CN109361881A - A kind of signal source switch method, storage medium and smart television - Google Patents
A kind of signal source switch method, storage medium and smart television Download PDFInfo
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- CN109361881A CN109361881A CN201711471671.6A CN201711471671A CN109361881A CN 109361881 A CN109361881 A CN 109361881A CN 201711471671 A CN201711471671 A CN 201711471671A CN 109361881 A CN109361881 A CN 109361881A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
-
- 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
- H04N21/431—Generation of visual interfaces for content selection or interaction; Content or additional data rendering
- H04N21/4312—Generation of visual interfaces for content selection or interaction; Content or additional data rendering involving specific graphical features, e.g. screen layout, special fonts or colors, blinking icons, highlights or animations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Software Systems (AREA)
- Circuits Of Receivers In General (AREA)
Abstract
The invention discloses a kind of signal source switch method, storage medium and smart televisions, the described method includes: when listening to signal source switching command, preset information source lock is called according to the signal source switching command, the signal source switching command is added to the information source and locks corresponding information source lock list, and information source lock list is screened, so that information source lock currently is only capable of executing the signal source switching command；The signal source of smart television is switched into target signal source in information source lock.The present invention passes through the switching signal source in default information source is locked, and when receiving signal source switching command, information source is locked to the signal switching command release of the interior execution, only last received switching command is switched over, it ensure that the timing of signal source switching, so as to avoid because target signal source it is capped, and caused by the problem of playing failure.
Description
Technical field
The present invention relates to intelligent terminal technical field, in particular to a kind of signal source switch method, storage medium and intelligence
TV.
Background technique
With the development of smart television, smart television supports DTV TV and intelligence system simultaneously, and in number
It is switched between TV TV and intelligence system.Since DTV TV uses different signal sources from intelligence system, thus intelligence
Energy TV switches between different information sources.In particular, increasing with smart television installation application program, signal source
Switching is also all the more frequent.But in signal source handoff procedure, since signal switching rate is different, there is the switching first carried out
Phenomenon is completed after the handover operation carried out after operation ratio, causes to generate the entanglement of information source switching sequence, target signal source can not be loaded.
Thus the prior art could be improved and improve.
Summary of the invention
The technical problem to be solved in the present invention is that in view of the deficiencies of the prior art, provide a kind of signal source switch method,
Storage medium and smart television, to solve the problems, such as information source switching sequence entanglement existing for existing signal source switch method.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is as follows:
A kind of signal source switch method comprising:
When listening to signal source switching command, preset information source is called to lock according to the signal source switching command, wherein described
Signal source switching command carries target signal source；
The signal source switching command is added to the information source and locks corresponding information source lock list, and to the information source lock list into
Row screening, so that information source lock currently is only capable of executing the signal source switching command；
The signal source of smart television is switched into target signal source in information source lock.
The signal source switch method, wherein it is described when listening to signal source switching command, it is cut according to the signal source
Changing the preset information source lockset body of instruction calling includes:
When listening to signal source switching command, the target signal source that the switching command carries is extracted, and the target is believed
Number source is compared with the current demand signal source of smart television；
If target signal source and current demand signal source are inconsistent, preset information source is called to lock according to the signal source switching command.
The information source switching method, wherein it is described when receiving signal source switching command, switched according to the signal source
Instruction is called before preset information source lock further include:
When smart television starts in application, generating signal source switching command according to the application, wherein the signal source switching refers to
Enable the target signal source for carrying the application.
The information source switching method, wherein described when smart television starts in application, generating signal source according to the application
Switching command specifically includes:
When smart television starts in application, judging whether smart television current demand signal source is digital television signal source；
If current demand signal source is not digital television signal source, signal switching command is generated according to the application, wherein the letter
Number source switching command carries the target signal source of the application.
The signal source switch method, wherein described when smart television starts in application, generating signal according to the application
Source switching command further include:
If current demand signal source is digital television signal source, the display page of the application is obtained, and pass through the display page
It triggers TV and plays application calling onPause function；
TV broadcasting is applied discharges resource in onPause function, and is generated after the completion of resource release according to the application
The signal source switching command.
The signal source switch method, wherein if the current demand signal source is digital television signal source, answered described in acquisition
The display page, and TV broadcasting application is triggered by the display page, onPause function is called to specifically include:
If current demand signal source is digital television signal source, judge whether the display page properties of the application are the page；
When showing page properties is the page, triggering TV plays application and calls onPause function；
When the display page properties are not the page, the display page has been created, TV is triggered by the empty display page and is broadcast
It puts using calling onPause function.
