CN102740042A

CN102740042A - Method and device for controlling display position of image of conventioneer in multi-screen video conference

Info

Publication number: CN102740042A
Application number: CN2011100810683A
Authority: CN
Inventors: 吴姣黎; 陈显义; 宋文
Original assignee: Huawei Device Co Ltd
Current assignee: Huawei Device Co Ltd; Huawei Device Shenzhen Co Ltd
Priority date: 2011-03-31
Filing date: 2011-03-31
Publication date: 2012-10-17
Anticipated expiration: 2031-03-31
Also published as: CN102740042B

Abstract

The invention provides a method and a device for controlling display positions of images of conventioneers in a multi-screen video conference. The method comprises the following steps: receiving an image switching command, wherein the command designates a first screen in a second meeting place to display a conventioneer in a first meeting place which is to be displayed; judging whether an arrangement sequence of an image of the conventioneer to be displayed which is displayed on the first screen in the second meeting place and an image of a conventioneer which is displayed on the second screen is the same as a position sequence of the conventioneer displayed on the first screen and the conventioneer displayed on the second screen in the first meeting place; if yes, then determining that the first screen in the second meeting place to display the conventioneer to be displayed; and if no, then adjusting the sequence of the image of the conventioneer which is displayed on the first screen in the second meeting place and the image of the conventioneer which is displayed on the second screen in the second meeting place. By adopting the technical scheme, a conventioneer to be displayed can be displayed on a screen in a target meeting place.

Description

Method and the device in the multi-screen video conference participant's image display position controlled

Technical field

The present invention relates to communication technical field, method and the device in particularly a kind of multi-screen video conference participant's image display position controlled.

Background technology

TV conference service is a kind of multimedia communication service, and it utilizes video terminal and communication network to hold a meeting, and can realize image, voice, data mutual between two places or a plurality of place simultaneously.The participant's that the picture signal that local video camera is taken at terminal in the meeting-place, the microphone in the participant zone pick up voice signal carries out compressed encoding, reaches meeting-place, a distant place through transmission network.Simultaneously, receive the digital signal that meeting-place, a distant place is transmitted through transmission network, digital signal is decoded obtains meeting-place, distant place participant's image and signal.Development along with video conference; The meeting-place by a former video camera, display, participant's regional development to a plurality of video cameras, a plurality of display, a plurality of participant zone, these a plurality of video cameras in same meeting-place, a plurality of display, relation a plurality of participant's zone passage physics or logic are carried out association.

Prior art provides a kind of acoustic control changing method by the meeting-place; Multipoint control server in the communication network is (with MCU; Multipoint Control Unit; Be multipoint control unit) the maximum spokesman of the current sound of identification, the image that the spokesman that current sound is maximum belongs to all participants in meeting-place all switches in the target meeting-place, and wherein the target meeting-place is to belong to other meeting-place the meeting-place except that maximum spokesman in the meeting.

In accomplishing process of the present invention, the inventor finds that prior art has following shortcoming:

Image switching to the maximum participant of sound in the prior art is the whole switching displayed that is directed against all participant's images in the maximum participant's of this sound meeting-place; Be about to each participant's image that the maximum participant of sound belongs to the meeting-place and all switch in the target meeting-place and show, and can't realize of the independent demonstration of participant's image in a certain meeting-place in a certain target meeting-place.

Summary of the invention

The embodiment of the invention provides method and the device of in a kind of multi-screen video conference participant's image display position being controlled; Can a participant to be shown in some meeting-place be presented on the screen in target meeting-place; Make the display screen in target meeting-place can show the participant at least 2 other meeting-place, improve the participant and experience.

In view of this, the embodiment of the invention provides:

The method of in a kind of multi-screen video conference participant's image display position being controlled; Said multi-screen video conference comprises at least two meeting-place; Comprise first meeting-place and second meeting-place at least in wherein said two meeting-place; Said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens, and this method comprises:

Reception image switching order, said image switching order are used for specifying the participant to be shown in said first meeting-place of said first screen display in said second meeting-place;

When the participant of said second screen display in said second meeting-place is the participant in said first meeting-place; Judgement is in said second meeting-place; Putting in order of the participant's that the participant's to be shown that said first screen is shown image and said second screen are shown image, whether identical with the participant of said participant to be shown and said second screen display in the sequence of positions in first meeting-place;

If specify the said participant to be shown of said first screen display in said second meeting-place;

If not; Adjust the participant's of said first screen display in said second meeting-place participant's the order of image of image and said second screen display in said second meeting-place, and specify the said participant to be shown of said second screen display after the said adjustment order.

The embodiment of the invention also provides: the method for in a kind of multi-screen video conference participant's image display position being controlled; Said multi-screen video conference comprises at least two meeting-place; Comprise first meeting-place and second meeting-place at least in wherein said two meeting-place; Said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens, comprising:

Reception image switching order, said image switching order expression is used in reference to the participant to be shown in said first meeting-place of said first screen display in said surely second meeting-place;

Judge whether said first screen in said second meeting-place belongs to subsequent use group of said participant's to be shown display screen; Wherein, Subsequent use group of acquiescence that only comprises participant to be shown in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises participant to be shown in said second meeting-place of said display screen present screen and optional screen, said optional screen be with second meeting-place in participant's to be shown acquiescence present the screen that screen is positioned at group of screens center line the same side;

If not, in subsequent use group of said display screen, select a screen, specify the said participant to be shown of selected screen display.

The embodiment of the invention also provides: a kind of conference control equipment; Be applied in the multi-screen video conference, said multi-screen video conference comprises at least two meeting-place, wherein; Comprise first meeting-place and second meeting-place at least in said two meeting-place; Said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens, and this conference control equipment comprises:

The order receiving element is used to receive image switching order, and said image switching order is used for specifying the participant to be shown in said first meeting-place of said first screen display in said second meeting-place;

Participant's judging unit is used for judging whether among the participant of said second screen display in said second meeting-place be the participant in first meeting-place;

The position judgment unit; Be used in the judged result of said participant's judging unit when being; Judgement is in said second meeting-place; Putting in order of the participant's to be shown that said first screen is shown the image and the participant's of said second screen display image, whether identical with the participant of said participant to be shown and said second screen display in the sequence of positions in first meeting-place;

Confirm the unit, the judged result that is used for the judging unit in the position is specified the said participant to be shown of said first screen display in said second meeting-place when being;

First processing unit; The judged result that is used for the judging unit in the position is not for the time; Adjust the participant's of said first screen display in said second meeting-place participant's the order of image of image and said second screen display in said second meeting-place, and specify the said participant to be shown of said second screen display after the said adjustment order.

