CN101448136B - Method for realizing video on-demand function and system thereof - Google Patents
Method for realizing video on-demand function and system thereof Download PDFInfo
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- CN101448136B CN101448136B CN2008101881985A CN200810188198A CN101448136B CN 101448136 B CN101448136 B CN 101448136B CN 2008101881985 A CN2008101881985 A CN 2008101881985A CN 200810188198 A CN200810188198 A CN 200810188198A CN 101448136 B CN101448136 B CN 101448136B
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Abstract
The invention provides a method for realizing video on-demand function. The method comprises the following steps: keeping a corresponding relation between identification information of a video file memory device and a network address of the video file memory device, and storing a corresponding relation between on-demand parameters and the video file identification, wherein, the on-demand parameters contain the identification information of the video file memory device and a storage location of a video file in the video file memory device; generating a video on-demand option corresponding to the demand parameters and sending the video on-demand option to a terminal; determining the corresponding on-demand parameters according to the video on-demand option selected by the terminal, determining a video file identification corresponding to the on-demand parameters, and determining the network address of the corresponding video file memory device according to the identification information of the video file memory device in the on-demand parameters; and generating an on-demand address and sending the on-demand address to the terminal according to the determined network address of the video file memory device and the determined video file identification.
Description
Technical field
The present invention relates to computer networking technology, relate to a kind of method and system of realizing video on-demand function especially.
Background technology
Along with the development of computer networking technology, particularly along with the raising of network data transmission speed, making video data propagate by network becomes possibility, and terminal can be watched video content by network.That occur is diverse network Video service merchant thereupon, these service providers have domain name and the video distribution system of oneself, and each video file that service provider provides all has program request address separately, this program request address generally is made of two parts, a part is the procotol IP address of video file storage device, and another part is the identification information of video file.The IP address of the video file storage device in the program request address is used for determining the video file storage device in the position of network, and the identification information of video file then provides the position of video file in this storage device.Service provider is provided with video distribution server and ordering server, the video distribution server is contained in the program request address packet of each video file in the program request option, and the program request option offered terminal, for example present by internet page, when terminal is selected the program request option, ordering server obtains the program request address of the video file that comprises in the program request option, determines video file according to this program request address again, and the data with this video file send to terminal at last.Ordering server determines that according to the program request address video file generally was divided into for two steps, at first determine the storage device of this video file of storage according to the IP address of the video file storage device in the program request address, and then, in this storage device, find this video file according to the video file identification information in the program request address.
When the IP address of video file storage device changes, then the program request address of video file also needs to upgrade thereupon.The number of the video file of service provider reach thousands of in addition several thousand or more situation under, the renewal of this video file program request address needs the long time, and in renewal process,, then can't find video file if the program request address that is not updated is obtained by ordering server.So the maintenance efficiency of video on-demand function is lower in the prior art, and when changing in the network address of video file storage device, the reliability of video on-demand function is also lower.
Summary of the invention
Main purpose of the present invention provides a kind of method that realizes video on-demand function, maintenance efficiency with video on-demand function in the solution prior art is lower, and when changing in the network address of video file storage device, the weak point that the reliability of video on-demand function is also lower.
For addressing the above problem, the invention provides following technical scheme:
A kind of method that realizes video on-demand function comprises the steps:
Corresponding relation between the identification information of maintenance video file storage device and the network address of video file storage device, and preserve the corresponding relation of program request parameter between identifying with video file, comprise the identification information and the memory location of video file in the video file storage device of video file storage device in the described program request parameter;
Generation sends corresponding to the video request program option of described program request parameter and to terminal;
Determine corresponding program request parameter according to the video request program option that terminal is selected, determine the video file sign of this program request parameter correspondence and determine the network address of corresponding video file storage device according to the identification information of the video file storage device in this program request parameter;
Generate the program request address and send according to the network address of the video file storage device of determining and video file sign to terminal.
