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CN109309776B - Piece caudal flexure based on dynamic degree selects system - Google Patents

Piece caudal flexure based on dynamic degree selects system Download PDF

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Publication number
CN109309776B
CN109309776B CN201810915764.1A CN201810915764A CN109309776B CN 109309776 B CN109309776 B CN 109309776B CN 201810915764 A CN201810915764 A CN 201810915764A CN 109309776 B CN109309776 B CN 109309776B
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equipment
dynamic degree
signal
caudal flexure
dynamic
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CN109309776A (en
Inventor
张利军
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Shanghai Mengtong Culture Communication Co., Ltd.
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Shanghai Mengtong Culture Communication Co Ltd
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment
    • H04N5/262Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Image Processing (AREA)
  • Image Analysis (AREA)

Abstract

The present invention relates to a kind of, and the piece caudal flexure based on dynamic degree selects system, it include: piece caudal flexure storage equipment, it is arranged at movie playback end, for storing various types piece caudal flexure, each type corresponds to different broadcasting rhythm, the content of the various types piece caudal flexure is same song, and the difference of the various types piece caudal flexure is to play rhythm difference;Data extraction device, it is arranged at movie playback end, for receiving the dynamic degree of the film of movie playback end broadcasting, and the dynamic degree of the film based on movie playback end broadcasting is stored when equipment selects the corresponding piece caudal flexure for playing rhythm and reaches run-out play position with the movie pictures played for movie playback end from described caudal flexure and is played out.Through the invention, the precision and efficiency of the selection of piece caudal flexure are improved.

Description

Piece caudal flexure based on dynamic degree selects system
Technical field
The present invention relates to field of audio processing more particularly to a kind of piece caudal flexure based on dynamic degree to select system.
Background technique
The selection of the piece caudal flexure of film is very crucial, directly influences the effect of people's appreciation, determines the production of film Quality.
The selection of current film piece caudal flexure relies on manual type substantially to carry out, that is, selected movie credits content it Afterwards, the types of songs for being suitable for according to trailer content, the suitable singer of artificial selection and artificial selection by Moviemaking people.
It will be apparent that the mode of this artificial selection excessively relies on artificial experience, cause movie score quality irregular not odd, especially It reduces the quality of film in incomplete dub in background music encountering the poor Moviemaking people of music sense.
Summary of the invention
In order to solve the low technical problem of current film production technique, the present invention provides a kind of based on dynamic degree Piece caudal flexure selects system.
The present invention at least has the important inventive point of following two:
(1) the dynamic degree of the film played based on movie playback end is selected corresponding play from piece caudal flexure storage equipment and saved The piece caudal flexure played plays out when reaching run-out play position with the movie pictures played for movie playback end, improves film The intelligence degree of broadcasting;
(2) impulse disturbances in image and interference of pulsing are identified respectively, it is each in described image to obtain respectively Each pulsation interference signal in a pulse interference signal and described image, to the amplitude of above-mentioned interference signal be compared with for The filtering mechanism that described image selection is adapted with picture material.
