CN103648007A - Method for performing video communication through remote control and remote control of smart television - Google Patents
Method for performing video communication through remote control and remote control of smart television Download PDFInfo
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- CN103648007A CN103648007A CN201310715498.5A CN201310715498A CN103648007A CN 103648007 A CN103648007 A CN 103648007A CN 201310715498 A CN201310715498 A CN 201310715498A CN 103648007 A CN103648007 A CN 103648007A
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Abstract
The invention belongs to the field of remote control and provides a method for performing video communication through a remote control of a smart television. An image acquisition device is pre-installed inside the remote control, and the remote control establishes connection with the smart television. At the remote control end, the method for performing video communication through the remote control of the smart television comprises starting the image acquisition device after monitoring a request for starting the image acquisition device of the smart television; obtaining image signals through the image acquisition device; processing the image signals and converting the image signals into digital image signals; sending the digital image signals to the smart television through a pre-established connection path. The method for performing video communication through the remote control of the smart television effectively expands the video communication range of a user and improves convenience of video communication.
Description
Technical field
The present invention relates to remote controller field, particularly a kind of using a teleswitch carried out method and the Intelligent TV remote controller of video communication.
Background technology
Traditional TV remote controller, generally by infrared signal and television communication, realizes channel selection, selects signal source, adjusts the functions such as volume.Along with the rise of intelligent television of new generation, traditional TV remote controller cannot meet the requirement of intelligent television interactive services.Some intelligent remote controllers with functions such as voice, touches on market, have been there are, as the happy super remote controller of looking, the Intelligent touch remote controller of Samsung.
Happy depending on super remote controller there is touch function, the mode of user by multiple point touching can realize many interfaces to be switched, and has also designed microphone on remote controller, can realize the voice of TV control by this microphone.The Intelligent touch remote controller of Samsung can be identified natural gesture motion by built-in image-pickup device, user holds remote controller and goes out gesture at TV previous crops, TV just can identify gesture command, realize switching channels, adjust the operations such as volume, control the multiple application such as web browser can also be as mouse flexibly.The built-in microphone of this remote controller, can be connected with Samsung TV by remote software, thereby realizes the gesture of equipment and voice operating.
Yet, although above-mentioned existing remote controller has phonetic function, image capture function, but all can not support Video chat application, in recent years, intelligent television technology is ripe gradually, user can install chat tool on intelligent television, for example, QQ, skype etc., owing to the image-pickup device angle on TV and position cannot moving, user must be sitting in before TV, just can carry out Video chat, therefore, user wishes to carry out Video chat whenever and wherever possible by using a teleswitch, and needn't stick to, be sitting in the front chat of TV, but the implementation method that also there is no the technology of this respect at present.
Summary of the invention
In order to solve to use a teleswitch, carry out the technical problem of video communication, the invention provides a kind of method that remote controller that uses intelligent television carries out video communication, described remote controller is provided with in advance image-pickup device and connects with described intelligent television, it is characterized in that, at described remote controller end, described method comprises:
Monitor after described intelligent television is opened the request of image-pickup device and open described image-pickup device;
By described image-pickup device, obtain picture signal;
Described picture signal is processed, converted thereof into data image signal;
Described data image signal is sent to described intelligent television by the access path of setting up in advance.
Preferably, described remote controller is provided with speech input device in advance, and described method also comprises:
After monitoring the request of described intelligent television opening voice input unit, open described speech input device;
By described speech input device, obtain voice signal;
Described voice signal is carried out to analog-to-digital conversion, convert thereof into voice digital signal;
Described voice digital signal and described data image signal are sent to described intelligent television by the access path of setting up in advance jointly.
Preferably, described described picture signal is processed, after converting thereof into the step of data image signal, also comprised, described data image signal is carried out to image enhancement processing, and described image enhancement processing comprises:
The described image obtaining is cut apart according to the direction of row or column, the large-sized image of a frame is divided into several wide or contour small size image frames;
Successively described small size image frames is carried out to image enhancement processing;
Whole small size image frames of handling well are spelled back to a complete large scale and strengthen picture frame.
