determining according to the ratio of the number of the actual keywords in the first actual access signal to the number of the preset keywords of any access signal in the first access signal list.
Further, the method further comprises the following steps: determining the position information of the conference group terminal and the actual distance information of the access signal receiving end, comparing the actual distance information with a preset standard distance to obtain a comparison result, and adjusting the sending duration of the real-time image and the real-time sound and the selection of the network state in the synchronization process according to the comparison result;
comparing the actual distance information with a preset standard distance, and obtaining a comparison result comprises the following steps:
if the actual distance information is smaller than or equal to the standard distance, determining the actual distance information as a first comparison result;
and if the actual distance information is larger than the standard distance, determining the actual distance information as a second comparison result.
Further, the selecting of adjusting the sending duration of the real-time image and the real-time sound and the network state in the synchronization process according to the comparison result includes:
if the first comparison result is determined, transmitting the real-time image and the real-time sound according to the standard transmission time length and the current network state;
if the second comparison result is determined, determining an actual difference value between the actual distance information and the standard distance, and determining a relation between the actual difference value and the standard difference value to determine a first adjustment coefficient k1 for adjusting the selected sending time length and a second adjustment coefficient k2 for adjusting the selected network state.
Further, when the transmission duration is adjusted, setting the standard transmission duration as T0;
when the first adjustment coefficient is adopted to adjust the transmission duration, if the actual difference value is less than or equal to the standard difference value, the first adjustment coefficient k1 in the first interval is selected to extend the standard transmission duration, and the extended transmission duration is set asThe value range of the first adjustment coefficient k1 is 0.1-0.4;
if the actual difference is>The standard deviation value is selected, the first adjustment coefficient k1 in the second interval is selected to prolong the standard transmission time length, and the prolonged transmission time length is set as The value range of the first adjustment coefficient k1 is 0.6-0.9.
Further, when the network state is adjusted, a standard transmission speed is set;
determining the relation between the speed difference value and the standard speed difference value between the current transmission speed and the standard transmission speed of the network to adjust the network state, if the speed difference value is less than or equal to the standard speed difference value, selecting a second adjustment coefficient k2 in the first interval to prolong the current transmission speed V0, and setting the prolonged transmission speed asThe value range of the second adjustment coefficient k2 in the first interval is 0.1-0.4;
if the speed is different >The standard deviation of the transmission speed is selected, a second adjustment coefficient k2 in a second interval is selected to prolong the current transmission speed V0, and the prolonged transmission speed is set asThe value range of the second adjustment coefficient k2 in the second interval is 0.6-0.9.
Further, the calculation formula of the standard sending duration T0 is as follows:
wherein, T (i) represents the transmission time of any i first access signal in n1 first access signals in the first access signal list in the standard network state, T (j) represents the transmission time of any j second access signal in n2 second access signals in the second access signal list in the standard network state, the value range of i is 1-n1, and the value range of j is 1-n2.
Further, the calculation formula of the current transmission speed V0 is:
wherein T represents the current time, v (pt) represents the transmission speed function of the real-time image to be transmitted in the standard network state, and v (st) represents the transmission speed function of the real-time sound to be transmitted in the standard network state.
Further, when the standard distance is selected, the average value of the distances between the terminals in all conference group terminals and the position where the preset origin of coordinates is located is used as the standard distance, wherein the origin of coordinates is selected by setting the midpoint of a connecting line of a straight line at the position where the terminal sending the first access signal and the terminal sending the second access signal are located.