According to an aspect of the present invention, a kind of piece caudal flexure selection system based on dynamic degree, the system packet are provided It includes:
Piece caudal flexure stores equipment, and setting is at movie playback end, and for storing various types piece caudal flexure, each type is corresponding The content of different broadcasting rhythm, the various types piece caudal flexure is same song, and the difference of the various types piece caudal flexure exists It is different in playing rhythm;Data extraction device, setting at movie playback end, for receive the broadcasting of movie playback end film it is dynamic Sense degree, and the dynamic degree of the film based on movie playback end broadcasting selects correspondence from described caudal flexure storage equipment It plays the piece caudal flexure of rhythm and is played out when reaching run-out play position with the movie pictures played for movie playback end;Dust Detection device is arranged in around image capture device, for detecting the dust concentration of ambient enviroment, and in the ash of ambient enviroment When dust concentration is more than or equal to preset concentration threshold value, dust concentration alarm signal is issued;Oxygen identification apparatus is arranged in Image Acquisition Around equipment, it is lower than minimum oxygen threshold value for detecting the oxygen concentration of ambient enviroment, and in the oxygen concentration of ambient enviroment When, issue anoxic alarm signal;The film at movie playback end, for playing to movie playback end is arranged in image capture device Picture carries out the acquisition of live image data, to obtain multiframe live video picture continuous in time, and exports on the time Continuous multiframe live video picture, described image acquire equipment and reach run-out broadcasting in the movie pictures that movie playback end plays Stop the live image data acquisition carried out before position;Disturbance ecology equipment is connect, for connecing with described image acquisition equipment The live video picture is received, the impulse disturbances in the live video picture and interference of pulsing are identified respectively, to divide Each pulsation interference in each pulse interference signal and the live video picture in the live video picture is not obtained Signal;Amplitude analysis equipment is connect with the disturbance ecology equipment, for receiving each pulse in the live video picture Each pulsation interference signal in interference signal and the live video picture, and determine each in the live video picture Maximum value in each amplitude of pulse interference signal is using as impulse disturbances reference value, and determines the live video picture In each pulsation interference signal each amplitude in maximum value using as pulsation interfere reference value;Signal triggers equipment, with The amplitude analysis equipment connection, for sending out when the impulse disturbances reference value is more than or equal to pulsation interference reference value First trigger signal out, and it is also used to the sending the when the impulse disturbances reference value is less than pulsation interference reference value Two trigger signals;First filter apparatus is connect, for connecing respectively with the disturbance ecology equipment and signal triggering equipment When receiving first trigger signal, start the following processing to each pixel in the live video picture: will be described Each pixel is determined based on the impulse disturbances reference value as processing pixel and executes intermediate value filter in live video picture The area of the filter window of wave is filtered using pixel value of the filter window to the processing pixel;It is described It is defeated that first filter apparatus is also used to the filtering processing result based on the pixel value of each pixel in the live video picture Corresponding first filtering image out;Second filter apparatus connects with the disturbance ecology equipment and signal triggering equipment respectively It connects, the weighted mean filter of the live video picture is handled for starting when receiving second trigger signal, with It obtains and exports corresponding second filtering image;Apparatus for transmitting signal is filtered with first filter apparatus and described second respectively Wave device connection, for being exported using first filtering image or second filtering image as signal processing image;It is dynamic Degree analyzing equipment is connect with the apparatus for transmitting signal, and for receiving each frame signal processing image, current demand signal is handled Image and former frame signal processing image carry out scene changes measurement to obtain the first scene changes grade, and current demand signal is handled Image and a later frame signal processing image carry out scene changes measurement to obtain the second scene changes grade, by first scene The mean value of variation grades and the second scene changes grade is determined as the corresponding dynamic degree of current demand signal processing image;It is dynamic It identifies equipment, is connect with the dynamic degree analyzing equipment, it is corresponding each dynamic for receiving each signal processing image Sense degree, and determine based on each dynamic degree the dynamic degree for the film that movie playback end plays.
More specifically, in the piece caudal flexure selection system based on dynamic degree: in the dynamic identification equipment, base In each dynamic degree determine the film that movie playback end plays dynamic degree include: will be in each dynamic degree The dynamic degree of film that is played as movie playback end of maximum value.
More specifically, in the piece caudal flexure selection system based on dynamic degree: in the dynamic identification equipment, base The dynamic degree that the film that movie playback end plays is determined in each dynamic degree includes: by each dynamic degree The dynamic degree for the film that average value is played as movie playback end.
More specifically, in the piece caudal flexure selection system based on dynamic degree: in first filter apparatus, institute State that impulse disturbances reference value is bigger, the area of the filter window of the execution median filtering determined is bigger.
More specifically, in the piece caudal flexure selection system based on dynamic degree, further includes:
Power supply equipment is set with signal triggering equipment, first filter apparatus and second filtering respectively Standby connection.
More specifically, in the piece caudal flexure selection system based on dynamic degree: the power supply equipment is receiving When to first trigger signal, first filter apparatus is controlled to make it into operational mode, controls second filtering Equipment is to make it into suspend mode.
More specifically, in the piece caudal flexure selection system based on dynamic degree: the power supply equipment is receiving When to second trigger signal, second filter apparatus is controlled to make it into operational mode, controls first filtering Equipment is to make it into suspend mode.
More specifically, in the piece caudal flexure selection system based on dynamic degree: in the dust detection device, also When being less than preset concentration threshold value for the dust concentration in ambient enviroment, dust concentration normal signal is issued.
