CN103000008B - The method and apparatus of remote control reception device responds remote signal - Google Patents
The method and apparatus of remote control reception device responds remote signal Download PDFInfo
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- CN103000008B CN103000008B CN201210537411.5A CN201210537411A CN103000008B CN 103000008 B CN103000008 B CN 103000008B CN 201210537411 A CN201210537411 A CN 201210537411A CN 103000008 B CN103000008 B CN 103000008B
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Abstract
The invention discloses a kind of method and apparatus of remote control reception device responds remote signal.Described method is: integrated at least two kinds of telepilot agreements in remote control signal receiver device drive layer, generate remote controller key code value mapping table in its application layer; After remote control signal receiver equipment receives remote signal, layer is driven to decode to remote signal according to integrated telepilot agreement, obtain telepilot actual key code value, then from remote controller key code value mapping table, the mapping keys code value corresponding with actual key code value is found, and mapping keys code value is transferred to application layer, to perform keypress function.The present invention is by driving integrated multiple remote control agreement in layer, generating the hierarchical design of remote controller key code value mapping table in application layer, not only guarantee the remote signal responding multiple different agreement, and drive layer software without the need to frequently revising, add the stability of system, reduce software development and maintenance cost.
Description
Technical field
The present invention relates to remote signal treatment technology, specifically, relate to remote control reception equipment and remote signal response method and device.
Background technology
At present, the remote control reception equipment that Set Top Box etc. can receive infrared remote-controlled signal is applied more and more extensive in the family.Due to these equipment diversification of varieties and the feature that uses for various different user, different manufacturer has carried out strict canonical code to the telepilot launching infrared remote-controlled signal, these codings are different, thus form different coded systems, are called Infrared remote controller coding transmission agreement.The infrared remote control agreement of existing market nearly tens kinds, conventional has NEC, RC5, SIRC agreement etc.
For Set Top Box, Infrared remote controller is as one of the necessary equipment of set-top box product, the protocol requirement that various places Radio, Film and Television Administration adopts set-top box remote controller is different, even if the telepilot that agreement is identical, also can there is difference in coding rule, even also can there is the telepilot adopting different agreement and coding rule in areal.Because the Set Top Box in existing market is only provided with a kind of telepilot agreement, can only decode to a kind of telepilot of agreement, because telepilot agreement is different, all need for each telepilot the decoding software that a particular version is set.If set-top box application market is increased, matching used telepilot protocol type increases, the words of often kind of corresponding decoding software of telepilot, make software developer will develop and safeguard the decoding software of multiple version, so, not only increase development time and the debugging burden of developer, too increase the maintenance cost of product software, be unfavorable for the lifting of the set-top box product market competitiveness.
Summary of the invention
The object of the present invention is to provide a kind of method and apparatus of remote control reception device responds remote signal, by driving integrated multiple remote control agreement in layer, generating the hierarchical design of remote controller key code value mapping table in application layer, not only ensure that remote control reception equipment can respond the remote signal of multiple different agreement, and without the need to frequently revising the driving layer software of bottom, add the stability of system, reduce software development and maintenance cost, improve Total Product performance.
For achieving the above object, the present invention adopts following technical proposals to be achieved:
A method for remote control reception device responds remote signal, integrated at least two kinds of telepilot agreements in the driving layer of remote control signal receiver equipment, generate the remote controller key code value mapping table corresponding with driving telepilot agreement integrated in layer in its application layer; After remote control signal receiver equipment receives remote signal, layer is driven to decode to remote signal according to integrated telepilot agreement, obtain telepilot actual key code value, then from remote controller key code value mapping table, the mapping keys code value corresponding with actual key code value is found, and mapping keys code value is transferred to application layer, to perform keypress function;
Wherein, actual key code value and mapping keys code value is included in remote controller key code value mapping table.
Method as above, for improving remote signal identification kind and recognition speed further, also include remote manipulator system code in described remote controller key code value mapping table, described driving layer finds the mapping keys code value corresponding with actual key code value with telepilot actual key code value according to remote manipulator system code from remote controller key code value mapping table.
Method as above, after remote control signal receiver equipment receives remote signal, first write to first-in first-out message queue, described driving layer reads remote signal and decodes from message queue.