The signal source switch method, wherein described that the signal source switching command is added to the information source lock correspondence
Information source lock list, and to the information source lock list screen so that the information source lock currently be only capable of executing the signal
Source switching command specifically includes:
The signal source switching command is added to the information source and locks corresponding information source lock list；
All signal source switching commands that information source is locked in list prior to information source lock addition are deleted, and are controlled each deleted
Signal sourse instruction discharges the information source lock, so that information source lock currently is only capable of executing the signal source switching command.
The signal source switch method, wherein described to be located at all information sources before the information source is locked in signal source list
Delete, and the information source lock in the signal source of smart television is switched into target signal source after further include:
The smart television is controlled according to the display page properties of the application and carries out corresponding operation, wherein the operation packet
It includes and updates view and progress media play.
A kind of computer readable storage medium, the computer-readable recording medium storage have one or more program,
One or more of programs can be executed by one or more processor, to realize as above any signal source switching
Step in method.
A kind of smart television comprising: processor, memory and communication bus;Being stored on the memory can be by institute
State the computer-readable program of processor execution；
The communication bus realizes the connection communication between processor and memory；
The processor realizes the step in as above any signal source switch method when executing the computer-readable program
Suddenly.
The utility model has the advantages that compared with prior art, the present invention provides a kind of signal source switch method, storage medium and intelligence
TV, which comprises when listening to signal source switching command, preset letter is called according to the signal source switching command
The signal source switching command is added to the information source and locks corresponding information source lock list, and locks list to the information source by source lock
It is screened so that information source lock currently is only capable of executing the signal source switching command；It will intelligence electricity in the information source is locked
Depending on signal source switch to target signal source.The present invention is receiving signal source by the switching signal source in default information source is locked
When switching command, the signal switching command that information source locks the interior execution is discharged, only last received switching command is cut
Change, ensure that the timing of signal source switching, so as to avoid because target signal source it is capped, and caused by play asking for failure
Topic.
Detailed description of the invention
Fig. 1 is the flow chart of signal source switch method preferred embodiment provided by the invention.
Fig. 2 is the flow chart of the preferably middle step S10 of signal source switch method provided by the invention.
Fig. 3 is the implementation that signal source switching command generating process is generated in signal source switch method provided by the invention
The flow chart of example.
Fig. 4 is another reality that signal source switching command generating process is generated in signal source switch method provided by the invention
Apply the flow chart of example.
Fig. 5 is the structure principle chart of smart television preferred embodiment provided by the invention.
Specific embodiment
The present invention provides a kind of signal source switch method, storage medium and smart television, to make the purpose of the present invention, technology
Scheme and effect are clearer, clear, and the present invention is described in more detail as follows in conjunction with drawings and embodiments.It should manage
Solution, described herein specific examples are only used to explain the present invention, is not intended to limit the present invention.
Those skilled in the art of the present technique are appreciated that unless expressly stated, singular " one " used herein, " one
It is a ", " described " and "the" may also comprise plural form.It is to be further understood that being arranged used in specification of the invention
Diction " comprising " refer to that there are the feature, integer, step, operation, element and/or component, but it is not excluded that in the presence of or addition
Other one or more features, integer, step, operation, element, component and/or their group.It should be understood that when we claim member
Part is " connected " or when " coupled " to another element, it can be directly connected or coupled to other elements, or there may also be
Intermediary element.In addition, " connection " used herein or " coupling " may include being wirelessly connected or wirelessly coupling.It is used herein to arrange
Diction "and/or" includes one or more associated wholes for listing item or any cell and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, all terms used herein (including technology art
Language and scientific term), there is meaning identical with the general understanding of those of ordinary skill in fields of the present invention.Should also
Understand, those terms such as defined in the general dictionary, it should be understood that have in the context of the prior art
The consistent meaning of meaning, and unless idealization or meaning too formal otherwise will not be used by specific definitions as here
To explain.
With reference to the accompanying drawing, by the description of the embodiment, further explanation of the contents of the invention are made.
Fig. 1 is please referred to, Fig. 1 is the flow chart of the preferred embodiment of signal source switch method provided by the invention.The side
Method includes:
S10, when listening to signal source switching command, call preset information source to lock according to the signal source switching command, wherein
The signal source switching command carries target signal source；
S20, the signal source switching command is added to the corresponding information source lock list of the information source lock, and the information source is locked and is arranged
Table is screened, so that information source lock currently is only capable of executing the signal source switching command；
S30, the signal source of smart television switched into target signal source in information source lock.
