CN107465941A - A kind of Desktop Share video broadcasting method, system and computer system - Google Patents
A kind of Desktop Share video broadcasting method, system and computer system Download PDFInfo
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- CN107465941A CN107465941A CN201710800096.3A CN201710800096A CN107465941A CN 107465941 A CN107465941 A CN 107465941A CN 201710800096 A CN201710800096 A CN 201710800096A CN 107465941 A CN107465941 A CN 107465941A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams, manipulating MPEG-4 scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs
- H04N21/4402—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream, rendering scenes according to MPEG-4 scene graphs involving reformatting operations of video signals for household redistribution, storage or real-time display
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- Engineering & Computer Science (AREA)
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- Software Systems (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The application provides a kind of Desktop Share video broadcasting method, system and computer system, method passes through when shared Founder is playing video, individually capture the video stream data of the shared side, sent after being compressed to the video flowing got to the side of being shared, the side of being shared can individually obtain the shared video stream data just played, to cause what the side of being shared can be smooth to play shared square video content.
Description
Technical field
The present invention relates to field of computer technology, and in particular to a kind of Desktop Share video playback side based on streaming
Method, system and computer system.
Background technology
Desktop Share technology is one of conventional technology of existing computer equipment, if the shared Founder in Desktop Share
Shared video is being played, the desktop screen pace of change due to sharing side is significantly larger than the picking rate of Desktop Share side, therefore
The display of Desktop Share side can be caused to block very much.How be shared side is allowed it can be seen that same smooth video playback, is this
One of art personnel technical problem urgently to be resolved hurrily.
The content of the invention
In view of this, the embodiment of the present invention provides a kind of Desktop Share video broadcasting method, system and computer system, with
Realize the shared video content just played of the side's of being shared smooth playing in Desktop Share technology.
To achieve the above object, the embodiment of the present invention provides following technical scheme：
A kind of Desktop Share video broadcasting method, including：
When computer system carries out Desktop Share as shared side, judge whether the computing system is playing
Shared video；If it is, the shared video played according to the default acquisition rate acquisition computer system regards
Frequency flows；
Video flowing according to the shared video of the default compression ratio to getting is compressed；
By the video stream after compression to the side of being shared.
Preferably, in above-mentioned Desktop Share video broadcasting method, the video stream by after compression to the side of being shared
Afterwards, in addition to：
Generate video playback window corresponding with the video flowing after the compression got；
The video playback window is covered into the video playback area on the Desktop Share, to cause the video playback
Window shelters from the video playback area on the Desktop Share.
Preferably, in above-mentioned Desktop Share video broadcasting method, when simultaneously the computer system as shared side is broadcast
When putting multiple videos, method also includes：
Obtain the positional information of the play area of each video；
The video stream by after compression to the side of being shared, including：
Each video flowing after compression and corresponding positional information are bound, by regarding after each compression after binding
Frequency stream and positional information are sent to the side of being shared.
Preferably, in above-mentioned Desktop Share video broadcasting method, the video flowing pair after the compression for generating and getting
The video playback window answered；The video playback area video playback window covered on the Desktop Share, including：
Determine the positional information of each video playback area of Desktop Share；
The one-to-one video playback window of the video flowing after each compression for generating and getting；
The opening position for the positional information each video playback window being covered in bound in corresponding video flowing, so that
The video playback window shelters from corresponding video playback area on the Desktop Share.
Preferably, it is described to obtain the computer according to default acquisition rate in above-mentioned Desktop Share video broadcasting method
The video flowing for the shared video that system is playing, including：
Obtain the video quality demands data of user's input；
The video flowing of the shared video is pressed according to the compression ratio corresponding with the video quality demands data
Contracting.
Preferably, in above-mentioned Desktop Share video broadcasting method, the video stream by after compression to the side of being shared,
Specifically include：
Using individual channel by the video stream after compression to the side of being shared.
