CN105070305B - A kind of linear editing video recorder and linear editing method - Google Patents
A kind of linear editing video recorder and linear editing method Download PDFInfo
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- CN105070305B CN105070305B CN201510475688.3A CN201510475688A CN105070305B CN 105070305 B CN105070305 B CN 105070305B CN 201510475688 A CN201510475688 A CN 201510475688A CN 105070305 B CN105070305 B CN 105070305B
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Abstract
This application provides a kind of linear editing video recorder and linear editing methods, linear editing video recorder includes hard disk, video card, video card, audio card, control operation panel, IVDR Pan Cang, rs 232 serial interface signal processing module, timeline engine modules and file read-write module, control operation panel includes display screen, IVDR Pan Cang include putting storehouse and record storehouse, wherein：Video card and audio card are used to gathering and exporting video/audio signal；Rs 232 serial interface signal processing module, the operational order for control operation panel to be sent are transmitted to other modules and the feedback information of other modules are sent to the display screen of control operation panel and show；Timeline engine modules are used for the out points according to each disk, by material segment virtual copies to the enterprising edlin preview of time trajectory to be recorded；File read-write module is additionally operable to material segment writing hard disk.The application uses hard-disc storage, in conjunction with time line architecture, solves the problems, such as that conventional linear editing machine is not randomly accessible.
Description
Technical field
This application involves radio and television video editing techniques field more particularly to a kind of linear editing video recorder and linear volumes
The method of collecting.
Background technology
When radio and television make, by needing to video into edlin, that is, according to the requirement of programme content by material
Connect into continuous pictures.
At present, it is mostly video tape recorder to the video recorder of video into edlin, by using linear editing by material
Then sequence edit again carries out a certain section of material in a manner of inserting edition the replacement of similary length, when need into continuous pictures
When deleting, shorten or lengthen a certain section of intermediate material, then have to the picture after this section of material all erasing weight
Record.
Prior art deficiency is：
Existing video tape recorder is difficult to complete the operations such as random insertion or deletion, causes editorial efficiency low.
The content of the invention
The embodiment of the present application proposes a kind of linear editing video recorder and linear editing method, to solve magnetic in the prior art
The technical issues of being difficult to complete the operations such as random insertion or deletion, cause editorial efficiency low with video recorder.
The embodiment of the present application provides a kind of linear editing video recorder, including hard disk, video card, video card, audio card, control
Operation panel, IVDR Pan Cang, rs 232 serial interface signal processing module, timeline engine modules and file read-write module, the control operation
Panel includes display screen, and the IVDR Pan Cang include putting storehouse and record storehouse, wherein：
Video card, for gathering and exporting vision signal；
Audio card is mutually converted for acquisition and exports audio signal and by digital audio and analogue audio frequency；
Rs 232 serial interface signal processing module, the operational order for control operation panel to be sent be transmitted to other modules and by its
The display screen that the feedback information of his module is sent to the control operation panel is shown；
File read-write module, for when it is described put be inserted into sale at reduced prices in storehouse when, record the sale at reduced prices in the sale at reduced prices and to edit
Material segment out points, when it is described record storehouse in insertion record disk when, it is described record disk record determine editor position；
Timeline engine modules, for the out points according to each disk, by material segment virtual copies to wait record when
Between the enterprising edlin of trajectory；The display screen is used to show the editing mode of the material segment；
The file read-write module is additionally operable to that material segment is write the hard disk after receiving and confirming instruction.
The embodiment of the present application provides a kind of linear editing method, includes the following steps：
Vision signal is gathered and exported by video card, passes through audio card acquisition and exports audio signal；
Control operation panel sends operational order and the feedback information is shown in the control after feedback information is received
The display screen of operation panel processed；
When IVDR Pan Cang put in storehouse be inserted into sale at reduced prices when, it is described sale at reduced prices record the material segment to be edited of the sale at reduced prices
Out points when insertion record disk in the record storehouse of IVDR Pan Cang, record the position for determining editor in the record disk；
According to the out points of each disk, by material segment virtual copies to the enterprising edlin of time trajectory to be recorded,
And the editing mode of the material segment is shown by the display screen；
Material segment is write into hard disk after receiving and confirming instruction.
