CN105898173B - Video playback apparatus and method - Google Patents
Video playback apparatus and method Download PDFInfo
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- CN105898173B CN105898173B CN201510037904.6A CN201510037904A CN105898173B CN 105898173 B CN105898173 B CN 105898173B CN 201510037904 A CN201510037904 A CN 201510037904A CN 105898173 B CN105898173 B CN 105898173B
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Abstract
A kind of video playback apparatus, including respond module, selecting module, receiving module, mixing module and sending module.Respond module obtains playback video flowing for receiving playback request, according to playback request；Selecting module is used to select forwarding switching equipment according to playback request；Receiving module is used to receive at least one original video stream that the forwarding switching equipment uploads；Mixing module is used at least one described original video stream and the playback video flowing being mixed at least one new video stream；Sending module is for sending new video stream.The present invention also provides a kind of method of video playback, the method for video playback apparatus and video playback in the present invention can reduce the occupancy of Internet resources, promote user experience.
Description
Technical field
The present invention relates to the communications field more particularly to a kind of video playback systems, device and method.
Background technique
In existing video conferencing system, the video information in each meeting-place can be saved in the server, convenient for looking into later
It sees.Participant can see the live video stream in other meeting-place when meeting carries out, if participant wants in conference process
It when TV news before checking record, needs to file a request to server, server respond request simultaneously will playback video flowing hair
Give participant.Since bandwidth is limited, newly generated playback video flowing can tie up bandwidth resources with existing TV news stream, lead
It causes efficiency of transmission not high, influences user experience.
Summary of the invention
In view of this, being not take up Internet resources it is necessary to provide a kind of video playback apparatus, video is provided for participant and is returned
It puts.
It is also desirable to provide a kind of method of video playback, Internet resources are not take up, video is provided for participant and returns
It puts.
Video playback apparatus in embodiment of the present invention connects multiple switching equipment, the multiple switching equipment difference
At least one video terminal is connected, the video playback apparatus includes: respond module, selecting module, receiving module, mixing module
And sending module.Wherein, respond module is used to receive the playback request of video terminal, is obtained and is played back according to the playback request
Video flowing；Selecting module for select from the multiple switching equipment according to the playback request one switching equipment as turn
Send out switching equipment；Receiving module is used to receive at least one original video stream that the forwarding switching equipment uploads；Mixing module is used
In at least one described original video stream and the playback video flowing are mixed at least one new video stream；Sending module is for leading to
It crosses the forwarding switching equipment and at least one described new video stream is sent at least one video terminal.
Preferably, the video playback apparatus further includes sorting module, sorting module be used for by all video terminals according to
Liveness sorts from low to high, wherein the liveness includes using the number of the user of the video terminal, sound and movement.
Preferably, when the playback request is single playback request, the selecting module selected distance issues playback request
The nearest switching equipment of video terminal be forwarding switching equipment.
Preferably, the receiving module receives the original of the minimum video terminal of the liveness for forwarding switching equipment to upload
The original video stream of the minimum video terminal of the liveness and the playback video flowing are mixed by video flowing, the mixing module
The new video stream is sent to the sending playback request by the forwarding switching equipment by new video stream, the sending module
Video terminal.
Preferably, when the playback request is global playback request, the selecting module selected distance liveness is minimum
The nearest switching equipment of video terminal is forwarding switching equipment.
Preferably, the receiving module receives the original of the minimum video terminal of the liveness for forwarding switching equipment to upload
The original video stream of video flowing and the secondary low video terminal of liveness.
Preferably, the mixing module is by the original video stream of the minimum video terminal of the liveness and the playback video
Stream is mixed into the first new video stream, and the original video stream of the low video terminal of the liveness time is mixed with the playback video flowing
At the second new video stream.
Preferably, first new video stream is sent to other friendships by the forwarding switching equipment by the sending module
Second new video stream is sent to the minimum video terminal of the liveness by exchange device.