The present invention also provides a kind of conference control equipment; Be applied in the multi-screen video conference, said multi-screen video conference comprises at least two meeting-place, wherein; Comprise first meeting-place and second meeting-place at least in said two meeting-place; Said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens, comprising:

The order receiving element is used to receive image switching order, and said image switching order is used for specifying the participant to be shown in said first screen display first meeting-place in second meeting-place;

The position judgment unit; Whether said first screen that is used for judging said second meeting-place belongs to subsequent use group of said participant's to be shown display screen; Wherein, Subsequent use group of acquiescence that only comprises participant to be shown in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises participant to be shown in said second meeting-place of said display screen present screen and optional screen, said optional screen be with second meeting-place in participant's to be shown acquiescence present the screen that screen is positioned at group of screens center line the same side;

Confirm the unit, the judged result that is used for the judging unit in the position is specified the said participant to be shown of said first screen display in second meeting-place when being;

Screen selected cell, the judged result that is used for the judging unit in the position are selected a screen for not the time in subsequent use group of said display screen;

First processing unit is used to specify the said participant to be shown of the selected screen display of said screen selected cell.

The embodiment of the invention is after the image switching order that receives the user; Can adjust the image sequence of the screen display in second meeting-place; Make the meeting-place participant that wins identical with the first meeting-place participant in the sequence of positions in first meeting-place in the order of the screen display in second meeting-place; Perhaps, can select a screen as the screen that shows this participant to be shown, like this in subsequent use group of this participant's to be shown display screen; Can realize neatly a participant to be shown is presented on the screen in target meeting-place, improve the participant and experience.

Description of drawings

In order to be illustrated more clearly in the technical scheme of the embodiment of the invention; To do to introduce simply to the accompanying drawing of required use among the embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.

Fig. 1 is the structural representation in multi-screen meeting-place;

Fig. 2 shows the method flow diagram of adjusting to participant's image in the multi-screen video conference that provides of one embodiment of the invention;

Fig. 3 shows the method flow diagram of adjusting to participant's image in the multi-screen video conference that provides of another embodiment of the present invention;

Fig. 4 is based on a kind of sketch map that method shown in Figure 3 is adjusted participant's image of screen display in the four screen meeting-place;

Fig. 5 a is the five screen meeting-place sketch mapes that the embodiment of the invention provides;

Fig. 5 b is the four screen meeting-place sketch mapes that the embodiment of the invention provides;

Fig. 5 c is the four screen meeting-place sketch mapes that the embodiment of the invention provides;

Fig. 6 is based on the another kind of sketch map that method shown in Figure 3 is adjusted participant's image of screen display in the four screen meeting-place;

Fig. 7 shows the method flow diagram of adjusting to participant's image in a kind of multi-screen video conference of providing of further embodiment of this invention;

Fig. 8 shows the method flow diagram of adjusting to participant's image in the another kind of multi-screen video conference that provides of further embodiment of this invention;

Fig. 9 A is a kind of conference controller structure chart that the embodiment of the invention provides;

Fig. 9 B is the another kind of conference controller structure chart that the embodiment of the invention provides;

Figure 10 A is another conference controller structure chart that the embodiment of the invention provides;

Figure 10 B is another conference controller structure chart that the embodiment of the invention provides.

Embodiment

The technical scheme that following various embodiments of the present invention provide is applicable in the multi-screen video communication system; When carrying out the multi-screen video conference; Can comprise a plurality of meeting-place; At least two video cameras, at least two displays, at least two participant zones wherein can be arranged in a meeting-place of this video communication system; The participant's that microphone picks up in the picture signal that video camera is taken at terminal in the meeting-place, the participant zone voice signal carries out compressed encoding, reaches meeting-place, a distant place through transmission network, so that realize the communication between two meeting-place or a plurality of meeting-place.

In the image switching process in the multi-screen video conference; Need satisfy certain switching principle; Be that example is elaborated with three screen meeting-place as follows; Supposing has two three screen meeting-place, and the participant's 1 that video camera 1 is taken in meeting-place the screen 1 or 3 of image acquiescence in another meeting-place presents that (if image is not adopted the mirror image processing technology, then the screen 3 of a meeting-place participant 1 image acquiescence in another meeting-place appears; If photographic images is adopted the mirror image processing technology, then the screen 1 of participant 1 image acquiescence in another meeting-place appears); The participant's 2 that video camera 2 in meeting-place is taken the screen 2 of image acquiescence in another meeting-place appears; The participant's 3 that video camera 3 in meeting-place is taken the screen 1 or 3 of image acquiescence in another meeting-place presents that (if image is not adopted the mirror image processing technology, then the screen 1 of a meeting-place participant 3 image acquiescence in another meeting-place appears; If photographic images is adopted the mirror image processing technology, then the screen 3 of participant 3 image acquiescence in another meeting-place appears).

Participant's acquiescence in an above-mentioned meeting-place is current on the screen in another meeting-place, can make the participant in the corresponding local meeting-place of this screen and the participant who is appeared reach eye to the eye effect.Fig. 1 shows when not adopting the mirror image processing technology; The mode that the acquiescence of participant in the meeting-place 1 in meeting-place 2 appears; Wherein, The participant in screen 1 pairing local meeting-place is participant 3 in the meeting-place 2, and the participant in screen 2 pairing local meeting-place is participant 2, and the participant in screen 3 pairing local meeting-place is participant 1.

Technical scheme provided by the invention is used in the multi-screen video communication system; Receive after the user specifies the participant's to be shown in a certain screen display first meeting-place in second meeting-place the switching command of image, can control the screen that shows this participant to be shown flexibly.

Wherein, in the present invention, said " multi-screen video conference " refers in a meeting-place of carrying out video conference and comprises the display unit with at least two display screens.

Participate in Fig. 2; The embodiment of the invention provides in a kind of multi-screen video conference participant's image is shown the method for adjusting, and wherein, the multi-screen video conference comprises at least two meeting-place; Comprise first meeting-place and second meeting-place at least in wherein said two meeting-place; This second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens, and it comprises:

201, receive the image switching order, wherein, the image switching order is used for specifying the participant to be shown in first screen display, first meeting-place in second meeting-place.

What " first screen " in the embodiments of the invention and " second screen " referred to is two display screens arbitrarily in second meeting-place.

The executive agent of this embodiment is a conference controller, and said conference controller is Conference server or has the terminal equipment of controlled function, wherein, Conference server can be specially multipoint control unit (Multipoint Control Unit, MCU).If the executive agent of this embodiment is when having the terminal equipment of controlled function, then can definite result of subsequent step 203 be sent to Conference server, control in the screen in second meeting-place images displayed by Conference server and adjust.

Wherein, among each enforcement of the present invention and follow-up each embodiment, indication image switching order is sent by " user ", and wherein " user " of indication can be the keeper of Conference server side, also can be the user in second meeting-place.When the user is that the executive agent of user and this embodiment in second meeting-place is when being Conference server; Receive the image switching order in this step specifically: Conference server receives the image switching order of sending at the terminal in second meeting-place, the participant to be shown in this first meeting-place of first screen display in this image switching order expression second meeting-place.

202, when being the participant in said first meeting-place among the participant of said second screen display in said second meeting-place; Judgement in said second meeting-place, the putting in order of the participant's that the participant's to be shown that this first screen is shown image and said second screen are shown image, whether identical with the participant of the participant of said first screen display and said second screen display in the sequence of positions in first meeting-place; If; Carry out 203,, carry out 204 if not.

