CN105072189A - Desktop area sharing method and system - Google Patents
Desktop area sharing method and system Download PDFInfo
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- CN105072189A CN105072189A CN201510509386.3A CN201510509386A CN105072189A CN 105072189 A CN105072189 A CN 105072189A CN 201510509386 A CN201510509386 A CN 201510509386A CN 105072189 A CN105072189 A CN 105072189A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/08—Protocols specially adapted for terminal emulation, e.g. Telnet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/04—Protocols specially adapted for terminals or networks with limited capabilities; specially adapted for terminal portability
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- Computer Networks & Wireless Communication (AREA)
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- Compression Or Coding Systems Of Tv Signals (AREA)
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Abstract
The embodiment of the invention discloses a desktop area sharing method and system. Through adoption of the method and system, the technical problems of influence on the video transmission flow, caused video playing pause and influence on the watching smoothness of a target user due to frequent initialization of a video encoder during dynamical change of an application program window by a user since the window is shared by clipping of an application program window video image from a desktop area at a source end or a sharing end, and transmission of the video image to the target user after video image coding compression are solved.
Description
Technical field
The present invention relates to technical field of data processing, particularly relate to a kind of desktop area and share method and system.
Background technology
At present, on computer desktop or desktop, the shared Presentation Function of certain application window (desktop dynamic display area), is mainly used in many ways helping each other or video conference field.Such as, the computer desktop of oneself is shared to the opposing party user and controls to solve certain problem by a side user; Or in multipart video-meeting, a side user certain section of document sharing is shown to other users discuss, can by whole Desktop Share give other users or only share the document window give other users viewing.In the process sharing whole desktop, the application window no matter on desktop, by user how shift position or change window size, does not affect the resolution sizes of whole desktop video image; No matter desktop there are how many application program audio plays, as whole Desktop Share, only whole system sounds need be shared to targeted customer.But one or more dynamic display area (application window) of share desktop and shared whole computer desktop are some differences.
Current user, in share application window (system desktop dynamic display area) process, often can change application window size.And the shared method of application window is, in source (or sharing end), application window video image after cutting out, is sent to targeted customer from desktop area after encoding video pictures compression at present.When user changes window size, video compression encoder needs to reinitialize setting vide image resolution size.
But user is progressive at change window procedure, video encoder needs frequent initialization in this process, thus affects the flow process of transmission of video, causes video playback to pause, and affects the technical problem of the fluency of targeted customer's viewing.
Summary of the invention
Embodiments provide a kind of desktop area and share method and system, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing.
A kind of desktop area that the embodiment of the present invention provides shares method, comprising:
Client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag, and described video image comprises at least one viewing area;
Obtain described desktop preliminary election at least one described in the location parameter of viewing area;
At least one destination service end is sent to decode the described video data encoder bag after described location parameter and compression, described destination service end also carries out being cut to corresponding described viewing area according to described location parameter, then carries out corresponding desktop area by described destination service end and share.
Alternatively, at least one destination service end is sent to decode the described video data encoder bag after described location parameter and compression, described destination service end also carries out being cut to corresponding described viewing area according to described location parameter, then carries out corresponding client desktop district-share by described destination service end and specifically comprise:
Described video data encoder bag is bound corresponding network packet with location parameter described at least one, and sends to described destination service end;
Described destination service end carries out decoding to described network packet and gets described video image, and carried out being cut to corresponding described viewing area according to location parameter described at least one by decoded described video image, and carry out corresponding described client desktop district-share.
Alternatively, obtain described desktop preliminary election at least one described in the location parameter of viewing area specifically comprise:
Location parameter described in corresponding at least one of described desktop is obtained according to viewing area described in selected at least one;
Extract all application windows of current whole described desktop, and obtain each described application window at zone position parameter corresponding to described desktop, described application window belongs to wherein at least one part of selected described viewing area;
Whether described zone position parameter and the described location parameter got are existed the detection of application window, if described zone position parameter covers described location parameter, then determine to there is described application window;
Voice data pairing is carried out to described application window, determines the described application window including described voice data.
Alternatively, described video data encoder bag is bound corresponding network packet with location parameter described at least one, and sends to described destination service end specifically to comprise:
The described application window including described voice data determined is carried out to the identification process of audio signature, and forming region audio frequency/location parameter collection, and the described voice data that will extract also compression coding carries out binding corresponding first network packet with described area audio/location parameter collection, and send to described destination service end;
Described video data encoder bag and location parameter described at least one are bound corresponding second network packet, and sends to described destination service end.
