CN112449142A - Remote video conference system based on data cooperative transmission processing - Google Patents
Remote video conference system based on data cooperative transmission processing Download PDFInfo
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- CN112449142A CN112449142A CN202011273876.5A CN202011273876A CN112449142A CN 112449142 A CN112449142 A CN 112449142A CN 202011273876 A CN202011273876 A CN 202011273876A CN 112449142 A CN112449142 A CN 112449142A
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Abstract
The invention discloses a remote video conference system based on data collaborative transmission processing, which comprises a face image acquisition module, a face image processing module, a face recognition module, a conference data acquisition module, a conference data processing module, a cloud server, a time recording module, a time analysis module, a two-dimensional code generation module, a conference terminal and a storage database; the invention identifies the identities of all participants through a face identification technology, guides all the participants to sit on the corresponding virtual conference seats, and carries out identity sign-in; and meanwhile, collecting all conference data sent by the conference terminals of all participants, processing the data, counting all conference data sent by all conference terminals in the whole conference, simultaneously splicing all processed conference data according to the time sequence, obtaining all conference comprehensive data of the whole conference, generating a corresponding two-dimensional code, and displaying the two-dimensional code, thereby improving the experience of the participants and meeting the requirements of the participants.
Description
Technical Field
The invention relates to the field of remote video conferences, in particular to a remote video conference system based on data collaborative transmission processing.
Background
The video conference is the most advanced communication technology at present, and a high-efficiency and high-definition teleconference can be realized only by means of the internet. With the development of the market, the enterprise has an increasing demand and higher requirement on the video conference system, so that the trend of the video conference becomes a main problem which puzzles related research and development units.
At present, the existing remote video conference system generally has some defects, the existing remote video conference system can only obtain conference video data of a single source and can only display the conference video data of the single source, can not realize the merging output of the conference data of multiple sources, and has the phenomenon that the conference data in the video conference is discontinuous, thereby influencing the use of the participants, reducing the experience of the participants, and simultaneously, the prior remote video conference system lacks the functions of summarizing and uniformly managing the whole conference data, resulting in the limitation of the interactive sharing of the conference data among the participants, reducing the communication efficiency of the participants, therefore, the requirements of participants cannot be met, later-period personnel are not convenient to research conference data, and a remote video conference system based on data collaborative transmission processing is designed for solving the problems.
Disclosure of Invention
The invention aims to provide a remote video conference system based on data cooperative transmission processing, which identifies the identities of all participants logging in a conference system in advance by a face identification technology, guides all the participants to sit on corresponding virtual conference seats, and signs the identities of the corresponding participants; the conference comprehensive data of the spliced whole conference are obtained by simultaneously acquiring each conference data sent by the conference terminal of each participant, processing the conference data by adopting different data processing methods, counting each conference data sent by the conference terminal of each participant in the whole conference, simultaneously splicing each conference data sent by the conference terminal of each participant according to the conference time sequence, generating a corresponding two-dimensional code by a two-dimensional code generating module, and displaying the two-dimensional code, so that the problems in the background technology are solved.
