CN108833816A - A kind of method of multi-channel sound audio video synchronization recording and multi-track synchro edit - Google Patents
A kind of method of multi-channel sound audio video synchronization recording and multi-track synchro edit Download PDFInfo
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- CN108833816A CN108833816A CN201810614894.1A CN201810614894A CN108833816A CN 108833816 A CN108833816 A CN 108833816A CN 201810614894 A CN201810614894 A CN 201810614894A CN 108833816 A CN108833816 A CN 108833816A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/02—Editing, e.g. varying the order of information signals recorded on, or reproduced from, record carriers
- G11B27/031—Electronic editing of digitised analogue information signals, e.g. audio or video signals
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/04—Synchronising
Abstract
The invention discloses a kind of multi-channel sound audio video synchronizations to record the method with multi-track synchro edit, is related to audio-video processing technology field, includes the following steps：Step 1. synchronizes audio-video collection to multichannel audio-video frequency, obtains multiple audio-video recorded files independently and simultaneously；Step 2. synchronizes edit operation to multiple audio-video recorded files, obtains editor's Outcome Document.Audio-video collection is carried out using audio-video acquisition equipment, loads collected audio-video recorded file by the way that audio-video processing software is synchronous, and edit operation is synchronized to multiple audio-video recorded files.It is an advantage of the invention that：The audio/video information of multiplexer channel is kept into synchronous recording, Fast synchronization editor is carried out to the audio-video Outcome Document of multiplexer channel, it avoids each audio-video acquisition equipment asynchronous collecting audio-video and causes the problem of postorder editor difficulty, audio-video picture and the linking operation in each channel of Manual synchronization are also avoided simultaneously, editing is high-efficient, and editing quality is high.
Description
Technical field
The present invention relates to audio-video processing technology fields, and in particular to a kind of multi-channel sound audio video synchronization is recorded and multi-track
The method of synchro edit.
Background technique
During the program making of multiple-camera seat in the plane, it is necessary first to be carried out to the vision signal of multiple cameras output
Acquisition, while being also required to be acquired the timing code (Time Code, TC) of vision signal, and by vision signal and timing code
It is written in computer together, forms the program material used for later stage compilation.In the later stage compilation of program, Same Scene is come from
Multiple seats in the plane material, need to keep original relative time relationship in different video tracks, therefore, it is necessary to using certain
Simultaneous techniques, for example choose some specific video frame as time reference, or while acquiring vision signal, acquisition
Synchronous timing code etc..
The achievement that conventional audio-video multichannel is recorded is the video clip files for selecting to show or save by cut bank,
Specialized hardware is needed to support, it is at high cost, it is complicated for operation.Multiple video clippings after the completion of recording must exist the video distribution of recording
On each track, then track carries out edit operation one by one, and working efficiency is lower, multi-channel sound audio video synchronization in editing process
Difference, work are complicated.
Summary of the invention
It is an object of the invention to：To solve during carrying out editing to the audio-video document of multiplexer channel, need by
Multiplexer channel audio-video document publication edited one by one on each track and caused by ineffective problem, provide
A kind of multi-channel sound audio video synchronization records the method with multi-track synchro edit.
The technical solution adopted by the present invention is as follows：
A kind of method of multi-channel sound audio video synchronization recording and multi-track synchro edit, includes the following steps：
Step 1. synchronizes audio-video collection to multichannel audio-video frequency, obtains multiple audio-videos independently and simultaneously and records text
Part；
Step 2. synchronizes edit operation to multiple audio-video recorded files, obtains editor's Outcome Document.
Further, audio-video collection is carried out using audio-video acquisition equipment.Further, it is recorded using multi-channel synchronous
Method makes the audio-video acquisition equipment of multiplexer channel that synchronous recording and file be kept to save, the multi-channel synchronous method for recording
Specific step is as follows：
Step 1.1. reads the connection state information of the audio-video acquisition equipment on each paths；
Step 1.2. issues record command to the audio-video acquisition equipment of each paths simultaneously, and the audio-video of each paths is adopted
Collection equipment starts simultaneously at recording and creates corresponding audio-video recorded file；
Step 1.3. issues halt instruction to the audio-video acquisition equipment of each paths simultaneously, and the audio-video of each paths is adopted
Collection equipment is simultaneously stopped the corresponding audio-video recorded file of Record and Save, according to audio-video acquisition equipment information and recording when
It is long to generate an acquisition script file.