Preferably, the video playback apparatus is applied to software defined network, and the multiple switching equipment is software definition
The network switch, the software defined network further include controller, and the controller controls the forwarding switching equipment and uploads original
Video flows to the video playback apparatus.
Video playback method in embodiment of the present invention, is applied to video playback apparatus, and the video playback apparatus connects
Multiple switching equipment are connect, the multiple switching equipment is separately connected an at least video terminal, the described method comprises the following steps:
The playback request for receiving video terminal obtains playback video flowing according to the playback request；According to the playback request from described
Select a switching equipment as forwarding switching equipment in multiple switching equipment；The forwarding switching equipment is received to upload at least
One original video stream；At least one described original video stream and the playback video flowing are mixed at least one new video stream；It will
At least one described new video stream is sent at least one video terminal by the forwarding switching equipment.
Preferably, the method also includes: all video terminals are sorted from low to high according to liveness, wherein the work
Jerk includes using the number of the user of the video terminal, sound and movement.
Preferably, when the playback request is single playback request, selected distance issues the video terminal of playback request
Nearest switching equipment is forwarding switching equipment.
Preferably, the method further includes: receive the minimum video of liveness that the forwarding switching equipment uploads
The original video stream of the minimum video terminal of the liveness and the playback video flowing are mixed into new view by the original video stream of terminal
Frequency flows, and the new video stream is sent to the video terminal for issuing playback request by the forwarding switching equipment.
Preferably, when the playback request is global playback request, the minimum video terminal of selected distance liveness is most
Close switching equipment is forwarding switching equipment.
Preferably, the method further includes: receive the minimum video of liveness that the forwarding switching equipment uploads
The original video stream of the secondary low video terminal of the original video stream and liveness of terminal.
Preferably, the method further includes: by the original video stream of the minimum video terminal of the liveness with it is described
Playback video flowing is mixed into the first new video stream, and the original video stream of the low video terminal of the liveness time and the playback are regarded
Frequency stream is mixed into the second new video stream.
Preferably, the method further includes: first new video stream is sent by the forwarding switching equipment
To other switching equipment, second new video stream is sent to the minimum video terminal of the liveness.
Preferably, the video playback apparatus is applied to software defined network, and the multiple switching equipment is software definition
The network switch, the software defined network further include controller, and the controller controls the forwarding switching equipment and uploads original
Video flows to the video playback apparatus.
Compared to the prior art, the method for the video playback apparatus in embodiment of the present invention and video playback is by will be former
Originally the original video stream for being sent to video terminal is mixed with playback video flowing, then new video stream is sent to video terminal, is made
History video information and real-time video information can be viewed in single video flowing by obtaining, and be played back without additionally sending in a network
Video flowing reduces the occupancy of Internet resources, and the user experience is improved.
Detailed description of the invention
Fig. 1 a is the application environment schematic diagram of video playback apparatus in an embodiment of the present invention.
Fig. 1 b is the application environment schematic diagram of video playback apparatus in another embodiment of the present invention.
Fig. 2 is the functional block diagram of video playback apparatus in an embodiment of the present invention.
Fig. 3 is the method flow diagram of video playback method in an embodiment of the present invention.
Fig. 4 is the method flow diagram of video playback method in another embodiment of the present invention.
Fig. 5 is the method flow diagram of video playback method in a further embodiment of this invention.