The purpose of the invention can be realized by the following technical scheme:
a remote video conference system based on data collaborative transmission processing comprises a face image acquisition module, a face image processing module, a face recognition module, a conference data acquisition module, a conference data processing module, a cloud server, a time recording module, a time analysis module, a two-dimensional code generation module, a conference terminal and a storage database;
the cloud server is respectively connected with the face recognition module, the conference data acquisition module, the conference data processing module, the two-dimensional code generation module and the storage database, the storage database is connected with the face recognition module, the face image processing module is respectively connected with the face image acquisition module and the face recognition module, the conference data processing module is respectively connected with the conference data acquisition module and the time recording module, the time analysis module is respectively connected with the time recording module and the two-dimensional code generation module, and the conference terminal is connected with the two-dimensional code generation module;
the face image acquisition module is used for acquiring face images of all the persons in the pre-login conference system, counting the acquired face images of all the persons in the pre-login conference system and sending the face images of all the persons in the pre-login conference system to the face image processing module;
the face image processing module is used for receiving face images of all the persons of the pre-login conference system sent by the face image acquisition module, carrying out image segmentation on the received face images of all the persons, splicing face feature areas obtained by image segmentation, removing background images outside the area, changing the reserved area images into images with the same size and without deflection angles of the faces through geometric normalization processing, simultaneously carrying out gray level conversion processing and image enhancement processing, and sending the processed face images of all the persons to the face recognition module;
the face recognition module is used for receiving the processed face images of the persons sent by the face image processing module, extracting the standard face images of the participants stored in the storage database, comparing the received face images of the persons with the stored standard face images of the participants, counting the similarity between the received face images of the persons and the stored standard face images of the participants, screening the standard face images with the highest similarity corresponding to the persons, if the highest similarity corresponding to the face images of the persons is larger than or equal to a set similarity threshold value, indicating that the identities corresponding to the face images of the persons are the participants, counting the identities of the participants in the pre-login conference system, and sending the counted identities of the participants in the pre-login conference system to the cloud server;
the cloud server is used for receiving the identities of the participants of the pre-login conference system sent by the face recognition module, extracting the virtual conference seats corresponding to the identities of the participants stored in the storage database, guiding the virtual conference seats corresponding to the participants of the pre-login conference system, counting the identities of the participants sitting on the virtual conference seats, and sending the identities of the participants sitting on the virtual conference seats to the conference data acquisition module; meanwhile, numbering each seated participant in sequence according to the arrangement sequence of the virtual conference seats, wherein the numbers of the seated participants are 1,2, 1, i, n respectively, and the numbers of the seated participants are sent to a storage database;
the conference data acquisition module is used for receiving the identities of all the participants sitting on the virtual conference seat and sent by the cloud server, acquiring the received conference data sent by the conference terminals corresponding to the participants, acquiring the conference data sent by the conference terminals of the participants in real time, and sending the acquired conference data sent by the conference terminals of the participants to the conference data processing module;
the conference data processing module is used for receiving the conference data sent by the conference terminals of the participants and sent by the conference data acquisition module, processing the received conference data sent by the conference terminals of the participants by adopting different data processing methods, and sending the processed conference data sent by the conference terminals of the participants to the cloud server and the time recording module respectively;
the cloud server is used for receiving the conference data sent by the conference terminals of the participants after processing and sent by the conference data processing module, splicing the conference data sent by the conference terminals of the participants in the whole conference, and counting the conference data sent by the conference terminals of the participants in the whole conference to form the conference data sent by the participants in the whole conferenceEach conference data set PR (p) sent by conference terminal of conference person1r,p2r,...,pir,...,pnr)，pir is the r-th conference data sent by the conference terminal of the ith participant in the whole conference, and r is r1,r2,r3，r1、r2、r3The conference audio data, the conference video data and the text data in the conference data are respectively represented, and the conference data set sent by the conference terminal of each participant in the whole conference is sent to the two-dimensional code generation module;
the time recording module is used for receiving each conference data sent by the conference terminal of each participant after being processed and sent by the conference data processing module, recording the time corresponding to each conference data sent by the conference terminal of each participant, counting the time corresponding to each conference data sent by the conference terminal of each participant, and forming a time set corresponding to each conference data sent by the conference terminal of each participant
The time corresponding to the r-th conference data sent by the conference terminal of the ith participant is represented, and a time set corresponding to each conference data sent by the conference terminal of each participant is sent to a time analysis module;
