CN103391470A - Method and device for switching information sources automatically - Google Patents
Method and device for switching information sources automatically Download PDFInfo
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- CN103391470A CN103391470A CN2013102892653A CN201310289265A CN103391470A CN 103391470 A CN103391470 A CN 103391470A CN 2013102892653 A CN2013102892653 A CN 2013102892653A CN 201310289265 A CN201310289265 A CN 201310289265A CN 103391470 A CN103391470 A CN 103391470A
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Abstract
The invention discloses a method and a device for switching information sources automatically. The method for switching the information sources automatically comprises that a first terminal receives input resource request commands, wherein the input resource request commands contain address information of a second terminal and are sent by the second terminal which is connected with the first terminal; the first terminal determines received information sources corresponding to the second terminal according to a preset mapping relation of the address information and the information sources of the second terminal; the first terminal is switched to the information sources corresponding to the second terminal. According to the method for switching the information sources automatically, the function that the first terminal automatically switches the information sources according to the connected second terminal containing the input resource request commands is achieved, the operation process in which a user manually selects the information sources of the first terminal is omitted, and user operation is simplified.
Description
Technical field
The present invention relates to technical field of information processing, relate in particular to a kind of method and device thereof of the information source that automatically switches.
Background technology
More and more along with family multi-media equipment, commonly used have TV, DVD/BD and a STB etc.These multimedia equipments tend to be connected to TV with output video by HDMI.Simultaneously, these equipment also can be selected a power amplification system such as HTS(Home Theater Accessories home theater) enjoy the sound effect of shock.When the user need to be switched between different multimedia equipments, and so many multimedia equipment all is connected on HTS simultaneously, often needs to go the Source of manual control HTS to select by remote controller, thereby makes troubles for user's operation.
Summary of the invention
Main purpose of the present invention is to provide method and the device thereof of automatic switchover information source, is intended to internal system automatic switchover information source and avoids the user to need the manual switchover information source.
In order to achieve the above object, the present invention proposes a kind of method of the information source that automatically switches, and comprising:
First terminal receives the input information source request command that includes described the second terminal address information that connected the second terminal sends;
Described first terminal, according to the address information of preset described the second terminal and the mapping relations of information source, is determined described the second corresponding information source of terminal that receives;
Described first terminal is switched to described the second corresponding information source of terminal.
Preferably, also comprise before the step of the input information source request command that includes described the second terminal address information of connected the second terminal transmission of described first terminal reception:
Described first terminal obtains the address information of connected all described the second terminals, sets up the address information of described the second terminal and the mapping relations of information source.
Preferably, described first terminal obtains the address information of connected all the second terminals, and the step of setting up the mapping relations of the address information of described the second terminal and information source specifically comprises:
The order of the search request with logical address that described first terminal sends to connected all described second terminals;
When described first terminal was received described the second terminal to the feedback data of described request order, described first terminal obtained the physical address of described the second terminal from described feedback data;
Described first terminal is set up the physical address of described the second terminal and the mapping relations of information source.
Preferably, the described first terminal step of setting up the mapping relations of the physical address of described the second terminal and information source also comprises:
The physical address of described the second terminal of described first terminal storage and the mapping relations of information source.
Preferably, described input information source request command and described search request order are the CEC order, and described the second terminal is CEC equipment.
The present invention further also proposes a kind of device of the information source that automatically switches, and comprising:
The acquisition request module, be used for first terminal and receive the input information source request command that includes described the second terminal address information that connected the second terminal sends;
Information source is confirmed module, is used for described first terminal according to the address information of preset described the second terminal and the mapping relations of information source, determines described the second corresponding information source of terminal that receives;
The information source handover module, be used for described first terminal and be switched to described the second corresponding information source of terminal.
Preferably, the device of described automatic switchover information source also comprises:
The mapping relations determination module, be used for described first terminal and obtain the address information of connected all described the second terminals, sets up the address information of described the second terminal and the mapping relations of information source.
