CN101090480A - Video request method, server and network added storage server - Google Patents
Video request method, server and network added storage server Download PDFInfo
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- CN101090480A CN101090480A CN 200710118303 CN200710118303A CN101090480A CN 101090480 A CN101090480 A CN 101090480A CN 200710118303 CN200710118303 CN 200710118303 CN 200710118303 A CN200710118303 A CN 200710118303A CN 101090480 A CN101090480 A CN 101090480A
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Abstract
This invention provides a video demand method, a video server and an NAS server, which transmits video data directly to a video customer end via NAS server so as to reduce the occupation to service bandwidth when transmitting video data and increase performance of the video demand system.
Description
Technical field
The present invention relates to a kind of audio-video network play-back technology, be specifically related to a kind of VOD method, and a kind of video server and network attached storage (NAS, Network Attached Storage) server.
Background technology
Video on-demand system also claims the IVOD system, and the user can select the multimedia messages content according to oneself needs and interest, and the program that program request is at any time liked oneself is watched, and can be controlled the playing process of program.Usually, video on-demand system is made up of three parts: video server, transmission network and videoconference client.Wherein, the video data file for user's program request is stored in the hard disk of video server.Because the video data file amount of video request program is increasing, the hard disk of video server itself is difficult to satisfy the demands gradually.For this reason, in the prior art just video data file leave special storage system in, i.e. in network attached storage (NAS) server, to solve the problem of video server stores insufficient space.
As shown in Figure 1, be the schematic network structure that comprises the video on-demand system of nas server of the prior art, wherein, videoconference client is user oriented video request program terminal, provides video request program control and program function such as to watch.Video server and nas server can be arranged in the same high-speed local area network.The main flow process of VOD method of the prior art may further comprise the steps:
Step 11, videoconference client sends the video request program request to video server;
After step 12, video server are received above-mentioned request, read corresponding video data from nas server according to wherein IP Information On Demand;
Step 13, Video service end will send to corresponding videoconference client again from the video data that nas server obtains.
From above-mentioned flow process as can be known, the VOD method of prior art has following shortcoming:
1, video server need be from the nas server reading video data, and then sends to videoconference client, and promptly video data need be forwarded in network twice.The transmission of two parts of video datas must take the bandwidth of a large amount of business networks, has influence on the performance of whole video VOD system;
2, video server should be responsible for the management control of video request program, finishes the reception and the forwarding of video data again, and this computing Capability Requirement for video server is very high;
When 3, transmitting in network, video data need be converted into correspondent file system, and in the said method, video data need be through the conversion of twice file system, and this has increased data processing time and server burden, has influence on systematic function.
Summary of the invention
Technical problem to be solved by this invention provides a kind of VOD method, video server and nas server, reduces video data and sends the shared network bandwidth, and the performance of video on-demand system is provided.
For solving the problems of the technologies described above, it is as follows to the invention provides scheme:
A kind of VOD method may further comprise the steps:
Steps A, videoconference client sends the first video request program request to video server;
Step B, after described video server receives the described first video request program request, send the second video request program request to the network attached storage nas server, comprise the IP Information On Demand of the described first video request program request and the videoconference client information of the described transmission first video request program request in the described second video request program request;
Step C, nas server determine the video data of program request according to IP Information On Demand wherein after receiving the described second video request program request, and send to the pairing videoconference client of videoconference client information in the second video request program request.
Method of the present invention, wherein, the Internet protocol IP address that described videoconference client information is described videoconference client;
Among the described step C, the video data of described transmission program request is, the video data of program request is encapsulated in the IP packet sends, the purpose IP address of described IP packet is the IP address in the described videoconference client information, and source IP address is the IP address of described video server.
Method of the present invention, wherein,
Among the described step B, described video server further judges whether the described first video request program request comes from the legal videoconference client that it is preserved, if, then send the second video request program request to nas server, otherwise, return request illegal message and process ends to the videoconference client of the described transmission first video request program request.
Method of the present invention, wherein,
Among the described step C, described nas server further judges whether the source MAC of the described second video request program request is the MAC Address of its legal video server of preserving, if, then the video data with program request sends to described videoconference client, otherwise, return request illegal message and process ends to the video server of the described transmission second video request program request.