the time analysis module is used for receiving a time set which is sent by the time recording module and corresponds to each conference data sent by the conference terminals of the participants, sequentially splicing each conference data sent by the conference terminals of the participants according to the conference time sequence to obtain the comprehensive conference data of the spliced whole conference, and sending the comprehensive conference data of the spliced whole conference to the two-dimensional code generation module;
the two-dimensional code generation module comprises a two-dimensional code generator and is used for receiving each conference data set sent by conference terminals of each participant in the whole conference and sent by the cloud server, receiving all the spliced conference comprehensive data of the whole conference and sent by the time analysis module, inputting each received conference data sent by the conference terminals of each participant in the whole conference and each spliced conference comprehensive data of the whole conference into the two-dimensional code generator, coding the received conference data and each received conference comprehensive data by the two-dimensional code generator according to a specific coding method, acquiring two-dimensional codes corresponding to each conference data of each participant in the whole conference and two-dimensional codes corresponding to each conference comprehensive data of the whole conference, and sending the two-dimensional codes corresponding to each conference data of each participant in the whole conference and the two-dimensional codes corresponding to each conference comprehensive data of the whole conference to the conference terminals;
the conference terminal is used for receiving and displaying the two-dimensional codes corresponding to the conference data of each participant in the whole conference and the two-dimensional codes corresponding to the comprehensive conference data of the whole conference, which are sent by the two-dimensional code generation module, and each participant scans the codes according to the requirement to obtain the corresponding conference data;
the storage database is used for receiving the numbers of the seated participants sent by the cloud server, storing the standard face images of the participants and storing the virtual conference seats corresponding to the identities of the participants;
further, the face image acquisition module comprises a plurality of high-definition cameras, wherein the high-definition cameras are respectively installed on conference terminals of the login conference systems, the high-definition cameras detect faces according to a detection method that the faces have certain structural distribution characteristics, dynamic target tracking is carried out on the detected faces, and face images of targets are acquired;
furthermore, the system also comprises a check-in module, wherein the check-in module is used for checking in each participant who logs in the conference system, and when each participant sits in the corresponding virtual conference seat, the check-in module is triggered to automatically check in the identity of the corresponding participant;
furthermore, each conference data comprises conference audio data, conference video data and text data;
furthermore, the conference data acquisition module comprises a conference audio acquisition unit, a conference video acquisition unit and a text data acquisition unit, wherein the conference audio acquisition unit is a microphone and is used for acquiring conference audio data sent by a conference terminal, the conference video acquisition unit is a high-definition camera and is used for acquiring conference video data sent by the conference terminal, and the text data acquisition unit is a facsimile machine and is used for acquiring text data transmitted by the conference terminal;
further, the audio data processing method is to perform noise reduction and echo cancellation processing on the conference audio data in the received conference data to obtain intermediate audio data, and encode the intermediate audio data to obtain processed conference audio data; the video data processing method comprises the steps of obtaining a video frame in conference video data in received conference data, identifying a face image in the video frame, and performing face light supplement on the face image to obtain processed conference video data; meanwhile, the text data processing method is to encode the text data in the received conference data to obtain the processed text data;
further, the two-dimensional code generator adopts a two-dimensional code generation technology, and comprises the following steps:
s1, analyzing the input conference data, determining the data length, determining the format and version according to the data length, converting the input data into bit stream by data coding, performing finite field conversion by error correction channel coding algorithm, and generating error correction channel coding data code word;
s2, generating a corresponding key from the data code word, encrypting the key according to an encryption algorithm, and converting the encrypted key into an encrypted code word according to a preset encoding algorithm;
s3, acquiring the data code length and the error correction level of the data code word by encrypting the code word, and searching the number of error correction code word blocks in a preset error correction characteristic table entry;
and S4, generating the two-dimensional code information by the data code words and the encrypted code words according to the structural mode corresponding to the number of the error correction code word blocks.
Has the advantages that:
(1) according to the remote video conference system based on data collaborative transmission processing, the identities of all participants of a pre-login conference system are identified through a face identification technology, all participants are guided to sit on corresponding virtual conference seats, and the identities of corresponding participants are checked in, so that the order of a video conference is better managed, and the remote video conference can run efficiently; meanwhile, the conference data sent by the conference terminals of the participants are collected and processed by adopting different data processing methods, so that the phenomenon that the conference data in the video conference are discontinuous is avoided, the participants can be normally used, the experience of the participants is improved, and a foundation is laid for later-stage statistics of the conference data sent by the conference terminals of the participants in the whole conference.