It has the beneficial effect that：
The linear editing video recorder and linear editing method that the embodiment of the present application is provided, using hard-disc storage, Ke Yizhi
The enterprising edlin of disk is connected on, is downloaded, without transcoding without upper, therefore solves existing linear editing machine in signal multiplexing or duplication
The problem of decaying in the process, while also the quick stochastic retrieval for material, random data access provide guarantee.It ties again
Close the time line architecture of non-linear editing, due to timeline material segment can be carried out in orbit in itself random insertion and
The operations such as delete, so as to solve the problems, such as arbitrary access that conventional linear editing machine cannot accomplish material.
Description of the drawings
The specific embodiment of the application is described below with reference to accompanying drawings, wherein：
Fig. 1 shows the structure diagram of linear editing videocassette recorder in the embodiment of the present application；
Fig. 2 shows the flow diagram that linear edit methods are implemented in the embodiment of the present application；
Fig. 3 show the material in the embodiment of the present application in Player1, Player2, Recorder disk reach the standard grade after track
Schematic diagram；
Fig. 4 shows track schematic diagram when Player1 is switched in the embodiment of the present application；
Fig. 5 shows track schematic diagram when Player2 is switched in the embodiment of the present application；
Fig. 6 shows the operation chart of UNDO and REDO functions in the embodiment of the present application.
Specific embodiment
In order to which the technical solution of the application and advantage is more clearly understood, below in conjunction with attached drawing to the exemplary of the application
Embodiment is described in more detail, it is clear that described embodiment be only the application part of the embodiment rather than
The exhaustion of all embodiments.And in the case where there is no conflict, the feature in the embodiment and embodiment in this explanation can be mutual
It is combined.
Inventor notices during invention：
The basic composition of existing video tape recorder includes：Head system, magnetic tape driving system, video frequency signal processing system
System, servo-drive system, Machinery Control System, audio signal processing, power supply etc., wherein：
Head system, including video recording/reproducing magnetic head, audio recording and reproducing magnetic head, video head is the key that video tape recorder portion
Part can realize the mutual conversion between vision signal and magnetic signal by the video head；
Magnetic tape driving system, video recorder get off to complete tape in the driving of motor by capstan by the pressure of belt wheel and walk
Band, after tape is put into video recorder, tape is just poured out and completes tape transport task by mechanical device automatically, this task is exactly by tape
Transmission system is completed；
Video signal processing system is mainly recorded or is reset reproduction to vision signal and audio signal, including note
Record passage and reproducing channel two parts composition；
Servo-drive system mainly includes magnetic drum servo, capstan servo and magnetic tape tension servo, for ensuring vcr signal
Record and replay operations smoothly carry out；
Machinery Control System moves back band mechanism, tape drum automatic loading and unloading mechanism, tape running mechanism and motor by biography band and drives
It is formed with various pull rods.
At present, video tape recorder is mainly used for resetting audio-video signal in present tape, adopts external audio-video signal
Collection is recorded on tape, the audio-video signal editor of tape to tape, wherein：
1) reset, by the magnetic medium information on tape be converted into media information export to supervision equipment or other include and set
It is standby, but this process must linearly be played according to time shaft, once needing assigned picture or specified time, then need quickly to fall
Band carries out picture or timi requirement just can be with；
2) external signal is continuously recorded on tape acquisition and recording, but midway cannot stop, once stop
Restart recording, can cause occur camera lens tear phenomenon between camera lens and camera lens；
3) tape to tape editor, it is necessary to multiple devices connect composition system just can be into edlin, the system
Mainly include：Edit player, editing videocassette recorder, editor control unit, picture monitor etc..In editor, by editor control
Unit is supervised by picture monitor, searches required material progress video reproduction in editor's player, while controls editor
Video recorder carries out the acquisition and recording of signal, significant information is refined by the compression to content or expansion, so as to complete program
Editor.