Further, using the multiple audio-video recorded files of multi-track synchro edit method synchro edit, the multi-track
Specific step is as follows for synchro edit method：
The audio-video document information that step 2.1. is recorded according to acquisition script file, several audio-video recorded files are same
Step loads on the track for audio-video editor；
Step 2.2. is synchronous to each audio-video recorded file to carry out time point label, obtains multiple periods, Ge Geyin
Video record file is divided into multiple audio-video segments according to the time point of label, and the time point of recording mark simultaneously generates a volume
Collect script file；
Audio-video segment in step 2.3. synchro edit each period on multiple tracks, and by the time of current operation
Section, edit object and edit are recorded in edit script file；
Step 2.4. synthesizes the audio-video segment that each period is chosen according to edit script file one by one, generates editor
Outcome Document simultaneously saves.
Further, in multi-channel synchronous recording process, it may specify the audio-visual synchronization recorded on any channel
It is shown in the interface of the audio-video processing software for synchronous recording and synchro edit.
Further, during multi-track synchro edit, wild trajectory is specified in such a way that switching is currently located track
Audio-video segment editor Outcome Document in show.
In conclusion by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1, in the present invention, using multi-channel synchronous recording technology, the audio-video acquisition equipment in each channel is kept synchronizing
Record and Save at the independent audio-video recorded file of correspondence, ensure that the audio-video recorded file in each channel integrality,
Consistency and synchronism avoid multiple audio-video acquisition equipment asynchronous collecting audio-videos and cause postorder editor is difficult to ask
Topic.
2, in the present invention, using multi-track synchro edit technology, multiple audio-video recorded files is synchronized and are loaded into sound view
On the corresponding track of frequency processing software, energy Fast synchronization operates the audio-video recorded file on each track.Meanwhile in multi-track
During synchro edit, can be arbitrarily designated show the picture of the audio-video segment on some track audio-video processing software at
Fruit preview region is shown, adds random image switching between audio-video segment automatically, and it is same by hand to solve traditional edit scenario needs
It walks the audio-video picture in each channel and is connected and causes ineffective problem, while also solving traditional editing process
In, need to adjust the show levels relationship of each track and caused by editing low efficiency the problem of.Editing is high-efficient, editing quality
It is high.
3, in the present invention, during synchronous recording, it may specify that the audio-video recorded on wild trajectory is shown in sound
The achievement preview region of Video processing software is effectively prevented from the simple function that traditional recording system can only be recorded or can only be shown,
The application service of a kind of synchronous displaying and recording is provided for user, design is reasonable, strong operability.
Detailed description of the invention
Fig. 1 is overall schematic of the invention；
Fig. 2 is the logic chart of multi-channel synchronous method for recording of the invention；
Fig. 3 is the schematic diagram of the audio-video recording arrangement synchronous recording of multiplexer channel of the invention；
Fig. 4 is the flow chart of multi-track synchro edit method of the invention；
Fig. 5 is the schematic diagram of audio-video processing software synchronization removal audio-video segment of the invention；
Fig. 6 is the schematic diagram of the synchronous insertion audio-video segment of audio-video processing software of the invention；
Fig. 7 is the schematic diagram of the embodiment two of invention；
Fig. 8 is the schematic diagram of the embodiment three of invention；
Fig. 9 is the schematic diagram of the example IV of invention.
Specific embodiment
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.Therefore, below to the detailed description of the embodiment of the present invention provided in the accompanying drawings simultaneously
It is not intended to be limiting the range of claimed invention, but is merely representative of selected embodiment of the invention.Based on of the invention
Embodiment, those skilled in the art's every other embodiment obtained without making creative work, all belongs to
In the scope of protection of the invention.
It should be noted that the relational terms of term " first " and " second " or the like be used merely to an entity or
Operation is distinguished with another entity or operation, and without necessarily requiring or implying between these entities or operation, there are any
This actual relationship or sequence.Moreover, the terms "include", "comprise" or its any other variant be intended to it is non-exclusive
Property include so that include a series of elements process, method, article or equipment not only include those elements, but also
Further include other elements that are not explicitly listed, or further include for this process, method, article or equipment it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including described
There is also other identical elements in the process, method, article or equipment of element.