On the other hand, the invention also provides a system for realizing intercommunication among video conference systems by applying the method for realizing intercommunication among video conference systems, which comprises the following steps:
the system comprises a construction module, a first conference system and a second conference system, wherein the construction module is used for constructing signal receiving ends respectively connected with the first conference system and the second conference system, a first access signal list containing a plurality of first access signals and a second access signal list containing a plurality of second access signals are prestored in the signal receiving ends, the first access signals contain at least one preset keyword, and the second access signals contain at least one preset keyword;
the receiving module is used for receiving a first actual access signal of the first conference system and a second actual access signal of the second conference system, wherein the first actual access signal comprises a plurality of actual keywords, and the second actual access signal comprises a plurality of actual keywords;
the judging module is used for judging whether the first actual access signal is in the first access signal list according to the signal coincidence degree of the actual keyword in the first actual access signal and the preset keyword corresponding to the first access signal in the first access signal list and judging whether the second actual access signal is in the second access signal list according to the signal coincidence degree of the actual keyword in the second actual access signal and the preset keyword corresponding to the second signal in the second access signal list;
The detection module is used for detecting the data at the current moment to generate a corresponding current conference terminal when the first actual access signal and the second actual access signal are in the corresponding signal list, and starting a sound picture acquisition device of the current conference terminal to acquire a real-time image and real-time sound;
the transmitting display module is used for transmitting the real-time image and the real-time sound to a conference group terminal which is connected with the current terminal through the signal receiving terminal and is connected with the signal receiving terminal at the same time, wherein the conference group terminal at least comprises a terminal generating the first actual access signal and/or a terminal generating the second actual access signal, and the operating data information in the synchronous display process of synchronously displaying the real-time image and the real-time sound by the conference group terminal is adjusted according to the relation between the position information of the conference group terminal and the standard distance and the current network transmission speed.
Further, the judging module comprises an obtaining unit, an extracting unit, a determining unit and a comparing unit;
the acquisition unit is used for acquiring a first actual access signal;
the extraction unit is used for randomly extracting a plurality of actual keywords of the first actual access signal;
The determining unit is used for determining the signal coincidence degree of the actual keywords in the first actual access signals and the keywords of any access signals in the first access signal list;
presetting a standard signal superposition ratio;
the comparison unit is used for indicating that the first actual access signal is in the first access signal list if the signal overlap ratio is greater than or equal to the standard signal overlap ratio;
and if the signal overlap ratio is smaller than the standard signal overlap ratio, the first actual access signal is not in the first access signal list.
Further, the method further comprises the following steps: the device comprises a distance determining module, a comparing module and an adjusting module;
the distance determining module uniformly determines the position information of the conference group terminal and the actual distance information of the access signal receiving end;
the comparison module is used for comparing the actual distance information with a preset standard distance to obtain a comparison result;
the adjusting module is used for adjusting the sending duration of the real-time image and the real-time sound and the selection of the network state in the synchronization process according to the comparison result.
Further, the adjusting module is further configured to send a real-time image and a real-time sound according to the standard sending duration and the current network state if the first comparison result is determined;
If the second comparison result is determined, determining an actual difference value between the actual distance information and the standard distance, and determining a relation between the actual difference value and the standard difference value to determine a first adjustment coefficient k1 for adjusting the selected sending time length and a second adjustment coefficient k2 for adjusting the selected network state.
Compared with the prior art, the method has the beneficial effects that whether the corresponding conference terminal is communicated or not is determined by whether the actual access signal received by the actual access signal receiving end is prestored in the signal access list, so that the target terminal which sends the real-time image and the real-time sound which occur is determined, the real-time image and the real-time sound of the current terminal are synchronously displayed among different conference terminals, the delay is reduced, and the synchronism of the data information is improved.
In particular, different adjustment strategies are selected under different comparison results, when the distance is far, the sending time length and the network state are required to be adjusted, so that the process of transmitting the image data and the sound data is more efficient, the fact that the image and the sound are out of synchronization due to the distance is achieved through adjustment of the sending time and the transmission rate, the out-of-synchronization phenomenon due to the distance is corrected, the delay of data transmission is reduced, and the synchronism of conference data is guaranteed.
In particular, through effectively adjusting the sending time length and the transmission speed, the arrival of the image data and the sound data can arrive at the corresponding conference terminals at the same time, so that different conference terminals can synchronously receive the generated images and sounds to synchronize, and the data synchronization efficiency is improved.
In particular, by summing the transmission time of any first access signal in the first access signal list in the standard network state and summing the transmission time of any second access signal in the second access list in the standard network state to obtain a comprehensive value, dividing the corresponding signal quantity on the basis of the comprehensive value to obtain a result as standard transmission time length, the determination process of the transmission time length is more in line with the actual conference intercommunication process, the accurate determination of the standard transmission time length is realized, and further, the adjustment of the adjustment coefficient on the basis is realized, the intelligent adjustment of the transmission time length is realized.
In particular, the current transmission speed is determined, and the comprehensive influence of the real-time image to be transmitted and the real-time sound to be transmitted on the transmission speed is adopted, so that the determination of the transmission speed at the current moment is more accurate and efficient, the transmission speed is matched with the fit degree of the real-time image to be transmitted and the real-time sound to be transmitted, the accurate determination of the current transmission speed is realized, and the determination efficiency is improved.