Preferably, described the large-sized image of a frame is divided into the step of several wide or contour small size image frames after, also comprise:
To each small size image frames reconstruct synchronizing signal, form independently virtual frames;
Each virtual frames is downloaded among local cache, to carry out follow-up image enhancement processing.
Preferably, described described picture signal is processed, after converting thereof into the step of data image signal, is also comprised:
Choose the particular row of the digital image frames in described digital picture as the sampling row of digital image frames;
Each sampling row of current image frame and previous image frame is divided into some sections, and calculates the gray average of every section of image;
It is poor that the gray average of same section of image of the gray average of every section of image of each sampling row of described current image frame and the same sampling row of former frame image is done, obtain several differences corresponding to each sampling row of current frame image, and using the difference that in this difference, the frequency of occurrences is the highest as gray scale difference value corresponding to this sampling row;
According to gray scale difference value corresponding to described current frame image sampling row, adjust the time for exposure of described image-pickup device.
Preferably, described remote controller connects by bluetooth, DLNA, IRDA or WIFI agreement and described intelligent television.
Preferably, Quick Response Code decoding program is also installed in described remote controller in advance, when described image-pickup device obtains after image in 2 D code signal, described Quick Response Code decoding program converts described image in 2 D code signal to digital signal; By the access path of setting up in advance, send to described intelligent television end.
Preferably, frequency-modulated generator, reflector and fremodyne are installed in described remote controller in advance, described described voice signal are carried out to analog-to-digital conversion, after converting thereof into the step of voice digital signal, also comprise:
Described frequency-modulated generator uses described voice digital signal to carry out frequency modulation to carrier wave, converts described voice digital signal to the frequency-modulatd carrier wave wireless signal of telecommunication;
Described reflector is transmitted into fremodyne by the described frequency-modulatd carrier wave wireless signal of telecommunication;
Described fremodyne converts the described carrier wave wireless signal of telecommunication receiving to voice signal.
The present invention also provides a kind of Intelligent TV remote controller, and described remote controller is provided with in advance image-pickup device and connects with described intelligent television, it is characterized in that, comprising:
Monitoring unit, opens described image-pickup device after opening the request of image-pickup device for monitoring described intelligent television;
Image-pickup device, for obtaining picture signal;
Video data processor, for described picture signal is processed, converts thereof into data image signal;
Video data wireless launcher, for sending to described intelligent television by described data image signal by the access path of setting up in advance.
Preferably, described Intelligent TV remote controller also comprises:
Speech input device, for obtaining voice input signal;
Analog to digital converter, for described voice input signal is carried out to analog-to-digital conversion, converts thereof into voice digital signal;
Frequency modulation oscillator, for using described voice digital signal to carry out frequency modulation to carrier wave, converts described voice digital signal to the frequency-modulatd carrier wave wireless signal of telecommunication,
Reflector, for being transmitted into fremodyne by the frequency-modulatd carrier wave wireless signal of telecommunication;
Fremodyne, for converting the radio signal receiving to voice signal.
The present invention is by being installed to image-pickup device on remote controller, the image of remote controller picked-up is sent to intelligent television end, make user utilize remote controller to carry out Video chat and become possibility, user can hold remote controller and carry out video communication whenever and wherever possible, needn't stick to again and be sitting in before TV, the video communication scope of effectively having expanded user, has improved the convenience of video communication.
accompanying drawing explanation
Fig. 1 is the method flow diagram of embodiment mono-;
Fig. 2 is the method flow diagram of embodiment bis-;
Fig. 3 is the method flow diagram of embodiment tri-;
Fig. 4 is the method flow diagram of embodiment tetra-;
Fig. 5 is the method flow diagram of embodiment five;
Fig. 6 is the Intelligent TV remote controller Organization Chart of embodiment six;
Fig. 7 is the Intelligent TV remote controller Organization Chart of embodiment seven.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
In embodiments of the present invention, executive agent is remote controller, for the ease of understanding, first it should be noted that, in embodiments of the present invention, the processor chips of remote controller, except having the module of other necessary functions, also have communication function module, responsible realization is communicated by letter with intelligent television, sends data to intelligent television and receives the message that intelligent television sends.The consistency operation system of intelligent television, also can be equipped with the program of corresponding function, realizes the support to remote controller software and hardware, and mutual with remote controller communication module, realizes the transmission of data between the two.