During solving the audio-video document progress editing to multiplexer channel, need the audio-video text of multiplexer channel
Part publication edited one by one on each track and caused by ineffective problem, the present invention provides a kind of multichannels
Audio-visual synchronization records the method with multi-track synchro edit, and this approach includes the following steps：
Step 1. synchronizes audio-video collection to multichannel audio-video frequency, obtains multiple audio-videos independently and simultaneously and records text
Part.It is acquired using one or more audio-video acquisition equipments with recording audio or recorded video function, audio-video is adopted
Collecting equipment includes high photographing instrument, video camera, recorder.The audio-video collection of multiplexer channel is set using multi-channel synchronous method for recording
Standby that synchronous recording and file is kept to save, specific step is as follows for multi-channel synchronous method for recording：
Step 1.1. audio-video processing software reads the connection state information of the audio-video acquisition equipment on each paths；
Step 1.2. audio-video recorded file audio-video processing software is sent out to the audio-video acquisition equipment of each paths simultaneously
Record command out, the audio-video acquisition equipment of each paths start simultaneously at recording and create corresponding audio-video recorded file；
Step 1.3. audio-video recorded file audio-video processing software is sent out to the audio-video acquisition equipment of each paths simultaneously
Halt instruction out, the audio-video acquisition equipment of each paths are simultaneously stopped the corresponding audio-video recorded file of Record and Save, root
An acquisition script file is generated according to audio-video acquisition equipment information and the duration of recording.
Step 2. synchronizes edit operation to multiple audio-video recorded files, obtains editor's Outcome Document.It is regarded by sound
Frequency processing software synchronous manipulation audio-video acquisition equipment carries out audio-video collection, and synchronizes to multiple audio-video recorded files
Edit operation.Using the multiple audio-video recorded files of multi-track synchro edit method synchro edit, multi-track synchro edit method
Specific step is as follows：
Step 2.1. is according to the audio-video document information of acquisition script file record, and audio-video processing software is by several sounds
Video record file synchronization loads on the track for audio-video editor；
Step 2.2. is synchronous to each audio-video recorded file to carry out time point label, obtains multiple periods, Ge Geyin
Video record file is divided into multiple audio-video segments according to the time point of label, and the time point of recording mark simultaneously generates a volume
Collect script file；
Audio-video segment in step 2.3. synchro edit each period on multiple tracks, and by the time of current operation
Section, edit object and edit are recorded in edit script file；
Step 2.4. synthesizes the audio-video segment that each period is chosen according to edit script file one by one, generates editor
Outcome Document simultaneously saves.
Working principle is as follows：It will be provided with the audio-video processing equipment and several audio-videos of audio-video processing software first
Acquisition equipment is attached, and the connection status of each audio-video acquisition equipment is checked by audio-video processing software.Connection finishes
Afterwards, record command is sent to each audio-video acquisition equipment of connection simultaneously by audio-video processing software, on each paths
Audio-video acquisition equipment, which starts simultaneously at, to be recorded and respectively creates corresponding audio-video recorded file.In recording process, can arbitrarily it refer to
The audio-visual synchronization recorded on fixed a certain channel is shown in audio-video processing software.After recording, audio-video processing
Software sends halt instruction to each audio-video acquisition equipment of connection simultaneously, and the audio-video acquisition equipment on each paths is simultaneously
Stop the respective audio-video recorded file of Record and Save, and multiple audio-video recorded files are deposited under identical path.Together
When, an acquisition script file is generated according to audio-video acquisition equipment information and the duration of recording.Audio-video processing software according to
The audio-video document synchronizing information load audio-video recorded file of script file record is acquired in each of audio-video processing software
On track.Simultaneously by reading the duration recorded in acquisition script file, shown in the form of time ruler according to the duration read
It is shown in audio-video processing software.User carries out time point label according to time ruler, to entire duration is divided into several
A period, meanwhile, the audio-video recorded file on each track is divided into multiple audio-videos according to institute at markd time point
Segment, and an edit script file is generated according to selected time point.In editing process, user's synchro edit each time
Audio-video segment in section on multiple tracks is specified in each period, any rail in such a way that switching is currently located track
Audio-video segment on road is shown in editor's Outcome Document.While synchro edit, user is recorded in edit script file
Period, edit object and the edit of current operation, wherein edit includes to choose, be inserted into and delete.Editor finishes
Afterwards, edit script file-related information is read, the audio-video segment that each period is selected is synthesized one by one, generates editor
Outcome Document, and save editor's Outcome Document.As shown in Figure 1, the content of all hatched parts is editor's Outcome Document
In segment.By using multi-channel synchronous recording technology, the audio-video recorded file in each channel is kept into synchronous recording simultaneously
Corresponding independent audio-video recorded file is saved, ensure that integrality, the consistency of the audio-video recorded file in each channel
And synchronism, it avoids multiple audio-video acquisition equipment asynchronous collecting audio-videos and causes the problem of postorder editor difficulty.Pass through
Using multi-track synchro edit technology, multiple audio-video recorded files under the same path are synchronized and are loaded into audio-video processing
On the corresponding track of software, energy Fast synchronization operates the audio-video recorded file on each track.
