CN105847981A - Smart television and screen protection method - Google Patents
Smart television and screen protection method Download PDFInfo
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- CN105847981A CN105847981A CN201610355283.0A CN201610355283A CN105847981A CN 105847981 A CN105847981 A CN 105847981A CN 201610355283 A CN201610355283 A CN 201610355283A CN 105847981 A CN105847981 A CN 105847981A
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- intelligent television
- audiovisual applications
- broadcast state
- screen protection
- application program
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- 238000000034 method Methods 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 claims description 34
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000008569 process Effects 0.000 description 15
- 230000011664 signaling Effects 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 238000004590 computer program Methods 0.000 description 4
- 230000005059 dormancy Effects 0.000 description 4
- 230000006399 behavior Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 230000026676 system process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4436—Power management, e.g. shutting down unused components of the receiver
-
- 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
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/443—OS processes, e.g. booting an STB, implementing a Java virtual machine in an STB or power management in an STB
- H04N21/4438—Window management, e.g. event handling following interaction with the user interface
-
- 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
- H04N21/47—End-user applications
- H04N21/482—End-user interface for program selection
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
The invention provides a smart television and a screen protection method. The method comprises: an operation application program of a smart television is determined; the application program is determined as an audio-video application and playing state information of the audio-video application is obtained according to a first preset period, wherein the playing state information includes an application program identification code and a playing state flag bit; according to the playing state information, the playing state of the audio-video application is determined to be a playing stopping state; and when no user operation is detected within a preset time threshold, screen protection of the smart television is turned on. According to the invention, a phenomenon that screen protection is started by the smart television when the audio-video application is used for playing the audio-video resources can be avoided; the application range of the screen protection of the television is extended; protection on individual privacy is enhanced; the service life of the television screen is prolonged; and the user experience is improved.
Description
Technical field
The present invention relates to TV technology, specifically, the present invention relates to a kind of intelligent television and
Screen protection method.
Background technology
Along with the progress of science and technology, the equipment of band display screen is seen everywhere, such as PC, movement
Phone, PDA (Personal Digital Assistant, personal digital assistant), handheld device, many
Media player, intelligent television etc..
In actual application, equipment is unattended because user leaves or other reasons, its display screen
Often at the picture that a long period output is static.This unit that would potentially result in constituting display screen
The scrambling of part so that the pattern that display screen is fixed is burnt, i.e. " screen burning ".And shield
Curtain burning will directly affect the service life of display screen, and then affect the service life of equipment.And,
Because user leaves, it is likely that leak capsule information or individual privacy that user stays on equipment.
Therefore, the screen of the aspects such as the life of device screen, power saving and individual privacy protection it is exclusively used in
Curtain resist technology is used widely.By screen protection technology, can be in without operation shape at equipment
Screen protection state-detection, i.e. a period of time user is entered without display screen protection circle after operation under state
Face.
Along with the intelligent development of TV and enriching constantly of TV applications scene, screen protection technology
Application also becomes more and more important.At present, the scheme of intelligent television screen protection is: when TV is at letter
Source input terminal (is alternatively referred to as signal source) herein, such as ATV (Analog television, mould
Intend TV) interface, DTV (Digital Television, DTV) interface, HDMI (High
Definition Multimedia Interface, HDMI) interface, AV (Audio
&Video, audio frequency and video) interface etc., in the case of there is no signal input or dropout, enter
The detection of row user operation.If both there is no user operation (ratio after a period of time (such as, 60 seconds)
As, the click of remote controller) do not have signal to input yet, screen protection enabling signal can be sent, in TV
After the screen protection display module in portion receives screen protection enabling signal, open screen protection, display
Plurality of pictures (is such as play) in screen protection interface.After entering screen protection state, TV continues
Carry out the detection of user operation;After user operation being detected, exit screen protection state, otherwise continue
Keep screen protection state.
Along with the diversification of smart machine application program is developed, the most preset or installation in intelligent television
A large amount of abundant species, the third party applications of Various Functions.Such as, using the teaching of the invention it is possible to provide audio and video playing
Audiovisual applications, the game application etc. of game can be provided.It was found by the inventors of the present invention that in order to
Avoid playing conflict, existing intelligent television no signal at input signal source when audiovisual applications is run
Input.If carrying out screen protection by above-mentioned screen protection strategy protocol, operate in no user, and
In the case of input signal source does not has signal input when audiovisual applications is run, it will start screen and protect
Protect.But, so will affect the operation of audiovisual applications, bother user and watch audio frequency and video, thus
Reduce Consumer's Experience.
Therefore, it is necessary to provide a kind of screen protection method, it is to avoid enter under the scene of playing audio-video
Enter screen protection, improve Consumer's Experience.