Alternatively, described destination service end carries out decoding to described network packet and gets described video image, and decoded described video image is carried out being cut to corresponding described viewing area according to location parameter described at least one, and the described client desktop district-share carrying out correspondence specifically comprises:
Described destination service end carries out type parsing according to the network packet got, if described first network packet, then voice data described in decoding acquisition at least one group is carried out to the described voice data after compression coding, if described second network packet, then decoding is carried out to the described voice data after compression coding and get described video image;
Whether the described viewing area that described destination service end is corresponding to described location parameter has the detection of described audio signature, if have, then corresponding according to described audio signature described area audio/location parameter collection carries out the coupling of described voice data and described video image corresponding to described location parameter, and carry out corresponding described client desktop district-share, if not, then the described video image that described location parameter is corresponding carries out corresponding described client desktop district-share.
A kind of desktop area shared system that the embodiment of the present invention provides, comprising:
Client and at least one destination service end;
Described client comprises:
Desktop screen capture module, is configured to the video image intercepting whole desktop;
Video compressing module, being configured to carry out compression coding to described video image is video data encoder bag, and described video image comprises at least one viewing area;
Location parameter acquisition module, be configured to obtain described desktop preliminary election at least one described in the location parameter of viewing area;
Network sending module, is configured to the described video data encoder bag after by described location parameter and compression and sends to described destination service end;
Described destination service end comprises:
Network reception module, is configured to receive the described location parameter of described network sending module transmission and the described video data encoder bag after compressing;
Video decoding module, is configured to carry out decoding to described video data encoder bag and obtains described video image;
Video cutting module, is configured to be cut to corresponding described viewing area to described video image according to described location parameter;
Region display module, be configured to described viewing area corresponding to the described video image after to cutting carry out desktop area share.
Alternatively, described client also comprises: pairing decision-making module, is configured to described video data encoder bag to bind corresponding network packet with location parameter described at least one, and sends to described destination service end;
Described video cutting module, is specifically configured to decoded described video image to carry out being cut to corresponding described viewing area according to location parameter described at least one.
Alternatively, described client also comprises audio detection module, and described audio detection module specifically comprises:
Extract submodule, be configured to all application windows extracting current whole described desktop, and obtaining each described application window at zone position parameter corresponding to described desktop, described application window belongs to wherein at least one part of selected described viewing area;
Detection sub-module, is configured to the detection whether described zone position parameter and the described location parameter got being existed application window, if described zone position parameter covers described location parameter, then determines to there is described application window;
Pairing submodule, is configured to carry out voice data pairing to described application window, determines the described application window including described voice data.
Alternatively, described pairing decision-making module specifically comprises:
First binding submodule, be configured to the identification process of the described application window including described voice data determined being carried out to audio signature, and forming region audio frequency/location parameter collection, and the described voice data that will extract also compression coding carries out binding corresponding first network packet with described area audio/location parameter collection, and send to described destination service end;
Second binding submodule, is configured to described video data encoder bag and location parameter described at least one to bind corresponding second network packet, and sends to described destination service end.
Alternatively, described destination service end also comprises:
Type parsing module, the network packet be configured to according to getting carries out type parsing, if described first network packet, then trigger audio decoder module, if described second network packet, then triggering video decoder module;
Described audio decoder module, is configured to the described voice data after to compression coding and carries out voice data described in decoding acquisition at least one group;
Audio frequency and video matching module, be configured to the detection whether described viewing area corresponding to described location parameter has described audio signature, if have, then corresponding according to described audio signature described area audio/location parameter collection carries out the coupling of described voice data and described video image corresponding to described location parameter, and carry out corresponding described client desktop district-share, if not, then the described video image that described location parameter is corresponding carries out corresponding described client desktop district-share.
As can be seen from the above technical solutions, the embodiment of the present invention has the following advantages:
A kind of desktop area that the embodiment of the present invention provides shares method and system, wherein, desktop area is shared method and is comprised: client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag, and video image comprises at least one viewing area; Obtain the location parameter at least one viewing area of desktop preliminary election; Send at least one destination service end to decode the video data encoder bag after location parameter and compression, destination service end also carries out being cut to corresponding viewing area according to location parameter, then carries out corresponding desktop area by destination service end and share.In the present embodiment, by first obtaining the location parameter that user selects one or more shared region simultaneously, video compression data is mail to target customer together with one or more zone position parameter.To decoding desktop video on target machine, one or more video image region is cut out for display according to zone position parameter, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 shares the schematic flow sheet of an embodiment of method for a kind of desktop area that the embodiment of the present invention provides;
Fig. 2 shares the schematic flow sheet of another embodiment of method for a kind of desktop area that the embodiment of the present invention provides;
Fig. 3 shares the schematic flow sheet of another embodiment of method for a kind of desktop area that the embodiment of the present invention provides;
The structural representation of an embodiment of a kind of desktop area shared system that Fig. 4 provides for the embodiment of the present invention;
The structural representation of another embodiment of a kind of desktop area shared system that Fig. 5 provides for the embodiment of the present invention;
The structural representation of an application examples of a kind of desktop area shared system that Fig. 6 provides for the embodiment of the present invention.