Preferably, described mapping relations determination module comprises:
Command sending unit, be used for the order of the search request with logical address that described first terminal sends to connected all described second terminals;
The physical address acquiring unit, be used for when described first terminal is received described the second terminal to the feedback data of described request order, and described first terminal obtains the physical address of described the second terminal from described feedback data;
Mapping relations are set up unit, are used for described first terminal and set up the physical address of described the second terminal and the mapping relations of information source.
Preferably, described mapping relations determination module also comprises:
Memory cell, be used for the physical address of described the second terminal of described first terminal storage and the mapping relations of information source.
Preferably, described input information source request command and described search request order are the CEC order, and described the second terminal is CEC equipment.
the method of the automatic switchover information source that the present invention proposes, receive the input information source request command that includes the second terminal address information of connected the second terminal by first terminal, can get current input source is the second terminal, then by described first terminal according to preset address information and the mapping relations of information source, determine described the second corresponding information source of terminal that receives, last described first terminal is switched to described the second corresponding information source of terminal, realized that first terminal is according to the second terminal automatic switchover source function that the request of input information source is arranged that connects, avoid the user to need manually to select the operating process of first terminal information source, simplify user's operation.
Description of drawings
Fig. 1 is the automatically switch schematic flow sheet of method the first embodiment of information source of the present invention;
Fig. 2 is the automatically switch schematic flow sheet of method the second embodiment of information source of the present invention;
Fig. 3 is that automatically switch first terminal in the method for information source of the present invention obtains the address information of connected all the second terminals, sets up the first schematic flow sheet of the mapping relations of the address information of described the second terminal and information source;
Fig. 4 is that automatically switch first terminal in the method for information source of the present invention obtains the address information of connected all the second terminals, sets up the another kind of schematic flow sheet of the mapping relations of the address information of described the second terminal and information source;
Fig. 5 is the automatically switch structural representation of device the first embodiment of information source of the present invention;
Fig. 6 is the automatically switch structural representation of device the second embodiment of information source of the present invention;
Fig. 7 is automatically switch the first structural representation of mapping relations determination module in the device of information source of the present invention;
Fig. 8 is automatically switch the second structural representation of mapping relations determination module in the device of information source of the present invention.
The realization of the object of the invention, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Be described further with regard to technical scheme of the present invention below in conjunction with drawings and the specific embodiments.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
The present invention proposes a kind of method of the information source that automatically switches.
With reference to Fig. 1, Fig. 1 is the automatically switch schematic flow sheet of method the first embodiment of information source of the present invention.
The first embodiment of the method for the automatic switchover information source that the present invention proposes.In the present embodiment, the method for automatic switchover information source comprises the following steps:
Step S10, first terminal receive the input information source request command that includes described the second terminal address information that connected the second terminal sends;
Particularly, the present invention is take first terminal as HTS(Home Theater Accessories home theater) as the example explanation.In other variant embodiment, first terminal also can be Sound Bar system, and the present invention is not construed as limiting this.The second terminal can be TV, Player, STB, GAME etc., and the present invention take the second terminal as example explanation (the device part is similar) as TV.The second terminal is connected with first terminal by HDMI.
Step S20, described first terminal, according to the address information of preset described the second terminal and the mapping relations of information source, determine described the second corresponding information source of terminal that receives;
Step S30, described first terminal are switched to described the second corresponding information source of terminal.
The present invention is mainly by CEC(Consumer Electronics Control, and consumer electronics are controlled) order realizes, the second terminal is correspondingly CEC equipment.In the topological structure of whole HDMI, the CEC line of the second all terminals all can be joined together, and namely HTS all CEC orders of sending all can be sent on each second terminal.Simultaneously, each second terminal can be assigned with an independently physical address, simultaneously can obtain again independently logical address (one or more), and be exactly according to these independently physical address and logical address, can carry out CEC order communication accurately and be unlikely to confusion.Therefore a plurality of the second terminals such as the TV that are connected with first terminal, Player, STB, GAME etc. can have oneself independently physical address and logical address.