A kind of system that realizes video on-demand function comprises:
Memory module, be used to preserve the corresponding relation between the network address of the identification information of video file storage device and video file storage device, and preserve the corresponding relation of program request parameter between identifying with video file, comprise the identification information and the memory location of video file in the video file storage device of video file storage device in the described program request parameter;
First sending module is used to generate corresponding to the video request program option of described program request parameter and to terminal and sends;
First receiver module is used for the video request program option that receiving terminal is selected from described video request program option;
Determination module, the video request program option that is used for selecting according to terminal is determined corresponding program request parameter, determines the video file sign of this program request parameter correspondence and determines the network address of corresponding video file storage device according to the identification information of the video file storage device in this program request parameter;
Second sending module is used for the network address of the video file storage device determined according to determination module and video file sign and generates the program request address and send to terminal.
Technical scheme according to the embodiment of the invention, keep the corresponding relation between the network address of the identification information of video file storage device and video file storage device in Internet video service side, and the corresponding relation between preservation program request parameter and the video file sign, terminal is when order video, be that the program request parameter is sent to the service side, the network address that parameter is determined the video file storage device is broadcast at service lateral root strong point.When the change of the network address of video file storage device, only need the corresponding relation between the identification information of the network address of storage video file storage device after changing and video file storage device, need not to revise the program request address at each video file, because the number of video file storage device generally is far smaller than the number of video file, therefore use the method for the embodiment of the invention to make the service side reduction comparatively significantly be arranged for the management complexity of VOD service.And storage for the corresponding relation between the identification information of the network address of after changing video file storage device and video file storage device, generally in very short time, can finish, guaranteed to give the correctness of the program request address of supplying with the user, thereby improved the reliability of video on-demand function.
Description of drawings
Fig. 1 is for providing the method flow diagram of program request address to terminal in the embodiment of the invention;
Fig. 2 carries out video request program for terminal in the embodiment of the invention according to the program request address flow chart;
Fig. 3 carries out video request program for terminal in the embodiment of the invention according to the program request address another kind of flow chart;
Fig. 4 obtains the method flow diagram of video file from other-end for current terminal in the embodiment of the invention;
Fig. 5 is a kind of video on-demand system structural representation in the embodiment of the invention;
Fig. 6 is second kind of video on-demand system structural representation in the embodiment of the invention;
Fig. 7 is the third video on-demand system structural representation in the embodiment of the invention.
Embodiment
For for example IP address influence that video on-demand function that service provider is provided causes that changes of the network address of eliminating the video file storage device, in embodiments of the present invention, the Internet video of service provider's one side provides system to realize video on-demand function according to flow process shown in Figure 1, carry out each step shown in Figure 1 by program request management server in this system, following mask body describes.
Step 11: the corresponding relation between the identification information of preservation video file storage device and the network address of video file storage device, and the corresponding relation between preservation program request parameter and the video file sign.The video file storage device here is that Internet video provides the device in the system, and the identification information of video file storage device is unique corresponding with the video file storage device, is used at this storage device of network sign.Can be for different video file storage devices distributes different numberings, with the identification information of this numbering as the video file storage device.The identification information and the memory location of video file in the video file storage device that comprise the video file storage device in the program request parameter.The memory location of video file in the video file storage device can be the store path of video file in the document storage system of video file storage device.When the IP address of video file storage device changes, should keep the corresponding relation between the network address of the identification information of video file storage device and video file storage device, that is to say the corresponding relation between the network address of the video file storage device after the identification information that needs to preserve the video file storage device this moment and the change.
The video content sign can be according to the correlation attribute information of this video file, the title of this video file for example, the performer, length of a film, code check and the information such as storage address in server, with binary representation and couple together and be converted to hexadecimal numerical value again, with the file identification of this hexadecimal numerical value as this video file.
Step 12: generation sends corresponding to the video request program option of program request parameter and to terminal.
Step 13: determine corresponding program request parameter according to the video request program option that terminal is selected.
Program request option in the step 12 can be the title of the video file that presents by internet page, and the program request parameter of correspondence is arranged in the link that the program request option comprises, title this link afterwards that terminal is clicked video file is activated, and the program request management server is determined corresponding program request parameter according to the link that is activated in step 13.