Embodiment
Embodiments provide a kind of desktop area and share method and system, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing.
For making goal of the invention of the present invention, feature, advantage can be more obvious and understandable, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, the embodiments described below are only the present invention's part embodiments, and the embodiment of not all.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments all obtained under creative work prerequisite, belong to the scope of protection of the invention.
Refer to Fig. 1, the embodiment that a kind of desktop area that the embodiment of the present invention provides shares method comprises:
101, client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag;
In the present embodiment, when client needs the displaying contents of the zones of different of desktop to be shared to one or more destination service end, first client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag, and video image comprises at least one viewing area.
102, the location parameter of at least one viewing area in desktop preliminary election is obtained;
When client intercepts the video image of whole desktop, and while carrying out compression coding acquisition video data encoder bag, need to obtain the location parameter at least one viewing area of desktop preliminary election.
103, at least one destination service end is sent to decode the video data encoder bag after location parameter and compression, destination service end also carries out being cut to corresponding viewing area according to location parameter, then carries out corresponding desktop area by destination service end and share.
After step 101 and 102, the video data encoder bag after by location parameter and compression is needed to send at least one destination service end to decode, destination service end also carries out being cut to corresponding viewing area according to location parameter, then carries out corresponding desktop area by destination service end and share.
In the present embodiment, by first obtaining the location parameter that user selects one or more shared region simultaneously, video compression data is mail to target customer together with one or more zone position parameter.To decoding desktop video on target machine, one or more video image region is cut out for display according to zone position parameter, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing.
The above is described in detail the process that desktop area shares method, at least one destination service end is sent to decode by by the video data encoder bag after location parameter and compression below, destination service end also carries out being cut to corresponding viewing area according to location parameter, the process of carrying out corresponding desktop area shared by destination service end is again described in detail, refer to Fig. 2, another embodiment that a kind of desktop area that the embodiment of the present invention provides shares method comprises:
201, client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag;
In the present embodiment, when client needs the displaying contents of the zones of different of desktop to be shared to one or more destination service end, first client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag, and video image comprises at least one viewing area.
202, obtain at least one location parameter corresponding to desktop according at least one selected viewing area;
When client intercepts the video image of whole desktop, and after carrying out compression coding acquisition video data encoder bag, need to obtain at least one location parameter corresponding to desktop according at least one selected viewing area.
203, extract all application windows of current whole desktop, and obtain each application window at zone position parameter corresponding to desktop;
When obtaining after at least one location parameter that desktop is corresponding according at least one selected viewing area, need all application windows extracting current whole desktop, and obtaining each application window at zone position parameter corresponding to desktop, application window belongs to wherein at least one part of selected viewing area.
204, whether zone position parameter and the location parameter got are existed the detection of application window, if zone position parameter covering position parameter, then determine to there is application window;
When extracting all application windows of current whole desktop, and obtain each application window at zone position parameter corresponding to desktop, after application window belongs to wherein at least one part of selected viewing area, need the detection whether zone position parameter and the location parameter got being existed application window, if zone position parameter covering position parameter, then determine to there is application window.
It should be noted that, the aforesaid regional extent that is covered as covers or partly overlaps, because this region only needs to partly overlap with the window of audio plays, will obtain the audio frequency of application window.
205, application programs window carries out voice data pairing, determines the application window including voice data;
When application programs window carries out voice data pairing, after determining to include the application window of voice data, need application programs window to carry out voice data pairing, determine the application window including voice data.
206, video data encoder bag is bound corresponding network packet with at least one location parameter, and send to destination service end;
After step 201, need video data encoder bag to bind corresponding network packet with at least one location parameter, and send to destination service end.
207, destination service end carries out decoding to network packet and gets video image, and is carried out being cut to corresponding viewing area according at least one location parameter by decoded video image, and carries out corresponding client desktop district-share.
After step 205 and step 206, need destination service end to carry out decoding to network packet and get video image, and carried out being cut to corresponding viewing area according at least one location parameter by decoded video image, and carry out corresponding client desktop district-share.
In the present embodiment, by first obtaining the location parameter that user selects one or more shared region simultaneously, video compression data is mail to target customer together with one or more zone position parameter.To decoding desktop video on target machine, one or more video image region is cut out for display according to zone position parameter, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing.
The above sends at least one destination service end to decode to by the video data encoder bag after location parameter and compression, destination service end also carries out being cut to corresponding viewing area according to location parameter, the process of carrying out corresponding desktop area shared by destination service end is again described in detail, refer to Fig. 3, another embodiment that a kind of desktop area that the embodiment of the present invention provides shares method comprises:
301, client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag;
In the present embodiment, when client needs the displaying contents of the zones of different of desktop to be shared to one or more destination service end, first client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag, and video image comprises at least one viewing area.
