A kind of multimedia play system based on mobile terminalTechnical field
This utility model embodiment relates to digital communication technology, particularly relates to a kind of many matchmakers based on mobile terminalBody Play System.
Background technology
TV user commonly uses network machine top box to access the audio-video frequency content that the Internet is wanted with acquisition.Network machine top box is the dedicated computing equipment as television set Yu the interface of broadband network, by network machine topBox is capable of the data receiving TV signal, reformatting in this TV signal, and sends out to television setData are sent to show for television set.
At present, the application of network machine top box is subject to many limitations, such as, can not install application by USB portSoftware, network machine top box system in can not exist addressable the Internet browser and can not by shouldPush application software or video website client etc. with shop to limit, user may be caused cannot to pass through network machineTop box obtains the audio-video document wanted and plays out, and the application that have impact on user is experienced.
Utility model content
This utility model provides a kind of multimedia play system based on mobile terminal, obtains user with realization and thinksThe multimedia file wanted, and the function play on the display device, the application improving user is experienced.
First aspect, this utility model embodiment provides a kind of multimedia play system based on mobile terminal,Including: mobile terminal, display device and remote controller；
Described mobile terminal electrically connects with described display device and remote controller, is used for receiving described remote controller and sendsKeyboard-coding, determine the currently playing content of described mobile terminal according to described keyboard-coding, by described work asFront broadcasting content map is to described display device；
Described display device, for showing the described currently playing content of described mobile terminal；
Described remote controller, sends to described mobile terminal for keyboard-coding user inputted.
In this utility model, mobile terminal receives the keyboard-coding that described remote controller sends, and compiles according to described buttonCode determines the currently playing content of described mobile terminal, described currently playing content map to described display is setIt is standby, so that described display device shows described currently playing content.This utility model solves existing network machine topThe limited problem of application of box, it is achieved can obtain the multimedia file that user wants, and on the display deviceThe function play, reaches to promote the effect that the application of user is experienced.
Accompanying drawing explanation
Fig. 1 is the knot of a kind of based on mobile terminal the multimedia play system in this utility model embodiment oneStructure schematic diagram；
Fig. 2 is the work of a kind of based on mobile terminal the multimedia play system in this utility model embodiment twoMake process schematic；
Fig. 3 is the multimedia play system based on mobile terminal of a kind of employing in this utility model embodiment threePerform the method flow diagram of multimedia operation.
Detailed description of the invention
The utility model is described in further detail with embodiment below in conjunction with the accompanying drawings.It is understood thatSpecific embodiment described herein is used only for explaining this utility model, rather than to restriction of the present utility model.It also should be noted that, for the ease of describing, accompanying drawing illustrate only the portion relevant to this utility modelDivide rather than entire infrastructure.
Embodiment one
A kind of based on mobile terminal the multimedia play system that Fig. 1 provides for this utility model embodiment oneStructural representation, the present embodiment is applicable to mobile terminal and is used as the situation of network machine top box.Described based on shiftingThe multimedia play system of dynamic terminal specifically includes: mobile terminal 120, display device 110 and remote controller 130.Preferably, described mobile terminal 120 includes the portable mobile termianl such as smart mobile phone and panel computer.DisplayEquipment 110 includes the equipment that the display screen such as television set and display screen is bigger.Remote controller 130 includes infrared distantControl device, blue Tooth remote controller or Wireless Fidelity WFI remote controller etc..
Described mobile terminal 120 electrically connects with described display device 110 and remote controller 130, is used for receiving instituteState the keyboard-coding that remote controller 130 sends, determine working as of described mobile terminal 120 according to described keyboard-codingFront broadcasting content, by described currently playing content map to described display device 110.Preferably, described shiftingDynamic terminal 120 determines, by key-press event treatment progress, the multimedia performance events that described keyboard-coding is corresponding；The currently playing content of described mobile terminal 120 is determined according to described multimedia performance events, wherein, describedMultimedia performance events include played file select event, playing progress rate adjust event, volume adjust event andBroadcast format selection event etc..Such as, at video playback interface, if user wants to realize video fast forward behaviourMake, then can grow by button to the right in progress button in left and right on remote controller 130, it is achieved video fast forward.DistantControl device 130 uses the mode of infrared signal persistently to transmit to mobile terminal 120 by giving an order by button to the right.Mobile terminal 120 detect this to the right button persistently by when giving an order, call keystroke handling process and determine thisButton persistently adjusts event by the corresponding playing progress rate that gives an order to the right, adjusts event according to this playing progress rate and adjustsThe playing progress rate of the currently playing video of display device 110.
When user can use the display devices 110 such as such as television set to show video file at needs, set up instituteState the communication connection of mobile terminal 120 and described television set, subsequently, control described shifting by remote controller 130Dynamic terminal 120 is to realize showing the function that user wants the video file play on a television set.Wherein, instituteState display device 110, for showing the described currently playing content of described mobile terminal 120.Described remote controlDevice 130, sends to described mobile terminal 120 for keyboard-coding user inputted.