Step 14: determine the video file sign of program request parameter correspondence, and determine the network address of corresponding video file storage device according to the identification information of the video file storage device in this program request parameter.Because in step 11, preserved the corresponding relation between program request parameter and the video file sign, so in step 14, can determine corresponding video file sign according to the program request parameter.Because of the corresponding relation between the network address of the identification information of in step 11, also having preserved the video file storage device and video file storage device, therefore in step 14, can determine the network address of corresponding video file storage device again according to the identification information of the video file storage device in this program request parameter.
Step 15: generate the program request address.Because in step 14, determined the network address and the video file sign of video file storage device, in step 15, can generate the program request address according to these information of determining.
Step 16: send the program request address to terminal.Can be on internet page, to present the link that comprises this program request address in this step.To this step, promptly finished the process that the program request address is provided to terminal.Terminal is after obtaining this program request address, can select for use the player that oneself needs to play the video file of this location, program request location, still need Internet video to provide system and terminal to make information interaction this moment, and the concrete steps that Internet video provides system execution as shown in Figure 2.
Step 21: the program request address that receiving terminal is selected.If in step 16, presented the link that comprises the program request address to terminal, then terminal is clicked this link and has promptly been selected corresponding program request address, and by the function of this link, this program request address is sent to network side, the Internet video of network side provides system to receive this program request address immediately.
Step 22: the network address and the video file sign that obtain the video file storage device according to the program request address.
Step 23: determine the video file storage device and determine corresponding program request parameter according to the video file sign that obtains according to the network address of the video file storage device that obtains.
Step 24: obtain the memory location of video file in the video file storage device according to the program request parameter of determining.
Step 25: the memory location of determining from step 24 obtains video file and sends to terminal.
In step shown in Figure 2, determined the program request parameter by the video file sign, then determine the memory location of video file in the video file storage device, in the video file sign, can directly comprise the memory location of video file in the video file storage device in addition, obtain the video file sign according to the program request address after, can directly obtain the memory location of video file in the video file storage device like this.For example for the video file sign " 07D8A23F " of hexadecimal numeric representation, preceding 3 is the title of video file, and the 4th and the 5th is the memory location of this video file in the video file storage device.In this manner, Internet video provides concrete steps that system carries out as shown in Figure 3.
Step 31: the program request address that receiving terminal is selected.
Step 32: the network address and the video file sign that obtain the video file storage device according to the program request address.Step 31, step 32 are identical with step 21, step 22 respectively.
Step 33: the video file storage device is determined in the network address according to the video file storage device that obtains.
Step 34: from the video file sign that obtains, obtain the memory location of video file in the video file storage device.
Step 35: the position that obtains from step 34 obtains video file and sends to terminal.
According to step shown in Figure 3, Internet video provides system obtain the video file sign according to the program request address after, can directly obtain the memory location of video file in the video file storage device, thereby processing speed is faster arranged.
Internet video provides system when each terminal provides video file, terminal to order video is carried out record, specifically can be that log server writes down terminal list in the program request daily record, terminal list comprises the presence and the video file downloading process of the terminal of order video.The presence here is meant whether these terminals are connected with the video file storage device.At current terminal order video, and this terminal can't be when the video file storage device be connected, and this terminal is carried out each step shown in Figure 4:
Step 41: current terminal is to log server request program request daily record.
Step 42: log server sends the program request daily record to current terminal.
Step 43: current terminal is according to the definite other-end that has been connected with the video file storage device of the terminal list in the program request daily record.This other-end can be one or more.
Step 44: one or more the connecting in the other-end of determining in current terminal and the step 43, and obtain video file by this connection.This video file is the corresponding video file of video file sign in the program request address.
According to the step of Fig. 4, terminal can't with situation that the video file storage device is connected under, can turn to other-end to obtain this video file, multipath obtains video file thereby have more, has improved user experience.
If a plurality of video file storage devices are arranged at network side, in step 14, correspondingly can determine a plurality of video file storage devices of preserving the required video file of terminal so, so in step 15, also obtain a plurality of program requests address, like this, terminal can be selected from a plurality of program requests address of receiving, for example can select the fastest program request address of connection speed, obtain video file by this address.
Again the system in the embodiment of the invention is done an explanation below.
The embodiment of the invention provides a kind of system that video on-demand function is provided, and as shown in Figure 5, video on-demand system 50 comprises memory module, first sending module, first receiver module, determination module and second sending module.