Wherein, Concrete; Putting in order of the participant's that the participant's to be shown that first screen in second meeting-place is shown image and said second screen are shown image refers to putting in order of in the screen in second meeting-place institute's images displayed, for example: about order; The participant of the participant of said first screen display and said second screen display is in the sequence of positions in first meeting-place; Refer in first meeting-place; Two orderings that participant institute seat is put, for example: participant is on another one participant's left side or right side.Certainly, " putting in order " and " sequence of positions " can also be the basis with some orders, and the sequence number in the concrete ordering is not done qualification to these embodiments of the invention.

Give an actual example as follows and explain that second meeting-place shows same meeting-place participant's image sequence problem: suppose 2 five screen meeting-place (meeting-place A, meeting-place B); The participant's 1 of meeting-place A (i.e. first meeting-place) acquiescence presents the screen 1 that screen is meeting-place B among the meeting-place B (i.e. second meeting-place); The participant's 2/3/4/5 of meeting-place A acquiescence presents the screen 2/3/4/5 that screen is respectively meeting-place B among the B of meeting-place; If the participant of meeting-place A 1,2 shows in the B of meeting-place; Need to guarantee in the embodiment of the invention then to show among the B of meeting-place that putting in order of participant's image in participant's 1,2 among the A of meeting-place the screen is identical with the sequence of positions of participant 1,2 in the A of meeting-place; Promptly in the B of meeting-place, the order of the participant's who is shown 1 of demonstration participant's 1,2 screen image and participant 2 image is according to 1/2/3/4/5 this rank order (being participant's among the A of meeting-place sequence of positions).Wherein, certain participant's of meeting-place A acquiescence presents screen when presenting this participant among the B of meeting-place, can make this participant and this screen over against meeting-place B in the participant reach the eye to the eye effect.

203, the said participant to be shown of first screen display in appointment second meeting-place.

204, the order of the participant's of the participant's of first screen display in said second meeting-place of adjustment image and second screen display in said second meeting-place image.

Need to prove; In a kind of embodiment; Specify first screen display participant to be shown in second meeting-place; Be meant that conference controller sets up first screen and the participant's to be shown mapping relations in this second meeting-place in the mapping table of screen and display image, directly do not control first screen display participant to be shown in this second meeting-place; In like manner; Adjust the participant's of first screen display in second meeting-place participant's the order of image of image and second screen display in second meeting-place; Be meant the mapping relations of the image of setting up the participant that exchange first screen and its afterwards shown in the mapping table of conference controller adjustment screen and display image respectively; The mapping relations of the participant's who is shown with second screen and its in second meeting-place image are not directly controlled the image after the exchange of first screen and second screen display.

In another kind of embodiment, specify first screen display participant to be shown in second meeting-place to be meant: first screen of controlling in this second meeting-place directly shows participant to be shown; Participant's the order of image of image and second screen display in second meeting-place of adjusting the participant of first screen display in second meeting-place is meant: control first screen and second screen exchanges images displayed separately.

Be appreciated that; It is above-mentioned that what be directed against is the adjustment of two participants' that screen shows in second meeting-place image; When existing at least three participants in the display screen in second meeting-place, to show in first meeting-place; That need to judge these at least three participants display screen shows in second meeting-place puts in order, whether with first meeting-place in these at least three participants whether consistent in the sequence of positions in first meeting-place, if inconsistent; Participant's order of the demonstration of these at least three participants' in needs adjustment second meeting-place display screen makes it to be consistent with the sequence of positions of these at least three participants in first meeting-place.

The embodiment of the invention is after the image switching order that receives the user; Can adjust the image sequence of the screen display in second meeting-place; Make win the meeting-place participant in second meeting-place display screen showed put in order identical with the first meeting-place participant in the sequence of positions in first meeting-place; Like this; Can realize a participant to be shown is presented on the screen in target meeting-place; Putting in order of a plurality of first meeting-place participants that guarantee simultaneously to show in second meeting-place is identical in the sequence of positions in first meeting-place with these a plurality of first meeting-place participants, and order about the participant that the participant in second meeting-place can be told accurately be presented at first meeting-place on the second meeting-place display screen can improve the participant and experience.

For technical scheme that the above embodiment of the present invention is provided is clearer, following embodiment is described in detail technique scheme:

301, Conference server receives the image switching order, and image switching order expression user specifies the participant to be shown in first screen display, first meeting-place in second meeting-place.

The first above-mentioned screen is the some screens in second meeting-place.

302, Conference server is judged at least one participant who whether has said first meeting-place among the participant of the current demonstration of screen except that first screen in second meeting-place, if, carry out 303, if not, carry out 304.

Wherein, comprise at least two screens in second meeting-place, except that first screen, need to judge whether other screens in second meeting-place show the participant in first meeting-place.

303, at least one participant's in this first meeting-place of the participant's to be shown that shown of first screen in second meeting-place of Conference server judges appointment image and other screen displays image put in order whether identical with the sequence of positions of at least one participant in first meeting-place in participant to be shown and this first meeting-place; If; Execution in step 304; If not, execution in step 305.

304, the image switching of first screen display of Conference server adjustment user appointment is participant's to be shown image.

305, the order of at least one participant's in first screen of Conference server adjustment user appointment and current demonstration first meeting-place screen institute images displayed, make the screen display in adjusted second meeting-place a plurality of participants in first meeting-place image put in order identical with a plurality of participants in this first meeting-place in the sequence of positions in first meeting-place.

For technique scheme that the embodiment of the invention is provided clearer; Give an actual example as follows and describe: consult Fig. 4; If the participant of current each screen display is respectively in certain meeting-place: screen 1 shows E2 (E2 representes the participant 2 among the E of meeting-place); Screen 2 shows D2 (D2 representes the participant 2 among the D of meeting-place); Screen 3 shows G4 (G4 representes the participant 4 among the G of meeting-place), and screen 4 shows D3 (D3 representes the participant 3 among the D of meeting-place), when the user specifies when showing on the screen 2 of E1 (being the participant 1 of meeting-place E) in this meeting-place; Judge that earlier participant E2 that the screen 1 that obtains in this meeting-place shows and participant E1 to be shown are from same meeting-place E; And putting in order of the participant's that screen 1, screen 2 are shown image is opposite with participant E2, the sequence of positions of participant E1 in the E of meeting-place, then adjusts screen 1 and shows E1, and screen 2 shows E2.

When the above-mentioned a plurality of participants that realized same meeting-place show in the target meeting-place, show a plurality of participants the participant that screen showed image put in order identical with a plurality of participants in the sequence of positions in oneself meeting-place, place.In the multifrequency video conference; All participants in a video meeting-place should have observing effect preferably to the image of display screen; Can't reach on the screen of eye to the eye effect and show in order to prevent to adjust participant participant in local meeting-place in first meeting-place, back, also comprise the steps:

306, judge in second meeting-place, adjustment back to show whether specific participant's screen belongs to subsequent use group of this specific participant's display screen, wherein, said specific participant is any one the first meeting-place participant who shows in second meeting-place, adjustment back; Subsequent use group of acquiescence that only comprises specific participant in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises specific participant in said second meeting-place of said display screen present screen and optional screen, said optional screen be with second meeting-place in specific participant's acquiescence present the screen that screen is positioned at group of screens center line the same side; If, execution in step 308; Process ends, if not, execution in step 307.