302, obtain at least one location parameter corresponding to desktop according at least one selected viewing area;
When client intercepts the video image of whole desktop, and after carrying out compression coding acquisition video data encoder bag, need to obtain at least one location parameter corresponding to desktop according at least one selected viewing area.
303, extract all application windows of current whole desktop, and obtain each application window at zone position parameter corresponding to desktop;
When step 301 obtains while at least one location parameter that desktop is corresponding according at least one selected viewing area, need all application windows extracting current whole desktop, and obtaining each application window at zone position parameter corresponding to desktop, application window belongs to wherein at least one part of selected viewing area.
304, whether zone position parameter and the location parameter got are existed the detection of application window, if zone position parameter covering position parameter, then determine to there is application window;
When extracting all application windows of current whole desktop, and obtain each application window at zone position parameter corresponding to desktop, after application window belongs to wherein at least one part of selected viewing area, need the detection whether zone position parameter and the location parameter got being existed application window, if zone position parameter covering position parameter, then determine to there is application window.
It should be noted that, the aforesaid regional extent that is covered as covers or partly overlaps, because this region only needs to partly overlap with the window of audio plays, will obtain the audio frequency of application window.
305, application programs window carries out voice data pairing, determines the application window including voice data;
When application programs window carries out voice data pairing, after determining to include the application window of voice data, need application programs window to carry out voice data pairing, determine the application window including voice data.
306, the application window including voice data determined is carried out to the identification process of audio signature, and forming region audio frequency/location parameter collection, and the voice data that will extract also compression coding carries out binding corresponding first network packet with area audio/location parameter collection, and send to destination service end;
When application programs window carries out voice data pairing, after determining to include the application window of voice data, need the identification process of the application window including voice data determined being carried out to audio signature, and forming region audio frequency/location parameter collection, and the voice data that will extract also compression coding carries out binding corresponding first network packet with area audio/location parameter collection, and send to destination service end.
307, video data encoder bag and at least one location parameter are bound corresponding second network packet, and send to destination service end;
After step 301, need video data encoder bag and at least one location parameter to bind corresponding second network packet, and send to destination service end.
308, destination service end carries out type parsing according to the network packet got, if first network packet, then performs step 309, if second network packet, then performs step 310;
After step 306 and 307, need destination service end to carry out type parsing according to the network packet got, if first network packet, then perform step 309, if second network packet, then perform step 310.
309, decoding is carried out to the voice data after compression coding and obtain at least one group of voice data;
Resolve to first network packet when destination service end carries out type according to the network packet got, then decoding is carried out to the voice data after compression coding and obtain at least one group of voice data.
310, decoding is carried out to the voice data after compression coding and get video image;
Resolve to second network packet when destination service end carries out type according to the network packet got, then decoding is carried out to the voice data after compression coding and get video image.
Whether the viewing area that 311, destination service end is corresponding to location parameter has the detection of audio signature, if having, then performs step 312, if not, then performs step 313;
After step 309 and 310, whether the viewing area needing destination service end corresponding to location parameter has the detection of audio signature, if having, then performs step 312, if not, then performs step 313.
312, corresponding according to audio signature area audio/location parameter collection carries out the coupling of voice data and video image corresponding to location parameter, and carries out corresponding client desktop district-share;
When the viewing area that destination service end is corresponding to location parameter has audio signature, then corresponding according to audio signature area audio/location parameter collection carries out the coupling of voice data and video image corresponding to location parameter, and carries out corresponding client desktop district-share.
313, the video image that location parameter is corresponding carries out corresponding client desktop district-share.
The viewing area corresponding to location parameter when destination service end does not have audio signature, then the video image that location parameter is corresponding carries out corresponding client desktop district-share.
In the present embodiment, by first obtaining the location parameter that user selects one or more shared region simultaneously, video compression data is mail to target customer together with one or more zone position parameter.To decoding desktop video on target machine, one or more video image region is cut out for display according to zone position parameter, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing, and the extraction of voice data and pairing, there is provided volume composition manager can control separately the characteristic of the sound size that each application program is play, the title of the application window of each audio plays is enumerated from system audio volume composition manager, enumerate all application names of desktop simultaneously, by two class title comparisons, there is same names can by the sound one_to_one corresponding of application window and its broadcasting.Like this, the voice data that certain application window is play just only can be captured, and without all sound of grasping system.
Refer to Fig. 4, an embodiment of a kind of desktop area shared system provided in the embodiment of the present invention comprises:
Client 41 and at least one destination service end 42;
Client 41 comprises:
Desktop screen capture module 411, is configured to the video image intercepting whole desktop;
Video compressing module 412, being configured to carry out compression coding to video image is video data encoder bag, and video image comprises at least one viewing area;
Location parameter acquisition module 413, is configured to obtain the location parameter at least one viewing area of desktop preliminary election;
Network sending module 414, is configured to the video data encoder bag after by location parameter and compression and sends to destination service end 42;
Destination service end 42 comprises:
Network reception module 721, is configured to receive the location parameter of network sending module 414 transmission and the video data encoder bag after compressing;
Video decoding module 422, is configured to carry out decoding to video data encoder bag and obtains video image;
Video cutting module 423, is configured to be cut to corresponding viewing area to video image according to location parameter;
Region display module 424, be configured to viewing area corresponding to the video image after to cutting carry out desktop area share.
