CN101674419B - Method for editing template in real time in virtual studio system - Google Patents
Method for editing template in real time in virtual studio system Download PDFInfo
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- CN101674419B CN101674419B CN2008102221319A CN200810222131A CN101674419B CN 101674419 B CN101674419 B CN 101674419B CN 2008102221319 A CN2008102221319 A CN 2008102221319A CN 200810222131 A CN200810222131 A CN 200810222131A CN 101674419 B CN101674419 B CN 101674419B
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Abstract
The invention relates to the television program recording and broadcasting technology in the field of broadcasting and television, in particular to a method for editing a template in real time in a virtual studio system. The method comprises the following steps: interlinking an editing system and a graphics workstation which have no contact originally in the virtual studio system under recording and broadcasting separation, and enabling the editing system and the graphics workstation to be capable of performing mutual interaction in real time, thereby the editing system is capable of editing a three-dimensional scene template in real time according to the real position information of a camera in a studio. By adopting the method of the invention, in the virtual studio system of recording and broadcasting separation, the security of the recording and broadcasting separation of the virtual studio system can be ensured, and the virtual studio system can edit the three-dimensional scene template in real time according to the real position information of the camera, thereby enabling the broadcasting of programs to be secure and accurate.
Description
Technical field
The present invention relates to broadcasting and TV field TV programme record and broadcast technology, be specifically related to a kind of method of editing template in real time in virtual studio system.
Background technology
Virtual Studio System is a kind of new tv program producing system that computer technology combines with chroma key technique, adopted traditional chroma key technique, but broken through the restriction of traditional chroma key system, eliminated the deadly defect that video camera can not be synchronized with the movement with background, accomplished that real performer can be deep in the virtual three-dimensional scenic, and can with virtual objects real-time, interactive wherein.Virtual Studio System mainly is comprised of three systems: tracking system (being also referred to as sensor-based system), graphic plotting system, synthesis system, tracking system mainly is comprised of transducer and coding box, the graphic plotting system mainly is comprised of graphics workstation, and synthesis system mainly forms as synthesizer by scratching.During work, at first by the camera acquisition foreground signal, scratch the picture synthesizer with sending into after the foreground signal time-delay; Transducer on the simultaneous camera obtains the kinematic parameter of video camera, and export the coding box to after converting thereof into the signal of telecommunication, again by the coding box with the kinematic parameter of video camera real-time pass to graphics workstation, then graphics workstation goes out corresponding background signal and mask signal according to the positional information real-time rendering of current video camera, last synthesis system is synthesized background and prospect according to the mask signal, realizes that the nothing of host's foreground signal and virtual three-dimensional background signal is stitched into.
At present, what real-time edition three-dimensional scenic template mainly adopted in Virtual Studio System is to compile the mode of broadcasting one, Virtual Studio System is comprised of main control end and two parts of client (being graphics workstation), broadcast in volume under the pattern of one, the main control end of Virtual Studio System is not only editing system, need to bear the function of three-dimensional scenic edit model, again the control end of Virtual Studio System simultaneously, this method is taked to compile, the mode of control one, functions of graphic editing system is many, but the heavy burden of playing up simultaneously is also larger, and coefficient of safety is lower, be unfavorable for that program broadcasts, compile broadcast one the Virtual Studio System workflow as shown in Figure 1.
