CN106851374A - A kind of digital home multimedia playing system - Google Patents
A kind of digital home multimedia playing system Download PDFInfo
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- CN106851374A CN106851374A CN201710144549.1A CN201710144549A CN106851374A CN 106851374 A CN106851374 A CN 106851374A CN 201710144549 A CN201710144549 A CN 201710144549A CN 106851374 A CN106851374 A CN 106851374A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42203—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] sound input device, e.g. microphone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42201—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS] biosensors, e.g. heat sensor for presence detection, EEG sensors or any limb activity sensors worn by the user
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/4223—Cameras
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/14—Picture signal circuitry for video frequency region
- H04N5/21—Circuitry for suppressing or minimising disturbance, e.g. moiré or halo
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- Health & Medical Sciences (AREA)
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- Biomedical Technology (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Image Processing (AREA)
Abstract
The invention discloses a kind of digital home multimedia playing system, module, human-machine operation module, control command identification module, central processing unit, three-dimensional playing module, video data download module, video data processing module video playback module, the broadcasting for carrying out video data are set up including video harvesting module, audio collection module, EEG Processing module, EEG signals control module, incidence relation.The 3 D stereo that this specific implementation can carry out video by three-dimensional playing module is played so that user has a kind of experience sense on the spot in person；Integrate the control of sound control, action control and brain wave, the adjustment that user only needs to carry out closed-eye time just can realize the control of system, easy to use；It is capable of the deflection angle of automatic decision image, so as to carry out the accurate adjustment of video angle, and the treatment fidelity of final video is high, further increases the experience of user.
Description
Technical field
The present invention relates to multimedia technology field, and in particular to a kind of digital home multimedia playing system.
Background technology
At present, with computer, communication and the interaction of various entertainment mediums, fusion, nowadays various digital media applications are led to
Communication network is crossed to be connected as a single entity.Household equipment moves towards intelligent, the development trend of networking has been undisputable fact.Digital home
Full-service intelligent terminal more represents the direction of following wired home, many-sided with wide in home entertaining, digital communication etc.
Application prospect, is the great science and technology of field of digital home, is the science and technology item of state key development.It is continuous with the integration of three networks
Propulsion, the continuous input that broadcasting and TV digitalized network is built, digital home user is increasingly huge, broadcasting and TV data and amusement, communication etc.
Multimedia service number of species and service supporting capacity are urgently lifted, and especially multimedia broadband services and digital communication have become
The fast-developing new power of radio and TV industry.
Requirement more and more higher of the people to video-see effect.However, the limitation based on the network bandwidth, video needs to reduce
Encoding rate could be transmitted glibly.And then, how in the case of low encoding rate, the viewing effect for improving video becomes
One of this area important technological problems.And in the prior art mostly using the treatment for manually carrying out video, effect is skimble-scamble same
When, personal preference and experience occupy leading factor, so the video for dealing is difficult to meet the requirement of spectators, and time-consuming take
Power.
Existing home multimedia playing system is played using plane mostly simultaneously, although have three-dimensional playing function, but
It is plane, it is impossible to allow client to reach effect on the spot in person.
The content of the invention
To solve the above problems, the invention provides a kind of digital home multimedia playing system, can be broadcast by three-dimensional
The 3 D stereo that amplification module carries out video is played so that user has a kind of experience sense on the spot in person；Collection sound control, action control
System and brain wave control are integrated, and the adjustment that user only needs to carry out closed-eye time just can realize the control of system, user
Just；It is capable of the deflection angle of automatic decision image, so as to carry out the accurate adjustment of video angle, while by presetting processing module
Design, realize video Auto-matching treatment, reduce the complexity of Video processing, and then improve the effect of Video processing
Rate, while region that can be selectively high to the edge strength that should be sharpened in video image is sharpened treatment, phase
Than in the method that treatment is sharpened to whole video image, it is to avoid doing over-sharpening, the viewing effect of video is improve, and most
The treatment fidelity of whole video is high, further increases the experience of user.