Summary of the invention
The defect existed for above-mentioned prior art, the invention provides a kind of intelligent television and screen thereof
Guard method, it is possible to avoid intelligent television during running audiovisual applications playing audio-video resource
Start screen protection, expand the scope of application of telescreen protection, strengthen the protection of individual privacy and
Extend the life-span of telescreen, and improve Consumer's Experience.
The invention provides a kind of intelligent television screen protection method, including:
Determine that described intelligent television runs application program;
Determine that described application program is audiovisual applications, according to the first predetermined period, obtain described sound and regard
The broadcast state information of frequency application;Wherein, described broadcast state information include application program identification code and
Broadcast state flag bit;
According to described broadcast state information, determine that the broadcast state of described audiovisual applications is that stopping is broadcast
Put;
Being not detected by user operation in determining preset time threshold, described intelligent television is opened screen and is protected
Protect.
According to a further aspect in the invention, additionally provide a kind of intelligent television, including:
First determines unit, is used for determining whether described intelligent television runs application program, and determines institute
Whether the application program stating intelligent television operation is audiovisual applications;
For described first, acquiring unit, if determining that unit determines the application journey that described intelligent television runs
Sequence is audiovisual applications, then according to the first predetermined period, obtain the broadcast state of described audiovisual applications
Information, wherein, described broadcast state information includes application program identification code and broadcast state flag bit;
Second determines unit, for the described broadcast state information obtained according to described acquiring unit, really
The broadcast state of fixed described audiovisual applications;
For described second, screen protection control unit, if determining that unit determines described audiovisual applications
Whether broadcast state, for stopping playing, exists user operation in detection preset time threshold;Determine default
It is not detected by user operation in time threshold, opens screen protection.
In the technical scheme that the present invention provides, on the premise of not changing third party application itself,
When intelligent television runs audiovisual applications, can judge current according to the broadcast state information of audiovisual applications
Whether scene should enter screen protection, it is to avoid be forced into screen when application program plays video or audio frequency
Curtain protection, expands the scope of application of telescreen protection, strengthens the protection to individual privacy and prolongation
Life-span of telescreen.And, the solution of the present invention, it is not necessary to the third party installing TV should
Any amendment is carried out by program, can compatible existing telescreen resist technology.
Further, occur extremely causing being killed by system process when the audiovisual applications in intelligent television
Extremely, after the broadcasting of multimedia resource actually has logged out, the solution of the present invention is passed through, it is possible to again
Start screen protection, it is achieved that the omnidistance detection to system media state, it is ensured that the peace that system is run
Full reliability, makes system application experience more hommization.
Aspect and advantage that the present invention adds will part be given in the following description, and these will be from following
Description in become obvious, or recognized by the practice of the present invention.
Accompanying drawing explanation
Present invention aspect that is above-mentioned and/or that add and advantage are from retouching embodiment below in conjunction with the accompanying drawings
Will be apparent from easy to understand in stating, wherein:
Fig. 1 is the schematic flow sheet of a kind of intelligent television screen protection method of the embodiment of the present invention;
Fig. 2 is the schematic flow sheet of the another kind of intelligent television screen protection method of the embodiment of the present invention;
Fig. 3 a is the structural representation of the intelligent television of the embodiment of the present invention;
Fig. 3 b is the structural representation of the acquiring unit of the embodiment of the present invention;
Fig. 4 is the logical schematic stopping playing multimedia resource of the embodiment of the present invention;
Fig. 5 is the logical schematic commencing play out multimedia resource of the embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, its
In the most same or similar label represent same or similar element or have same or like
The element of function.The embodiment described below with reference to accompanying drawing is exemplary, is only used for explaining this
Invention, and be not construed as limiting the claims.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singulative used herein
" one ", " one ", " described " and " being somebody's turn to do " may also comprise plural form.It is to be further understood that
The wording used in the description of the present invention " includes " referring to there is described feature, integer, step, behaviour
Make, element and/or assembly, but it is not excluded that existence or add other features one or more, whole
Number, step, operation, element, assembly and/or their group.It should be understood that when we claim element
Being " connected " or during " coupled " to another element, it can be directly connected or coupled to other elements, or
Intermediary element can also be there is in person.Additionally, " connection " used herein or " coupling " can include wireless
Connect or wireless couple.Wording "and/or" used herein includes that what one or more was associated lists
Whole or any cell of item and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein
(including technical term and scientific terminology), have and the those of ordinary skill in art of the present invention
Be commonly understood by identical meaning.Should also be understood that those arts defined in such as general dictionary
Language, it should be understood that there is the meaning consistent with the meaning in the context of prior art, and remove
Non-as here by specific definitions, otherwise will not with idealization or the most formal implication explain.