It in summary it can be seen, existing video tape recorder has the following disadvantages：
1st, analog signal is through multiple copies, signal fading badly, sound quality reduction；
2nd, more stiff man-machine interface limits the performance of producer's creativeness；
3rd, equipment needed for editor is more, and installation and debugging are complex, and editorial efficiency is low；
4th, due to magnetic tape recording editor, material cannot accomplish arbitrary access；
5th, linear editing is difficult to complete the operations such as random insertion or deletion.
Against the above deficiency, the embodiment of the present application proposes a kind of linear editing video recorder, is illustrated below.
Fig. 1 shows the structure diagram of linear editing videocassette recorder in the embodiment of the present application, as shown in the figure, linear editing is recorded
Camera can include hard disk, video card, video card, audio card, control operation panel, removable information multifunctional hard disk (IVDR,
Information Versatile Disk for Removable usage) Pan Cang, rs 232 serial interface signal processing module, timeline draw
Module and file read-write module are held up, the control operation panel includes display screen, and the IVDR Pan Cang include putting storehouse and record storehouse,
Wherein：
Video card, for gathering and exporting vision signal；
Audio card is mutually converted for acquisition and exports audio signal and by digital audio and analogue audio frequency；
Rs 232 serial interface signal processing module, the operational order for control operation panel to be sent be transmitted to other modules and by its
The display screen that the feedback information of his module is sent to the control operation panel is shown；
File read-write module, for when it is described put be inserted into sale at reduced prices in storehouse when, record the sale at reduced prices in the sale at reduced prices and to edit
Material segment out points, when it is described record storehouse in insertion record disk when, it is described record disk record determine editor position；
Timeline engine modules, for the out points according to each disk, by material segment virtual copies to wait record when
Between the enterprising edlin of trajectory；The display screen is used to show the editing mode of the material segment；
The file read-write module is additionally operable to that material segment is write the hard disk after receiving and confirming instruction.
The embodiment of the present application provides a kind of linear editing video recorder based on non-linear editing framework (can be referred to as new
Line is compiled), basic composition therein can include：Mainboard, CPU, hard disk (or IVDR disks), memory, video card, video card, audio card,
Control operation panel, IVDR Pan Cang, power supply and linear editing software module etc..Mainboard, CPU, hard disk, memory, video card, power supply
Most basic PC plateform systems are constituted, facilitate the exploitation and deployment of linear editing software.
In specific implementation, user can trigger control letter by the button on control operation panel (or front panel)
Number, control time line engine modules read file, the time after control signal can be transmitted by rs 232 serial interface signal processing module
Line engine modules read data by file read-write module from the hard disk in IVDR disks storehouse, by data after then being decoded
It is sent to video card and audio card is exported, the signal of output can be used for other audio and video detections etc..Meanwhile timeline draws
Video card can also be sent data to by holding up module, then be shown on a display screen.
Video card is used to complete acquisition and the output services of vision signal (containing embedded audio signal).
Audio card is used to complete acquisition and the output services of audio signal, while bears digital audio and analogue audio frequency
The work mutually converted.
Control operation panel is for sending order to system software and receiving the hardware module of feedback information, it includes one
Block liquid crystal display.Traditional video tape recorder control operation panel does not have display screen, the supervision of picture when operating video recorder
Work, current editing mode, basic configuration information all have to external third party's monitor to carry out, and what new line was compiled shows
Display screen coupled system software can complete above-mentioned work.Wherein, display screen can be liquid crystal display etc., the application to this not
It is restricted.
Display screen is added in the embodiment of the present application on the control panel of conventional linear editing videocassette recorder, so can be
Editorial staff provides more rich interface information, it is seen that i.e. available presentation enables editorial staff to understand current editor in real time
State solves the problems, such as that conventional linear editing machine man-machine interface is stiff.
Conventional linear editor must use and double-click editor's (player and video recorder), be remotely controlled, played using RS-422
With acquisition baseband signal, signal attenuation is inevitably resulted in.And the linear editing video recorder that the embodiment of the present application is provided uses
IVDR Pan Cang and hard disk realize unit editor, and additional equipment is not required.And signal is by memory digitized copy mode, therefore
The loss of signal will not be generated.