More specifically, in the piece caudal flexure selection system based on dynamic degree: in the oxygen identification apparatus, also When being more than or equal to minimum oxygen threshold value for the oxygen concentration in ambient enviroment, oxygen concentration normal signal is issued.
More specifically, in the piece caudal flexure selection system based on dynamic degree: in the data extraction device, institute The dynamic degree for stating the film of movie playback end broadcasting is higher, and the broadcasting rhythm of the piece caudal flexure of selection is faster.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is the dynamic degree point that system is selected according to the piece caudal flexure based on dynamic degree shown in embodiment of the present invention The structural block diagram of desorption device.
Specific embodiment
The embodiment of piece caudal flexure selection system below with reference to accompanying drawings to of the invention based on dynamic degree carries out detailed It describes in detail bright.
Video pictures turnover rate refers to the tableaux quantity played video format each second.Typical picture update rate by 6 or 8 per second (frame the per second, abbreviation fps) of early stage are differed to 120 per second now.PAL (Europe, it is sub- Continent, the television broadcast format on the ground such as Australia) with SECAM (France, Russia, the television broadcast format on the ground such as portions of Africa) provide it Turnover rate is 25fps, and NTSC (U.S., Canada, the television broadcast format on the ground such as Japan) then provides that its turnover rate is 29.97fps.Cinestrip is being shot with slightly slow 24fps;This makes various countries' television broadcasting need one when broadcasting film A little complicated conversion formalities (being converted with reference to Telecine).Reach most basic persistence of vision effect and takes around 10fps's Speed.
Currently, it can not be dubbed in background music according to the adaptively selected suitable piece caudal flexure of dynamic degree of movie credits content, very To the effective testing mechanism for lacking movie credits content innervation degree.
In order to overcome above-mentioned deficiency, the present invention has built a kind of piece caudal flexure selection system based on dynamic degree, Neng Gouyou Effect solves corresponding technical problem.
Fig. 1 is the dynamic degree point that system is selected according to the piece caudal flexure based on dynamic degree shown in embodiment of the present invention The structural block diagram of desorption device.
Show according to an embodiment of the present invention based on dynamic degree piece caudal flexure selection system include:
Piece caudal flexure stores equipment, and setting is at movie playback end, and for storing various types piece caudal flexure, each type is corresponding The content of different broadcasting rhythm, the various types piece caudal flexure is same song, and the difference of the various types piece caudal flexure exists It is different in playing rhythm;
Data extraction device, setting is at movie playback end, the dynamic degree of the film for receiving the broadcasting of movie playback end, And the dynamic degree of the film based on movie playback end broadcasting is selected corresponding play from described caudal flexure storage equipment and is saved The piece caudal flexure played plays out when reaching run-out play position with the movie pictures played for movie playback end;
Dust detection device, is arranged in around image capture device, for detecting the dust concentration of ambient enviroment, and When the dust concentration of ambient enviroment is more than or equal to preset concentration threshold value, dust concentration alarm signal is issued;
Oxygen identification apparatus, is arranged in around image capture device, for detecting the oxygen concentration of ambient enviroment, and When the oxygen concentration of ambient enviroment is lower than minimum oxygen threshold value, anoxic alarm signal is issued;
Image capture device is arranged the movie pictures at movie playback end, for playing to movie playback end and carries out scene Image data acquiring, to obtain multiframe live video picture continuous in time, and it is existing to export the multiframe continuous in time Field movie pictures, described image acquire equipment and stop before the movie pictures that movie playback end plays reach run-out play position The live image data of progress acquire;
Disturbance ecology equipment is connect, for receiving the live video picture, to described existing with described image acquisition equipment Impulse disturbances and pulsation interference in the movie pictures of field are identified respectively, each in the live video picture to obtain respectively Each pulsation interference signal in a pulse interference signal and the live video picture;
Amplitude analysis equipment is connect with the disturbance ecology equipment, each in the live video picture for receiving Each pulsation interference signal in pulse interference signal and the live video picture, and determine in the live video picture Maximum value in each amplitude of each pulse interference signal is using as impulse disturbances reference value, and determines the live video Maximum value in each amplitude of each pulsation interference signal in picture is to interfere reference value as pulsation;