Main element symbol description
Video playback apparatus 10
Switching equipment 20
Video terminal 30
Storage server 40
Respond module 101
Selecting module 103
Receiving module 105
Mixing module 107
Sending module 109
Sorting module 111
Specific embodiment
Fig. 1 a is please referred to, the application environment schematic diagram of video playback apparatus in an embodiment of the present invention is shown.Such as figure
It is shown, by multiple 20 connection communications of switching equipment between multiple video terminals 30, it can be seen that each other between video terminal 30
Live video stream, video playback apparatus 10 connects multiple switching equipment, provides video playback service for video terminal 30.At this
In embodiment, video playback apparatus 10 can set for other electronics with processing capacity such as computer or large servers
Standby, switching equipment 20 can have the network equipment of transfer capability for interchanger, router etc., and the user of video terminal 30 can
Think multiple.Video playback apparatus 10 is also used to store the video information of each video terminal, i.e. the meeting of switching equipment 20 will be each
The history video information of video terminal 30 is uploaded to video playback apparatus 10.It in other embodiments, can also be using independent
Storage server 40 save history video information, the present invention is not limited thereto.When video terminal 30 is in real-time video mistake
Cheng Zhong, it is desirable to when history video information before checking, can propose playback request, video playback apparatus to video playback apparatus 10
10 obtain playback video flowing first, then choose suitable switching equipment as forwarding switching equipment, by the original video stream of script
It is mixed with playback video flowing, relays to video terminal 30.
Fig. 1 b is please referred to, the application environment schematic diagram of video playback apparatus in another embodiment of the present invention is shown.With
Fig. 1 a is compared, and embodiment in Fig. 1 b is the difference is that further include controller 50, controller 50 is set for controlling each exchange
Standby 20, software defined network (Soft Defined Network, abbreviation are formed between controller 50 and each switching equipment 20
SDN).Video playback apparatus 10 is applied in software defined network, connects multiple switching equipment 20, controller 50 can be used for controlling
Video flowing flow direction on switching equipment 20.In the present embodiment, controller 50 controls suitable switching equipment for original video stream
It is uploaded to video playback apparatus 10.
Referring to Fig. 2, showing the functional block diagram of video playback apparatus 10 in an embodiment of the present invention.In this implementation
In mode, video playback apparatus 10 includes respond module 101, selecting module 103, receiving module 105, mixing module 107, sends
Module 109 and sorting module 111.It describes in detail below to the function of modules.
Respond module 101 is used to receive the playback request of video terminal, obtains playback video flowing according to playback request.At this
In embodiment, when video information before video terminal 30 is wanted to check, playback request can be issued, wherein playback is asked
It asks and refers to that the video terminal filed a request individually connects including single playback request and global playback request, single playback request
Playback video information is received, global playback request refers to that current all video terminals receive playback video information.Playback is asked
Ask further includes video classification and specific video time.Respond module 101 obtains corresponding playback video according to playback request
Stream, in the present embodiment, playback video flowing are stored on video playback apparatus 10, in other embodiments, play back video
Stream is stored in storage server 40, and respond module 101 is got corresponding time according to the video classification in playback request, time
Put video flowing.
Selecting module 103 is used to be selected suitable switching equipment as forwarding switching equipment according to playback request.In this reality
It applies in mode, selecting module 103 is according to the specific location for the video terminal 30 for proposing playback request and the type of playback request
Select switching equipment.Since the Video stream information that video terminal 30 receives is forwarded by switching equipment, selection
Suitable switching equipment, so that it may change the Video stream information for being sent to user.
In other embodiments, video playback apparatus 10 further comprises sorting module 111, for all videos are whole
End is sorted from low to high according to liveness, wherein the liveness include using the number of the user of the video terminal, sound with
And movement.When the number of the user using the video terminal is more or speech is more or movement is more, the video terminal
Liveness will be high, all video terminals are ranked up according to liveness, facilitate the subsequent selection for carrying out video flowing.
Further, in other embodiments, when playback request type is single request, selecting module 103 is chosen
The nearest switching equipment of the video terminal of distance sending playback request is forwarding switching equipment；When playback request type is global returns
When putting request, the nearest switching equipment of the minimum video terminal of 103 selected distance liveness of selecting module is forwarding switching equipment.