When a plurality of the second terminals were connected with HTS simultaneously, HTS did not also know which the second terminal needs output signal.At this moment, the address information that sends by receiving the second terminal, then according to preset address information and the mapping relations of information source information, determine the corresponding information source information of address information of the second terminal that receives, finally, HTS switches to the second corresponding information source of terminal with information source, and the second terminal is set up signal with HTS and is connected, and the second terminal is by the HTS output audio signal.
In the present invention, address information comprises physical address at least.In the present invention, input information source request command is＜ActiveSource 〉.According to the CEC agreement, when certain second terminal becomes the ActiveSource of HTS, the second terminal sends CEC order＜ActiveSource 〉, the parameter of this order band is exactly the physical address of the second terminal itself, if and this moment TV menu the inside when AUDIO OUT being set being External Speaker, that is to say when TV arranges sound equipment and is output as external equipment.At this moment, the explanation HTS that need to be connected with TV is as the external audio equipment of the second terminal.When TV sends CEC order＜SystemAudioModeRequest〉to HTS, the parameter of this order band is also the physical address of current ActiveSource, when HTS receives＜SystemAudioModeRequest〉while ordering, HTS is according to preset address information and the mapping relations of information source information, inquire about the physical address of the second terminal, thereby can determine the corresponding information source information of address information of the second terminal that receives, be switched to finally the second corresponding information source of terminal.
The specific code that the present invention realizes is as follows:
In addition, if TV has the ARC function, while needing the TV output sound, TV can send＜SystemAudioModeRequest〉order to HTS, and＜SystemAudioModeRequest〉carry physical address＜0.0.0.0 of TV 〉,, if HTS detects the physical address of TV, just automatically cut the corresponding information source of TV and get final product.
the method of the automatic switchover information source that the present invention proposes, receive the input information source request command that includes the second terminal address information of connected the second terminal by first terminal, can get current input source is the second terminal, then by described first terminal according to preset address information and the mapping relations of information source, determine described the second corresponding information source of terminal that receives, last described first terminal is switched to described the second corresponding information source of terminal, realized that first terminal is according to the second terminal automatic switchover source function that the request of input information source is arranged that connects, avoid the user to need manually to select the operating process of first terminal information source, simplify user's operation.
With reference to Fig. 2, Fig. 2 is the automatically switch schematic flow sheet of method the second embodiment of information source of the present invention.
The second embodiment of the method for the automatic switchover information source that the present invention proposes.What the present embodiment was different from above-mentioned the first embodiment is in the present embodiment, also to comprise before step S10:
Step S00, described first terminal obtains the address information of connected all described the second terminals, sets up the address information of described the second terminal and the mapping relations of information source.
Particularly, with reference to Fig. 3, Fig. 3 is that automatically switch first terminal in the method for information source of the present invention obtains the address information of connected all the second terminals, sets up the first schematic flow sheet of the mapping relations of the address information of described the second terminal and information source.
Step S00 specifically comprises:
Step S001, the order of the search request with logical address that described first terminal sends to connected all described second terminals;
In the present invention, the search request order is CEC order＜Polling message 〉, feedback data is＜Report Physical Address 〉.
Step S002, when described first terminal was received described the second terminal to the feedback data of described request order, described first terminal obtained the physical address of described the second terminal from described;
For the physical address of setting up the second terminal and the mapping relations of information source, the second all terminal searching that we must first will be connected with first terminal out.the method of concrete search is: by all the first terminal transmissions＜Polling message to whole HDMI network〉order and add the parameter logical address, when first terminal hold facility has been arranged this logical address, according to standard C EC agreement, the second terminal just has and replys, HTS just can receive that connected the second terminal sends＜Report Physical Address 〉, thereby obtain the physical address of the second terminal, when we all search all logical addresses once, the physical address of all the second terminals that are connected with HTS in just can the HDMI network.
Step S003, described first terminal set up the physical address of described the second terminal and the mapping relations of information source.
