CN106131685A - A kind of information transferring method, video playback apparatus and video display apparatus - Google Patents

A kind of information transferring method, video playback apparatus and video display apparatus Download PDF

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Publication number
CN106131685A
CN106131685A CN201610480953.1A CN201610480953A CN106131685A CN 106131685 A CN106131685 A CN 106131685A CN 201610480953 A CN201610480953 A CN 201610480953A CN 106131685 A CN106131685 A CN 106131685A
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China
Prior art keywords
edid
video
playback apparatus
video playback
display apparatus
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CN201610480953.1A
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Chinese (zh)
Inventor
孟伟平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leshi Zhixin Electronic Technology Tianjin Co Ltd
LeTV Holding Beijing Co Ltd
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Leshi Zhixin Electronic Technology Tianjin Co Ltd
LeTV Holding Beijing Co Ltd
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Application filed by Leshi Zhixin Electronic Technology Tianjin Co Ltd, LeTV Holding Beijing Co Ltd filed Critical Leshi Zhixin Electronic Technology Tianjin Co Ltd
Priority to CN201610480953.1A priority Critical patent/CN106131685A/en
Priority to PCT/CN2016/100473 priority patent/WO2018000637A1/en
Publication of CN106131685A publication Critical patent/CN106131685A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H04N21/47—End-user applications
    • H04N21/472—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content
    • H04N21/47205—End-user interface for requesting content, additional data or services; End-user interface for interacting with content, e.g. for content reservation or setting reminders, for requesting event notification, for manipulating displayed content for manipulating displayed content, e.g. interacting with MPEG-4 objects, editing locally
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
    • 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
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
    • H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
    • H04N21/4627—Rights management associated to the content

Abstract

The present invention is that wherein information transferring method includes about information transferring method, video playback apparatus and video display apparatus: sends information to video display apparatus and reads instruction；According to default acquisition Rule EDID, extract the display parameters in EDID；Whether the match is successful to judge the play parameter of display parameters and video playback apparatus self；If display parameters are with play parameter, the match is successful, then transmit the video data matched with EDID to video display apparatus；If display parameters are with play parameter, it fails to match, then according to presetting acquisition rule reacquisition EDID, wherein, the version of the EDID that video playback apparatus obtains every time is different.The technical scheme that the present invention provides enables to video playback apparatus and reads the EDID matched with video playback apparatus self ability to play such that it is able to video display apparatus Successful transmissions video data.

Description

A kind of information transferring method, video playback apparatus and video display apparatus
Technical field
The present invention relates to transmission of video and control technical field, particularly relate to a kind of information transferring method, video playback sets Standby and video display apparatus.
Background technology
EDID (Extended Display Identification DATA, expanded display recognition data) regards as one Frequently the data standard of display device (such as display), containing can the display parameters of reflecting video display device display capabilities. These display parameters include the version number of EDID self, the resolution of video display apparatus, the display parameter such as sequential and display size Information.Owing to EDID includes the above-mentioned display parameters of video display apparatus, therefore, when video playback apparatus is (as DVD plays Device) when being connected with video display apparatus foundation, video playback apparatus is by obtaining this EDID, it is possible to judge the broadcasting energy of self Power whether display capabilities with video display apparatus matches, further to video display apparatus transmission and above-mentioned display parameters phase The video data adapted to.Wherein, the video playback apparatus acquisition for EDID and the transmission for video data, it is common that logical Cross what HDMI (High Definition Multimedia Interface, HDMI) realized.
Fig. 1 is video playback apparatus and the mutual schematic diagram of video display apparatus in prior art, as it is shown in figure 1, video Playback equipment and video display apparatus are the most all correspondingly arranged on HDMI, and the HDMI of video playback apparatus self shows with video and sets Standby HDMI is established a connection by data transmission channel, thus realizes the transmission of EDID and video data, and these data are transmitted Passage includes 3 TMDS (the Transition Minimized Differential for transmitting video data Signaling, minimizes differential signal transmission) passage and 1 TMDS clock lane of control/status signal, and be used for passing The DDC (Display Data Channel, DDC) of defeated EDID.Concrete information transmission process is as follows: work as video Playback equipment is set up with video display apparatus when being connected, and video playback apparatus is read by the HDMI in video display apparatus (Electrically Erasable Programmable Read-Only Memory, electric erazable programmable is read-only to be deposited EEPROM Reservoir) EDID that stores；When video playback apparatus judges that the ability to play of self is fitted mutually with the display parameters in the EDID of reading At once, video data is transferred to video display apparatus by the TMDS passage between HDMI by video playback apparatus, so that video Display device display video data.
