CN108055481A - A kind of method and device of definite signal source output - Google Patents
A kind of method and device of definite signal source output Download PDFInfo
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- CN108055481A CN108055481A CN201711376660.XA CN201711376660A CN108055481A CN 108055481 A CN108055481 A CN 108055481A CN 201711376660 A CN201711376660 A CN 201711376660A CN 108055481 A CN108055481 A CN 108055481A
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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
- H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
-
- 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
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
-
- 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
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/4508—Management of client data or end-user data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The present invention provides a kind of method and device of definite signal source output, wherein, this method includes：Receive the audio-video signal of multiple signal sources inputs respectively by multiple signal paths；Obtain the priority configuration information of user setting；According to the priority configuration information, signal source output is determined from multiple signal sources.The present invention can obtain user-defined priority configuration information by communication or dedicated HDMI passages, the priority of signal path can simply and easily be changed, even old man, child or the not high crowd of cultural knowledge degree can also pass through the signal source output that the present invention rapidly switches TV.And switching of the present invention without carrying out signal source output manually by hardware, signal source switch flexibly and fast.And can not only include AV passages in multiple signal paths, but also HDMI passages can be included, it can realize that AV signal sources are compatible with HDMI signal sources.
Description
Technical field
The present invention relates to field of terminal technology, in particular to a kind of method and device of definite signal source output.
Background technology
TV usually has multiple signal paths at present, and each signal path corresponds to a signal source.For example, lead on TV
Often with have multiple HDMI (High Definition Multimedia Interface, high-definition multimedia interface) interface,
AV (Audio Video, audio frequency and video) interface, USB (Universal Serial Bus, universal serial bus) mouth, WiFi
The signal paths such as (WIreless-Fidelity, Wireless Fidelity) module.Therefore determined from multiple and different signal sources final
Signal source output just become one it is universal and important the problem of.
Currently, user can select suitable signal source to be watched by remote controler, but process is complicated, have certain
It is intellectual and professional, it is larger for old man, child and little educational crowd, difficulty.It alternatively, can be by using hard
The manual switch mode of part carries out signal source selection, and such as 2 into 1, which go out AV switch, can realize signal between 2 road AV signal wires
Switching；2 into 1, which go out HDMI switcher, can realize that the signal between 2 road HDMI signal wires switches.But pass through hardware manual switch side
Formula makes choice, and flexibility deficiency can only adapt to the switching between identical signal source.
Above two existing way is required to manual switching to change the signal source of selection, and efficiency is very low.
The content of the invention
In view of this, the embodiment of the present invention is designed to provide a kind of method and device of definite signal source output, with
The drawbacks of solving to carry out signal switching by remote controler or hardware manual switch in the prior art, by communication or specially
HDMI passages obtain user-defined priority configuration information, simple and convenient neatly to change the preferential of signal path
Grade, while realize that AV signal sources are compatible with HDMI signal sources.
In a first aspect, an embodiment of the present invention provides a kind of method of definite signal source output, the described method includes：
Receive the audio-video signal of multiple signal sources inputs respectively by multiple signal paths；
Obtain the priority configuration information of user setting；
According to the priority configuration information, signal source output is determined from multiple signal sources.
With reference to first aspect, an embodiment of the present invention provides the first possible realization method of above-mentioned first aspect,
In, the priority configuration information for obtaining user setting, including：
The priority configuration information of user terminal transmission is received by communication.
With reference to first aspect, an embodiment of the present invention provides second of possible realization method of above-mentioned first aspect,
In, the multiple signal path includes at least a high-definition multimedia interface HDMI passage；The acquisition user setting
Priority configuration information, including：
When the signal source of HDMI passages access meets default playing condition, judge from the HDMI channel receptions to
Audio-video signal in whether include priority configuration information；
If it is, extract the priority configuration information from the corresponding audio-video signal of the HDMI passages.
Second of possible realization method with reference to first aspect, an embodiment of the present invention provides the of above-mentioned first aspect
Three kinds of possible realization methods, wherein, it extracts the priority in the corresponding audio-video signal from the HDMI passages and matches somebody with somebody
Confidence ceases, including：
Priority video information demodulation is carried out to the corresponding audio-video signal of the HDMI passages；
The priority configuration information is isolated from the corresponding audio-video signal of the HDMI passages after demodulation.