Optional, in one embodiment, carry out above-mentioned determining step in the time of can presenting screen in group of screens center line specific participant's in second meeting-place acquiescence.Be the situation that is greater than or equal to 3 odd number screen promptly for the screen number in second meeting-place; The screen of group of screens center line process is an intermediate screen; When specific participant's in second meeting-place acquiescence presents screen and is intermediate screen; Subsequent use group of arbitrary screen that comprises in second meeting-place of this specific participant's display screen then is so need not carry out above-mentioned determining step; When specific participant's in second meeting-place acquiescence presents screen and is not intermediate screen, then need carry out above-mentioned determining step; For the screen number in second meeting-place is the situation of even number screen, and group of screens center line any one screen in the meeting-place needs to carry out above-mentioned determining step.Wherein, the group of screens center line is the geometric center lines that each screen connects formed group of screens successively in second meeting-place.Specific participant is any one the first meeting-place participant who shows in second meeting-place, adjustment back.Wherein, specific participant's acquiescence presents screen when showing this specific participant in second meeting-place, can make this specific participant and this screen over against second meeting-place in the participant reach to the eye effect.Wherein, Subsequent use group of acquiescence that only comprises specific participant in second meeting-place of this display screen presents screen; Perhaps; Subsequent use group of acquiescence that comprises specific participant in second meeting-place of this display screen presents screen and optional screen, this optional screen be with second meeting-place in specific participant's acquiescence present the screen that screen is positioned at group of screens center line the same side; In one embodiment promptly, when not having optional screen in the group of screens, such as three screen meeting-place and two screen meeting-place, then subsequent use group of acquiescence that only comprises specific participant in second meeting-place of this display screen presents screen; When having optional screen in the group of screens, such as four screen meeting-place and five screen meeting-place, then subsequent use group of acquiescence that comprises specific participant in second meeting-place of this display screen presents screen and optional screen; When the screen in second meeting-place was odd number, display screen can also comprise for subsequent use group: intermediate screen.

Need to prove; If the screen number in second meeting-place is an odd number; Then the group of screens center line the screen of process be intermediate screen, when above-mentioned specific participant's in second meeting-place acquiescence presented screen and is intermediate screen, then above-mentioned specific participant can show on arbitrary screen in second meeting-place; At this moment, should be to subsequent use group of arbitrary screen that comprises in second meeting-place of display screen of this specific participant; In another embodiment, when above-mentioned specific participant's in second meeting-place acquiescence presented screen and is intermediate screen, display screen also can only comprise intermediate screen for subsequent use group.If the screen number in second meeting-place is an even number, then do not have the group of screens center line the screen of process.

As follows display screen is illustrated for subsequent use group: such as; Shown in Fig. 5 a; Suppose when second meeting-place is five screen meeting-place, group of screens center line in this second meeting-place (be among Fig. 5 a shown in the dotted line) the screen of process be No. 3 screens, it is No. 4 screens that the acquiescence of supposing above-mentioned participant to be shown in second meeting-place presents screen; It is not the group of screens center line the screen of process, then display screen comprises for subsequent use group: No. 4 screens and No. 5 screens; Optional, this display screen can also comprise screen No. 3 for subsequent use group; For another example; Shown in Fig. 5 b; Suppose when second meeting-place is four screen meeting-place, this moment second meeting-place the group of screens center line between No. 2 screens and No. 3 screens, do not have in second meeting-place group of screens center line (be among Fig. 5 b shown in the dotted line) the screen of process; It is No. 4 screens that the acquiescence of supposing above-mentioned participant to be shown in second meeting-place presents screen, and then display screen comprises for subsequent use group: No. 4 screens and No. 3 screens.For another example; Shown in Fig. 5 c, suppose when second meeting-place is three screen meeting-place, group of screens center line in this second meeting-place (be among Fig. 5 c shown in the dotted line) the screen of process be No. 2 screens; It is No. 3 screens that the acquiescence of supposing above-mentioned participant to be shown in second meeting-place presents screen; Then display screen comprises for subsequent use group: No. 3 screens, optional, this display screen can also comprise screen No. 2 for subsequent use group.

307, when adjustment back shows that specific participant's screen does not belong to subsequent use group of this specific participant's display screen; Select a screen in subsequent use group of the display screen; Control selected screen and show that with the adjustment back this specific participant's screen exchanges display image; Wherein, Selected screen can satisfy predetermined condition when showing this specific participant, said predetermined condition be guarantee the demonstration of second meeting-place a plurality of participants in first meeting-place put in order identical with a plurality of participants in first meeting-place in the sequence of positions in first meeting-place.

Wherein, select a screen in subsequent use group of the display screen to include but not limited to following two kinds of implementations:

First kind of mode: whether the acquiescence of judging this specific participant presents the current images displayed of screen and can on current this specific participant's of demonstration screen, show; And judge when this specific participant's acquiescence presents this specific participant of screen display, whether can satisfy above-mentioned predetermined condition; If two judged results are all for being then to select specific participant's acquiescence to present screen; If a judged result is arranged in two judgements for denying; Then be subordinated to subsequent use group of display screen and current images displayed and can adjust to the user and specify in the screen that shows on the screen, the specific participant's of chosen distance acquiescence presents screen distance recently and can satisfy the screen of above-mentioned predetermined condition.

The acquiescence of judging this specific participant presents the concrete the mode whether current images displayed of screen can show on current this specific participant's of demonstration screen: whether the screen of judging current this specific participant of demonstration is the participant's that presents the current demonstration of screen of the acquiescence to this specific participant's specific participant subsequent use group of display screen; If; Then specific participant's acquiescence participant's image of presenting the current demonstration of screen can be adjusted on current this specific participant's of demonstration the screen and show; If not, then specific participant's acquiescence participant's image of presenting the current demonstration of screen can not be adjusted to current this specific participant's of demonstration screen display.

Such as; Second meeting-place is five screen meeting-place; Specific participant is the participant 4 in first meeting-place; It is No. 4 screens in second meeting-place that specific participant's acquiescence presents screen; The participant 1 that No. 4 current images displayed of screen in second meeting-place are the 3rd meeting-place, current this specific participant's of demonstration screen is No. 5 screens in second meeting-place, then second meeting-place comprises for subsequent use group to the participant's 1 in the 3rd meeting-place display screen: screen 1, screen 2 and screen 3; So specific participant's acquiescence presents screen and do not belong to subsequent use group of this display screen, then specific participant's acquiescence participant's image of presenting the current demonstration of screen can not be adjusted to current this specific participant's of demonstration screen display.Perhaps; If specific participant's acquiescence presents screen when being intermediate screen; Whether the participant that the acquiescence of then judging specific participant presents the current demonstration of screen is the chairman; If then specific participant's acquiescence participant's image of presenting the current demonstration of screen can not be adjusted on current this specific participant's of demonstration the screen and show; If not; Whether the screen of judging current this specific participant of demonstration is the participant's that presents the current demonstration of screen of the acquiescence to this specific participant subsequent use group of display screen; If; Then can adjust on current this specific participant's of demonstration the screen and show,, then can not adjust on current this specific participant's of demonstration the screen and show if not.