It was found by the inventors of the present invention that at present, in the smart machine of a lot of application screen protection, such as
Panel computer, PC and mobile phone etc., application software often actively application or breaking dormancy lock and
Its similar system interface mechanism, notifies that smart machine is forbidden or allows access into screen protection state.
But, TV is different from above-mentioned smart machine, and traditional TV does not has dormancy and screen protection mould
Formula, the application program in TV typically will not actively add the application journey in dormancy lock logic, i.e. TV
Sequence seldom can actively apply for that dormancy is locked.
And in existing intelligent television screen protection scheme, it is mainly based upon user operation, and TV
The signal input condition of information source input terminal judge whether current scene opens screen protection, not
Have and consider the ruuning situation of the application program of installation in intelligent television.So, it would be possible to cause regarding at sound
Frequently it is forced into screen protection when application plays music or video, bothers user and watch audio frequency and video.The most just
Being to say, existing intelligent television lacks a kind of to be sentenced based on the ruuning situation of application program in intelligent television
Whether disconnected current scene can enter the scheme of screen protection.
Therefore, the present inventor considers, it is provided that a kind of intelligent television screen protection method,
Detecting that intelligent television runs audiovisual applications, and audiovisual applications is being currently at normal play video
During/audio frequency, screen protection can be prohibited from entering;And stop running suddenly in audiovisual applications or stop
When only playing video/music, then can sentence further according to the detection case of user operation afterwards
Disconnected whether enter screen protection, realize based on the application program run in intelligent television making use with this
Scape adjusts screen protection state, it is to avoid is forced into screen when application program plays video or audio frequency and protects
Protect.Comparing existing screen protection scheme, the scheme that the present invention provides expands telescreen protection
The scope of application, enhances the protection to individual privacy and extends the life-span of telescreen, improve use
Family is experienced.
Describe technical scheme below in conjunction with the accompanying drawings in detail.
Embodiments provide a kind of intelligent television screen protection method, comprise determining that Intelligent electric
Depending on running application program;Determine that the application program that intelligent television runs is audiovisual applications, according to first
Predetermined period, obtains the broadcast state information of audiovisual applications;According to the broadcast state information obtained,
Determine that the broadcast state of audiovisual applications is for stopping playing;It is not detected by determining preset time threshold using
Family operates, and intelligent television opens screen protection.
Specifically, as it is shown in figure 1, the intelligent television screen protection method that the embodiment of the present invention provides,
Its idiographic flow may include steps of:
S101: determine whether intelligent television runs application program;The most then perform step S102.
In actual application, the intelligent television screen protection method that the present invention provides is applicable to provide sound to regard
Be taken in small doses at short intervals the television set of business, TV box, Intelligent set top box etc..
In view of intelligent television can provide the TV service playing traditional tv program, and user
The TV service that the third party application installed is supported.In actual application, play traditional tv program
TV service be mainly based upon ATV (Analog television, simulated television) interface, DTV
(Digital Television, DTV) interface, HDMI (High Definition Multimedia
Interface, HDMI) interface, AV (Audio&Video, audio frequency and video)
The input of the information source input terminals such as interface (being alternatively referred to as signal source herein) runs.Wherein, originally
The signal source playing the TV service of traditional tv program in intelligent television can be referred to as physics by literary composition
Signal source.And the TV service that the third party application of user installation is supported often is not rely on
The input in physical signalling source.
Therefore, in the embodiment of the present invention, intelligence can be determined according to the TV service that function TV runs
Whether TV runs application program.Specifically, intelligent television start enter certain TV service or
When TV service switches over, the signal source of TV service can be detected, identify TV
The kind of service, it is judged that the TV service of traditional tv program is play in TV service for providing, or
The TV service that the application program of person's user installation is supported.Wherein, the detection of signal source can relate to
The detection of the signal source of the current TV service run and run after switching;Judge the letter of TV service
Whether number source is physical signalling source, identifies TV service with this.
If the signal source of the current TV service run is not physical signalling source, then may determine that current fortune
The TV service of row is the third party application in intelligent television, determines that intelligent television runs application journey
Sequence, and inoperative plays the TV service of traditional tv program.
If the signal source of the current TV service run is physical signalling source, then may determine that intelligent television
Run the TV service playing traditional tv program.And then, Intelligent electric as shown in Figure 2 can be used
Depending on screen protection method, sensed signal sources input state, it is judged that whether signal source has physical signalling to input.
When signal source has physical signalling to input, then continue sensed signal sources input state;When signal source does not has thing
After reason signal input (such as, do not have signal or dropout), open user operation detection, if
Screen protection is entered after being not detected by user operation in threshold value of fixing time;And when signal recovers to stablize again
After signal input being detected, then can close screen protection and user operation detection.
S102: determine whether the application program that intelligent television runs is audiovisual applications;The most then hold
Row step S103.
