CN104954368A - File processing method and system in direct recording and broadcasting interactive system - Google Patents
File processing method and system in direct recording and broadcasting interactive system Download PDFInfo
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- CN104954368A CN104954368A CN201510305998.0A CN201510305998A CN104954368A CN 104954368 A CN104954368 A CN 104954368A CN 201510305998 A CN201510305998 A CN 201510305998A CN 104954368 A CN104954368 A CN 104954368A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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Abstract
The invention provides a file processing method and system in a direct recording and broadcasting interactive system. The method includes the steps: sending file uploading finish notification messages to a master control server after files uploaded by teaching clients are acquired by a file management server; selecting corresponding transcoding servers according to preset transcoding control strategies to perform transcoding control for the files uploaded by the teaching clients acquired by the file management server after transcoding request messages sent by the master control server are received by a distribution server. The file processing system in the direct recording and broadcasting interactive system comprises the teaching clients, the file management server, the master control server, the distribution server and the transcoding servers, the teaching clients are connected with the transcoding servers sequentially through the file management server, the master control server, the distribution server and the transcoding servers, and the transcoding servers are connected with the file management server.
Description
Technical field
The invention belongs to network communication field, particularly relate to the document handling method in a kind of straight recorded broadcast interaction systems and system.
Background technology
In the interactive classroom of straight recorded broadcast, need the video interactive carrying out attending class on the one hand, needs are uploaded to document management server after the audio frequency and video of attending class being recorded on the other hand.After the audio-video document recorded is uploaded to document management server, watermark is not added to the audio-video document uploaded, available protecting can not be carried out to the audio-video document uploaded.Meanwhile, during audio-video document after user's program request stores, for the different-format of audio-video document, need to be equipped with corresponding player, otherwise can, because form is incompatible, cause audio-video document can not normal play.
Summary of the invention
The invention provides the document handling method in a kind of straight recorded broadcast interaction systems and system, to solve the problem.
The invention provides the document handling method in a kind of straight recorded broadcast interaction systems.Said method comprises the following steps: after document management server obtains the file of each teaching client upload, sends files passe completion notice message to main control server; After distribution server receives the transcoding request message of described main control server transmission, corresponding transcoding server file to each teaching client upload that described document management server obtains is selected to carry out transcoding control according to default transcoding control strategy.
The present invention also provides the document handling system in a kind of straight recorded broadcast interaction systems, and said system comprises: teaching client, document management server, main control server, distribution server and transcoding server; Described teaching client is connected with described transcoding server by described document management server, described main control server, described distribution server successively, and described transcoding server is connected with described document management server; Described teaching client, for described document management server upload file; Described document management server, for obtain each teaching client upload file after, and send files passe completion notice message to main control server; Described main control server, for receiving the files passe completion notice message that described document management server sends, and sends transcoding request message to described distribution server; Described distribution server, for receive described main control server send transcoding request message after, obtain each transcoding server current idle rate, and according to idleness scope and the teaching client table of comparisons, and then from described document management server, obtain the file of corresponding teaching client upload by each transcoding server and carry out transcoding; File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
Compared to prior art, document handling method in a kind of straight recorded broadcast interaction systems provided by the invention and system, method of the present invention can not only support that user uploads the audio-video document of arbitrary format, can also be consolidation form by the audio-video document transcoding after uploading.Method of the present invention had both avoided the use inconvenience limiting uploaded format and bring to user, and turn avoid user needs to be equipped with corresponding player because needing to play the audio-video document of different-format.In addition, the present invention can also add watermark identifier voluntarily to audio-video document, to reach the available protecting to audio-video document.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Figure 1 shows that the flow chart of the document handling method in the straight recorded broadcast interaction systems that preferred embodiment according to the present invention provides;
Figure 2 shows that the structural representation of the document handling system in the straight recorded broadcast interaction systems that preferred embodiment according to the present invention provides.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Be illustrated in figure 1 the flow chart of the document handling method in the straight recorded broadcast interaction systems that preferred embodiment according to the present invention provides.As shown in Figure 1, the document handling method in the straight recorded broadcast interaction systems that provides of preferred embodiment of the present invention comprises step 101-102.
Step 101: after document management server obtains the file of each teaching client upload, sends files passe completion notice message to main control server;
After document management server obtains the file of each teaching client upload, before sending files passe completion notice message to main control server, also comprise: main control server obtains document management server configuration information in advance; Wherein, described configuration information comprises the residual memory space information of document management server.
The file address information that each teaching client carrying file storage address information and document management server storage in described files passe completion notice message is uploaded respectively.
