CN105204925A - Method and device for managing audio/video equipment in multi-operation system - Google Patents
Method and device for managing audio/video equipment in multi-operation system Download PDFInfo
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- CN105204925A CN105204925A CN201510530366.4A CN201510530366A CN105204925A CN 105204925 A CN105204925 A CN 105204925A CN 201510530366 A CN201510530366 A CN 201510530366A CN 105204925 A CN105204925 A CN 105204925A
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Abstract
The invention provides a method and a device for managing audio/video equipment in a multi-operation system. The method comprises the following steps: when foreground and background operations of two operation systems in the multi-operation system are detected, altering system state information of the two operation systems; and carrying out corresponding management on use of the audio/video equipment of the two operation systems. According to the method and the device, the blank that no solution aiming at the management of the audio/video equipment in the multi-operation system exists in the prior art is made up, the same set of audio/video equipment can be used by each operation system on the premise that the switch logic is clear and accurate, and the processes of use of the audio/video equipment by each operation system are mutually independent and are not mutually influenced.
Description
Technical field
The present invention relates to the multiple operating system field of terminal device, specifically, the present invention relates to a kind of in multiple operating system, manage audio & video equipment method and device.
Background technology
Along with the development in epoch, various emerging operating system continues to bring out, for user brings novelty and terminal experience more easily.But, because conventional terminal equipment only allows single operating system to run, even if there is multiple operating system support to be also static support, namely need to reboot new operating system when device start, therefore in existing single operating system, system exclusively enjoys audio & video equipment, does not carry out managing the solution of distributing to audio & video equipment in multiple operating system in prior art.
Summary of the invention
For overcoming above-mentioned technical matters or solving the problems of the technologies described above at least in part, the following technical scheme of special proposition:
Embodiments of the invention propose a kind of method managing audio & video equipment in multiple operating system, comprising:
When the AM/BAM blocked operation to two operating systems in described multiple operating system being detected, change the system status information of described two operating systems;
Based on described system status information, the use of the audio & video equipment of described two operating systems is managed accordingly.
Wherein, change two system status informations in described multiple operating system, specifically comprise:
The system status information of the operating system being in foreground display before switching is changed to background operation state, and the system status information being in the operating system that backstage hides before switching is changed to front stage operation state.
Wherein, based on described system status information, the use of the audio & video equipment of described multiple operating system is managed accordingly, specifically comprises:
Close the use of operating system to audio & video equipment that described system status information is in background operation state;
Open the use of operating system to audio & video equipment that described system status information is in front stage operation state.
Preferably, the method also comprises:
Each operating system in described multiple operating system is carried out successively to the initialization operation of the use for audio & video equipment;
Open the predetermined operating system being in front stage operation state to the use of audio & video equipment.
Alternatively, open operating system that described system status information is in front stage operation state to the step of the use of audio & video equipment before, the method also comprises:
The operating system being in front stage operation state to described system status information carries out the initialization operation of the use for audio & video equipment.
Another embodiment of the present invention also proposed a kind of device managing audio & video equipment in multiple operating system, comprising:
Status Change module, during for the AM/BAM blocked operation to two operating systems in described multiple operating system being detected, changes the system status information of described two operating systems;
Administration module, for based on described system status information, manages accordingly to the use of the audio & video equipment of described two operating systems.
Wherein, the system status information being in the operating system that backstage hides before switching specifically for the system status information of the operating system being in foreground display before switching is changed to background operation state, and is changed to front stage operation state by described Status Change module.
Wherein, described administration module specifically comprises:
Closing unit, is in the use of operating system to audio & video equipment of background operation state for closing described system status information;
Opening unit, being in the use of operating system to audio & video equipment of front stage operation state for opening described system status information.
Preferably, this device also comprises:
First initialization module, for carrying out the initialization operation of the use for audio & video equipment successively to each operating system in described multiple operating system;
Pre-opening module, for opening the predetermined operating system being in front stage operation state to the use of audio & video equipment.
Alternatively, this device also comprises:
Second initialization module, for open operating system that described system status information is in front stage operation state to the use of audio & video equipment before, the operating system being in front stage operation state to described system status information carries out the initialization operation of the use for audio & video equipment.