Method as above, the detailed process of driving layer decoder remote signal is: described driving layer reads remote signal from described message queue, telepilot agreement is parsed from the header data of remote signal, according to telepilot agreement, remote signal is decoded, obtain the systematic code in remote signal and actual key code value, then from remote controller key code value mapping table, find corresponding mapping keys code value according to systematic code and actual key code value.
Method as above, mapping keys code value is preferably transferred to described application layer in call back function mode by described driving layer.
Method as above, remote control signal receiver equipment, before reception remote signal, first performs following initialization procedure:
Install and start remote controller key interrupting device; Create first-in first-out message queue; Frequency division parameter is obtained from bottom; Registration key code value call back function; Create remote controller key interrupt response task.
Method as above, for improving remote signal response speed further, described initialization procedure also comprises: the described remote controller key code value mapping table of described application layer is transferred to described driving layer.
For realizing aforementioned invention object, device provided by the invention adopts following technical proposals to realize:
A device for remote control reception device responds remote signal, described device comprises:
Telepilot agreement arranges module, for arranging telepilot agreement in the driving layer of remote control signal receiver equipment, and arranges at least two kinds of telepilot agreements;
Key code value mapping table generation module, for remote controller key code value mapping table corresponding according to the telepilot protocol generation driven in layer in application layer;
Remote control signal receiving module, for receiving the remote signal that telepilot sends;
Remote signal decoder module, is arranged on and drives in layer, for decoding to remote signal according to the telepilot agreement arranged;
Mapping keys code value acquisition module, for obtaining the mapping keys code value corresponding with the telepilot actual key code value after remote signal decoding module decodes from remote controller key code value mapping table;
Mapping keys code value sending module, is sent to application layer for the mapping keys code value obtained by mapping keys code value acquisition module;
Keypress function execution module, is arranged in application layer, for performing keypress function.
Device as above, described device also comprises:
First-in first-out message queue, is used for the remote signal that remote control signal receiving module described in buffer memory receives.
Device as above, for improving remote signal response speed further, described device also comprises:
Key code value mapping table transport module, for transferring to described driving layer by the key code value mapping table in described application layer.
Compared with prior art, advantage of the present invention and good effect are: by integrated multiple remote control agreement in driving layer, the hierarchical design of remote controller key code value mapping table is generated in application layer, the decoding effort of remote signal is all completed in driving layer, the corresponding relation of the actual key code value of telepilot used and mapping keys code value only need be supplied to driving layer by application layer, it is quick that agreement and decoding principle without the need to being concerned about telepilot used can realize remote signal, accurate response, not only ensure that remote control reception equipment can respond the remote signal of multiple different agreement, and without the need to frequently revising the driving layer software of bottom, add the stability of system, use simple and flexible, reduce software development and maintenance cost, improve Total Product performance.
After reading the specific embodiment of the present invention by reference to the accompanying drawings, the other features and advantages of the invention will become clearly.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of a method embodiment of remote control reception device responds remote signal of the present invention;
Fig. 2 is the process flow diagram of another embodiment of method of remote control reception device responds remote signal of the present invention;
Fig. 3 is the initialization flowchart of Fig. 2 embodiment;
Fig. 4 is the structured flowchart of a device embodiment of remote control reception device responds remote signal of the present invention.
Embodiment
Below in conjunction with the drawings and specific embodiments, technical scheme of the present invention is described in further detail.
Please refer to Fig. 1, this Fig. 1 is the process flow diagram of a method embodiment of remote control reception device responds remote signal of the present invention.This embodiment, for Set Top Box response remote signal, is done one to method of the present invention and is specifically set forth.
As shown in Figure 1, the method flow of this embodiment Set Top Box response remote signal is as follows:
Step 11: flow process starts.
Step 12: integrated at least two kinds of telepilot agreements in driving layer.
When driving the design of layer software program, the telepilot protocol type likely existed in set-top box application market is carried out preset.
Step 13: generate remote controller key code value mapping table in application layer.
In application layer, remote controller key code value mapping table is generated according to integrated telepilot agreement in driving layer, the actual key code value of this multi-protocol remote control device and corresponding mapping keys code value is at least included in this mapping table, remote manipulator system code can also be included, to improve the identification kind of remote signal.Like this, the quantity of remote controller key code value mapping table generally can be greater than the quantity driving telepilot agreement integrated in layer.
Step 14: receive remote signal and transfer to driving layer.
The remote signal that Set Top Box is sent by its remote control signal receiving module reception telepilot, and remote signal is transferred to driving layer.