A kind of Desktop Share audio/video player system, including：
Square video grabber subsystem is shared, shared side's video grabber subsystem includes：
Video data judge module, for when the computer system be total to+is enjoyed as shared side's progress desktop, sentencing
Whether the computing system of breaking is playing shared video, if it is, exporting trigger signal to video flowing acquisition module；
Video flowing acquisition module, it is described common for being played according to the default acquisition rate acquisition computer system
Enjoy the video flowing of video；
Video stream compression module, for being carried out according to the video flowing of the shared video of the default compression ratio to getting
Compression；By the video stream after compression to the side of being shared.
Preferably, in above-mentioned Desktop Share audio/video player system, in addition to：
The side's of being shared audio/video player system, after obtaining the compression that the video stream compression module in other computer systems is sent
Video flowing, video playback window corresponding with the video flowing after the compression got is generated, by the video playback window
Mouth covers the video playback area on the Desktop Share, to cause the video playback window to shelter from the Desktop Share
Video playback area.
Preferably, in above-mentioned Desktop Share audio/video player system, square video grabber subsystem is shared, in addition to：
Play position acquisition module, the positional information of the play area for obtaining each video；
The video stream compression module is specifically configured to：For according to corresponding with the video quality demands data
Compression ratio is compressed to the video flowing of the shared video, and each video flowing after compression and corresponding positional information are carried out
Binding；Video flowing after each compression after binding and positional information are sent to the side of being shared；
The side's of being shared audio/video player system is specifically configured to：Determine the position of each video playback area of Desktop Share
Information；The one-to-one video playback window of the video flowing after each compression for generating and getting；Each video is broadcast
The opening position that window is covered in the positional information bound in corresponding video flowing is put, to cause the video playback window to hide
Block the corresponding video playback area on the Desktop Share.
Preferably, in above-mentioned Desktop Share audio/video player system, the video stream compression module, it is specifically configured to：
The video quality demands data of user's input are obtained, according to the compression corresponding with the video quality demands data
Rate is compressed to the video flowing of the shared video, using an individual channel by the video stream after compression to being shared
Side.
A kind of computer system, it is characterised in that application has Desktop Share video disclosed in above-mentioned any one embodiment
Play system.
Based on above-mentioned technical proposal, technical scheme provided in an embodiment of the present invention passes through when shared upright in broadcasting video
When, the video stream data of the shared side is individually captured, is sent after being compressed to the video flowing got to being shared
Side, the side of being shared can individually obtain the shared video stream data just played, to cause the broadcasting that the side of being shared can be smooth to be total to
The video content for the side of enjoying.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
The embodiment of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of Desktop Share video broadcasting method disclosed in the embodiment of the present application；
Fig. 2 is the schematic flow sheet of another Desktop Share video broadcasting method disclosed in the embodiment of the present application；
Fig. 3 is the schematic flow sheet of another Desktop Share video broadcasting method disclosed in the embodiment of the present application；
Fig. 4 is a kind of structural representation of Desktop Share audio/video player system disclosed in the embodiment of the present application.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
It is directed in the prior art, when carrying out Desktop Share, the shared video just played can not be in the side's of being shared smoothness
The problem of broadcasting, this application discloses a kind of Desktop Share video broadcasting method, system and computer system.