But, in the EDID of different editions, the display capabilities of the video display apparatus that display parameters are reflected is not consistent, The ability to play of this display capabilities and video playback apparatus self not necessarily matches, and causes the video counts in video playback apparatus According to not necessarily adapting to the display parameters of EDID, so that video playback apparatus may transmit video to video display apparatus Data, further result in video display apparatus cannot video data, thus have impact on the experience of user.
Summary of the invention
Video data for overcoming present in correlation technique in video playback apparatus not necessarily adapts to the display ginseng of EDID Number, causes the video playback apparatus may be to the problem of video display apparatus transmitting video data, and the present invention provides a kind of letter Breath transmission method, video playback apparatus and video display apparatus.
According to the first aspect of the invention, it is provided that a kind of information transferring method for video playback apparatus, information passes Transmission method includes:
Sending information to video display apparatus and read instruction, described information reads instruction and is used for reading described video and shows and set Standby extending display identification data EDID；
According to EDID described in default acquisition Rule, extract the display parameters in described EDID；
Whether the match is successful to judge the play parameter of described display parameters and described video playback apparatus self；
If described display parameters are with described play parameter, the match is successful, then transmit with described to described video display apparatus The video data that EDID matches；
If described display parameters are with described play parameter, it fails to match, then reacquire institute according to the described default rule that obtains Stating EDID, wherein, the version of the EDID that described video playback apparatus obtains every time is different.
Send information by video playback apparatus to video display apparatus and read instruction, with according to default acquisition Rule EDID, when it fails to match for the play parameter of the display parameters in this EDID Yu video playback apparatus self, according to default acquisition The version that rule reacquires EDID, the EDID the most every time got is different.Therefore, video playback apparatus can by self Play parameter is mated respectively with the EDID of multiple different editions of video display apparatus, reduces what single EDID was reflected Display parameters do not mate the situation that cannot transmit video data caused with play parameter, increase video playback apparatus to video The probability of display device transmitting video data, improves the experience of user.
Alternatively, described according to EDID described in default acquisition Rule, including:
The height of the version priority according to EDID all in described video display apparatus obtains described EDID successively, its In, the EDID that the described version priority of preferential acquisition is the highest.
Video display apparatus is obtained successively by the height of the version priority according to EDID all in video display apparatus EDID, it is possible to the preferential display parameters using EDID reflection that version priority is the highest mate with play parameter, thus Increase the probability of coupling, improve the probability that the match is successful, and then video playback apparatus success is passed to video display apparatus Defeated video data.
Alternatively, the described height according to the version priority of EDID all in video display apparatus obtains EDID successively, Including:
Obtaining the EDID that in described all EDID, version is the highest, wherein, described all EDID do not include described video playback The EDID that equipment has got.
The display device ability of the EDID reflection that version is the highest is more powerful, and display effect is best, therefore by preferentially obtaining Take the EDID that in all EDID, version is the highest, it is possible to optimal display effect to video display apparatus transmitting video data, from And make video display apparatus with optimal display capabilities display video data.Meanwhile, EDID is upward-compatible, and therefore version number is relatively The display parameters of low EDID reflection are the biggest with the play parameter of the video playback apparatus probability that the match is successful, wherein, above-mentioned All EDID do not include the EDID that video playback apparatus has got, the then version of the EDID that video playback apparatus gets every time This number difference, when the EDID of this version number does not mates, uses the EDID of other versions to mate again, further increases Join successful probability.
