CN101064768A - System and method for playing synchronously dynamic image - Google Patents
System and method for playing synchronously dynamic image Download PDFInfo
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- CN101064768A CN101064768A CN 200610060573 CN200610060573A CN101064768A CN 101064768 A CN101064768 A CN 101064768A CN 200610060573 CN200610060573 CN 200610060573 CN 200610060573 A CN200610060573 A CN 200610060573A CN 101064768 A CN101064768 A CN 101064768A
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Abstract
A system and method for playing dynamic images is disclosed, the system for playing dynamic images includes player unit, video display terminal unit and sever, the sever and player unit are connected by wire or wireless network; every player connects with sever via network to realize synchronous playing. The method includes: step A1 the sever reads the indicated script data, A2 opens the film file; A3 executes the procession of audio output and plays the film file. The benefit results produced by the invention are: it adopts the method that the sever is used to send synchronous signal, the sever controls the playing flow according to certain time interval and the signal to eliminate the difference, and realize the synchronous aim, the edge of content to be displayed is executed the dark transition procession, and the display content can combine with the content of screen projection seamlessly, the playing can be realized without gap and the integrity of images, and the effect can reach consummate seamless combination.
Description
Technical field
The invention belongs to image play-back technology field, particularly the projection play-back technology of dynamic image on special-shaped screen.
Background technology
The space that traditional video wall all can occur fixing when realizing huge image, the image resolution ratio of bringing does not simultaneously increase and increases along with the video wall size, just the distance of observing adds far, to be fuzzyyer when closely seeing, when being applied to HD image such as astronomy, just can't be competent at more.
Summary of the invention
The invention reside in and overcome above-mentioned deficiency, a kind of dynamic image Play System and method are provided.Provide a kind of Play System and a kind of realization that solves the arbitrary resolution dynamic image fully not have space, make the image processing techniques of the dynamic image of image continuous whole.
The present invention implements by following technical scheme: construct a kind of dynamic image Play System, described dynamic image Play System comprises player unit, video display terminal unit, it is characterized in that also comprising server, connect communication by wired or wireless network between described server and the player unit; Described video display terminal is connected with player unit, accepts and the vision signal of the machine output of displaying the play, and described player unit comprises a plurality of players, and each player all is connected the realization synchronous playing by network with described server.
In dynamic image Play System of the present invention, described video display terminal unit comprises projection screen and at least more than one projecting apparatus, described each projecting apparatus is connected with at least more than one player, and the acceptance pattern image signal projects on the projection screen.
In dynamic image Play System of the present invention, described server and player unit ICP/IP protocol and udp protocol communication.
In dynamic image Play System of the present invention, store played file on the described player, the played file unanimity that each player is stored.
In dynamic image Play System of the present invention, store script file and special efficacy file on the described server.
In dynamic image Play System of the present invention, also comprise unlatching, an operation that is used to control various special effect devices, make between the demonstration of various spot effects and image to reach synchronous effect special efficacy controller, described server links to each other with described special efficacy controller by serial server.
In dynamic image Play System of the present invention, described server is according to certain time interval, by User Datagram Protoco (UDP), communications protocol transmitting time signal in network, after each player receives time signal, carry out the controls playing flow process according to this signal instruction.
The present invention implements by following technical scheme: construct a kind of control method of Network Synchronization Play System of dynamic image Play System, may further comprise the steps:
The A1 server reads in the appointment script data, ceases and desist order execution in step A2 if the film of not playing is arranged or do not receive;
A2 opens the film file, waits for the player feedback, judges whether to return normal signal, if return normal signal, execution in step A3;
A3 sends play instruction, and the player state is set, and carries out movie.
