A kind of multimedia play system based on mobile terminal and player methodTechnical field
The embodiment of the present invention relates to digital communication technology, particularly relates to a kind of multimedia play system based on mobile terminal and player method.
Background technology
TV user generally uses network machine top box to visit the Internet to obtain the audio-video frequency content wanted.Network machine top box is the dedicated computing equipment of the interface as television set and broadband network, can realize received television signal, the data reformatted in this TV signal by network machine top box, and sends data to television set and show for television set.
At present, the application of network machine top box is subject to many limitations, the browser of addressable the Internet can not be there is in system such as not by USB port installation application software, network machine top box and do not push the restriction such as application software or video website client by application shop, user may be caused cannot to obtain by network machine top box the audio-video document wanted play, the application that have impact on user is experienced.
Summary of the invention
The invention provides a kind of multimedia play system based on mobile terminal and player method, to realize the multimedia file that acquisition user wants, and the function play on the display device, the application improving user is experienced.
First aspect, embodiments provides a kind of multimedia play system based on mobile terminal, comprising: mobile terminal, display device and remote controller;
Described mobile terminal is electrically connected with described display device and remote controller, for receiving the keyboard-coding that described remote controller sends, determining the current play content of described mobile terminal, described current play content is mapped to described display device according to described keyboard-coding;
Described display device, for showing the described current play content of described mobile terminal;
Described remote controller, the keyboard-coding for user being inputted is sent to described mobile terminal.
Second aspect, the embodiment of the present invention additionally provides a kind of multi-medium play method based on mobile terminal, adopts the multimedia play system based on mobile terminal of above-mentioned first aspect to perform multimedia operation, comprising:
Obtain the keyboard-coding that remote controller sends;
According to the current play content of described keyboard-coding determination mobile terminal;
Described current play content is mapped to display device, shows described current play content to make described display device.
In the present invention, mobile terminal receives the keyboard-coding that described remote controller sends, the current play content of described mobile terminal is determined according to described keyboard-coding, described current play content is mapped to described display device, shows described current play content to make described display device.The present invention solves the limited problem of the application of existing network Set Top Box, realizes obtaining the multimedia file that user wants, and the function play on the display device, reaches the effect that the application that promotes user is experienced.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of multimedia play system based on mobile terminal in the embodiment of the present invention one;
Fig. 2 is the course of work schematic diagram of a kind of multimedia play system based on mobile terminal in the embodiment of the present invention two;
Fig. 3 is the flow chart of a kind of multi-medium play method based on mobile terminal in the embodiment of the present invention three.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not entire infrastructure.
Embodiment one
The structural representation of a kind of multimedia play system based on mobile terminal that Fig. 1 provides for the embodiment of the present invention one, the present embodiment is applicable to the situation that mobile terminal is used as network machine top box.The described multimedia play system based on mobile terminal specifically comprises: mobile terminal 120, display device 110 and remote controller 130.Preferably, described mobile terminal 120 comprises the portable mobile termianl such as smart mobile phone and panel computer.Display device 110 comprises the larger equipment of the display screen such as television set and display screen.Remote controller 130 comprises Infrared remote controller, blue Tooth remote controller or Wireless Fidelity WFI remote controller etc.
Described mobile terminal 120 is electrically connected with described display device 110 and remote controller 130, for receiving the keyboard-coding that described remote controller 130 sends, determine the current play content of described mobile terminal 120 according to described keyboard-coding, described current play content is mapped to described display device 110.Preferably, described mobile terminal 120 determines by key-press event treatment progress the multimedia performance events that described keyboard-coding is corresponding; Determine the current play content of described mobile terminal 120 according to described multimedia performance events, wherein, described multimedia performance events comprises played file and selects event, playing progress rate adjustment event, volume adjustment event and broadcast format selection event etc.Such as, at video playback interface, if user wants to realize video fast forward operation, then can grow by button to the right in progress button in left and right on remote controller 130, realize video fast forward.Remote controller 130 adopts the mode of infrared signal to continue to press command to mobile terminal 120 by button to the right.Button is lasting by when giving an order to the right detecting this for mobile terminal 120, call keystroke handling process determine this to the right button continue by the corresponding playing progress rate adjustment event that gives an order, according to the playing progress rate of this playing progress rate adjustment event adjustment display device 110 current displaying video.
User can use the display device 110 display video files such as such as television set during at needs, set up the communication connection of described mobile terminal 120 and described television set, subsequently, described mobile terminal 120 is controlled to realize showing the function that user wants the video file play on a television set by remote controller 130.Wherein, described display device 110, for showing the described current play content of described mobile terminal 120.Described remote controller 130, the keyboard-coding for user being inputted is sent to described mobile terminal 120.