Memory module is used to preserve the corresponding relation between the network address of the identification information of video file storage device and video file storage device, and preserve the corresponding relation of program request parameter between identifying with video file, comprise the identification information and the memory location of video file in the video file storage device of video file storage device in the described program request parameter.
First sending module is used to generate corresponding to the video request program option of described program request parameter and to terminal and sends.First receiver module is used for the video request program option that receiving terminal is selected from described video request program option.
The video request program option that determination module is used for selecting according to terminal is determined corresponding program request parameter, determines the video file sign of this program request parameter correspondence and determines the network address of corresponding video file storage device according to the identification information of the video file storage device in this program request parameter.
Second sending module is used for the network address of the video file storage device determined according to determination module and video file sign and generates the program request address and send to terminal.
Video on-demand system 50 among Fig. 5 can further include first analysis module, second analysis module, the 3rd analysis module and the 3rd sending module, thereby obtains the video on-demand system 60 among Fig. 6.In video on-demand system 60:
First analysis module is used for the program request address of receiving terminal selection and obtains the network address and the video file sign of video file storage device according to this program request address.Second analysis module is used for the network address of the video file storage device that obtains according to first analysis module and determines the video file storage device and determine corresponding program request parameter according to the video file sign that first analysis module obtains.The 3rd analysis module is used for obtaining the memory location of video file at the video file storage device according to the program request parameter that second analysis module is determined.The 3rd sending module is used for obtaining video file from the position that the 3rd analysis module is determined and sending to terminal.
Perhaps in Fig. 5, memory module is further used for preserving the video file sign, comprises the memory location of video file in the video file storage device in this video file sign.Like this, video on-demand system further comprises the 4th analysis module, the 5th analysis module, the 6th analysis module and the 4th sending module, thereby obtains the video on-demand system 70 among Fig. 7.In video on-demand system 70:
The 4th analysis module is used for the program request address that receiving terminal is selected, and obtains the network address and the video file sign of video file storage device according to this program request address.The 5th analysis module is used for the network address of the video file storage device that obtains according to the 4th analysis module and determines the video file storage device.The 6th analysis module is used for obtaining the memory location of video file the video file storage device from the video file sign that the 4th analysis module obtains.The 4th sending module is used for obtaining from the position that the 6th analysis module obtains video file and sends to terminal.
For video on-demand system 60 or video on-demand system 70, can further include terminal equipment, like this, determination module is further used for determining according to the identification information of the video file storage device in the program request parameter network address of a plurality of video file storage devices.Second sending module is further used for the network address of the video file storage device determined according to determination module and video file sign and generates the program request address and send to this terminal equipment.The terminal equipment here is used to receive a plurality of program requests address, therefrom selects the program request address to send then, specifically is for video on-demand system 60, and the program request address is sent to first analysis module; For video on-demand system 70, the program request address is sent to the 4th analysis module.
In addition, the video on-demand system 50 among Fig. 5 can also comprise logging modle, is used to write down the connection status of described video file storage device and terminal.And the video on-demand system among Fig. 5 further comprises terminal equipment, is used for:
Receive the video request program option that described first sending module sends;
From described video request program option, select the video request program option to send to described first receiver module then;
Receive the program request address that described second sending module sends;
Obtain connection status from logging modle, the terminal equipment that has connected with the video file storage device according to this confirming electrical connection status, then with the terminal equipment of confirming in one or more connecting, and obtain from the terminal that connects that video file identifies pairing video file the program request address of collecting.
Technical scheme according to the embodiment of the invention, keep the corresponding relation between the network address of the identification information of video file storage device and video file storage device in Internet video service side, and the corresponding relation between preservation program request parameter and the video file sign, terminal is when order video, be that the program request parameter is sent to the service side, the network address that parameter is determined the video file storage device is broadcast at service lateral root strong point.When the change of the network address of video file storage device, only need the corresponding relation between the identification information of the network address of storage video file storage device after changing and video file storage device, need not to revise the program request address at each video file, because the number of video file storage device generally is far smaller than the number of video file, therefore use the method for the embodiment of the invention to make the service side reduction comparatively significantly be arranged for the management complexity of VOD service.And storage for the corresponding relation between the identification information of the network address of after changing video file storage device and video file storage device, generally in very short time, can finish, guaranteed to give the correctness of the program request address of supplying with the user, thereby improved the reliability of video on-demand function.