Method of the present invention wherein, also comprises after described step C:
Step D, described videoconference client send first to described video server and stop playing request;
Step e, video server receive described first stop playing request after, send second to nas server and stop playing request, described second stops to comprise in the playing request that described first stops the videoconference client information that broadcast information and described transmission first stop playing request that stops of playing request;
Step F, nas server receive described second stop playing request after, according to the video data that broadcast information determines that needs stop to send that stops wherein, and stop to send to the described second pairing videoconference client of videoconference client information that stops in the playing request.
Method of the present invention, wherein,
In the described step e, described video server further judges that described first stops playing request and whether come from the legal videoconference client that it is preserved, if, then send second and stop playing request to nas server, otherwise the videoconference client that stops playing request to described transmission first returns request illegal message and process ends.
Method of the present invention, wherein, in the described step F, described nas server further judges whether described second source MAC that stops playing request is the MAC Address of its legal video server of preserving, if, then stop to send the video data that described needs stop to send, otherwise the video server that stops playing request to described transmission second returns request illegal message and process ends.
A kind of video server comprises:
The first request receiving element is used for the first video request program request that the receiver, video client sends;
First requesting processing, be used for according to the described first first video request program request that receives of request receiving element, the videoconference client information of wherein IP Information On Demand and this first video request program request of transmission is included in the second video request program request, sends to nas server.
Video server of the present invention, wherein,
The described first request receiving element is further used for first of receiver, video client transmission and stops playing request;
Described first requesting processing, be further used for first stopping playing request according to what the described first request receiving element received, with wherein stop broadcast information and send this first videoconference client information that stops playing request being included in second and stopping to send to nas server in the playing request.
Video server of the present invention, wherein, described first requesting processing further comprises the first request judging unit, be used to preserve legal videoconference client information, and stop playing request according to the described first first video request program request or first that receives of request receiving element and whether come from legal videoconference client, judge whether the described first video request program request or first stops playing request legal;
Described first requesting processing, be further used for stopping playing request when legal in the described first request described first video request program request of judgment unit judges or first, send the described second video request program request or second to nas server and stop playing request, and be used for stopping playing request when illegal in the described first request described first video request program request of judgment unit judges or first, return the illegal message of request to sending the described first video request program request or first videoconference client that stops playing request.
A kind of nas server comprises video data preservation unit, also comprises:
The second request receiving element is used for the second video request program request that the receiver, video server sends;
Second requesting processing, be used for preserving the video data that the unit is preserved according to the IP Information On Demand and the video data of the described second second video request program request that receives of request receiving element, determine the video data of program request, and send to the pairing videoconference client of videoconference client information in the second video request program request.
Nas server of the present invention, wherein, described second requesting processing, being further used for video data with program request is encapsulated in the IP packet and sends, the purpose IP address of described IP packet is the IP address of the pairing videoconference client of described videoconference client information, and source IP address is the IP address of described video server.
Nas server of the present invention, wherein, described second requesting processing further comprises the second request judging unit, be used to preserve the MAC Address of legal video server, and, judge whether the described second video request program request is legal according to the source MAC of the described second second video request program request that receives of request receiving element;
Described second requesting processing is further used for determining the video data and the transmission of program request when the described second video request program request of the described second request judgment unit judges is legal; When the described second request judgment unit judges described second video request program request is illegal, return the illegal message of request to the video server of the second video request program request of transmission.
Nas server of the present invention, wherein,
The described second request receiving element is further used for second of receiver, video server transmission and stops playing request;
Described second requesting processing, be further used for according to described second second broadcast information that stops that stopping in the playing request that receives of request receiving element, the video data that definite needs stop to send, and stop to send to the described second pairing videoconference client of videoconference client information that stops in the playing request.