In remote controller, installed the in the situation that of thering is corresponding background application in communication module, intelligent television, again intelligent television and remote controller are connected in same local area network (LAN), for example can pass through identical WIFI(Wireless Fidelity) access network, can also pass through other agreements, for example, bluetooth, DLNA(DIGITAL LIVING NETWORK ALLIANCE), the agreement such as IRDA (Infrared Data Association) and intelligent television connect.Like this, remote controller just can be by establishing a communications link between proprietary protocol and intelligent television, and follow-up signal, the transmission of data etc. is all to carry out on the basis of this communication connection of setting up.Concrete, set up communication connection by certain port between remote controller and intelligent television after, each background application of intelligent television side just can be monitored the message receiving on this port.The implementation procedure of concrete interacting message can be: remote controller is after intelligent television side has been sent a message, the operating system of intelligent television side can receive this message, and this message is broadcasted to each background application of intelligent television, each background application is after receiving message, can judge whether to need oneself to process, if do not needed, can abandon, otherwise the subsequent operation such as resolve.Equally, set up communication connection by certain port between remote controller and intelligent television after, the communication module of remote controller end also can be monitored the message receiving on this port, and the subsequent operation such as resolves.
Image-pickup device is also installed in described remote controller in advance, for example camera, and speech input device, for example microphone, can utilize image-pickup device to obtain image, uses speech input device input voice information.
Embodiment mono-
With reference to Fig. 1, show at remote controller end, by remote controller, realize the method for video communication, it is characterized in that, the method specifically comprises the following steps:
S11, monitor after described intelligent television is opened the request of image-pickup device and open described image-pickup device;
After remote controller is opened and is connected with intelligent television, the communication module on its backstage is being monitored the message that intelligent television sends always, after receiving the message of intelligent television transmission, this message is resolved, if determine that this message is the message that starts image-pickup device, opens image-pickup device so that pickup image.
S12, by described image-pickup device, obtain picture signal;
After image-pickup device is opened, optical imagery scenery being generated by camera lens projects in image sensor surface, and changes into the signal of telecommunication, then this signal of telecommunication is sent to data processing module.
S13, described picture signal is processed, converted thereof into data image signal;
Data processing module is processed the signal of telecommunication receiving, and by analog to digital converter, converts thereof into data image signal, then sends to Digital Image Processing module and is further processed.
S14, described data image signal is sent to described intelligent television by the access path of setting up in advance.
In communication module, can and push Command encapsulate in a packet by the digital signal after processing, by address and the port of intelligent television, Packet Generation be arrived to intelligent television end.
The embodiment of the present invention utilizes communication module and the intelligent television on remote controller to communicate, the image of the camera picked-up on remote controller is sent to intelligent television end, realized long-distance video chat, changed in conventional chat pattern and can only be sitting in the limitation of chatting before computer or television, further embody the intellectuality of intelligent television, also expanded the function of remote controller.
Embodiment bis-
For the picture signal that makes to obtain is more clear, on the basis of embodiment mono-, Digital Image Processing module can also be carried out image enhancement processing to data image signal, strengthens its brightness, profile, Texture eigenvalue.
When picture frame is processed, all data are all to process after first uploading to internal memory again, because the process chip of remote controller is less, memory storage capabilities is also little, therefore, slower for the processing speed of large-sized picture frame, therefore, in order to improve the processing speed of picture frame, referring to Fig. 2, the embodiment of the present invention can adopt mode below to carry out image enhancement processing:
S201, the image obtaining is cut apart according to the direction of row or column, the large-sized image of a frame is divided into several wide or contour small size image frames;
S202, successively described small size image frames is carried out to image enhancement processing;
S203, whole small size image frames of handling well are spelled back to a complete large scale strengthen picture frame.