The second way: according to the ascending order of screen numbering in second meeting-place; Judge successively whether the current images displayed of screen in subsequent use group of the display screen can show on current this specific participant's of demonstration screen, select the screen numbering minimum and can satisfy the screen that above-mentioned predetermined condition and current images displayed can show on the screen that shows this specific participant.

Step 308, confirm to show in second meeting-place, adjustment back specific participant's the specific participant of screen display, promptly the image of the screen display in second meeting-place is not adjusted process ends.

The embodiment of the invention is after the image switching order that receives the user; The participant's image that had both guaranteed user's appointment is shown; It is identical in the sequence of positions in first meeting-place with a plurality of participants in first meeting-place putting in order of the images displayed in second meeting-place to a plurality of participants in eye effect and first meeting-place to reach eye when having guaranteed again to show; Make the user not need the position relation of manual adjustment participant image and screen, improved participant's experience.

Optional; In another embodiment; In order to prevent that the participant who adjusts in first meeting-place, back from showing on the poorest screen of effect; After step 304, can not adopt step 306-307, but adopt following steps: whether the screen of judges appointment belongs to subsequent use group of participant's to be shown display screen; Wherein, Subsequent use group of acquiescence that only comprises participant to be shown in second meeting-place of this display screen presents screen; Perhaps this display screen comprises for subsequent use group: participant's to be shown acquiescence presents screen and optional screen in second meeting-place; Wherein, optional screen be with second meeting-place in participant's to be shown acquiescence present the screen that screen is positioned at group of screens center line the same side; If judged result is for being then to control this participant to be shown of screen display of user's appointment; If judged result is for denying; Then select a screen in subsequent use group of the display screen; Control this participant to be shown of selected screen display; Wherein, selected screen is when showing this participant to be shown, can guarantee the second meeting-place screen display, first meeting-place a plurality of participants image put in order identical with the sequence of positions of a plurality of participants in first meeting-place in first meeting-place.Optional, in another embodiment, carry out above-mentioned determining step in the time of can presenting screen in group of screens center line participant's to be shown in second meeting-place acquiescence.Be the situation that is greater than or equal to 3 odd number screen promptly for the screen number in second meeting-place; The screen of group of screens center line process is an intermediate screen; When participant's to be shown in second meeting-place acquiescence presents screen and is intermediate screen; Subsequent use group of arbitrary screen that comprises in second meeting-place of this participant's to be shown display screen then is so need not carry out above-mentioned determining step; When participant's to be shown in second meeting-place acquiescence presents screen and is not intermediate screen, then need carry out above-mentioned determining step; For the screen number in second meeting-place is the situation of even number screen, and group of screens center line any one screen in the meeting-place needs to carry out above-mentioned determining step.Wherein, participant's to be shown acquiescence presents screen when showing participant to be shown in second meeting-place, can make this participant to be shown and this screen over against second meeting-place in the participant reach to the eye effect.Wherein, in subsequent use group of display screen, select the method for screen similar, repeat no more at this with above-mentioned steps 307.

In order to make the technical scheme that provides embodiment illustrated in fig. 3 clearer, explanation as follows gives an actual example: consult Fig. 6, if the participant of current each screen display is respectively among the H of meeting-place: screen 1 shows E1 (participant 1 in the expression E meeting-place); Screen 2 shows J (participant in the expression J meeting-place, the J meeting-place is single screen meeting-place), and screen 3 shows G4 (participant 4 in the expression G meeting-place); Screen 4 shows D3 (participant 3 in the expression D meeting-place), and the user specifies G1 to show at the screen 4 in H meeting-place, because G4 shows on screen 3; So adjustment G1 shows at screen 3, G4 shows on screen 4, judges successively that then whether the screen 3 that shows G1 is the screen that is directed against in subsequent use group of the display screen of G1; Whether the screen 4 that shows G4 is to the screen in subsequent use group of the display screen of G4, and judged result is not to the screen in subsequent use group of the display screen of G1, so need adjust to G1 for the screen 3 that shows G1; Because current screen 1 shows E1; Screen 2 shows J, and E2 can adjust to screen 3 and show, so control screen 3 and screen 2 swap images; Exchange back screen 2 shows G1, and screen 3 shows J.

Need to prove: if system stipulates to show on can only be in the target meeting-place adjacent screen of participant's image adjacent in a certain meeting-place; When needs adjust to G1; If but the current images displayed of the screen that should the show G1 screen current images displayed adjacent with this screen is when being a certain adjacent participant's in meeting-place image; Can point out the user " this position is unavailable, can't adjust ".

Need to prove: if can't adjust on current this participant's of demonstration the screen to participant's image of the current demonstration of each screen in subsequent use group of a certain participant's the display screen time; Then no longer adjust; Such as; Current meeting-place screen 1,2,3 shows G1 (participant's 1 in the G meeting-place image), E1 (participant's 1 in the E meeting-place image) and E3 (participant's 3 in the E meeting-place image) respectively, at this moment, if desired D1 is shown on screen 3; Then can't carry out screen and adjust, show because G1 and E1 can't adjust on the screen 3.

Need to prove, in step 304 or step 305, can directly adjust the screen in second meeting-place; Also can only carry out record, temporarily not adjust, but adjust again to step 307; Like this, image switching for once concerning the participant can further improve participant's experience.

Consult Fig. 7; The embodiment of the invention provides in a kind of multi-screen video conference participant's image is shown the method for controlling; Said multi-screen video conference comprises at least two meeting-place, comprises first meeting-place and second meeting-place at least in wherein said two meeting-place, and said second meeting-place comprises at least two display screens; Comprise first screen and second screen at least in said two display screens, it comprises:

701, receive the image switching order, said image switching order is used for specifying the participant to be shown in said first meeting-place of said first screen display in said second meeting-place.

The executive agent of this embodiment can be identical with executive agent embodiment illustrated in fig. 2, repeats no more at this.

702, judge whether first screen in second meeting-place belongs to subsequent use group of said participant's to be shown display screen; Wherein, Subsequent use group of acquiescence that only comprises participant to be shown in second meeting-place of said display screen presents screen; Perhaps, said display screen comprises for subsequent use group: participant's to be shown acquiescence presents screen and optional screen in second meeting-place, said optional screen be with second meeting-place in participant's to be shown acquiescence present the screen that screen is positioned at group of screens center line the same side; If, do not carry out 703; If carry out 704.

Wherein, the related definition that presents screen to participant's to be shown in subsequent use group of participant's to be shown display screen, second meeting-place acquiescence is identical with the definition of front embodiment, repeats no more at this.

703, in subsequent use group of said display screen, select a screen, specify the said participant to be shown of selected screen display.

704, the said participant to be shown of first screen display in appointment second meeting-place.

Need to prove; In a kind of embodiment; Specify the said participant to be shown of selected screen display to be meant: conference controller writes down the said participant to be shown of selected screen display in screen and image mapped table, directly do not control the said participant to be shown of selected screen display; In like manner; Specify the said participant to be shown of first screen display in second meeting-place to be meant: conference controller writes down the said participant to be shown of first screen display in screen and image mapped table, directly do not control the said participant to be shown of first screen display.