Receiving module 105 is used to receive at least one original video stream that the forwarding switching equipment uploads.In this embodiment party
In formula, after selecting module 103 has chosen forwarding switching equipment, receiving module 105 receives the former view that the switching equipment uploads
Frequency flows, and original video stream refers to the live video stream of video terminal to be sent to, and forwards switching equipment first to upload original video stream at this time
To receiving module 105.
Further, for the influence that the real-time video reduced to video terminal generates, forwarding switching equipment can choose work
The original video stream of the lower video terminal of jerk is uploaded.Specifically, in other embodiments, when playback request type is
When single request, receiving module 105 receives the original video of the minimum video terminal of the liveness for forwarding switching equipment to upload
Stream；When playback request type is global playback request, since video terminals all at this time requires to receive playback video
Information, if only the original video stream of the minimum video terminal of liveness is handled, then the video end that liveness is minimum
The original video stream at end will receive the Video stream information of oneself, therefore also need to choose the former view of the low video terminal of liveness time
Frequency flows, and receiving module 105 receives the original video stream of the minimum video terminal of the liveness for forwarding switching equipment to upload at this time
And the original video stream of the secondary low video terminal of liveness.
Mixing module 107 is used at least one described original video stream and the playback video flowing being mixed at least one new
Video flowing.In the present embodiment, the playback video flowing that mixing module 107 will acquire is mixed with the original video stream received
It closes, generates new video flowing.Hybrid mode can be a variety of, for example original video stream can be dwindled into small picture, be placed in back
It puts in video flowing；Playback video flowing small picture can also be dwindled into be placed in original video stream.Meanwhile the audio of new video stream
Part also can choose as original video stream audio, or playback video stream audio, and the present invention is not limited thereto.
Further, in other embodiments, when playback request type is single request, mixing module 107 is by institute
The original video stream and the playback video flowing for stating the minimum video terminal of liveness are mixed into new video stream；When playback request type
When for overall situation request, mixing module 107 is by the original video stream of the minimum video terminal of the liveness and the playback video flowing
It is mixed into the first new video stream, the original video stream of the low video terminal of the liveness time is mixed into the playback video flowing
Second new video stream.
Sending module 109 is used to that at least one described new video stream to be sent at least one by the forwarding switching equipment
A video terminal.In the present embodiment, after mixing module 107 is mixed with video, sending module 109 will be mixed
New video stream afterwards is sent to video terminal.Since the original video stream of script is substituted in mixed new video stream, not
Have and generate additional crossfire, also there is no additional occupancy Internet resources.
Further, in other embodiments, when playback request type is single request, sending module 109 is by institute
It states new video stream and the video terminal for issuing playback request is sent to by the forwarding switching equipment；When playback request type
When requesting for the overall situation, first new video stream is sent to other exchanges by the forwarding switching equipment by sending module 109
Second new video stream is sent to the minimum video terminal of the liveness by equipment, other switching equipment can be new by first
Video stream is to other video terminals, and therefore, when playback request type is global request, the minimum video of liveness is whole
End can be appreciated that the original video stream and the playback mixed video flowing of video flowing of the low video terminal of liveness time, other video terminals
The original video stream and the playback mixed video flowing of video flowing that can be appreciated that the minimum video terminal of liveness, in this way to entire real-time
Video flowing would not produce bigger effect.
By embodiment of above, video playback apparatus 10 is by will be sent to the original video stream of video terminal originally and return
It puts video flowing to be mixed, then new video stream is sent to video terminal, allow to view history in single video flowing
Video information and real-time video information reduce the occupancy of Internet resources, mention without playback video flowing is additionally sent in a network
User experience is risen.
Fig. 3 show the method flow diagram of video playback method in an embodiment of the present invention.This method is applied to video
In playback reproducer, which connects multiple switching equipment, and the multiple switching equipment is separately connected at least one view
Frequency terminal.In the present embodiment, video playback method is completed by the functional module of video playback apparatus shown in Fig. 2.
