CN104506903A - Audio/video output processing device, method and head-mounted type display device - Google Patents
Audio/video output processing device, method and head-mounted type display device Download PDFInfo
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- CN104506903A CN104506903A CN201410758540.6A CN201410758540A CN104506903A CN 104506903 A CN104506903 A CN 104506903A CN 201410758540 A CN201410758540 A CN 201410758540A CN 104506903 A CN104506903 A CN 104506903A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/414—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance
- H04N21/41407—Specialised client platforms, e.g. receiver in car or embedded in a mobile appliance embedded in a portable device, e.g. video client on a mobile phone, PDA, laptop
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/439—Processing of audio elementary streams
- H04N21/4398—Processing of audio elementary streams involving reformatting operations of audio signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/765—Interface circuits between an apparatus for recording and another apparatus
- H04N5/775—Interface circuits between an apparatus for recording and another apparatus between a recording apparatus and a television receiver
Abstract
The invention relates to an audio/video output processing device and method and a head-mounted type display device. The audio/video output processing device comprises a signal processing module which is used for receiving an audio/video signal in a first format inputted by an audio/video source, processing the audio/video signal and then outputting at least one path of the audio/video signal in the first format and one path of the audio/video signal in a second format, wherein the at least one path of the audio/video signal in the first format outputted by the signal processing module can be respectively outputted to at least one audio/video terminal supporting the audio/video signal in the first format, and the other path of the audio/video signal in the second format outputted by the signal processing module can be outputted to the audio/video terminal supporting the audio/video signal in the second format. Due to the audio/video output processing device, two or more people can simultaneously watch video. The problem that the electronic equipment, especially, the head-mounted type electronic equipment cannot share the video is solved.
Description
Technical field
The present invention relates to the audio frequency and video processing technology field of electronic equipment, be specifically related to a kind of audio frequency and video output processing apparatus, method and head-mounted display apparatus.
Background technology
At present, the form of the multi-media signal that electronic equipment is supported gets more and more, in the audio-video signal of numerous form, mobile terminal high-definition audio and video standard interface (Mobile High-Definition Link, MHL) audio-video signal transmission method because of its transmission pin few, can alleviate the advantages such as cable weight more and more accept by consumer-elcetronics devices, become its main flow transmission means.Head-mounted display apparatus (Head Mount Display in electronic equipment for consumption, HMD) because it can provide picture rich in detail and high-quality acoustics, development in recent years is rapid, head-mounted display apparatus also uses the MHL transformat of main flow, head-mounted display apparatus is by cassette portion and wear part composition, cassette portion is responsible for audio frequency and video process and is switched, and wears part and is responsible for displaying the play.Existing head-mounted display apparatus, due to relative closure during viewing video, namely only allows single people's viewing of wearing head-mounted display apparatus, can not realize, simultaneously for two people or many people viewing, limiting the development of head-mounted display apparatus to a certain extent.
Summary of the invention
The invention provides a kind of audio frequency and video output processing apparatus, method, can not realize, simultaneously for the problem that two people or many people watch, additionally providing a kind of head-mounted display apparatus comprising this audio frequency and video output processing apparatus to solve the electronic equipments such as existing wear-type.
For achieving the above object, technical scheme of the present invention is achieved in that
According to an aspect of the present invention, provide a kind of audio frequency and video output processing apparatus, this device comprises: signal processing module;
Signal processing module, for receiving the audio-video signal of the first form of audio-video source input and exporting the audio-video signal of at least one road first form and the audio-video signal of road second form after treatment;
Wherein, the audio-video signal of at least one road first form of signal processing module output can export at least one audio-video terminal of the audio-video signal of support first form respectively;
The exportable audio-video terminal giving the audio-video signal of support second form of audio-video signal of other road second form that signal processing module exports.
Alternatively, the audio-video signal of the first form is the audio-video signal of mobile terminal high-definition audio and video standard interface MHL form;
The audio-video signal of the second form is the audio-video signal of HDMI (High Definition Multimedia Interface) HDMI form.