In another kind of embodiment, specify the said participant to be shown of selected screen display to be meant: conference controller is controlled the said participant to be shown of selected screen display; In like manner, specify the said participant to be shown of first screen display in second meeting-place to be meant: conference controller is controlled the said participant to be shown of first screen display.

The embodiment of the invention does not belong to subsequent use group of this participant's to be shown display screen at the screen that judgement obtains user's appointment; In subsequent use group of this display screen, select a screen as the screen that shows this participant to be shown, guarantee that participant to be shown can not show on the poorest screen of effect.

For technical scheme that the above embodiment of the present invention is provided is clearer, is illustrated in fig. 7 shown below embodiment technique scheme be described in detail:

801, Conference server receives the image switching order, and said image switching order expression user specifies the participant to be shown in first screen display, first meeting-place in second meeting-place.

The first above-mentioned screen is the some screens in second meeting-place.

802, Conference server judges whether first screen belongs to subsequent use group of this participant's to be shown display screen, if not, carries out 803, if, execution in step 804.

803, Conference server is controlled selected screen display participant to be shown selecting a screen in subsequent use group of the participant's to be shown display screen, carries out 805.

Concrete, select the concrete implementation of screen to include but not limited to following two kinds:

First kind of mode: whether participant's image that the acquiescence of judging participant to be shown in second meeting-place presents the current demonstration of screen can be adjusted on first screen and show, if select participant's to be shown in second meeting-place acquiescence to present screen; If not, be subordinated in subsequent use group of the display screen and current images displayed can be adjusted in the screen that shows on first screen, participant's to be shown acquiescence presents the nearest screen of screen distance in chosen distance second meeting-place.

Whether participant's image that the acquiescence of judging participant to be shown in second meeting-place presents the current demonstration of screen can adjust to that the concrete mode of demonstration can be on first screen: judge that whether first screen is acquiescence to participant to be shown in this second meeting-place participant's that presents the current demonstration of screen subsequent use group of display screen; If; Participant's image that then participant's to be shown acquiescence presents the current demonstration of screen in second meeting-place can be adjusted on first screen and show; If not, participant's image that then participant's to be shown acquiescence presents the current demonstration of screen in second meeting-place can not be adjusted on the screen of user's appointment and show.Perhaps; When if participant's to be shown acquiescence presents screen and is intermediate screen in second meeting-place; Whether the participant that the acquiescence of then judging participant to be shown in second meeting-place presents the current demonstration of screen is the chairman; If participant's image that then participant's to be shown acquiescence presents the current demonstration of screen in second meeting-place can not be adjusted on first screen and show; If not; Judge that more whether first screen is acquiescence to participant to be shown in this second meeting-place participant's that presents the current demonstration of screen subsequent use group of display screen, if then can adjust on first screen and show; Do not show if, then can not adjust on first screen.

Need to prove; In judged result for not the time; Being subordinated to subsequent use group of display screen and current images displayed can adjust in the screen that shows on first screen; In chosen distance second meeting-place participant's to be shown acquiescence appear the nearest screen of screen distance mainly be because: when participant's to be shown acquiescence presents on the nearer screen of screen this participant to be shown in distance second meeting-place, in this distance second meeting-place participant's to be shown acquiescence appear the nearer screen of screen over against participant's sensory effects relatively good; Participant's to be shown acquiescence appears when showing this participant to be shown on the screen screen far away in distance second meeting-place, in this distance second meeting-place participant's to be shown acquiescence appear screen screen far away over against participant's sensory effects poor.

The second way: according to the ascending order of screen numbering in second meeting-place; Judge successively whether the current images displayed of screen in subsequent use group of the display screen can show on current this participant's to be shown of demonstration screen, select the screen that the screen numbering is minimum and current images displayed can show on the screen that shows this participant to be shown.

804, Conference server is specified this participant to be shown of first screen display in second meeting-place.

When showing in the target meeting-place for a plurality of participants that realize guaranteeing same meeting-place; Putting in order of a plurality of participants' in the same meeting-place of each screen display image is identical in the sequence of positions in meeting-place, place with these a plurality of participants, and then this method also comprises the steps:

805, Conference server is judged in second meeting-place at least one participant who whether has first meeting-place among the participant of the current demonstration of screen except that the screen that shows participant to be shown; If if execution in step 806 is not; Undo then, process ends.

806, Conference server is judged in the display screen in second meeting-place; Show the participant's to be shown screen and the image sequence of at least one participant's who shows first meeting-place screen display; Whether identical with at least one participant in the participant to be shown and first meeting-place in the sequence of positions in first meeting-place, if, execution in step 808; If then execution in step 807 not.

Wherein, see also the associated description under the embodiment step 202 of front, repeat no more at this about the explanation of the image sequence of the screen display that shows same meeting-place participant.

807, Conference server is adjusted the order of at least one participant's who shows participant's to be shown screen in second meeting-place and show first meeting-place screen difference display image; Make in the screen in second meeting-place; Show the participant's to be shown screen and the image sequence of at least one participant's who shows first meeting-place screen display, identical with at least one participant in the participant to be shown and first meeting-place in the sequence of positions in first meeting-place.

Step 808, Conference server are specified the said participant to be shown of said demonstration participant's to be shown screen display, promptly the image of the screen display in second meeting-place are not adjusted process ends.

The embodiment of the invention is after the image switching order that receives the user; The participant's image that had both guaranteed user's appointment is shown; Reach when having guaranteed again to show eye to image in the screen of a plurality of participants in second meeting-place in the eye effect and first meeting-place put in order with first meeting-place in a plurality of participants identical in the sequence of positions in first meeting-place; Make the user not need the position relation of manual adjustment participant image and screen, improved participant's experience.

Need to prove, in step 803 or step 804, can directly control selected screen display participant to be shown; Also can only carry out record; Temporarily do not control selected screen display participant to be shown, but carry out the screen adjustment during to step 807 again, like this; Image switching for once concerning the participant can further improve participant's experience.

Consult Fig. 9 A, the embodiment of the invention provides a kind of conference control equipment, and this conference controller can perhaps have the terminal equipment of controlled function for Conference server, and wherein, Conference server can be MCU.This conference controller is applied in the multi-screen video conference; Said multi-screen video conference comprises at least two meeting-place; Wherein, comprise first meeting-place and second meeting-place at least in said two meeting-place, said second meeting-place comprises at least two display screens; Comprise first screen and second screen at least in said two display screens, it comprises:

Order receiving element 10 is used to receive image switching order, and said image switching order is used for specifying the participant to be shown in first screen display, first meeting-place in second meeting-place;

Participant's judging unit 20 is used for judging whether among the participant of second screen display in said second meeting-place be the participant in first meeting-place;

Position judgment unit 30; Be used in the judged result of participant's judging unit 20 when being; Judgement is in second meeting-place; Putting in order of the participant's to be shown that first screen is shown the image and the participant's of second screen display image, whether identical with the participant of the participant to be shown and second screen display in the sequence of positions in first meeting-place;

Confirm unit 40, the judged result that is used for the judging unit 30 in the position is specified this participant to be shown of first screen display in second meeting-place when being;

First processing unit 50; The judged result that is used for the judging unit 30 in the position is not for the time; Adjust participant's the order of image of the participant's of first screen display in second meeting-place image and second screen display in second meeting-place, and specify the said participant to be shown of said second screen display after the said adjustment order.