In step S301, video playback apparatus receives the playback request of video terminal, is obtained and is played back according to playback request
Video flowing.When video information before video terminal is wanted to check, playback request can be issued, wherein playback request includes
Single playback request and global playback request, single playback request refer to that the video terminal filed a request is separately received back
Video information is put, global playback request refers to that current all video terminals receive playback video information.Playback request is also wrapped
Include video classification and specific video time.
In step S303, video playback apparatus selects suitable switching equipment to set as forwarding exchange according to playback request
It is standby.In the present embodiment, video playback apparatus is asked according to the specific location and playback for the video terminal for proposing playback request
The type selection forwarding switching equipment asked.
In step S305, video playback apparatus receives at least one original video stream that the forwarding switching equipment uploads.
In the present embodiment, after having chosen forwarding switching equipment, video playback apparatus receives forwarding switching equipment upload
Original video stream, original video stream refer to the video flowing of video terminal to be sent to, and forward switching equipment first to upload original video stream at this time
To video playback apparatus.
In step S307, at least one described original video stream and the playback video flowing are mixed by video playback apparatus
At least one new video stream.In the present embodiment, the playback video flowing that video playback apparatus will acquire and the former view received
Frequency stream is mixed, and new video flowing is generated.Hybrid mode can be a variety of, for example original video stream can be dwindled into small picture
Face is placed in playback video flowing；Playback video flowing small picture can also be dwindled into be placed in original video stream.Meanwhile new view
The audio-frequency unit of frequency stream also can choose as original video stream audio, or playback video stream audio, and the present invention is not limited thereto.
In step S309, video playback apparatus sends out at least one described new video stream by the forwarding switching equipment
It send at least one video terminal.In the present embodiment, after being mixed with to video, video playback apparatus will be mixed
New video stream afterwards is sent to video terminal by the forwarding switching equipment.
Fig. 4 show the method flow diagram of video playback method in another embodiment of the present invention.This method is applied to view
In frequency playback reproducer, which connects multiple switching equipment, and the multiple switching equipment is separately connected at least one
Video terminal.In the present embodiment, video playback method is completed by the functional module of video playback apparatus shown in Fig. 2.
In step S401, video playback apparatus receives single playback request, obtains playback video flowing according to playback request.
Single playback request refers to that the video terminal filed a request is separately received playback video information.
In step S403, the switching equipment that video playback apparatus selected distance issues the video terminal of playback request is to turn
Send out switching equipment.In the present embodiment, video playback apparatus also sorts all video terminals according to liveness from low to high,
Wherein the liveness includes using the number of the user of the video terminal, sound and movement.When using the video terminal
When the number of user is more or speech is more or movement is more, the liveness of the video terminal will be high, according to liveness
All video terminals are ranked up, the subsequent selection for carrying out video flowing is facilitated.
In step S405, it is whole that video playback apparatus receives the minimum video of the liveness for forwarding switching equipment to upload
The original video stream at end.In the present embodiment, for the influence that the real-time video reduced to video terminal generates, forwarding exchange is set
The standby original video stream that can choose the minimum video terminal of liveness is uploaded.
In step S 407, video playback apparatus is by the original video stream of the minimum video terminal of the liveness and described time
It puts video flowing and is mixed into new video stream.
In step S409, the new video stream is sent to described by video playback apparatus by the forwarding switching equipment
Issue the video terminal of playback request.In the present embodiment, the new video stream after mixing is sent to by video playback apparatus
Issue the video terminal of single playback request.
Fig. 5 show the method flow diagram of video playback method in a further embodiment of this invention.This method is applied to view
In frequency playback reproducer, which connects multiple switching equipment, and the multiple switching equipment is separately connected at least one
Video terminal.In the present embodiment, video playback method is completed by the functional module of video playback apparatus shown in Fig. 2.
In step S501, video playback apparatus receives the global playback request that video terminal issues, according to playback request
Obtain playback video flowing.Global playback request refers to that current all video terminals receive playback video information.