For addressing the above problem, the pattern that record and broadcast separates is more and more adopted in the now making of TV programme, and under the record and broadcast clastotype, the making of three-dimensional scenic template operates under different environment with broadcasting, and is more conducive to like this fail safe of program.Under the pattern that record and broadcast separates, be responsible for the making of three-dimensional scenic template by online picture and text packing editing systems (usually being called for short editing system), the main control end of virtual studio is responsible for reading the broadcast control of three-dimensional scenic masterplate, virtual studio, and simple editing function such as the Alternate text of three-dimensional scenic masterplate, replace picture or video that video is windowed, change the locus of scene, change the locus of adjustable object in the scene, play, suspend, the stops animation function, whether the key object is enabled in the scene, and whether scene tracking camera etc.; Client is the operation that graphics workstation is responsible for the respective graphical work station, the video camera information real-time rendering three-dimensional scenic that reads simultaneously tracking system is used for broadcasting, main control end and client are carried out communication by network, and the Virtual Studio System of record and broadcast clastotype forms as shown in Figure 2.Obviously record and broadcast separates, the making of three-dimensional scenic template is finished under different environment respectively from broadcast, increased the completeness that program broadcasts, also improved simultaneously the make efficiency of column, this is its advantage, but it also has weak point, for example sometimes need to adjust in real time according to host's position the parameter of animation key frame, animation such as a three-dimensional body, the effect that needs to realize is that three-dimensional body flies into, fly into the host the head on then rotating 360 degrees fly out again, this just needs facing to the host, adjust in real time simultaneously the position of key frame according to the video camera of current studio, and the control end of Virtual Studio System can only carry out simple editing to the three-dimensional scenic template, do not satisfy needs, editing system is because being that relatively independent system can't obtain again the video camera information in the system in the virtual studio, so editing system can't be adjusted for current host's position the parameter of three-dimensional scenic masterplate, the situation that so in the end occurs sometimes host and background dislocation on the three-dimensional scenic picture of output, in order to overcome this situation, the user can only rule of thumb carry out blind accent by hand, but artificial operation has very large error, this brings very large puzzlement to program making, also can reduce the efficient of program making and broadcast simultaneously.
The present invention has provided solution for the problems referred to above just.
Summary of the invention
The method that the purpose of this invention is to provide a kind of editing template in real time in virtual studio system, can either guarantee the fail safe that the Virtual Studio System record and broadcast separates by the method, can allow again Virtual Studio System according to the positional information real-time edition three-dimensional scenic template of real camera, envoy's purpose is broadcasted safety and precise.
For achieving the above object, the technical solution used in the present invention is: a kind of method of editing template in real time in virtual studio system comprises the steps:
When (1) Virtual Studio System is started working, determine picture processing path information, connecting client is graphics workstation, then carries out initial alignment, then generates configuration information, preserves this configuration information; Described configuration information refers to the seat in the plane configuration, seat in the plane control, and the chroma key configuration, sensor parameters, the infinite blue box parameter is blocked the peculiar information of Virtual Studio System such as key configuration;
(2) configuration information described in the editing system read step (1), connecting corresponding client according to configuration information is graphics workstation, then graphics workstation sends the current positional information of indoor camera of performing in a radio or TV programme in real time to editing system, editing system is then played up three-dimensional scenic in the current three-dimensional scenic template according to the positional information of real camera in the current studio of receiving, and the view data after will playing up sends to graphics workstation in real time, graphics workstation sends to monitor by the I/O card again and carries out premonitoring, according to the result of premonitoring the three-dimensional scenic in the three-dimensional scenic template is carried out editing and processing in real time.
Further, the initial alignment described in the step (1) is with the camera alignment index point, and with the sensor-based system initialization, then Virtual Studio System carries out initial alignment, makes the virtual video camera that guarantees three-dimensional scenic consistent with real camera position relationship coupling;
Further, the definite picture processing path information described in the step (1) refers to determine the number of graphics workstation, seat in the plane number, the focal length file that each seat in the plane is corresponding, the time-delay number of fields information that switch the computer name of each graphics workstation and seat in the plane;
Further, in the step (1) configuration information is kept in the file;
Further, in the step (2), link and communication by computer network between editing system and the graphics workstation;
Further, in the step (2), when the view data after editing system will be played up sent to graphics workstation in real time, the concrete grammar of employing was:
1) send-thread of establishment more than 2 or 2 in editing system creates the receiving thread identical with editing system quantity in graphics workstation, and with setting up one to one relation between send-thread and the receiving thread, enables to intercom mutually;
2) by the definite quantity that a two field picture is divided into data block of editing system, this quantity is identical with the quantity of send-thread and receiving thread;
When 3) beginning the real-time Transmission image, at first editing system sends the request of transmitting image to graphics workstation, after graphics workstation is received request, starts receiving thread, will agree that the order that sends image sends back to editing system; Editing system starts send-thread after receiving the transmission order of graphics workstation, editing system is according to step 2) in prior quantification, the first two field picture is divided into data block, then by send-thread data block is sent to graphics workstation, graphics workstation is by corresponding receiving thread receive data piece, after receiving thread receives all data blocks, by graphics workstation the data block that receives is reassembled into original image, and send the I/O card to upgrade synchronizing information, and synchronizing information is sent to editing system;
4) processing finishes if image transmitting is complete, if need to continue transmitting image, after then editing system is received synchronizing information from graphics workstation, editing system is divided into data block with the second two field picture, according to the transmission of the described method of step 3) with receive the second two field picture, until all image transmittings are complete;
Further again, in the step 3), in the process of image transmitting, each send-thread only sends a data block, and each receiving thread receives only a data block, adopts concrete method to be for this reason: when creating send-thread and receiving thread, each send-thread/receiving thread can obtain a sequence number simultaneously, sequence number is since 0, and is follow-up cumulative 1, and its sequence number is identical between the send-thread of intercommunication and the receiving thread mutually; When editing system was divided into data block with image, each data block also can obtain a sequence number, and sequence number is since 0, and follow-up cumulative 1; When editing system sent data block, the send-thread of specific numbers only sent the data block identical with own sequence number like this; In like manner, the receiving thread of graphics workstation also has this corresponding relation with the data block that receives.