(2) According to the conference data processing method and device, the cloud server is used for counting all conference data sent by the conference terminals of all participants in the whole conference, meanwhile, all conference data sent by the conference terminals of all participants are spliced according to the sequence of conference time, all conference comprehensive data of the spliced whole conference are obtained, the two-dimensional code generating module is used for generating and displaying the corresponding two-dimensional code, and all participants scan the code according to the requirements to obtain the corresponding conference data, so that the problem that interactive sharing of the conference data among all participants is limited is solved, the communication efficiency of the participants is improved, the requirements of the participants are met, and the conference data can be conveniently researched by later-stage personnel.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a remote video conference system based on data collaborative transmission processing includes a face image acquisition module, a face image processing module, a face recognition module, a conference data acquisition module, a conference data processing module, a cloud server, a time recording module, a time analysis module, a two-dimensional code generation module, a conference terminal, and a storage database;
the cloud server is respectively connected with the face recognition module, the conference data acquisition module, the conference data processing module, the two-dimensional code generation module and the storage database, the storage database is connected with the face recognition module, the face image processing module is respectively connected with the face image acquisition module and the face recognition module, the conference data processing module is respectively connected with the conference data acquisition module and the time recording module, the time analysis module is respectively connected with the time recording module and the two-dimensional code generation module, and the conference terminal is connected with the two-dimensional code generation module.
The face image acquisition module comprises a plurality of high-definition cameras, wherein the high-definition cameras are respectively installed on conference terminals of the pre-login conference systems and used for acquiring face images of the persons of the pre-login conference systems, the faces are detected through the high-definition cameras according to a detection method that the faces have certain structural distribution characteristics, dynamic target tracking is carried out on the detected faces, face images of targets are acquired, the acquired face images of the persons of the pre-login conference systems are counted, and the face images of the persons of the pre-login conference systems are sent to the face image processing module;
the face image processing module is used for receiving face images of all the people of the pre-login conference system sent by the face image acquisition module, carrying out image segmentation on the received face images of all the people, splicing face feature areas obtained by image segmentation, removing background images outside the area, changing the reserved area images into images with the same size and without deflection angles of the faces through geometric normalization processing, simultaneously carrying out gray level conversion processing and image enhancement processing, and sending the processed face images of all the people to the face recognition module.
The face recognition module is used for receiving the processed face images of the persons sent by the face image processing module, extracting the standard face images of the participants stored in the storage database, comparing the received face images of the persons with the stored standard face images of the participants, counting the similarity between the received face images of the persons and the stored standard face images of the participants, screening the standard face images with the highest similarity corresponding to the persons, if the highest similarity corresponding to the face images of the persons is larger than or equal to a set similarity threshold value, indicating that the identities corresponding to the face images of the persons are the participants, counting the identities of the participants who log in the conference system in advance, and sending the counted identities of the participants who log in the conference system in advance to the cloud server.
The cloud server is used for receiving the identities of the participants of the pre-login conference system sent by the face recognition module, extracting the virtual conference seats corresponding to the identities of the participants stored in the storage database, guiding the virtual conference seats corresponding to the participants of the pre-login conference system, counting the identities of the participants sitting on the virtual conference seats, and sending the identities of the participants sitting on the virtual conference seats to the conference data acquisition module; and simultaneously, numbering each seated participant in sequence according to the arrangement sequence of the virtual conference seats, wherein the numbers of the seated participants are 1,2, 1, i, n respectively, and the numbers of the seated participants are sent to a storage database.
The cloud server still includes the module of registering, the module of registering is used for registering to each participant who logs in the conference system, triggers the module of registering when each participant sits at the virtual meeting seat that corresponds, carries out the identity that corresponds personnel automatically and registers to the order of better management video conference realizes that long-range video conference can the efficient operation.