With reference to first aspect, an embodiment of the present invention provides the 4th kind of possible realization method of above-mentioned first aspect,
In, the priority configuration information includes gap marker and the corresponding precedence information of the gap marker；Described in the basis
Priority configuration information determines signal source output from multiple signal sources, including：
According to the gap marker and the precedence information, the priority of the multiple signal paths of modification；
The priority for each signal path for currently having signal to input is obtained, the signal path of highest priority is accessed
Signal source is determined as signal source output.
With reference to first aspect, an embodiment of the present invention provides the 5th kind of possible realization method of above-mentioned first aspect,
In, the priority configuration information includes the gap marker of highest priority；It is described according to the priority configuration information, from more
Signal source output is determined in a signal source, including：
The signal source of the corresponding signal path access of the gap marker of the highest priority is determined as signal source output.
With reference to first aspect, an embodiment of the present invention provides the 6th kind of possible realization method of above-mentioned first aspect,
In, multiple signal paths include audio frequency and video AV passages, and the method further includes：
To HDMI digital signals be converted to by AV analog signals by the audio-video signal of the AV channel receptions.
Second aspect, an embodiment of the present invention provides a kind of device of definite signal source output, described device includes：
Receiving module, for receiving the audio-video signal of multiple signal sources inputs respectively by multiple signal paths；
Acquisition module, for obtaining the priority configuration information of user setting；
Determining module, for according to the priority configuration information, output signal to be determined from multiple signal sources
Source.
With reference to second aspect, an embodiment of the present invention provides the first possible realization method of above-mentioned second aspect,
In, the acquisition module, for receiving the priority configuration information of user terminal transmission by communication.
With reference to second aspect, an embodiment of the present invention provides second of possible realization method of above-mentioned second aspect,
In, the multiple signal path includes at least a HDMI passage；The acquisition module includes：
Judging unit when the signal source for being accessed when the HDMI passages meets default playing condition, is judged from described
HDMI channel receptions to audio-video signal in whether include priority configuration information；
Extraction unit, for work as the judging unit judge the HDMI channel receptions to audio-video signal in comprising excellent
During first grade configuration information, from the HDMI channel receptions to audio-video signal in extract the priority configuration information.
In method and device provided in an embodiment of the present invention, it is defeated that multiple signal sources are received respectively by multiple signal paths
The audio-video signal entered；Obtain the priority configuration information of user setting；According to the priority configuration information, from multiple described
Signal source output is determined in signal source.The present invention can obtain user certainly by communication or dedicated HDMI passages
The priority configuration information of definition can simply and easily change the priority of signal path, even old man, child or culture
The not high crowd of knowledge level also can rapidly switch the signal source output of TV by the present invention.And the present invention need not pass through
Hardware carries out the switching of signal source output manually, and signal source switches flexibly and fast.And can both it include in multiple signal paths
AV passages, and HDMI passages can be included, it can realize that AV signal sources are compatible with HDMI signal sources.
For the above objects, features and advantages of the present invention is enable to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It in order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of scope, for those of ordinary skill in the art, without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 shows a kind of equipment configuration diagram that the embodiment of the present invention 1 is provided；
Fig. 2 shows a kind of flow chart for definite signal source output that the embodiment of the present invention 1 is provided；
Fig. 3 shows that the embodiment of the present invention 1 provides the high-level schematic functional block diagram in set output signal source really；
Fig. 4 show the embodiment of the present invention 2 provide a kind of definite signal source outputs apparatus structure schematic diagram.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
The technical solution in the embodiment of the present invention is clearly and completely described in middle attached drawing, it is clear that described embodiment is only
It is part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is real
Applying the component of example can configure to arrange and design with a variety of.Therefore, below to provide in the accompanying drawings the present invention
The detailed description of embodiment is not intended to limit the scope of claimed invention, but is merely representative of the selected reality of the present invention
Apply example.Based on the embodiment of the present invention, institute that those skilled in the art are obtained on the premise of creative work is not made
There is other embodiment, belong to the scope of protection of the invention.