Nas server of the present invention, wherein,
The described second request judging unit, further second source MAC that stops playing request that receives according to the described second request receiving element, whether judging described second, to stop playing request legal;
Described second requesting processing is further used for stopping playing request when legal in the described second request judgment unit judges described second, stops to send the video data that described needs stop to send; Stop playing request when illegal in the described second request judgment unit judges described second, return the illegal message of request to sending second video server that stops playing request.From the above as can be seen, VOD method provided by the invention, directly the video data of program request is sent to videoconference client by nas server, take excessively, improved the performance of video on-demand system thereby avoided video data repeatedly to transmit the service bandwidth that causes; In the present invention, video server only need be responsible for the management control of video request program, need not the forwarding of processing video data, has alleviated the processing pressure of video server; Simultaneously, video data only need be changed a file system can be delivered to videoconference client, thereby has further alleviated each load of server, has improved the performance of video on-demand system; At last, because sending to the source IP address of the video data of videoconference client is the IP address of video server, videoconference client can't be recognized the real IP address of the nas server of stored video data, thereby the present invention can prevent illegal video request program request and attack to nas server.
Description of drawings
Fig. 1 is the schematic network structure that comprises the video on-demand system of nas server of the prior art;
Fig. 2 is the schematic flow sheet of the described VOD method of the embodiment of the invention;
Fig. 3 is the structural representation of the described video server of the embodiment of the invention;
Fig. 4 is the structural representation of the described nas server of the embodiment of the invention.
Embodiment
The invention provides a kind of VOD method, by directly video data being sent to videoconference client, thereby reduced the hop count of video data, improved the performance of video on-demand system by nas server.The present invention is described in detail by specific embodiment below in conjunction with accompanying drawing.
Please refer to shown in Figure 2ly, the flow process for the described VOD method of the embodiment of the invention may further comprise the steps:
Step 200, videoconference client need to determine the video data of program request according to user's request;
Step 201, videoconference client sends the first video request program request to video server.Here, videoconference client needs the video data information of program request to be carried in the IP Information On Demand in the first video request program request it, sends to video server.
After step 202, described video server receive the described first video request program request, check whether this first video request program request is legal.Here, the video server place is provided with a user list, preserves legal videoconference client information in this tabulation, and described legal videoconference client information can be the IP address of videoconference client legal in this video on-demand system.Whether video server is the IP address of the legal videoconference client of described preservation according to the source IP address (promptly sending the IP address of the videoconference client of the described first video request program request) of the first video request program request, judge whether the described first video request program request is legal, if, judge that then the described first video request program request is legal, and execution in step 204; Otherwise, judge the illegal and execution in step 203 of the described first video request program request.
Step 203, when the described first video request program request was illegal, video server returned the illegal message of request to the videoconference client of the described transmission first video request program request, and is illegal in order to point out this request, and process ends.
Step 204, when the described first video request program request is legal, video server sends the second video request program request to nas server, and will send the videoconference client information (for example, the IP address of this videoconference client) of the described first video request program request and the IP Information On Demand of the described first video request program request is included in this second video request program request.
After step 205, nas server receive the second video request program request, check whether this second video request program request is legal.For example, NAS video server place can set in advance the media interviews control MAC Address tabulation of a video server, media interviews control (MAC, the Media Access Control) address of preserving legal video server in this tabulation.Whether nas server is the MAC Address of the legal video server of described preservation according to the source MAC (promptly sending the MAC Address of the video server of the described second video request program request) of the second video request program request, judge whether the described second video request program request is legal, if, judge that then the described second video request program request is legal, and execution in step 207; Otherwise, judge the illegal and execution in step 206 of the described second video request program request.
Step 206, when the described second video request program request was illegal, nas server returned the illegal message of request to the video server of the second video request program request of transmission, fail in order to point out this request, and process ends.
Step 207, when the described second video request program request is legal, nas server is determined the video data of program request according to the IP Information On Demand in this second video request program request, and sends to the pairing videoconference client of videoconference client information in the described second video request program request.
Here, preserve the video data that supplies program request in the nas server.Video server is according to the IP Information On Demand in the second video request program request, determine the video data of this second video request program request requirement program request, and the video data of program request is encapsulated in sends to described videoconference client in the IP packet, the purpose IP address of described IP packet is the IP address (promptly sending the IP address of the videoconference client of first order request) of the pairing videoconference client of described videoconference client information, and source IP address is the IP address of described video server.