Alternatively, whether the match is successful for the described play parameter judging display parameters and video playback apparatus self, including:
Judge whether the resolution of described video display apparatus mates with the exportable resolution of described video playback apparatus；
Judge whether the display sequential of described video display apparatus mates with the exportable sequential of described video playback apparatus； And,
Judge whether the display size of described video display apparatus mates with the exportable size of described video playback apparatus.
The display parameters that EDID comprises reflect the display capabilities of video display apparatus, and display capabilities includes resolution, shows Show the content such as sequential and display size, and the play parameter of video playback apparatus reflect the ability to play of video playback apparatus, By display capabilities (resolution, exportable sequential and exportable size etc.) is mated with ability to play, it is possible to make to regard Frequently playback equipment successfully transmits the video data adapted with EDID to video display apparatus, thus improves transmission of video and show The probability shown.
Alternatively, before the described step reacquiring described EDID according to described default acquisition rule, also include:
Bust this message is sent to described video display apparatus；And/or,
Judging whether to receive the stressed message that described video display apparatus sends, described stressed message is used for notifying described Video playback apparatus re-reads described EDID；
When receiving described stressed message, reacquire described EDID according to the described default rule that obtains.
By sending bust this message to video display apparatus, it is possible to make video display apparatus recognize former EDID in time The display parameters comprised do not mate with play parameter, thus call the EDID of other versions in time, so that video playback apparatus Get the EDID of other versions in time, it is to avoid obtain failed situation and occur.It addition, broadcast to video by video display apparatus Equipment of putting sends reads message again, illustrates that video display apparatus is already prepared to transmit the EDID of other versions such that it is able to make Video playback apparatus obtains this EDID in time, and then in time by the play parameter of the display parameters in EDID Yu video playback apparatus Mate.
According to the second aspect of the invention, additionally provide a kind of information transferring method, for video display apparatus, described regard Frequently display device has the EDID of at least two different editions, and described information transferring method includes:
Receive the information reading instruction that video playback apparatus sends；
Described EDID is sent to described video playback apparatus according to the default rule that sends, so that described video playback apparatus root Corresponding video data is sent to described video display apparatus according to described EDID；
The described video data of described video playback apparatus transmission whether is received in judging the scheduled time；
If receiving described video data in the scheduled time, then show described video data；
If not receiving described video data in the scheduled time, then according to described default transmission rule again to video playback Equipment sends described EDID, and wherein, the version of the EDID that described video display apparatus sends every time is different.
The information being received video playback apparatus by video display apparatus reads instruction, to send according to the default rule that sends Described EDID, when not receiving video data in the scheduled time, illustrates that the display parameters that this EDID reflects set with video playback It fails to match for standby play parameter, then resend EDID according to the default rule that sends, the version of the EDID wherein every time sent Different.Therefore, when it fails to match, it is possible to make the video playback apparatus can be by the play parameter of self and video display apparatus The EDID of multiple different editions mate respectively, do not reduce display parameters that single EDID reflected and play parameter not Join cause cannot the situation of transmitting video data, increase video playback apparatus to video display apparatus transmitting video data Probability, and then video display apparatus can successfully show this video data, improves the experience of user.
Alternatively, described according to described default send rule to described video playback apparatus send described EDID, including:
The height of the version priority according to EDID all in described video display apparatus sends described EDID successively, its In, the EDID that the described version priority of preferential transmission is the highest.
Sent out to video playback apparatus successively by the height of the version priority according to EDID all in video display apparatus Send EDID, it is possible to preferentially mated with play parameter by the display parameters of EDID reflection the highest for version priority, thus increase The probability of big coupling, improves the probability that the match is successful, and then makes video display apparatus successfully get video playback apparatus transmission Video data.
Alternatively, the described height according to the version priority of EDID all in video display apparatus sends described successively EDID, including:
Call and send the EDID that in described all EDID, version is the highest, wherein, described institute to described video playback apparatus EDID is had not include the EDID sent to described video playback apparatus.