To achieve the above object, the technical scheme taken of the present invention is：
A kind of digital home multimedia playing system, including
Video harvests module, the collection of the action video of user for being used by camera, and
Data processing module is sent to by data transmission module；
Audio collection module, the collection of the audio of user for being currently in use by microphone, and by data
Transport module is sent to data processing module；
EEG Processing module, for gathering occipitalia and central area EEG signals by sensor, and to collecting
EEG signals are pre-processed and feature extraction, and the data after treatment are sent into EEG signals control by data transmission module
Molding block；
EEG signals control module, for receiving the data transmitted by EEG Processing module, and according to incidence relation
Set up the mapping relations that module set up and be controlled the output of order, and control command is exported to simulation analysis module；
Incidence relation sets up module, for according to control data set up action data, voice data and EEG signals with
The mapping relations of each element in the mapping relations of control command and each control command and three-dimensional playing module；
Human-machine operation module, for User logs in, is additionally operable to carry out various control commands and the input of other data；
Control command identification module, for by acquired action data, voice data and brain wave data with it is dynamic
The data made in control command data storehouse are contrasted, and similarity highest control command is exported to central processing unit；
Central processing unit, the control command for receiving man-machine operation module and the input of control command identification module, and
These control commands are sent to the module specified according to default algorithm；Data for being input into according to human-machine operation module are adjusted
Corresponding data is activation is called to be shown to display screen or the mobile terminal specified in database with order；It is additionally operable to user
The modification of registration, rights management and password；
Three-dimensional playing module, by three-dimensional model scene, moulding lighting system, using phantom imaging film as image forming medium
Optical imaging system, truck video playing system, computer multi-media system, sound system and control system composition, for according to people
Data transmitted by machine operation module central processing unit carry out the three-dimensional broadcasting of video data；
Video data download module, the control command for being input into according to human-machine operation module is carried out under video data
Carry；
Video data processing module, reception, angle adjustment, Intelligent treatment and Edge contrast for video file, and will
Data is activation after the completion for the treatment of is to video playback module；
Video playback module, the broadcasting for carrying out video data.
Preferably, the EEG Processing module includes
Electroencephalogramsignal signal acquisition module, for gathering occipitalia and central area EEG signals by sensor；
EEG signals filtration module, for EEG signals to be carried out with LPF, removes Hz noise.
GSP modular converters, the feature mode for filtered EEG signals to be converted into signal.
Characteristic extracting module, for extracting the amplitude of each channel signal, and it is complete to connect composition one
Characteristic vector.
Preferably, by the length of closed-eye time as different control signals.
Preferably, the video data processing module includes
Video harvests module, and for obtaining video file by download or capture apparatus, the video file includes multiple
Continuous frame of video coordinate information corresponding with each frame of video and temporal information, and the coordinate information and the time
Information is uniquely corresponded to；
Video angle adjusting module, the deflection angle for determining each frame of video according to the coordinate information of each frame of video
Degree, and is carried out the reconstruct of other frame of video by the deflection angle of one of frame of video, and the video after treatment is sent to regards
Frequency intelligent Matching module；
Video intelligent matching module, every section of spy of video is generated for the scene information in the video data for receiving
Parameter information is levied, the characteristic parameter information according to every section of video completes every section of video after being matched with the tupe for pre-seting
Treatment, and the video data after treatment is sent to video sharpening module；
Video sharpening module, for the pixel point edge of each video image in the video file received by basis
Intensity, generates the gray-scale map of the video image, and based on the gray-scale map, treatment is sharpened to the video image, obtains
Video after must processing；
Final video generation module, for the coordinate information of frame of video and temporal information conversion to be obtained into three-dimensional point cloud, weight
Accurate video surface model is built, the video surface model to gained carries out the texture mapping without deformation, is then introduced into video
In splicing software, demarcation, sensor image distortion correction, the projective transformation of image, match point selection, the panorama of camera are realized
The equilibrium treatment of image mosaic, brightness and color, so as to obtain final video.
Preferably, in the gray-scale map gray scale of each pixel be corresponding pixel points in the video image edge it is strong
Degree；The video sharpening module determines the edge strength of each pixel in the video image by arithmetic operators.
Preferably, the Edge contrast includes：
Expansive working and/or Gaussian Blur operation are carried out to the gray-scale map, intermediate image A is obtained；
Etching operation is performed to the intermediate image A, intermediate image A1 is obtained；
Treatment is sharpened to the video image based on the intermediate image A1.
Preferably, the reconstruct of other frame of video is completed by following steps；
Deflection angle according to each frame of video calculates the supplement deflection angle of each frame of video；
Supplement deflection angle according to each frame of video repaints each frame of video.