In the control method of the Network Synchronization Play System of dynamic image Play System of the present invention, in steps A 1, also comprise the steps:
A1.1 reads in the appointment script data;
A1.2 judges whether the film of not playing or does not receive to cease and desist order, if execution in step A2 is arranged, if there is not execution in step A1.3;
Whether A1.3 carries out loop play, if get back to steps A 1.1; If not, finish;
In steps A 2, also comprise the steps:
A2.1 opens the film file;
A2.2 waits for the player feedback, judges whether player all returns normal signal, if, execution in step A3; If not, handle and end;
In steps A 3, also comprise the steps:
Judged whether the audio frequency input, if the audio frequency of carrying out output is arranged; If do not carry out audio frequency output.
In the control method of the Network Synchronization Play System of dynamic image Play System of the present invention, described image file also will be handled through the anamorphose lens before depositing player in, concrete steps are: use three-dimensional software to set up a virtual arch curtain the same with profile with the actual screen size, above being received within will projection, and make a gray scale shade, dark transition processing is done gradually at the content displayed edge, make want content displayed can with the seamless amalgamation of screen prjection content of other players; It is behind the scenes to be presented at virtual arch, in three-dimensional rendering software, sets up the virtual camera of establishing with the position of actual projecting apparatus and retakes.
The beneficial effect that the present invention produced is: at first native system has taked server to send the mode of signal lock in time, by server according to certain time interval, by UDP communications protocol transmitting time signal in network, after each player is subjected to time signal, come the controls playing flow process, eliminated difference according to this signal, realized synchronous purpose, realized no space so native system is play, the time image continuous whole, on effect, reached perfect seamless spliced effect.In addition, before dynamic image output, utilize three-dimensional software that image modeling simulation carrying out anamorphote is handled, guaranteed the correctness of the image projection of projecting apparatus on the arch curtain.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the composition frame chart of dynamic image synchronous playing system of the present invention;
Fig. 2 is the server of dynamic image synchronous playing system of the present invention and the transfer of data schematic diagram of player;
Fig. 3 is the server of dynamic image synchronous playing system of the present invention and the data communication sequential chart of player;
Fig. 4 is the movie flow chart of dynamic image synchronous broadcast method of the present invention;
Fig. 5 is the software modeling image processing schematic diagram of dynamic image synchronous broadcast method of the present invention.
Embodiment
For realizing the high-resolution dynamic image, used the dynamic image of 2000 lines * 7680 lines.Described dynamic image Play System, as shown in Figure 1: native system has adopted 33 projecting apparatus, laterally arranging with 31 group is 11 row, with 17 computers is player, the driven in synchronism playing image, all store the film file that to play to some extent on each computer respectively, and all used the image playout software of high definition respectively.Each computer is connected with two projecting apparatus, is responsible for the broadcast of two projector images respectively.Computer and server are in together in the same local area network (LAN), calculate based on adopting ICP/IP protocol and udp protocol to carry out Communication Control between the server.The vision signal of computer output is shown on the screen by projecting apparatus, realizes video output.In order to realize special efficacy control output, the special efficacy file storage is on server, and server also is connected with a special efficacy controller by serial ports in addition, the output of control special efficacy effect.For sound film, audio frequency is by the output of the high-quality sound card on the computer, and so multi-channel synchronous that just can realize is play film, and the effect of the sound special efficacy image of transmission Synchronization Control instruction.
In order to keep multimachine same sowing time, eliminate each species diversity, farthest video, audio frequency and the special efficacy of realization broadcast is synchronous, takes the mode of server transmission signal lock in time, by server according to certain hour at interval, be set at 1 second in the present embodiment, by UDP (User Datagram Protocol) communication protocol transmitting time signal in network, after each player receives time signal, come the controls playing flow process according to this signal, eliminate difference, reach synchronous purpose.Though it should be noted that UDP itself is the communication protocol of unreliable transmission, does not promptly guarantee certain arrival, do not guarantee to arrive in order yet, this be meant under wide area network (WAN) environment, its reliability still is guaranteed under the Local Area Network environment.Because the CIG system moves under LAN environment, so can utilize udp protocol communication to realize time synchronized.