In technical scheme of the present invention, propose the scheme managing audio & video equipment in multiple operating system, when the AM/BAM blocked operation of two operating systems in multiple operating system being detected, change the system status information of these two operating systems, manage accordingly according to the use of status information to the audio & video equipment of each operating system of system subsequently, thus filled up prior art not for the blank of the solution of audio & video equipment management in multiple operating system.In multiple operating system, manage audio & video equipment scheme by of the present invention, can guarantee that each operating system uses same set of audio & video equipment under the clear prerequisite accurately of switch logic, the use of each operating system to audio & video equipment is separate to be independent of each other.
The aspect that the present invention adds and advantage will part provide in the following description, and these will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the schematic flow sheet managing audio & video equipment in multiple operating system of the embodiment of the present invention;
Fig. 2 is the schematic flow sheet managing audio & video equipment in multiple operating system of a preferred embodiment of the invention;
Fig. 3 is the schematic flow sheet managing audio & video equipment in multiple operating system of another preferred embodiment of the present invention;
Fig. 4 is the schematic flow sheet managing audio & video equipment in multiple operating system of another preferred embodiment of the present invention;
Fig. 5 is the schematic flow sheet managing audio & video equipment in multiple operating system of another preferred embodiment of the present invention;
Fig. 6 is the structural framing schematic diagram managing audio & video equipment in multiple operating system of another embodiment of the present invention.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Those skilled in the art of the present technique are appreciated that unless expressly stated, and singulative used herein " ", " one ", " described " and " being somebody's turn to do " also can comprise plural form.Should be further understood that, the wording used in instructions of the present invention " comprises " and refers to there is described feature, integer, step, operation, element and/or assembly, but does not get rid of and exist or add other features one or more, integer, step, operation, element, assembly and/or their group.Should be appreciated that, when we claim element to be " connected " or " coupling " to another element time, it can be directly connected or coupled to other elements, or also can there is intermediary element.In addition, " connection " used herein or " coupling " can comprise wireless connections or wirelessly to couple.Wording "and/or" used herein comprises one or more whole or arbitrary unit listing item be associated and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, and all terms used herein (comprising technical term and scientific terminology), have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the present invention.It should also be understood that, those terms defined in such as general dictionary, should be understood to that there is the meaning consistent with the meaning in the context of prior art, unless and by specific definitions as here, otherwise can not explain by idealized or too formal implication.
Those skilled in the art of the present technique are appreciated that, here used " terminal ", " terminal device " had both comprised the equipment of wireless signal receiver, it only possesses the equipment of the wireless signal receiver without emissive ability, comprise again the equipment receiving and launch hardware, it has and on bidirectional communication link, can carry out the reception of two-way communication and launch the equipment of hardware.This equipment can comprise: honeycomb or other communication facilitiess, its honeycomb or other communication facilities of having single line display or multi-line display or not having multi-line display; PCS (PersonalCommunicationsService, PCS Personal Communications System), it can combine voice, data processing, fax and/or its communication ability; PDA (PersonalDigitalAssistant, personal digital assistant), it can comprise radio frequency receiver, pager, the Internet/intranet access, web browser, notepad, calendar and/or GPS (GlobalPositioningSystem, GPS) receiver; Conventional laptop and/or palmtop computer or other equipment, it has and/or comprises the conventional laptop of radio frequency receiver and/or palmtop computer or other equipment.Here used " terminal ", " terminal device " can be portable, can transport, be arranged in the vehicles (aviation, sea-freight and/or land), or be suitable for and/or be configured at local runtime, and/or with distribution form, any other position operating in the earth and/or space is run.Here used " terminal ", " terminal device " can also be communication terminal, access terminals, music/video playback terminal, can be such as PDA, MID (MobileInternetDevice, mobile internet device) and/or there is the mobile phone of music/video playing function, also can be the equipment such as intelligent television, Set Top Box.
Multiple operating system in embodiments of the invention comprises at least two operating systems, and wherein, operating system can comprise various operating system, such as Android system etc.Multiple operating system in embodiments of the invention can realize based on multiple virtual technology, hereafter carries out the detailed description of embodiment for the container technique under linux system.Wherein, the multiple operating system using linux container technology to realize, loads independently operating system in each container, separate between multiple operating system, and multiple operating system is on same physical terminal device.
In embodiments of the invention, audio & video equipment includes but not limited to loudspeaker, microphone etc.
In the multiple operating system based on linux container technology, each operating system has realized audio frequency and video hardware adaptation layer to access audio frequency and video hardware device, for the unified application programming interfaces provided to application layer, make each operating system all can compatible audio frequency and video hardware device.