In the present embodiment, by first obtaining the location parameter that user selects one or more shared region simultaneously, video compression data is mail to target customer together with one or more zone position parameter.To decoding desktop video on target machine, one or more video image region is cut out for display according to zone position parameter, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing.
The above is described in detail the client of desktop area shared system and the module of destination service end, to be described in detail add-on module and submodule below, refer to Fig. 5, another embodiment of a kind of desktop area shared system provided in the embodiment of the present invention comprises:
Client 51 and at least one destination service end 52;
Client 51 comprises:
Desktop screen capture module 511, is configured to the video image intercepting whole desktop;
Video compressing module 512, being configured to carry out compression coding to video image is video data encoder bag, and video image comprises at least one viewing area;
Location parameter acquisition module 513, is configured to obtain the location parameter at least one viewing area of desktop preliminary election;
Audio detection module 514, audio detection module 514 specifically comprises:
Extract submodule 5141, be configured to all application windows extracting current whole desktop, and obtain each application window at zone position parameter corresponding to desktop, application window belongs to wherein at least one part of selected viewing area;
Detection sub-module 5142, is configured to the detection whether zone position parameter and the location parameter got being existed application window, if zone position parameter covering position parameter, then determines to there is application window;
Pairing submodule 5143, is configured to application programs window and carries out voice data pairing, determine the application window including voice data.
Audio frequency handling module 515, according to audio detection pairing result, captures after having the voice data of sound broadcast window, sends into mix module 516;
Mix module 516, carries out to the voice data play more than 1 window in each shared region the sound that stereo process obtains shared region broadcasting, then delivers to audio compression module;
Audio compression module 517, after carrying out encoding compression processing, delivers to pairing decision-making module to one or more groups voice data
Pairing decision-making module 518, is configured to video data encoder bag to bind corresponding network packet with at least one location parameter, and sends to destination service end;
Pairing decision-making module 518 specifically comprises:
First binding submodule 5181, be configured to the identification process of the application window including voice data determined being carried out to audio signature, and forming region audio frequency/location parameter collection, and the voice data that will extract also compression coding carries out binding corresponding first network packet with area audio/location parameter collection, and send to destination service end 52;
Second binding submodule 5182, is configured to video data encoder bag and at least one location parameter to bind corresponding second network packet, and sends to destination service end 52.
Network sending module 519, be configured to the video data encoder bag after by location parameter and compression and send to destination service end 52, it should be noted that aforesaid first binding submodule 5181 and the second binding submodule 5182 by first network packet and second network Packet Generation to destination service end 52, can be sent by network sending module 516;
Destination service end 52 comprises:
Network reception module 521, is configured to receive the location parameter of network sending module 514 transmission and the video data encoder bag after compressing;
Type parsing module 522, the network packet be configured to according to getting carries out type parsing, if first network packet, then trigger audio decoder module 523, if second network packet, then triggering video decoder module 525;
Audio decoder module 523, is configured to the voice data after to compression coding and carries out decoding acquisition at least one group of voice data;
Audio frequency and video matching module 524, be configured to the detection whether viewing area corresponding to location parameter has audio signature, if have, then corresponding according to audio signature area audio/location parameter collection carries out the coupling of voice data and video image corresponding to location parameter, and client 51 desktop area carrying out correspondence is shared, if not, then the video image that location parameter is corresponding carries out corresponding client desktop district-share.
Video decoding module 525, is configured to carry out decoding to video data encoder bag and obtains video image;
Video cutting module 526, be configured to be cut to corresponding viewing area to video image according to location parameter, video cutting module 526, is specifically configured to decoded video image to carry out being cut to corresponding viewing area according at least one location parameter;
Region display module 527, be configured to viewing area corresponding to the video image after to cutting carry out desktop area share.
In the present embodiment, by first obtaining the location parameter that user selects one or more shared region simultaneously, video compression data is mail to target customer together with one or more zone position parameter.To decoding desktop video on target machine, one or more video image region is cut out for display according to zone position parameter, solve at present due to the shared method of application window be source (or sharing end) by application window video image from desktop area after cutting out, targeted customer is sent to after encoding video pictures compression, user's video encoder in change window procedure is made to need frequent initialization, not only affect the flow process of transmission of video, and the video playback caused is paused, affect the technical problem of the fluency of targeted customer's viewing, and the extraction of voice data and pairing, there is provided volume composition manager can control separately the characteristic of the sound size that each application program is play, the title of the application window of each audio plays is enumerated from system audio volume composition manager, enumerate all application names of desktop simultaneously, by two class title comparisons, there is same names can by the sound one_to_one corresponding of application window and its broadcasting.Like this, the voice data that certain application window is play just only can be captured, and without all sound of grasping system.