As shown in Figure 2: the calculating in transmission time in the network:
Suppose that server sends first signal in time T 1, player is at time t1 signal and send a signal immediately, and server is received signal at T2, sends a signal again, and player is received second signal at time t2.So for server T3=(T2-T1)/the 2nd, the time that data are transmitted in network; For player t3=(t2-t1)/2.The high-resolution counter of server by utilizing computer is set up internal clocking, and precision can be brought up to the microsecond level, accurately controls the Synchronous Processing of film and plays.
As shown in Figure 3: server sends signal at T1, tells player to begin constantly to play at the time T 1:T1+tDelay of server, and tDelay is time of delay.Player calculates the time t4:t4=tDelay-t3 that oneself needs to postpone wait after receiving commencing signal.The notice playing module begins to play after waiting for t4.
Server obtains at that time that the time starts synchronizing thread as the fiducial time of Synchronous Processing after waiting for tDelay, with some cycles (1 second) moment value of relative datum time is sent to player, and precision is a microsecond.
After player receives synchronizing signal, take out the server flows time numerical value in the data, add the network delay time, deduct DirectShow and carry out the time of delay of playing, player is advanced to proofread and correct as the correct stream time that player is current.
As shown in Figure 4: the dynamic image synchronous broadcast controlling method may further comprise the steps:
The S1 server reads in the appointment script data;
S2 judges whether the film that play the position or does not receive halt instruction, if execution in step S3 is if not execution in step S12;
The S3 server is assigned the instruction of opening the film file, execution in step S4;
S4 also waits for the feedback of player, execution in step S5;
S5 judges whether to return the ready signal, if execution in step S6; End if not handling, get back to step S2;
S6 sends play instruction, and player state this moment is set, and has judged whether audio frequency output, if having then output audio, if there is not output audio;
S7 is provided with the player state;
The output of S8 player is play;
S9 plays end;
S10 preserves the state of player;
S11 is provided with film status, gets back to step S2;
S12 plays whether be all over execution in step S13;
S13 judges whether it is loop play, if not, finish; If get back to step S1.
When execution in step S6, S7, output stage motion special efficacy control command is carried out the output of platform motion special efficacy simultaneously.
For the seamless amalgamation that realizes image and and straightening, by the mode of three dimensions change, image has been carried out special processing.As shown in Figure 5: in Maya three-dimensional rendering software, set up a virtual arch curtain the same with external form with the actual screen size, be received within on the face in will projection going out, and make a gray scale shade, dark excess processes is done gradually at the edge of displaying contents, make content can with the seamless amalgamation of the content of other screen prjection.It is behind the scenes that image is presented at virtual arch, sets up virtual video camera with the position of actual projecting apparatus again in Maya and retake, and the dynamic image that obtains so just can be launched by projecting apparatus, is presented on the display screen, realizes the effect of system requirements.
Claims (11)
1, a kind of dynamic image synchronous playing system, described dynamic image Play System comprises player unit, video display terminal unit, it is characterized in that also comprising server, connect communication by wired or wireless network between described server and the player unit; Described video display terminal is connected with player unit, accepts and the vision signal of the machine output of displaying the play, and described player unit comprises a plurality of players, and each player all is connected the realization synchronous playing by network with described server.
2, dynamic image synchronous playing system according to claim 1, it is characterized in that, described video display terminal unit comprises projection screen and at least more than one projecting apparatus, described each projecting apparatus is connected with at least more than one player, the acceptance pattern image signal projects on the projection screen.
3, dynamic image synchronous playing system according to claim 1 is characterized in that, described server and player unit ICP/IP protocol and udp protocol communication.
4, dynamic image synchronous playing system according to claim 1 is characterized in that, stores played file on the described player, the played file unanimity that each player is stored.
5, dynamic image synchronous playing system according to claim 1 is characterized in that, stores script file and special efficacy file on the described server.
6, dynamic image synchronous playing system according to claim 1, it is characterized in that, also comprise unlatching, an operation that is used to control various special effect devices, make between the demonstration of various spot effects and image to reach synchronous effect special efficacy controller, described server links to each other with described special efficacy controller by serial server.