Embodiment 1
A kind of method of multi-channel sound audio video synchronization recording and multi-track synchro edit, the audio-video acquisition equipment packet of use
Microphone, video camera, high photographing instrument are included, each audio-video acquisition equipment is all connected with the computer for being provided with audio-video processing software.Sound
Video processing software includes two big function interfaces, respectively audio-video recording interface and audio-video editing interface, and audio-video is recorded
Interface is mainly used for the audio/video information of setting and each audio-video acquisition equipment of preview, and audio-video editing interface is mainly used for pair
The synchro edit of multichannel audio-video frequency recorded file and to editor achievement preview.Primary operational includes in audio-video editing interface：
It is synchronous to load multiple audio-video recorded files, multiple tracks are carried out with the multiple audio-videos recording texts of time point label, synchro edit
Part specifies the preview in the achievement preview region at the interface of the audio-video segment on any track to show, adds watermark, publication editor
Outcome Document.The operation button being provided in audio-video recording interface during synchronous acquisition, including start record, pause/after
Continuous and end is recorded.It is provided in audio-video editing interface for showing the operation button during synchro edit, including insertion,
It deletes and achievement is issued.Multi-channel sound audio video synchronization is recorded as follows with the implementation method of multi-track synchro edit：
Firstly, each audio-video acquisition equipment is connect with computer, audio-video processing software is according to audio-video recording interface
The content of middle display judges whether audio-video acquisition equipment is connected to.If not all connections, check each audio-video acquisition equipment
With the connection relationship of computer, guarantee all connections.If all connections, at some time point, press audio-video recording interface
In " starting to record " button, start synchronous recording, while creating the audio-video record of corresponding audio-video acquisition equipment acquisition
File processed.It, can be soft by clicking audio-video processing during the audio-video acquisition equipment of multiplexer channel starts synchronous recording
The synchronous pause of " pause/continuation " button or the recording for the audio-video acquisition equipment for continuing multiplexer channel in part.When recording finishes,
" terminating to record " button in audio-video processing software is pressed, synchronous recording is terminated, meanwhile, the audio-video collection of each paths is set
It is standby to be simultaneously stopped the corresponding audio-video recorded file of Record and Save, and the audio-video of obtained multiple synchronous recordings is recorded into text
Part is stored under the same path, generates an acquisition according to the number of audio-video acquisition equipment, type and the duration of recording
Script file.
Then, audio-video processing software is according to synchronous several audio-videos loaded under the same path of acquisition script file
Recorded file reads the duration recorded in acquisition script file on each track of audio-video editing interface, when according to this
Long render time ruler.User is welcome specified using some time point on time ruler as point of period according to the actual situation
Cutpoint, the audio-video recorded file on each track are divided into multiple audio-video segments according to the time point that user marks, and
An edit script file is generated according to the time point of label.For example, being recorded as in edit script file to current operation：Sound
Frequently, video 1, video 2, video 3 " are divided into two segment files from 11 ' 00.As shown in fig. 7, being used in audio-video editing interface
Person can by same time period, specified in a manner of switching the track currently shown the audio-video segment of wild trajectory at
Fruit shows in preview region, and between the audio-video segment of two neighboring display chosen to each period of audio-video processing software
Automatically random image switching is added.Meanwhile the period of current operation, edit object and edit are recorded in edit script
In file.After selection, " achievement publication " button in audio-video editing interface is clicked, reads in edit script file and records
Information, the audio-video segment that each period is chosen is synthesized one by one, generate editor Outcome Document, and save editor achievement text
Part.