Step 102: after distribution server receives the transcoding request message of described main control server transmission, selects corresponding transcoding server file to each teaching client upload that described document management server obtains to carry out transcoding control according to default transcoding control strategy.
Described transcoding request message carries the destination address information stored at document management server after namely file storage address information, file transcoding destination address information carry out transcoding to each file of uploading respectively of teaching client.
After distribution server receives the transcoding request message of described main control server transmission, the process selecting the file of corresponding transcoding server to each teaching client upload that described document management server obtains to carry out transcoding control according to default transcoding control strategy is: after distribution server receives the transcoding request message of described main control server transmission, obtain each transcoding server current idle rate, and according to idleness scope and the teaching client table of comparisons, and then from described document management server, obtain the file of corresponding teaching client upload by each transcoding server and carry out transcoding, file after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
Distribution server obtains each transcoding server current idle rate after receiving the transcoding request message of described main control server transmission, according to the idleness scope residing for each transcoding server current idle rate described, determines corresponding teaching client; The address information of file, the transcoding destination address information of file that each teaching client that document management server stores by described distribution server is uploaded respectively are sent to corresponding transcoding server; Described transcoding server obtains the file of corresponding teaching client upload and carries out transcoding from described document management server; File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
After distribution server receives the transcoding request message of described main control server transmission, the process selecting the file of corresponding transcoding server to each teaching client upload that described document management server obtains to carry out transcoding control according to default transcoding control strategy is: after distribution server receives the transcoding request message of described main control server transmission, obtain each area information of teaching client and the area information of each transcoding server, according to the corresponding relation of each area information of teaching client and the area information of transcoding server, and then from described document management server, obtain the file of corresponding teaching client upload by each transcoding server and carry out transcoding, file after transcoding is stored in the file transcoding destination address of document management server by described transcoding server, wherein, described distribution server prestores the corresponding relation of each area information of teaching client and the area information of transcoding server.
After distribution server receives the transcoding request message of described main control server transmission, obtain each area information of teaching client and the area information of each transcoding server, according to the corresponding relation of each area information of teaching client and the area information of transcoding server, determine corresponding teaching client; The address information of file, the transcoding destination address information of file that each teaching client that document management server stores by described distribution server is uploaded respectively are sent to corresponding transcoding server; Described transcoding server obtains the file of corresponding teaching client upload and carries out transcoding from described document management server; File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
Each transcoding server obtains the file of corresponding teaching client upload and after carrying out transcoding, adds watermark from described document management server.
Citing is below described in detail:
Suppose that, in straight recorded broadcast classroom, main control server is to the residual memory space information of document management server inquiry file management server.The acquisition methods of residual memory space information can also send the residual memory space information of self in real time to main control server by document management server.Suppose that the residual memory space obtaining document management server is 800M, judge that this residual memory space can store upload file and the corresponding document after processing.
The file that document management server receives comes from teaching client a, teaching client b and teaching client c.Client a is to document management server upload file a in teaching, what after file a has uploaded, document management server sent file a to main control server uploads completion notice message a, uploads in completion notice message a and includes file memory address :/usr/local/MountTmpDir/10.1.150.131/data/video/a/01/13/fc/a.mp4.Client b is to document management server upload file b in teaching, what after file b has uploaded, document management server sent file b to main control server uploads completion notice message b, uploads in completion notice message b and includes file memory address :/usr/local/MountTmpDir/10.1.150.131/data/video/a/02/14/fc/b.mp4.Client c is to document management server upload file c in teaching, what after file c has uploaded, document management server sent file c to main control server uploads completion notice message c, uploads in completion notice message c and includes file memory address :/usr/local/MountTmpDir/10.1.150.131/data/video/a/03/15/fc/c.mp4.
After main control server receives and uploads completion notice message, send transcoding request message to distribution server, transcoding request message comprises file storage address information and the file transcoding destination address information of each file, specifically as shown in table 1.