7, dynamic image synchronous playing system according to claim 1, it is characterized in that, described server is according to certain time interval, by User Datagram Protoco (UDP), communications protocol transmitting time signal in network, after each player receives time signal, carry out the controls playing flow process according to this signal instruction.
8. dynamic image synchronous playing system according to claim 7, it is characterized in that, after player receives synchronizing signal, take out the server flows time numerical value in the data, add the network delay time, deduct the time of delay that DirectShow carry out to play, player is advanced to proofread and correct as the correct stream time that player is current.
9, a kind of dynamic image synchronous broadcast method may further comprise the steps:
The A1 server reads in the appointment script data, ceases and desist order execution in step A2 if the film of not playing is arranged or do not receive;
A2 opens the film file, waits for the player feedback, judges whether to return normal signal, if return normal signal, execution in step A3;
A3 sends play instruction, and the player state is set, and carries out movie.
10, dynamic image synchronous broadcast method according to claim 9 is characterized in that, may further comprise the steps:
In steps A 1, also comprise the steps:
A1.1 reads in the appointment script data;
A1.2 judges whether the film of not playing or does not receive to cease and desist order, if execution in step A2 is arranged, if there is not execution in step A1.3;
Whether A1.3 carries out loop play, if get back to steps A 1.1; If not, finish;
In steps A 2, also comprise the steps:
A2.1 opens the film file;
A2.2 waits for the player feedback, judges whether player all returns normal signal, if, execution in step A3; If not, handle and end;
In steps A 3, also comprise the steps:
Judged whether the audio frequency input, if the audio frequency of carrying out output is arranged; If no, do not carry out audio frequency output.
11, dynamic image synchronous broadcast method according to claim 10, it is characterized in that, described image file also will be handled through the anamorphose lens before depositing player in, concrete steps are: use three-dimensional software to set up a virtual arch curtain the same with profile with the actual screen size, above being received within will projection, and make a gray scale shade, gradually dark transition processing is done at the content displayed edge, make want content displayed can with the seamless amalgamation of screen prjection content of other players, it is behind the scenes to be presented at virtual arch, in three-dimensional rendering software, set up virtual video camera with the position of actual projecting apparatus and retake.
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| CNB2006100605739A CN100527784C (en) | 2006-04-29 | 2006-04-29 | System and method for playing synchronously dynamic image |
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| CNB2006100605739A CN100527784C (en) | 2006-04-29 | 2006-04-29 | System and method for playing synchronously dynamic image |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222516A (en) * | 2010-04-19 | 2011-10-19 | 吉易高科股份有限公司 | Synchronous acoustooptic playing system |
| CN101640698B (en) * | 2009-08-21 | 2012-06-06 | 广东威创视讯科技股份有限公司 | Distributed image synchronous display method |
| CN102694960A (en) * | 2012-06-08 | 2012-09-26 | 深圳路迪网络有限公司 | Device for synchronously controlling video output signal |
| CN101554537B (en) * | 2009-04-28 | 2012-10-03 | 西安和利德软件有限公司 | Four-dimensional cinema synchronous play method based on Ethernet |
| CN102752642A (en) * | 2012-06-18 | 2012-10-24 | 李洋 | Method and system for synchronously broadcasting multi-terminal video based on IP (internet protocol) network |