Label time point that each audio-video channel picture for recording acquisition is synchronized, in simultaneously operating time slice
All channels, and some channel audio-video preview in audio-video editing interface can be specified in a certain period of time, this operation letter
Just, it fast, is able to maintain the synchronism in each channel, traditional multi-track editing technique is solved and needs each track audio-video of manual setting
The problems such as synchronization and adjustment display track linking and track level between recorded file are blocked, efficiently avoids multi-track
The nonsynchronous problem of audio-video recorded file.Pass through the audio-video being arbitrarily designated show on some channel in recording process in electricity
It is shown on brain screen, is effectively prevented from the simple function that traditional recording system can only be recorded or can only be shown, is provided for user
A kind of application service of synchronous displaying and recording, design is reasonable, strong operability.
Embodiment 2
On the basis of example 1, as shown in figure 8, during synchro edit, by the time in audio-video editing interface
The time point that 11 ' 26 " and 11 ' 45 " on ruler are divided as two, in the time that 11 ' 26 " and 11 ' 45 " two time points are constituted
Duan Zhong can choose all audio-video segments (including audio, video 1, video 2, video 3) simultaneously, at the same can free switching show
Audio-video recorded file on each channel, so that it is determined that the sound in current time segment limit in display and a certain track played
Video clip records current operation in edit script file while selecting audio-video segment.Such as：Edit script file
On be recorded in for 11 ' 26 " -11 ' 45 " periods during, play the video 2,11 ' 45 on the 2nd article of track and " to terminating, play the 1st article
Video 1 on track.By specifying the channel for choose display in multiple audio-video segments in the same period
On audio-video, solve the problems, such as the show levels relationship for needing to adjust each track and caused by editing low efficiency, editing
High-efficient, editing quality is high.
Embodiment 3
Based on any of the above embodiments, during synchro edit, two are chosen on time ruler as segmentation
Time point, by click audio-video editing interface in " deletion " button, the current audio-video in all channels can be chosen simultaneously
Segment is deleted.As shown in figure 5, all hatched parts are to delete part.As shown in figure 9, by time ruler
The time point that 11 ' 26 " and 11 ' 45 " are divided as two, in the period that 11 ' 26 " and 11 ' 45 " two time points are constituted,
" deletion " button in audio-video editing interface is clicked, the current audio-video segment in all channels can be chosen to be deleted simultaneously.
While deleting the audio-video segment on each track, current operation is recorded in edit script file, and by all channels
Subsequent sound video clip is synchronous to be moved forward.Such as：Record is by all audio-video recorded files 11 ' on edit script file
Content during 26 " -11 ' 45 " periods is deleted.By to the audio-video segment on all tracks in the same period
Deletion is synchronized, and will be synchronized forward on all tracks in the deleted subsequent audio-video segment of audio-video segment
It is mobile, it solves traditional edit scenario and the audio-video picture in each channel of Manual synchronization is needed to cause working efficiency low with being connected
The problem of, improve editing efficiency.
Embodiment 4
It based on any of the above embodiments,, can after choosing some time point to be segmented during synchro edit
Media file, including audio-video/picture are inserted at current fragment time point.Wherein, if the content of insertion has audio, from
It is dynamic that the audio is inserted into audio files.As shown in fig. 6, being recorded currently first in edit script file before insertion
Time point, and all audio-video recorded files are cut into two sections from current point in time by audio-video processing software, respectively
For segment 1 and segment 2.Meanwhile judging the duration for being inserted into content, it is denoted as s, clicks " inserting in audio-video editing interface
Enter " button, will insertion content be placed on segment 1 after, segment 2 is moved backward, the initial time of segment 2 is prolonged from original time
The time span of slow duration s.Such as：" it is used as split time point, all audio-video recorded files are cut for 11 ' 57
It is divided into two sections, respectively segment 1, segment 2, is inserted into one section of audio-video or picture at this time, the duration is 40 seconds, and segment 1 is constant,
Segment 2 moves backward, and initial time " postpones 40 seconds, that is, become 12 ' 37 " to the end time from 11 ' 57.By by the same time
The audio-video segment on all tracks in section synchronizes and moves backward, and the segment being inserted is inserted in and is pulled back
The front side of all audio-video segments solves audio-video picture and linking that traditional edit scenario needs each channel of Manual synchronization
And ineffective problem is caused, improve editing efficiency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of multi-channel sound audio video synchronization records the method with multi-track synchro edit, which is characterized in that include the following steps：
Step 1. synchronizes audio-video collection to multichannel audio-video frequency, obtains multiple audio-video recorded files independently and simultaneously；
Step 2. synchronizes edit operation to multiple audio-video recorded files, obtains editor's Outcome Document.