In step S503, the nearest switching equipment of the minimum video terminal of video playback apparatus selected distance liveness is
Forward switching equipment.
In step S505, it is whole that video playback apparatus receives the minimum video of the liveness for forwarding switching equipment to upload
The original video stream of the secondary low video terminal of the original video stream and liveness at end.In the present embodiment, due to all at this time
Video terminal requires to receive playback video information, if only the original video stream of the minimum video terminal of liveness is carried out
Processing then the minimum video terminal of liveness will receive the Video stream information of oneself, therefore also needs to choose liveness
The original video stream of low video terminal, it is minimum to receive the liveness that the forwarding switching equipment uploads for video playback apparatus at this time
The original video stream of the secondary low video terminal of the original video stream and liveness of video terminal.
In step s 507, video playback apparatus is by the original video stream of the minimum video terminal of the liveness and described time
It puts video flowing and is mixed into the first new video stream, by the original video stream and the playback video of the low video terminal of the liveness time
Stream is mixed into the second new video stream.
In step S509, first new video stream is sent to by video playback apparatus by the forwarding switching equipment
Second new video stream is sent to the minimum video terminal of the liveness, other switching equipment meetings by other switching equipment
First new video stream is sent to other video terminals, therefore, when playback request type is global request, liveness is minimum
Video terminal can be appreciated that the original video stream and the playback mixed video flowing of video flowing of time low video terminal of liveness, other
Video terminal can be appreciated that the original video stream and the playback mixed video flowing of video flowing of the minimum video terminal of liveness, right in this way
Entire live video stream would not produce bigger effect.
By embodiment of above, the method for video playback is regarded by will be sent to the former of video terminal originally in the present invention
Frequency stream is mixed with playback video flowing, then new video stream is sent to video terminal, allows to look into single video flowing
See history video information and real-time video information, without playback video flowing is additionally sent in a network, reduces Internet resources
Occupancy, the user experience is improved.
Claims (12)
1. a kind of video playback apparatus, connects multiple switching equipment, the multiple switching equipment is separately connected an at least video
Terminal, which is characterized in that the video playback apparatus includes:
Respond module obtains playback video flowing according to the playback request for receiving the playback request of video terminal；
Sorting module, for all video terminals to sort from low to high according to liveness, wherein the liveness is according to the view
Number, sound and the movement of the user of frequency terminal calculates；
Selecting module, for being selected a switching equipment as forwarding from the multiple switching equipment according to the playback request
Switching equipment, wherein when the playback request is single playback request, selected distance issues the video terminal of playback request most
Close switching equipment is forwarding switching equipment, and when the playback request is global playback request, selected distance liveness
The nearest switching equipment of minimum video terminal is forwarding switching equipment；
Receiving module, at least one original video stream uploaded for receiving the forwarding switching equipment；
Mixing module, at least one described original video stream and the playback video flowing to be mixed at least one new video
Stream；
Sending module, at least one described new video stream to be sent at least one video by the forwarding switching equipment
Terminal.
2. video playback apparatus as described in claim 1, which is characterized in that the receiving module receives the forwarding exchange and sets
The original video stream of the minimum video terminal of the standby liveness uploaded, the mixing module video terminal that the liveness is minimum
Original video stream and the playback video flowing be mixed into new video stream, the new video stream is passed through described turn by the sending module
Hair switching equipment is sent to the video terminal for issuing playback request.
3. video playback apparatus as described in claim 1, which is characterized in that the receiving module receives the forwarding exchange and sets
The original video stream of the low video terminal of the original video stream and liveness time of the minimum video terminal of the standby liveness uploaded.
4. video playback apparatus as claimed in claim 3, which is characterized in that the mixing module is minimum by the liveness
The original video stream of video terminal and the playback video flowing are mixed into the first new video stream, and the low video of the liveness time is whole
The original video stream at end and the playback video flowing are mixed into the second new video stream.