In addition, in embodiments of the present invention, terminal when order video if can not be connected with the video file storage device, then can also then other program requests of connection the terminal of same video obtaining video file, thereby improved the program request success rate.For the service side, if a plurality of video file storage devices are arranged, can provide a plurality of program requests address for you to choose, the further like this user experience that improved to terminal.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (15)
1. a method that realizes video on-demand function is characterized in that, comprises the steps:
Corresponding relation between the identification information of maintenance video file storage device and the network address of video file storage device, and preserve the corresponding relation of program request parameter between identifying with video file, comprise the identification information and the memory location of video file in the video file storage device of video file storage device in the described program request parameter;
Generation sends corresponding to the video request program option of described program request parameter and to terminal;
Determine corresponding program request parameter according to the video request program option that terminal is selected, determine the video file sign of this program request parameter correspondence and determine the network address of corresponding video file storage device according to the identification information of the video file storage device in this program request parameter;
Generate the program request address and send according to the network address of the video file storage device of determining and video file sign to terminal.
2. method according to claim 1 is characterized in that, the identification information of described video file storage device comprises the numbering of the video file storage device of setting.
3. method according to claim 1 is characterized in that, the memory location of described video file in the video file storage device comprises the store path of video file in the document storage system of video file storage device.
4. method according to claim 1 is characterized in that, the corresponding relation between the identification information of described maintenance video file storage device and the network address of video file storage device comprises:
Corresponding relation between the identification information of preservation video file storage device and the network address of video file storage device, and when the network address of video file storage device changes, the corresponding relation between the identification information of preservation video file storage device and the network address of the video file storage device after the change.
5. method according to claim 1 is characterized in that, the network address of the video file storage device that described basis is determined and video file sign generate the program request address and further comprise after terminal sends: address and video file sign;
Determine the video file storage device and determine corresponding program request parameter according to the network address of the video file storage device that obtains according to the video file sign that obtains; Obtain the memory location of video file in the video file storage device according to the program request parameter of determining, obtain video file from this position and send to terminal.
6. method according to claim 1 is characterized in that, comprises the memory location of video file in the video file storage device in the described video file sign.
7. method according to claim 6 is characterized in that, the network address of the video file storage device that described basis is determined and video file sign generate the program request address and further comprise after terminal sends:
The program request address that receiving terminal is selected, the network address and the video file that obtain the video file storage device according to this program request address identify;
The video file storage device is determined in the network address according to the video file storage device that obtains;
From the video file that obtains sign, obtain the memory location of video file in the video file storage device, obtain video file from this position and send to terminal.
8. method according to claim 1 is characterized in that, described method further comprises:
After terminal and video file storage device connect, write down the connection status of this terminal and video file storage device;
If second terminal confirms that receiving the program request address after self can't be connected with the video file storage device, the terminal that has connected with the video file storage device according to the described confirming electrical connection status that writes down then;
One or more connecting in second terminal and the described terminal that has connected with the video file storage device obtains from the terminal that connects with himself then that video file identifies pairing video file the program request address of collecting.
9. according to claim 5 or 7 described methods, it is characterized in that the video file storage device of described correspondence comprises a plurality of video file storage devices;
Described generation program request address comprises:
From described a plurality of video file storage devices, confirm addressable a plurality of video file storage devices, according to the network address and a plurality of program requests of the video file sign generation address of the video file storage device of confirming;
And further comprise before the program request address that described receiving terminal is selected:
Terminal is selected the program request address from described a plurality of program requests address.
10. a system that realizes video on-demand function is characterized in that, comprising:
Memory module, be used to preserve the corresponding relation between the network address of the identification information of video file storage device and video file storage device, and preserve the corresponding relation of program request parameter between identifying with video file, comprise the identification information and the memory location of video file in the video file storage device of video file storage device in the described program request parameter;
First sending module is used to generate corresponding to the video request program option of described program request parameter and to terminal and sends;
First receiver module is used for the video request program option that receiving terminal is selected from described video request program option;
Determination module, the video request program option that is used for selecting according to terminal is determined corresponding program request parameter, determines the video file sign of this program request parameter correspondence and determines the network address of corresponding video file storage device according to the identification information of the video file storage device in this program request parameter;
Second sending module is used for the network address of the video file storage device determined according to determination module and video file sign and generates the program request address and send to terminal.