In the embodiment of the present invention, the signal source at the application program determining current operation is not physical signalling
Behind source, it may be determined that whether the current application program run is the audio frequency and video that can play audio/video
Application.
In actual application, can be based on application program to (such as, the matchmaker of multimedia framework in intelligent television
Body player Media Player, medium recorder Media Recorder) service condition judge
Whether the current application program run is audiovisual applications.
Wherein, multimedia framework can be according to the multimedia supporting that the audiovisual applications of multimedia sends
Audio frequency, video, Streaming Media are played out, gather by operational order, recovery etc. operation.Multimedia
Operational order can include following at least one: commence play out, stop play.
Therefore, specifically, it can be determined that whether multimedia framework receives from the current application run
Multimedia operations instruction.If multimedia framework receives from the current application program run transmission
Multimedia operations instructs, then the current application program run of explanation comes by sending multimedia operations instruction
Call multimedia framework to operate multimedia resource.Hence, it can be determined that the current application program run
For audiovisual applications.If multimedia framework does not receives the multimedia operations instruction that application program sends,
Then may determine that the current application program run is non-audiovisual applications.
Further, in order to protect individual privacy and extend the life-span of telescreen, current operation is determined
Application program be non-audiovisual applications after, whether have user to grasp in preset time threshold can be detected
Make;Be not detected by user operation in determining preset time threshold, then intelligent television can open screen guarantor
Protect.
S103: according to the first predetermined period, obtain the broadcast state information of audiovisual applications.
In the embodiment of the present invention, in order to avoid entering under the scene of audiovisual applications broadcasting audio/video
Enter screen protection and affect Consumer's Experience, determined that by step S102 the application program of current operation is sound
After Video Applications, the broadcast state information of audiovisual applications according to the first predetermined period, can be obtained.
Wherein, the first predetermined period is pre-set by those skilled in the art, such as, and 5s, 10s etc..
In actual application, when multimedia framework receives the multimedia operations instruction that audiovisual applications sends
After, audiovisual applications calls multimedia framework according to multimedia operations command operating multimedia resource (ratio
As, audio frequency and/or video), correspondingly, the broadcast state flag bit of audiovisual applications will be carried out
Corresponding adjustment.
Such as, the multimedia operations that multimedia framework receives instructs as commencing play out, then by many matchmakers
Body framework can commence play out correspondingly multimedia resource, meanwhile, the broadcast state mark of audiovisual applications
Will position becomes commencing play out;And the multimedia operations instruction that multimedia framework receives is for stopping playing,
Then can stop playing correspondingly multimedia resource, meanwhile, audiovisual applications by multimedia framework
Broadcast state flag bit becomes stopping playing.
Such as, the process number of the audiovisual applications-Ai Qi skill being currently running is 2000, audio frequency and video
After application sends the multimedia operations instruction commenced play out, its broadcast state flag bit becomes 1;And sound
After Video Applications sends the multimedia operations instruction stopping playing, its broadcast state flag bit will switch to
0.Wherein, broadcast state flag is that the broadcast state of 0 expression audiovisual applications is play for stopping,
And 1 represents that the broadcast state of audiovisual applications is for commencing play out.
Or, the process number of the audiovisual applications-Ai Qi skill being currently running is 2000, audio frequency and video
After application sends the multimedia operations instruction stopping playing, its broadcast state flag bit becomes 1;And sound
After Video Applications sends the multimedia operations instruction commenced play out, its broadcast state flag bit will switch to
0.Wherein, broadcast state flag be the broadcast state of 0 expression audiovisual applications for commencing play out,
And 1 represents that the broadcast state of audiovisual applications is for stopping playing.
In the embodiment of the present invention, after determining that application program is audiovisual applications, can be according to first
Predetermined period, obtains the multimedia operations instruction that audiovisual applications sends to multimedia framework;And according to
The multimedia operations instruction that audiovisual applications sends to multimedia framework, obtains the broadcasting of audiovisual applications
Status information.
Wherein, multimedia operations instruction can include following at least one: commence play out, stop play.
And the broadcast state information of audiovisual applications may include that application program identification code and broadcast state
Flag bit.Wherein, application program identification code can be application process number;Broadcast state flag bit is permissible
Including: the flag bit commenced play out or the flag bit stopping broadcasting.
S104: according to the broadcast state information of the audiovisual applications obtained, determine broadcasting of audiovisual applications
State of putting is for stopping playing, and is not detected by user operation in determining preset time threshold, intelligent television
Open screen protection.
In the embodiment of the present invention, in the broadcast state information of the audiovisual applications obtained by step S103
Include the broadcast state flag bit of audiovisual applications.Therefore, according in the broadcast state information obtained
Broadcast state flag bit, it may be determined that the broadcast state of audiovisual applications.