Step 15: drive layer to decode to remote signal according to integrated telepilot agreement, obtains telepilot actual key code value.
After driving layer to receive remote signal, the agreement that telepilot adopts can be obtained from remote signal, then the agreement finding telepilot to adopt from preset agreement, and according to preset protocol-decoding rule to remote signal decoding, thus obtain the telepilot actual key code value comprised in remote signal.
Step 16: search the mapping keys code value corresponding with actual key code value from remote controller key code value mapping table, mapping keys code value is transferred to application layer.
Step 17: application layer performs keypress function according to mapping keys code value.
Step 18: flow process terminates.
Utilize method described above, set-top box application layer is without the need to knowing agreement and the decoding rule of telepilot, only need to be pre-created the telepilot actual key code value table corresponding with the mapping keys code value that application layer can be resolved according to integrated telepilot agreement in driving layer, and make to drive layer can access this mapping table.Decode procedure all performs at driving layer, and drives layer after decoding obtains telepilot actual key code value, automatically can search mapping table, find corresponding mapping keys code value to be transferred to application layer.Application layer just can perform correct keypress function according to this mapping keys code value.Thus, by driving the preset multiple remote control agreement of layer, only rely on and drive layer just can obtain actual key code value to the remote signal decoding of various protocols, and find by mapping table the mapping keys code value that application layer can identify, the response to button can be realized in time, quickly and accurately, whole process, without the need to developing for every a telepilot and safeguard independent software, uses simple, flexible.
Please refer to Fig. 2, this Fig. 2 shows the particular flow sheet of another embodiment of method of remote control reception device responds remote signal of the present invention.This embodiment is still using Set Top Box as remote control reception equipment, and the concrete processing procedure describing the remote signal that its response set-top box remote controller sends in detail is as follows:
Step 201: flow process starts.
Step 202: integrated at least two kinds of telepilot agreements in driving layer, generate remote controller key code value mapping table in application layer.
The specific implementation process of this step can with reference to described in figure 1 embodiment.
Step 203: remote control signal receiver equipment performs initialization.
Initialization detailed process please refer to shown in Fig. 3 flow process.
Step 204: wait for that telepilot sends remote signal.
Step 205: judged whether that remote controller key interrupts.If any, perform step 206; If nothing, go to step 204, continue to wait for that telepilot sends remote signal.
General, the key response of telepilot is the highest at Set Top Box whole system medium priority, therefore, needs to use special hardware as interrupting device, if the remote signal having telepilot to send, then can send keys interrupt signal by this interrupting device.
Step 206: if there is remote controller key to interrupt, illustrated that remote signal sends.Set Top Box receives remote signal, and writes to first-in first-out message queue.
This embodiment establishes the First Input First Output of a remote signal when initialization, be used for the remote signal that buffer memory receives.
Step 207: drive layer to read remote signal from message queue.
Step 208: drive layer to parse telepilot agreement from the header data of remote signal, according to telepilot agreement, remote signal is decoded, obtain remote manipulator system code and actual key code value.
After driving layer to read remote signal from message queue, first obtain its header data, thus parse telepilot agreement, then, the agreement finding telepilot to adopt from preset agreement, and according to preset protocol-decoding rule to remote signal decoding, thus obtain remote manipulator system code corresponding to remote signal and actual key code value.
Step 209: search the mapping keys code value corresponding with actual key code value with actual key code value according to systematic code from remote controller key code value mapping table, mapping keys code value is transferred to application layer in call back function mode.
The remote signal that agreement is identical, systematic code is different, its actual key code value can be different from button operation, in order to increase remote signal identification kind and improve recognition speed, not only include actual key code value and mapping keys code value in remote controller key code value mapping table, also include remote manipulator system code.After driving layer to obtain remote manipulator system code corresponding to remote signal and actual key code value by decoding, from remote controller key code value mapping table, search the mapping keys code value corresponding with actual key code value with actual key code value by according to systematic code, and mapping keys code value is transferred to application layer with call back function chartered in initialization procedure.
Step 210: application layer performs keypress function according to mapping keys code value.
Step 211: flow process terminates.
In step 203 remote control signal receiver equipment perform remote signal respond initialized flow process can with reference to shown in figure 3, specific as follows: step 301: initialization starts.
Step 302: install and start remote controller key interrupting device.
Step 303: create first-in first-out message queue, is used for depositing each remote controller key and interrupts remote signal that produce, that exist with pulse data form.