Fig. 1 is the schematic flow sheet managing audio & video equipment in multiple operating system of the embodiment of the present invention.
Step S110: when the AM/BAM blocked operation to two operating systems in multiple operating system being detected, changes the system status information of two operating systems; Step S120: based on system status information, manages accordingly to the use of the audio & video equipment of two operating systems.
In embodiments of the invention, propose the scheme managing audio & video equipment in multiple operating system, when the AM/BAM blocked operation of two operating systems in multiple operating system being detected, change the system status information of these two operating systems, manage accordingly according to the use of status information to the audio & video equipment of each operating system of system subsequently, thus filled up prior art not for the blank of the solution of audio & video equipment management in multiple operating system.In multiple operating system, manage audio & video equipment scheme by of the present invention, can guarantee that each operating system uses same set of audio & video equipment under the clear prerequisite accurately of switch logic, the use of each operating system to audio & video equipment is separate to be independent of each other.
Step S110: when the AM/BAM blocked operation to two operating systems in multiple operating system being detected, changes the system status information of two operating systems.
Wherein, change two system status informations in multiple operating system, specifically comprise:
The system status information being in the operating system that backstage hides after switching is changed to background operation state, and the system status information of the operating system being in foreground display after switching is changed to front stage operation state.
Such as, user is by the human-computer interaction interface of terminal device, as sliding screen, click switching key etc., perform the AM/BAM blocked operation to the first operating system and the second operating system in multiple operating system, hide and the blocked operation current the second operating system being in backstage being performed to foreground display as user performs backstage to current the first operating system being in foreground, when after execution blocked operation, the status information comprising the first container of the first operating system changes to backstage container state information, the status information comprising the second container of the second operating system changes to foreground container state information, by predetermined communication mechanism, first operating system can detect the status information getting the first container, according to the status information of the first container, the system status information being in the first operating system that backstage hides after switching is changed to background operation state, the system status information of the second operating system being in foreground display after switching is changed to front stage operation state.
Step S120: based on system status information, manages accordingly to the use of the audio & video equipment of two operating systems.
Wherein, as shown in Figure 2, step S120 specifically comprises step S121 and step S122; Step S121: shutdown system status information is in the use of operating system to audio & video equipment of background operation state; Step S122: open system status information is in the use of operating system to audio & video equipment of front stage operation state.
Such as, the audio frequency and video hardware adaptation layer of the first operating system detects that its system status information changes to background operation state, the operation of audio & video equipment node under execution closedown linux system, the audio frequency and video hardware adaptation layer of the second operating system detects that its system status information changes to front stage operation state, performs and opens audio frequency and video nodal operation.
Preferably, the method also comprises step S130 (not shown) and step S140 (not shown); Step S130: the initialization operation each operating system in multiple operating system being carried out successively to the use for audio & video equipment; Step S140: open the predetermined operating system being in front stage operation state to the use of audio & video equipment.
Wherein, initialization operation specifically comprises following at least any one: open operation system is to the use of audio & video equipment; Read and store the parameter information relevant to audio & video equipment; Close the use of this operating system to audio & video equipment.
In the embodiment of this programme, by carrying out the initialization operation of the use for audio & video equipment to each operating system in multiple operating system, each operating system stores the parameter information relevant to audio & video equipment, to make after follow-up operating system switches, the operating system switching to front stage operation state can open the use to audio & video equipment rapidly and accurately, guarantees the switching experience of user.
In a preferred embodiment, as shown in Figure 4, step S401: the initialization operation each operating system in multiple operating system being carried out successively to the use for audio & video equipment; Step S402: open the predetermined operating system being in front stage operation state to the use of audio & video equipment; Step S403: when the AM/BAM blocked operation to two operating systems in multiple operating system being detected, changes the system status information of two operating systems; Step S404: based on system status information, manages accordingly to the use of the audio & video equipment of two operating systems.