11. system according to claim 10 is characterized in that, further comprises:
First analysis module is used for program request address that receiving terminal selects and the network address and the video file sign that obtains the video file storage device according to this program request address;
Second analysis module, the network address that is used for the video file storage device that obtains according to first analysis module is determined the video file storage device and is determined corresponding program request parameter according to the video file sign that first analysis module obtains;
The 3rd analysis module is used for obtaining the memory location of video file at the video file storage device according to the program request parameter that second analysis module is determined;
The 3rd sending module is used for obtaining video file from the position that the 3rd analysis module is determined and sending to terminal.
12. system according to claim 10 is characterized in that, described memory module is further used for preserving the video file sign, comprises the memory location of video file in the video file storage device in this video file sign;
Described system further comprises:
The 4th analysis module is used for the program request address that receiving terminal is selected, and obtains the network address and the video file sign of video file storage device according to this program request address;
The 5th analysis module, the video file storage device is determined in the network address that is used for the video file storage device that obtains according to the 4th analysis module;
The 6th analysis module is used for obtaining the memory location of video file the video file storage device from the video file sign that the 4th analysis module obtains;
The 4th sending module is used for obtaining from the position that the 6th analysis module obtains video file and sends to terminal.
13. system according to claim 10 is characterized in that, further comprises terminal equipment and logging modle;
Described logging modle is used to write down the connection status of described video file storage device and terminal equipment;
Described terminal equipment is used for: receive the video request program option that described first sending module sends;
From described video request program option, select the video request program option to send to described first receiver module then;
Receive the program request address that described second sending module sends;
Obtain connection status from logging modle, the other-end equipment that has connected with the video file storage device according to this confirming electrical connection status, then with the other-end equipment of confirming in one or more connecting, and obtain from the other-end equipment that connects with himself that video file identifies pairing video file the program request address of collecting.
14. system according to claim 11 is characterized in that, also comprises terminal equipment;
Described determination module is further used for determining according to the identification information of the video file storage device in the program request parameter network address of a plurality of video file storage devices; Described second sending module is further used for the network address of the video file storage device determined according to determination module and video file sign and generates the program request address and send to described terminal equipment; Described terminal equipment is used to receive a plurality of program requests address, therefrom selects the program request address to send to described first analysis module then.
15. system according to claim 12 is characterized in that, also comprises terminal equipment;
Described determination module is further used for determining according to the identification information of the video file storage device in the program request parameter network address of a plurality of video file storage devices;
Described second sending module is further used for the network address of the video file storage device determined according to determination module and video file sign and generates the program request address and send to described terminal equipment;
Described terminal equipment is used to receive a plurality of program requests address, therefrom selects the program request address to send to described the 4th analysis module then.
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| CN2008101881985A CN101448136B (en) | 2008-12-30 | 2008-12-30 | Method for realizing video on-demand function and system thereof |
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| CN2008101881985A CN101448136B (en) | 2008-12-30 | 2008-12-30 | Method for realizing video on-demand function and system thereof |
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| CN101448136A CN101448136A (en) | 2009-06-03 |
| CN101448136B true CN101448136B (en) | 2010-12-15 |
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| CN101763418A (en) * | 2009-12-16 | 2010-06-30 | 中兴通讯股份有限公司 | File resource access method and device |
| CN102883185A (en) * | 2011-07-14 | 2013-01-16 | 上海聚力传媒技术有限公司 | Video-on-demand method and equipment thereof |
| CN102291412B (en) * | 2011-08-29 | 2017-06-30 | 南京中兴新软件有限责任公司 | A kind of multimedia service realization method based on HTTP, system and device |
| CN105847874A (en) * | 2016-04-20 | 2016-08-10 | 乐视控股（北京）有限公司 | Live broadcasting device and live broadcasting terminal |
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