Since the linear editing video recorder that the embodiment of the present application is provided is based on non-linear editing time line architecture, timeline
Inherently can the operations such as random insertion and deletion be carried out to material segment in orbit, so, using time line architecture certainly
It so just solves and is difficult to complete the operations such as random insertion or deletion to semi-finished product in the prior art.
Further, since the linear editing video recorder that the embodiment of the present application is provided can be done using IVDR Pan Cang and hard disk
To random data access, then based on the various random access functions in time line architecture, it is possible to solve conventional linear volume
The system of collecting cannot accomplish the arbitrary access problem of material.
Described linear editing refers to traditional edit mode of TV programme in the embodiment of the present application, is compiled usually using combination
It collects the continuous pictures of material sequence edit Cheng Xin, then carries out similary length to a certain section in a manner of inserting edition again and replace
It changes.But it can not achieve deletion, shortening, lengthen intermediate a certain section, if to realize deletion, shortening, lengthen intermediate a certain section
That section of later picture must then be erased and rerecorded.
In the embodiment of the present application described non-linear editing be compared with traditionally with time sequencing carries out linear editing and
Speech breaks through single time sequencing editor, it is necessary to dedicated software for editing, hardware, need not again and again find on tape
Limitation, can arrange in various orders, have fast and simple, random characteristic, as long as uploading once multiple editor,
Signal quality will not be lower always, so saving equipment, manpower, improve editorial efficiency.
In implementation, the control operation panel can also include fast forward button, fast backspace key and search wheel, and described search wheel can be with
Including multiple gears, each gear can correspond to different broadcasting speeds, and described search wheel can be used for being sent out according to current gear
Send speed control signal, the video frame that SHUTT shuttle is specified.
The operation of existing non-linear editing software fully relies on mouse-keyboard, when progress single frames or designated frame are searched
When, it is very cumbersome using keyboard and mouse, but operating has special fast forwarding and fast rewinding key and search to take turns in control panel, especially
It is that search wheel can carry out SHUTT shuttle, specified frame can be positioned accurately.
In specific implementation, described search wheel can have positive and negative each four gears, often turn to different gears, then can produce
Raw different signal, system software is after these signals are received, you can knows and plays program with how many speed, due to not
With gear, corresponding broadcasting speed is different, so as to realize that the video frame that variable playback program, search are specified is positioned.
Those skilled in the art can also set multiple gears, the broadcasting speed representated by each gear according to actual needs
It can also be configured as needed, the application is not restricted to the gear number of search wheel and per the corresponding speed of gear.
In implementation, the IVDR disks storehouse can put storehouse and a record storehouse including multiple, and the timeline engine modules are used for
Many-to-one disk is carried out to disk editor according to the out points that multiple sales at reduced prices and a record disk are set.
In the specific implementation, the linear editing video recorder that the embodiment of the present application is provided can include three IVDR Pan Cang,
Two therein are known as video reproduction (if supporting Panasonic P2, one of them can be changed to P2 Pan Cang to be compatible with P2 cards)
Storehouse is put, another is known as record storehouse for recording a video.In this way, the linear editing video recorder that is provided of the embodiment of the present application then can be into
Row two is edited to one.
When carrying out editing, system software can carry out disk to disk editor according to the out points sold at reduced prices and record disk is set
(and existing video tape recorder is tape to Vidio tap edit), unit can realize the volume that video tape recorder multimachine could be realized
Work is collected, editing process carries out the coding (efficient coding mode may be employed) of data and transmission work in memory completely,
So the problem of signal is decayed in unrecorded tape video recorder editing process in editing process.
The design of the multiple IVDR drivers of the embodiment of the present application can easily realize many-one editor on a machine,
Solve the problems, such as that equipment needed for conventional linear editing machine is more, installation and debugging are complex.