Beneficial effect of the present invention is: adopt method of the present invention, in the Virtual Studio System that record and broadcast separates, graphics workstation and editing system are interlinked, allow both realize alternately, can either guarantee like this fail safe that the Virtual Studio System record and broadcast separates, can allow again Virtual Studio System according to the positional information real-time edition three-dimensional scenic template of real camera, envoy's purpose is broadcasted safety and precise.
Description of drawings
Fig. 1 compiles the Virtual Studio System schematic diagram of broadcasting one in the prior art;
Fig. 2 is the Virtual Studio System schematic diagram that record and broadcast separates in the prior art;
Fig. 3 is the schematic flow sheet that adopts the method for the invention real-time edition three-dimensional scenic template in Virtual Studio System;
Fig. 4 editing system and figure worker stand and make in real time mutual schematic diagram.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in detail.
As shown in Figure 3, a kind of method of editing template in real time in virtual studio system comprises the steps:
When (1) Virtual Studio System is started working, determine the i.e. number of definite graphics workstation of picture processing path information, the seat in the plane number, the focal length file that each seat in the plane is corresponding, the information such as time-delay number of fields that switch the computer name of each graphics workstation and seat in the plane, connecting client is graphics workstation, then carry out initial alignment, then generate configuration information, preserve this configuration information, configuration information is term commonly used in the existing Virtual Studio System, it refers to the seat in the plane configuration, seat in the plane control, chroma key configuration, sensor parameters, the infinite blue box parameter, block the information such as key configuration, all configuration information can be saved as a configuration file in the practical operation, use very convenient; Described initial alignment refers to the camera alignment index point, and with the sensor-based system initialization, then Virtual Studio System carries out initial alignment, can make like this position relationship coupling of the virtual video camera of three-dimensional scenic and real camera consistent;
(2) configuration file that forms in the editing system read step (1), connecting corresponding client according to the corresponding configuration parameter information of preserving in the configuration file is graphics workstation, because main control end only links own pre-set graphics workstation in the Virtual Studio System, that does not set will can not connect, then graphics workstation sends the positional information of real camera in the current studio in real time to editing system, because graphics workstation can receive the positional information of the real camera of sending from tracking system in the Virtual Studio System in real time, after editing system is received the positional information of current video camera, the positional information of meeting real-time update three-dimensional scenic virtual video camera, allow the virtual video camera of three-dimensional scenic is consistent in real camera and the editing system, then editing system is played up the three-dimensional scenic in the current three-dimensional scenic template accordingly, and the view data after will playing up sends to graphics workstation in real time, graphics workstation sends to monitor by the I/O card again and carries out premonitoring, just can see the preview effect of three-dimensional scenic under the current camera parameters this moment, effect according to preview, the user can carry out editing and processing in real time to the three-dimensional scenic in the three-dimensional scenic template, until satisfied, the schematic diagram of editing system and graphics workstation real-time, interactive as shown in Figure 4.