The display capabilities of the video display apparatus of the EDID reflection that version is the highest is the strongest, and display effect is best, therefore passes through Preferentially call and send the EDID that in all EDID, version is the highest, if the display parameters of this EDID and the broadcasting of video playback apparatus Parameter is mated, then video display apparatus can get the video data that display effect is optimal, and then makes video display apparatus This video data is shown with optimal display capabilities.Meanwhile, EDID is upward-compatible, showing of the EDID reflection that therefore version number is relatively low Showing that parameter is the biggest with the play parameter of the video playback apparatus probability that the match is successful, wherein, above-mentioned all EDID have not included Through sending the EDID to video playback apparatus, by causing, the version number every time sending the EDID to video playback apparatus is different, from And the display parameters that the play parameter of self reflects with different editions EDID are mated by video playback apparatus, increase Joining successful probability, version number obtains EDID the most successively simultaneously, while improving the match is successful probability, improves Display effect to video data.
Alternatively, described basis is preset before sending the step that rule sends described EDID again to video playback apparatus, Also include:
Judge whether to receive the bust this message that described video playback apparatus sends, when receiving described bust this During message, send described EDID according to the described default rule that sends to video playback apparatus；And/or,
Sending to described video playback apparatus and read message again, described stressed message is used for making described video playback apparatus again Read the EDID of described video display apparatus；
Judge whether to receive the information reading instruction that described video playback apparatus sends, read when receiving described information During instruction, resend described EDID according to the described default rule that sends to video playback apparatus.
By receiving the bust this message that video playback apparatus sends, it is possible to recognize the display that former EDID comprises in time Parameter is not mated with play parameter, thus calls the EDID of other versions in time, to send other to video playback apparatus in time The EDID of version, it is to avoid obtain and occur less than the situation of video data.It addition, disappear by sending to read again to video playback apparatus Breath, illustrates that video display apparatus is already prepared to the EDID of other versions such that it is able to video playback apparatus is obtained in time This EDID, and then in time the display parameters in EDID are mated with the play parameter of video playback apparatus.
According to the third aspect of the invention we, additionally provide a kind of video playback apparatus, including:
Reading instruction sending module, read instruction for sending information to video display apparatus, described information reads instruction For reading extending display identification data EDID of described video display apparatus；
Data acquisition module, for according to EDID described in default acquisition Rule, extracting the display parameters in EDID；
Matching judgment module, for judging whether the play parameter of display parameters and video playback apparatus self mates into Merit；
For described matching judgment module, video transmission module, if judging that described display parameters mate with described play parameter During success, transmit the video data matched with described EDID to described video display apparatus；
First re-executes module, if judging described display parameters and described play parameter for described matching judgment module When it fails to match, re-execute described data acquisition module, wherein, the version of the EDID that described data acquisition module obtains every time Different.
Alternatively, described data acquisition module, specifically include:
Priority obtains submodule, for the height of the version priority according to EDID all in described video display apparatus Obtain described EDID, wherein, the EDID that the described version priority of preferential acquisition is the highest successively.
Alternatively, described priority obtains submodule, specifically for obtaining the EDID that in described all EDID, version is the highest, Wherein, described all EDID do not include the EDID that described video playback apparatus has got.
Alternatively, described matching judgment module, including:
First matching judgment submodule, for judging the resolution of described video display apparatus and described video playback apparatus Exportable resolution whether mate；
Second matching judgment submodule, for judging that the display sequential of described video display apparatus sets with described video playback Whether standby exportable sequential mates；And,
3rd matching judgment submodule, for judging that the display size of described video display apparatus sets with described video playback Whether standby exportable size mates.
Alternatively, described video playback apparatus also includes:
Message sends judge module, for sending bust this message to described video display apparatus；And/or,
Read message sink judge module again, for judging whether to receive stressed the disappearing of described video display apparatus transmission Breath, described first re-executes module, specifically for when receiving described stressed message, according to described default acquisition rule weight The described EDID of new acquisition.
According to the fourth aspect of the invention, additionally providing a kind of video display apparatus, described video display apparatus at least has The EDID of two different editions, described video display apparatus is had to include:
Command reception module, the information sent for receiving video playback apparatus reads instruction；
Data transmission blocks, for sending described EDID according to the default rule that sends to described video playback apparatus, so that Described video playback apparatus sends corresponding video data according to described EDID to described video display apparatus；
Whether video reception judge module, receive described the regarding of video playback apparatus transmission in judging the scheduled time Frequency evidence；
Video display module, if receive video data in video reception judge module judges the scheduled time, aobvious Show video data；
Second re-executes module, if not receiving described in described video reception judge module judges the scheduled time During video data, re-execute described data transmission blocks, wherein, the version of the EDID that described data transmission blocks sends every time Different.