Step 304: obtain frequency division parameter from bottom.
In driving layer decoder process, this frequency division parameter can be utilized to converse the T value (i.e. pulsewidth basic value, in such as NEC agreement, 1T is " 0 ", and 2T is " 1 ") of different agreement.
Step 305: registration key code value call back function, so that when pressing there being button, upspringing or continuing press and produce remote signal, drive layer can utilize this call back function that decoded remote keying code value is transferred to application layer, guarantee correctly to respond button.
Step 306: the remote controller key code value mapping table of application layer is transferred to and drives in layer.
In order to improve remote signal response speed, driving layer to provide communication interface to application layer, in initialization, utilizing this communication interface to be read by the remote controller key code value mapping table of application layer drive in layer.Like this, drive layer to after remote signal decoding, directly can call local mapping table and search corresponding mapping keys code value.
Step 307: create remote controller key interrupt response task.
Step 308: initialization terminates.
After executing initialization, every preliminary work that remote controller key interrupts is ready, once there be button to press, then interruption can be produced, the pulse data information of this button is write to first-in first-out message queue, and remote controller key interrupt response task will process according to Fig. 2 flow process these data in real time, finally respond button operation, complete the response process of remote signal.
Please refer to Fig. 4, this Fig. 4 shows the structured flowchart of a device embodiment of remote control reception device responds remote signal of the present invention.
As shown in Figure 4, the apparatus structure of this embodiment response remote signal is specific as follows, comprising:
Key code value mapping table generation module 41, for remote controller key code value mapping table corresponding according to the telepilot protocol generation in remote control reception device drive layer in application layer.
Key code value mapping table transport module 42, arranges module 41 with key code value mapping table and is connected, for being transferred in the driving layer of remote control signal receiver equipment by the key code value mapping table in application layer.
Remote control signal receiving module 48, for receiving the remote signal that telepilot sends.
First-in first-out message queue 49, is connected with remote control signal receiving module 48, is used for the remote signal that buffer memory remote control signal receiving module 48 receives.
Telepilot agreement arranges module 43, for arranging telepilot agreement in the driving layer of remote control signal receiver equipment, and arranges at least two kinds of telepilot agreements.
Remote signal decoder module 44, is arranged on and drives in layer, be connected with first-in first-out message queue 49, for reading the remote signal in first-in first-out message queue, and decodes to remote signal according to the telepilot agreement arranged.
Mapping keys code value acquisition module 45, be connected with remote signal decoder module 44 and key code value mapping table read module 42, for obtaining the mapping keys code value corresponding with remote signal decoder module 44 decoded telepilot actual key code value from remote controller key code value mapping table.
Mapping keys code value sending module 46, is sent to application layer for the mapping keys code value obtained by mapping keys code value acquisition module 45.
Keypress function execution module 47, is arranged in application layer, is connected with mapping keys code value sending module 46, for the keypress function of the actual key code value corresponding to the execution of mapping keys code value.
The decoding device of said structure, can according to completing the response of remote control signal receiver equipment to remote signal shown in the method flow of Fig. 2 embodiment under associated software coordinates.
Above embodiment only in order to technical scheme of the present invention to be described, but not is limited; Although with reference to previous embodiment to invention has been detailed description, for the person of ordinary skill of the art, still can modify to the technical scheme described in previous embodiment, or equivalent replacement is carried out to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the present invention's technical scheme required for protection.
Claims (8)
1. the method for a remote control signal receiver device responds remote signal, it is characterized in that, integrated at least two kinds of telepilot agreements in the driving layer of remote control signal receiver equipment, generate the remote controller key code value mapping table corresponding with driving telepilot agreement integrated in layer in its application layer, drive layer to provide communication interface to application layer, in initialization, utilize this communication interface to be read by the remote controller key code value mapping table of application layer drive in layer, after remote control signal receiver equipment receives remote signal, driving layer obtains the agreement that telepilot adopts from remote signal, then the agreement finding telepilot to adopt from preset agreement, and according to preset protocol-decoding rule, remote signal is decoded, obtain the telepilot actual key code value comprised in remote signal, then from the remote controller key code value mapping table of this locality, the mapping keys code value corresponding with actual key code value is found according to actual key code value, and mapping keys code value is transferred to application layer in call back function mode, application layer performs keypress function according to mapping keys code value,
Wherein, actual key code value and mapping keys code value is included in remote controller key code value mapping table.