In implementation, the timeline engine modules are further used for the material that editor completes to obtain being loaded into record storehouse rail
Road, according to the UNDO operational orders of the control operation panel cancel to it is described record storehouse track material this operation or
Recover the previous operation of the material to the record storehouse track according to the REDO operational orders of the control operation panel.
The embodiment of the present application realizes linear editing using the time cable architecture of non-linear editing, by timeline complete with
Lower function：
1) in timeline operation of reaching the standard grade can be carried out respectively to audio and video；
2) in timeline can the audio and video in arbitrary section be covered, be inserted into, delete etc. with operations, so as to solve
It can not be optionally plugged into conventional linear editing machine or the problem of delete operation；
3) " going back on one's word " operation can also be carried out in timeline, it, can be with if producer thinks the operation error of oneself
It is retracted by the UNDO functions of timeline, the operation that " can also have just been gone back on one's word " by REDO function of finding；
4) track of timeline can also have the function of Mute so that the audio or video data of current orbit can not
See.
In implementation, linear editing video recorder may further include：
Coding/decoding module, for detecting the coded format of record disk when disk is recorded in insertion, to the file between record disk and sale at reduced prices
It is packaged parsing.
The embodiment of the present application in order in linear editing process support multi-format shuffling, add coding/decoding module, so as to
It can support common coded format in current program making, such as：DNXHD, MPEG-2, AVC-Intra, at the same support AVI,
The parsing function for the MXF Document encapsulations that MOV, MAXF and CCTV standard define so that the file of above-mentioned form can be carried out at the same time
Online editing carries out the mixed editorial of odd encoder multi-format so that the making of program is more convenient in same phase program.
Based on same inventive concept, the embodiment of the present application additionally provides a kind of linear editing method, the linear editing side
The realization principle of method is similar to a kind of linear editing video recorder, and overlaps will not be repeated, is illustrated below.
Fig. 2 shows the flow diagram that linear edit methods are implemented in the embodiment of the present application, as shown in the figure, linear editing
Method may include steps of：
Step 201 is gathered by video card and exports vision signal, passes through audio card acquisition and exports audio signal；
Step 202, control operation panel send operational order and show the feedback information after feedback information is received
In the display screen of the control operation panel；
Step 203, when IVDR Pan Cang put in storehouse be inserted into sale at reduced prices when, it is described sale at reduced prices record the element to be edited of the sale at reduced prices
The out points of material segment when insertion record disk in the record storehouse of IVDR Pan Cang, record the position for determining editor in the record disk；
Step 204, the out points according to each disk, material segment virtual copies are enterprising to time trajectory to be recorded
Edlin, and show by the display screen editing mode of the material segment；
Material segment is write hard disk by step 205 after receiving and confirming instruction.
In specific implementation, user can send control signal, timeline engine mould by the button on control operation panel
After block receives the control signal of rs 232 serial interface signal processing module transmission, control file read-write module reads data from IVDR disks, will
Data sending is exported to video card and audio card, and is passed through video card and be transmitted to display screen and shown.
In implementation, the control operation panel, which can also include fast forward button, fast backspace key and search wheel, described search wheel, to be included
Multiple gears, each gear correspond to different broadcasting speeds, and the method may further include：Described search wheel is according to current
Gear transmission speed control signal positions specified video frame by the SHUTT shuttle of described search wheel.
In implementation, the IVDR disks storehouse can include it is multiple put storehouse and one record storehouse, the out points of each disk of basis,
By material segment virtual copies to the enterprising edlin of time trajectory to be recorded, it is specifically as follows：According to multiple sales at reduced prices and one
The out points that a record disk is set, will carry out many-to-one disk to disk on material segment virtual copies to time trajectory to be recorded
Editor.
In implementation, the method may further include：The material that editor completes to obtain is loaded into record storehouse track, according to
The UNDO operational orders of the control operation panel cancel this operation to the material of the record storehouse track or according to described
The REDO operational orders of control operation panel recover the previous operation of the material to the record storehouse track.
In implementation, the method may further include：When insertion record disk when detection record disk coded format, to record disk and
File between sale at reduced prices is packaged parsing.
For the ease of the implementation of the application, illustrated below with example.