Drawings
Fig. 1 is a flow chart of a method for implementing intercommunication between video conference systems according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of implementing interworking between videoconference systems according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a second structure for implementing interworking between videoconference systems according to an embodiment of the present invention;
fig. 4 is a schematic diagram of a third structure for implementing interworking between videoconference systems according to an embodiment of the present invention.
Detailed Description
In order that the objects and advantages of the invention will become more apparent, the invention will be further described with reference to the following examples; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention.
It should be noted that, in the description of the present invention, terms such as "upper," "lower," "left," "right," "inner," "outer," and the like indicate directions or positional relationships based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the apparatus or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, it should be noted that, in the description of the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific circumstances.
Referring to fig. 1, a method for implementing interworking between video conference systems according to an embodiment of the present invention includes:
step S100: a signal receiving end connected with a first conference system and a second conference system respectively is constructed, a first access signal list containing a plurality of first access signals and a second access signal list containing a plurality of second access signals are prestored in the signal receiving end, the first access signals contain at least one preset keyword, and the second access signals contain at least one preset keyword;
Step S200: receiving a first actual access signal of the first conference system and a second actual access signal of the second conference system, wherein the first actual access signal comprises a plurality of actual keywords, and the second actual access signal comprises a plurality of actual keywords;
step S300: judging whether the first actual access signal is in the first access signal list or not according to the signal coincidence degree of an actual keyword in the first actual access signal and a preset keyword corresponding to a first access signal in a first access signal list, and judging whether the second actual access signal is in a second access signal list or not according to the signal coincidence degree of an actual keyword in the second actual access signal and a preset keyword corresponding to a second signal in the second access signal list;
step S400: if the first actual access signal and the second actual access signal are both in the corresponding signal list, detecting the data at the current moment to generate a corresponding current conference terminal, and starting a sound picture acquisition device of the current conference terminal to acquire a real-time image and real-time sound;
step S500: and transmitting the real-time image and the real-time sound to a conference group terminal which is connected with the current terminal through the signal receiving terminal and is connected with the signal receiving terminal simultaneously, wherein the conference group terminal at least comprises a terminal for generating the first actual access signal and/or a terminal for generating the second actual access signal, and the operation data information in the synchronous display process of synchronously displaying the real-time image and the real-time sound in the conference group terminal is adjusted according to the relation between the position information of the conference group terminal and the standard distance and the current network transmission speed.
Specifically, the current conference terminal and the conference group terminal in the embodiment of the invention form all conference terminals of the access signal receiving terminal, and all conference terminals can send signals to the signal receiving terminal to determine whether a first actual access signal or a second actual access signal sent by the conference terminal is in a signal list.
Specifically, determining the position information of the conference group terminal and the actual distance information of the access signal receiving end, comparing the actual distance information with a preset standard distance to obtain a comparison result, and adjusting the sending duration of the real-time image and the real-time sound and the selection of the network state in the synchronization process according to the comparison result.
Specifically, the embodiment of the invention determines the distance information of each terminal relative to the signal receiving end by determining the position information of each terminal in the conference group terminal, so as to conveniently select the sending time length of the real-time image and the real-time sound according to the actual distance, ensure the synchronization of the real-time image and the real-time sound received by each terminal, reduce the data delay, improve the synchronism of the conference terminal for receiving the real-time image and the real-time sound, improve the synchronism of data display and improve the transmission efficiency of conference content.
Specifically, the comparing, according to the actual distance information, with a preset standard distance, and obtaining a comparison result includes:
if the actual distance information is smaller than or equal to the standard distance, determining the actual distance information as a first comparison result;
and if the actual distance information is larger than the standard distance, determining the actual distance information as a second comparison result.
Specifically, the embodiment of the invention realizes the partitioning of the actual distance of each terminal by setting the standard distance, so as to facilitate the different transmission strategies to the terminals in different areas, facilitate the synchronization of conference contents, reduce the delay in the transmission process of real-time images and real-time sounds and improve the synchronization.