Table 1
Suppose that current transcoding server has 3, transcoding server 1, transcoding server 2 and transcoding server 3 respectively, distribution server obtains the current idle rate of each transcoding server respectively, and the idleness obtaining transcoding server 1 is 8%, the idleness of transcoding server 2 is 11%, the idleness of transcoding server 3 is 28%.According to idleness scope and the teaching client table of comparisons (i.e. table 2) of the transcoding server of distribution server self storage.The idleness scope of transcoding server can also be stored in main control server with the teaching client table of comparisons, when distribution server obtains the idleness of each transcoding server, distribution server sends request of data to main control server, and main control server receives request of data or sends the idleness scope of transcoding server and the teaching client table of comparisons to distribution server.According to the table of comparisons (i.e. table 2) obtain idleness be transcoding server 1 correspondence of 8% be teaching client a, the file storage address information of the file a of the teaching client a of transcoding server 1 correspondence and file transcoding destination address information are sent to transcoding server 1 by distribution server, transcoding server 1 obtains file a by the file storage address information/usr/local/MountTmpDir/10.1.150.131/data/video/a/01/13/fc/a.mp4 of file a to document management server, and transcoding is carried out to the file a obtained, watermark is added after transcoding, obtain the file A after processing, file A is stored to document management server /usr/local/MountTmpDir/10.1.150.131/data/video/a/01/13/fc/a.trans.mp4 address in.In like manner transcoding server 2 and transcoding server 3 obtain file b and file c respectively to document management server, carry out transcoding, and add watermark after transcoding, obtain the file B after processing and file C, are stored to respectively by file B and file C in corresponding address.
Table 2
| Teaching client | Idleness X |
| Teaching client a | 5％≤X＜10％ |
| Teaching client b | 10％≤X＜20％ |
| Teaching client c | 20％≤X＜50％ |
Suppose in another preferred embodiment, teaching client a uploads as file a1 to document management server, and teaching client b uploads as file b1 to document management server, and teaching client c uploads as file c1 to document management server.Distribution server is after the transcoding request message receiving main control server transmission, distribution server obtains the area information of teaching client a, teaching client b, teaching client c respectively, suppose there are 3 transcoding servers, wherein transcoding server 1 region is Shanghai, transcoding server 2 region is Shandong, and transcoding server 2 region is Shaanxi.The client a region of hypothesis teaching is simultaneously Shanghai, teaching client b region is Jiangsu, teaching client c region is Gansu, according to the corresponding relation of each area information of teaching client and the area information of transcoding server, specifically as shown in table 3.That determine transcoding server 1 correspondence successively is teaching client a; Transcoding server 2 correspondence for teaching client b, transcoding server 3 correspondence for teaching client c.After distribution server sends the transcoding destination address information of the address information of file corresponding to each transcoding server, file to document management server, transcoding server obtains corresponding file by the address information of file, and carry out transcoding, after transcoding, add watermark, the file after process is stored in file transcoding destination address corresponding in document management server.
Table 3
| The area information of teaching client | The area information of transcoding server |
| Teaching client a-Shanghai | Transcoding server 1-Shanghai |
| Teaching client b-Jiangsu | Transcoding server 2-Shandong |
| Teaching client c-Gansu | Transcoding server 3-Shaanxi |
Figure 2 shows that the document handling system in the straight recorded broadcast interaction systems that preferred embodiment according to the present invention provides, as shown in Figure 2, document handling system in the straight recorded broadcast interaction systems that preferred embodiment of the present invention provides, said system comprises: teaching client 201, document management server 202, main control server 203, distribution server 204 and transcoding server 205; Described teaching client 201 is connected with described transcoding server 205 by described document management server 202, described main control server 203, described distribution server 204 successively, and described transcoding server 205 is connected with described document management server 202; Described teaching client 201, for the upload file of described document management server 202; Described document management server 202, after obtaining each file of uploading of teaching client 201, and sends files passe completion notice message to main control server 203; Described main control server 203, for receiving the files passe completion notice message that described document management server 202 sends, and sends transcoding request message to described distribution server 204; Described distribution server 204, for receive described main control server 203 send transcoding request message after, obtain each transcoding server 205 current idle rate, and according to idleness scope and the teaching client table of comparisons, and then from described document management server 202, obtain by each transcoding server 205 corresponding client 201 of imparting knowledge to students uploads file and carry out transcoding; File after transcoding is stored in the file transcoding destination address of document management server 202 by described transcoding server 205.
In addition, about the specific operation process of said system with described in said method, therefore repeat no more in this.
In sum, compared to prior art, document handling method in a kind of straight recorded broadcast interaction systems provided by the invention and system, method of the present invention can not only support that user uploads the audio-video document of arbitrary format, can also be consolidation form by the audio-video document transcoding after uploading.Method of the present invention had both avoided the use inconvenience limiting uploaded format and bring to user, and turn avoid user needs to be equipped with corresponding player because needing to play the audio-video document of different-format.In addition, the present invention can also add watermark identifier voluntarily to audio-video document, to reach the available protecting to audio-video document.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the document handling method in straight recorded broadcast interaction systems, is characterized in that,
After document management server obtains the file of each teaching client upload, send files passe completion notice message to main control server;
After distribution server receives the transcoding request message of described main control server transmission, corresponding transcoding server file to each teaching client upload that described document management server obtains is selected to carry out transcoding control according to default transcoding control strategy.