The embodiment of the present application provides a kind of linear editing video recorder of combination non-linear editing (referred to as non-volume) structure,
When specifically used, non-volume timeline middle pitch track of video can be invented to three bin levels in video recorder, two put storehouse respectively
One record storehouse (i.e. traditional three video tape recorders, two players and a video recorder), when being inserted into sale at reduced prices, new line compiles system
Material in sale at reduced prices can be loaded into the sale at reduced prices track in timeline by software (claiming system afterwards).When disk is recorded in insertion, system can be automatic
Detection record plate-like state：Free space, coded format etc..The material section to be edited of point selection can be squeezed into out in sale at reduced prices at this time,
Then carry out getting the position for determining editor ready in record disk, system can be virtual by material segment according to the out points of each disk at this time
It copies to and (does not copy entity file) on time trajectory to be recorded, preview and editing are waited, when preview is errorless laggard
It just carries out really writing disk work during edlin, completion writes after disk that editor terminates at this time, and simultaneity factor can be by newly-generated material
Be loaded on record storehouse track, it is convenient after review and edit in next step.
When user is unsatisfied with edited result, UNDO can be selected to operate, system can unload the material recorded on the track of storehouse
(can be with conventional linear editing machine pair it is to be understood that erasing i.e. in tape), when carrying out REDO operations at this time, system can will be upper
The material of secondary unloading is again in load rail, and quickly unloading and the traditional video tape recorder of loading process are not accomplish for this
's.
The above process carries out completely in disk, and existing NLE system and non-netting network are before program making is carried out
It is required for using tape, CD, semiconductor card as in the data copy in medium to hard disk or hard disk array, this means that will
Carry out the conversion of storage medium, transcoding, mass data being uploaded and downloading, this is a very very long process.And new line is compiled
Due to that can be that the quick production of program is possibly realized in disk into edlin using new architecture and new medium.
New line is compiled as a result of non-linear editing as software architecture simultaneously, by the special technology making and subtitle system in non-volume
It has been introduced into linear editing so that the program scope that linear editing can make expands significantly, and linear editing is entered one
A new epoch.
The embodiment of the present application illustrates application of the timeline in linear editing videocassette recorder below.
It to need to carry out it is assumed here that there are three Pan Cang, this data meant that in three disk storehouses in linear editing video recorder
Switching is shown, in the embodiment of the present application when operating the material in one of disk, the data in other two disk are invisible,
The data in the two disks are not interfered with.
Fig. 3 show the material in the embodiment of the present application in Player1, Player2, Recorder disk reach the standard grade after track
Schematic diagram, as shown in the figure, Edit Video and Edit Audio tracks can be used as editing rail spare.
When being operated as cutting disc, if switching to a disk, other corresponding tracks of two disks are all in Mute states, Fig. 4
Show track schematic diagram when Player1 is switched in the embodiment of the present application, Fig. 5 shows in the embodiment of the present application and switches to
Track schematic diagram during Player2.
In addition, there are one critically important functions for timeline：Seek can jump to any position by Seek functions,
Material random access capabilities can not be realized by solving conventional linear editing machine.It can be carried out in the embodiment of the present application by idler wheel
Linear material retrieval, the material that any position is carried out by GOTO buttons are retrieved.
Insertion, deletion and the covering function of timeline can be fully utilized in the embodiment of the present application, utilize this
A little functions can solve the problems, such as that traditional wire compiles system and cannot complete the operations such as random insertion or deletion to semi-finished product.
UNDO the and REDO functions of timeline are applied in the embodiment of the present application can avoid the occurrence of editor's accident, section
The Production Time and cost, Fig. 6 for saving program show the operation chart of UNDO and REDO functions in the embodiment of the present application, first
First, sale at reduced prices material includes material 1,2,3, and record disk material includes material 4,5, and disk is recorded as a result, such as after insertion is shown after insertion material 2
Fruit " will go back on one's word " operation, be operated if disk is recorded after UNDO can be realized by UNDO buttons as a result, to cancel this " going back on one's word ",
Disk result is recorded after REDO being realized by REDO buttons.