The conference data acquisition module comprises a conference audio acquisition unit, a conference video acquisition unit and a text data acquisition unit, for receiving the identities of the participants sitting in the virtual conference seat and sent by the cloud server, collecting received conference data sent by conference terminals corresponding to each participant, wherein the conference data comprises conference audio data, conference video data and text data, wherein the conference audio acquisition unit is a microphone and is used for acquiring conference audio data sent by the conference terminal, the conference video acquisition unit is a high-definition camera, used for collecting conference video data sent by a conference terminal, the text data collecting unit is a fax machine, the conference data processing module is used for collecting text data transmitted by the conference terminals, counting each conference data sent by the conference terminals of each participant, and sending each collected conference data sent by the conference terminals of each participant to the conference data processing module;
the conference data processing module is used for receiving conference data sent by the conference terminals of the participants and sent by the conference data acquisition module, processing the received conference data sent by the conference terminals of the participants by adopting different data processing methods, and avoiding the phenomenon of incongruent conference data in a video conference, so that the participants can be ensured to be normally used, the experience of the participants is improved, and a foundation is laid for later-stage statistics of the conference data sent by the conference terminals of the participants in the whole conference, wherein the audio data processing method is used for carrying out noise reduction and echo elimination processing on the conference audio data in the received conference data, acquiring intermediate audio data, and coding the intermediate audio data to obtain the processed conference audio data; the video data processing method comprises the steps of obtaining a video frame in conference video data in received conference data, identifying a face image in the video frame, and performing face light supplement on the face image to obtain processed conference video data; meanwhile, the text data processing method is used for coding text data in the received conference data to obtain processed text data, and respectively sending the processed conference data sent by the conference terminals of the participants to the cloud server and the time recording module.
The cloud server is used for receiving the conferences sent by the conference terminals of the processed conferees sent by the conference data processing moduleConference data, splicing the conference data sent by the conference terminals of the participants in the whole conference, counting the conference data sent by the conference terminals of the participants in the whole conference, and forming a conference data set PR (p) sent by the conference terminals of the participants in the whole conference1r,p2r,...,pir,...,pnr)，pir is the r-th conference data sent by the conference terminal of the ith participant in the whole conference, and r is r1,r2,r3，r1、r2、r3The conference audio data, the conference video data and the text data in the conference data are respectively represented, and the conference data set sent by the conference terminals of the participants in the whole conference is sent to the two-dimensional code generation module.
The time recording module is used for receiving each conference data sent by the conference terminal of each participant after being processed and sent by the conference data processing module, recording the time corresponding to each conference data sent by the conference terminal of each participant, counting the time corresponding to each conference data sent by the conference terminal of each participant, and forming a time set corresponding to each conference data sent by the conference terminal of each participant
The time corresponding to the r-th conference data sent by the conference terminal of the ith participant is represented, and a time set corresponding to each conference data sent by the conference terminal of each participant is sent to a time analysis module;
the time analysis module is used for receiving a time set which is sent by the time recording module and corresponds to each conference data sent by the conference terminals of the participants, sequentially splicing the conference data sent by the conference terminals of the participants according to the conference time sequence to obtain the comprehensive conference data of the spliced whole conference, and sending the comprehensive conference data of the spliced whole conference to the two-dimensional code generation module.
The two-dimension code generation module comprises a two-dimension code generator and is used for receiving all conference data sets sent by conference terminals of all participants in the whole conference and sent by the cloud server, receiving all conference comprehensive data sent by the time analysis module after splicing of the whole conference, inputting all conference data sent by the conference terminals of all participants in the whole conference and all conference comprehensive data of the whole conference after splicing into the two-dimension code generator, coding the conference data through the two-dimension code generator according to a specific coding method, obtaining two-dimension codes corresponding to all conference data of all participants in the whole conference and two-dimension codes corresponding to all conference comprehensive data of the whole conference, and sending the two-dimension codes corresponding to all conference data of all participants in the whole conference and the two-dimension codes corresponding to all conference comprehensive data of the whole conference to the conference terminals.