| CN102780785A (en) * | 2012-08-13 | 2012-11-14 | 广东威创视讯科技股份有限公司 | Multi-terminal synchronous display method, terminal and system |
| CN103716549A (en) * | 2013-12-31 | 2014-04-09 | 成都有尔科技有限公司 | High-definition synchronized playing system and realizing method thereof |
| CN103839558A (en) * | 2012-11-23 | 2014-06-04 | 三星电子（中国）研发中心 | Method and server for synchronous playing and player |
| CN104717522A (en) * | 2015-03-20 | 2015-06-17 | 深圳市环球数码创意科技有限公司 | System and method for carrying out playing with multiple video devices synchronized with one audio device |
| CN107995503A (en) * | 2017-11-07 | 2018-05-04 | 西安万像电子科技有限公司 | Audio and video playing method and apparatus |
| CN109922230A (en) * | 2017-12-12 | 2019-06-21 | 阿里巴巴集团控股有限公司 | Synchronous broadcast method, control method for playing back and the device of dynamic content |
| CN110691231A (en) * | 2018-07-05 | 2020-01-14 | 深圳多哚新技术有限责任公司 | Virtual reality playing system and synchronous playing method thereof |
| CN112783458A (en) * | 2019-11-08 | 2021-05-11 | 京东方科技集团股份有限公司 | Synchronous display method, system, electronic device and computer readable medium |
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- 2006-04-29 CN CNB2006100605739A patent/CN100527784C/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101554537B (en) * | 2009-04-28 | 2012-10-03 | 西安和利德软件有限公司 | Four-dimensional cinema synchronous play method based on Ethernet |
| CN101640698B (en) * | 2009-08-21 | 2012-06-06 | 广东威创视讯科技股份有限公司 | Distributed image synchronous display method |
| CN102222516A (en) * | 2010-04-19 | 2011-10-19 | 吉易高科股份有限公司 | Synchronous acoustooptic playing system |
| CN102694960A (en) * | 2012-06-08 | 2012-09-26 | 深圳路迪网络有限公司 | Device for synchronously controlling video output signal |
| CN102752642B (en) * | 2012-06-18 | 2014-12-17 | 深圳市云动创想科技有限公司 | Method and system for synchronously broadcasting multi-terminal video based on IP (internet protocol) network |
| CN102752642A (en) * | 2012-06-18 | 2012-10-24 | 李洋 | Method and system for synchronously broadcasting multi-terminal video based on IP (internet protocol) network |
| CN102780785A (en) * | 2012-08-13 | 2012-11-14 | 广东威创视讯科技股份有限公司 | Multi-terminal synchronous display method, terminal and system |
| CN103839558A (en) * | 2012-11-23 | 2014-06-04 | 三星电子（中国）研发中心 | Method and server for synchronous playing and player |
| CN103839558B (en) * | 2012-11-23 | 2016-08-31 | 三星电子（中国）研发中心 | Synchronous broadcast method and server, player |
| CN103716549A (en) * | 2013-12-31 | 2014-04-09 | 成都有尔科技有限公司 | High-definition synchronized playing system and realizing method thereof |
| CN104717522A (en) * | 2015-03-20 | 2015-06-17 | 深圳市环球数码创意科技有限公司 | System and method for carrying out playing with multiple video devices synchronized with one audio device |
| CN107995503A (en) * | 2017-11-07 | 2018-05-04 | 西安万像电子科技有限公司 | Audio and video playing method and apparatus |
| CN109922230A (en) * | 2017-12-12 | 2019-06-21 | 阿里巴巴集团控股有限公司 | Synchronous broadcast method, control method for playing back and the device of dynamic content |
| CN110691231A (en) * | 2018-07-05 | 2020-01-14 | 深圳多哚新技术有限责任公司 | Virtual reality playing system and synchronous playing method thereof |
| CN112783458A (en) * | 2019-11-08 | 2021-05-11 | 京东方科技集团股份有限公司 | Synchronous display method, system, electronic device and computer readable medium |
| CN112783458B (en) * | 2019-11-08 | 2022-04-29 | 京东方科技集团股份有限公司 | Synchronous display method, system, electronic device and computer readable medium |
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Address after: 518057, 13 floor, Huaqiang hi tech development building, Nanshan District science and technology center, Shenzhen, Guangdong. Patentee after: Huaqiang infante (Shenzhen) Intelligent Technology Co. Address before: 518057 the 13 layer of Huaqiang hi tech development building, Nanshan District science and technology center, Shenzhen, Guangdong. Patentee before: Shenzhen Huaqiang Intelligent Technology Co., Ltd. |