Preferably, the tupe includes
Noise reduction compression module, the noise level for extracting pending video file, according to the noise level extracted, is adjusted
Whole bit rate and resolution ratio, and with the pending video file of the bit rate and resolution compression of gained
Grain details processing module, for the high-frequency information of reconstructed image；
Image subjective quality processing module, on the basis of to recognition of face, by analyzing and automatically adjusting difference
The high-frequency information of local image content, improves the subjective quality of image
Intelligent tone adjustment module, for adjusting image tone and improving content visibility；
Color enhancement functional module, the regulation for carrying out colour vividness, while keeping the colour of skin constant；
Sawtooth cancellation module, for providing pretreatment filter, carries out the elimination of the sawtooth effect of original image marginal existence.
Preferably, the data transmission module uses ZigBee ad-hoc networks.
The invention has the advantages that：
The 3 D stereo that video can be carried out by three-dimensional playing module is played so that user has a kind of body on the spot in person
Test sense；Integrate the control of sound control, action control and brain wave, user only needs to carry out the adjustment of closed-eye time just can be with
The control of system is realized, it is easy to use；It is capable of the deflection angle of automatic decision image, so as to carry out the accurate tune of video angle
It is whole, while the design by presetting processing module, realizes the Auto-matching treatment of video, reduce the complexity of Video processing
Degree, and then the efficiency of Video processing is improve, while edge that can be selectively to that should be sharpened in video image is strong
Degree region high is sharpened treatment, the method compared to treatment is sharpened to whole video image, it is to avoid doing over-sharpening,
The viewing effect of video is improve, and the treatment fidelity of final video is high, further increases the experience of user.
Brief description of the drawings
Fig. 1 is a kind of system block diagram of digital home multimedia playing system of the embodiment of the present invention.
Specific embodiment
In order that objects and advantages of the present invention become more apparent, the present invention is carried out further with reference to embodiments
Describe in detail.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to limit this hair
It is bright.
As shown in figure 1, a kind of digital home multimedia playing system is the embodiment of the invention provides, including
Video harvests module, the collection of the action video of user for being used by camera, and
Data processing module is sent to by data transmission module；
Audio collection module, the collection of the audio of user for being currently in use by microphone, and by data
Transport module is sent to data processing module；
EEG Processing module, for gathering occipitalia and central area EEG signals by sensor, and to collecting
EEG signals are pre-processed and feature extraction, and the data after treatment are sent into EEG signals control by data transmission module
Molding block；
EEG signals control module, for receiving the data transmitted by EEG Processing module, and according to incidence relation
Set up the mapping relations that module set up and be controlled the output of order, and control command is exported to simulation analysis module；
Incidence relation sets up module, for according to control data set up action data, voice data and EEG signals with
The mapping relations of each element in the mapping relations of control command and each control command and three-dimensional playing module；
Human-machine operation module, for User logs in, is additionally operable to carry out various control commands and the input of other data；
Control command identification module, for by acquired action data, voice data and brain wave data with it is dynamic
The data made in control command data storehouse are contrasted, and similarity highest control command is exported to central processing unit；
Central processing unit, the control command for receiving man-machine operation module and the input of control command identification module, and
These control commands are sent to the module specified according to default algorithm；Data for being input into according to human-machine operation module are adjusted
Corresponding data is activation is called to be shown to display screen or the mobile terminal specified in database with order；It is additionally operable to user
The modification of registration, rights management and password；
Three-dimensional playing module, by three-dimensional model scene, moulding lighting system, using phantom imaging film as image forming medium
Optical imaging system, truck video playing system, computer multi-media system, sound system and control system composition, for according to people
Data transmitted by machine operation module central processing unit carry out the three-dimensional broadcasting of video data；
Video data download module, the control command for being input into according to human-machine operation module is carried out under video data
Carry；
Video data processing module, reception, angle adjustment, Intelligent treatment and Edge contrast for video file, and will
Data is activation after the completion for the treatment of is to video playback module；
Video playback module, the broadcasting for carrying out video data.
The EEG Processing module includes
Electroencephalogramsignal signal acquisition module, for gathering occipitalia and central area EEG signals by sensor；
EEG signals filtration module, for EEG signals to be carried out with LPF, removes Hz noise.
GSP modular converters, the feature mode for filtered EEG signals to be converted into signal.
Characteristic extracting module, for extracting the amplitude of each channel signal, and it is complete to connect composition one
Characteristic vector.
By the length of closed-eye time as different control signals.