The second different corresponding information sources of terminal is different.Particularly, in the present invention, the form that the physical address of the second terminal and the mapping relations of information source can the mapping relations tables embodies, as the mapping relations table of title, physical address and the information source that can set up following the second terminal.At other distortion Shi Lizhong, but also system shifts to an earlier date the mapping relations table of title, physical address and the information source of preset the second terminal.
| TV | 0.0.0.0 | HDMI?ARC |
| STB | 1.0.0.0 | OPTICAL |
| DVDP | 2.1.0.0 | HDMI?IN |
| GAME | 3.0.0.0 | AUX |
After setting up the mapping relations table, when the second terminal becomes the ActiveSource of HTS, HTS obtains the physical address of described the second terminal from the mapping relations table, then search the second corresponding information source of terminal, last HTS automatically switches to the second corresponding information source of terminal, and selects by hand the information source of HTS without the people.
The method of the automatic switchover information source that the present invention proposes, obtain the address information of connected all the second terminals by first terminal, set up the address information of the second terminal and the mapping relations of information source, thereby get easily the second corresponding information source of terminal, when needs switching the second corresponding information source of terminal, search and get final product in mapping relations.
With reference to Fig. 4, Fig. 4 is that automatically switch first terminal in the method for information source of the present invention obtains the address information of connected all the second terminals, sets up the another kind of schematic flow sheet of the mapping relations of the address information of described the second terminal and information source.
The 3rd embodiment of the method for the automatic switchover information source that the present invention proposes.What the present embodiment was different from above-mentioned the second embodiment is in the present embodiment, also to comprise after step S003:
Step S004, the physical address of described the second terminal of described first terminal storage and the mapping relations of information source.
In the present invention, mapping relations are stored in flash/E2p.
The method of the automatic switchover information source that the present invention proposes,, by the mapping relations of the physical address with the second terminal and information source, avoided repeatedly repeating to set up the physical address of the second terminal and the mapping relations of information source, thereby save overhead.In addition, mapping relations storage rather than system is preset in advance, make first terminal can get exactly the address information of the second terminal.
The present invention further also proposes a kind of device of the information source that automatically switches.
With reference to Fig. 5, Fig. 5 is the automatically switch structural representation of device the first embodiment of information source of the present invention.
In the first embodiment of the device of the automatic switchover information source that the present invention proposes, the device of automatic switchover information source comprises:
Information source is confirmed module 20, is used for described first terminal according to the address information of preset described the second terminal and the mapping relations of information source, determines described the second corresponding information source of terminal that receives;
Information source handover module 30, be used for described first terminal and be switched to described the second corresponding information source of terminal.
Particularly, the present invention is take first terminal as HTS(Home Theater Accessories home theater) as the example explanation.In other variant embodiment, first terminal also can be Sound Bar system, and the present invention is not construed as limiting this.The second terminal can be TV, Player, STB, GAME etc.The second terminal is connected with first terminal by HDMI.
The present invention is mainly by CEC(Consumer Electronics Control, and consumer electronics are controlled) order realizes, the second terminal is correspondingly CEC equipment.We know, in the topological structure of whole HDMI, the CEC line of the second all terminals all can be joined together, and namely HTS all CEC orders of sending all can pass on each second terminal.Simultaneously, each second terminal can be assigned with an independently physical address, simultaneously can obtain again independently logical address (one or more), and be exactly according to these independently physical address and logical address, we can carry out CEC order communication accurately and be unlikely to confusion.Therefore a plurality of the second terminals such as the TV that are connected with first terminal, Player, STB, GAME etc. can have oneself independently physical address and logical address.
When a plurality of the second terminals were connected with HTS simultaneously, HTS did not also know which the second terminal needs output signal.At this moment, the address information that sends by receiving the second terminal, then according to preset address information and the mapping relations of information source information, determine the corresponding information source information of address information of the second terminal that receives, finally, HTS switches to the second corresponding information source of terminal with information source, and the second terminal is set up signal with HTS and is connected, and the second terminal is by the HTS output audio signal.