Such as, in the broadcast state information of acquisition, broadcast state flag bit is 0, it is determined that audio frequency and video should
Broadcast state be stop play;In the broadcast state information obtained, broadcast state flag bit is 1,
Then determine that the broadcast state of audiovisual applications is for commencing play out.
Or, in the broadcast state information of acquisition, broadcast state flag bit is 0, it is determined that audio frequency and video should
Broadcast state for commencing play out;In the broadcast state information obtained, broadcast state flag bit is 1,
Then determine that the broadcast state of audiovisual applications is for stopping playing.
In view of in reality application, in order to protect individual privacy and extend the life-span of telescreen, at sound
After Video Applications stops playing, it should judge whether to open screen protection according to practical situation.
Specifically, determining that according to broadcast state information the broadcast state of audiovisual applications is for stopping playing
After, whether there is user operation, in preset time threshold in preset time threshold can be detected further
User operation detected, then explanation user yet suffers from using the demand of intelligent television, if now intelligence
TV enters screen protection will bother user, reduces Consumer's Experience, so intelligence in such a scenario
TV should not enter into screen protection.If being not detected by user operation in preset time threshold, then illustrate to use
Family is currently likely not to have the demand using intelligent television, and entering screen protection in such a scenario can't
Affect Consumer's Experience.Therefore, in the embodiment of the present invention, it is not detected by determining preset time threshold using
After the operation of family, intelligent television can open screen protection.
Further, it is determined that be not detected by user operation in preset time threshold, intelligent television opens screen
After curtain protection, can detect whether intelligent television exists user operation further;Determine intelligent television
There is user operation, then intelligent television can exit screen protection.
In the embodiment of the present invention, after obtaining the broadcast state information of audiovisual applications, according to obtain
Broadcast state information, determines that the broadcast state of audiovisual applications is for commencing play out;Intelligent television can move back
Go out screen protection, and stop the detection to user operation.
Based on above-mentioned intelligent television screen protection method, the embodiment of the present invention additionally provides a kind of Intelligent electric
Depending on, as shown in Figure 3 a, specifically include: first determines that unit 301, acquiring unit 302, second are true
Cell 303, screen protection control unit 304.
Wherein, first determine unit 301 for determining whether intelligent television runs application program, and really
Whether the application program determining intelligent television operation is audiovisual applications.
If for first, acquiring unit 302 determines that unit 301 determines the application program that intelligent television runs
For audiovisual applications, then according to the first predetermined period, obtain the broadcast state information of this audiovisual applications.
Wherein, broadcast state information can include application program identification code and broadcast state flag bit.
Specifically, as shown in Figure 3 b, acquiring unit 302 may include that the first acquisition subelement 3021,
Second obtains subelement 3022.
If first obtains subelement 3021 determines that unit 301 determines what intelligent television ran for first
Application program is audiovisual applications, then obtain the multimedia behaviour that audiovisual applications sends to multimedia framework
Instruct.
Second obtains subelement 3022 should for the audio frequency and video obtaining subelement 3021 acquisition according to first
With the multimedia operations instruction sent to multimedia framework, obtain the broadcast state letter of audiovisual applications
Breath.
Wherein, the multimedia operations instruction that audiovisual applications sends to multimedia framework can include as follows
At least one: commence play out, stop playing.
As shown in Figure 3 a, after acquiring unit 302 obtains the broadcast state information of audiovisual applications,
The second broadcast state letter determining the unit 303 audiovisual applications for obtaining according to acquiring unit 302
Breath, determines the broadcast state of audiovisual applications.
If for second, screen protection control unit 304 determines that unit 303 determines broadcasting of audiovisual applications
Whether state of putting for stopping playing, then exists user operation in detection preset time threshold;Determine default
It is not detected by user operation in time threshold, opens screen protection.
More preferably, if screen protection control unit 304 is additionally operable to first determines that unit 301 determines function
The application program that TV runs is non-audiovisual applications, then whether there is use in detection preset time threshold
Family operates;It is not detected by user operation in determining preset time threshold, opens screen protection.
More preferably, if screen protection control unit 304 is additionally operable to second determines that unit 303 determines that sound regards
The broadcast state of frequency application for commencing play out, then exits screen protection, and stops the inspection to user operation
Survey.
More preferably, after screen protection control unit 304 is additionally operable to open screen protection, examine further
Survey whether intelligent television exists user operation;Determine that intelligent television exists user operation, exit screen and protect
Protect.
The concrete function that will be detailed below each unit in intelligent television in the embodiment of the present invention realizes.
In view of intelligent television can provide the TV service playing traditional tv program, and user
The TV service that the third party application installed is supported.Wherein, the TV of traditional tv program is play
Service is mainly based upon the input in physical signalling source and runs;And the third party application of user installation
The TV service supported is not rely on the input in physical signalling source.