The video data processing module includes
Video harvests module, and for obtaining video file by download or capture apparatus, the video file includes multiple
Continuous frame of video coordinate information corresponding with each frame of video and temporal information, and the coordinate information and the time
Information is uniquely corresponded to；
Video angle adjusting module, the deflection angle for determining each frame of video according to the coordinate information of each frame of video
Degree, and is carried out the reconstruct of other frame of video by the deflection angle of one of frame of video, and the video after treatment is sent to regards
Frequency intelligent Matching module；
Video intelligent matching module, every section of spy of video is generated for the scene information in the video data for receiving
Parameter information is levied, the characteristic parameter information according to every section of video completes every section of video after being matched with the tupe for pre-seting
Treatment, and the video data after treatment is sent to video sharpening module；
Video sharpening module, for the pixel point edge of each video image in the video file received by basis
Intensity, generates the gray-scale map of the video image, and based on the gray-scale map, treatment is sharpened to the video image, obtains
Video after must processing；
Final video generation module, for the coordinate information of frame of video and temporal information conversion to be obtained into three-dimensional point cloud, weight
Accurate video surface model is built, the video surface model to gained carries out the texture mapping without deformation, is then introduced into video
In splicing software, demarcation, sensor image distortion correction, the projective transformation of image, match point selection, the panorama of camera are realized
The equilibrium treatment of image mosaic, brightness and color, so as to obtain final video.
Preferably, in the gray-scale map gray scale of each pixel be corresponding pixel points in the video image edge it is strong
Degree；The video sharpening module determines the edge strength of each pixel in the video image by arithmetic operators.
The Edge contrast includes：
Expansive working and/or Gaussian Blur operation are carried out to the gray-scale map, intermediate image A is obtained；
Etching operation is performed to the intermediate image A, intermediate image A1 is obtained；
Treatment is sharpened to the video image based on the intermediate image A1.
Preferably, the reconstruct of other frame of video is completed by following steps；
Deflection angle according to each frame of video calculates the supplement deflection angle of each frame of video；
Supplement deflection angle according to each frame of video repaints each frame of video.
The tupe includes
Noise reduction compression module, the noise level for extracting pending video file, according to the noise level extracted, is adjusted
Whole bit rate and resolution ratio, and with the pending video file of the bit rate and resolution compression of gained
Grain details processing module, for the high-frequency information of reconstructed image；
Image subjective quality processing module, on the basis of to recognition of face, by analyzing and automatically adjusting difference
The high-frequency information of local image content, improves the subjective quality of image
Intelligent tone adjustment module, for adjusting image tone and improving content visibility；
Color enhancement functional module, the regulation for carrying out colour vividness, while keeping the colour of skin constant；
Sawtooth cancellation module, for providing pretreatment filter, carries out the elimination of the sawtooth effect of original image marginal existence.
The data transmission module uses ZigBee ad-hoc networks.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of digital home multimedia playing system, it is characterised in that including
Video harvests module, the collection of the action video of user for being used by camera, and passes through
Data transmission module is sent to data processing module；
Audio collection module, the collection of the audio of user for being currently in use by microphone, and by data transfer
Module is sent to data processing module；
EEG Processing module, for gathering occipitalia and central area EEG signals, and the brain electricity to collecting by sensor
Signal is pre-processed and feature extraction, and the data after treatment are sent into EEG signals control mould by data transmission module
Block；
EEG signals control module, for receiving the data transmitted by EEG Processing module, and sets up according to incidence relation
The mapping relations that module is set up are controlled the output of order, and control command is exported to simulation analysis module；
Incidence relation sets up module, for setting up action data, voice data and EEG signals and control according to control data
The mapping relations of each element in the mapping relations of order and each control command and three-dimensional playing module；
Human-machine operation module, for User logs in, is additionally operable to carry out various control commands and the input of other data；
Control command identification module, for acquired action data, voice data and brain wave data to be controlled with action
Data in command database processed are contrasted, and similarity highest control command is exported to central processing unit；
Central processing unit, the control command for receiving man-machine operation module and the input of control command identification module, and according to
These control commands are sent to default algorithm the module specified；For the data call life being input into according to human-machine operation module
Order calls corresponding data is activation to be shown to display screen or the mobile terminal specified in database；It is additionally operable to user's note
The modification of volume, rights management and password；
Three-dimensional playing module, by three-dimensional model scene, moulding lighting system, using phantom imaging film as image forming medium optics
Imaging system, truck video playing system, computer multi-media system, sound system and control system composition, for according to man-machine behaviour
Making the data transmitted by module central processor carries out the three-dimensional broadcasting of video data；
Video data download module, the control command for being input into according to human-machine operation module carries out the download of video data；
Video data processing module, reception, angle adjustment, Intelligent treatment and Edge contrast for video file, and will treatment
After the completion of data is activation to video playback module；
Video playback module, the broadcasting for carrying out video data.