Need to prove, when the view data after editing system will be played up sends to graphics workstation in real time, usually image all is to transmit in real time, and at the present SD pal modes that adopt of the TV domain of China, the transmission frame per second of image is 25fps more, the size of a SD image is 720*576*4k, therefore the data volume that sends of a two field picture is larger, by all greater than 2M, in order to guarantee the real-time Transmission image, the method that the present invention has adopted multithreading to transmit simultaneously, specific as follows:
1) send-thread of establishment more than 2 or 2 in editing system creates the receiving thread identical with editing system quantity in graphics workstation, and with setting up one to one relation between send-thread and the receiving thread, enables to intercom mutually;
2) by the definite quantity that a two field picture is divided into data block of editing system, this quantity is identical with the quantity of send-thread and receiving thread, and the data volume between the data block can be identical, also can be different, preferably identical;
When 3) beginning the real-time Transmission image, at first editing system sends the request of transmitting image to graphics workstation, after graphics workstation is received request, starts receiving thread, will agree that the order that sends image sends back to editing system; Editing system starts send-thread after receiving the transmission order of graphics workstation, editing system is according to step 2) in prior quantification, the first two field picture is divided into data block, then by send-thread data block is sent to graphics workstation, graphics workstation is by corresponding receiving thread receive data piece, after receiving thread receives all data blocks, by graphics workstation the data block that receives is reassembled into original image, and send the I/O card to upgrade synchronizing information, and synchronizing information is sent to editing system;
4) processing finishes if image transmitting is complete, if need to continue transmitting image, after then editing system is received synchronizing information from graphics workstation, editing system is divided into data block with the second two field picture, according to step 3) described method transmission and receive the second two field picture, until all image transmittings are complete;
In the process of above-mentioned image transmitting, each send-thread/receiving thread guarantees data block of a sending/receiving, adopt concrete method to be: when creating send-thread and receiving thread for this reason, each send-thread/receiving thread can obtain a sequence number simultaneously, sequence number is since 0, follow-up cumulative 1, its sequence number is identical between the send-thread of intercommunication and the receiving thread mutually; When editing system was divided into data block with image, each data block also can obtain a sequence number, and sequence number is since 0, and follow-up cumulative 1; When editing system sent data block, the send-thread of specific numbers only sent the data block identical with own sequence number like this; In like manner, the receiving thread of graphics workstation and the data block that receives also have this corresponding relation, for example, one two field picture is divided into 4 data blocks that data volume is identical, and each data block can obtain a sequence number simultaneously, and sequence number is since 0, follow-up cumulative 1, namely obtain data block 0, data block 1, data block 2 and data block 3 amount to 4 data blocks; Then by 4 send-threads these 4 data blocks are sent to graphics workstation, when sending data block, the send-thread of specific numbers only sends the data block identical with own sequence number, such as 1 transmission of send-thread data block 1 identical with own sequence number, in like manner, the receiving thread of graphics workstation and the data block that receives also have this corresponding relation, can guarantee that like this each send-thread only sends a data block.Graphics workstation receives 4 data blocks by 4 corresponding receiving threads, owing to having set up in advance one to one relation between send-thread and the receiving thread, therefore be easy to realize the reception of data block, it is the data block 0 that receiving thread 0 receives from send-thread 0, the data block 1 that receiving thread 1 receives from send-thread 1, the data block 2 that receiving thread 2 receives from send-thread 2, the data block that receiving thread 3 receives from send-thread 3, after receiving thread receives all data blocks, 4 data blocks that will be received by graphics workstation are reassembled into original image, and according to I/O card renewal synchronizing information, the transmission frame per second of guaranteeing image is 25fps, and synchronizing information is sent to editing system;
In addition, for make every two field picture and process after data block according to 25fps frame per second synchronized transmission, in image transmitting, adopted many locks and Mutex object technology, suppose that a two field picture has been divided into four data blocks, the course of work of this technology is as follows so:
In editing system, after a frame image data is sent, can enters lock more than and wait for.Should many locks by an overall situation withdraw from automatic trigger event and one whether the manual triggers event of update image data form.The latter after four send-threads are all received the receiving terminal return path signal by manual triggers.Idiographic flow is: in each send-thread, want first the transmission of executing data piece, wait for afterwards return path signal, after receiving return path signal, share counter and add 1 under the protection of Mutex object.After this this thread enters the wait of lock more than, and these many locks withdraw from event by an overall situation that automatically triggers and a manual triggers transmission event forms.When certain thread found that shared counter is 4, manual triggers update image data event was shared counter O reset simultaneously.After the view data renewal was complete, the transmission event of each thread of meeting manual triggers sent its data block that enters a new round.