Specifically, the step of adjusting the transmission time length of the real-time image and the real-time sound and the network state in the synchronization process according to the comparison result includes:
if the first comparison result is determined, transmitting the real-time image and the real-time sound according to the standard transmission time length and the current network state;
if the second comparison result is determined, determining an actual difference value between the actual distance information and the standard distance, and determining a relation between the actual difference value and the standard difference value to determine a first adjustment coefficient k1 for adjusting the selected sending time length and a second adjustment coefficient k2 for adjusting the selected network state.
Specifically, according to the embodiment of the invention, different adjustment strategies are selected under different comparison results, and when the distance is far, the sending time length and the network state are required to be adjusted so as to carry out the process of transmitting the image data and the sound data more efficiently, the purpose that the image and the sound are out of synchronization due to the distance is achieved through adjustment of the sending time and the transmission rate, the out-of-synchronization phenomenon due to the distance is corrected, the delay of data transmission is reduced, and the synchronism of conference data is ensured.
Specifically, when the transmission duration is adjusted, setting the standard transmission duration as T0;
when the first adjustment coefficient is adopted to adjust the transmission duration, if the actual difference value is less than or equal to the standard difference value, the first adjustment coefficient k1 in the first interval is selected to extend the standard transmission duration, and the extended transmission duration is set asThe value range of the first adjustment coefficient k1 is 0.1-0.4;
if the actual difference is>The standard deviation value is selected, the first adjustment coefficient k1 in the second interval is selected to prolong the standard transmission time length, and the prolonged transmission time length is set as The value range of the first adjustment coefficient k1 in the second interval is 0.6-0.9.
Specifically, for the adjustment of the network state, in the actual application, since the network state is in the process of dynamic change, sometimes the network state is good, the network transmission speed is fast, sometimes the network state is bad, and the network transmission speed is slow, so in the actual application, the standard transmission speed is set, the relationship between the current transmission speed of the network and the standard transmission speed difference value is used for determining, the network state is adjusted, if the speed difference value is less than or equal to the standard transmission speed difference value, the second adjustment coefficient k2 in the first interval is selected to prolong the current transmission speed V0, and the prolonged transmission speed is set as The value range of the second adjustment coefficient k2 in the first interval is 0.1-0.4;
if the speed is different>The standard deviation of the transmission speed is selected, a second adjustment coefficient k2 in a second interval is selected to prolong the current transmission speed V0, and the prolonged transmission speed is set asThe value range of the second adjustment coefficient k2 in the second interval is 0.6-0.9.
Specifically, the embodiment of the invention effectively adjusts the sending time length and the transmission speed, so that the arrival of the image data and the sound data can arrive at the corresponding conference terminal at the same time, different conference terminals can synchronously receive the generated image and sound to synchronize, and the data synchronization efficiency is improved.
Specifically, the calculation formula of the standard transmission duration T0 is as follows:
wherein, T (i) represents the transmission time of any i first access signal in the n1 first access signal lists in the first access signal list in the standard network state, T (j) represents the transmission time of any j second access signal in the n2 second access signal lists in the second access signal list in the standard network state, the value range of i is 1-n1, and the value range of j is 1-n2.
Specifically, the embodiment of the invention sums the sending time of any first access signal in the first access signal list in the standard network state and sums the sending time of any second access signal in the second access list in the standard network state to obtain the comprehensive value, and takes the result obtained by dividing the corresponding signal quantity as the standard sending time length on the basis of the comprehensive value, the determining process of the sending time length is more in line with the actual conference intercommunication process, the accurate determination of the standard sending time length is realized, the adjustment of the adjusting coefficient on the basis is realized, the intelligent adjustment of the sending time length is realized, and the sending time length after the adjustment of the embodiment of the invention has the matching property and the fitting property with the first access signal in the first signal list and the second access signal in the second signal list, and the accuracy of the adjustment of the sending time length is effectively improved.
Specifically, the calculation formula of the current transmission speed V0 is:
wherein T represents the current time, v (pt) represents the transmission speed function of the real-time image to be transmitted in the standard network state, and v (st) represents the transmission speed function of the real-time sound to be transmitted in the standard network state.
Specifically, the embodiment of the invention determines the current transmission speed, adopts the comprehensive influence of the real-time image to be transmitted and the real-time sound to be transmitted on the transmission speed, so that the determination of the transmission speed at the current moment is more accurate and efficient, and is matched with the fit degree of the real-time image to be transmitted and the real-time sound to be transmitted, thereby realizing the accurate determination of the current transmission speed and improving the determination efficiency.