From the above as can be seen, directly the video data of program request is sent to videoconference client by nas server among the present invention, take excessively, improved the performance of video on-demand system thereby avoided video data repeatedly to transmit the service bandwidth that causes.In the present invention, video server only need be responsible for the management control of video request program, need not the forwarding of processing video data, has alleviated the processing pressure of video server.Simultaneously, video data only need be changed a file system can be delivered to videoconference client, thereby has further alleviated each load of server, has improved the performance of video on-demand system.At last, because sending to the source IP address of the video data of videoconference client is the IP address of video server, videoconference client can't be recognized the real IP address of the nas server of stored video data, thereby the present invention can prevent illegal video request program request and attack to nas server.
Referring again to shown in Figure 2, when videoconference client wanted to stop the current video broadcast, the described VOD method of the embodiment of the invention also further may further comprise the steps:
Step 208, the videoconference client decision stops current video playback.
Step 209, videoconference client send first to video server and stop playing request, and this first stops to comprise in the playing request and stop broadcast information, is used to indicate the video data that need stop to send.
Step 210, video server receive described first stop playing request after, checking this, whether first to stop playing request legal.Whether video server is the IP address of the legal videoconference client of described preservation according to first source IP address (promptly sending the described first IP address that stops the videoconference client of playing request) that stops playing request, whether judging described first, to stop playing request legal, if, then judging described first, to stop playing request legal, and execution in step 212; Otherwise, judge that described first stops the illegal and execution in step 211 of playing request.
Step 211 stops playing request when illegal when described first, and the videoconference client that video server stops playing request to described transmission first returns the illegal message of request, in order to pointing out this request illegally, and process ends.
Step 212, stop playing request when legal when described first, video server sends second to nas server and stops playing request, and the broadcast information that stops that the described first videoconference client information (for example, the IP address of this videoconference client) and described first that stops playing request that will send stops playing request being included in this and second stopping in the playing request.
Step 213, nas server receive second stop playing request after, checking this, whether second to stop playing request legal.Whether nas server is the MAC Address of the described legal video server of preserving in advance according to second source MAC that stops playing request (promptly sending described second MAC Address that stops the video server of playing request), whether judging described second, to stop playing request legal, if, then judging described second, to stop playing request legal, and execution in step 215; Otherwise, judge that described second stops the illegal and execution in step 214 of playing request.
Step 214 stops playing request when illegal when described second, and nas server returns the illegal message of request to sending second video server that stops playing request, fail in order to point out this request, and process ends.
Step 215, stop playing request when legal when described second, nas server is according to this second video data that broadcast information determines that needs stop to send that stops that stopping in the playing request, and stops to send to the described second pairing videoconference client of videoconference client information that stops in the playing request.
More than describe the described VOD method of present embodiment in detail, in the method, because the video data of program request is directly to send to videoconference client from nas server, thereby has reduced the service bandwidth that video request program takies, and effectively raises the performance of video on-demand system.For said method is described vividerly, below said method is described further by an instantiation.
Suppose that the IP address of video server A is 200.200.200.102, the IP address of nas server B is 200.200.200.101, and the IP address of videoconference client C is 192.168.0.101.The Video service end is provided with a legal users tabulation, and nas server has the MAC Address tabulation of a legal video server.
Videoconference client C sends the first video request program request to video server A, requires movies on demand F; After video server A receives the first video request program request of videoconference client C transmission, at first judge whether it is the video request program request that legal videoconference client sends according to user list, if it is legal, the second video request program request that then sends has comprised the IP address of videoconference client C and the particular content (movies on demand F) of video request program request to nas server B in this second video request program request.After nas server B received the second video request program request, whether the source MAC of checking earlier this request in the MAC Address tabulation of legal video server, if do not exist, then returned the illegal message of video server B request; If, then according to particular content in the order request and client ip address, film F is directly sent to videoconference client C, in the IP packet that sends Business Stream, source IP address is the IP address 200.200.200.102 of video server A, and destination address is the IP address 192.168.0.101 of videoconference client C.
When videoconference client C wants to stop movie F, send first to video server A and stop playing request; Video server A receive this first stop playing request after, at first judge whether it is the request that legal videoconference client sends according to user list, if it is legal, then send second and stop playing request, this second particular content (stopping movie F) that has stopped comprising in the playing request IP address of videoconference client C and stopped playing request to nas server B.Nas server receive second stop playing request after, whether the source MAC of checking earlier this request in the MAC Address tabulation of legal video server, if do not exist, then returns the illegal message of video server B request; If, then stop to send film F to videoconference client C.