In the present invention, address information comprises physical address at least.In the present invention, input information source request command＜ActiveSource 〉.According to the CEC agreement, when certain second terminal becomes the ActiveSource of HTS, the second terminal sends CEC order＜ActiveSource 〉, the parameter of this order band is exactly the physical address of the second terminal itself, if and this moment TV menu the inside when AUDIO OUT being set being External Speaker, that is to say when TV arranges sound equipment and is output as external equipment.At this moment, the explanation HTS that need to be connected with TV is as the external audio equipment of the second terminal.When TV sends CEC order＜SystemAudioModeRequest〉to HTS, the parameter of this order band is also the physical address of current ActiveSource, when HTS receives＜SystemAudioModeRequest〉while ordering, HTS is according to preset address information and the mapping relations of information source information, inquire about the physical address of the second terminal, thereby can determine the corresponding information source information of address information of the second terminal that receives, be switched to finally the second corresponding information source of terminal.
In addition, if TV has the ARC function, while needing the TV output sound, TV can send＜SystemAudioModeRequest〉order to HTS, and＜SystemAudioModeRequest〉carry physical address＜0.0.0.0 of TV 〉,, if HTS detects the physical address of TV, just automatically cut the corresponding information source of TV and get final product.
the device of the automatic switchover information source that the present invention proposes, receive the input information source request command that includes the second terminal address information of connected the second terminal by acquisition request module 10, getting current input source is the second terminal, information source confirms that module 20 is according to preset address information and the mapping relations of information source, determine described the second corresponding information source of terminal that receives, last information source handover module 30 is switched to the second corresponding information source of terminal, realized that first terminal is according to the second terminal automatic switchover source function that the request of input information source is arranged that connects, avoid the user to need manually to select the operating process of first terminal information source, simplify user's operation.
With reference to Fig. 6, Fig. 6 is the automatically switch structural representation of device the second embodiment of information source of the present invention.
The second embodiment of the device of the automatic switchover information source that the present invention proposes.What the present embodiment was different from above-mentioned the first embodiment is that in the present embodiment, the device of automatic switchover information source also comprises:
Mapping relations determination module 40, be used for described first terminal and obtain the address information of connected all the second terminals, sets up the address information of described the second terminal and the mapping relations of information source.
Particularly, with reference to Fig. 7, Fig. 7 is automatically switch the first structural representation of mapping relations determination module in the device of information source of the present invention, and described mapping relations determination module 40 comprises:
Physical address acquiring unit 42, be used for when described first terminal is received described the second terminal to the feedback data of described request order, and described first terminal obtains the physical address of described the second terminal from described feedback data;
Mapping relations are set up unit 43, are used for described first terminal and set up the physical address of described the second terminal and the mapping relations of information source.
In the present invention, the search request order is CEC order＜Polling message 〉, feedback data is＜Report Physical Address 〉.
For the physical address of setting up the second terminal and the mapping relations of information source, the second all terminal searching that we must first will be connected with first terminal out.the method of concrete search is: by all the first terminal transmissions＜Polling message to whole HDMI network〉order and add the parameter logical address, when first terminal hold facility has been arranged this logical address, according to standard C EC agreement, the second terminal just has and replys, HTS just can receive that connected the second terminal sends＜Report Physical Address 〉, thereby obtain the physical address of the second terminal, when we all search all logical addresses once, the physical address of all the second terminals that are connected with HTS in just can the HDMI network.
The second different corresponding information sources of terminal is different.Particularly, in the present invention, the form that the physical address of the second terminal and the mapping relations of information source can the mapping relations tables embodies, as the mapping relations table of title, physical address and the information source that can set up following the second terminal.
| TV | 0.0.0.0 | HDMI?ARC |
| STB | 1.0.0.0 | OPTICAL |
| DVDP | 2.1.0.0 | HDMI?IN |
| GAME | 3.0.0.0 | AUX |
After setting up the mapping relations table, when the second terminal becomes the ActiveSource of HTS, HTS obtains the physical address of described the second terminal from the mapping relations table, then search the second corresponding information source of terminal, last HTS automatically switches to the second corresponding information source of terminal, and selects by hand the information source of HTS without the people.