Preferably, described mobile terminal 120 comprises infrared remote receiver; Described mobile terminal 120 receives the infrared coding of described remote controller 130 transmitting by described infrared remote receiver, and by infrared driver element, described infrared coding is converted to keyboard-coding, achieve and limit mobile terminal 120 and remote controller 130 function by infrared data communications, use existing remote controller 130 namely can control mobile terminal 120, without the need to increasing the dedicated remote control of mobile terminal 120 again, and then the hardware simplifying multimedia play system is formed.
Preferably, described mobile terminal 120 is electrically connected with described display device 110 by signal cable, reaches the effect of the data transfer mode limiting mobile terminal 120 and display device 110.
Preferred further, described signal cable is mobile terminal high-definition audio and video standard interface MHL cable.Wherein, MHL cable one end is electrically connected with the mobile terminal 120 with mobile terminal high-definition audio and video standard interface, and the other end is electrically connected with the HDMI input interface of display device 110.And then, by MHL cable, the vision signal in mobile terminal 120 and audio signal are transferred in external connection display equipment 110 simultaneously, no longer need user through any setting, more convenient to operate.MHL cable only has 5 pins, and wherein 2 pins are used for transmission of audio signal and vision signal specially, and other 2 is VDD-to-VSS, also has 1 pin to be control pin.MHL cable is equivalent to transition minimized differential signaling (TMDS), DDC (DDC) and consumer electronics control channel (CEC) to combine control, just can carry out omnibearing control to all audio signals and vision signal by a control bus, it makes the storage of data and the transmission of data become to be more prone to.
Preferred further, described mobile terminal 120 comprises mobile terminal high-definition audio and video standard interface MHL processing unit, for real-time, the current play content of described mobile terminal 120 is transferred to described display device 110 by described mobile terminal high-definition audio and video standard interface MHL cable; And, be that described mobile terminal 120 is powered by described display device 110 by mobile terminal high-definition audio and video standard interface MHL cable and described mobile terminal high-definition audio and video standard interface MHL processing unit.Such as, multimedia file (comprising vision signal and audio signal) is transferred to the audio and video frequency signal transmission pin of MHL cable by mobile terminal 120 by MHL processing unit, by MHL cable, described multimedia file is mapped to display device 110.Wherein, MHL cable can transmit not compressed video and audio signal, makes display device 110 eliminate the link of decompression, and these video and audio signals can intactly be transferred to display device 110 and play back.Further, the signal of MHL cable support transmission multiple format, and picture and audio quality are not subject to any loss.In addition, can realize providing the function of 5V power supply for charging by receiving terminal (being generally television set) to transmitting terminal (being generally hand smart mobile phone) by MHL cable.
The technical scheme of the present embodiment, mobile terminal 120 receives the keyboard-coding that described remote controller 130 sends, the current play content of described mobile terminal 120 is determined according to described keyboard-coding, described current play content is mapped to described display device 110, shows described current play content to make described display device 110.The present invention solves the limited problem of the application of existing network Set Top Box, realizes obtaining the multimedia file that user wants, and the function play on display device 110, reaches the effect that the application that promotes user is experienced.
Embodiment two
Fig. 2 is the course of work schematic diagram of a kind of multimedia play system based on mobile terminal in the embodiment of the present invention two.
Shown in Figure 2, the described multimedia play system based on mobile terminal comprises: television set 210, MHL cable 240, smart mobile phone 220 and Infrared remote controller 230.Wherein, described smart mobile phone 220 comprises infrared remote receiver 224, is realized the communication connection of described smart mobile phone 220 and described Infrared remote controller 230 by described infrared remote receiver 224.Such as, in the mobile phone taking Android system as operating system, described infrared remote receiver 224 can adopt IRM3638 module.Installation infrared driver element 223 on the software platform 222 of described smart mobile phone 220, the infrared coding for being received by infrared remote receiver 224 converts corresponding keyboard-coding to, then transfers to software platform 222.Such as, software platform 222 adds the driver of IRM3638 module, keyboard-coding corresponding to IRM3638 module the infrared coding received is converted to by described driver.Key-press event treatment progress is added in advance on described software platform 222, and, the multimedia performance events that definition push key coding is corresponding, such as, the unlatching of the corresponding smart mobile phone 220 of the power key in definition Infrared remote controller 230 or close event; What can also define the corresponding smart mobile phone 220 of volume button in Infrared remote controller 230 heightens or turns down volume event; In addition, can also be defined under playing selection interface, user to press in Infrared remote controller 230 the corresponding video selection function of left and right progress button, and in video playback interface, user to press in Infrared remote controller 230 left and right progress button corresponding playing progress rate adjustment event etc. for a long time.
