CN103905853B - Video player and implementation with timing code and control output - Google Patents
Video player and implementation with timing code and control output Download PDFInfo
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- CN103905853B CN103905853B CN201410172841.0A CN201410172841A CN103905853B CN 103905853 B CN103905853 B CN 103905853B CN 201410172841 A CN201410172841 A CN 201410172841A CN 103905853 B CN103905853 B CN 103905853B
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Abstract
The invention discloses a kind of video player and implementation with timing code and control output, and player is formed by video playback module, script editor module, time-triggered protocol module, Encryption Decryption module, document processing module, display setup module, execution output module and synchronization control module.Compared with prior art, the present invention can customer service the deficiencies in the prior art, under the hardware configuration of low cost, it would be preferable to support normal conventional format video file plays, can support the encryption function of digital video bag, commercial digital video is allowed preferably to provide, the timing code of SMPTE standards can be supported to export, additionally it is possible to support the timely editor of special efficacy action script, preserve, read in, operation, not only reduce cost, and improve its function, there is the advantages of economical and practical, be advantageous to promote.
Description
Technical field
The present invention relates to a kind of video player, more particularly to a kind of video player with timing code and control output and
Implementation.
Background technology
At present, the digital movie player known to us has 2 major classes, and the first kind is pro digital cinema server（With
It is lower to be referred to as professional player）, the second class is player usually practical on computer and set top box or DVD etc player
（Hereinafter referred to as ordinary playing device）.Wherein professional player supports DCI standard and SMPTE standards, exports, that is, has with timing code
The encrypting and decrypting function and SMPTE standard time code output functions of digital movie protection（LTC OUT）.But it is due to digital version
The purpose of protection is weighed, only directly supports the DCP bag forms of digital movie（Digital movie bag Digital Cinema Package
And temporarily only support 2K 4K resolution ratio, it is impossible to the directly usually common RM of support, the movie formats such as AVI, MKV.It is and usually general
Although logical player supports common movie formats, but do not support timing code (LTC) to export, it is impossible to be used in the synchronous control of slave computer
System, it can not be used for projects such as 4D films, special efficacy controls.Professional server can not support multi-format, and common server can not
Do Synchronization Control and there is no digital movie defencive function, and both directly control command can not be supported to export, if in addition
If configuring control system equipment, cost is high.It is not easy-to-use, it is uneconomical, it is not highly integrated.Therefore, it is necessary to which one kind being capable of customer service
The birth of the video player of new generation of disadvantages described above.
The content of the invention
The purpose of the present invention is that to solve the above problems and provides a kind of video with timing code and control output
Player and implementation.
The present invention is achieved through the following technical solutions above-mentioned purpose：
A kind of video player with timing code and control output of the present invention, by video playback module, Scripting Edition
Module, time-triggered protocol module, Encryption Decryption module, document processing module, display setup module, execution output module and synchronous control
Molding block forms player, and the signal transmission end between modules is connected with each other.
A kind of video player implementation with timing code and control output of the present invention, comprises the following steps：
（1）It is loaded into the media file for needing to play；
（2）Document processing module come recognize whether be encryption file, if encryption file, then enter in next step；
（3）It is transferred to Encryption Decryption module to be handled, Encryption Decryption module detects the decryption key of media file, if just
Really, then video is played, alerts and stops if incorrect；
（4）Encryption Decryption module then enters display module after being verified by media and carries out video playback output；
（5）Step（2）In if not encryption file, then be directly entered display setup module carry out video playback output；
（6）Video playback module by video by showing that setup module plays out, it is while the correct time of video is defeated
Go out to time processing module；
（7）The time received is converted into the standard media time of 25 frame per second by time-triggered protocol module, is output to synchronization
The time of action executing file and obtained time are contrasted, if false, not exported by control module, synchronization control module
Signal, such as truly, then output action signal performs output module and order is converted into RS232 or net to output module is performed
Network signal output to perform hardware；
（8）Document processing module detects whether to load action executing file, and if loading, then loading action is literary
Part, and the timing node for needing execution to act is output to synchronous execution module；If being not loaded with, detect whether to need to make
Make motion file, if it is not required, then closing motion exports；If making motion file, then pop-up action is edited
Interface, enter edlin, then preserve；When playing media file again, then selection is loaded into action executing file.
The beneficial effects of the present invention are：
The present invention is a kind of video player and implementation with timing code and control output, compared with prior art,
The present invention can customer service the deficiencies in the prior art, low cost hardware configuration under, it would be preferable to support normal conventional format video text
Part broadcasting, the encryption function that can support digital video bag, allow commercial digital video preferably to provide, be able to can support
The timing code output of SMPTE standards, additionally it is possible to support the timely editor of special efficacy action script, preserve, read in, operation, not only dropping
Low cost, and improve its function, there is the advantages of economical and practical, be advantageous to promote.
Brief description of the drawings
Fig. 1 is the hardware block diagram of the present invention；
Fig. 2 is the implementation flow chart of the present invention.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings：As shown in Figure 1：A kind of band timing code and control of the present invention
The video player of output is made, by video playback module, script editor module, time-triggered protocol module, Encryption Decryption module, file
Processing module, display setup module, perform output module and synchronization control module composition player, the signal between modules
Transmission end is connected with each other.The playing module of player, synchronization module, execution module are highly integrated, have abandoned split type in the past
Structure so that more compact structure, prices.Conventional player, which integrates execution module, needs Play Server, timing code turn
Change server, three servers of execute server stack.Now only need Play Server, direct output control signal.