Signal triggers equipment, connect with the amplitude analysis equipment, for being more than or equal in the impulse disturbances reference value When the pulsation interference reference value, the first trigger signal is issued, and is also used to be less than in the impulse disturbances reference value described When pulsation interference reference value, the second trigger signal is issued;
First filter apparatus is connect, for receiving respectively with the disturbance ecology equipment and signal triggering equipment When to first trigger signal, start the following processing to each pixel in the live video picture: will be described existing Each pixel is determined based on the impulse disturbances reference value as processing pixel and executes median filtering in the movie pictures of field Filter window area, using the filter window to it is described processing pixel pixel value be filtered;Described One filter apparatus is also used to the filtering processing result output based on the pixel value of each pixel in the live video picture Corresponding first filtering image;
Second filter apparatus is connect, for receiving respectively with the disturbance ecology equipment and signal triggering equipment When to second trigger signal, start and the weighted mean filter of the live video picture is handled, to obtain and output phase The second filtering image answered;
Apparatus for transmitting signal is connect with first filter apparatus and second filter apparatus respectively, and being used for will be described First filtering image or second filtering image are exported as signal processing image;
Dynamic degree analyzing equipment, connect with the apparatus for transmitting signal, will for receiving each frame signal processing image Current demand signal handles image and former frame signal processing image carries out scene changes and measures to obtain the first scene changes grade, will Current demand signal handles image and a later frame signal processing image carries out scene changes and measures to obtain the second scene changes grade, will It is corresponding that the mean value of the first scene changes grade and the second scene changes grade is determined as current demand signal processing image Dynamic degree;
Innervation identification equipment is connect with the dynamic degree analyzing equipment, for receiving each signal processing image difference Corresponding each dynamic degree, and determine based on each dynamic degree the dynamic degree for the film that movie playback end plays.
Then, the specific structure for continuing the piece caudal flexure selection system to of the invention based on dynamic degree carries out further Explanation.
In the piece caudal flexure selection system based on dynamic degree: in the dynamic identification equipment, based on described each A innervation degree determines that the dynamic degree for the film that movie playback end plays includes: by the maximum value in each dynamic degree Dynamic degree as the film that movie playback end plays.
In the piece caudal flexure selection system based on dynamic degree: in the dynamic identification equipment, based on described each A innervation degree determines that the dynamic degree for the film that movie playback end plays includes: to make the average value of each dynamic degree For the dynamic degree for the film that movie playback end plays.
In the piece caudal flexure selection system based on dynamic degree: in first filter apparatus, the pulse is dry Disturb that reference value is bigger, the area of the filter window of the execution median filtering determined is bigger.
In the piece caudal flexure selection system based on dynamic degree, further includes:
Power supply equipment is set with signal triggering equipment, first filter apparatus and second filtering respectively Standby connection.
In the piece caudal flexure selection system based on dynamic degree: the power supply equipment is receiving described first When trigger signal, control first filter apparatus to make it into operational mode, control second filter apparatus so that its Into suspend mode.
In the piece caudal flexure selection system based on dynamic degree: the power supply equipment is receiving described second When trigger signal, control second filter apparatus to make it into operational mode, control first filter apparatus so that its Into suspend mode.
In the piece caudal flexure selection system based on dynamic degree: in the dust detection device, being also used in week When the dust concentration in collarette border is less than preset concentration threshold value, dust concentration normal signal is issued.
In the piece caudal flexure selection system based on dynamic degree: in the oxygen identification apparatus, being also used in week When the oxygen concentration in collarette border is more than or equal to minimum oxygen threshold value, oxygen concentration normal signal is issued.
In the piece caudal flexure selection system based on dynamic degree: in the data extraction device, the film is broadcast The dynamic degree for putting the film that end plays is higher, and the broadcasting rhythm of the piece caudal flexure of selection is faster.
In addition, in the piece caudal flexure selection system based on dynamic degree: first filter apparatus and described second Image filtering used by filter apparatus carries out the noise of target image under conditions of retaining image minutia as far as possible Inhibit, be indispensable operation in image preprocessing, the quality for the treatment of effect will directly influence subsequent image processing and The validity and reliability of analysis.