Therefore, in order to avoid running when third party application plays audio/video at intelligent television
Enter screen protection, in the embodiment of the present invention, enter certain TV service or electricity in intelligent television start
When switching over depending on service, in advance the signal source of TV service can be detected, identify current electricity
Kind depending on service, it is judged that the TV service of traditional tv program is play in TV service for providing,
Or with this, the TV service that the application program of user installation is supported, determines whether intelligent television is transported
Row application program.
Specifically, it can be determined that whether the signal source of TV service is physical signalling source.If detection is current
The signal source of the TV service run is physical signalling source, then intelligent television can open signal source input
The detection of state, it is judged that whether signal source has physical signalling to input.When signal source has physical signalling to input,
Then continue sensed signal sources input state;When signal source does not has physical signalling input (such as, not believe
Number or dropout) after, open user operation detection, set in time threshold and be not detected by user
Screen protection is entered after operation;And after signal recovers to stablize and signal input again detected, the most permissible
Close screen protection and user operation detection.
If the signal source of the current TV service run of detection is not physical signalling source, then may determine that intelligence
Application program can be run by TV.
Further, it is determined that after intelligent television runs application program, may further determine that current fortune
Whether the application program of row is the audiovisual applications that can play audio/video.
In actual application, as shown in Figure 4,5, after intelligent television runs audiovisual applications, audio frequency and video
Application can call the multimedia framework in intelligent television, commences play out or stops playing multimedia resource.
Therefore, it is possible to judge that whether multimedia framework receives the multimedia from the current application run
Operational order.If multimedia framework receives the multimedia behaviour sent from the current application program run
Instruct, then may determine that the application program of current operation is audiovisual applications.If multimedia framework is not
Receive the multimedia operations instruction that application program sends, then may determine that the application program of current operation
For non-audiovisual applications.
Determine that intelligent television runs application program and determines that the current application program run is that non-audio frequency and video should
With afterwards, whether screen protection control unit exists user operation in can detecting preset time threshold;
It is not detected by user operation in determining preset time threshold, then can open screen protection.
Further, in the embodiment of the present invention, in order to avoid playing audio/video in audiovisual applications
Scene under enter screen protection affect Consumer's Experience, after determining that application program is audiovisual applications, can
According to the first predetermined period, to obtain the broadcast state information of audiovisual applications, second determines unit root
According to the broadcast state information of audiovisual applications, determine the broadcast state of audiovisual applications, and report screen
Curtain protection control unit.Wherein, broadcast state information can include application program identification code and play shape
State flag bit.
In actual application, as shown in Figure 4,5, receive what audiovisual applications sent when multimedia framework
After multimedia operations instruction, audiovisual applications can be called multimedia framework and instruct according to multimedia operations
Operation multimedia resource, correspondingly, the broadcast state flag bit of audiovisual applications will be carried out accordingly
Adjust.Therefore, second determines that unit can be according to the broadcasting in the broadcast state information of audiovisual applications
State flag bit, determines the broadcast state of audiovisual applications, and reports screen protection control unit.
Such as, in the broadcast state information of acquisition, broadcast state flag bit is 0, it is determined that audio frequency and video should
Broadcast state be stop play;In the broadcast state information obtained, broadcast state flag bit is 1,
Then determine that the broadcast state of audiovisual applications is for commencing play out.Or, in the broadcast state information of acquisition
Broadcast state flag bit is 0, it is determined that the broadcast state of audiovisual applications is for commencing play out;Obtain
In broadcast state information, broadcast state flag bit is 1, it is determined that the broadcast state of audiovisual applications is for stopping
Only play.
As shown in Figure 4,5, the screen protection logic controller in screen protection control unit is true according to second
The broadcast state of the audiovisual applications that cell determines judges whether to open screen protection.
As shown in Figure 4, if the broadcast state of audiovisual applications is off playing, then screen protection control
The detection to user's input operation opened by user's input monitoring device in unit processed, detects Preset Time threshold
Whether user operation is there is in value.After being not detected by user operation in determining preset time threshold, Xiang Ping
Notice when screen protection logic controller in curtain protection control unit returns to, screen protection logic controller is opened
Screen protection, controls display panel and protects interface.
If as it is shown in figure 5, the broadcast state of audiovisual applications is to commence play out, then screen protection control
User's input monitoring device in unit processed stops the detection to user's input operation, meanwhile, screen protection
Screen protection logic controller notice display in control unit exits screen protection interface.
Further, it is contemplated that in actual application, after unlatching screen protection, it is possible that many matchmakers
The situation that body resource replays.Therefore, after opening screen protection, can continue to detect sound and regard
The broadcast state of frequency application.Start to broadcast if the broadcast state of audiovisual applications switches to from stopping broadcasting
Put, then screen protection control unit can stop the detection to user's input operation, and exits screen guarantor
Protect.