Such as, the multiple operating system of terminal device comprises " container A ", " container B " and " container C ", and each container comprises corresponding operating system " system A ", " system B " and " system C " respectively; After terminal device energising is opened, first run and substantially start environment, this starts environment substantially can start each container successively, comprises corresponding operating system in each container; Subsequently, " system A ", " system B " and " system C " in multiple operating system is carried out successively to the initialization operation of the use for audio & video equipment, be specially " system A " and first perform audio & video equipment node opening operation, for the use of opening audio & video equipment, read the parameter information relevant to audio & video equipment again and store, perform subsequently and close audio & video equipment nodal operation, for the use of closing audio & video equipment; " system B " first performs audio & video equipment node opening operation, for the use of opening audio & video equipment, read the parameter information relevant to audio & video equipment again and store, performing subsequently and close audio & video equipment nodal operation, for the use of closing audio & video equipment; " system C " first performs audio & video equipment node opening operation, for the use of opening audio & video equipment, read the parameter information relevant to audio & video equipment again and store, perform subsequently and close audio & video equipment nodal operation, for the use of closing audio & video equipment, so far, " system A ", " system B " and " system C " complete for the initialization operation of the use of audio & video equipment; Subsequently, the predetermined operating system being in front stage operation state after completing according to the initialization that record in system, namely foregrounding system " system B " is given tacit consent to, the opening operation of audio & video equipment node is performed in " system B ", for unlatching " system B " to the use of audio & video equipment, " container A " and " container C " closes after initialization for the use of audio & video equipment, no longer performs and closes audio frequency and video nodal operation.
With reference in the embodiment shown in Fig. 1, alternatively, as shown in Figure 5, before step S122, the method also comprises step S123; Step S123: the operating system being in front stage operation state in open system status information is to before the use of audio & video equipment, and the operating system being in front stage operation state to system status information carries out the initialization operation of the use for audio & video equipment.
Such as, the multiple operating system of terminal device comprises " container X ", " container Y " and " container Z ", and each container comprises corresponding operating system " system X ", " system Y " and " system Z " respectively; After terminal device energising is opened, first run and substantially start environment, this substantially starts environment and starts the operating system that each container comprises, subsequently, according to the predetermined operating system being in front stage operation state that record in system, as acquiescence foregrounding system " system X ", in " system X ", perform the opening operation of audio & video equipment node, for unlatching " system X " to the use of audio & video equipment, and read the parameter information relevant to audio & video equipment and store; When terminal device detects the AM/BAM blocked operation to " system X " and " system Y " in multiple operating system that user inputted by human-computer interaction interface, the system status information being in " system X " that backstage hides after switching is changed to background operation state, and the system status information of " the system Y " that be in foreground display after switching is changed to front stage operation state; Subsequently, the operation that shutdown system status information is in the audio & video equipment node of " the system X " of background operation state is performed, for the use of closing audio & video equipment; " the system Y " that be in front stage operation state to system status information carries out the initialization operation of the use for audio & video equipment, be specially " system Y " and first perform audio & video equipment node opening operation, for the use of opening audio & video equipment, read the parameter information relevant to audio & video equipment again and store, subsequently, perform unlatching " system Y " audio & video equipment nodal operation, for the use of opening audio & video equipment.
Fig. 6 is the structural framing schematic diagram managing audio & video equipment in multiple operating system of another embodiment of the present invention.
When Status Change module 610 detects the AM/BAM blocked operation to two operating systems in multiple operating system, change the system status information of two operating systems; Administration module 620, based on system status information, manages accordingly to the use of the audio & video equipment of two operating systems.
In embodiments of the invention, propose the scheme managing audio & video equipment in multiple operating system, when the AM/BAM blocked operation of two operating systems in multiple operating system being detected, change the system status information of these two operating systems, manage accordingly according to the use of status information to the audio & video equipment of each operating system of system subsequently, thus filled up prior art not for the blank of the solution of audio & video equipment management in multiple operating system.In multiple operating system, manage audio & video equipment scheme by of the present invention, can guarantee that each operating system uses same set of audio & video equipment under the clear prerequisite accurately of switch logic, the use of each operating system to audio & video equipment is separate to be independent of each other.
When Status Change module 610 detects the AM/BAM blocked operation to two operating systems in multiple operating system, change the system status information of two operating systems.
Wherein, change two system status informations in multiple operating system, specifically comprise:
The system status information being in the operating system that backstage hides after switching is changed to background operation state, and the system status information of the operating system being in foreground display after switching is changed to front stage operation state.