Present embodiment discloses a kind of Desktop Share video broadcasting method, this method can apply in computer system,
The computer system can be that can carry out computer, mobile phone, PC of Desktop Share operation etc., and referring to Fig. 1, this method can be with
Including：
Step S101：When the computer system carries out Desktop Share as shared side, the calculating system is judged
Whether system is playing shared video, if it is, performing step S102；
When two computer systems carry out Desktop Share, one of computer system is another as shared side
Individual computer system is used as the side of being shared, and this method is monitored to the shared content for sharing side in real time, whether judges shared side
Play video and the video is shown as shared data at place of the side of being shared, if it is judged that being yes, perform step
Rapid S102；
Step S102：The shared video played according to the default acquisition rate acquisition computer system regards
Frequency flows；
In this step, when monitor it is shared upright playing video, and when the video is included in shared data, pass through
The video data of the video flowing gripping tool crawl shared upright shared video in broadcasting, the video flowing capture work
The type of tool can voluntarily select according to user's request, such as the hook intercepting and capturing for the operating system for passing through computer system are described common
The video flowing that the side of enjoying plays；In the present embodiment, the frequency acquisition of the video flowing can according to user's request sets itself, such as
It can be the fixed value (default acquisition rate) of user setting, and user can adjust the size of the fixed value according to demand；
Step S103：Video flowing according to the shared video of the default compression ratio to getting is compressed；
In this step, can be according to default compression ratio pair in order to not influence the normal network quality demand in shared side
The video flowing intercepted is compressed, and compression ratio is higher, and it is lower to transmit required network speed during video flowing, user can according to from
Body manually adjusts its size to the demand of network, it is of course also possible to which so that the compression ratio follows the network matter of the shared side
The change of amount and change.For example, user can input a control instruction (video quality demands data), the control instruction it is specific
Type can voluntarily select according to user's request, for example, it can be used for characterizing the flow needed for the video flowing after transmitting compression
Size and current shared side license maximum network flow ratio, the license according to the ratio and current shared side is most
The value of big network traffics, is calculated the flow needed for the video flowing after compression, needed for the video flowing front and rear according to compression is transmitted
The size of flow adjusts the compression ratio in real time, realizes and is ensureing to share square user on the basis of normal use network, real
The quick transmission of existing video stream data.For example, the maximum network flow of current licensor is A, the wallpaper is K, is according to A*K
To transmit the flow speed used in the video flowing after compressing, i.e. transmit the video flowing after the compression with A*K flow speed.
Certainly, the video quality data demand is alternatively the flow speed of a fixation, and the flow speed is used for after characterizing the compression
Video flowing transmission speed.
It is of course also possible to adjust the compression by detecting shared network communication state between side and the side of being shared
Rate, now, the compression ratio and the shared network communication quality between side and the side of being shared of detection are inversely proportional.
Step S104：By the video stream after compression to the side of being shared；
In this step, when the video stream data after the compression being sent into the side of being shared, TCP or UDP can be used
It is transmitted etc. mode, certainly, in technical scheme disclosed in the embodiment of the present application, single network channel can be used to carry out
The transmission channel of the transmission of video stream data, i.e. video stream data and the transmission channel of shared data are two passages, are shared
Just play the video stream data got, to cause Desktop Share in the case of recipient's video playback it is more smooth.
It is visible by technical scheme disclosed in the above embodiments of the present application, when shared Founder is playing video, individually grab
The video stream data of the shared side is taken, the video flowing of the shared video to getting is sent after being compressed to being shared
Side, to cause the side of being shared individually to obtain the shared video stream data just played, to cause what the side of being shared can be smooth
Play the video content for sharing side.
In technical scheme disclosed in the present embodiment, when the side of being shared gets the video stream data shared and just sent,
A video playback window can be automatically generated, user can move the position of the video playback window according to self-demand, certainly, by
Can also have one on current desktop is shared and play video, now user can be appreciated that two videos, be shared wherein in Desktop Share
Video more interim card, therefore in order to improve the visual enjoyment of user, the application can also set the video playback window automatically
The position of mouth.For example, video playback window is covered in the opening position of the Desktop Share video automatically, on Desktop Share
Video is covered, to cause the video playback window to shelter from the video playback area on the Desktop Share.Specifically,
Referring to Fig. 2, shared after putting and getting the shared video flowing just sent, in addition to：
Step S201：Video playback window corresponding with the video flowing after the compression got is generated, to the pressure
Video flowing after contracting is decoded, and is played out in the video playback window；
Step S202：The video playback window is covered into the video playback area on the Desktop Share, to cause
State video playback window and shelter from video playback area on the Desktop Share；
In this step, can be determined by monitoring the display content in the Desktop Share in the Desktop Share
Video area, or the positional information by the shared shared video of side's determination, the positional information exist for characterizing shared video
The position being located on square viewing area is shared, the positional information for the video that shared side plays shared side is bundled in the compression
The side of being shared is sent in video flowing afterwards, the side of being shared can obtain in Desktop Share by the video flowing after parsing the compression
The positional information of video area, so as to will parse the video that the video flowing obtains be placed on it is corresponding with the positional information aobvious
Show position.