The device of the automatic switchover information source that the present invention proposes, obtain the address information of connected all the second terminals by mapping relations determination module 40, set up the address information of the second terminal and the mapping relations of information source, thereby get easily the second corresponding information source of terminal, when needs switching the second corresponding information source of terminal, search and get final product in mapping relations.
With reference to Fig. 8, Fig. 8 is automatically switch the second structural representation of mapping relations determination module in the device of information source of the present invention.
What the present embodiment was different from above-mentioned the second embodiment is that the determination module of mapping relations described in the present embodiment 40 also comprises:
In the present invention, mapping relations are stored in flash/E2p.
The device of the automatic switchover information source that the present invention proposes,, with the physical address of the second terminal and the mapping relations of information source, avoided repeatedly repeating to set up the physical address of the second terminal and the mapping relations of information source by memory cell 44, thereby save overhead.In addition, mapping relations storage rather than system is preset in advance, make first terminal can get exactly the address information of the second terminal.
The foregoing is only the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure transformation that utilizes specification of the present invention and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.
Claims (10)
1. the method for the information source that automatically switches, is characterized in that, comprising:
First terminal receives the input information source request command that includes described the second terminal address information that connected the second terminal sends;
Described first terminal, according to the address information of preset described the second terminal and the mapping relations of information source, is determined described the second corresponding information source of terminal that receives;
Described first terminal is switched to described the second corresponding information source of terminal.
2. the method for automatic switchover information source as claimed in claim 1, is characterized in that, the step that described first terminal receives the input information source request command that includes described the second terminal address information of connected the second terminal transmission also comprises before:
Described first terminal obtains the address information of connected all described the second terminals, sets up the address information of described the second terminal and the mapping relations of information source.
3. the method for automatic switchover information source as claimed in claim 2, is characterized in that, described first terminal obtains the address information of connected all the second terminals, and the step of setting up the mapping relations of the address information of described the second terminal and information source specifically comprises:
The order of the search request with logical address that described first terminal sends to connected all described second terminals;
When described first terminal was received described the second terminal to the feedback data of described request order, described first terminal obtained the physical address of described the second terminal from described feedback data;
Described first terminal is set up the physical address of described the second terminal and the mapping relations of information source.
4. the method for automatic switchover information source as claimed in claim 3, is characterized in that, the step that described first terminal is set up the mapping relations of the physical address of described the second terminal and information source also comprises:
The physical address of described the second terminal of described first terminal storage and the mapping relations of information source.
5. the method for automatic switchover information source as described in claim 3 or 4, is characterized in that, described input information source request command and described search request order are the CEC order, and described the second terminal is CEC equipment.
6. the device of the information source that automatically switches, is characterized in that, comprising:
The acquisition request module, be used for first terminal and receive the input information source request command that includes described the second terminal address information that connected the second terminal sends;
Information source is confirmed module, is used for described first terminal according to the address information of preset described the second terminal and the mapping relations of information source, determines described the second corresponding information source of terminal that receives;
The information source handover module, be used for described first terminal and be switched to described the second corresponding information source of terminal.
7. the device of automatic switchover information source as claimed in claim 6, is characterized in that, also comprises:
The mapping relations determination module, be used for described first terminal and obtain the address information of connected all described the second terminals, sets up the address information of described the second terminal and the mapping relations of information source.
8. the device of automatic switchover information source as claimed in claim 7, is characterized in that, described mapping relations determination module comprises:
Command sending unit, be used for the order of the search request with logical address that described first terminal sends to connected all described second terminals;
The physical address acquiring unit, be used for when described first terminal is received described the second terminal to the feedback data of described request order, and described first terminal obtains the physical address of described the second terminal from described feedback data;
Mapping relations are set up unit, are used for described first terminal and set up the physical address of described the second terminal and the mapping relations of information source.
9. the device of automatic switchover information source as claimed in claim 7, is characterized in that, described mapping relations determination module also comprises:
Memory cell, be used for the physical address of described the second terminal of described first terminal storage and the mapping relations of information source.
10. the device of the information source that automatically switches as claimed in claim 8 or 9, is characterized in that, described input information source request command and described search request order are the CEC order, and described the second terminal is CEC equipment.
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