2. method according to claim 1, it is characterized in that, also include remote manipulator system code in described remote controller key code value mapping table, described driving layer finds the mapping keys code value corresponding with actual key code value with telepilot actual key code value according to remote manipulator system code from remote controller key code value mapping table.
3. method according to claim 2, is characterized in that, after remote control signal receiver equipment receives remote signal, first write to first-in first-out message queue, described driving layer reads remote signal and decodes from message queue.
4. method according to claim 3, it is characterized in that, described driving layer reads remote signal from described message queue, telepilot agreement is parsed from the header data of remote signal, according to telepilot agreement, remote signal is decoded, obtain the systematic code in remote signal and actual key code value, then from described remote controller key code value mapping table, find corresponding mapping keys code value according to systematic code and actual key code value.
5. method according to claim 4, is characterized in that, remote control signal receiver equipment, before reception remote signal, first performs following initialization procedure:
Install and start remote controller key interrupting device; Create first-in first-out message queue; Frequency division parameter is obtained from bottom; Registration key code value call back function; Create remote controller key interrupt response task.
6. method according to claim 5, is characterized in that, described initialization procedure also comprises: the described remote controller key code value mapping table of described application layer is transferred to described driving layer.
7. a device for remote control signal receiver device responds remote signal, is characterized in that, described device comprises:
Telepilot agreement arranges module, for arranging telepilot agreement in the driving layer of remote control signal receiver equipment, and arranges at least two kinds of telepilot agreements;
Key code value mapping table generation module, for remote controller key code value mapping table corresponding according to the telepilot protocol generation driven in layer in application layer;
Key code value mapping table transport module, for transferring to driving layer by the remote controller key code value mapping table in application layer;
Remote control signal receiving module, for receiving the remote signal that telepilot sends;
Remote signal decoder module, is arranged on and drives in layer, for obtaining the agreement that telepilot adopts from remote signal, the agreement finding telepilot to adopt from preset agreement, and decodes to remote signal according to preset protocol-decoding rule;
Mapping keys code value acquisition module, be arranged on and drive in layer, be connected with remote signal decoder module and key code value mapping table transport module, for obtaining the mapping keys code value corresponding with the telepilot actual key code value after remote signal decoding module decodes from the remote controller key code value mapping table of this locality;
Mapping keys code value sending module, is sent to application layer for the mapping keys code value obtained by mapping keys code value acquisition module in call back function mode;
Keypress function execution module, is arranged in application layer, for performing keypress function.
8. device according to claim 7, is characterized in that, described device also comprises:
First-in first-out message queue, is used for the remote signal that remote control signal receiving module described in buffer memory receives.
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| CN105139634B (en) * | 2015-09-21 | 2019-11-08 | 深圳小佳科技有限公司 | A kind of method and system automatically parsing different vendor's remote command in receiving end |
| CN106991097A (en) * | 2016-01-21 | 2017-07-28 | 阿里巴巴集团控股有限公司 | A kind of processing method and processing device of identification data |
| CN107301765B (en) * | 2016-04-15 | 2021-11-30 | 北京远度互联科技有限公司 | Remote control method, device and terminal |
| CN106534924A (en) * | 2016-12-19 | 2017-03-22 | 深圳创维数字技术有限公司 | Method and device for adapting to multiple remote controllers |
| CN107529085B (en) * | 2017-08-31 | 2020-12-29 | 四川长虹电器股份有限公司 | Remote control code decoding method compatible with multiple remote controllers |
| CN107885347B (en) * | 2017-10-27 | 2022-05-03 | 深圳前海茂佳软件科技有限公司 | Remote control driving method, device and computer readable storage medium |
| CN108334546B (en) * | 2017-12-27 | 2021-11-30 | 上海未来宽带技术股份有限公司 | Communication device fusion management method, storage medium, and communication device |
| CN108091338A (en) * | 2017-12-29 | 2018-05-29 | 江苏惠通集团有限责任公司 | The data processing method and device of voice telecontrol system and its host side |
| CN110275623B (en) * | 2018-03-15 | 2023-08-08 | 龙芯中科技术股份有限公司 | Method and device for triggering key values of keys |
| CN111556354B (en) * | 2020-04-22 | 2024-02-06 | 深圳Tcl数字技术有限公司 | Global interface display method, television and computer readable storage medium |
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