Alternatively, signal processing module comprises: MHL signal extension chip and MHL to HDMI signal conversion chip;
MHL signal extension chip, for receiving the audio-video signal of the MHL form of audio-video source input and exporting the audio-video signal of at least two-way MHL form after expanding, the audio-video signal of wherein at least one road MHL form is directly exported at least one audio-video terminal of the audio-video signal supporting MHL form; The audio-video signal of an other road MHL form is exported to MHL to HDMI signal conversion chip;
MHL to HDMI signal conversion chip, for receiving the audio-video signal of the MHL form that MHL signal extension chip sends and exporting to the audio-video terminal of the audio-video signal supporting HDMI form after the audio-video signal of MHL form being converted to the audio-video signal of HDMI form.
Alternatively, signal processing module comprises: MHL to HDMI signal conversion chip, HDMI signal extension chip and at least one HDMI to MHL signal conversion chip;
MHL to HDMI signal conversion chip, for receiving the audio-video signal of the MHL form of audio-video source input and exporting to HDMI signal extension chip after being converted to the audio-video signal of HDMI form;
HDMI signal extension chip, for the audio-video signal of HDMI form being expanded to the audio-video signal of at least two-way HDMI form, and directly exports to the audio-video terminal of the audio-video signal supporting HDMI form by the audio-video signal of a wherein road HDMI form; The audio-video signal of at least one road HDMI form is exported at least one HDMI to MHL signal conversion chip respectively;
At least one HDMI to MHL signal conversion chip, for exporting at least one audio-video terminal of the audio-video signal supporting MHL form after the audio-video signal of the HDMI received separately form is converted to the audio-video signal of MHL form.
Alternatively, signal processing module exports the audio-video signal of two-way MHL form;
The audio-video signal of the two-way MHL form that signal processing module exports can export to two audio-video terminals of the audio-video signal supporting MHL form respectively;
According to another aspect of the present invention, provide a kind of head-mounted display apparatus, head-mounted display apparatus comprises: at least one wears portion and the audio frequency and video output processing apparatus as described in one aspect of the invention;
The audio-video signal of at least one road first form that audio frequency and video output processing apparatus exports can export to head-mounted display apparatus respectively at least one wear portion;
The audio-video signal of road second form that audio frequency and video output processing apparatus exports is for exporting to the audio-video terminal of the audio-video signal of support second form.
According to a further aspect of the invention, provide audio frequency and video output processing method, the method comprises: receive the audio-video signal of the first form of audio-video source input and export the audio-video signal of at least one road first form and the audio-video signal of road second form after treatment;
Wherein, the audio-video signal of at least one road first form is exported to respectively at least one audio-video terminal of the audio-video signal of support first form;
The audio-video signal of one tunnel second form is exported to the audio-video terminal of the audio-video signal of support second form.
Alternatively, the audio-video signal of MHL is the audio-video signal of mobile terminal high-definition audio and video standard interface MHL form;
The audio-video signal of HDMI is the audio-video signal of HDMI (High Definition Multimedia Interface) HDMI form.
Alternatively, the audio-video signal of audio-video signal and road second form that the audio-video signal receiving the first form of audio-video source input also exports at least one road first form after treatment comprises:
Utilize MHL signal extension chip and MHL to HDMI signal conversion chip;
By MHL signal extension chip, receive the audio-video signal of the MHL of audio-video source input and after expanding, export at least two-way MHL audio-video signal, the audio-video signal of wherein at least one road MHL directly being exported at least one audio-video terminal of the audio-video signal supporting MHL; The audio-video signal of an other road MHL is exported to MHL to HDMI signal conversion chip;
By MHL to HDMI signal conversion chip, receive the audio-video signal of the MHL that MHL signal extension chip sends and after the audio-video signal of MHL being converted to the audio-video signal of HDMI, export to the audio-video terminal of the audio-video signal supporting HDMI.