2. method according to claim 1, is characterized in that, after document management server obtains the file of each teaching client upload, before sending files passe completion notice message, also comprises to main control server:
Main control server obtains document management server configuration information in advance; Wherein, described configuration information comprises the residual memory space information of document management server.
3. method according to claim 1, is characterized in that, the file address information that each teaching client carrying file storage address information and document management server storage in described files passe completion notice message is uploaded respectively.
4. method according to claim 3, it is characterized in that, described transcoding request message carries the destination address information stored at document management server after namely file storage address information, file transcoding destination address information carry out transcoding to each file of uploading respectively of teaching client.
5. method according to claim 4, it is characterized in that, after distribution server receives the transcoding request message of described main control server transmission, the process selecting corresponding transcoding server file to each teaching client upload that described document management server obtains to carry out transcoding control according to default transcoding control strategy is:
After distribution server receives the transcoding request message of described main control server transmission, obtain each transcoding server current idle rate, and according to idleness scope and the teaching client table of comparisons, and then from described document management server, obtain the file of corresponding teaching client upload by each transcoding server and carry out transcoding;
File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
6. method according to claim 5, it is characterized in that, after distribution server receives the transcoding request message of described main control server transmission, obtain each transcoding server current idle rate, according to the idleness scope residing for each transcoding server current idle rate described, determine corresponding teaching client;
The address information of file, the transcoding destination address information of file that each teaching client that document management server stores by described distribution server is uploaded respectively are sent to corresponding transcoding server;
Described transcoding server obtains the file of corresponding teaching client upload and carries out transcoding from described document management server;
File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
7. method according to claim 4, it is characterized in that, after distribution server receives the transcoding request message of described main control server transmission, the process selecting corresponding transcoding server file to each teaching client upload that described document management server obtains to carry out transcoding control according to default transcoding control strategy is:
After distribution server receives the transcoding request message of described main control server transmission, obtain each area information of teaching client and the area information of each transcoding server, according to the corresponding relation of each area information of teaching client and the area information of transcoding server, and then from described document management server, obtain the file of corresponding teaching client upload by each transcoding server and carry out transcoding;
File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server; Wherein, described distribution server prestores the corresponding relation of each area information of teaching client and the area information of transcoding server.
8. method according to claim 7, it is characterized in that, after distribution server receives the transcoding request message of described main control server transmission, obtain each area information of teaching client and the area information of each transcoding server, according to the corresponding relation of each area information of teaching client and the area information of transcoding server, determine corresponding teaching client;
The address information of file, the transcoding destination address information of file that each teaching client that document management server stores by described distribution server is uploaded respectively are sent to corresponding transcoding server;
Described transcoding server obtains the file of corresponding teaching client upload and carries out transcoding from described document management server;
File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
9. the method according to any one of claim 5-8, is characterized in that, each transcoding server obtains the file of corresponding teaching client upload and after carrying out transcoding, adds watermark from described document management server.
10. the document handling system in straight recorded broadcast interaction systems, it is characterized in that, said system comprises: teaching client, document management server, main control server, distribution server and transcoding server; Described teaching client is connected with described transcoding server by described document management server, described main control server, described distribution server successively, and described transcoding server is connected with described document management server;
Described teaching client, for described document management server upload file;
Described document management server, for obtain each teaching client upload file after, and send files passe completion notice message to main control server;
Described main control server, for receiving the files passe completion notice message that described document management server sends, and sends transcoding request message to described distribution server;
Described distribution server, for receive described main control server send transcoding request message after, obtain each transcoding server current idle rate, and according to idleness scope and the teaching client table of comparisons, and then from described document management server, obtain the file of corresponding teaching client upload by each transcoding server and carry out transcoding;
File after transcoding is stored in the file transcoding destination address of document management server by described transcoding server.
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| CN201510305998.0A CN104954368A (en) | 2015-06-05 | 2015-06-05 | File processing method and system in direct recording and broadcasting interactive system |
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| CN109634876A (en) * | 2018-12-11 | 2019-04-16 | 广东省新代通信与网络创新研究院 | File access method, device and computer readable storage medium |
| CN112422559A (en) * | 2020-11-18 | 2021-02-26 | 北京乐学帮网络技术有限公司 | Service system, method, device, computer equipment and storage medium |
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