Such as, user is by the human-computer interaction interface of terminal device, as sliding screen, click switching key etc., perform the AM/BAM blocked operation to the first operating system and the second operating system in multiple operating system, hide and the blocked operation current the second operating system being in backstage being performed to foreground display as user performs backstage to current the first operating system being in foreground, when after execution blocked operation, the status information comprising the first container of the first operating system changes to backstage container state information, the status information comprising the second container of the second operating system changes to foreground container state information, by predetermined communication mechanism, first operating system can detect the status information getting the first container, according to the status information of the first container, the system status information being in the first operating system that backstage hides after switching is changed to background operation state, the system status information of the second operating system being in foreground display after switching is changed to front stage operation state.
Administration module 620, based on system status information, manages accordingly to the use of the audio & video equipment of two operating systems.
Wherein, Status Change module 610 specifically comprises closing unit and opens unit; Closing unit shutdown system status information is in the use of operating system to audio & video equipment of background operation state; Open the use of operating system to audio & video equipment that unit open system status information is in front stage operation state.
Such as, the audio frequency and video hardware adaptation layer of the first operating system detects that its system status information changes to background operation state, the operation of audio & video equipment node under execution closedown linux system, the audio frequency and video hardware adaptation layer of the second operating system detects that its system status information changes to front stage operation state, performs and opens audio frequency and video nodal operation.
Preferably, the method also comprises the first initialization module and pre-opening module; First initialization module carries out the initialization operation of the use for audio & video equipment successively to each operating system in multiple operating system; Pre-opening module opens the predetermined operating system being in front stage operation state to the use of audio & video equipment.
Wherein, initialization operation specifically comprises following at least any one: open operation system is to the use of audio & video equipment; Read and store the parameter information relevant to audio & video equipment; Close the use of this operating system to audio & video equipment.
In the embodiment of this programme, by carrying out the initialization operation of the use for audio & video equipment to each operating system in multiple operating system, each operating system stores the parameter information relevant to audio & video equipment, to make after follow-up operating system switches, the operating system switching to front stage operation state can open the use to audio & video equipment rapidly and accurately, guarantees the switching experience of user.
In a preferred embodiment, the first initialization module carries out the initialization operation of the use for audio & video equipment successively to each operating system in multiple operating system; Open unit unlatching and make a reservation for be in the operating system of front stage operation state to the use of audio & video equipment; When Status Change module detects the AM/BAM blocked operation to two operating systems in multiple operating system, change the system status information of two operating systems; Administration module, based on system status information, manages accordingly to the use of the audio & video equipment of two operating systems.
With reference in the embodiment shown in Fig. 6, alternatively, before unlatching unit, the method also comprises the second initialization module; Second initialization module is in the operating system of front stage operation state to before the use of audio & video equipment in open system status information, the operating system being in front stage operation state to system status information carries out the initialization operation of the use for audio & video equipment.
Those skilled in the art of the present technique are appreciated that the one or more equipment that the present invention includes and relate to for performing in operation described in the application.These equipment for required object and specialized designs and manufacture, or also can comprise the known device in multi-purpose computer.These equipment have storage computer program within it, and these computer programs optionally activate or reconstruct.Such computer program can be stored in equipment (such as, computing machine) in computer-readable recording medium or be stored in and be suitable for store electrons instruction and be coupled in the medium of any type of bus respectively, described computer-readable medium includes but not limited to that the dish of any type (comprises floppy disk, hard disk, CD, CD-ROM, and magneto-optic disk), ROM (Read-OnlyMemory, ROM (read-only memory)), RAM (RandomAccessMemory, storer immediately), EPROM (ErasableProgrammableRead-OnlyMemory, Erarable Programmable Read only Memory), EEPROM (ElectricallyErasableProgrammableRead-OnlyMemory, EEPROM (Electrically Erasable Programmable Read Only Memo)), flash memory, magnetic card or light card.Namely, computer-readable recording medium comprises and being stored or any medium of transmission information with the form that can read by equipment (such as, computing machine).
Those skilled in the art of the present technique are appreciated that the combination that can realize the frame in each frame in these structural drawing and/or block diagram and/or flow graph and these structural drawing and/or block diagram and/or flow graph with computer program instructions.Those skilled in the art of the present technique are appreciated that, the processor that these computer program instructions can be supplied to multi-purpose computer, special purpose computer or other programmable data disposal routes realizes, thus is performed the scheme of specifying in the frame of structural drawing disclosed by the invention and/or block diagram and/or flow graph or multiple frame by the processor of computing machine or other programmable data disposal routes.