Alternatively, the audio-video signal of audio-video signal and road second form that the audio-video signal receiving the first form of audio-video source input also exports at least one road first form after treatment also comprises:
Utilize MHL to HDMI signal conversion chip, HDMI signal extension chip and at least one HDMI to MHL signal conversion chip;
By MHL to HDMI signal conversion chip, receive the audio-video signal of the MHL of audio-video source input and after being converted to the audio-video signal of HDMI, export to HDMI signal extension chip;
By HDMI signal extension chip, the audio-video signal of HDMI is expanded to the audio-video signal of at least two-way HDMI, and the audio-video signal of a wherein road HDMI is directly exported to the audio-video terminal of the audio-video signal supporting HDMI; The audio-video signal of at least one road HDMI is exported to respectively at least one HDMI to MHL signal conversion chip;
By at least one HDMI to MHL signal conversion chip, after the audio-video signal of the HDMI received separately being converted to the audio-video signal of MHL, export at least one audio-video terminal of the audio-video signal supporting MHL.
The audio-video signal of technical solution of the present invention to the first form received processes, and export the audio-video signal of at least one road first form and the audio-video signal of road second form, wherein, the audio-video signal of the first form is transferred to the terminal output broadcasting of support first form, the audio-video signal of the second form is transferred to the terminal output broadcasting of support second form, utilize this audio frequency and video output processing apparatus can realize two people or many people watch video simultaneously, namely video is watched by the audio-video terminal of the first form audio-video signal during two users, during more than three users, can by the audio-video terminal viewing video of support second form audio-video signal, realize video to share, widen the range of application of head-mounted display apparatus, provide cost savings.
Accompanying drawing explanation
Fig. 1 is the block diagram of a kind of audio frequency and video output processing apparatus that one embodiment of the invention provides;
Fig. 2 is the schematic diagram of a kind of signal processing module that one embodiment of the invention provides;
Fig. 3 is the schematic diagram of a kind of signal processing module that one embodiment of the invention provides;
Fig. 4 is the block diagram of a kind of head-mounted display apparatus that one embodiment of the invention provides.
Embodiment
Core concept of the present invention is: for existing electronic equipment especially head-mounted display apparatus when video playback, the problem cannot carried out video and share can only be watched by the unique user of the equipment of use, propose a kind of audio frequency and video output processing apparatus, processed by the audio-video signal inputted audio-video source, export the audio-video signal of two kinds of forms, i.e. the audio-video signal of the first form and the audio-video signal of the second form.Wherein, the first form audio-video signal can be exported by the portion of wearing of head-mounted display apparatus, wears part and watches, realize video and share for two users by two.When many people need shared video, the audio-video signal of the second form exported is transferred to the another kind of playback terminal that many people watch simultaneously of supporting, overcome electronic equipment thus and can only cannot carry out the shared defect of video by using the unique user of this equipment to watch video, improve the Consumer's Experience of electronic equipment.
Fig. 1 is the block diagram of a kind of audio frequency and video output processing apparatus that one embodiment of the invention provides; See Fig. 1, this audio frequency and video output processing apparatus 100 comprises: signal processing module 101, for receiving the audio-video signal of the first form of audio-video source input and exporting the audio-video signal of at least one road first form and the audio-video signal of road second form after treatment;
Wherein, the audio-video signal of at least one road first form of signal processing module output can export at least one audio-video terminal of the audio-video signal of support first form respectively;
The exportable audio-video terminal giving the audio-video signal of support second form of audio-video signal of other road second form that signal processing module exports.
The audio-video signal of this audio frequency and video output processing apparatus of the present invention to the first form received processes, and export the audio-video signal of at least one road first form and the audio-video signal of road second form, wherein, the audio-video signal of the first form is transferred to the audio-video terminal output broadcasting of support first form, the audio-video signal of the second form is transferred to the audio-video terminal output broadcasting of support second form, can be used for two people or many people to watch video by audio frequency and video output processing apparatus simultaneously, when more than three users use, video can be realized by the audio-video terminal viewing video of support second form to share, widen the range of application of head-mounted display apparatus.
In the present embodiment, be specifically described for the course of work of head-mounted display apparatus to this audio frequency and video output processing apparatus of the present invention.Head-mounted display apparatus includes cassette portion and wears part (namely wearing portion).Wherein cassette portion is used for processing the audio-video signal received and export to after switching and wears part and carry out broadcastings and export, and user is by wearing part and watch clear video and to listen to high-quality acoustic.And this audio frequency and video output processing apparatus of the present invention can be arranged in the cassette portion of wear-type display, because head-mounted display apparatus adopts the MHL signal transmission form of main flow, thus, the audio-video signal that the cassette portion of head-mounted display apparatus receives is MHL form, share to realize video, need to process the audio-video signal of this MHL form, concrete process has been come by signal processing module.