When the multimedia application 221 that software platform 222 is installed detects keyboard-coding, call key-press event treatment progress, to determine by key-press event treatment progress the multimedia performance events that described keyboard-coding is corresponding, and adjust current play content according to described multimedia performance events.Current play content after adjustment is transferred to MHL processing unit 225 by software platform 222 by described multimedia application 221.Described MHL processing unit 225 is connected with television set 210 by MHL cable 240, by described MHL cable 240, the current play content after adjustment is transferred to television set 210 and shows.
The technical scheme of the present embodiment, by adding infrared remote receiver 224 on smart mobile phone 220, the software platform 222 of smart mobile phone 220 with the addition of infrared driver element 223, and key-press event treatment progress is added in multimedia application 221, realize the function being controlled smart mobile phone by Infrared remote controller 230; In addition, realizing by smart mobile phone 220 to while television set 210 transmission of audio signal and vision signal by MHL cable 240, is the function that smart mobile phone 220 is powered by television set 210, reaches object smart mobile phone 220 being used as network machine top box.
Embodiment three
Fig. 3 is the flow chart of a kind of multi-medium play method based on mobile terminal in the embodiment of the present invention three.The multimedia play system based on mobile terminal that the described multi-medium play method based on mobile terminal adopts above-described embodiment to record performs multimedia operation.Described method specifically comprises the steps:
The keyboard-coding that step 310, acquisition remote controller send.
Wherein, described keyboard-coding comprises infrared coding corresponding to button on remote controller, bluetooth coding and Wireless Fidelity WIFI coding.
Preferably, the infrared coding that acquisition for mobile terminal remote controller sends, changes into keyboard-coding by described infrared coding.When described remote controller and mobile terminal are established a communications link by infrared communication mode, remote controller detects the operation that user pushes button, and determines the infrared coding that described operation is corresponding, and launches described infrared coding according to the infrared protocol of setting.Mobile terminal receives described infrared coding by the infrared protocol of setting, by infrared driver element, described infrared coding is converted to corresponding keyboard-coding.
Preferably, when described remote controller and mobile terminal are established a communications link by Blue-tooth communication method, remote controller detects the operation that user pushes button, and determines the keyboard-coding that described operation is corresponding, and launches described keyboard-coding according to the Bluetooth protocol of setting.Described keyboard-coding is received by the Bluetooth protocol set with the mobile terminal of described remote controller successful matching.
Preferably, when described remote controller and mobile terminal are established a communications link by communication (such as WIFI), remote controller detects the operation that user pushes button, and determines the keyboard-coding that described operation is corresponding, and launches described keyboard-coding according to the wireless communication protocol of setting.Described keyboard-coding is received by the wireless communication protocol set with the mobile terminal of described remote controller successful connection.
Step 320, current play content according to described keyboard-coding determination mobile terminal.
With the addition of key-press event treatment progress in the multimedia application of mobile terminal, according to described key-press event treatment progress and multimedia performance events corresponding to predefined keyboard-coding, determine the current play content of mobile terminal.
Preferably, mobile terminal determines by key-press event treatment progress the multimedia performance events that described keyboard-coding is corresponding; Determine the current play content of described mobile terminal according to described multimedia performance events, wherein, described multimedia performance events comprises played file and selects event, playing progress rate adjustment event, volume adjustment event and broadcast format to select event.Such as, user, when watching video, if want current SD video file to be switched to high-definition video file, then needs the menu key pressed on remote controller, in described menu key, selects high-definition format.Remote controller generates the infrared coding corresponding to this operation of user, and launches described infrared coding.Smart mobile phone receives this infrared coding, keyboard-coding corresponding to this infrared coding is obtained by infrared driver element, described keyboard-coding is transferred to multimedia application, make multimedia application call key-press event treatment progress, determine the multimedia performance events corresponding with this keyboard-coding by key-press event treatment progress.And then, according to the current play content of described multimedia performance events determination mobile terminal.
Step 330, described current play content is mapped to display device, show described current play content to make described display device.
Set up the communication connection of mobile terminal and display device, such as, described mobile terminal and display device can be connected by the mode of signal cable; The wireless connections (such as WIFI is connected or ZigBee connects) of described mobile terminal and display device can also be set up.Preferably, described current play content is transferred to display device by signal cable by mobile terminal, and wherein, described signal cable is mobile terminal high-definition audio and video standard interface MHL cable, reach both by this MHL cable transmission data, the effect can powered for mobile terminal again.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and can not protection scope of the present invention be departed from.Therefore, although be described in further detail invention has been by above embodiment, the present invention is not limited only to above embodiment, when not departing from the present invention's design, can also comprise other Equivalent embodiments more, and scope of the present invention is determined by appended right.