Based on above-mentioned VOD method, present embodiment provides a kind of video server, as shown in Figure 3, this video server 30 comprises: the first request receiving element 31 and first requesting processing 32, the described first request receiving element 31 links to each other with first requesting processing 32.
Wherein, the described first request receiving element 31 is used for the first video request program request that the receiver, video client sends; Can also be further used for first of receiver, video client transmission and stop playing request.
Described first requesting processing 32, be used for according to the described first first video request program request that receives of request receiving element 31, the videoconference client information of wherein IP Information On Demand and this first video request program request of transmission is included in the second video request program request, sends to nas server; Can also be further used for first stopping playing request according to what the described first request receiving element 31 received, with wherein stop broadcast information and send this first videoconference client information that stops playing request being included in second and stopping to send to nas server in the playing request.
Here, described first requesting processing 32 can further include the first request judging unit 321.The described first request judging unit 321, be used to preserve legal videoconference client information, and stop playing request according to the described first first video request program request or first that receives of request receiving element 31 and whether come from legal videoconference client, judge whether the described first video request program request or first stops playing request legal.Described first requesting processing 32, be further used for judging that at the described first request judging unit 321 the described first video request program requests or first stop playing request when legal, send the described second video request program request or second to nas server and stop playing request, and be used for judging that at the described first request judging unit 321 the described first video request program requests or first stop playing request when illegal, return the illegal message of request to sending the described first video request program request or first videoconference client that stops playing request.
Based on above-mentioned VOD method, present embodiment also provides a kind of nas server, and as shown in Figure 4, this nas server 40 comprises: the second request receiving element 41, second requesting processing 42 and video data are preserved unit 43.Described second requesting processing 42 is preserved unit 43 with second requesting processing 42 and video data respectively and is linked to each other.
Wherein, the described second request receiving element 41 is used for the second video request program request that the receiver, video server sends; Can also be further used for second of receiver, video server transmission and stop playing request.
Described second requesting processing 42, be used for preserving the video data that unit 43 is preserved, determine the video data of program request and send to the pairing videoconference client of videoconference client information in the second video request program request according to the IP Information On Demand and the video data of the described second second video request program request that receives of request receiving element 41; Second requesting processing 42 can also be further used for according to described second second video data that broadcast information determines that needs stop to send that stops that stopping in the playing request that receives of request receiving element 41, and stops to send to the described second pairing videoconference client of videoconference client information that stops in the playing request.
Here, described second requesting processing, being further used for video data with program request is encapsulated in the IP packet and sends, the purpose IP address of described IP packet is the IP address of the pairing videoconference client of described videoconference client information, and source IP address is the IP address of described video server.
Here, described second requesting processing 42 further comprises the second request judging unit 421, be used to preserve the MAC Address of legal video server, and whether be the MAC Address of described legal video server according to the source MAC of the described second second video request program request that receives of request receiving element 41, judge whether the described second video request program request is legal; And whether be the MAC Address of described legal video server according to described second second source MAC that stops playing request that receives of request receiving element, whether judging described second, to stop playing request legal.
Described second requesting processing 42 is further used for determining the video data and the transmission of program request when the described second request judging unit 421 judges that the described second video request program request is legal; When the described second request judging unit 421 judges that the described second video request program request is illegal, return the illegal message of request to the video server of the second video request program request of transmission; And be used for judging that at the described second request judging unit 421 described second stops playing request when legal, stop to send the video data that described needs stop to send; Judge that at the described second request judging unit 421 described second stops playing request when illegal, return the illegal message of request to sending second video server that stops playing request.
In sum, the described VOD method of the embodiment of the invention, video server and nas server, by directly the video data of program request being sent to videoconference client, to the occupancy of service bandwidth, improved the performance of video on-demand system when having reduced the video data transmission by nas server.
VOD method of the present invention, video server and nas server, be not limited in listed utilization in specification and the execution mode, it can be applied to various suitable the present invention's field fully, for those skilled in the art, can easily realize additional advantage and make amendment, therefore under the situation of the spirit and scope of the universal that does not deviate from claim and equivalency range and limited, the examples shown that the present invention is not limited to specific details, representational equipment and illustrates here and describe.