A kind of signal source switch method is present embodiments provided, signal source handoff procedure is placed in information source lock, will be believed
Number lock in execute signal source switching command be stored in signal source handoff list.When receiving signal source switching command, will believe
All switching commands prior to the switching command in number source handoff list are deleted, so that in the signal source handoff list only
It is stored with and is currently received signal source switching command, so that the signal that is currently received that the information source locks the interior execution switches
Instruction, can guarantee that only last received switching command switches in this way, so as to avoid signal source switching timing, because
This is solved because target signal source is capped, and caused by the problem of playing failure.
Specifically, in the step S10, the signal source switching command is that have smart television switching application and produce
Raw, the application switching can be arranged in the switching between the application of intelligence system, e.g., answer from k song application switching to game
With etc.；The application switching is also possible to the application etc. that DTV TV switches to tender television system configuration.In addition, the letter
Number source is switched to the switching between the signal source that the smart television is supported, for example, ATV switches to DTV etc..The smart television
The signal source of support may include: ATV, DTV, AV1, AV2, YPBPR, PC, HDMI1, HDMI2, HDMI, KTV, USB, SCART
And HDMI4.
Further, since the signal source switching command is to start application according to smart television and generate, thus described
When receiving signal source switching command, before calling preset information source to lock according to the signal source switching command further include: when
Smart television starting is in application, generate signal source switching command according to the application, wherein the signal source switching command carries
The target signal source of the application.In addition, smart television starting using required signal source can with needed for current application
The signal source wanted is identical, for example, playing the page must be media play information source.So start in smart television and apply, and enters
Whether the current demand signal source that may determine that smart television in the initialization page operation of application is the corresponding echo signal of starting application
Source, if current demand signal source is target signal source, without carrying out signal source switching, if current demand signal source is not target signal source,
Then generate signal source switching command and switching signal source.Correspondingly, as shown in Fig. 2, described ought listen to signal source switching command
When, include: according to the preset information source lockset body of signal source switching command calling
S11, when listening to signal source switching command, extract the target signal source that the switching command carries, and by the mesh
Mark signal source is compared with the current demand signal source of smart television；
If S12, target signal source and current demand signal source are inconsistent, preset information source is called according to the signal source switching command
Lock.
Specifically, the currently used signal source of the smart television that the current demand signal source refers to, target signal source are to need to cut
The signal source shifted to, that is to say, that the signal source switching command is the instruction that current demand signal source is switched to target signal source.
The comparison procedure can smart television receive application program launching operate and carry out the page initialization display after, obtain intelligence
The current demand signal source of energy TV and the target signal source for extracting switching command carrying, i.e., it is described to apply corresponding target signal source；
And the two is compared.If current demand signal source is identical as target signal source, the signal source switching command is abandoned, updates intelligence
Energy TV view carries out media play, what the operation that the smart television executes was determined according to the application, for example, institute
It states using needing to play media resource, then smart television carries out media play；The application needs to show image, then updates view
Figure.
Further, it in the step S20, when the signal source switching command calling information source is locked, can be cut for signal source
Changing instruction creation one ClientId, the ClientId is the unique identification of the signal source switching command.Getting letter
After the lock of source, the signal source switching command, which is added to information source lock list, can be and ClientId will be added to information source lock column
Table, the information source, which is locked in list, may be stored with one or more ClientId.And refer to when receiving the switching of current demand signal source
When enabling, the ClientId of all signal switching commands prior to current demand signal source switching command in list can be removed, is protected
Card last time obtains ClientId and possesses information source being locked into journey so that the information source lock is currently only capable of executing the signal source switching
Instruction, to guarantee the process switching information source success of that last switching information source.In addition, have added to information source lock list in but
Signal source switching command is not carried out due to losing ClientId lock, the handover process for losing lock can also be terminated, and eliminate
Between unnecessary information source handover operation, improve signal source switching rate.Certainly, in the variant embodiment of the present embodiment,
The screening technique can also be all signal sources switching locked information source in list prior to signal source switching command addition
Instruction disabling, only makes the signal source switching command be in available mode, to only execute the signal source switching command.