Synchronization module does not use traditional movie times way of output, and the reproduction time for directly obtaining media eliminates hardware conversion mistake
Journey, conventional pattern are so:Media play -->Export 16 binary signals -->Hardware conversion is into recognizable time signal -->It is synchronous
Equipment obtains signal -->Perform current schema:Media play -->Synchronizer obtains signal -->Perform.
As shown in Figure 2：A kind of video player implementation with timing code and control output of the present invention, including with
Lower step：
（1）It is loaded into the media file for needing to play；
（2）Document processing module come recognize whether be encryption file, if encryption file, then enter in next step；
（3）It is transferred to Encryption Decryption module to be handled, Encryption Decryption module detects the decryption key of media file, if just
Really, then video is played, alerts and stops if incorrect；
（4）Encryption Decryption module then enters display module after being verified by media and carries out video playback output；
（5）Step（2）In if not encryption file, then be directly entered display setup module carry out video playback output；
（6）Video playback module by video by showing that setup module plays out, it is while the correct time of video is defeated
Go out to time processing module；
（7）The time received is converted into the standard media time of 25 frame per second by time-triggered protocol module, is output to synchronization
The time of action executing file and obtained time are contrasted, if false, not exported by control module, synchronization control module
Signal, such as truly, then output action signal performs output module and order is converted into RS232 or net to output module is performed
Network signal output to perform hardware；
（8）Document processing module detects whether to load action executing file, and if loading, then loading action is literary
Part, and the timing node for needing execution to act is output to synchronous execution module；If being not loaded with, detect whether to need to make
Make motion file, if it is not required, then closing motion exports；If making motion file, then pop-up action is edited
Interface, enter edlin, then preserve；When playing media file again, then selection is loaded into action executing file.
The general principle and principal character and advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, various changes and modifications of the present invention are possible, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (1)
- A kind of 1. video player with timing code and control output, it is characterised in that：By video playback module, Scripting Edition mould Block, time-triggered protocol module, Encryption Decryption module, document processing module, display setup module, execution output module and Synchronization Control Module forms player, and the signal transmission end between modules is connected with each other, the video with timing code and control output The implementation of player, comprises the following steps：(1) it is loaded into the media file for needing to play；(2) document processing module come recognize whether be encryption file, if encryption file, then enter in next step；(3) Encryption Decryption module being transferred to be handled, Encryption Decryption module detects the decryption key of media file, if correctly, Video is then played, alerts and stops if incorrect；(4) then enter after Encryption Decryption module is verified by media and show that setup module carries out video playback output；(5) then it is directly entered display setup module if not encryption file in step (2) and carries out video playback output；(6) video is output to by video playback module by showing that setup module plays out, while by the correct time of video Time-triggered protocol module；(7) time received is converted into the standard media time of 25 frame per second by time-triggered protocol module, is output to Synchronization Control Module, synchronization control module are contrasted the time of action executing file and obtained time, if false, do not export letter Number, such as truly, then output action signal to perform output module, execution output module by control signal be converted into RS232 or Network signal is output to execution hardware；(8) document processing module detects whether to load action executing file, if loading, then loads action executing text Part, and the timing node for needing execution to act is output to synchronous execution module；If being not loaded with, detect whether to need to make Make action executing file, if it is not required, then closing motion exports；If making action executing file, then eject Motion editing interface, enter edlin, then preserve；When playing media file again, then selection is loaded into action executing file.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172841.0A CN103905853B (en) | 2014-04-28 | 2014-04-28 | Video player and implementation with timing code and control output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410172841.0A CN103905853B (en) | 2014-04-28 | 2014-04-28 | Video player and implementation with timing code and control output |
Publications (2)
| Publication Number | Publication Date |
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| CN103905853A CN103905853A (en) | 2014-07-02 |
| CN103905853B true CN103905853B (en) | 2018-03-30 |
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| CN201410172841.0A Expired - Fee Related CN103905853B (en) | 2014-04-28 | 2014-04-28 | Video player and implementation with timing code and control output |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104159047A (en) * | 2014-09-02 | 2014-11-19 | 尚斌 | Special-effect movie controller |
| CN113497661A (en) * | 2020-04-08 | 2021-10-12 | 廖欣叶 | Time code data processing method and device and real-time visual packaging system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7286668B2 (en) * | 2003-09-29 | 2007-10-23 | Inventec Appliances Corp. | Method of protecting copyright of digital video work |
| CN102685592A (en) * | 2012-02-17 | 2012-09-19 | 南京邮电大学 | Streaming media player method supporting digital rights management |
| CN202870487U (en) * | 2011-12-31 | 2013-04-10 | 中国华录集团有限公司 | Seat synchronous control system for four-dimensional film realization |
| CN103617379A (en) * | 2013-11-29 | 2014-03-05 | 乐视网信息技术（北京）股份有限公司 | Multimedia file playing method and player |
-
2014
- 2014-04-28 CN CN201410172841.0A patent/CN103905853B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7286668B2 (en) * | 2003-09-29 | 2007-10-23 | Inventec Appliances Corp. | Method of protecting copyright of digital video work |
| CN202870487U (en) * | 2011-12-31 | 2013-04-10 | 中国华录集团有限公司 | Seat synchronous control system for four-dimensional film realization |
| CN102685592A (en) * | 2012-02-17 | 2012-09-19 | 南京邮电大学 | Streaming media player method supporting digital rights management |
| CN103617379A (en) * | 2013-11-29 | 2014-03-05 | 乐视网信息技术（北京）股份有限公司 | Multimedia file playing method and player |
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| CN103905853A (en) | 2014-07-02 |
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Granted publication date: 20180330 Termination date: 20190428 |