The two-dimensional code generator adopts a two-dimensional code generation technology and comprises the following steps:
s1, analyzing the input conference data, determining the data length, determining the format and version according to the data length, converting the input data into bit stream by data coding, performing finite field conversion by error correction channel coding algorithm, and generating error correction channel coding data code word;
s2, generating a corresponding key from the data code word, encrypting the key according to an encryption algorithm, and converting the encrypted key into an encrypted code word according to a preset encoding algorithm;
s3, acquiring the data code length and the error correction level of the data code word by encrypting the code word, and searching the number of error correction code word blocks in a preset error correction characteristic table entry;
and S4, generating the two-dimensional code information by the data code words and the encrypted code words according to the structural mode corresponding to the number of the error correction code word blocks.
The conference terminal is used for receiving the two-dimensional codes corresponding to the conference data of each participant in the whole conference sent by the two-dimensional code generation module and the two-dimensional codes corresponding to the conference comprehensive data of the whole conference, and displaying the two-dimensional codes.
The storage database is used for receiving the numbers of the seated participants sent by the cloud server, storing the standard face images of the participants and storing the virtual conference seats corresponding to the identities of the participants.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (7)
1. A remote video conference system based on data cooperative transmission processing is characterized in that: the conference system comprises a face image acquisition module, a face image processing module, a face recognition module, a conference data acquisition module, a conference data processing module, a cloud server, a time recording module, a time analysis module, a two-dimensional code generation module, a conference terminal and a storage database;
the cloud server is respectively connected with the face recognition module, the conference data acquisition module, the conference data processing module, the two-dimensional code generation module and the storage database, the storage database is connected with the face recognition module, the face image processing module is respectively connected with the face image acquisition module and the face recognition module, the conference data processing module is respectively connected with the conference data acquisition module and the time recording module, the time analysis module is respectively connected with the time recording module and the two-dimensional code generation module, and the conference terminal is connected with the two-dimensional code generation module;
the face image acquisition module is used for acquiring face images of all the persons in the pre-login conference system, counting the acquired face images of all the persons in the pre-login conference system and sending the face images of all the persons in the pre-login conference system to the face image processing module;
the face image processing module is used for receiving face images of all the persons of the pre-login conference system sent by the face image acquisition module, carrying out image segmentation on the received face images of all the persons, splicing face feature areas obtained by image segmentation, removing background images outside the area, changing the reserved area images into images with the same size and without deflection angles of the faces through geometric normalization processing, simultaneously carrying out gray level conversion processing and image enhancement processing, and sending the processed face images of all the persons to the face recognition module;
the face recognition module is used for receiving the processed face images of the persons sent by the face image processing module, extracting the standard face images of the participants stored in the storage database, comparing the received face images of the persons with the stored standard face images of the participants, counting the similarity between the received face images of the persons and the stored standard face images of the participants, screening the standard face images with the highest similarity corresponding to the persons, if the highest similarity corresponding to the face images of the persons is larger than or equal to a set similarity threshold value, indicating that the identities corresponding to the face images of the persons are the participants, counting the identities of the participants in the pre-login conference system, and sending the counted identities of the participants in the pre-login conference system to the cloud server;
the cloud server is used for receiving the identities of the participants of the pre-login conference system sent by the face recognition module, extracting the virtual conference seats corresponding to the identities of the participants stored in the storage database, guiding the virtual conference seats corresponding to the participants of the pre-login conference system, counting the identities of the participants sitting on the virtual conference seats, and sending the identities of the participants sitting on the virtual conference seats to the conference data acquisition module; meanwhile, numbering each seated participant in sequence according to the arrangement sequence of the virtual conference seats, wherein the numbers of the seated participants are 1,2, 1, i, n respectively, and the numbers of the seated participants are sent to a storage database;
the conference data acquisition module is used for receiving the identities of all the participants sitting on the virtual conference seat and sent by the cloud server, acquiring the received conference data sent by the conference terminals corresponding to the participants, acquiring the conference data sent by the conference terminals of the participants in real time, and sending the acquired conference data sent by the conference terminals of the participants to the conference data processing module;