In view of the switching of signal source output is carried out in correlation technique by remote controler or hardware manual switch.Use remote control
Device need to have it is certain intellectual and professional, it is larger for old man, child and little educational crowd, difficulty.And lead to
Hardware manual switch switching flexibility deficiency is crossed, the switching between identical signal source can only be adapted to.And both modes are both needed to
People's manual switching changes signal source output, and efficiency is very low.Based on this, an embodiment of the present invention provides a kind of true set output signals
The method and device in source, is described below by embodiment.
Embodiment 1
An embodiment of the present invention provides a kind of methods of definite signal source output.The equipment framework that this method is based on is as schemed
Shown in 1, equipment is configured including TV, switching equipment and priority.Wherein, switching equipment possess multiple signal channels with it is defeated all the way
Go out passage, multiple signal channels include HDMI (High Definition Multimedia Interface, the more matchmakers of fine definition
Body interface) passage and AV (Audio Video, audio frequency and video) passage, only symbolically depict in Fig. 1 two-way HDMI passages and
Two-way AV passages can set the quantity of signal with different type passage in practical application according to demand.Switching equipment passes through HDMI
Passage has access to HDMI signal sources, and the audio-video signal of HDMI signal sources input is HDMI digital signals.Switching equipment passes through
AV passages access AV signal sources, and the audio-video signal of AV signal sources input is AV analog signals.The output that switching equipment possesses
Passage is HDMI passages, is connected by the output channel with TV.The passages of HDMI all the way of switching equipment are matched somebody with somebody with priority to be installed
Standby connection is connected using priority configuration equipment with signal source.And switching equipment also with the users such as mobile phone, tablet computer
Terminal wireless connects, and directly can receive user terminal by wireless connection and send priority configuration information.Dotted line is used in Fig. 1
Represent the wireless connection between switching equipment and user terminal.
Switching equipment and priority configuration equipment can be integrated into a hardware device, can also be according to handoff functionality and excellent
First grade configuration feature sets up two hardware devices respectively.The executive agent of the embodiment of the present invention is that switching equipment and priority are matched somebody with somebody
Install standby, the priority that the embodiment of the present invention can obtain user setting by dedicated HDMI passages or communication be matched somebody with somebody
Confidence ceases, and switching equipment accesses signal source by multiple signal paths, and according to the priority configuration information of acquisition, from access
Signal source output is determined in multiple signal sources.The priority of signal path so can be simply and easily changed, without user
Manual switching, and AV signal sources and HDMI signal sources can be compatible with.
Referring to Fig. 2, this method specifically includes following steps：
Step 101：Receive the audio-video signal of multiple signal sources inputs respectively by multiple signal paths.
As shown in fig. 1, the HDMI digital signals that switching equipment is inputted by HDMI channel reception HDMI signal sources, pass through
The AV analog signals of AV channel reception AV signal sources input.
In embodiments of the present invention, switching equipment is accessed by signal path after signal source, it is also necessary to detect access
Whether signal source is available signal source, that is, judges whether the signal source of access meets default playing condition.Default playing condition
The audio-video signal that can be signal source input is that the sound that continual or default playing condition is signal source input regards
Frequency signal is constant and is continually changing.The not specific content for limiting default playing condition, real in the embodiment of the present invention
Default playing condition can be determined in the application of border according to demand.
In embodiments of the present invention, since the output channel that switching equipment possesses is HDMI passages, HDMI passages can only
Transmit HDMI digital signals.And multiple signal paths that switching equipment possesses include AV passages, the audio and video of AV passages access
Signal is AV analog signals, and AV analog signals can not be exported directly by output channel.Therefore will pass through in the embodiment of the present invention
The audio-video signal of AV channel receptions is converted to HDMI digital signals by AV analog signals.
Step 102：Obtain the priority configuration information of user setting.
The embodiment of the present invention can obtain priority configuration information by any one of the following two kinds mode, specific to wrap
It includes：
First, the priority configuration information of user terminal transmission is received by communication.