Fig. 2 is the schematic diagram of a kind of signal processing module that one embodiment of the invention provides; See Fig. 2, signal processing module comprises: MHL signal extension chip 201 and MHL to HDMI signal conversion chip 202;
MHL signal extension chip 201, for receiving the audio-video signal of the MHL form of audio-video source input and exporting the audio-video signal of at least two-way MHL form after expanding, the audio-video signal of wherein at least one road MHL form is directly exported at least one audio-video terminal of the audio-video signal supporting MHL form; The audio-video signal of an other road MHL form is exported to MHL to HDMI signal conversion chip 202;
MHL to HDMI signal conversion chip 202, for receiving the audio-video signal of the MHL form that MHL signal extension chip 201 sends and exporting to the audio-video terminal of the audio-video signal supporting HDMI form after the audio-video signal of MHL form being converted to the audio-video signal of HDMI form.
See Fig. 2, in the present embodiment, the course of work of signal processing module is: be divided into three tunnels to export the audio-video signal of MHL form through a MHL signal extension chip after the audio-video signal input of MHL form simultaneously, two portions of wearing that wherein audio frequency and video of two-way MHL form directly can output to head-mounted display apparatus display the play, and the audio-video signal that the audio-video signal of another road MHL form is converted to HDMI form through MHL to HDMI conversion chip exports.
In other embodiments of the invention, MHL signal extension chip also can export two-way MHL signal, the audio-video signal of a wherein road MHL form is transferred to signal that MHL to HDMI signal conversion chip converts HDMI form to and exports and play.The audio-video signal of another road MHL form is directly shown by the portion of wearing of head-mounted display apparatus.Or, when two people share video, wear portion for two that the audio-video signal of the two-way MHL of output are connected respectively head-mounted display apparatus, such two people can watch same video content simultaneously and can obtain same experience, make head-mounted display apparatus not be confined to unique user viewing, use.When number of users be 3 people or above time, it is also feasible for increasing multiple scheme wearing part, but stores due to head-mounted display apparatus and interface, Signal transmissions bandwidth etc. limit and cannot ensure that multiple part of wearing works and video perception is unaffected simultaneously.Therefore, when number of users is more, preferably, the audio-video terminal that the cassette portion of head-mounted display apparatus and support HDMI form audio frequency and video export is connected, and then the audio-video signal of the HDMI form that displays the play shares video to realize many people.Wherein, the audio-video terminal of support HDMI form can be liquid crystal display and liquid crystal TV set.
It should be noted that, Fig. 2 just schematically illustrates MHL signal extension chip and exports three road MHL signals, and two-way connects MHL audio-video terminal, and a road connects the situation of HDMI audio-video terminal.In practical application, can set the output of MHL extended chip to realize video sharing, such as, MHL signal extension chip exports two-way MHL signal, is not limited to the situation of the output three road MHL signal in the present embodiment.
Fig. 3 is the schematic diagram of a kind of signal processing module that the present invention's one embodiment of the invention provides; See Fig. 3, signal processing module comprises: MHL to HDMI signal conversion chip 301, HDMI signal extension chip 302 and at least one HDMI to MHL signal conversion chip 303;
MHL to HDMI signal conversion chip 301, for receiving the audio-video signal of the MHL form of audio-video source input and exporting to HDMI signal extension chip 302 after being converted to the audio-video signal of HDMI form;
HDMI signal extension chip 302, for the audio-video signal of HDMI form being expanded to the audio-video signal of at least two-way HDMI form, and the audio-video signal of a wherein road HDMI form is directly exported to the audio-video terminal of the audio-video signal supporting HDMI form; The audio-video signal of at least one road HDMI form is exported at least one HDMI to MHL signal conversion chip 303 respectively;
At least one HDMI to MHL signal conversion chip 303, for exporting at least one audio-video terminal of the audio-video signal supporting MHL form after the audio-video signal of the HDMI received separately form is converted to the audio-video signal of MHL form.