the conference data processing module is used for receiving the conference data sent by the conference terminals of the participants and sent by the conference data acquisition module, processing the received conference data sent by the conference terminals of the participants by adopting different data processing methods, and sending the processed conference data sent by the conference terminals of the participants to the cloud server and the time recording module respectively;
the cloud server is used for receiving the conference data sent by the conference data processing module and sent by the conference terminals of the participants, splicing the conference data sent by the conference terminals of the participants in the whole conference, counting the conference data sent by the conference terminals of the participants in the whole conference, and forming a conference data set PR (p) sent by the conference terminals of the participants in the whole conference1r,p2r,...,pir,...,pnr)，pir is the r-th conference data sent by the conference terminal of the ith participant in the whole conference, and r is r1,r2,r3，r1、r2、r3The conference audio data, the conference video data and the text data in the conference data are respectively represented, and the conference data set sent by the conference terminal of each participant in the whole conference is sent to the two-dimensional code generation module;
the time recording module is used for receiving each conference data sent by the conference terminal of each participant after being processed and sent by the conference data processing module, recording the time corresponding to each conference data sent by the conference terminal of each participant, counting the time corresponding to each conference data sent by the conference terminal of each participant, and forming a time set corresponding to each conference data sent by the conference terminal of each participant
The time corresponding to the r-th conference data sent by the conference terminal of the ith participant is represented, and a time set corresponding to each conference data sent by the conference terminal of each participant is sent to a time analysis module;
the time analysis module is used for receiving a time set which is sent by the time recording module and corresponds to each conference data sent by the conference terminals of the participants, sequentially splicing each conference data sent by the conference terminals of the participants according to the conference time sequence to obtain the comprehensive conference data of the spliced whole conference, and sending the comprehensive conference data of the spliced whole conference to the two-dimensional code generation module;
the two-dimensional code generation module comprises a two-dimensional code generator and is used for receiving each conference data set sent by conference terminals of each participant in the whole conference and sent by the cloud server, receiving all the spliced conference comprehensive data of the whole conference and sent by the time analysis module, inputting each received conference data sent by the conference terminals of each participant in the whole conference and each spliced conference comprehensive data of the whole conference into the two-dimensional code generator, coding the received conference data and each received conference comprehensive data by the two-dimensional code generator according to a specific coding method, acquiring two-dimensional codes corresponding to each conference data of each participant in the whole conference and two-dimensional codes corresponding to each conference comprehensive data of the whole conference, and sending the two-dimensional codes corresponding to each conference data of each participant in the whole conference and the two-dimensional codes corresponding to each conference comprehensive data of the whole conference to the conference terminals;
the conference terminal is used for receiving and displaying the two-dimensional codes corresponding to the conference data of each participant in the whole conference and the two-dimensional codes corresponding to the comprehensive conference data of the whole conference, which are sent by the two-dimensional code generation module, and each participant scans the codes according to the requirement to obtain the corresponding conference data;
the storage database is used for receiving the numbers of the seated participants sent by the cloud server, storing the standard face images of the participants and storing the virtual conference seats corresponding to the identities of the participants.
2. The remote video conference system based on data cooperative transmission processing according to claim 1, wherein: the face image acquisition module comprises a plurality of high-definition cameras, wherein the high-definition cameras are respectively installed on conference terminals of all the login conference systems, the high-definition cameras detect faces according to a detection method that the faces have certain structural distribution characteristics, dynamic target tracking is carried out on the detected faces, and face images of targets are acquired.
3. The remote video conference system based on data cooperative transmission processing according to claim 1, wherein: the system further comprises a check-in module, wherein the check-in module is used for checking in each participant who logs in the conference system, and when each participant sits in the corresponding virtual conference seat, the check-in module is triggered to automatically check in the identity of the corresponding participant.
4. The remote video conference system based on data cooperative transmission processing according to claim 1, wherein: the conference data comprises conference audio data, conference video data and text data.
