CN109035240A - Amount of ambient light intelligently adjusts platform - Google Patents
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- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
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Abstract
The present invention relates to a kind of amount of ambient light intelligently to adjust platform, it include: multiple environment light sensing devices, the different location being separately positioned in closed room, for detecting the light quantity of the environment light at the different location in closed room, to be exported as amount of ambient light in multiple rooms；Data evaluation device is connect with the environment light sensing device, determines environment light assessed value for receiving amount of ambient light in the multiple room, and based on the corresponding multiple positions of amount of ambient light in amount of ambient light in the multiple room and the multiple room；Equipment is automatically adjusted, is connect with the data evaluation device, for receiving the environment light assessed value, and is realized based on the environment light assessed value and the light quantity of the environment in closed room is adjusted.Through the invention, while completely filtering out and the automatic detection of the exposed degree of image for picture noise is realized.
Description
Technical field
The present invention relates to computer denoising fields more particularly to a kind of amount of ambient light intelligently to adjust platform.
Background technique
After determining the flux of testee, instrument luminosity usually is converted by flux.Then, the measurement is by with certain sides
Formula calibration.Using which kind of calibrating mode, depend in part on progress is what kind of brightness measuring.In general, observed result is pressed
Photograph to or difference brightness measuring method handle.Relative luminance measuring method is used to measure the opposite apparent magnitude between multiple objects.
Absolute brightness measuring method is used to measure the brightness etc. of an object in the photometric system of a standard；These measurements
As a result it can be compared from the other absolute brightness measurement results obtained by different telescopes or instrument.Difference brightness is surveyed
Determine method to be used to measure the luminance difference between two objects.In most cases, difference brightness measuring method can accomplish highest
Precision, and absolute brightness measuring method is most difficult to accomplish high-precision.
Summary of the invention
It is asked to solve the technology that present image noise can not be filtered out completely and the exposed degree of image is not easy to detect automatically
Topic, the present invention provides a kind of amount of ambient light intelligently to adjust platform.
For this purpose, the present invention needs at least to have key inventive point at following three:
(1) amplitude based on the obscene sound ingredient in voice signal in review of a film by the censor room, it is determined whether start the height to film
The image analysis of energy consumption, while guaranteeing to identify validity, to reduce unnecessary power consumption as much as possible；
(2) the noise type sum in statistical picture carries out each noise in image with output noise type sum
Amplitude analysis, to obtain maximum amplitude therein to export as reference amplitude；
(3) noise analysis ginseng is calculated based on preset kind weight, noise type sum, default amplitude weight and reference amplitude
Value is examined, the size based on the noise analysis reference value executes the image procossing of different mode to image.
According to an aspect of the present invention, a kind of amount of ambient light intelligence adjusting platform is provided, the platform includes:
Multiple environment light sensing devices, the different location being separately positioned in closed room, for detecting in closed room
Different location at environment light light quantity, to be exported as amount of ambient light in multiple rooms；Data evaluation device, with the environment
Light sensing device connection, for receiving amount of ambient light in the multiple room, and based on amount of ambient light and institute in the multiple room
It states the corresponding multiple positions of amount of ambient light in multiple rooms and determines environment light assessed value；Equipment is automatically adjusted, with the data
Assessment equipment connection is realized for receiving the environment light assessed value, and based on the environment light assessed value in closed room
Environment light quantity adjust；Obscene sound detection equipment is arranged in closed room, for in the video played in closed room
Hold and carry out voice data extraction, to obtain corresponding room sound signal, to the obscene sound ingredient in the room sound signal
It is identified, to obtain the amplitude of the obscene sound ingredient in the room sound signal, and when the amplitude is more than limitation, hair
Image analysis enabling signal out；The opposite of the video content played in closed room is arranged in content capture equipment, for institute