In the present embodiment, the course of work comprising the head-mounted display apparatus of signal processing module is: through MHL to a HDMI signal conversion chip after the audio-video source input of MHL form, produce HDMI signal and enter HDMI signal extension chip, the HDMI signal extension received is three tunnels by HDMI signal extension chip, two-way HDMI signal is converted to MHL Signal transmissions to audio-video terminal (the wearing portion of head-mounted display apparatus) through two HDMI to MHL signal conversion chips, another road HDMI signal can connect outside audio-video terminal (Video Expansion equipment), such as: liquid crystal TV set and liquid crystal display etc.
Fig. 2 and Fig. 3 illustrates two kinds of concrete forms of the signal processing module of audio frequency and video output processing apparatus, in other embodiments of the invention, also other can be adopted can to realize signal processing module function (after being about to the audio-video signal process of the first form of input, export the audio-video signal of at least one road first form and the audio-video signal of road second form) structure, be not limited to the chip in above-mentioned Fig. 2 and Fig. 3 and structure.
Fig. 4 is the block diagram of a kind of head-mounted display apparatus that the present invention's one embodiment of the invention provides, see Fig. 4, provide a kind of head-mounted display apparatus, head-mounted display apparatus 400 comprises: at least one wears portion 401 and as one aspect of the invention audio frequency and video output processing apparatus 101;
The audio-video signal of at least one road first form that audio frequency and video output processing apparatus 101 exports can export to head-mounted display apparatus 400 respectively at least one wear portion 401;
The audio-video signal of road second form that audio frequency and video output processing apparatus 101 exports is for exporting to the audio-video terminal of the audio-video signal of support second form.
See Fig. 4, in the present embodiment, the quantity of the audio-video terminal that the responsible video of head-mounted display apparatus displays the play is two, namely wears portion for two.Being responsible for video frequency signal processing and the audio frequency and video output processing apparatus of switching and the quantity of cassette portion is one, wear part by audio-video signal cassette portion exported by two to display the play, two users can share by the people video that achieves head-mounted display apparatus with the portion of wearing.When number of users is more need video to share, be connected to by the HDMI signal that head-mounted display apparatus exports and support that the liquid crystal TV set etc. of HDMI signal displays the play terminal, multiple user is by this terminal sharing video.Solve wear-type display by said structure and cannot realize the shared problem of video, multiple user can watch same video jointly simultaneously, extends the application scenarios of head-mounted display apparatus.
Present invention also offers a kind of audio frequency and video output processing method, the method comprises: receive the audio-video signal of the first form of audio-video source input and export the audio-video signal of at least one road first form and the audio-video signal of road second form after treatment;
Wherein, the audio-video signal of at least one road first form is exported to respectively at least one audio-video terminal of the audio-video signal of support first form;
The audio-video signal of one tunnel second form is exported to the audio-video terminal of the audio-video signal of support second form.
In the present embodiment, the audio-video signal of MHL is the audio-video signal of mobile terminal high-definition audio and video standard interface MHL form;
The audio-video signal of HDMI is the audio-video signal of HDMI (High Definition Multimedia Interface) HDMI form.
In the present embodiment, the audio-video signal of audio-video signal and road second form that the audio-video signal receiving the first form of audio-video source input also exports at least one road first form after treatment comprises:
Utilize MHL signal extension chip and MHL to HDMI signal conversion chip;
By MHL signal extension chip, receive the audio-video signal of the MHL of audio-video source input and after expanding, export at least two-way MHL audio-video signal, the audio-video signal of wherein at least one road MHL directly being exported at least one audio-video terminal of the audio-video signal supporting MHL; The audio-video signal of an other road MHL is exported to MHL to HDMI signal conversion chip;
By MHL to HDMI signal conversion chip, receive the audio-video signal of the MHL that MHL signal extension chip sends and after the audio-video signal of MHL being converted to the audio-video signal of HDMI, export to the audio-video terminal of the audio-video signal supporting HDMI.