When the shared shared video just played is multiple, the video flowing after the compression that now side of being shared is got (can
Think each shared corresponding video flowing of video) to be multiple, the video as corresponding to the side of being shared determines each video flowing is broadcast
It is complex to put the scheme of the video playback area of covering needed for window, it is therefore preferable that binding it using in each video flowing
The mode of the positional information of video, is directed to this, referring to Fig. 3, in Desktop Share when described as the department of computer science for sharing side
When system plays multiple shared videos simultaneously, the above method also includes：
Step S301：Shared side obtains the positional information of the play area of each shared video；
In this step, the data content of shared region is monitored by video flowing gripping tool, often determines one
During shared videos, the video flowing of the shared video and the positional information of play area are obtained, the video flowing is compressed,
And the video flowing after compression and the position are bound；
The video flowing (positional information for having play area with binding) by after compression is sent to the side of being shared, including：
Step S302：Each video flowing after compression and corresponding positional information are bound, will be each after binding
Video flowing and positional information after compression are sent to the side of being shared；
Generate video playback window corresponding with the video flowing after the compression got；By the video playback window
The video playback area on the Desktop Share is covered, including：
Step S303：The side of being shared flows into the video flowing after getting the shared compression just sent to the video
Row parsing, obtains positional information corresponding to the video flowing after each compression；
Step S204：The positional information obtained according to parsing determines the position letter of each video playback area of Desktop Share
Breath；
In this step, the positional information is that shared video is sharing the positional information of side, true according to the positional information
Each video playback area in the fixed Desktop Share；
Step S305：The one-to-one video playback window of video flowing after each compression for generating and getting；
The size of the broadcast window can be with the video playback corresponding with the video flowing that is determined in the step S304
The size in region is corresponding；
Step S306：The position for the positional information each video playback window being covered in bound in corresponding video flowing
Place is put, to cause the video playback window to shelter from the position of the positional information bound in its corresponding video flowing.
It is visible by technical scheme disclosed in the above embodiments of the present application, when carrying out Desktop Share, by individually extracting
Share the video flowing of the video data of side, extraction and the shared video of compression, and by its positional information with the play area of video
Mutually bound with video flowing, the video flowing after binding and positional information are sent to the side of being shared, the side of being shared and get video flowing
Afterwards, it is parsed, the positional information bound, and according to video playback window corresponding to the data flow generation got
Mouthful, determine that (position is Desktop Share for position of the video playback window in Desktop Share according to the positional information
In video corresponding with the video flowing play position), and video playback window is covered in the position, therefore, in this programme,
Shared video content is individually handled, and is obtained not by shared data, therefore video is shared in broadcasting that can be smooth
Content.
Corresponding to the above method, a kind of Desktop Share audio/video player system is real in the application applied in computer system
Apply in technical scheme disclosed in example, if the computer system uses as shared side, then referring to the Fig. 4, applied to the meter
Desktop Share audio/video player system in calculation machine can include：Shared video grabber system 100, shared side's video grabber
System 100 can include：
Video data judge module 110, for when the computer system carries out Desktop Share as shared side,
Judge whether the computing system is playing shared video, if it is, exporting trigger signal to video flowing acquisition module 120；
Video flowing acquisition module 120, for the institute played according to the default acquisition rate acquisition computer system
State the video flowing of shared video；
Video stream compression module 130, for according to default compression ratio to the video flowing of the shared video got
It is compressed, and by the video stream after compression to the side of being shared.
It is corresponding with the above method, when the computer system is come in use, the computer system as the side of being shared
It can include：The side's of being shared audio/video player system 200, it is used to obtain the video stream compression module in other computer systems
Video flowing after 130 compressions sent, generates video playback window corresponding with the video flowing after the compression got, will
The video playback window covers the video playback area on the Desktop Share, to cause the video playback window to shelter from
Video playback area on the Desktop Share.
Corresponding with the above method, the video stream compression module 130 is corresponding with the step S103, its can by with
It is set to：The video quality demands data of user's input are obtained, according to the compression ratio corresponding with the video quality demands data
The video flowing of the shared video is compressed, using an individual channel by the video stream after compression to the side of being shared.