Specifically, when the standard distance is selected, the average value of the distances between the terminals in all conference group terminals and the position where the preset origin of coordinates is located is used as the standard distance, wherein the origin of coordinates is selected by setting the midpoint of a connecting line of a straight line at the position where the terminal sending the first access signal and the terminal sending the second access signal are located.
Specifically, the embodiment of the invention considers the distance between the position information of all conference group terminals and the set coordinate origin by setting the coordinate origin and selecting the standard distance, so that the selection of the standard distance is more accurate, the actual situation of the system for realizing intercommunication among video conference systems is met, and the accuracy and the high efficiency of the selection of the standard distance are improved.
Specifically, the determining whether the first actual access signal is in the first access signal list and whether the second actual access signal is in the second access signal list includes:
acquiring a first actual access signal;
randomly extracting a plurality of actual keywords of the first actual access signal;
determining the signal coincidence degree of the actual keywords in the first actual access signals and the keywords of any access signals in a first access signal list;
presetting a standard signal superposition ratio;
if the signal overlap ratio is greater than or equal to the standard signal overlap ratio, the first actual access signal is indicated to be in the first access signal list;
and if the signal overlap ratio is smaller than the standard signal overlap ratio, the first actual access signal is not in the first access signal list.
The judging manner of the second actual access signal and the first actual access signal is the same, and is not described herein, where when determining the signal overlap ratio, the signal overlap ratio is determined according to the ratio of the number of actual keywords in the first actual access signal to the number of keywords of any access signal in the first access signal list, and the standard signal overlap ratio may be set to 80% or 90%.
Specifically, according to the embodiment of the invention, through the coincidence degree of the number of the actual keywords of the first actual access signal or the second actual access signal and any access signal in the first access signal list or any access signal in the second access signal list, whether the first actual access signal exists in the first access signal list or not is determined, and whether the second actual access signal list exists in the second access signal list or not is determined so as to realize whether the access permission to the corresponding conference terminal or not, the paths of real-time image and real-time sound propagation are ensured, and the high efficiency of corresponding information transmission is ensured.
Specifically, as shown in fig. 2, the embodiment of the present invention further provides a system for implementing interworking between video conference systems by applying the method for implementing interworking between video conference systems as described above, where the system includes:
the construction module 10 is configured to construct signal receiving ends respectively connected to the first conference system and the second conference system, where a first access signal list and a second access signal list are stored in the signal receiving ends in advance;
a receiving module 20, configured to receive a first actual access signal of the first conference system and a second actual access signal of the second conference system;
A judging module 30, configured to judge whether the first actual access signal is in the first access signal list and whether the second actual access signal is in the second access signal list;
the detection module 40 is configured to detect data at a current time to generate a corresponding current conference terminal when the first actual access signal and the second actual access signal are both in the corresponding signal list, and start a sound image acquisition device of the current conference terminal to acquire a real-time image and a real-time sound;
the sending display module 50 is configured to send the real-time image and the real-time sound to a conference group terminal that is connected to the signal receiving terminal simultaneously with the current terminal through the signal receiving terminal, and synchronously display the real-time image and the real-time sound at the conference group terminal.
Specifically, as shown in fig. 3, the judging module 30 includes an acquiring unit 31, an extracting unit 32, a determining unit 33, and a comparing unit 34;
the acquisition unit is used for acquiring a first actual access signal;
the extraction unit is used for randomly extracting a plurality of actual keywords of the first actual access signal;
the determining unit is used for determining the signal coincidence degree of the actual keywords in the first actual access signals and the keywords of any access signals in the first access signal list;
Presetting a standard signal superposition ratio;
the comparison unit is used for indicating that the first actual access signal is in the first access signal list if the signal overlap ratio is greater than or equal to the standard signal overlap ratio;
and if the signal overlap ratio is smaller than the standard signal overlap ratio, the first actual access signal is not in the first access signal list.
As shown in fig. 4, the system for implementing intercommunication between video conference systems in the implementation of the present invention further includes: a distance determination module 60, a comparison module 70, and an adjustment module 80;
the distance determining module uniformly determines the position information of the conference group terminal and the actual distance information of the access signal receiving end;
the comparison module is used for comparing the actual distance information with a preset standard distance to obtain a comparison result;
the adjusting module is used for adjusting the sending duration of the real-time image and the real-time sound and the selection of the network state in the synchronization process according to the comparison result.