The user terminals wireless connections such as the mobile phone or tablet computer of switching equipment and user, the wireless connection can be bluetooth
Connection or Wi-Fi (Wireless-Fidelity) connections etc..When user needs to change the excellent of the signal path that possesses of switching equipment
During first grade, priority configuration information is sent to switching equipment by user terminal.
Second, at least one HDMI passage in multiple signal paths that switching equipment includes.Switching equipment passes through this
HDMI passages are first connected with priority configuration equipment, then are configured equipment by priority and be connected with signal source.Switching equipment is exactly
The priority configuration information of user setting is obtained by the HDMI passages.Can change switching equipment by the HDMI passages includes
Either signal passage priority.
When user needs to change the priority for the signal path that switching equipment possesses, user will be preferential by user terminal
Grade configuration information is sent to priority configuration equipment.When the signal source being connected with priority configuration equipment inputs audio-video signal
When, the priority configuration information that user terminal is sent is embedded in the audio-video signal by priority configuration equipment.Audio-video signal
It is typically based on the video information of the normal videos agreement such as H264, priority configures equipment by Steganography by priority
Configuration information is hidden in video information.
Priority is configured after priority configuration information is embedded in audio-video signal by equipment, by HDMI passages by embedding operation
Audio-video signal afterwards is transferred to switching equipment.After switching equipment receives the audio-video signal, first determine whether that the audio and video are believed
Number whether meet default playing condition namely judge whether the signal source of HDMI passages access meets default playing condition.When
When switching equipment judges that the signal source of HDMI passages access meets default playing condition, judge from the HDMI channel receptions to
Audio-video signal in whether include priority configuration information；If it is, from the corresponding audio-video signal of HDMI passages
Extract priority configuration information.
Switching equipment detect from the HDMI channel receptions to audio-video signal in comprising priority configuration information when, it is right
The corresponding audio-video signal of the HDMI passages carries out priority video information demodulation；It is isolated from the audio-video signal after demodulation
Priority configuration information.
After obtaining priority configuration information by above-mentioned first or second kind mode, 103 operation as follows comes
Switch current signal source output.
Step 103：According to priority configuration information, signal source output is determined from multiple signal sources.
Multiple signal paths that switching equipment possesses possess initial priority, and switching equipment is from the signal for having signal to input
The highest signal path of initial priority is determined in passage, the audio-video signal that the signal path determined receives is transferred to
TV plays out.When user needs current output signal source being switched to other signal sources, above-mentioned steps 102 can be passed through
Operation customized priority configuration information is transferred to switching equipment, switching equipment is changed according to priority configuration information
The priority of signal path.In embodiments of the present invention, priority configuration information is different, determines the mode of signal source output also not
Together.
When priority configuration information includes gap marker and the corresponding precedence information of gap marker, switching equipment according to
The gap marker and its corresponding precedence information that priority configuration information includes, change the priority of multiple signal paths, obtain
The priority of the current each signal path for having signal to input is taken, the signal source that the signal path of highest priority accesses is determined
For signal source output.
Priority configuration information can include one or more groups of gap markers and precedence information, match somebody with somebody confidence for priority
Cease the signal path that is not directed to, switching equipment is original preferential according to priority configuration information and these signal paths being not directed to
Grade is adjusted.For example, it is assumed that four signals that switching equipment is followed successively by AV1, AV2, HDMI1, HDMI2 including gap marker lead to
Road, this four current priority of signal path are followed successively by 2,4,1,3, and number is bigger, and priority is higher.Assuming that switching equipment obtains
The priority configuration information taken includes two groups of gap markers of AV1-3 and HDMI1-4 and corresponding precedence information, then by signal
The priority of passage AV1 is revised as 3 by 2, and the priority of HDMI1 is revised as 4 by 1, is not directed to for priority configuration information
Signal path AV2 and HDMI2, since the priority of original signal path AV2 is higher than the priority of signal path HDMI2,
So the priority of signal path AV2 is revised as 2 by 4, the priority of signal path HDMI2 is changed to 1 by 3.Assuming that this four
A signal path has signal input, then after the priority for having changed each signal path, by signal source output by original preferential
The highest signal path AV2 of grade is switched to the signal path HDMI1 of highest priority after modification.