In addition scrolling can be added in timeline, on material Clip, draws the transition stunts such as picture, Marseille can also be added
Gram, the video effects such as fuzzy, slow motion, compile out for new line and simply lay a good foundation in flakes.In the track of video of timeline, also
Subtitle Clip can be created, editorial staff can create more gaudy and complicated picture and text subtitle in subtitle Clip, be this Shen
Linear editing videocassette recorder it please produce and complicated provide guarantee in flakes in embodiment.
For convenience of description, each several part of apparatus described above is divided into various modules with function or unit describes respectively.
Certainly, each module or the function of unit can be realized in same or multiple softwares or hardware when implementing the application.
It should be understood by those skilled in the art that, embodiments herein can be provided as method, system or computer program
Product.Therefore, the reality in terms of complete hardware embodiment, complete software embodiment or combination software and hardware can be used in the application
Apply the form of example.Moreover, the computer for wherein including computer usable program code in one or more can be used in the application
The computer program production that usable storage medium is implemented on (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.)
The form of product.
The application is with reference to the flow according to the method for the embodiment of the present application, equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that it can be realized by computer program instructions every first-class in flowchart and/or the block diagram
The combination of flow and/or box in journey and/or box and flowchart and/or the block diagram.These computer programs can be provided
The processor of all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce
A raw machine so that the instruction performed by computer or the processor of other programmable data processing devices is generated for real
The device for the function of being specified in present one flow of flow chart or one box of multiple flows and/or block diagram or multiple boxes.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works so that the instruction generation being stored in the computer-readable memory includes referring to
Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one box of block diagram or
The function of being specified in multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted
Series of operation steps is performed on calculation machine or other programmable devices to generate computer implemented processing, so as in computer or
The instruction offer performed on other programmable devices is used to implement in one flow of flow chart or multiple flows and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although the preferred embodiment of the application has been described, those skilled in the art once know basic creation
Property concept, then can make these embodiments other change and modification.So appended claims be intended to be construed to include it is excellent
It selects embodiment and falls into all change and modification of the application scope.
Claims (10)
1. a kind of linear editing video recorder, which is characterized in that including hard disk, video card, video card, audio card, control operation panel,
Removable information multifunctional hard disk IVDR Pan Cang, rs 232 serial interface signal processing module, timeline engine modules and file read-write module, institute
It stating control operation panel and includes display screen, the IVDR Pan Cang include putting storehouse and record storehouse, wherein：
Video card, for gathering and exporting vision signal；
Audio card, for acquisition and exports audio signal；
Rs 232 serial interface signal processing module, the operational order for control operation panel to be sent are transmitted to other modules and by other moulds
The display screen that the feedback information of block is sent to the control operation panel is shown；
File read-write module, for when it is described put in storehouse be inserted into sale at reduced prices when, record what the sale at reduced prices to be edited in the sale at reduced prices
The out points of material segment when insertion record disk in the record storehouse, record the position for determining editor in the record disk；
Timeline engine modules, for the out points according to each disk, by material segment virtual copies to timeline to be recorded
The enterprising edlin of track；The display screen is used to show the editing mode of the material segment；
The file read-write module is additionally operable to that material segment is write the hard disk after receiving and confirming instruction.
2. linear editing video recorder as described in claim 1, which is characterized in that the control operation panel further includes F.F.
Key, fast backspace key and search wheel, described search wheel include multiple gears, and each gear corresponds to different broadcasting speeds, described search
Wheel is for according to current gear transmission speed control signal, the video frame that SHUTT shuttle is specified.
3. linear editing video recorder as described in claim 1, which is characterized in that the IVDR Pan Cang put storehouse and one including multiple
A record storehouse, the timeline engine modules are used to carry out many-to-one disk according to the out points that multiple sales at reduced prices and a record disk are set
To disk editor.