It states video content and carries out picture material capture, capture image to obtain and export in corresponding room；Parameter extraction processing equipment, with
The content capture equipment connection, captures image for receiving in the room, to each noise captured in image in the room
Type analysis is carried out, to count the noise type sum captured in image in the room, and exports the noise type sum, also
For carrying out amplitude analysis to each noise captured in image in the room, to obtain maximum amplitude therein using as reference
Amplitude output；Noise analysis equipment is connect with the parameter extraction processing equipment, for receiving the noise type sum and institute
Reference amplitude is stated, and noise analysis is calculated based on preset kind weight, noise type sum, default amplitude weight and reference amplitude
Reference value, wherein the preset kind weight and the default amplitude weight set to be artificial in advance；Signal controls equipment, with
The noise analysis equipment connection, for receiving the noise analysis reference value, to be more than limit in the noise analysis reference value
When amount, the first switching signal is issued, is also used to when the noise analysis reference value is less than limitation, issues the second switching letter
Number；Adaptive weighted processing equipment is divided with signal control equipment, the parameter extraction processing equipment and the noise respectively
Desorption device connection, for when receiving first switching signal, to capturing each of image pixel in the room
It executes following movement: each of image pixel will be captured in the room as target pixel points, determined in the room
Each pixel value of each pixel in the preset search window in image centered on the target pixel points is captured, institute is based on
State each pixel each pixel value determine the target pixel points in the preset search window all directions it is each
Standard deviation, each standard deviation based on all directions carries out pixel value weighted calculation, to obtain having held for the target pixel points
Row pixel value；Adaptive average value processing equipment, respectively with signal control equipment, the parameter extraction processing equipment and described
Noise analysis equipment connection, for when receiving second switching signal, to capturing each of image in the room
Pixel holds following movement: will capture each of image pixel in the room as target pixel points, determines described
Each pixel value of each pixel in the preset search window in image centered on the target pixel points is captured in room
Mean value, using the mean value as the execution pixel value of the target pixel points；Image output device, respectively with it is described adaptive
Weighting processing equipment is connected with the adaptive average value processing equipment, for based on each pixel for capturing image in the room
It is each executed pixel value and reconstructed the corresponding reconstruction image of image is captured in the room；Type identification apparatus, with the figure
As output equipment connection, for receiving the reconstruction image, each who object in the reconstruction image is carried out respectively naked
Reveal degree analyzing, to obtain the corresponding exposed degree of each who object, and it is corresponding based on each who object
Exposed degree determines the corresponding exposed degree of the video content image；Wherein, it in the obscene sound detection equipment, is also used to
When the amplitude is less than limitation, image analysis stop signal is issued.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is the structure that the content capture equipment of platform is intelligently adjusted according to the amount of ambient light shown in embodiment of the present invention
Schematic diagram.
Specific embodiment
The embodiment for intelligently adjusting platform to amount of ambient light of the invention below with reference to accompanying drawings is described in detail.
Light luminance detection can measure brightness, coloration, colour temperature cielab, cieluv, color difference etc., and there are 4 angle measurements
It can switch.It is applicable to need the measurement occasion in the low-light level field of small range measurement angle (0.1 °/0.2 °), if making long distance
Host is separately measured with inductor from optional extended line is measured.Light luminance sensor apparatus adds keyboard (apolegamy) can
Make multiple functions use, including input color coefficient and luminance deviation.In addition, brightness data can also be carried out in a computer
Detection, storage, analysis, printing, light luminance detection have relatively broad in the fields such as illuminating engineering, film and TV, building
Application.
In order to overcome above-mentioned deficiency, the present invention has built a kind of amount of ambient light intelligence adjusting platform, can effectively solve the problem that phase
The technical issues of answering.
Fig. 1 is the structure that the content capture equipment of platform is intelligently adjusted according to the amount of ambient light shown in embodiment of the present invention
Schematic diagram.