2. a kind of multi-channel sound audio video synchronization according to claim 1 records the method with multi-track synchro edit, special
Sign is, carries out audio-video collection using audio-video acquisition equipment.
3. a kind of multi-channel sound audio video synchronization according to claim 2 records the method with multi-track synchro edit, special
Sign is, makes the audio-video acquisition equipment of multiplexer channel that synchronous recording and file be kept to protect using multi-channel synchronous method for recording
It deposits, specific step is as follows for the multi-channel synchronous method for recording：
Step 1.1. reads the connection state information of the audio-video acquisition equipment on each paths；
Step 1.2. issues record command to the audio-video acquisition equipment of each paths simultaneously, and the audio-video collection of each paths is set
It is standby to start simultaneously at recording and create corresponding audio-video recorded file；
Step 1.3. issues halt instruction to the audio-video acquisition equipment of each paths simultaneously, and the audio-video collection of each paths is set
It is standby to be simultaneously stopped the corresponding audio-video recorded file of Record and Save, according to audio-video acquisition equipment information and recording when it is long-living
At an acquisition script file.
4. a kind of multi-channel sound audio video synchronization according to claim 3 records the method with multi-track synchro edit, special
Sign is, using the multiple audio-video recorded files of multi-track synchro edit method synchro edit, the multi-track synchro edit side
Specific step is as follows for method：
Several audio-video recorded files are synchronized and are added according to the audio-video document information of acquisition script file record by step 2.1.
It is loaded in the track for audio-video editor；
Step 2.2. is synchronous to each audio-video recorded file to carry out time point label, obtains multiple periods, each audio-video
Recorded file is divided into multiple audio-video segments according to the time point of label, and the time point of recording mark simultaneously generates editor's foot
This document；
Audio-video segment in step 2.3. synchro edit each period on multiple tracks, and by the period of current operation,
Edit object and edit are recorded in edit script file；
Step 2.4. synthesizes the audio-video segment that each period is chosen according to edit script file one by one, generates editor's achievement
File simultaneously saves.
5. a kind of multi-channel sound audio video synchronization according to claim 3 records the method with multi-track synchro edit, special
Sign is, in multi-channel synchronous recording process, may specify that the audio-visual synchronization recorded on any channel is shown in and is used for
On the interface of the audio-video processing software of synchronous recording and synchro edit.
6. a kind of multi-channel sound audio video synchronization according to claim 4 records the method with multi-track synchro edit, special
Sign is, during multi-track synchro edit, the audio-video piece of wild trajectory is specified in a manner of switching and be currently located track
Section is shown in editor's Outcome Document.
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| CN111556351A (en) * | 2020-05-15 | 2020-08-18 | 宁波菊风系统软件有限公司 | RTP file playing system |
| CN114128304A (en) * | 2019-06-13 | 2022-03-01 | 威博外科公司 | Method and system for synchronizing surgical videos for comparative learning |
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| CN102647544A (en) * | 2012-04-26 | 2012-08-22 | 新奥特（北京）视频技术有限公司 | Method for collecting and editing multi-channel signals |
| CN103761985A (en) * | 2014-01-24 | 2014-04-30 | 北京华科飞扬科技有限公司 | Multi-channel video and audio online-type playing and editing system |
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| CN110166652A (en) * | 2019-05-28 | 2019-08-23 | 成都依能科技股份有限公司 | Multi-track audio-visual synchronization edit methods |
| CN114128304A (en) * | 2019-06-13 | 2022-03-01 | 威博外科公司 | Method and system for synchronizing surgical videos for comparative learning |
| CN114128304B (en) * | 2019-06-13 | 2024-03-08 | 威博外科公司 | Method and system for synchronizing surgical videos for comparative learning |
| CN111556351A (en) * | 2020-05-15 | 2020-08-18 | 宁波菊风系统软件有限公司 | RTP file playing system |
| CN111556351B (en) * | 2020-05-15 | 2022-04-15 | 宁波菊风系统软件有限公司 | RTP file playing system |
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