In addition, small size image frames is being carried out after image enhancement processing, can also, to each small size image frames reconstruct synchronizing signal, form independently virtual frames; That is to say, each small size image frames, for processor, is equivalent to a virtual frames, and each virtual frames is disposed to frame synchronizing signal, at processor, is the equal of just an independently whole frame.
Then, each virtual frames is downloaded among local cache, then carry out follow-up image enhancement processing.
Like this, just can reduce the size of module level buffer memory, can greatly dwindle remote controller chip area thus, reduce chip design cost.In addition, above-mentioned processing mode can also allow more compatible coupling between the collection speed image of imageing sensor and the processing speed image of Digital Image Processing module.
Embodiment tri-
In addition, image-pickup device on using a teleswitch carries out video communication, user may walk about in a plurality of places of different light rays intensity with remote controller at any time, image-pickup device generally adopts the mode of row exposure, the image that is different rows is to collect in different moment exposures, in the situation that the luminous energy that different rows receives is different, the light and shade that different rows brightness occurs changes, tend to form light and shade striped in image, affect user's visual experience, in order to address the above problem, on the basis of embodiment mono-, referring to Fig. 3, the present invention can also do following improvement: the time for exposure of carrying out in the following manner image-pickup device is adjusted.
S301, choose the particular row of digital image frames as the sampling row of digital image frames;
S302, each sampling row of current image frame and previous image frame is divided into some sections, and calculates the gray average of every section of image;
It is poor that the gray average of same section of image of S303, the gray average of every section of image that each sampling of current image frame is gone and the same sampling row of former frame image is done, obtain several differences corresponding to each sampling row of current frame image, and using the difference that in this difference, the frequency of occurrences is the highest as gray scale difference value corresponding to this sampling row;
S304, according to gray scale difference value corresponding to described current frame image sampling row, adjust the time for exposure of image-pickup device.
The highest difference of the above-mentioned frequency of occurrences, is exactly probably the light and shade variation due to the brightness of picture frame different rows, causes, therefore, gray value is less than normal value, prolonging exposure time, gray value is greater than normal value, shortens the time for exposure, with this, adjusts the time for exposure.
The embodiment of the present invention is adjusted the time for exposure of image-pickup device by obtaining the gray scale difference value of sampling row, even if user walks about everywhere with remote controller, also there will not be the jitter phenomenon of image-pickup device to occur, make to carry out Video chat communication by remote controller and have more practicality.
Embodiment tetra-
Speech input device is installed on remote controller in advance, at the camera by remote controller and intelligent television, carries out in the process of video communication, can also, by the speech input device on remote controller, voice and image be transferred to intelligent television end in real time.Therefore,, on the basis of embodiment mono-, the embodiment of the present invention can also be done following improvement:
S401, monitor opening voice input unit after the request of described intelligent television opening voice input unit;
S402, by speech input device, obtain voice signal;
S403, use A/D transducer carry out analog-to-digital conversion to voice signal, convert thereof into voice digital signal;
S404, the data image signal in voice digital signal and embodiment mono-is sent to described intelligent television by the access path of setting up in advance jointly.
The image that the voice that the embodiment of the present invention is obtained speech input device and image-pickup device obtain sends to intelligent television end simultaneously, has realized the synchronous of information, has expanded the traditional function of remote controller, makes remote controller more intelligent, modernization.
Embodiment five
When user uses intelligent television sing karaoke, the speech input device in remote controller can also be used as microphone and use.In order to realize this function, on the basis of embodiment tetra-, in remote controller, frequency-modulated generator, reflector and fremodyne can also be installed in advance, the operating process of using remote controller as microphone is as follows:
When A/D transducer converts voice signal after voice digital signal to,
S501, frequency-modulated generator use voice digital signal to carry out frequency modulation to carrier wave, convert voice digital signal to the frequency-modulatd carrier wave wireless signal of telecommunication;
S502, reflector are transmitted into fremodyne by the frequency-modulatd carrier wave wireless signal of telecommunication;
S503, fremodyne convert the radio signal receiving to voice signal.