In the present embodiment, the audio-video signal of audio-video signal and road second form that the audio-video signal receiving the first form of audio-video source input also exports at least one road first form after treatment also comprises:
Utilize MHL to HDMI signal conversion chip, HDMI signal extension chip and at least one HDMI to MHL signal conversion chip;
By MHL to HDMI signal conversion chip, receive the audio-video signal of the MHL of audio-video source input and after being converted to the audio-video signal of HDMI, export to HDMI signal extension chip;
By HDMI signal extension chip, the audio-video signal of HDMI is expanded to the audio-video signal of at least two-way HDMI, and the audio-video signal of a wherein road HDMI is directly exported to the audio-video terminal of the audio-video signal supporting HDMI; The audio-video signal of at least one road HDMI is exported to respectively at least one HDMI to MHL signal conversion chip;
By at least one HDMI to MHL signal conversion chip, after the audio-video signal of the HDMI received separately being converted to the audio-video signal of MHL, export at least one audio-video terminal of the audio-video signal supporting MHL.
It should be noted that, this audio frequency and video output processing method in one embodiment of the present of invention and above-mentioned audio frequency and video output processing apparatus part corresponding, therefore, the specific implementation step of this audio frequency and video output processing method see the respective description of audio frequency and video output processing apparatus part above, can not repeat them here.
In sum, the audio-video signal of technical scheme of the present invention to the first form received processes, and export the audio-video signal of at least one road first form and the audio-video signal of road second form, wherein, the audio-video signal of the first form is transferred to the terminal output broadcasting of support first form, the audio-video signal of the second form is transferred to the terminal output broadcasting of support second form, utilize this audio frequency and video output processing apparatus can realize two people or many people watch video simultaneously, namely two users use during electronic equipment and watch video by the audio and video playing terminal of the first form, when more than three users use, can by the audio-video terminal viewing video of support second form, realize video to share, widen the range of application of head-mounted display apparatus, and provide cost savings.
The foregoing is only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.
Claims (10)
1. an audio frequency and video output processing apparatus, is characterized in that, this device comprises: signal processing module;
Described signal processing module, for receiving the audio-video signal of the first form of audio-video source input and exporting the audio-video signal of at least one road first form and the audio-video signal of road second form after treatment;
Wherein, the audio-video signal of at least one road first form of described signal processing module output can export at least one audio-video terminal of the audio-video signal supporting described first form respectively;
The exportable audio-video terminal giving the audio-video signal supporting described second form of audio-video signal of other road second form that described signal processing module exports.
2. audio frequency and video output processing apparatus as claimed in claim 1, it is characterized in that, the audio-video signal of described first form is the audio-video signal of mobile terminal high-definition audio and video standard interface MHL form;
The audio-video signal of described second form is the audio-video signal of HDMI (High Definition Multimedia Interface) HDMI form.
3. audio frequency and video output processing apparatus as claimed in claim 2, is characterized in that,
Described signal processing module comprises: MHL signal extension chip and MHL to HDMI signal conversion chip;
Described MHL signal extension chip, for receiving the audio-video signal of the MHL form of audio-video source input and exporting the audio-video signal of at least two-way MHL form after expanding, the audio-video signal of wherein at least one road MHL form is directly exported at least one audio-video terminal of the audio-video signal supporting described MHL form; The audio-video signal of an other road MHL form is exported to described MHL to HDMI signal conversion chip;
Described MHL to HDMI signal conversion chip, for receiving the audio-video signal of the MHL form that described MHL signal extension chip sends and exporting to the audio-video terminal of the audio-video signal supporting described HDMI form after the audio-video signal of described MHL form is converted to the audio-video signal of HDMI form.