For the ease of understanding, be described in detail with the desktop area shared system of an embody rule scene to the embodiment of the present invention below, refer to Fig. 6, application examples comprises:
User A client, targeted customer D destination service end, targeted customer C destination service end, targeted customer B destination service end;
In win7 and above system computerized desktop static state display region 1, without application window; In static state display region 2, have 3 application windows, wherein window 1 and 2 plays sound; Dynamic display area 3 (i.e. window 4), has window 4 to play sound.User A wishes that viewing area 1 in computer monitor desktop is shared to targeted customer D to be watched, and shares to user C by viewing area 2 and 3 simultaneously and listens to/watch, and window 4 (viewing area 3) is shared to targeted customer B and listens to/watch.Application window 5 plays sound, and is not shared.
User A client:
(1) location parameter acquisition module, obtains the location parameter 1/2/3 (such as, parameter set comprises each summit, viewing area at the coordinate of desktop and wide high) that user A selectes 3 shared regions 1/2/3.And location parameter 1/2/3 is delivered to audio detection module.
(2) audio detection module, first enumerates current all windows 1/2/3/4/5, obtains their location parameter, then compares with zone position parameter 1/2/3 and obtains:
(2.1) viewing area 1, without application window;
(2.2), there is application window 1/2/3 in viewing area 2;
(2.3), there is application window 4 in viewing area 3.
Then obtain application window 1/2/3/4 title, compare with sound channel title each in system sound volume composition manager, window 1/2/4 can be obtained and play sound.The result that window 1/2 plays sound, viewing area 3 (window 4) plays sound will be there is in viewing area 2, deliver to audio frequency handling module and pairing decision-making module respectively.
(3) desktop screen capture module, after intercepting the whole display desktop video of user A, deliver to video compressing module and carry out compression coding, then packed data delivers to pairing decision-making module.
(4) audio frequency handling module, according to (2) testing result, captures the sound of window 1/2/4 respectively from sound card, and 3 groups of voice datas are sent into mix module.
(5) mix module, obtains the sound play viewing area 2 to broadcasting 2 groups of voice data audio mixings of the window 1/2 in viewing area 2; Viewing area only has window 3 to play sound, and does not carry out stereo process.Then the 2 groups of sound play viewing area 2/3 are delivered to after audio compression module carries out encoding compression processing, then they are delivered to pairing decision-making module.
(6) pairing decision-making module:
(6.1) according to the audio detection matching result of step (2), area audio/location parameter collection 1 sound intermediate frequency flag bit is empty, identifies area audio/location parameter collection 2/3 sound intermediate frequency flag bit;
(6.2) by area audio/location parameter collection 2/3, bind with corresponding region audio plays packed data respectively.According to user A, viewing area 3 is shared to targeted customer B, the audio compression data in region 3 is sent to targeted customer B by mixed-media network modules mixed-media together with area audio/location parameter collection 3; According to user A, viewing area 2 is shared to targeted customer C, the audio compression data in region 2 is sent to targeted customer C by mixed-media network modules mixed-media together with area audio/location parameter collection 2; According to user A, viewing area 1 is shared to targeted customer D, viewing area 1 absence of audio is play, and does not send any voice data to targeted customer D.
(6.3) according to user A, viewing area 3 is shared to targeted customer B, desktop video packed data is sent to targeted customer B together with area audio/location parameter collection 3; According to user A, viewing area 1/2 is shared to targeted customer B, desktop video packed data is sent to targeted customer B together with area audio/location parameter collection 1/2; According to user A, viewing area 1 is shared to targeted customer D, desktop video packed data is sent to targeted customer D together with area audio/location parameter collection 1.
Targeted customer D destination service end:
(7), after network reception module receives the packet that targeted customer A sends, deliver to type parsing module and process.
(8) type parsing module, resolving network packet is desktop video packed data and position audio frequency/location parameter collection 1, after deliver to Video decoding module and decode.
(9) Video decoding module, obtains desktop video data after decoding, and decoded desktop video data and position audio frequency/location parameter collection 1 are delivered to video cutting module.
(10) video cutting module, cuts out the viewing area 1 of user A desktop according to location parameter in the audio frequency/location parameter collection 1 of position.Then they are sent into audio/video matching module.
(11) audio frequency and video matching module, detects that audio frequency/location parameter integrates 1 sound intermediate frequency flag bit as after sky, directly the video data of shared region 1 is delivered to region display module and plays to targeted customer D and watch, and namely carries out desktop area and shares.
Targeted customer C destination service end:
(12), after network reception module receives the packet that targeted customer A sends, deliver to type parsing module and process.