The amount of ambient light shown according to an embodiment of the present invention intelligently adjusts platform
Multiple environment light sensing devices, the different location being separately positioned in closed room, for detecting in closed room
Different location at environment light light quantity, to be exported as amount of ambient light in multiple rooms；
Data evaluation device is connect with the environment light sensing device, for receiving amount of ambient light in the multiple room, and
Environment light is determined based on the corresponding multiple positions of amount of ambient light in amount of ambient light in the multiple room and the multiple room
Assessed value；
Equipment is automatically adjusted, is connect with the data evaluation device, for receiving the environment light assessed value, and is based on institute
The realization of environment light assessed value is stated to adjust the light quantity of the environment in closed room；
Obscene sound detection equipment is arranged in closed room, for the video content carry out sound played in closed room
Sound data are extracted, and to obtain corresponding room sound signal, are identified to the obscene sound ingredient in the room sound signal,
To obtain the amplitude of the obscene sound ingredient in the room sound signal, and when the amplitude is more than limitation, image point is issued
Analyse enabling signal；
The opposite of the video content played in closed room is arranged in content capture equipment, is fixed on rectangular fixed frame
Top, for the video content carry out picture material capture, capture image to obtain and export in corresponding room；
Parameter extraction processing equipment, connect with the content capture equipment, image is captured for receiving in the room, to institute
It states each noise captured in image in room and carries out type analysis, it is total to count the noise type captured in image in the room
Number, and the noise type sum is exported, it is also used to carry out amplitude analysis to each noise captured in the room in image, with
Maximum amplitude therein is obtained to export as reference amplitude；
Noise analysis equipment is connect with the parameter extraction processing equipment, for receiving the noise type sum and institute
Reference amplitude is stated, and noise analysis is calculated based on preset kind weight, noise type sum, default amplitude weight and reference amplitude
Reference value, wherein the preset kind weight and the default amplitude weight set to be artificial in advance；
Signal controls equipment, connect with the noise analysis equipment, for receiving the noise analysis reference value, in institute
Stating noise analysis reference value is more than when limiting the quantity, to issue the first switching signal, be also used to be less than in the noise analysis reference value
When limitation, the second switching signal is issued；
Adaptive weighted processing equipment, respectively with signal control equipment, the parameter extraction processing equipment and described
Noise analysis equipment connection, for when receiving first switching signal, to capturing each of image in the room
Pixel executes following movement: will capture each of image pixel in the room as target pixel points, determines in institute
Each pixel value that each pixel in the preset search window in image centered on the target pixel points is captured in room is stated,
Target pixel points all directions in the preset search window are determined based on each pixel value of each pixel
Each standard deviation, each standard deviation based on all directions carries out pixel value weighted calculation, to obtain the target pixel points
Execution pixel value；
Adaptive average value processing equipment, respectively with signal control equipment, the parameter extraction processing equipment and described
Noise analysis equipment connection, for when receiving second switching signal, to capturing each of image in the room
Pixel holds following movement: will capture each of image pixel in the room as target pixel points, determines described
Each pixel value of each pixel in the preset search window in image centered on the target pixel points is captured in room
Mean value, using the mean value as the execution pixel value of the target pixel points；
Image output device connects with the adaptive weighted processing equipment and the adaptive average value processing equipment respectively
It connects, reconstructs capture figure in the room for each pixel value that executed based on each pixel for capturing image in the room
As corresponding reconstruction image；
Type identification apparatus is connect with described image output equipment, for receiving the reconstruction image, is schemed to the reconstruction
Each who object as in carries out exposed degree analyzing respectively, to obtain the corresponding exposed degree of each who object,
And the corresponding exposed degree of the video content image is determined based on the corresponding exposed degree of each who object；
Wherein, it in the obscene sound detection equipment, is also used to when the amplitude is less than limitation, issues image analysis
Stop signal.
Then, the specific structure for continuing intelligently to adjust amount of ambient light of the invention platform is further detailed.
It is intelligently adjusted in platform in the amount of ambient light, further includes:
Power supply equipment is connect, for connecing respectively with the type identification apparatus and the obscene sound detection equipment
When receiving described image analysis enabling signal, electric power support is provided for the type identification apparatus.
Intelligently adjust in platform in the amount of ambient light: the automatic adjustment equipment is by data sink, power controller
It is formed with supplementary lighting sources, the power controller is connect with the data sink and the supplementary lighting sources respectively.
Intelligently adjust in platform in the amount of ambient light: the adaptive weighted processing equipment is cut receiving described second
When changing signal, stop executing movement to each of capture image pixel in the room.
Intelligently adjust in platform in the amount of ambient light: the adaptive average value processing equipment is cut receiving described first
When changing signal, stop executing movement to each of capture image pixel in the room.
It is intelligently adjusted in platform in the amount of ambient light: in the adaptive weighted processing equipment, being based on all directions
Each standard deviation carry out pixel value weighted calculation include: some direction standard deviation it is smaller, it is described in preset search window
It is bigger that each pixel on direction participates in weighted value used in pixel value weighted calculation.