Specifically, the adjusting module 80 is further configured to send the real-time image and the real-time sound according to the standard sending duration and the current network state if the first comparison result is determined;
If the second comparison result is determined, determining an actual difference value between the actual distance information and the standard distance, and determining a relation between the actual difference value and the standard difference value to determine a first adjustment coefficient k1 for adjusting the selected sending time length and a second adjustment coefficient k2 for adjusting the selected network state.
Specifically, the system for implementing intercommunication between video conference systems in the embodiment of the present invention and the method for implementing intercommunication between video conference systems adopt the same technical scheme, so that the same technical effects can be implemented, and will not be described in detail herein.
Thus far, the technical solution of the present invention has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present invention is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present invention, and such modifications and substitutions will be within the scope of the present invention.
The foregoing description is only of the preferred embodiments of the invention and is not intended to limit the invention; various modifications and variations of the present invention will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A method for implementing interworking between videoconference systems, comprising:
a signal receiving end connected with a first conference system and a second conference system respectively is constructed, a first access signal list containing a plurality of first access signals and a second access signal list containing a plurality of second access signals are prestored in the signal receiving end, the first access signals contain at least one preset keyword, and the second access signals contain at least one preset keyword;
receiving a first actual access signal of the first conference system and a second actual access signal of the second conference system, wherein the first actual access signal comprises a plurality of actual keywords, and the second actual access signal comprises a plurality of actual keywords;
judging whether the first actual access signal is in the first access signal list or not according to the signal coincidence degree of an actual keyword in the first actual access signal and a preset keyword corresponding to a first access signal in a first access signal list, and judging whether the second actual access signal is in a second access signal list or not according to the signal coincidence degree of an actual keyword in the second actual access signal and a preset keyword corresponding to a second signal in the second access signal list;
If the first actual access signal and the second actual access signal are both in the corresponding signal list, detecting the data at the current moment to generate a corresponding current conference terminal, and starting a sound picture acquisition device of the current conference terminal to acquire a real-time image and real-time sound;
transmitting the real-time image and the real-time sound to a conference group terminal which is connected with a signal receiving terminal simultaneously with the current terminal through the signal receiving terminal, wherein the conference group terminal at least comprises a terminal for generating the first actual access signal and/or a terminal for generating the second actual access signal, and adjusting operation data information in a synchronous display process of synchronously displaying the real-time image and the real-time sound on the conference group terminal according to the relation between the position information of the conference group terminal and a standard distance and the current network transmission speed;
further comprises: determining the position information of the conference group terminal and the actual distance information of the access signal receiving end, comparing the actual distance information with a preset standard distance to obtain a comparison result, and adjusting the sending duration of the real-time image and the real-time sound and the selection of the network state in the synchronization process according to the comparison result;
Comparing the actual distance information with a preset standard distance, and obtaining a comparison result comprises the following steps:
if the actual distance information is smaller than or equal to the standard distance, determining the actual distance information as a first comparison result;
if the actual distance information is larger than the standard distance, determining a second comparison result;
the step of adjusting the sending duration of the real-time image and the real-time sound and the selection of the network state in the synchronization process according to the comparison result comprises the following steps:
if the first comparison result is determined, transmitting the real-time image and the real-time sound according to the standard transmission time length and the current network state;
if the second comparison result is determined, determining an actual difference value between the actual distance information and the standard distance, and determining a relation between the actual difference value and the standard difference value to determine a first adjustment coefficient k1 for adjusting the selected sending time length and a second adjustment coefficient k2 for adjusting the selected network state;
setting the standard sending duration as T0 when the sending duration is adjusted;
when the first adjustment coefficient is adopted to adjust the transmission duration, if the actual difference value is less than or equal to the standard difference value, the first adjustment coefficient k1 in the first interval is selected to extend the standard transmission duration, and the extended transmission duration is set as The value range of the first adjustment coefficient k1 is 0.1-0.4;
if the actual difference is>The standard deviation value is selected, the first adjustment coefficient k1 in the second interval is selected to prolong the standard transmission time length, and the prolonged transmission time length is set as The value range of the first adjustment coefficient k1 is 0.6-0.9;
when the network state is adjusted, setting a standard transmission speed;
determining the relation between the speed difference value and the standard speed difference value between the current transmission speed and the standard transmission speed of the network to adjust the network state, if the speed difference value is less than or equal to the standard speed difference value, selecting a second adjustment coefficient k2 in the first interval to prolong the current transmission speed V0, and setting the prolonged transmission speed asThe value range of the second adjustment coefficient k2 in the first interval is 0.1-0.4;
if the speed is different>The standard deviation of the transmission speed is selected, a second adjustment coefficient k2 in a second interval is selected to prolong the current transmission speed V0, and the prolonged transmission speed is set asThe value range of the second adjustment coefficient k2 in the second interval is 0.6-0.9;
the calculation formula of the standard sending duration T0 is as follows:
wherein T (i) represents the number of the first access signals in the first access signal list The transmission time of any ith first access signal in n1 first access signals in the standard network state, T (j) represents the transmission time of any jth second access signal in n2 second access signals in the second access signal list in the standard network state, the value range of i is 1-n1, and the value range of j is 1-n2;
the calculation formula of the current transmission speed V0 is as follows:
wherein T represents the current time, v (pt) represents the transmission speed function of the real-time image to be transmitted in the standard network state, and v (st) represents the transmission speed function of the real-time sound to be transmitted in the standard network state.