Preferably, described mobile terminal 120 includes infrared remote receiver；Described mobile terminal 120 is by describedInfrared remote receiver receives the infrared coding that described remote controller 130 is launched, and by infrared driver element by describedInfrared coding is converted to keyboard-coding, it is achieved that limit mobile terminal 120 and remote controller 130 by infrared letterThe function of signal communication, uses existing remote controller 130 i.e. can control mobile terminal 120, it is not necessary to be further added byThe dedicated remote control of mobile terminal 120, and then simplify the hardware composition of multimedia play system.
Preferably, described mobile terminal 120 is electrically connected with described display device 110 by signal cable, reachesArrive the effect of the data transfer mode limiting mobile terminal 120 and display device 110.
It is further preferred that described signal cable is mobile terminal high-definition audio and video standard interface MHL cable.ItsIn, MHL cable one end electrically connects with the mobile terminal 120 with mobile terminal high-definition audio and video standard interface,The other end electrically connects with the HDMI input interface of display device 110.And then, will be mobile whole by MHL cableVideo signal and audio signal in end 120 are simultaneously transmit in external connection display equipment 110, it is no longer necessary to useFamily is through any setting, more convenient to operate.MHL cable only has 5 pins, and wherein 2 pins are specialBeing used for transmitting audio signal and video signal, other 2 is power supply and ground, and also 1 pin is to control pipeFoot.MHL cable be equivalent to minimize differential signal transmission (TMDS), DDC (DDC) andConsumer electronics control passage (CEC) and combine and be controlled, and controlling bus by one just can be to owningAudio signal and video signal carry out omnibearing control, it makes the storage of data and the transmission of data becomeIt is more prone to.
It is further preferred that described mobile terminal 120 includes at mobile terminal high-definition audio and video standard interface MHLReason unit, in real time by the currently playing content of described mobile terminal 120 by described mobile terminal high definitionThe transmission of audio-visual standard interface MHL cable is to described display device 110；And, by described display device 110By mobile terminal high-definition audio and video standard interface MHL cable and described mobile terminal high-definition audio and video standard interfaceMHL processing unit is that described mobile terminal 120 is powered.Such as, mobile terminal 120 is by multimedia file (bagInclude video signal and audio signal) by the audio and video frequency signal of MHL processing unit transmission to MHL cableTransmission pin, maps to display device 110 by MHL cable by described multimedia file.Wherein, MHL lineCable can transmit the most compressed video and audio signal so that display device 110 eliminates the ring of decompressionJoint, these video and audio signals intact can be transferred to display device 110 and play back.AndAnd, the signal of MHL cable support transmission multiple format, and picture and audio quality be not by any loss.It addition, can be realized by receiving terminal (usually television set) to transmitting terminal (usually hands intelligence by MHL cableMobile phone) provide 5V power supply for the function of charging.
The technical scheme of the present embodiment, mobile terminal 120 receives the keyboard-coding that described remote controller 130 sends,The currently playing content of described mobile terminal 120 is determined, by described currently playing interior according to described keyboard-codingHold and map to described display device 110, so that described display device 110 shows described currently playing content.ThisUtility model solves the limited problem of application of existing network Set Top Box, it is achieved can obtain user and want manyMedia file, and the function play on display device 110, reach to promote the effect that the application of user is experienced.
Embodiment two
Fig. 2 is the work of a kind of based on mobile terminal the multimedia play system in this utility model embodiment twoMake process schematic.
Shown in Figure 2, described multimedia play system based on mobile terminal includes: television set 210,MHL cable 240, smart mobile phone 220 and IR remote controller 230.Wherein, described smart mobile phone 220 includesInfrared remote receiver 224, realizes described smart mobile phone 220 by described infrared remote receiver 224 infrared with describedThe communication connection of remote controller 230.Such as, in the mobile phone with Android system as operating system, described infraredReceptor 224 can use IRM3638 module.The software platform 222 of described smart mobile phone 220 is pacifiedFill infrared driver element 223, for the infrared coding that infrared remote receiver 224 receives being converted into correspondenceKeyboard-coding, is then transmit to software platform 222.Such as, software platform 222 adds IRM3638The driver of module, is changed IRM3638 module the infrared coding received by described driverBecome corresponding keyboard-coding.Key-press event treatment progress is added in advance on described software platform 222, and,The multimedia performance events that definition keyboard-coding is corresponding, such as, the power key on definition IR remote controller 230Corresponding smart mobile phone 220 be turned on and off event；The volume that can also define on IR remote controller 230 is pressedKey correspondence smart mobile phone 220 heighten or turn down volume event；Furthermore it is also possible to be defined on broadcasting to select boundaryUnder face, user presses left and right progress button correspondence video on IR remote controller 230 and selects function, broadcasts at videoPutting in interface, user presses left and right progress button correspondence playing progress rate on IR remote controller 230 for a long time and adjustsEvent etc..
