CN102647544A - Method for collecting and editing multi-channel signals - Google Patents
Method for collecting and editing multi-channel signals Download PDFInfo
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- CN102647544A CN102647544A CN2012101269482A CN201210126948A CN102647544A CN 102647544 A CN102647544 A CN 102647544A CN 2012101269482 A CN2012101269482 A CN 2012101269482A CN 201210126948 A CN201210126948 A CN 201210126948A CN 102647544 A CN102647544 A CN 102647544A
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Abstract
The invention discloses a method for collecting and editing multi-channel signals. The method comprises receiving signals collected from at least two channels and generating corresponding signal material files; pre-dotting the signal material files according to the output sequence, obtaining the dotting serial number, and generating an edit decision list (EDL) according to the dotting serial number; intercepting corresponding signal material filter according to the EDL, and downloading the signal material filter to a storyboard to obtain a plurality of material file segments of the at least two signals; and packing up the storyboard to files, and outputting the files. The method provided by the invention can simultaneously collect and edit signals in the recording mode by using the plurality of channels to improve the collection and edition efficiency, and can finely edit the material files in the editing mode to improve the time accuracy of the broadcast files.
Description
Technical field
The present invention relates to field of broadcast televisions, relate in particular to a kind of method of the multiple tracks signal of gathering and editing.
Background technology
The technical development of field of broadcast televisions is more and more faster, and is therefore also increasingly high to the requirement of each link of video production, not only requires the quality of program making, and also the efficient to program making has proposed very highland requirement.
In the existing program making, when signals collecting, can only upload the acquired signal of a passage simultaneously, and only after signal recording, could edit, often find just in playing programs that broadcasting pictures is not corresponding with time frame signal.Can't satisfy the requirement of the become more meticulous editor and the quick Fabrication of video program.
The inventor finds that there is following technical problem in prior art in the process of embodiment of the present invention:
(1), can only carry out gathering and editing of signal by single channel, the signal efficient of gathering and editing is low;
(2), the editor that can not become more meticulous when recording, accuracy rate is low.
Summary of the invention
In order to solve the shortcoming of above-mentioned prior art; Main purpose of the present invention provides a kind of method of the multiple tracks signal of gathering and editing; Utilize a plurality of passages under recording mode simultaneously to signals collecting and editor; Improve the efficient of gathering and editing, and under edit pattern to the material file editor that becomes more meticulous, improve the time accuracy rate of broadcast file.
In order to achieve the above object, the invention provides a kind of method of the multiple tracks signal of gathering and editing, specifically comprise:
Receive two-way acquired signal and the corresponding signal material file of generation at least;
Get ready in advance on the signal material file according to the output order, obtain to get ready sequence number, generate edit decision list EDL table according to the said sequence number of getting ready;
Show the corresponding signal material file of intercepting and download to the story version according to said EDL, obtain a plurality of fragment material file of two paths of signals at least;
Said story version is packaged into file and output by the story version.
The method that realization multichannel provided by the invention is gathered and edited, utilize a plurality of passages under recording mode simultaneously to signals collecting and editor, improve the efficient of gathering and editing, and under edit pattern to the material file editor that becomes more meticulous, improve the time accuracy rate of broadcast file.
Description of drawings
Technical scheme for the clearer explanation embodiment of the invention; The accompanying drawing of required use is done simple the introduction in will describing embodiment below; Conspicuous, 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.
The method flow diagram of a kind of multiple tracks signal of gathering and editing that Fig. 1 provides for the embodiment of the invention one;
The method flow diagram of a kind of multiple tracks signal of gathering and editing that Fig. 2 provides for the embodiment of the invention two.
Embodiment
To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, complete description; Obvious described embodiment only is a part of embodiment of the present invention, is not whole embodiment, based on the embodiment among the present invention; Those of ordinary skills are not paying the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
The embodiment of the invention one provides a kind of method of the multiple tracks signal of gathering and editing, and implementation procedure is as shown in Figure 1, is specially:
Step S101: receive two-way acquired signal and the corresponding signal material file of generation at least.
Step S102: get ready in advance on the signal material file according to the output order, obtain to get ready sequence number, generate EDL (Edit Decision List, edit decision list) table according to the said sequence number of getting ready.
Step S103: show the corresponding signal material file of intercepting and download to the story version according to said EDL, obtain a plurality of fragment material file of two paths of signals at least.
Step S104: said story version is packaged into file and output by the story version.Concrete, a plurality of fragment material file of the said two paths of signals at least in the said story version are packaged into file and output according to the order of timing code in the said story version.
The method of a kind of multiple tracks signal of gathering and editing that the embodiment of the invention provides; Utilize a plurality of passages under recording mode simultaneously to signals collecting and editor; Improve the efficient of gathering and editing, and under edit pattern to the material file editor that becomes more meticulous, improve the time accuracy rate of broadcast file.