It is considered that in actual application, in intelligent television, application software is when playing video or audio frequency,
Owing to applying self or the problem of playing resource, often occur that abnormal then application program is killed by system
Phenomenon.The now broadcasting of multimedia resource actually has logged out, accordingly, it would be desirable to notification screen is protected
Protect relevant portion, decide whether to reenter screen protection state-detection.
The intelligent television screen protection method that the embodiment of the present invention provides, is determining that intelligent television runs sound
After Video Applications, it is also possible to identify that the multimedia operations that audiovisual applications sends to multimedia framework refers to
Order.Calling due to audiovisual applications may be because of applying journey when multimedia framework plays multimedia resource
, there is application process abort in sequence internal cause or other reasons;And when application process abort
Now media play also is stopped playing by multimedia resource, and therefore, follow-up needs judges under this kind of scene
The need of opening screen protection.
Specifically, if the multimedia operations identified instructs as commencing play out, then intelligent television detection sound
The running state of process of Video Applications.
In actual application, audiovisual applications calls multimedia framework when commencing play out multimedia resource, many
Media framework often records the Binder example of its striding course communication, then this example is added death
Status monitoring program, when audiovisual applications process stops, death status monitoring program triggers, and opening should
Detection with the running state of process of program.
When audiovisual applications process stops, multimedia resource will stop playing.Therefore, detect
The broadcast state of audiovisual applications from commence play out be switched to stop play, follow-up needs rejudge and are
No unlatching screen protection.
Specifically, screen protection control unit is being run to process by dead status monitoring Programmable detection
After state is for stopping, the detection to user's input operation can be opened;If in preset time threshold not
User operation being detected, screen protection control unit controls display panel curtain protection interface.
In the embodiment of the present invention, if the multimedia operations instruction identified is for stopping playing, then it is right to close
The detection of the running state of process of audiovisual applications.Specifically, audiovisual applications calls multimedia framework
When stopping playing multimedia resource, dead status monitoring program can be closed, stop process being run shape
The detection of state.
In the technical scheme that the present invention provides, on the premise of not changing third party application itself,
When intelligent television runs audiovisual applications, can judge current according to the broadcast state information of audiovisual applications
Whether scene should enter screen protection, it is to avoid be forced into screen when application program plays video or audio frequency
Curtain protection, expands the scope of application of telescreen protection, strengthens the protection to individual privacy and prolongation
Life-span of telescreen.And, the solution of the present invention, it is not necessary to the third party installing TV should
Any amendment is carried out by program, can compatible existing telescreen resist technology.
Further, occur extremely causing being killed by system process when the audiovisual applications in intelligent television
Extremely, after the broadcasting of multimedia resource actually has logged out, the solution of the present invention is passed through, it is possible to again
Start screen protection, it is achieved that the omnidistance detection to system media state, it is ensured that the peace that system is run
Full reliability, makes system application experience more hommization.
Those skilled in the art of the present technique are appreciated that the present invention includes relating to perform institute in the application
State the one or more equipment in operation.These equipment can be required purpose and specialized designs and
Manufacture, or the known device in general purpose computer can also be included.These equipment have and are stored in it
Interior computer program, these computer programs optionally activate or reconstruct.Such computer journey
Sequence can be stored in equipment (such as, computer) computer-readable recording medium or be stored in and be suitable to storage electricity
Sub-instructions is also coupled to any kind of medium of bus respectively, and described computer-readable medium includes
But be not limited to any kind of dish (including floppy disk, hard disk, CD, CD-ROM and magneto-optic disk),
ROM (Read-Only Memory, read only memory), RAM (Random Access Memory,
Memorizer immediately), (Erasable Programmable Read-Only Memory, can for EPROM
Erasable programmable read only memory), EEPROM (Electrically Erasable Programmable
Read-Only Memory, EEPROM), flash memory, magnetic card or light
Card.It is, computer-readable recording medium includes being deposited with the form that can read by equipment (such as, computer)
Storage or any medium of transmission information.
Those skilled in the art of the present technique are appreciated that and can realize these knots with computer program instructions
Each frame in composition and/or block diagram and/or flow graph and these structure charts and/or block diagram and/or flow graph
In the combination of frame.Those skilled in the art of the present technique are appreciated that and can be referred to by these computer programs
Order is supplied to the processor of general purpose computer, special purpose computer or other programmable data processing methods and comes
Realize, thus perform the present invention by the processor of computer or other programmable data processing methods
The scheme specified in disclosed structure chart and/or block diagram and/or the frame of flow graph or multiple frame.