5. The remote video conference system based on data cooperative transmission processing according to claim 1, wherein: the conference data acquisition module comprises a conference audio acquisition unit, a conference video acquisition unit and a text data acquisition unit, the conference audio acquisition unit is a microphone and used for acquiring conference audio data sent by a conference terminal, the conference video acquisition unit is a high-definition camera and used for acquiring conference video data sent by the conference terminal, and the text data acquisition unit is a facsimile machine and used for acquiring text data transmitted by the conference terminal.
6. The remote video conference system based on data cooperative transmission processing according to claim 1, wherein: the audio data processing method comprises the steps of carrying out noise reduction and echo elimination processing on conference audio data in received conference data, obtaining intermediate audio data, and coding the intermediate audio data to obtain processed conference audio data; the video data processing method comprises the steps of obtaining a video frame in conference video data in received conference data, identifying a face image in the video frame, and performing face light supplement on the face image to obtain processed conference video data; meanwhile, the text data processing method is used for coding the text data in the received conference data to obtain the processed text data.
7. The remote video conference system based on data cooperative transmission processing according to claim 1, wherein: the two-dimensional code generator adopts a two-dimensional code generation technology and comprises the following steps:
s1, analyzing the input conference data, determining the data length, determining the format and version according to the data length, converting the input data into bit stream by data coding, performing finite field conversion by error correction channel coding algorithm, and generating error correction channel coding data code word;
s2, generating a corresponding key from the data code word, encrypting the key according to an encryption algorithm, and converting the encrypted key into an encrypted code word according to a preset encoding algorithm;
s3, acquiring the data code length and the error correction level of the data code word by encrypting the code word, and searching the number of error correction code word blocks in a preset error correction characteristic table entry;
and S4, generating the two-dimensional code information by the data code words and the encrypted code words according to the structural mode corresponding to the number of the error correction code word blocks.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112866298A (en) * | 2021-04-09 | 2021-05-28 | 武汉吉迅信息技术有限公司 | IMS multimedia conference terminal data acquisition method |
| CN112990406A (en) * | 2021-04-15 | 2021-06-18 | 北京风筝科技有限公司 | Two-dimensional code generation and identification method and device capable of adding dynamic extended information |
| CN114070826A (en) * | 2021-11-05 | 2022-02-18 | 广州朗国电子科技股份有限公司 | Hongmen-based distributed data management method, system, control terminal and medium |
| CN115471202A (en) * | 2022-09-21 | 2022-12-13 | 广东智科信息技术发展有限公司 | High-efficiency conference system based on big data |
| CN117422617A (en) * | 2023-10-12 | 2024-01-19 | 华能澜沧江水电股份有限公司 | Method and system for realizing image stitching of video conference system |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112866298A (en) * | 2021-04-09 | 2021-05-28 | 武汉吉迅信息技术有限公司 | IMS multimedia conference terminal data acquisition method |
| CN112990406A (en) * | 2021-04-15 | 2021-06-18 | 北京风筝科技有限公司 | Two-dimensional code generation and identification method and device capable of adding dynamic extended information |
| CN112990406B (en) * | 2021-04-15 | 2021-08-31 | 北京风筝科技有限公司 | Two-dimensional code generation and identification method and device capable of adding dynamic extended information |
| CN114070826A (en) * | 2021-11-05 | 2022-02-18 | 广州朗国电子科技股份有限公司 | Hongmen-based distributed data management method, system, control terminal and medium |
| CN115471202A (en) * | 2022-09-21 | 2022-12-13 | 广东智科信息技术发展有限公司 | High-efficiency conference system based on big data |
| CN117422617A (en) * | 2023-10-12 | 2024-01-19 | 华能澜沧江水电股份有限公司 | Method and system for realizing image stitching of video conference system |
| CN117422617B (en) * | 2023-10-12 | 2024-04-09 | 华能澜沧江水电股份有限公司 | Method and system for realizing image stitching of video conference system |
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