A kind of method of gathering and editing the multiple tracks signal that the embodiment of the invention two combines practical application that embodiment one is provided is done further detailed explanation; The acquired signal of sending with at least 4 slaves of a main frame reception in this enforcement is that example describes; Wherein, every slave receives the signal of No. 4 video cameras, promptly realizes gathering and editing of 16 channel signals; As shown in Figure 2, do not regard it as certainly and exceed.
Step S201: record 16 tunnel acquired signal in collecting and editing system, and change said acquired signal the signal material file of collecting and editing system into.
16 tunnel concrete, as can at least 4 slaves of synchronous recording to send acquired signal also can be recorded the acquired signal that every slave sends separately.
Step S202: get ready in advance on the signal material file according to the output order, obtain to get ready sequence number, generate edit decision list EDL table according to the said sequence number of getting ready;
Concrete, the output order is defined by the weight of said signal material file, and the weight in the signal material file is to be determined by the image content in 16 road signal material file; For example: when party is begun; Taken the lead in making a speech by the host, then high over against the corresponding signal material file weight of the picture of presiding over, remaining signal material file weight is then low; At this moment, preferentially export the high signal material file of weight; In like manner, when the host introduced certain welcome guest on the auditorium, then high over against the corresponding signal material file weight of welcome guest's picture, remaining signal material file weight was then low, at this moment, preferentially exports the high signal material file of weight.
Get ready in advance to be the signal material file of recording is carried out the editor while gathering, make every road signal material file corresponding, make each frame correspond to the channel signal material file that it is quoted with the time encoding of this passage;
Preferably, generate above-mentioned EDL table after, can directly carry out the broadcast of material file.
Step S203: show 16 road signal material file of intercepting current time and download to the story version according to said EDL, at this moment, the user also can check picture in the said story version through preview.
Concrete, above-mentioned steps S201-202 is recording, and the operation of carrying out under the pattern after generating the EDL table, can get into edit pattern the material file in the EDL table is carried out meticulous editor.
Every road signal in the EDL table is loaded into pieces possibly causes the not corresponding of present frame and material file in the story version; So the user can be under edit pattern repaiied the frame operation to the fragment material file, makes present frame corresponding with material file, so that current picture is corresponding with present frame during follow-up play; Concrete; Judge the integrality of said a plurality of fragment material file frames one by one, the integrality of said frame comprises: the PAL form is 25 frames for each second, and the NTSC form is 30 frames for each second; If frame number meets said PAL or NTSC call format, then do not revise; If frame number does not meet said PAL or NTSC call format, then repair frame, certainly, be not limited to PAL and NTSC form, the user also can repair frame according to self needs.
Step S204: the story version behind the said editor is packaged into file and output by the story version, and a plurality of fragment material file that are about to said 16 tunnel material file in the said story version are packaged into file and output according to the order of timing code in the said story version.
Concrete, 16 tunnel material file are arranged in the embodiment of the invention, so can it be packaged as 16 at most, export the material file after the gathering and editing of 16 passages.
The method that the realization multichannel that the embodiment of the invention provides is gathered and edited; Utilize a plurality of passages under recording mode simultaneously to signals collecting and editor; Improve the efficient of gathering and editing, and under edit pattern to the material file editor that becomes more meticulous, improve the time accuracy rate of broadcast file.
Through the description of above execution mode, those skilled in the art can be well understood to the present invention and can realize through software, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding; Technical scheme of the present invention can be come out with the embodied of software product, this software product can be stored in a non-volatile memory medium (can be CD-ROM, USB flash disk; Portable hard drive etc.) in; Comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
The above is merely specific embodiment of the present invention, but characteristic of the present invention is not limited thereto, and any people who is familiar with this technology is in field of the present invention, and the variation that can expect easily or modification all should be encompassed in the following claim of the present invention.
Claims (8)
1. method of multiple tracks signal of gathering and editing is characterized in that this method comprises:
Receive two-way acquired signal and the corresponding signal material file of generation at least;
Get ready in advance on the signal material file according to the output order, obtain to get ready sequence number, generate edit decision list EDL table according to the said sequence number of getting ready;
Show the corresponding signal material file of intercepting and download to the story version according to said EDL, obtain a plurality of fragment material file of two paths of signals at least;
Said story version is packaged into file and output by the story version.
2. the method for the multiple tracks signal of gathering and editing as claimed in claim 1 is characterized in that, also comprises before said signal material file is got ready in advance:
Record the said acquired signal of two-way at least.
3. the method for the multiple tracks signal of gathering and editing as claimed in claim 2 is characterized in that, saidly records the said acquired signal of two-way at least and comprises:
Record the said acquired signal of two-way at least separately; And/or,
The said two-way at least of synchronous recording acquired signal.
4. the method for the multiple tracks signal of gathering and editing as claimed in claim 1 is characterized in that, said getting ready specifically in advance comprises:
Said signal material file is carried out the editor while gathering, make said material file corresponding with the channel time coding.