Those skilled in the art of the present technique are appreciated that various operations, the side discussed in the present invention
Step in method, flow process, measure, scheme can be replaced, changed, combined or deleted.Further
Ground, have the present invention had discussed various operations, method, other steps in flow process, arrange
Execute, scheme can also be replaced, changed, reset, decomposed, combined or deleted.Further, existing
Have in technology have with the step in the various operations disclosed in the present invention, method, flow process, measure,
Scheme can also be replaced, changed, reset, decomposed, combined or deleted.
The above is only the some embodiments of the present invention, it is noted that for the art
For those of ordinary skill, under the premise without departing from the principles of the invention, it is also possible to make some improvement
And retouching, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. an intelligent television screen protection method, it is characterised in that including:
Determine that described intelligent television runs application program;
Determine that described application program is audiovisual applications, according to the first predetermined period, obtain described sound and regard
Frequency application broadcast state information, wherein, described broadcast state information include application program identification code and
Broadcast state flag bit;
According to described broadcast state information, determine that the broadcast state of described audiovisual applications is that stopping is broadcast
Put;
Being not detected by user operation in determining preset time threshold, described intelligent television is opened screen and is protected
Protect.
Method the most according to claim 1, it is characterised in that described determine described application program
For audiovisual applications, according to the first predetermined period, obtain the broadcast state information of described audiovisual applications,
Including:
Determine that described application program is audiovisual applications, obtain described audiovisual applications to multimedia framework
Send multimedia operations instruction, wherein, described multimedia operations instruction include following at least one:
Commence play out, stop playing;
The multimedia operations instruction sent to multimedia framework according to described audiovisual applications, obtains described
The broadcast state information of audiovisual applications.
Method the most according to claim 1, it is characterised in that described determine described intelligent television
After running application program, also include:
Determine that described application program is non-audiovisual applications, in detection preset time threshold, whether have user
Operation;
Being not detected by user operation in determining described preset time threshold, described intelligent television opens screen
Protection.
Method the most according to claim 1, it is characterised in that described determine described application program
For audiovisual applications, according to the first predetermined period, obtain the broadcast state information of described audiovisual applications
Afterwards, also include:
According to described broadcast state information, determine that the broadcast state of described audiovisual applications is for starting to broadcast
Put;
Described intelligent television exits screen protection, and stops the detection to user operation.
5. according to method described in claim 1 or 3, it is characterised in that described determine described preset
It is not detected by user operation in time threshold, after described intelligent television opens screen protection, also includes:
Detect whether described intelligent television exists user operation;
Determining that described intelligent television exists user operation, described intelligent television exits screen protection.
6. an intelligent television, it is characterised in that including:
First determines unit, is used for determining whether described intelligent television runs application program, and determines institute
Whether the application program stating intelligent television operation is audiovisual applications;
For described first, acquiring unit, if determining that unit determines the application journey that described intelligent television runs
Sequence is audiovisual applications, then according to the first predetermined period, obtain the broadcast state of described audiovisual applications
Information, wherein, described broadcast state information includes application program identification code and broadcast state flag bit;
Second determines unit, for the described broadcast state information obtained according to described acquiring unit, really
The broadcast state of fixed described audiovisual applications;
For described second, screen protection control unit, if determining that unit determines described audiovisual applications
Whether broadcast state for stopping playing, then exists user operation in detection preset time threshold;Determine pre-
If being not detected by user operation in time threshold, open screen protection.
Intelligent television the most according to claim 6, it is characterised in that described acquiring unit bag
Include:
First obtains subelement, if determining that unit determines what described intelligent television ran for described first
Application program is audiovisual applications, then obtain many matchmakers that described audiovisual applications sends to multimedia framework
Body operational order;
Second obtains subelement, for the many matchmakers sent to multimedia framework according to described audiovisual applications
Body operational order, obtains the broadcast state information of described audiovisual applications, and wherein, described multimedia is grasped
As instruction include following at least one: commence play out, stop play.
Intelligent television the most according to claim 6, it is characterised in that described screen protection control
Unit processed is additionally operable to:
If described first determines that the application program that unit determines that described intelligent television runs is non-audio frequency and video
Whether application, then exist user operation in detection preset time threshold;
It is not detected by user operation in determining described preset time threshold, opens screen protection.
Intelligent television the most according to claim 6, it is characterised in that described screen protection control
Unit processed is additionally operable to:
If described second determine unit determine the broadcast state of described audiovisual applications for commencing play out, then
Exit screen protection, and stop the detection to user operation.
10. according to the intelligent television described in claim 6 or 8, it is characterised in that described screen is protected
Protect control unit to be additionally operable to:
After opening screen protection, detect whether described intelligent television exists user operation;
Determine that described intelligent television exists user operation, exit screen protection.
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