Specifically, video stream compression module can be specifically configured as：
The control instruction of user's input is obtained, the control instruction is used to characterize the flow needed for the video flowing after transmitting compression
Size and current shared side license maximum network flow ratio, the license according to the ratio and current shared side is most
The value of big network traffics, is calculated the flow needed for the video flowing after compression, needed for the video flowing front and rear according to compression is transmitted
The size of flow adjusts the compression ratio in real time, realizes and is ensureing to share square user on the basis of normal use network, real
The transmission of existing video stream data.It can be additionally configured to：By detecting shared network communication state between side and the side of being shared
The compression ratio is adjusted, now, the compression ratio and the shared network communication quality between side and the side of being shared of detection are inversely proportional.
Certainly, in the embodiment of the present application, the Desktop Share audio/video player system can regard including the shared side simultaneously
Frequency crawl subsystem 100 and the side's of being shared audio/video player system 200, are played the part of according to the computer system in Desktop Share
Role, selection states shared side's video grabber subsystem 100 or the side's of being shared audio/video player system 200 and is operated.
It is corresponding with step S301 and S302, shared side's video grabber subsystem 100, in addition to：
Play position acquisition module 140, the positional information of the play area for obtaining each shared video；
The video stream compression module 130 is specifically configured to：For according to relative with the video quality demands data
The compression ratio answered is compressed to the video flowing, and each video flowing after compression and corresponding positional information are bound；
The video flowing after each compression after binding and positional information are sent to the side of being shared using an individual channel.
Now, corresponding with step S303-306, shared side's audio/video player system 200 gets the video flowing
Afterwards, the video flowing is parsed, obtains positional information corresponding to video flowing, the positional information obtained according to parsing determines table
The positional information of the shared each video playback area in face, each one-to-one video of video flowing for generating and getting
Broadcast window, the opening position for the positional information each video playback window being covered in bound in corresponding video flowing.
In addition, disclosed herein as well is a kind of computer system, its application has table disclosed in the above-mentioned any one of the application
Share audio/video player system in face.
For convenience of description, it is divided into various modules during description system above with function to describe respectively.Certainly, this is being implemented
The function of each module can be realized in same or multiple softwares and/or hardware during application.
Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment
Divide mutually referring to what each embodiment stressed is the difference with other embodiment.Especially for system or
For system embodiment, because it is substantially similar to embodiment of the method, so describing fairly simple, related part is referring to method
The part explanation of embodiment.System and system embodiment described above is only schematical, wherein the conduct
The module that separating component illustrates can be or may not be it is physically separate, can be as the part that module is shown or
Person may not be physical module, you can with positioned at a place, or can also be distributed on multiple mixed-media network modules mixed-medias.Can root
Factually border needs to select some or all of module therein realize the purpose of this embodiment scheme.Ordinary skill
Personnel are without creative efforts, you can to understand and implement.
Professional further appreciates that, with reference to the module of each example of the embodiments described herein description
And algorithm steps, can be realized with electronic hardware, computer software or the combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software, the composition and step of each example are generally described according to function in the above description.These
Function is performed with hardware or software mode actually, application-specific and design constraint depending on technical scheme.Specialty
Technical staff can realize described function using distinct methods to each specific application, but this realization should not
Think beyond the scope of this invention.
Directly it can be held with reference to the step of method or algorithm that the embodiments described herein describes with hardware, processor
Capable software module, or the two combination are implemented.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
It should also be noted that, herein, such as first and second or the like relational terms are used merely to one
Entity or operation make a distinction with another entity or operation, and not necessarily require or imply between these entities or operation
Any this actual relation or order be present.Moreover, term " comprising ", "comprising" or its any other variant are intended to contain
Lid nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those
Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Other identical element also be present in process, method, article or equipment including the key element.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (11)
- A kind of 1. Desktop Share video broadcasting method, it is characterised in that including：When computer system carries out Desktop Share as shared side, it is shared to judge whether the computing system is playing Video；If it is, the video flowing for the shared video that the computer system is playing is obtained according to default acquisition rate；Video flowing according to the shared video of the default compression ratio to getting is compressed；By the video stream after compression to the side of being shared.