Optional, show that in order to prevent participant to be shown consult Fig. 9 B, this conference controller also comprises on the poorest screen of display effect:

First to eye effect judging unit 60, is used for after second meeting-place, first screen displays participant to be shown is specified in definite unit 40, judges whether first screen belongs to subsequent use group of participant's to be shown display screen; Wherein, similar to the definition of subsequent use group of participant's to be shown display screen with the definition of method embodiment appropriate section shown in Figure 3, repeat no more at this; With

Second processing unit 70; Be used for first to the judged result of eye effect judging unit 60 for not the time; From subsequent use group of display screen, select a screen; Specify this participant to be shown of selected screen display, wherein, selected screen is when this screen display participant to be shown; Can guarantee the participant's of this screen display participant's the putting in order of image of image and second screen display, the participant who shows with the participant to be shown and second meeting-place is identical in the sequence of positions in first meeting-place; First to the judged result of eye effect judging unit 60 when being, specify this participant to be shown of first screen display in second meeting-place.Wherein, second processing unit 70 is selected the corresponding description of the concrete mode of screen referring to method embodiment, repeats no more at this.

And/or; Second to eye effect judging unit 80; Be used for after the order of the participant's of second screen display image in adjustment second meeting-place, first screen and second meeting-place, judge in second meeting-place, adjustment back to show whether specific participant's screen belongs to subsequent use group of this specific participant's display screen; Wherein, similar to the definition of subsequent use group of this specific participant's display screen with the definition of method embodiment appropriate section shown in Figure 3, repeat no more at this;

The 3rd processing unit 90; Be used for second to the judged result of eye effect judging unit 80 for not the time; Select a screen in subsequent use group of the said display screen, specify this specific participant of selected screen display, wherein; Selected screen is when showing this specific participant, can guarantee that a plurality of participants' the image sequence in the second meeting-place screen display, first meeting-place is identical with a plurality of participants sequence of positions in first meeting-place in first meeting-place; Second to the judged result of eye effect judging unit 80 when being, specify the said specific participant of screen display who shows specific participant in second meeting-place, adjustment back.Wherein, the 3rd processing unit 90 is selected the corresponding description of the concrete mode of screen referring to method embodiment, repeats no more at this.

Wherein, the acquiescence that specific participant's acquiescence presents screen or participant to be shown in group of screens center line, second meeting-place presents the description of the definition of screen referring to method embodiment, repeats no more at this.

The conference control equipment of the embodiment of the invention is after the image switching order that receives the user; Can adjust the image sequence of the screen display in second meeting-place; Make the meeting-place participant that wins identical with the first meeting-place participant in the sequence of positions in first meeting-place in the second meeting-place images displayed order; Like this; Can realize a participant to be shown is presented on the screen in target meeting-place, a plurality of first meeting-place participants' that guarantee simultaneously to show in second meeting-place image sequence is identical in the sequence of positions in first meeting-place with these a plurality of first meeting-place participants, can improve the participant and experience.

Consult Figure 10 A, the embodiment of the invention provides another kind of conference control equipment, and this conference controller can perhaps have the terminal equipment of controlled function for Conference server, and wherein, Conference server can be MCU.Be applied in the multi-screen video conference; Said multi-screen video conference comprises at least two meeting-place; Wherein, comprise first meeting-place and second meeting-place at least in said two meeting-place, said second meeting-place comprises at least two display screens; Comprise first screen and second screen at least in said two display screens, it comprises:

Order receiving element 100 is used to receive image switching order, and said image switching order is used for specifying the participant to be shown in first screen display, first meeting-place in second meeting-place;

Position judgment unit 200; Be used for judging whether first screen in second meeting-place belongs to subsequent use group of this participant's to be shown display screen; Wherein, The definition that this participant's to be shown display screen is subsequent use group is similar with the definition of method embodiment appropriate section shown in Figure 7, repeats no more at this;

Confirm unit 300, the judged result that is used for the judging unit 200 in the position is specified this participant to be shown of first screen display in second meeting-place when being;

Screen selected cell 400, the judged result that is used for the judging unit 200 in the position are selected a screen for not the time in subsequent use group of display screen;

First processing unit 500 is used to specify this participant to be shown of selected screen display.

Wherein, Screen selected cell 400 is used for specifically judging that said second meeting-place participant's to be shown acquiescence presents the current images displayed of screen and whether can adjust on said first screen and show; If select participant's to be shown in said second meeting-place acquiescence to present screen; If not, be subordinated in subsequent use group of the display screen and current images displayed can be adjusted in the screen that first screen shows, participant's to be shown acquiescence presents the nearest screen of screen distance in said second meeting-place of chosen distance.Perhaps, screen selected cell 400 can also adopt the second way selection screen that method embodiment shown in Figure 8 provides.

Optional, for the participant's that guarantees same meeting-place DISPLAY ORDER is identical in the ordering of the position in own meeting-place with it, consult Figure 10 B, then this Conference server also comprises:

Order judging unit 600; Be used for first screen display participant to be shown who specifies second meeting-place; Or specify after the selected screen display participant to be shown; When the participant of said second screen display in said second meeting-place is the participant in said first meeting-place; Judgement is in said second meeting-place; Show the participant's to be shown that participant's to be shown screen (being specified screen, is above-mentioned first screen or above-mentioned selected screen) is shown image and the participant's that said second screen is shown the putting in order of image, whether identical with the participant of said participant to be shown and said second screen display in the sequence of positions in first meeting-place; With

Second processing unit 700; Be used in the judged result of order judging unit 600 for not the time; Adjust participant's participant's the order of image of image and said second screen display in second meeting-place of the demonstration participant's to be shown in second meeting-place screen display, and specify the said participant to be shown of said second screen display after the said adjustment order; When being, specify this participant to be shown of screen display who shows participant to be shown in the judged result of order judging unit 600.

Whether the screen of embodiment of the invention judges appointment belongs to subsequent use group to this participant to be shown; In judged result for not the time; In subsequent use group of display screen, select a screen as the screen that shows this participant to be shown, guarantee that participant to be shown can not show on the poorest screen of effect.

One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct relevant hardware to accomplish through program; Described program can be stored in a kind of computer-readable recording medium; Read-only memory for example, disk or CD etc.

More than in the multi-screen video conference that the embodiment of the invention provided participant's image being shown that method and the device adjust have carried out detailed introduction; Used concrete example among this paper principle of the present invention and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that on embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.