Further, in the step S30, the signal source of smart television is switched into echo signal in information source lock
Source refers to that there is the signal source switching command permission of information source lock will believe so that its corresponding handover process is performed
Number source switches to target signal source.In addition, after switching a signal into target signal source, according to the Type Control of the application
Smart television executes corresponding operation.When the application be media resource plays class, then control smart television carry out media play；
When the application be display class, then control smart television update view.
In one embodiment of the invention, the signal source switching includes the letter that each application program needs in intelligence system
The switching between switching and DTV TV and intelligence system between number source.When DTV TV and intelligence system switch,
DTV TV needs to discharge its resource seized, and intelligence system needs after the resource that smart television discharges that it is seized, then
Carry out signal source switching.That is, as shown in figure 3, described believe when smart television starts in application, being generated according to the application
Number source switching command specifically includes:
S1, start in application, judge whether smart television current demand signal source is digital television signal source when smart television, if
Current demand signal source is not digital television signal source, executes step S2, if current demand signal source is digital television signal source, executes step
S3；
S2, signal switching command is generated according to the application, wherein the signal source switching command carries the target of the application
Signal source；
S3, the display page for obtaining the application, and TV broadcasting application is triggered by the display page and calls onPause letter
Number；
Whether S4, the display page properties for judging the application are the page, when showing page properties is the page, execute step
S5 executes step S6 when the display page properties are not the page；
S5, triggering TV play application and call onPause function, execute step S7；
S6, the display page has been created, TV is triggered by the empty display page and is played using onPause function is called, is executed
Step S7；
S7, TV broadcasting are applied discharges resource in onPause function, and raw according to the application after the completion of resource release
At the signal source switching command.
The present embodiment by using TV play application realize play application between the unified of information source manage, need using to media
The application of broadcasting discharges resource by triggering the onPause of TV, and release resource is called in the onPause of TV application,
Avoid DTV TV and intelligence system preempting resources.Simultaneously when the media play page of starting does not have the page to only have video aobvious
Show view, it, can be by starting an empty display page, to reach the readjustment of triggering system layer when can not trigger release resource
Function, TV exits function using calling, to realize the release of playing resource.
In another embodiment of the present invention, the signal source handoff procedure can be configured at middleware processes layer, institute
It states the generation of signal source switching command and smart television is configured at using target signal source using display layer.Correspondingly, such as Fig. 4 institute
Show, the signal source switch method can specifically include:
H1, when receiving signal source switching command using display layer, information source switching is registered for the signal source switching command
Handler；And
H2, information source control object InputClient is created for the information source switching command；
H3, the control application request information source lock, and the corresponding Clientld of the application is uploaded to intermediate treatment layer；
H4, intermediate treatment layer Clientld will be added to the lock list of Clientld information source；
H5, start the preset information source switching interface of intermediate treatment layer using display layer；
H6, intermediate treatment layer switch over information source control object InputClient；
H7, Clientld information source is locked into all Clientld deletions prior to the Clientld in list；
H8, the signal source switching command is executed in information source is locked；
H9, signal source switching command completion after to the Handler send notify；
H10, the notice is received using display layer, and smart television is controlled according to the notice and executes corresponding operating.
The present embodiment is all prior to current demand signal source in list by removing when receiving current demand signal source switching command
The ClientId of all signal switching commands of switching command guarantees that last time obtains ClientId and possess information source to be locked into journey,
To guarantee the process switching information source success of that last switching information source.In addition, having added in information source lock list but not having
Executing signal source switching command can also be terminated due to losing ClientId lock, the handover process for losing lock, eliminate centre not
Necessary information source handover operation improves the rate of signal source switching
Based on above-mentioned signal source switch method, the present invention also provides a kind of smart televisions, as shown in Figure 5 comprising at least one
A processor (processor) 20；Display screen 21；And memory (memory) 22, it can also include communication interface
(Communications Interface) 23 and bus 24.Wherein, processor 20, display screen 21, memory 22 and communication connect
Mouth 23 can complete mutual communication by bus 24.Display screen 21 is set as preset user in display initial setting mode
Guide interface.Communication interface 23 can transmit information.Processor 20 can call the logical order in memory 22, on executing
State the method in embodiment.
In addition, the logical order in above-mentioned memory 22 can be realized and as only by way of SFU software functional unit
Vertical product when selling or using, can store in a computer readable storage medium.
Memory 22 is used as a kind of computer readable storage medium, and it is executable to may be configured as storage software program, computer
Program, such as the corresponding program instruction of method or module in the embodiment of the present disclosure.Processor 30 is stored in memory by operation
Software program, instruction or module in 22, thereby executing functional application and data processing, i.e. side in realization above-described embodiment
Method.