When the multimedia application 221 installed on software platform 222 detects keyboard-coding, call button thingPart treatment progress, to determine, by key-press event treatment progress, the multimedia thing that described keyboard-coding is correspondingPart, and adjust currently playing content according to described multimedia performance events.Described multimedia application 221 is passed throughCurrently playing content after software platform 222 will adjust is transmitted to MHL processing unit 225.At described MHLReason unit 225 is connected with television set 210 by MHL cable 240, will be adjusted by described MHL cable 240Currently playing content transmission after whole shows to television set 210.
The technical scheme of the present embodiment, by adding infrared remote receiver 224 on smart mobile phone 220,Infrared driver element 223 is with the addition of on the software platform 222 of smart mobile phone 220, and in multimedia applicationKey-press event treatment progress is added, it is achieved controlled the function of smart mobile phone by IR remote controller 230 in 221；It addition, realize being transmitted audio signal by smart mobile phone 220 to television set 210 and regarding by MHL cable 240Frequently while signal, television set 210 it is the function that smart mobile phone 220 is powered, has reached smart mobile phone220 purposes being used as network machine top box.
Embodiment three
Fig. 3 is the multimedia play system based on mobile terminal of a kind of employing in this utility model embodiment threePerform the method flow diagram of multimedia operation.Described multi-medium play method based on mobile terminal usesThe multimedia play system based on mobile terminal that above-described embodiment is recorded performs multimedia operation.DescribedMethod specifically includes following steps:
The keyboard-coding that step 310, acquisition remote controller send.
Wherein, described keyboard-coding includes infrared coding that on remote controller, button is corresponding, bluetooth coding and wirelessFidelity WIFI encodes.
Preferably, acquisition for mobile terminal remote controller send infrared coding, described infrared coding is changed into byKey encodes.When described remote controller sets up communication connection with mobile terminal by infrared communication mode, remote controlDevice detects the operation that user pushes button, and determines the infrared coding that described operation is corresponding, and according to settingInfrared protocol launches described infrared coding.Mobile terminal receives described infrared coding by the infrared protocol set,By infrared driver element, described infrared coding is converted to the keyboard-coding of correspondence.
Preferably, when described remote controller sets up communication connection with mobile terminal by Blue-tooth communication method, distantControl device detects the operation that user pushes button, and determines the keyboard-coding that described operation is corresponding, and according to settingBluetooth protocol launch described keyboard-coding.Setting is passed through with the mobile terminal of described remote controller successful matchingBluetooth protocol receives described keyboard-coding.
Preferably, set up logical when described remote controller by communication (such as WIFI) with mobile terminalWhen letter connects, remote controller detects the operation that user pushes button, and determines the keyboard-coding that described operation is corresponding,And launch described keyboard-coding according to the wireless communication protocol set.Movement with described remote controller successful connectionTerminal receives described keyboard-coding by the wireless communication protocol set.
Step 320, determine the currently playing content of mobile terminal according to described keyboard-coding.
The multimedia application of mobile terminal with the addition of key-press event treatment progress, at described key-press eventReason process and multimedia performance events corresponding to predefined keyboard-coding, determine the current of mobile terminalPlay content.
Preferably, mobile terminal determines, by key-press event treatment progress, the multimedia that described keyboard-coding is correspondingBroadcast event；The currently playing content of described mobile terminal is determined according to described multimedia performance events, wherein,Described multimedia performance events includes that played file selects event, playing progress rate to adjust event, volume adjusts thingPart and broadcast format select event.Such as, user is when watching video, if it is desired to by current SD videoFile is switched to high-definition video file, then need the menu key pressing on remote controller, in described menu keyMiddle selection high-definition format.Remote controller generates the infrared coding corresponding to this operation of user, and launches described redOuter coding.Smart mobile phone receives this infrared coding, obtains this infrared coding by infrared driver element correspondingKeyboard-coding, transmits described keyboard-coding to multimedia application, makes multimedia application call at key-press eventReason process, determines the multimedia performance events corresponding with this keyboard-coding by key-press event treatment progress.EnterAnd, the currently playing content of mobile terminal is determined according to described multimedia performance events.
Step 330, by described currently playing content map to display device so that described display device showsDescribed currently playing content.
Set up the communication connection of mobile terminal and display device, for example, it is possible to by the way of signal cable evenConnect described mobile terminal and display device；The wireless connections of described mobile terminal and display device can also be set up(such as WIFI connects or ZigBee connects).Preferably, described currently playing content is led to by mobile terminalCrossing signal cable to transmit to display device, wherein, described signal cable is that mobile terminal high-definition audio and video standard connectsMouth MHL cable, has reached to be powered for mobile terminal again by this MHL cable transmission dataEffect.
Note, above are only preferred embodiment of the present utility model and institute's application technology principle.Art technologyThose skilled in the art, it will be appreciated that this utility model is not limited to specific embodiment described here, are come by personnelSay and can carry out various obvious change, readjust and substitute without departing from protection model of the present utility modelEnclose.Therefore, although by above example, this utility model is described in further detail, but thisUtility model is not limited only to above example, in the case of conceiving without departing from this utility model, it is also possible toIncluding other Equivalent embodiments more, and scope of the present utility model is determined by scope of the appended claims.