Tut signal, after amplifier amplifies, just can play back by loud speaker, and remote controller just can use as microphone.
This embodiment has realized remote controller has been used as microphone, when user's sing karaoke, without buying extra microphone, has realized the function integration of household electrical appliances again, convenient for users to use.
In addition, in order to realize using a teleswitch, convert 2 D code information to text message,
In remote controller, Quick Response Code decoding program can also be installed in advance, when image-pickup device obtains after image in 2 D code signal, Quick Response Code decoding program can convert image in 2 D code signal to digital signal; And send to described intelligent television end by the access path of setting up in advance.
Embodiment six
According to a further aspect in the invention, the embodiment of the present invention also provides a kind of Intelligent TV remote controller, and described remote controller is provided with in advance image-pickup device and connects with described intelligent television, and this remote controller comprises with lower member:
Monitoring unit 61, opens described image-pickup device after opening the request of image-pickup device for monitoring described intelligent television;
Image-pickup device 62, for obtaining picture signal;
Video data wireless launcher 64, for sending to described intelligent television by described data image signal by the access path of setting up in advance.
The remote controller of the embodiment of the present invention, realized communicating by letter of remote controller and intelligent television, and intelligent television can utilize the image-pickup device on remote controller to realize Video chat, effectively expand the function of remote controller, reduce the expense of intelligent television additional attachments, saved cost.
Embodiment seven
In order to make remote controller also have speech voice input function and microphone function, on the basis of embodiment six, remote controller can also comprise hardware component below:
Analog to digital converter 702, for described voice input signal is carried out to analog-to-digital conversion, converts thereof into voice digital signal;
The embodiment of the present invention, by speech processes parts are installed on remote controller, has solved the technical problem of using remote controller as microphone, has embodied function diversification and the intelligentized feature of remote controller.
For aforesaid each embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the present invention is not subject to the restriction of described sequence of movement, because according to the present invention, some step can adopt other along go or carry out simultaneously; Secondly, those skilled in the art also should know, said method embodiment all belongs to preferred embodiment, and related action and module might not be that the present invention is necessary.
For the aforesaid embodiment that respectively installs, for simple description, therefore it is all expressed as to a series of unit combination, but those skilled in the art should know, the present invention is not subject to the restriction of described unit combination, because according to the present invention, some unit can adopt other unit to carry out; Secondly, those skilled in the art also should know, said apparatus embodiment all belongs to preferred embodiment, and related unit might not be that the present invention is necessary.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.For system embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.
Above a kind of using a teleswitch provided by the present invention carried out to method and the Intelligent TV remote controller of video communication, be described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.
Claims (10)
1. a method of using the remote controller of intelligent television to carry out video communication, described remote controller is provided with in advance image-pickup device and connects with described intelligent television, it is characterized in that, and at described remote controller end, described method comprises:
Monitor after described intelligent television is opened the request of image-pickup device and open described image-pickup device;
By described image-pickup device, obtain picture signal;
Described picture signal is processed, converted thereof into data image signal;
Described data image signal is sent to described intelligent television by the access path of setting up in advance.
2. the remote controller of use intelligent television according to claim 1 carries out the method for video communication, it is characterized in that, described remote controller is provided with speech input device in advance, and described method also comprises:
After monitoring the request of described intelligent television opening voice input unit, open described speech input device;
By described speech input device, obtain voice signal;
Described voice signal is carried out to analog-to-digital conversion, convert thereof into voice digital signal;
Described voice digital signal and described data image signal are sent to described intelligent television by the access path of setting up in advance jointly.
3. the remote controller of use intelligent television according to claim 1 carries out the method for video communication, it is characterized in that, described described picture signal is processed, after converting thereof into the step of data image signal, also comprise, described data image signal is carried out to image enhancement processing, and described image enhancement processing comprises:
The described image obtaining is cut apart according to the direction of row or column, the large-sized image of a frame is divided into several wide or contour small size image frames;
Successively described small size image frames is carried out to image enhancement processing;
Whole small size image frames of handling well are spelled back to a complete large scale and strengthen picture frame.