Priority configuration information can include gap marker and its corresponding precedence information as described above, can also be direct
Gap marker including highest priority.When priority configuration information includes the gap marker of highest priority, switching equipment
According to priority configuration information, the directly signal source by the corresponding signal path access of the gap marker of the highest priority determines
For signal source output.
For example, switching equipment signal path AV1, AV2, HDMI1, HDMI2 for including current priority is followed successively by 2,4,
1st, 3, number is bigger, and priority is higher.If only include the passage of highest priority in the priority configuration information that switching equipment obtains
HDMI1 is identified, then current output signal source is directly switched to signal path by the signal path AV2 of original highest priority
HDMI1。
For the ease of further understanding priority allocation plan provided in an embodiment of the present invention, below in conjunction with the accompanying drawings with function
The form citing of module illustrates.As shown in figure 3, shared tetra- tunnel signal path of AV1, AV2, HDMI1 and HDMI2, AV1 and
The AV analog signals of AV2 accesses turn to be transferred to output signal choosing after HDMI function modules are converted to HDMI digital signals by AV
Select module.The audio-video signal of HDMI2 and HDMI1 accesses is transferred directly to output signal selection module.HDMI1 is in this example
Dedicated priority collocation channel, by HDMI1 access audio-video signal in can be embedded in priority configuration information.It is regarded with sound
Frequency signal is that the priority configuration information that carrier is transmitted by HDMI1 or user terminal are transmitted by WiFi wireless connections
Priority configuration information is transferred to output signal selection module by priority configuration module.Output signal selection module root
Being exported all the way for highest priority is selected from the four road audio-video signals received according to the priority configuration information of acquisition,
The audio-video signal of output is HDIM digital signals.
Mode based on the embodiment of the present invention, user can be incited somebody to action user terminal directly in a manner of wireless communication
Priority configuration information is sent to switching equipment, can also priority configuration ii information first be sent to priority configuration equipment,
Priority configuration information is embedded into the video information of signal source input by priority configuration equipment, it then will embedded priority
The video information of configuration information is sent to switching equipment.User can switch audio and video at any time convenient and simplely through the above way
Signal source, switching equipment is according to user-defined priority configuration information, as long as detecting more preferential than current output signal source
The high useful signal source of grade, is just switched to the high useful signal source of the priority, the easy switching of signal source by signal source output
Fast, flexibility is high.And the embodiment of the present invention supports that two-way and two-way more than same type or different types of signal source are defeated
Enter, compatibility is very high.
In embodiments of the present invention, the audio-video signal of multiple signal sources inputs is received respectively by multiple signal paths；
Obtain the priority configuration information of user setting；According to the priority configuration information, determined from multiple signal sources
Signal source output.The present invention can obtain user-defined priority by communication or dedicated HDMI passages and match somebody with somebody
Confidence ceases, and can simply and easily change the priority of signal path, and even old man, child or cultural knowledge degree be not high
Crowd also can rapidly switch the signal source output of TV by the present invention.And the present invention is defeated without being carried out manually by hardware
Go out the switching of signal source, signal source switches flexibly and fast.And can not only include AV passages in multiple signal paths, but also can wrap
HDMI passages are included, can realize that AV signal sources are compatible with HDMI signal sources.
Embodiment 2
Referring to Fig. 3, an embodiment of the present invention provides a kind of device of definite signal source output, the device is above-mentioned for performing
The method that embodiment 1 provides set output signal source really, the device include：
Receiving module 20, for receiving the audio-video signal of multiple signal sources inputs respectively by multiple signal paths.
Acquisition module 21, for obtaining the priority configuration information of user setting.
Determining module 22, for according to priority configuration information, signal source output to be determined from multiple signal sources.
In embodiments of the present invention, acquisition module 21 can obtain priority by any one of the following two kinds mode
Configuration information specifically includes：
First, acquisition module 21 is used for the priority configuration information for receiving user terminal by communication and sending.