4. linear editing video recorder as described in claim 1, which is characterized in that the timeline engine modules are further used for
The material that editor completes to obtain is loaded into record storehouse track, is cancelled according to the UNDO operational orders of the control operation panel to institute
It states this operation of the material of record storehouse track or is recovered according to the REDO operational orders of the control operation panel to the record
The previous operation of the material of storehouse track.
5. linear editing video recorder as described in claim 1, which is characterized in that further comprise：
Coding/decoding module for detecting the coded format of record disk when disk is recorded in insertion, completes the envelope of file between record disk and sale at reduced prices
Dress parsing.
A kind of 6. linear editing method, which is characterized in that include the following steps：
Vision signal is gathered and exported by video card, passes through audio card acquisition and exports audio signal；
Control operation panel sends operational order and the feedback information is shown in the control after feedback information is received and grasps
Make the display screen of panel；
When removable information multifunctional hard disk IVDR Pan Cang are when putting insertion sale at reduced prices in storehouse, recording the sale at reduced prices in the sale at reduced prices will
The out points of the material segment of editor when insertion record disk in the record storehouse of IVDR Pan Cang, record in the record disk and determine editor
Position；
According to the out points of each disk, by material segment virtual copies to the enterprising edlin of time trajectory to be recorded, and lead to
Cross the editing mode that the display screen shows the material segment；
Material segment is write into hard disk after receiving and confirming instruction.
7. method as claimed in claim 6, which is characterized in that the control operation panel further include fast forward button, fast backspace key and
Search wheel, described search wheel include multiple gears, and each gear corresponds to different broadcasting speeds, the method is further included：
Described search wheel is according to current gear transmission speed control signal, by the SHUTT shuttle of described search wheel to specified video frame
It is positioned.
8. method as claimed in claim 6, which is characterized in that the IVDR Pan Cang put storehouse and a record storehouse, institute including multiple
The out points according to each disk are stated, by material segment virtual copies to the enterprising edlin of time trajectory to be recorded, are specially：
It is according to the out points that multiple sales at reduced prices and a record disk are set, material segment virtual copies are enterprising to time trajectory to be recorded
The many-to-one disk of row is to disk editor.
9. method as claimed in claim 6, which is characterized in that the method is further included：The element for completing to obtain will be edited
Material is loaded into record storehouse track, is cancelled according to the UNDO operational orders of the control operation panel to the material of the record storehouse track
This operation recovers according to the REDO operational orders of the control operation panel to the previous of the material of the record storehouse track
Operation.
10. method as claimed in claim 6, which is characterized in that the method is further included：Record is detected when disk is recorded in insertion
The coded format of disk is packaged parsing to the file between record disk and sale at reduced prices.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510475688.3A CN105070305B (en) | 2015-08-05 | 2015-08-05 | A kind of linear editing video recorder and linear editing method |
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| CN201510475688.3A CN105070305B (en) | 2015-08-05 | 2015-08-05 | A kind of linear editing video recorder and linear editing method |
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| CN105070305A CN105070305A (en) | 2015-11-18 |
| CN105070305B true CN105070305B (en) | 2018-05-18 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1731827A (en) * | 2005-08-04 | 2006-02-08 | 北京华傲精创科技开发有限公司 | Video device, video camera recording device and video & audio editing system |
| CN101118775A (en) * | 2006-07-31 | 2008-02-06 | 北京中映高清科技有限公司 | Video-audio frequency editing method using digitized movable recording media |
| CN102081946A (en) * | 2010-11-30 | 2011-06-01 | 上海交通大学 | On-line collaborative nolinear editing system |
-
2015
- 2015-08-05 CN CN201510475688.3A patent/CN105070305B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1731827A (en) * | 2005-08-04 | 2006-02-08 | 北京华傲精创科技开发有限公司 | Video device, video camera recording device and video & audio editing system |
| CN101118775A (en) * | 2006-07-31 | 2008-02-06 | 北京中映高清科技有限公司 | Video-audio frequency editing method using digitized movable recording media |
| CN102081946A (en) * | 2010-11-30 | 2011-06-01 | 上海交通大学 | On-line collaborative nolinear editing system |
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| CN105070305A (en) | 2015-11-18 |
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