Those skilled in the art of the present technique are appreciated that various operations, method, the step in flow process, measure, the scheme discussed in the present invention can be replaced, changes, combines or delete.Further, there is various operations, method, other steps in flow process, measure, the scheme discussed in the present invention also can be replaced, change, reset, decompose, combine or delete.Further, of the prior art have also can be replaced with the step in operation various disclosed in the present invention, method, flow process, measure, scheme, changed, reset, decomposed, combined or deleted.
The above is only some embodiments of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. in multiple operating system, manage a method for audio & video equipment, it is characterized in that, comprising:
When the AM/BAM blocked operation to two operating systems in described multiple operating system being detected, change the system status information of described two operating systems;
Based on described system status information, the use of the audio & video equipment of described two operating systems is managed accordingly.
2. the method managing audio & video equipment in multiple operating system according to claim 1, is characterized in that, changes two system status informations in described multiple operating system, specifically comprises:
The system status information of the operating system being in foreground display before switching is changed to background operation state, and the system status information being in the operating system that backstage hides before switching is changed to front stage operation state.
3. the method managing audio & video equipment in multiple operating system according to claim 2, is characterized in that, based on described system status information, manages accordingly, specifically comprise the use of the audio & video equipment of described multiple operating system:
Close the use of operating system to audio & video equipment that described system status information is in background operation state;
Open the use of operating system to audio & video equipment that described system status information is in front stage operation state.
4. the method managing audio & video equipment in multiple operating system according to any one of claim 1-3, it is characterized in that, the method also comprises:
Each operating system in described multiple operating system is carried out successively to the initialization operation of the use for audio & video equipment;
Open the predetermined operating system being in front stage operation state to the use of audio & video equipment.
5. the method managing audio & video equipment in multiple operating system according to claim 3, is characterized in that, open operating system that described system status information is in front stage operation state to the step of the use of audio & video equipment before, the method also comprises:
The operating system being in front stage operation state to described system status information carries out the initialization operation of the use for audio & video equipment.
6. in multiple operating system, manage a device for audio & video equipment, it is characterized in that, comprising:
Status Change module, during for the AM/BAM blocked operation to two operating systems in described multiple operating system being detected, changes the system status information of described two operating systems;
Administration module, for based on described system status information, manages accordingly to the use of the audio & video equipment of described two operating systems.
7. the device managing audio & video equipment in multiple operating system according to claim 6, it is characterized in that, the system status information being in the operating system that backstage hides before switching specifically for the system status information of the operating system being in foreground display before switching is changed to background operation state, and is changed to front stage operation state by described Status Change module.
8. the device managing audio & video equipment in multiple operating system according to claim 7, is characterized in that, described administration module specifically comprises:
Closing unit, is in the use of operating system to audio & video equipment of background operation state for closing described system status information;
Opening unit, being in the use of operating system to audio & video equipment of front stage operation state for opening described system status information.
9. the device managing audio & video equipment in multiple operating system according to any one of claim 6-8, is characterized in that, this device also comprises:
First initialization module, for carrying out the initialization operation of the use for audio & video equipment successively to each operating system in described multiple operating system;
Pre-opening module, for opening the predetermined operating system being in front stage operation state to the use of audio & video equipment.
10. the device managing audio & video equipment in multiple operating system according to claim 8, is characterized in that, this device also comprises:
Second initialization module, for open operating system that described system status information is in front stage operation state to the use of audio & video equipment before, the operating system being in front stage operation state to described system status information carries out the initialization operation of the use for audio & video equipment.
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| CN113467838A (en) * | 2020-03-30 | 2021-10-01 | 成都鼎桥通信技术有限公司 | Dual-system switching method and device |
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| CN103927227A (en) * | 2014-04-16 | 2014-07-16 | 乐视致新电子科技（天津）有限公司 | Method and device for switching multiple operating systems and smart television |
| CN104360900A (en) * | 2014-11-03 | 2015-02-18 | 上海迈微软件科技有限公司 | Method for operating multiple operating systems and corresponding system and mobile equipment |
| CN104516760A (en) * | 2014-12-12 | 2015-04-15 | 华为技术有限公司 | Operating system hot-switching method and device and mobile terminal |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113467838A (en) * | 2020-03-30 | 2021-10-01 | 成都鼎桥通信技术有限公司 | Dual-system switching method and device |
| CN113467838B (en) * | 2020-03-30 | 2023-07-28 | 成都鼎桥通信技术有限公司 | Dual-system switching method and device |
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