In graphics workstation, created four receiving threads after, enter more than one lock and wait for.These many locks withdraw from automatic trigger event by an overall situation and a view data restructuring manual triggers event forms.The latter after four receiving threads all harvest separately data block by manual triggers.Idiographic flow is: in each receiving thread, want first the reception of executing data piece, share counter after receiving and add 1 under the protection of Mutex object, and send return path signal to transmitting terminal.After this enter lock more than and wait for, these many locks are comprised of the receive data event that an overall situation that automatically triggers withdraws from event and a manual triggers.When certain thread finds that shared counter is 4, manual triggers reconstructed picture data event, and upgrade synchronizing information, trigger the transmission event of each thread.
Method of the present invention is not limited to the embodiment described in the embodiment, and those skilled in the art's technical scheme according to the present invention draws other execution mode, belongs to equally technological innovation scope of the present invention.
Claims (7)
1. the method for an editing template in real time in virtual studio system comprises the steps:
When (1) Virtual Studio System is started working, determine picture processing path information, connect client, then carry out initial alignment, then generate configuration information, preserve this configuration information;
(2) configuration information described in the editing system read step (1), connecting corresponding client according to configuration information is graphics workstation, then graphics workstation sends the current positional information of indoor camera of performing in a radio or TV programme in real time to editing system, editing system is then played up three-dimensional scenic in the current three-dimensional scenic template according to the positional information of the current video camera received, and the view data after will playing up sends to graphics workstation in real time, graphics workstation sends to monitor by the I/O card again and carries out premonitoring, according to the result of premonitoring the three-dimensional scenic in the three-dimensional scenic template is carried out editing and processing in real time.
2. the method for a kind of editing template in real time in virtual studio system as claimed in claim 1, it is characterized in that: the initial alignment described in the step (1) is with the camera alignment index point, with the sensor-based system initialization, then Virtual Studio System carries out initial alignment, guarantees that the virtual video camera of three-dimensional scenic is consistent with real camera position relationship coupling.
3. the method for a kind of editing template in real time in virtual studio system as claimed in claim 1 or 2, it is characterized in that: the definite picture processing path information described in the step (1) refers to determine the number of graphics workstation, the seat in the plane number, the focal length file that each seat in the plane is corresponding, the time-delay number of fields information that switch the computer name of each graphics workstation and seat in the plane.
4. the method for a kind of editing template in real time in virtual studio system as claimed in claim 1 is characterized in that: in the step (1) configuration information is kept in the file.
5. the method for a kind of editing template in real time in virtual studio system as claimed in claim 1 is characterized in that: in the step (2), link and communication by computer network between editing system and the graphics workstation.
6. the method for a kind of editing template in real time in virtual studio system as claimed in claim 1, it is characterized in that: in the step (2), when the view data after editing system will be played up sent to graphics workstation in real time, the concrete grammar of employing was:
1) send-thread of establishment more than 2 or 2 in editing system creates the receiving thread identical with editing system quantity in graphics workstation, and with setting up one to one relation between send-thread and the receiving thread, enables to intercom mutually;
2) by the definite quantity that a two field picture is divided into data block of editing system, this quantity is identical with the quantity of send-thread and receiving thread;
When 3) beginning the real-time Transmission image, at first editing system sends the request of transmitting image to graphics workstation, after graphics workstation is received request, starts receiving thread, will agree that the order that sends image sends back to editing system; Editing system starts send-thread after receiving the transmission order of graphics workstation, editing system is according to step 2) in prior quantification, the first two field picture is divided into data block, then by send-thread data block is sent to graphics workstation, graphics workstation is by corresponding receiving thread receive data piece, after receiving thread receives all data blocks, by graphics workstation the data block that receives is reassembled into original image, and send the I/O card to upgrade synchronizing information, and synchronizing information is sent to editing system;
4) processing finishes if image transmitting is complete, if need to continue transmitting image, after then editing system is received synchronizing information from graphics workstation, editing system is divided into data block with the second two field picture, according to the transmission of the described method of step 3) with receive the second two field picture, until all image transmittings are complete.