The user terminals wireless connections such as the mobile phone or tablet computer of acquisition module 21 and user, the wireless connection can be indigo plant
Tooth connection or Wi-Fi connection etc..When user needs to change the priority of signal path, priority is sent by user terminal and is matched somebody with somebody
Confidence is ceased to acquisition module 21.
Second, above-mentioned multiple signal paths include at least a HDMI passage.Acquisition module 21 is first by the HDMI passages
It is connected with priority configuration equipment, then equipment is configured by priority and is connected with signal source.Acquisition module 21 is exactly based on this
HDMI passages obtain the priority configuration information of user setting.
When user needs to change the priority for the signal path that switching equipment possesses, priority is matched somebody with somebody by user terminal
Confidence breath is sent to priority configuration equipment.It is excellent when the signal source being connected with priority configuration equipment inputs audio-video signal
First grading installs the standby priority configuration information for sending user terminal and is embedded in the audio-video signal, then will be after embedding operation
Audio-video signal be transferred to acquisition module 21, acquisition module 21 obtains priority by following judging unit and extraction unit
Configuration information.
Wherein, judging unit is used to, when the signal source of HDMI passages access meets default playing condition, judge from HDMI
Channel reception to audio-video signal in whether include priority configuration information.Extraction unit is used to judge HDMI when judging unit
Channel reception to audio-video signal in include priority configuration information when, from HDMI channel receptions to audio-video signal in carry
Take priority configuration information.
Said extracted unit, for carrying out priority video information demodulation to the corresponding audio-video signal of HDMI passages；From
Priority configuration information is isolated in the corresponding audio-video signal of HDMI passages after demodulation.
In embodiments of the present invention, priority configuration information includes gap marker and the corresponding priority letter of gap marker
Breath, correspondingly, determining module 22, for according to gap marker and precedence information, changing the priority of multiple signal paths；It obtains
The priority of the current each signal path for having signal to input is taken, the signal source that the signal path of highest priority accesses is determined
For signal source output.
Priority configuration information can include gap marker and its corresponding precedence information as described above, can also be direct
Gap marker including highest priority.When priority configuration information includes the gap marker of highest priority, determining module
22, for the signal source of the corresponding signal path access of the gap marker of highest priority to be determined as signal source output.
In embodiments of the present invention, multiple signal paths include AV passages.And the output channel that the device possesses is
HDMI passages, HDMI passages can only transmit HDMI digital signals.Therefore the device further includes modular converter, which is used for
To HDMI digital signals be converted to by AV analog signals by the audio-video signal of AV channel receptions.
In embodiments of the present invention, the audio-video signal of multiple signal sources inputs is received respectively by multiple signal paths；
Obtain the priority configuration information of user setting；According to the priority configuration information, determined from multiple signal sources
Signal source output.The present invention can obtain user-defined priority by communication or dedicated HDMI passages and match somebody with somebody
Confidence ceases, and can simply and easily change the priority of signal path, and even old man, child or cultural knowledge degree be not high
Crowd also can rapidly switch the signal source output of TV by the present invention.And the present invention is defeated without being carried out manually by hardware
Go out the switching of signal source, signal source switches flexibly and fast.And can not only include AV passages in multiple signal paths, but also can wrap
HDMI passages are included, can realize that AV signal sources are compatible with HDMI signal sources.
The device that the embodiment of the present invention provides set output signal source really can be specific hardware or peace in equipment
Loaded on the software in equipment or firmware etc..The technique effect of the device that the embodiment of the present invention is provided, realization principle and generation
Identical with preceding method embodiment, to briefly describe, device embodiment part does not refer to part, can refer to preceding method embodiment
Middle corresponding contents.It is apparent to those skilled in the art that for convenience and simplicity of description, foregoing description is
The specific work process of system, device and unit, may be referred to the corresponding process in above method embodiment, no longer superfluous herein
It states.
In embodiment provided by the present invention, it should be understood that disclosed apparatus and method, it can be by others side
Formula is realized.The apparatus embodiments described above are merely exemplary, for example, the division of the unit, is only that one kind is patrolled
The division of volume function, can there is other dividing mode in actual implementation, in another example, multiple units or component can combine or can
To be integrated into another system or some features can be ignored or does not perform.Another, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some communication interfaces, device or unit
It connects, can be electrical, machinery or other forms.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can be located at a place or can also be distributed to multiple
In network element.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in embodiment provided by the invention can be integrated in a processing unit, also may be used
To be that unit is individually physically present, can also two or more units integrate in a unit.