4. the remote controller of use intelligent television according to claim 3 carries out the method for video communication, it is characterized in that, described the large-sized image of a frame is divided into the step of several wide or contour small size image frames after, also comprise:
To each small size image frames reconstruct synchronizing signal, form independently virtual frames;
Each virtual frames is downloaded among local cache, to carry out follow-up image enhancement processing.
5. the remote controller of use intelligent television according to claim 1 carries out the method for video communication, it is characterized in that, described described picture signal is processed, and after converting thereof into the step of data image signal, also comprises:
Choose the particular row of the digital image frames in described digital picture as the sampling row of digital image frames;
Each sampling row of current image frame and previous image frame is divided into some sections, and calculates the gray average of every section of image;
It is poor that the gray average of same section of image of the gray average of every section of image of each sampling row of described current image frame and the same sampling row of former frame image is done, obtain several differences corresponding to each sampling row of current frame image, and using the difference that in this difference, the frequency of occurrences is the highest as gray scale difference value corresponding to this sampling row;
According to gray scale difference value corresponding to described current frame image sampling row, adjust the time for exposure of described image-pickup device.
6. the remote controller of use intelligent television according to claim 1 carries out the method for video communication, it is characterized in that, described remote controller connects by bluetooth, DLNA, IRDA or WIFI agreement and described intelligent television.
7. the remote controller of use intelligent television according to claim 1 carries out the method for video communication, it is characterized in that,
Quick Response Code decoding program is also installed in described remote controller in advance, and when described image-pickup device obtains after image in 2 D code signal, described Quick Response Code decoding program converts described image in 2 D code signal to digital signal; By the access path of setting up in advance, send to described intelligent television end.
8. the remote controller of use intelligent television according to claim 2 carries out the method for video communication, it is characterized in that,
Frequency-modulated generator, reflector and fremodyne are installed in described remote controller in advance, described described voice signal are carried out to analog-to-digital conversion, after converting thereof into the step of voice digital signal, also comprise:
Described frequency-modulated generator uses described voice digital signal to carry out frequency modulation to carrier wave, converts described voice digital signal to the frequency-modulatd carrier wave wireless signal of telecommunication;
Described reflector is transmitted into fremodyne by the described frequency-modulatd carrier wave wireless signal of telecommunication;
Described fremodyne converts the described carrier wave wireless signal of telecommunication receiving to voice signal.
9. an Intelligent TV remote controller, described remote controller is provided with in advance image-pickup device and connects with described intelligent television, it is characterized in that, comprising:
Monitoring unit, opens described image-pickup device after opening the request of image-pickup device for monitoring described intelligent television;
Image-pickup device, for obtaining picture signal;
Video data processor, for described picture signal is processed, converts thereof into data image signal;
Video data wireless launcher, for sending to described intelligent television by described data image signal by the access path of setting up in advance.
10. according to the Intelligent TV remote controller of claim 9, it is characterized in that, described Intelligent TV remote controller also comprises:
Speech input device, for obtaining voice input signal;
Analog to digital converter, for described voice input signal is carried out to analog-to-digital conversion, converts thereof into voice digital signal;
Frequency modulation oscillator, for using described voice digital signal to carry out frequency modulation to carrier wave, converts described voice digital signal to the frequency-modulatd carrier wave wireless signal of telecommunication,
Reflector, for being transmitted into fremodyne by the frequency-modulatd carrier wave wireless signal of telecommunication;
Fremodyne, for converting the radio signal receiving to voice signal.
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| CN110445952A (en) * | 2019-07-15 | 2019-11-12 | 浙江大华技术股份有限公司 | Film flicker processing method, device, equipment and the storage medium of camera |
| CN110445952B (en) * | 2019-07-15 | 2021-12-21 | 浙江大华技术股份有限公司 | Picture flicker processing method, device, equipment and storage medium of camera |
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