Not perfect due to imaging system, transmission medium and recording equipment etc., digital picture formed at it, transmission log mistake The often pollution by a variety of noises in journey.In addition, certain links in image procossing when the picture object inputted and are not so good as pre- Also noise can be introduced when thinking in result images.These noises often show as one on the image and cause the isolated of stronger visual effect Pixel or block of pixels.Generally, noise signal it is uncorrelated to the object to be studied it occur with useless message form, upset figure The observable information of picture.For data image signal, psophometer is either large or small extreme value, these extreme values are acted on by plus-minus On the true gray value of image pixel, cause bright, dim spot to interfere image, greatly reduce picture quality, influence image restoration, The progress of the subsequent work such as segmentation, feature extraction, image recognition.The filter for constructing a kind of effectively inhibition noise must be taken into consideration Two basic problems: the noise that can be effectively removed in target and background;Meanwhile can protect well image object shape, Size and specific geometry and topological features.
One of common image filtering mode is nonlinear filter, it is, in general, that when signal spectrum and noise frequency When composing aliasing or such as the noise as caused by mission nonlinear or there are non-gaussian to make an uproar when containing nonadditivity noise in signal Sound etc.), traditional linear filter technology, if Fourier converts, while filtering out noise, always blurred picture is thin in some way Section (such as edge) and then the extraction property reduction for leading to the positioning accuracy and feature as linear character.And nonlinear filter is Based on a kind of Nonlinear Mapping relationship to input signal, often a certain specific noise approximatively can be mapped as zero and retained Signal wants feature, thus it can overcome the shortcoming of linear filter to a certain extent.
System is selected using the piece caudal flexure of the invention based on dynamic degree, it is low for Moviemaking level in the prior art Under technical problem, equipment is stored from piece caudal flexure by the dynamic degree of the film played based on movie playback end and selects correspondence It plays the piece caudal flexure of rhythm and is played out when reaching run-out play position with the movie pictures played for movie playback end, improved The intelligence degree of movie playback;Meanwhile also the impulse disturbances in image and interference of pulsing are identified respectively, with respectively Each pulsation interference signal in each pulse interference signal and described image in described image is obtained, to above-mentioned interference signal Amplitude be compared with for described image selection with picture material be adapted filtering mechanism, asked to solve above-mentioned technology Topic.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention, Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as With the equivalent embodiment of variation.Therefore, anything that does not depart from the technical scheme of the invention are right according to the technical essence of the invention Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection It is interior.

Claims (9)

1. a kind of piece caudal flexure based on dynamic degree selects system, the system comprises:
Piece caudal flexure stores equipment, and setting is at movie playback end, and for storing various types piece caudal flexure, each type is corresponding different Broadcasting rhythm, the content of the various types piece caudal flexure is same song, and the difference of the various types piece caudal flexure is to broadcast Put rhythm difference;
Data extraction device, setting is at movie playback end, the dynamic degree of the film for receiving the broadcasting of movie playback end, and base Corresponding broadcasting rhythm is selected from described caudal flexure storage equipment in the dynamic degree for the film that the movie playback end plays Piece caudal flexure plays out when reaching run-out play position with the movie pictures played for movie playback end;
Dust detection device, is arranged in around image capture device, for detecting the dust concentration of ambient enviroment, and around When the dust concentration of environment is more than or equal to preset concentration threshold value, dust concentration alarm signal is issued;
Oxygen identification apparatus, is arranged in around image capture device, for detecting the oxygen concentration of ambient enviroment, and around When the oxygen concentration of environment is lower than minimum oxygen threshold value, anoxic alarm signal is issued;
Image capture device is arranged the movie pictures at movie playback end, for playing to movie playback end and carries out live image Data acquisition, to obtain multiframe live video picture continuous in time, and exports the multiframe scene shadow continuous in time Piece picture, described image acquire equipment and stop carrying out before the movie pictures that movie playback end plays reach run-out play position Live image data acquisition;
Disturbance ecology equipment is connect with described image acquisition equipment, for receiving the live video picture, to the live shadow Impulse disturbances and pulsation interference in piece picture are identified respectively, to obtain each arteries and veins in the live video picture respectively Rush each pulsation interference signal in interference signal and the live video picture;