Memory 22 may include storing program area and storage data area, wherein storing program area can storage program area, extremely
Application program needed for a few function；Storage data area, which can be stored, uses created data etc. according to terminal device.This
Outside, memory 22 may include high-speed random access memory, can also include nonvolatile memory.For example, USB flash disk, movement
Hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), a variety of media that can store program code such as magnetic or disk, are also possible to transitory memory medium.
In addition, a plurality of instruction processing unit in above-mentioned storage medium and mobile terminal loads and the detailed process executed exists
It has been described in detail in the above method, has just no longer stated one by one herein.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (10)
1. a kind of signal source switch method, characterized in that it comprises:
When listening to signal source switching command, preset information source is called to lock according to the signal source switching command, wherein described
Signal source switching command carries target signal source；
The signal source switching command is added to the information source and locks corresponding information source lock list, and to the information source lock list into
Row screening, so that information source lock currently is only capable of executing the signal source switching command；
The signal source of smart television is switched into target signal source in information source lock.
2. signal source switch method according to claim 1, which is characterized in that described to listen to signal source switching command
When, include: according to the preset information source lockset body of signal source switching command calling
When listening to signal source switching command, the target signal source that the switching command carries is extracted, and the target is believed
Number source is compared with the current demand signal source of smart television；
If target signal source and current demand signal source are inconsistent, preset information source is called to lock according to the signal source switching command.
3. signal source switch method according to claim 1, which is characterized in that described to receive signal source switching command
When, before calling preset information source to lock according to the signal source switching command further include:
When smart television starts in application, generating signal source switching command according to the application, wherein the signal source switching refers to
Enable the target signal source for carrying the application.
4. signal source switch method according to claim 3, which is characterized in that described when smart television starts in application, root
Signal source switching command is generated according to the application to specifically include:
When smart television starts in application, judging whether smart television current demand signal source is digital television signal source；
If current demand signal source is not digital television signal source, signal switching command is generated according to the application, wherein the letter
Number source switching command carries the target signal source of the application.
5. signal source switch method according to claim 4, which is characterized in that described when smart television starts in application, root
Signal source switching command is generated according to the application further include:
If current demand signal source is digital television signal source, the display page of the application is obtained, and pass through the display page
It triggers TV and plays application calling onPause function；
TV broadcasting is applied discharges resource in onPause function, and is generated after the completion of resource release according to the application
The signal source switching command.
6. signal source switch method according to claim 5, which is characterized in that if the current demand signal source is DTV letter
Number source then obtains the display page of the application, and triggers TV by the display page and play application calling onPause function
It specifically includes:
If current demand signal source is digital television signal source, judge whether the display page properties of the application are the page；
When showing page properties is the page, triggering TV plays application and calls onPause function；
When the display page properties are not the page, the display page has been created, TV is triggered by the empty display page and is broadcast
It puts using calling onPause function.
7. signal source switch method according to claim 1, which is characterized in that described to add the signal source switching command
Corresponding information source is locked to the information source and locks list, and information source lock list is screened, so that information source lock is current
It is only capable of executing the signal source switching command and specifically include:
The signal source switching command is added to the information source and locks corresponding information source lock list；
All signal source switching commands that information source is locked in list prior to information source lock addition are deleted, and are controlled each deleted
Signal sourse instruction discharges the information source lock, so that information source lock currently is only capable of executing the signal source switching command.
8. signal source switch method according to claim 1, which is characterized in that described to be located at the information source in signal source list
All information sources before lock are deleted, and switch to the signal source of smart television after target signal source also in information source lock
Include:
The smart television is controlled according to the display page properties of the application and carries out corresponding operation, wherein the operation packet
It includes and updates view and progress media play.
9. a kind of computer readable storage medium, which is characterized in that the computer-readable recording medium storage have one or
Multiple programs, one or more of programs can be executed by one or more processor, to realize such as claim 1~8
Step in signal source switch method described in any one.
10. a kind of smart television characterized by comprising processor, memory and communication bus;It is stored on the memory
There is the computer-readable program that can be executed by the processor；
The communication bus realizes the connection communication between processor and memory；
Realize that the signal source as described in claim 1-8 any one is cut when the processor executes the computer-readable program
Change the step in method.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112188279A (en) * | 2020-09-30 | 2021-01-05 | 青岛海信传媒网络技术有限公司 | Channel switching method and display equipment |
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