It is intelligently adjusted in platform in the amount of ambient light: at the adaptive weighted processing equipment and the adaptive mean value
The CPLD chip of different model is respectively adopted to realize in reason equipment.
It intelligently adjusts in platform in the amount of ambient light: in the automatic adjustment equipment, being assessed based on the environment light
Value realizes that the light quantity adjusting to the environment in closed room includes: that the environment light assessed value is bigger, to the ring in closed room
The intensity that the light quantity in border is adjusted is smaller.
Intelligently adjust in platform in the amount of ambient light: the power supply equipment is also used to receiving described image point
When analysing stop signal, stop providing electric power support for the type identification apparatus.
In addition, CPLD chip has, flexible in programming, integrated level are high, design and develop that the period is short, the scope of application is wide, developing instrument
It is advanced, design and manufacture cost is low, standardized product low to the hardware skill requirement of designer is big without test, strong security, price
The features such as crowdization, it can be achieved that fairly large circuit design, is therefore widely used in the prototype and production of product
Among (generally at 10,000 or less).Nearly all occasion using middle and small scale general digital integrated circuit can be applied
CPLD chip.CPLD chip has become the indispensable component part of electronic product, its design and application becomes electronic engineering
A kind of technical ability of Shi Bibei.
CPLD chip is a kind of user according to respective the need and voluntarily digital integrated electronic circuit of constitutive logic function.It is basic
Design method is, with the methods of schematic diagram, hardware description language, to generate corresponding target text by Integrated Development software platform
Code is transmitted in objective chip by download cable (" in system " programs), realizes the digital display circuit of design by part.
Platform is intelligently adjusted using amount of ambient light of the invention, for picture noise in the prior art can not completely filter out with
And the exposed degree of image is not easy the technical issues of detecting automatically, by based on the obscene sound ingredient in voice signal in review of a film by the censor room
Amplitude, it is determined whether start the image analysis to the highly energy-consuming of film, with as much as possible while guaranteeing to identify validity,
Reduce unnecessary power consumption；Noise type sum in statistical picture is with output noise type sum, to each in image
A noise carries out amplitude analysis, to obtain maximum amplitude therein to export as reference amplitude；Based on preset kind weight, make an uproar
Sound type sum, default amplitude weight and reference amplitude calculate noise analysis reference value, based on the noise analysis reference value
Size executes the image procossing of different mode to image；To solve above-mentioned technical problem.
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 amount of ambient light intelligently adjusts platform, the platform includes:
Multiple environment light sensing devices, the different location being separately positioned in closed room, for detecting in closed room not
With the light quantity of the environment light at position, to be exported as amount of ambient light in multiple rooms；
Data evaluation device connect with the environment light sensing device, for receiving amount of ambient light in the multiple room, and is based on
The corresponding multiple positions of amount of ambient light determine that environment light is assessed in amount of ambient light and the multiple room in the multiple room
Value；
Equipment is automatically adjusted, is connect with the data evaluation device, for receiving the environment light assessed value, and is based on the ring
Border light assessed value, which is realized, adjusts the light quantity of the environment in closed room；
Obscene sound detection equipment is arranged in closed room, for carrying out sound number to the video content played in closed room
According to extraction, to obtain corresponding room sound signal, the obscene sound ingredient in the room sound signal is identified, to obtain
The amplitude of the obscene sound ingredient in the room sound signal is obtained, and when the amplitude is more than limitation, issues image analysis and opens
Dynamic signal；
The opposite of the video content played in closed room is arranged in content capture equipment, for carrying out to the video content
Picture material capture, captures image to obtain and export in corresponding room；
Parameter extraction processing equipment, connect with the content capture equipment, image is captured for receiving in the room, to the room
Each noise in interior capture image carries out type analysis, to count the noise type sum captured in image in the room, and
The noise type sum is exported, is also used to carry out amplitude analysis to each noise captured in the room in image, to obtain
Maximum amplitude therein as reference amplitude to export；
Noise analysis equipment is connect with the parameter extraction processing equipment, for receiving the noise type sum and the ginseng
Amplitude is examined, and noise analysis reference is calculated based on preset kind weight, noise type sum, default amplitude weight and reference amplitude