Amplitude analysis equipment is connect with the disturbance ecology equipment, for receiving each pulse in the live video picture Each pulsation interference signal in interference signal and the live video picture, and determine each in the live video picture Maximum value in each amplitude of pulse interference signal is using as impulse disturbances reference value, and determines the live video picture In each pulsation interference signal each amplitude in maximum value using as pulsation interfere reference value;
Signal triggers equipment, connect with the amplitude analysis equipment, described for being more than or equal in the impulse disturbances reference value When pulsation interference reference value, the first trigger signal is issued, and is also used to be less than the pulsation in the impulse disturbances reference value When interfering reference value, the second trigger signal is issued;
First filter apparatus is connect, for receiving respectively with the disturbance ecology equipment and signal triggering equipment When stating the first trigger signal, start the following processing to each pixel in the live video picture: by the live shadow Each pixel determines the filter for executing median filtering based on the impulse disturbances reference value as processing pixel in piece picture The area of wave window is filtered using pixel value of the filter window to the processing pixel;First filter Wave device is also used to answer based on the filtering processing result output phase of the pixel value of each pixel in the live video picture The first filtering image;
Second filter apparatus is connect, for receiving respectively with the disturbance ecology equipment and signal triggering equipment When stating the second trigger signal, starts and the weighted mean filter of the live video picture is handled, it is corresponding to obtain and export Second filtering image;
Apparatus for transmitting signal is connect with first filter apparatus and second filter apparatus respectively, is used for described first Filtering image or second filtering image are exported as signal processing image;
Dynamic degree analyzing equipment, connect with the apparatus for transmitting signal, will be current for receiving each frame signal processing image Signal processing image and former frame signal processing image carry out scene changes and measure to obtain the first scene changes grade, will be current Signal processing image and a later frame signal processing image carry out scene changes and measure to obtain the second scene changes grade, will be described The mean value of first scene changes grade and the second scene changes grade is determined as the corresponding innervation of current demand signal processing image Degree;
Innervation identification equipment connect with the dynamic degree analyzing equipment, respectively corresponds for receiving each signal processing image Each dynamic degree, and determine based on each dynamic degree the dynamic degree for the film that movie playback end plays.
2. the piece caudal flexure based on dynamic degree selects system as described in claim 1, it is characterised in that:
In the dynamic identification equipment, the dynamic journey for the film that movie playback end plays is determined based on each dynamic degree Degree includes: the dynamic degree for the film for playing the maximum value in each dynamic degree as movie playback end.
3. the piece caudal flexure based on dynamic degree selects system as claimed in claim 2, it is characterised in that:
In the dynamic identification equipment, the dynamic journey for the film that movie playback end plays is determined based on each dynamic degree Degree includes: the dynamic degree for the film for playing the average value of each dynamic degree as movie playback end.
4. the piece caudal flexure based on dynamic degree selects system as claimed in claim 3, it is characterised in that:
In first filter apparatus, the impulse disturbances reference value is bigger, the filter window of the execution median filtering determined Area it is bigger.
5. the piece caudal flexure based on dynamic degree selects system as claimed in claim 4, which is characterized in that further include:
Power supply equipment connects with signal triggering equipment, first filter apparatus and second filter apparatus respectively It connects.
6. the piece caudal flexure based on dynamic degree selects system as claimed in claim 5, it is characterised in that:
The power supply equipment controls first filter apparatus when receiving first trigger signal to make it into Operational mode controls second filter apparatus to make it into suspend mode.
7. the piece caudal flexure based on dynamic degree selects system as claimed in claim 6, it is characterised in that:
The power supply equipment controls second filter apparatus when receiving second trigger signal to make it into Operational mode controls first filter apparatus to make it into suspend mode.
8. the piece caudal flexure based on dynamic degree selects system as claimed in claim 7, it is characterised in that:
In the dust detection device, it is also used to issue ash when the dust concentration of ambient enviroment is less than preset concentration threshold value Dust concentration normal signal.
9. the piece caudal flexure based on dynamic degree selects system as claimed in claim 8, it is characterised in that:
In the oxygen identification apparatus, it is also used to when the oxygen concentration of ambient enviroment is more than or equal to minimum oxygen threshold value, hair Oxygen concentration normal signal out.
CN201810915764.1A 2018-08-13 2018-08-13 Piece caudal flexure based on dynamic degree selects system Active CN109309776B (en)

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