- 2. Desktop Share video broadcasting method according to claim 1, it is characterised in that the video flowing by after compression Send to the side of being shared, in addition to：Generate video playback window corresponding with the video flowing after the compression got；The video playback window is covered into the video playback area on the Desktop Share, to cause the video playback window Shelter from the video playback area on the Desktop Share.
- 3. Desktop Share video broadcasting method according to claim 2, it is characterised in that when described as the meter for sharing side When calculation machine system plays multiple videos simultaneously, method also includes：Obtain the positional information of the play area of each video；The video stream by after compression to the side of being shared, including：Each video flowing after compression and corresponding positional information are bound, by the video flowing after each compression after binding Sent with positional information to the side of being shared.
- 4. Desktop Share video broadcasting method according to claim 3, it is characterised in thatGenerate video playback window corresponding with the video flowing after the compression got；It is described by the video playback window The video playback area on the Desktop Share is covered, including：Determine the positional information of each video playback area of Desktop Share；The one-to-one video playback window of the video flowing after each compression for generating and getting；The opening position for the positional information each video playback window being covered in bound in corresponding video flowing, to cause State video playback window and shelter from corresponding video playback area on the Desktop Share.
- 5. Desktop Share video broadcasting method according to claim 1, it is characterised in that described according to default acquisition rate The video flowing for the shared video that the computer system is playing is obtained, including：Obtain the video quality demands data of user's input；The video flowing of the shared video is compressed according to the compression ratio corresponding with the video quality demands data.
- 6. Desktop Share video broadcasting method according to claim 1, it is characterised in that the video flowing by after compression Send to the side of being shared, specifically include：Using individual channel by the video stream after compression to the side of being shared.
- A kind of 7. Desktop Share audio/video player system, it is characterised in that including：Square video grabber subsystem is shared, shared side's video grabber subsystem includes：Video data judge module, for when the computer system carries out Desktop Share as shared side, judging institute State whether computing system is playing shared video, if it is, exporting trigger signal to video flowing acquisition module；Video flowing acquisition module, described share for being played according to the default acquisition rate acquisition computer system regard The video flowing of frequency；Video stream compression module, for being pressed according to the video flowing of the shared video of the default compression ratio to getting Contracting；By the video stream after compression to the side of being shared.
- 8. Desktop Share audio/video player system according to claim 7, it is characterised in that also include：The side's of being shared audio/video player system, obtain regarding after the compression that the video stream compression module in other computer systems is sent Frequency flows, and generates video playback window corresponding with the video flowing after the compression got, the video playback window is covered The video playback area covered on the Desktop Share, to cause the video playback window to shelter from regarding on the Desktop Share Frequency play area.
- 9. Desktop Share audio/video player system according to claim 8, it is characterised in that share square video grabber subsystem System, in addition to：Play position acquisition module, the positional information of the play area for obtaining each video；The video stream compression module is specifically configured to：For according to the compression corresponding with the video quality demands data Rate is compressed to the video flowing of the shared video, and each video flowing after compression and corresponding positional information are tied up It is fixed；Video flowing after each compression after binding and positional information are sent to the side of being shared；The side's of being shared audio/video player system is specifically configured to：Determine the position letter of each video playback area of Desktop Share Breath；The one-to-one video playback window of the video flowing after each compression for generating and getting；By each video playback Window is covered in the opening position of the positional information bound in corresponding video flowing, to cause the video playback window to block State the corresponding video playback area on Desktop Share in residence.
- 10. Desktop Share audio/video player system according to claim 7, it is characterised in that the video stream compression module, It is specifically configured to：The video quality demands data of user's input are obtained, according to the compression ratio pair corresponding with the video quality demands data The video flowing of the shared video is compressed, using an individual channel by the video stream after compression to the side of being shared.
- 11. a kind of computer system, it is characterised in that using Desktop Share video disclosed in requirement 7-10 any one of having the right Play system.
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