Value, wherein the preset kind weight and the default amplitude weight set to be artificial in advance；
Signal controls equipment, connect with the noise analysis equipment, for receiving the noise analysis reference value, to make an uproar described
When sound analysis reference value is more than limitation, the first switching signal is issued, is also used to be less than limitation in the noise analysis reference value
When, issue the second switching signal；
Adaptive weighted processing equipment controls equipment, the parameter extraction processing equipment and the noise with the signal respectively
Analytical equipment connection, for when receiving first switching signal, to capturing each of image pixel in the room
Point executes following movement: will capture each of image pixel in the room as target pixel points, determines in the room
Each pixel value of each pixel, is based in preset search window in interior capture image centered on the target pixel points
Each pixel value of each pixel determine the target pixel points in the preset search window all directions it is each
A standard deviation, each standard deviation based on all directions carries out pixel value weighted calculation, to have obtained the target pixel points
Execute pixel value；
Adaptive average value processing equipment, controls equipment, the parameter extraction processing equipment and the noise with the signal respectively
Analytical equipment connection, for when receiving second switching signal, to capturing each of image pixel in the room
Point holds following movement: will capture each of image pixel in the room as target pixel points, determines in the room
The mean value of each pixel value of each pixel in the preset search window in image centered on the target pixel points is captured,
Using the mean value as the execution pixel value of the target pixel points；
Image output device is connect with the adaptive weighted processing equipment and the adaptive average value processing equipment respectively, is used
Capture image pair in the room is reconstructed in each pixel value that executed based on each pixel for capturing image in the room
The reconstruction image answered；
Type identification apparatus is connect with described image output equipment, for receiving the reconstruction image, in the reconstruction image
Each who object carry out exposed degree analyzing respectively, to obtain the corresponding exposed degree of each who object, and base
The corresponding exposed degree of the video content image is determined in the corresponding exposed degree of each who object；
Wherein, it in the obscene sound detection equipment, is also used to when the amplitude is less than limitation, issues image analysis and stop
Signal.
2. amount of ambient light as described in claim 1 intelligently adjusts platform, which is characterized in that further include:
Power supply equipment is connect, for receiving respectively with the type identification apparatus and the obscene sound detection equipment
When described image analyzes enabling signal, electric power support is provided for the type identification apparatus.
3. amount of ambient light as claimed in claim 2 intelligently adjusts platform, it is characterised in that:
The automatic adjustment equipment is made of data sink, power controller and supplementary lighting sources, the power controller difference
It is connect with the data sink and the supplementary lighting sources.
4. amount of ambient light as claimed in claim 3 intelligently adjusts platform, it is characterised in that:
The adaptive weighted processing equipment stops capturing in image in the room when receiving second switching signal
Each pixel execute movement.
5. amount of ambient light as claimed in claim 4 intelligently adjusts platform, it is characterised in that:
The adaptive average value processing equipment stops capturing in image in the room when receiving first switching signal
Each pixel execute movement.
6. amount of ambient light as claimed in claim 5 intelligently adjusts platform, it is characterised in that:
In the adaptive weighted processing equipment, each standard deviation based on all directions carries out pixel value weighted calculation packet
Include: the standard deviation in some direction is smaller, and each pixel in preset search window on the direction participates in pixel value weighting
Weighted value used in calculating is bigger.
7. amount of ambient light as claimed in claim 6 intelligently adjusts platform, it is characterised in that:
The CPLD chip of different model is respectively adopted in the adaptive weighted processing equipment and the adaptive average value processing equipment
To realize.
8. amount of ambient light as claimed in claim 7 intelligently adjusts platform, it is characterised in that:
In the automatic adjustment equipment, is realized based on the environment light assessed value and the light quantity of the environment in closed room is adjusted
It include: that the environment light assessed value is bigger, the intensity adjusted to the light quantity of the environment in closed room is smaller.
9. amount of ambient light a method as claimed in any one of claims 1-8 intelligently adjusts platform, it is characterised in that:
The power supply equipment is also used to stop setting for type identification when receiving described image analysis stop signal
It is standby that electric power support is provided.
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