2. a kind of digital home multimedia playing system according to claim 1, it is characterised in that at the EEG signals
Reason module includes
Electroencephalogramsignal signal acquisition module, for gathering occipitalia and central area EEG signals by sensor；
EEG signals filtration module, for EEG signals to be carried out with LPF, removes Hz noise.
GSP modular converters, the feature mode for filtered EEG signals to be converted into signal.
Characteristic extracting module, for extracting the amplitude of each channel signal, and connects one complete feature of composition
Vector.
3. a kind of digital home multimedia playing system according to claim 1, it is characterised in that by closed-eye time
Length is used as different control signals.
4. a kind of digital home multimedia playing system according to claim 1, it is characterised in that at the video data
Reason module includes
Video harvests module, and for obtaining video file by download or capture apparatus, the video file includes multiple continuous
Frame of video coordinate information corresponding with each frame of video and temporal information, and the coordinate information and the temporal information
Unique correspondence；
Video angle adjusting module, the deflection angle for determining each frame of video according to the coordinate information of each frame of video, and
The reconstruct of other frame of video is carried out by the deflection angle of one of frame of video, and the video after treatment is sent to video intelligent
Matching module；
Video intelligent matching module, every section of feature ginseng of video is generated for the scene information in the video data for receiving
Number information, the characteristic parameter information according to every section of video completes every section of place of video after being matched with the tupe for pre-seting
Reason, and the video data after treatment is sent to video sharpening module；
Video sharpening module, the pixel point edge for each video image in the video file received by basis is strong
Degree, generates the gray-scale map of the video image, and based on the gray-scale map, treatment is sharpened to the video image, obtains
Video after treatment；
Final video generation module, for the coordinate information of frame of video and temporal information conversion to be obtained into three-dimensional point cloud, rebuilds essence
True video surface model, the video surface model to gained carries out the texture mapping without deformation, is then introduced into video-splicing
In software, demarcation, sensor image distortion correction, the projective transformation of image, match point selection, the panoramic picture of camera are realized
The equilibrium treatment of splicing, brightness and color, so as to obtain final video.
5. a kind of digital home multimedia playing system according to claim 4, it is characterised in that
The gray scale of each pixel is the edge strength of corresponding pixel points in the video image in the gray-scale map；The video
Sharpening module determines the edge strength of each pixel in the video image by arithmetic operators.
6. a kind of digital home multimedia playing system according to claim 1, it is characterised in that the Edge contrast bag
Include：
Expansive working and/or Gaussian Blur operation are carried out to the gray-scale map, intermediate image A is obtained；
Etching operation is performed to the intermediate image A, intermediate image A1 is obtained；
Treatment is sharpened to the video image based on the intermediate image A1.
7. a kind of digital home multimedia playing system according to claim 1, it is characterised in that complete by following steps
Into the reconstruct of other frame of video；
Deflection angle according to each frame of video calculates the supplement deflection angle of each frame of video；
Supplement deflection angle according to each frame of video repaints each frame of video.
8. a kind of digital home multimedia playing system according to claim 1, it is characterised in that the tupe bag
Include
Noise reduction compression module, the noise level for extracting pending video file, according to the noise level extracted, adjusts position
First rate and resolution ratio, and with the pending video file of the bit rate and resolution compression of gained
Grain details processing module, for the high-frequency information of reconstructed image；
Image subjective quality processing module, on the basis of to recognition of face, by analyzing and automatically adjusting different parts
The high-frequency information of picture material, improves the subjective quality of image
Intelligent tone adjustment module, for adjusting image tone and improving content visibility；
Color enhancement functional module, the regulation for carrying out colour vividness, while keeping the colour of skin constant；
Sawtooth cancellation module, for providing pretreatment filter, carries out the elimination of the sawtooth effect of original image marginal existence.
9. a kind of digital home multimedia playing system according to claim 1, it is characterised in that the data transfer mould
Block uses ZigBee ad-hoc networks.
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|---|---|---|---|---|
| CN109151530A (en) * | 2018-06-29 | 2019-01-04 | 合肥互意智能技术有限公司 | A kind of video control device and its control method based on brain wave and speech recognition |
| CN110839193A (en) * | 2018-08-15 | 2020-02-25 | 宏碁股份有限公司 | Electronic system and audio processing method |
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Application publication date: 20170613 |