Claims (15)
1. a VOD method is characterized in that, this method may further comprise the steps:
Steps A, videoconference client sends the first video request program request to video server;
Step B, after described video server receives the described first video request program request, send the second video request program request to the network attached storage nas server, comprise the IP Information On Demand of the described first video request program request and the videoconference client information of the described transmission first video request program request in the described second video request program request;
Step C, nas server determine the video data of program request according to IP Information On Demand wherein after receiving the described second video request program request, and send to the pairing videoconference client of videoconference client information in the second video request program request.
2. the method for claim 1 is characterized in that, the Internet protocol IP address that described videoconference client information is described videoconference client;
Among the described step C, the video data of described transmission program request is, the video data of program request is encapsulated in the IP packet sends, the purpose IP address of described IP packet is the IP address in the described videoconference client information, and source IP address is the IP address of described video server.
3. the method for claim 1 is characterized in that,
Among the described step B, described video server further judges whether the described first video request program request comes from the legal videoconference client that it is preserved, if, then send the second video request program request to nas server, otherwise, return request illegal message and process ends to the videoconference client of the described transmission first video request program request.
4. the method for claim 1 is characterized in that,
Among the described step C, described nas server further judges whether the source MAC of the described second video request program request is the MAC Address of its legal video server of preserving, if, then the video data with program request sends to described videoconference client, otherwise, return request illegal message and process ends to the video server of the described transmission second video request program request.
5. the method for claim 1 is characterized in that, also comprises after described step C:
Step D, described videoconference client send first to described video server and stop playing request;
Step e, video server receive described first stop playing request after, send second to nas server and stop playing request, described second stops to comprise in the playing request that described first stops the videoconference client information that broadcast information and described transmission first stop playing request that stops of playing request;
Step F, nas server receive described second stop playing request after, according to the video data that broadcast information determines that needs stop to send that stops wherein, and stop to send to the described second pairing videoconference client of videoconference client information that stops in the playing request.
6. method as claimed in claim 5 is characterized in that,
In the described step e, described video server further judges that described first stops playing request and whether come from the legal videoconference client that it is preserved, if, then send second and stop playing request to nas server, otherwise the videoconference client that stops playing request to described transmission first returns request illegal message and process ends.
7. method as claimed in claim 5, it is characterized in that, in the described step F, described nas server further judges whether described second source MAC that stops playing request is the MAC Address of its legal video server of preserving, if, then stop to send the video data that described needs stop to send, otherwise the video server that stops playing request to described transmission second returns request illegal message and process ends.
8. video server is characterized in that comprising:
The first request receiving element is used for the first video request program request that the receiver, video client sends;
First requesting processing, be used for according to the described first first video request program request that receives of request receiving element, the videoconference client information of wherein IP Information On Demand and this first video request program request of transmission is included in the second video request program request, sends to nas server.
9. video server as claimed in claim 8 is characterized in that,
The described first request receiving element is further used for first of receiver, video client transmission and stops playing request;
Described first requesting processing, be further used for first stopping playing request according to what the described first request receiving element received, with wherein stop broadcast information and send this first videoconference client information that stops playing request being included in second and stopping to send to nas server in the playing request.
10. video server as claimed in claim 9, it is characterized in that described first requesting processing further comprises the first request judging unit, be used to preserve legal videoconference client information, and stop playing request according to the described first first video request program request or first that receives of request receiving element and whether come from legal videoconference client, judge whether the described first video request program request or first stops playing request legal;
Described first requesting processing, be further used for stopping playing request when legal in the described first request described first video request program request of judgment unit judges or first, send the described second video request program request or second to nas server and stop playing request, and be used for stopping playing request when illegal in the described first request described first video request program request of judgment unit judges or first, return the illegal message of request to sending the described first video request program request or first videoconference client that stops playing request.
11. a nas server comprises video data preservation unit, it is characterized in that also comprising:
The second request receiving element is used for the second video request program request that the receiver, video server sends;
Second requesting processing, be used for preserving the video data that the unit is preserved according to the IP Information On Demand and the video data of the described second second video request program request that receives of request receiving element, determine the video data of program request, and send to the pairing videoconference client of videoconference client information in the second video request program request.