(13) type parsing module, if resolving network packet is desktop video packed data and position audio frequency/location parameter collection 1/2, then delivers to Video decoding module and decodes; If resolve to audio compression data and position audio frequency/location parameter collection 2, then deliver to audio decoder module and decode.
(14) Video decoding module, obtains desktop video data after decoding, and decoded desktop video data and position audio frequency/location parameter collection 1/2 are delivered to video cutting module.
(15) video cutting module, cuts out the viewing area 1/2 of user A desktop according to location parameter 1/2 in the audio frequency/location parameter collection 1/2 of position.Then they are sent into audio/video matching module.
(16) audio decoder module, obtains one group of voice data that viewing area 2 is play, then delivers to audio/video matching module after decoding.
(17) audio frequency and video matching module, detects that audio frequency/location parameter integrates 1 sound intermediate frequency flag bit as after sky, directly the video data of shared region 1 is delivered to audio/video playing module; After detecting that area audio/location parameter collection 2 sound intermediate frequency flag bit is identified, the area audio/location parameter collection according to Audio and Video is identical, their is mated together, delivers to audio/video playing module.
(18) region display module, according to the selection of targeted customer C, or plays viewing area 1 video, or plays the audio/video of viewing area 2, or play the video of viewing area 1 and the audio/video of viewing area 2 simultaneously.
Targeted customer B destination service end:
(19), after network reception module receives the packet that targeted customer A sends, deliver to type parsing module and process.
(20) type parsing module, if resolving network packet is desktop video packed data and position audio frequency/location parameter collection 3, then delivers to Video decoding module and decodes; If resolve to audio compression data and position audio frequency/location parameter collection 3, then deliver to audio decoder module and decode.
(21) Video decoding module, obtains desktop video data after decoding, and decoded desktop video data and position audio frequency/location parameter collection 3 are delivered to video cutting module.
(22) video cutting module, cuts out the viewing area 3 (application window 4) of user A desktop according to location parameter 3 in the audio frequency/location parameter collection 3 of position.Then they are sent into audio/video matching module.
(23) audio decoder module, obtains one group of voice data that viewing area 3 (application window 4) is play, then delivers to audio/video matching module after decoding.
(24) audio frequency and video matching module, after detecting that area audio/location parameter collection 3 sound intermediate frequency flag bit is identified, the area audio/location parameter collection according to Audio and Video is identical, their is mated together, deliver to region display module to play, namely carry out desktop area and share.
Should in use-case, user A is in above shared procedure, slowly move or amplify window 4, namely viewing area 3 is moved or is expanded shared scope, the destination service the end just location parameter in region being sent to targeted customer does cutting again to desktop video, do not change audio/video coder parameters, do not need to interrupt the flow process of normal process, thus affect user and watch/listen normally.
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description, the specific works process of device and module, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that, disclosed system, apparatus and method, can realize by another way.Such as, device embodiment described above is only schematic, such as, the division of described module, be only a kind of logic function to divide, actual can have other dividing mode when realizing, such as multiple module or assembly can in conjunction with or another system can be integrated into, or some features can be ignored, or do not perform.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, and the indirect coupling of device or module or communication connection can be electrical, machinery or other form.
The described module illustrated as separating component can or may not be physically separates, and the parts as module display can be or may not be physical module, namely can be positioned at a place, or also can be distributed on multiple mixed-media network modules mixed-media.Some or all of module wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional module in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of modules exists, also can two or more module integrations in a module.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.
If described integrated module using the form of software function module realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words or all or part of of this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the present invention.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. desktop area shares a method, it is characterized in that, comprising:
Client intercepts the video image of whole desktop, and carries out compression coding acquisition video data encoder bag, and described video image comprises at least one viewing area;
Obtain described desktop preliminary election at least one described in the location parameter of viewing area;
At least one destination service end is sent to decode the described video data encoder bag after described location parameter and compression, described destination service end also carries out being cut to corresponding described viewing area according to described location parameter, then carries out corresponding desktop area by described destination service end and share.
2. desktop area according to claim 1 shares method, it is characterized in that, at least one destination service end is sent to decode the described video data encoder bag after described location parameter and compression, described destination service end also carries out being cut to corresponding described viewing area according to described location parameter, then carries out corresponding client desktop district-share by described destination service end and specifically comprise:
Described video data encoder bag is bound corresponding network packet with location parameter described at least one, and sends to described destination service end;
Described destination service end carries out decoding to described network packet and gets described video image, and carried out being cut to corresponding described viewing area according to location parameter described at least one by decoded described video image, and carry out corresponding described client desktop district-share.