7. the method for a kind of editing template in real time in virtual studio system as claimed in claim 6, it is characterized in that: in the step 3), in the process of image transmitting, each send-thread only sends a data block, each receiving thread receives only a data block, adopt concrete method to be: when creating send-thread and receiving thread for this reason, each send-thread/receiving thread can obtain a sequence number simultaneously, sequence number is since 0, follow-up cumulative 1, its sequence number is identical between the send-thread of intercommunication and the receiving thread mutually; When editing system was divided into data block with image, each data block also can obtain a sequence number, and sequence number is since 0, and follow-up cumulative 1; When editing system sent data block, the send-thread of specific numbers only sent the data block identical with own sequence number like this; In like manner, the receiving thread of graphics workstation also has this corresponding relation with the data block that receives.
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102340690A (en) * | 2011-09-13 | 2012-02-01 | 苏州美娱网络科技有限公司 | Interactive television program system and realization method |
| CN104077120A (en) * | 2013-03-29 | 2014-10-01 | 腾讯科技（深圳）有限公司 | Image and text processing method, system and server |
| CN105407259B (en) * | 2015-11-26 | 2019-07-30 | 北京理工大学 | Virtual image capture method |
| CN106027855B (en) * | 2016-05-16 | 2019-06-25 | 深圳迪乐普数码科技有限公司 | A kind of implementation method and terminal of virtual rocker arm |
| CN105873208A (en) * | 2016-06-06 | 2016-08-17 | 杭州同步科技有限公司 | Command transmitting method applied in virtual studio system |
| CN107071365A (en) * | 2017-05-08 | 2017-08-18 | 北京德火新媒体技术有限公司 | A kind of meteorological data Virtual Service system and method |
| CN107610079B (en) * | 2017-09-11 | 2020-06-23 | Oppo广东移动通信有限公司 | Image processing method and apparatus, electronic apparatus, and computer-readable storage medium |
| CN108280882B (en) * | 2018-01-24 | 2021-12-31 | 北京德火新媒体技术有限公司 | Method and system for implanting AR foreground object position in virtual display space |
| CN112017264B (en) * | 2020-09-10 | 2023-09-26 | 网易（杭州）网络有限公司 | Display control method and device for virtual studio, storage medium and electronic equipment |
| CN115022545B (en) * | 2022-06-02 | 2024-04-02 | 北京字跳网络技术有限公司 | Method, apparatus, device and storage medium for content shooting |
| CN116896608B (en) * | 2023-09-11 | 2023-12-12 | 山东省地震局 | Virtual seismic scene presentation system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0305294D0 (en) * | 2003-03-07 | 2003-04-09 | British Broadcasting Corp | Video production |
| CN1477856A (en) * | 2002-08-21 | 2004-02-25 | 北京新奥特集团 | True three-dimensional virtual studio system and its implement method |
| TW200605647A (en) * | 2004-07-23 | 2006-02-01 | Imagetech Co Ltd | Method and system for media production in virtual studio |
| CN101110908A (en) * | 2007-07-20 | 2008-01-23 | 西安宏源视讯设备有限责任公司 | Foreground depth of field position identification device and method for virtual studio system |
-
2008
- 2008-09-10 CN CN2008102221319A patent/CN101674419B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1477856A (en) * | 2002-08-21 | 2004-02-25 | 北京新奥特集团 | True three-dimensional virtual studio system and its implement method |
| GB0305294D0 (en) * | 2003-03-07 | 2003-04-09 | British Broadcasting Corp | Video production |
| TW200605647A (en) * | 2004-07-23 | 2006-02-01 | Imagetech Co Ltd | Method and system for media production in virtual studio |
| CN101110908A (en) * | 2007-07-20 | 2008-01-23 | 西安宏源视讯设备有限责任公司 | Foreground depth of field position identification device and method for virtual studio system |
Non-Patent Citations (2)
| Title |
|---|
| 乔宇 等.《虚拟演播室技术》.《重庆大学学报》.2003,第26卷(第1期), * |
| 齐越.《虚拟演播室:结构及关键技术》.《中国图形图形学报》.2000,第5卷(第6期), * |
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