5. the method for the multiple tracks signal of gathering and editing as claimed in claim 1 is characterized in that, said output order is defined by the weight of said signal material file, when the weight of said signal material file is high, then preferentially exports.
6. the method for the multiple tracks signal of gathering and editing as claimed in claim 1 is characterized in that, saidly also comprises according to the corresponding signal material file of said EDL table intercepting and after downloading to the story version:
Check picture in the said story version through preview.
7. the method for the multiple tracks signal of gathering and editing as claimed in claim 1 is characterized in that, also comprises after the said a plurality of fragment material file that obtain two paths of signals at least:
Judge the integrality of said a plurality of fragment material file frames one by one, the integrality of said frame comprises: the PAL form is 25 frames for each second, and the NTSC form is 30 frames for each second;
If frame number meets said PAL or NTSC call format, then do not revise;
If frame number does not meet said PAL or NTSC call format, then repair frame.
8. the method for the multiple tracks signal of gathering and editing as claimed in claim 1 is characterized in that, said with said story version by the story version be packaged into file and output comprise:
A plurality of fragment material file of the said two paths of signals at least in the said story version are packaged into file and output according to the order of timing code in the said story version.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210126948.2A CN102647544B (en) | 2012-04-26 | 2012-04-26 | Method for collecting and editing multi-channel signals |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210126948.2A CN102647544B (en) | 2012-04-26 | 2012-04-26 | Method for collecting and editing multi-channel signals |
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| CN102647544A true CN102647544A (en) | 2012-08-22 |
| CN102647544B CN102647544B (en) | 2014-09-17 |
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| CN201210126948.2A Expired - Fee Related CN102647544B (en) | 2012-04-26 | 2012-04-26 | Method for collecting and editing multi-channel signals |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105141810A (en) * | 2015-08-19 | 2015-12-09 | 北京中科大洋科技发展股份有限公司 | Multichannel studio system and method supporting real-time slow motion |
| CN108833816A (en) * | 2018-06-14 | 2018-11-16 | 成都依能科技股份有限公司 | A kind of method of multi-channel sound audio video synchronization recording and multi-track synchro edit |
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| EP0599607A1 (en) * | 1992-11-27 | 1994-06-01 | Matsushita Electric Industrial Co., Ltd. | Video editing system |
| CN101472078A (en) * | 2007-12-26 | 2009-07-01 | 北京同步科技有限公司 | Multi-position recording system of vision studio |
| CN101557474A (en) * | 2008-05-28 | 2009-10-14 | 北京同步科技有限公司 | Method for realizing time point alignment of video files recorded by multi-channel recording elements |
| CN101692693A (en) * | 2009-09-29 | 2010-04-07 | 北京中科大洋科技发展股份有限公司 | Multifunctional integrated studio system and a method for producing radio and television programmers or films |
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2012
- 2012-04-26 CN CN201210126948.2A patent/CN102647544B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0599607A1 (en) * | 1992-11-27 | 1994-06-01 | Matsushita Electric Industrial Co., Ltd. | Video editing system |
| CN101472078A (en) * | 2007-12-26 | 2009-07-01 | 北京同步科技有限公司 | Multi-position recording system of vision studio |
| CN101557474A (en) * | 2008-05-28 | 2009-10-14 | 北京同步科技有限公司 | Method for realizing time point alignment of video files recorded by multi-channel recording elements |
| CN101692693A (en) * | 2009-09-29 | 2010-04-07 | 北京中科大洋科技发展股份有限公司 | Multifunctional integrated studio system and a method for producing radio and television programmers or films |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105141810A (en) * | 2015-08-19 | 2015-12-09 | 北京中科大洋科技发展股份有限公司 | Multichannel studio system and method supporting real-time slow motion |
| CN105141810B (en) * | 2015-08-19 | 2018-06-12 | 北京中科大洋科技发展股份有限公司 | It is a kind of to support slow-motion multichannel presentation system and method in real time |
| CN108833816A (en) * | 2018-06-14 | 2018-11-16 | 成都依能科技股份有限公司 | A kind of method of multi-channel sound audio video synchronization recording and multi-track synchro edit |
| CN108833816B (en) * | 2018-06-14 | 2020-10-02 | 成都依能科技股份有限公司 | Method for synchronously recording multi-channel audio and video and synchronously editing multi-track |
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| CN102647544B (en) | 2014-09-17 |
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Owner name: NEWAUTO (BEJING) CLOUD TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XIN'AOTE(BEIJING) VIDEO TECHNOLOGY CO., LTD. Effective date: 20150729 |
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Effective date of registration: 20150729 Address after: 100195, No. 7, information road, Haidian District, Beijing, 5, 515 Patentee after: Newauto (Beijing) cloud Technology Co. Ltd. Address before: Newauto Technology Building No. 49 Beijing 100195 Haidian District Wukesong Road Patentee before: China Digital Video (Beijing) Limited |
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Granted publication date: 20140917 Termination date: 20180426 |
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