3. desktop area according to claim 2 shares method, it is characterized in that, obtain described desktop preliminary election at least one described in the location parameter of viewing area specifically comprise:
Location parameter described in corresponding at least one of described desktop is obtained according to viewing area described in selected at least one;
Extract all application windows of current whole described desktop, and obtain each described application window at zone position parameter corresponding to described desktop, described application window belongs to wherein at least one part of selected described viewing area;
Whether described zone position parameter and the described location parameter got are existed the detection of application window, if described zone position parameter covers described location parameter, then determine to there is described application window;
Voice data pairing is carried out to described application window, determines the described application window including described voice data.
4. desktop area according to claim 3 shares method, it is characterized in that, described video data encoder bag is bound corresponding network packet with location parameter described at least one, and sends to described destination service end specifically to comprise:
The described application window including described voice data determined is carried out to the identification process of audio signature, and forming region audio frequency/location parameter collection, and the described voice data that will extract also compression coding carries out binding corresponding first network packet with described area audio/location parameter collection, and send to described destination service end;
Described video data encoder bag and location parameter described at least one are bound corresponding second network packet, and sends to described destination service end.
5. desktop area according to claim 4 shares method, it is characterized in that, described destination service end carries out decoding to described network packet and gets described video image, and decoded described video image is carried out being cut to corresponding described viewing area according to location parameter described at least one, and the described client desktop district-share carrying out correspondence specifically comprises:
Described destination service end carries out type parsing according to the network packet got, if described first network packet, then voice data described in decoding acquisition at least one group is carried out to the described voice data after compression coding, if described second network packet, then decoding is carried out to the described voice data after compression coding and get described video image;
Whether the described viewing area that described destination service end is corresponding to described location parameter has the detection of described audio signature, if have, then corresponding according to described audio signature described area audio/location parameter collection carries out the coupling of described voice data and described video image corresponding to described location parameter, and carry out corresponding described client desktop district-share, if not, then the described video image that described location parameter is corresponding carries out corresponding described client desktop district-share.
6. a desktop area shared system, comprises client and at least one destination service end, it is characterized in that,
Described client comprises:
Desktop screen capture module, is configured to the video image intercepting whole desktop;
Video compressing module, being configured to carry out compression coding to described video image is video data encoder bag, and described video image comprises at least one viewing area;
Location parameter acquisition module, be configured to obtain described desktop preliminary election at least one described in the location parameter of viewing area;
Network sending module, is configured to the described video data encoder bag after by described location parameter and compression and sends to described destination service end;
Described destination service end comprises:
Network reception module, is configured to receive the described location parameter of described network sending module transmission and the described video data encoder bag after compressing;
Video decoding module, is configured to carry out decoding to described video data encoder bag and obtains described video image;
Video cutting module, is configured to be cut to corresponding described viewing area to described video image according to described location parameter;
Region display module, be configured to described viewing area corresponding to the described video image after to cutting carry out desktop area share.
7. desktop area shared system according to claim 6, it is characterized in that, described client also comprises: pairing decision-making module, is configured to described video data encoder bag to bind corresponding network packet with location parameter described at least one, and sends to described destination service end;
Described video cutting module, is specifically configured to decoded described video image to carry out being cut to corresponding described viewing area according to location parameter described at least one.
8. desktop area shared system according to claim 7, is characterized in that, described client also comprises audio detection module, and described audio detection module specifically comprises:
Extract submodule, be configured to all application windows extracting current whole described desktop, and obtaining each described application window at zone position parameter corresponding to described desktop, described application window belongs to wherein at least one part of selected described viewing area;
Detection sub-module, is configured to the detection whether described zone position parameter and the described location parameter got being existed application window, if described zone position parameter covers described location parameter, then determines to there is described application window;
Pairing submodule, is configured to carry out voice data pairing to described application window, determines the described application window including described voice data.
9. desktop area shared system according to claim 8, is characterized in that, described pairing decision-making module specifically comprises:
First binding submodule, be configured to the identification process of the described application window including described voice data determined being carried out to audio signature, and forming region audio frequency/location parameter collection, and the described voice data that will extract also compression coding carries out binding corresponding first network packet with described area audio/location parameter collection, and send to described destination service end;
Second binding submodule, is configured to described video data encoder bag and location parameter described at least one to bind corresponding second network packet, and sends to described destination service end.
10. desktop area shared system according to claim 9, is characterized in that,
Described destination service end also comprises:
Type parsing module, the network packet be configured to according to getting carries out type parsing, if described first network packet, then trigger audio decoder module, if described second network packet, then triggering video decoder module;
Described audio decoder module, is configured to the described voice data after to compression coding and carries out voice data described in decoding acquisition at least one group;
Audio frequency and video matching module, be configured to the detection whether described viewing area corresponding to described location parameter has described audio signature, if have, then corresponding according to described audio signature described area audio/location parameter collection carries out the coupling of described voice data and described video image corresponding to described location parameter, and carry out corresponding described client desktop district-share, if not, then the described video image that described location parameter is corresponding carries out corresponding described client desktop district-share.
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