5. video playback apparatus as claimed in claim 4, which is characterized in that the sending module is set by forwarding exchange
Standby that first new video stream is sent to other switching equipment, it is minimum that second new video stream is sent to the liveness
Video terminal.
6. video playback apparatus a method as claimed in any one of claims 1 to 5, which is characterized in that the video playback apparatus is applied to soft
Part defines network, and the multiple switching equipment is software defined network interchanger, and the software defined network further includes controller,
The controller controls the forwarding switching equipment and uploads original video stream to the video playback apparatus.
7. a kind of video playback method, is applied to video playback apparatus, the video playback apparatus connects multiple switching equipment, institute
It states multiple switching equipment and is separately connected an at least video terminal, which is characterized in that the described method comprises the following steps:
The playback request for receiving video terminal obtains playback video flowing according to the playback request；
All video terminals are sorted from low to high according to liveness, wherein user of the liveness according to the video terminal
Number, sound and movement are calculated；
Selected from the multiple switching equipment according to the playback request switching equipment as forwarding switching equipment,
In, when the playback request is single playback request, the exchange that the video terminal of selected distance sending playback request is nearest is set
Standby is forwarding switching equipment, and when the playback request is global playback request, the minimum video of selected distance liveness
The nearest switching equipment of terminal is forwarding switching equipment；
Receive at least one original video stream that the forwarding switching equipment uploads；
At least one described original video stream and the playback video flowing are mixed at least one new video stream；
At least one described new video stream is sent at least one video terminal by the forwarding switching equipment.
8. video playback method as claimed in claim 7, which is characterized in that the method further includes: receive described turn
The original video stream of the minimum video terminal of the liveness that hair switching equipment uploads, by the original of the minimum video terminal of the liveness
Video flowing and the playback video flowing are mixed into new video stream, and the new video stream is sent to by the forwarding switching equipment
The video terminal for issuing playback request.
9. video playback method as claimed in claim 7, which is characterized in that the method further includes: receive described turn
The former view of the low video terminal of the original video stream and liveness time of the minimum video terminal of the liveness that hair switching equipment uploads
Frequency flows.
10. video playback method as claimed in claim 9, which is characterized in that the method further includes: it will be described active
The original video stream and the playback video flowing for spending minimum video terminal are mixed into the first new video stream, and the liveness time is low
Video terminal original video stream and the playback video flowing be mixed into the second new video stream.
11. video playback method as claimed in claim 10, which is characterized in that the method further includes: by described
It forwards switching equipment that first new video stream is sent to other switching equipment, second new video stream is sent to described
The minimum video terminal of liveness.
12. the video playback method as described in claim 7-11 is any, which is characterized in that the video playback apparatus is applied to
Software defined network, the multiple switching equipment are software defined network interchanger, and the software defined network further includes control
Device, the controller control the forwarding switching equipment and upload original video stream to the video playback apparatus.
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| CN201510037904.6A CN105898173B (en) | 2015-01-26 | 2015-01-26 | Video playback apparatus and method |
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| CN201510037904.6A CN105898173B (en) | 2015-01-26 | 2015-01-26 | Video playback apparatus and method |
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| CN105898173A CN105898173A (en) | 2016-08-24 |
| CN105898173B true CN105898173B (en) | 2019-04-30 |
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| CN106506483B (en) * | 2016-10-24 | 2019-06-11 | 浙江宇视科技有限公司 | Video source group synchronized playback method and device based on ONVIF |
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| CN103916634A (en) * | 2014-04-04 | 2014-07-09 | 浙江宇视科技有限公司 | Video on demand method based on openflow control |
| CN103957391A (en) * | 2014-05-23 | 2014-07-30 | 无锡矽太恒科电子有限公司 | Method and system for displaying videos of all parties at same time during multi-party call in video intercom |
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