12. nas server as claimed in claim 11, it is characterized in that, described second requesting processing, being further used for video data with program request is encapsulated in the IP packet and sends, the purpose IP address of described IP packet is the IP address of the pairing videoconference client of described videoconference client information, and source IP address is the IP address of described video server.
13. nas server as claimed in claim 11, it is characterized in that described second requesting processing further comprises the second request judging unit, be used to preserve the MAC Address of legal video server, and, judge whether the described second video request program request is legal according to the source MAC of the described second second video request program request that receives of request receiving element;
Described second requesting processing is further used for determining the video data and the transmission of program request when the described second video request program request of the described second request judgment unit judges is legal; When the described second request judgment unit judges described second video request program request is illegal, return the illegal message of request to the video server of the second video request program request of transmission.
14. nas server as claimed in claim 13 is characterized in that,
The described second request receiving element is further used for second of receiver, video server transmission and stops playing request;
Described second requesting processing, be further used for according to described second second broadcast information that stops that stopping in the playing request that receives of request receiving element, the video data that definite needs stop to send, and stop to send to the described second pairing videoconference client of videoconference client information that stops in the playing request.
15. nas server as claimed in claim 14 is characterized in that,
The described second request judging unit, further second source MAC that stops playing request that receives according to the described second request receiving element, whether judging described second, to stop playing request legal;
Described second requesting processing is further used for stopping playing request when legal in the described second request judgment unit judges described second, stops to send the video data that described needs stop to send; Stop playing request when illegal in the described second request judgment unit judges described second, return the illegal message of request to sending second video server that stops playing request.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200710118303 CN101090480A (en) | 2007-07-04 | 2007-07-04 | Video request method, server and network added storage server |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 200710118303 CN101090480A (en) | 2007-07-04 | 2007-07-04 | Video request method, server and network added storage server |
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| CN101090480A true CN101090480A (en) | 2007-12-19 |
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| CN 200710118303 Pending CN101090480A (en) | 2007-07-04 | 2007-07-04 | Video request method, server and network added storage server |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101511007B (en) * | 2009-03-25 | 2011-02-02 | 杭州华三通信技术有限公司 | Method, equipment and system for implementing picture record in network video monitoring system |
| CN103532911A (en) * | 2012-07-04 | 2014-01-22 | 中兴通讯股份有限公司 | Stream media playing method and system |
| CN106610967A (en) * | 2015-10-21 | 2017-05-03 | 杭州海康威视数字技术股份有限公司 | Method and apparatus for reading and writing video data in NAS device |
| WO2017148383A1 (en) * | 2016-03-01 | 2017-09-08 | 腾讯科技（深圳）有限公司 | Multimedia resources playing system and method, and server |
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2007
- 2007-07-04 CN CN 200710118303 patent/CN101090480A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101511007B (en) * | 2009-03-25 | 2011-02-02 | 杭州华三通信技术有限公司 | Method, equipment and system for implementing picture record in network video monitoring system |
| CN103532911A (en) * | 2012-07-04 | 2014-01-22 | 中兴通讯股份有限公司 | Stream media playing method and system |
| CN103532911B (en) * | 2012-07-04 | 2017-05-24 | 中兴通讯股份有限公司 | stream media playing method and system |
| CN106610967A (en) * | 2015-10-21 | 2017-05-03 | 杭州海康威视数字技术股份有限公司 | Method and apparatus for reading and writing video data in NAS device |
| CN106610967B (en) * | 2015-10-21 | 2020-06-12 | 杭州海康威视数字技术股份有限公司 | Method and device for reading and writing video data in NAS (network attached storage) equipment |
| US10803109B2 (en) | 2015-10-21 | 2020-10-13 | Hangzhou Hikvision Digital Technology Co., Ltd. | Method and device for reading and writing video data in NAS device |
| WO2017148383A1 (en) * | 2016-03-01 | 2017-09-08 | 腾讯科技（深圳）有限公司 | Multimedia resources playing system and method, and server |
| US11108727B2 (en) | 2016-03-01 | 2021-08-31 | Tencent Technology (Shenzhen) Company Limited | System, method, and server for playing multimedia resource |
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