2. The method for implementing interworking between videoconference systems according to claim 1, wherein said determining whether the first actual access signal is in the first access signal list and whether the second actual access signal is in the second access signal list according to the signal overlap ratio corresponding to the actual keyword in the first actual access signal and the preset keyword corresponding to the first access signal in the first access signal list comprises:
acquiring a first actual access signal;
randomly extracting a plurality of actual keywords of the first actual access signal;
Determining the signal coincidence degree of the actual keywords in the first actual access signals and the keywords of any access signals in a first access signal list;
presetting a standard signal superposition ratio;
if the signal overlap ratio is greater than or equal to the standard signal overlap ratio, the first actual access signal is indicated to be in the first access signal list;
if the signal overlap ratio is smaller than the standard signal overlap ratio, the first actual access signal is not in the first access signal list;
and when determining the signal coincidence ratio, determining according to the ratio of the number of the actual keywords in the first actual access signal to the number of the preset keywords of any access signal in the first access signal list.
3. The method for implementing interworking between videoconference systems according to claim 1, wherein when the standard distance is selected, the average value of the distances between the terminals in all conference group terminals and the position where the preset origin of coordinates is located is used as the standard distance, wherein the selection of the origin of coordinates is set at the midpoint of a connecting line of a straight line at the position where the terminal sending the first access signal and the terminal sending the second access signal are located.
4. A system for implementing interworking between videoconference systems applying the method for implementing interworking between videoconference systems of any of claims 1-3, comprising:
the system comprises a construction module, a first conference system and a second conference system, wherein the construction module is used for constructing signal receiving ends respectively connected with the first conference system and the second conference system, a first access signal list containing a plurality of first access signals and a second access signal list containing a plurality of second access signals are prestored in the signal receiving ends, the first access signals contain at least one preset keyword, and the second access signals contain at least one preset keyword;
the receiving module is used for receiving a first actual access signal of the first conference system and a second actual access signal of the second conference system, wherein the first actual access signal comprises a plurality of actual keywords, and the second actual access signal comprises a plurality of actual keywords;
the judging module is used for judging whether the first actual access signal is in the first access signal list according to the signal coincidence degree of the actual keyword in the first actual access signal and the preset keyword corresponding to the first access signal in the first access signal list and judging whether the second actual access signal is in the second access signal list according to the signal coincidence degree of the actual keyword in the second actual access signal and the preset keyword corresponding to the second signal in the second access signal list;
The detection module is used for detecting the data at the current moment to generate a corresponding current conference terminal when the first actual access signal and the second actual access signal are in the corresponding signal list, and starting a sound picture acquisition device of the current conference terminal to acquire a real-time image and real-time sound;
the transmitting display module is used for transmitting the real-time image and the real-time sound to a conference group terminal which is connected with the current terminal through the signal receiving terminal and is connected with the signal receiving terminal at the same time, wherein the conference group terminal at least comprises a terminal generating the first actual access signal and/or a terminal generating the second actual access signal, and the operating data information in the synchronous display process of synchronously displaying the real-time image and the real-time sound by the conference group terminal is adjusted according to the relation between the position information of the conference group terminal and the standard distance and the current network transmission speed.
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