4. audio frequency and video output processing apparatus as claimed in claim 2, it is characterized in that, described signal processing module comprises: MHL to HDMI signal conversion chip, HDMI signal extension chip and at least one HDMI to MHL signal conversion chip;
Described MHL to HDMI signal conversion chip, for receiving the audio-video signal of the MHL form of audio-video source input and exporting to described HDMI signal extension chip after being converted to the audio-video signal of HDMI form;
Described HDMI signal extension chip, for the audio-video signal of described HDMI form being expanded to the audio-video signal of at least two-way HDMI form, and the audio-video signal of a wherein road HDMI form is directly exported to the audio-video terminal of the audio-video signal supporting described HDMI form; The audio-video signal of at least one road HDMI form is exported to respectively at least one HDMI to MHL signal conversion chip described;
At least one HDMI to MHL signal conversion chip described, for exporting at least one audio-video terminal of the audio-video signal supporting described MHL form after the audio-video signal of the described HDMI form received separately is converted to the audio-video signal of MHL form.
5. audio frequency and video output processing apparatus as claimed in claim 2, is characterized in that, described signal processing module exports the audio-video signal of two-way MHL form;
The audio-video signal of the two-way MHL form that described signal processing module exports can export to two audio-video terminals of the audio-video signal supporting described MHL form respectively.
6. a head-mounted display apparatus, is characterized in that, described head-mounted display apparatus comprises: at least one wears portion and the audio frequency and video output processing apparatus according to any one of claim 1-5;
The audio-video signal of at least one road first form that described audio frequency and video output processing apparatus exports can export to described head-mounted display apparatus respectively at least one wear portion;
The audio-video signal of road second form that described audio frequency and video output processing apparatus exports is for exporting to the audio-video terminal of the audio-video signal supporting described second form.
7. an audio frequency and video output processing method, is characterized in that, the method comprises:
Receive the audio-video signal of the first form of audio-video source input and export the audio-video signal of at least one road first form and the audio-video signal of road second form after treatment;
Wherein, the audio-video signal of at least one road first form is exported to respectively at least one audio-video terminal of the audio-video signal supporting described first form;
The audio-video signal of one tunnel second form is exported to the audio-video terminal of the audio-video signal supporting described second form.
8. audio frequency and video output processing method as claimed in claim 7, is characterized in that,
The audio-video signal of described MHL is the audio-video signal of mobile terminal high-definition audio and video standard interface MHL form;
The audio-video signal of described HDMI is the audio-video signal of HDMI (High Definition Multimedia Interface) HDMI form.
9. audio frequency and video output processing method as claimed in claim 8, is characterized in that,
The audio-video signal of the first form of described reception audio-video source input the audio-video signal of the audio-video signal and road second form that export at least one road first form after treatment comprise:
Utilize MHL signal extension chip and MHL to HDMI signal conversion chip;
By described MHL signal extension chip, receive the audio-video signal of the MHL of audio-video source input and after expanding, export at least two-way MHL audio-video signal, the audio-video signal of wherein at least one road MHL directly being exported at least one audio-video terminal of the audio-video signal supporting described MHL; The audio-video signal of an other road MHL is exported to described MHL to HDMI signal conversion chip;
By described MHL to HDMI signal conversion chip, receive the audio-video signal of the MHL that described MHL signal extension chip sends and after the audio-video signal of described MHL being converted to the audio-video signal of HDMI, export to the audio-video terminal of the audio-video signal supporting described HDMI.
10. audio frequency and video output processing method as claimed in claim 8, it is characterized in that, the audio-video signal of the first form of described reception audio-video source input the audio-video signal of the audio-video signal and road second form that export at least one road first form after treatment also comprise:
Utilize MHL to HDMI signal conversion chip, HDMI signal extension chip and at least one HDMI to MHL signal conversion chip;
By described MHL to HDMI signal conversion chip, receive the audio-video signal of the MHL of audio-video source input and after being converted to the audio-video signal of HDMI, export to described HDMI signal extension chip;
By described HDMI signal extension chip, the audio-video signal of described HDMI is expanded to the audio-video signal of at least two-way HDMI, and the audio-video signal of a wherein road HDMI is directly exported to the audio-video terminal of the audio-video signal supporting described HDMI; The audio-video signal of at least one road HDMI is exported to respectively at least one HDMI to MHL signal conversion chip described;
By at least one HDMI to MHL signal conversion chip described, after the audio-video signal of the described HDMI received separately is converted to the audio-video signal of MHL, export at least one audio-video terminal of the audio-video signal supporting described MHL.
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