Claims

1. the method for in the multi-screen video conference participant's image display position being controlled; Said multi-screen video conference comprises at least two meeting-place; Comprise first meeting-place and second meeting-place at least in wherein said two meeting-place, said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens; It is characterized in that this method comprises:

2. method according to claim 1 is characterized in that, this method also comprises:

After the said participant to be shown of said first screen display in specifying said second meeting-place, this method also comprises:

Judge subsequent use group of the display screen whether said first screen belong to said participant to be shown; Wherein, Subsequent use group of acquiescence that only comprises participant to be shown in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises participant to be shown in said second meeting-place of said display screen presents screen and optional screen; Wherein, said optional screen be with said second meeting-place in participant's to be shown acquiescence present the screen that screen is positioned at group of screens center line the same side;

If not, from subsequent use group of said display screen, select a screen, control the said participant to be shown of selected screen display.

3. method according to claim 2 is characterized in that,

When the said participant to be shown of selected screen display; Can guarantee the participant's of selected screen display participant's the putting in order of image of image and said second screen display, identical with the participant of said participant to be shown and said second screen display in the sequence of positions in first meeting-place.

4. method according to claim 1 is characterized in that,

The order of the participant's of said first screen display in said second meeting-place of adjustment the image and the participant's of said second screen display in said second meeting-place image; And specify after the said participant to be shown of said second screen display after the said adjustment order, this method also comprises:

Judge whether the screen that shows specific participant in second meeting-place, adjustment back belongs to subsequent use group of said specific participant's display screen; Wherein, said specific participant is any one the first meeting-place participant who shows in second meeting-place, adjustment back; Subsequent use group of acquiescence that only comprises specific participant in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises specific participant in said second meeting-place of said display screen present screen and optional screen, said optional screen be with second meeting-place in specific participant's acquiescence present the screen that screen is positioned at group of screens center line the same side;

If specify the said specific participant of screen display who shows specific participant in second meeting-place, adjustment back;

If not, select a screen in subsequent use group of the said display screen, control the said specific participant of selected screen display.

5. the method for in the multi-screen video conference participant's image display position being controlled; Said multi-screen video conference comprises at least two meeting-place; Comprise first meeting-place and second meeting-place at least in wherein said two meeting-place, said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens; It is characterized in that, comprising:

6. method according to claim 5 is characterized in that,

In subsequent use group of said display screen, select a screen to be specially:

Whether the acquiescence of judging participant to be shown in said second meeting-place presents the current images displayed of screen can adjust on said first screen and show, if select participant's to be shown in said second meeting-place acquiescence to present screen; If not, be subordinated in subsequent use group of the display screen and current images displayed can be adjusted in the screen that said first screen shows, participant's to be shown acquiescence presents the nearest screen of screen distance in said second meeting-place of chosen distance.

7. the method for stating according to claim 5 or 6 is characterized in that, specifies the said participant to be shown of said first screen display in said second meeting-place, or specifies after the said participant to be shown of selected screen display, and this method also comprises:

When the participant of said second screen display in said second meeting-place is the participant in said first meeting-place; Judgement is in said second meeting-place; Putting in order of the participant's that the specified participant's to be shown that screen showed image and said second screen are shown image, whether identical with the participant of said participant to be shown and said second screen display in the sequence of positions in first meeting-place;

If specify the said participant to be shown of said specified screen display in said second meeting-place;

If not; Adjust the participant's of the said specified screen display in said second meeting-place participant's the order of image of image and said second screen display in said second meeting-place, and specify the said participant to be shown of said second screen display after the said adjustment order.

8. a conference control equipment is applied in the multi-screen video conference, and said multi-screen video conference comprises at least two meeting-place; Wherein, Comprise first meeting-place and second meeting-place at least in said two meeting-place, said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens; It is characterized in that this conference control equipment comprises:

9. equipment according to claim 8 is characterized in that, also comprises:

First is used for after the said participant to be shown of said first screen display in said second meeting-place is confirmed in definite unit eye effect judging unit, judges subsequent use group of the display screen whether said first screen belong to said participant to be shown; Wherein, Subsequent use group of acquiescence that only comprises participant to be shown in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises participant to be shown in said second meeting-place of said display screen presents screen and optional screen; Wherein, said optional screen be with said second meeting-place in participant's to be shown acquiescence present the screen that screen is positioned at group of screens center line the same side;

Second processing unit, be used for first to the judged result of eye effect judging unit for not the time, from subsequent use group of said display screen, select a screen, control the said participant to be shown of selected screen display; First to the judged result of eye effect judging unit when being, specify the said participant to be shown of said first screen display in said second meeting-place.

10. equipment according to claim 8 is characterized in that, also comprises:

Second to eye effect judging unit; Be used for order at the participant's of said first screen and said second screen display in said second meeting-place in said second meeting-place of adjustment image; And specify after the said participant to be shown of said second screen display after the said adjustment order, judge whether the screen that shows specific participant in second meeting-place, adjustment back belongs to subsequent use group of said specific participant's display screen; Wherein, said specific participant is any one the first meeting-place participant who shows in second meeting-place, adjustment back; Subsequent use group of acquiescence that only comprises specific participant in said second meeting-place of said display screen presents screen; Or subsequent use group of acquiescence that comprises specific participant in said second meeting-place of said display screen present screen and optional screen, said optional screen be with second meeting-place in specific participant's acquiescence present the screen that screen is positioned at group of screens center line the same side;

The 3rd processing unit, be used for second to eye effect judgment unit judges result when being, specify the said specific participant of screen display who shows specific participant in second meeting-place, adjustment back; Second to eye effect judgment unit judges result for not the time, select a screen in subsequent use group of the said display screen, specify the said specific participant of selected screen display.

11. a conference control equipment is applied in the multi-screen video conference, said multi-screen video conference comprises at least two meeting-place; Wherein, Comprise first meeting-place and second meeting-place at least in said two meeting-place, said second meeting-place comprises at least two display screens, comprises first screen and second screen at least in said two display screens; It is characterized in that, comprising:

12. equipment according to claim 11 is characterized in that,

Said screen selected cell; Whether the acquiescence that is used for judging said second meeting-place participant to be shown presents the current images displayed of screen and can adjust on said first screen and show; If select participant's to be shown in said second meeting-place acquiescence to present screen; If not, be subordinated in subsequent use group of the display screen and current images displayed can be adjusted in the screen that said first screen shows, participant's to be shown acquiescence presents the nearest screen of screen distance in said second meeting-place of chosen distance.

13. according to claim 11 or 12 described equipment, it is characterized in that, also comprise:

The order judging unit; Be used for the said participant to be shown of said first screen display who specifies said second meeting-place; Or specify after the said participant to be shown of selected screen display; When the participant of said second screen display in said second meeting-place is the participant in said first meeting-place; Judgement in said second meeting-place, putting in order of the participant's that the specified participant's to be shown that screen showed image and said second screen are shown image, whether identical with the participant of said participant to be shown and said second screen display in the sequence of positions in first meeting-place;

Second processing unit; Be used in the judged result of order judging unit for not the time; Adjust the participant's of the said specified screen display in said second meeting-place participant's the order of image of image and said second screen display in said second meeting-place, and specify the said participant to be shown of said second screen display after the said adjustment order; When being, specify the said participant to be shown of said specified screen display in said second meeting-place in the judged result of order judging unit.