If the function is realized in the form of SFU software functional unit and is independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part contribute to the prior art or the part of the technical solution can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, is used including some instructions so that a computer equipment (can be
People's computer, server or network equipment etc.) perform all or part of the steps of the method according to each embodiment of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing, in addition, term " the
One ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint relative importance.
Finally it should be noted that：Embodiment described above is only the specific embodiment of the present invention, to illustrate the present invention
Technical solution, rather than its limitations, protection scope of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent substitution is carried out to which part technical characteristic；And these modifications, variation or replacement, do not make
The essence of appropriate technical solution departs from the spirit and scope of technical solution of the embodiment of the present invention.The protection in the present invention should all be covered
Within the scope of.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
- A kind of 1. method of definite signal source output, which is characterized in that the described method includes：Receive the audio-video signal of multiple signal sources inputs respectively by multiple signal paths；Obtain the priority configuration information of user setting；According to the priority configuration information, signal source output is determined from multiple signal sources.
- 2. according to the method described in claim 1, it is characterized in that, the priority configuration information for obtaining user setting, bag It includes：The priority configuration information of user terminal transmission is received by communication.
- 3. according to the method described in claim 1, it is characterized in that, the multiple signal path includes at least a fine definition Multimedia interface HDMI passages；The priority configuration information for obtaining user setting, including：When the signal source of HDMI passages access meets default playing condition, judge from the HDMI channel receptions to sound Whether priority configuration information is included in vision signal；If it is, extract the priority configuration information from the corresponding audio-video signal of the HDMI passages.
- 4. according to the method described in claim 3, it is characterized in that, in the corresponding audio-video signal from the HDMI passages The priority configuration information is extracted, including：Priority video information demodulation is carried out to the corresponding audio-video signal of the HDMI passages；The priority configuration information is isolated from the corresponding audio-video signal of the HDMI passages after demodulation.
- 5. according to the method described in claim 1, it is characterized in that, the priority configuration information includes gap marker and described The corresponding precedence information of gap marker；It is described according to the priority configuration information, determined from multiple signal sources Signal source output, including：According to the gap marker and the precedence information, the priority of the multiple signal paths of modification；The priority for each signal path for currently having signal to input is obtained, the signal that the signal path of highest priority is accessed Source is determined as signal source output.
- 6. according to the method described in claim 1, it is characterized in that, the priority configuration information includes the logical of highest priority Road identifies；It is described that signal source output is determined from multiple signal sources according to the priority configuration information, including：The signal source of the corresponding signal path access of the gap marker of the highest priority is determined as signal source output.
- 7. according to the method described in claim 1, it is characterized in that, multiple signal paths include audio frequency and video AV leads to Road, the method further include：To HDMI digital signals be converted to by AV analog signals by the audio-video signal of the AV channel receptions.
- 8. a kind of device of definite signal source output, which is characterized in that described device includes：Receiving module, for receiving the audio-video signal of multiple signal sources inputs respectively by multiple signal paths；Acquisition module, for obtaining the priority configuration information of user setting；Determining module, for according to the priority configuration information, signal source output to be determined from multiple signal sources.
- 9. device according to claim 8, which is characterized in that the acquisition module connects for passing through communication Receive the priority configuration information that user terminal is sent.
- 10. device according to claim 8, which is characterized in that the multiple signal path is led to including at least a HDMI Road；The acquisition module includes：Judging unit when the signal source for being accessed when the HDMI passages meets default playing condition, is judged from the HDMI Channel reception to audio-video signal in whether include priority configuration information；Extraction unit, for work as the judging unit judge the HDMI channel receptions to audio-video signal in comprising priority During configuration information, from the HDMI channel receptions to audio-video signal in extract the priority configuration information.
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| CN201711376660.XA CN108055481A (en) | 2017-12-19 | 2017-12-19 | A kind of method and device of definite signal source output |
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