Alternatively, described data transmission blocks, specifically include:
Preferentially sending submodule, the height for the version priority according to EDID all in described video display apparatus depends on The described EDID of secondary transmission, wherein, the EDID that the described version priority of preferential transmission is the highest.
Alternatively, described preferential transmission submodule, specifically for calling and sending storage to described video playback apparatus The EDID that in all EDID, version is the highest, wherein, described all EDID do not include having sent to described video playback apparatus EDID。
Alternatively, described video display apparatus also includes:
Message sink judge module, for judging whether that the bust this receiving the transmission of described video playback apparatus disappears Breath；
Described second re-executes module, specifically for judging to receive described transmission when described message sink judge module During failed message, re-execute described data transmission blocks；And/or,
Reading message transmission module again, read message again for sending to described video playback apparatus, described stressed message is used for Described video playback apparatus is made to re-read the EDID of described video display apparatus；
Command reception judge module, for judging whether that the information reading receiving the transmission of described video playback apparatus refers to Order；
Described second re-executes module, specifically for judging to receive described information when described command reception judge module When reading instruction, re-execute described data transmission blocks.
The technical scheme that the embodiment of the present invention provides includes following beneficial effect:
Send information by video playback apparatus to video display apparatus and read instruction, with according to default acquisition Rule EDID, when it fails to match for the play parameter of the display parameters in this EDID Yu video playback apparatus self, according to default acquisition The version that rule reacquires EDID, the EDID the most every time got is different.Therefore, video playback apparatus can by self Play parameter is mated with display parameters in the EDID of the different editions of video display apparatus, improves the match is successful rate, reduces The display parameters that single EDID is reflected do not mate the situation that cannot transmit video data caused with play parameter, increase Video playback apparatus, to the probability of video display apparatus normal transmission video data, improves the experience of user.
It should be appreciated that it is only exemplary and explanatory, not that above general description and details hereinafter describe The present invention can be limited.
Accompanying drawing explanation
Accompanying drawing herein is merged in description and constitutes the part of this specification, it is shown that meet the enforcement of the present invention Example, and for explaining the principle of the present invention together with description.
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, for those of ordinary skill in the art Speech, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is video playback apparatus and the mutual schematic diagram of video display apparatus in prior art；
A kind of application scenarios schematic diagram that Fig. 2 provides for the embodiment of the present invention；
The schematic flow sheet of the first information transferring method that Fig. 3 provides for the embodiment of the present invention；
Fig. 4 is the schematic flow sheet of a kind of EDID acquisition methods in embodiment illustrated in fig. 3；
Fig. 5 is the schematic flow sheet of a kind of parameter matching judgment method in embodiment illustrated in fig. 3；
The schematic flow sheet of the second information transferring method that Fig. 6 provides for the embodiment of the present invention；
The schematic flow sheet of the third information transferring method that Fig. 7 provides for the embodiment of the present invention；
The schematic flow sheet of the 4th kind of information transferring method that Fig. 8 provides for the embodiment of the present invention；
Fig. 9 is the schematic flow sheet of a kind of EDID sending method in embodiment illustrated in fig. 8；
The schematic flow sheet of the 5th kind of information transferring method that Figure 10 provides for the embodiment of the present invention；
The schematic flow sheet of the 6th kind of information transferring method that Figure 11 provides for the embodiment of the present invention；
The structural representation of the first video playback apparatus that Figure 12 provides for the embodiment of the present invention；
The structural representation of a kind of data acquisition module that Figure 13 provides for embodiment illustrated in fig. 12；
The structural representation of a kind of matching judgment module that Figure 14 provides for embodiment illustrated in fig. 12；
The structural representation of the second device plays equipment that Figure 15 provides for the embodiment of the present invention；
The structural representation of the first video display apparatus that Figure 16 provides for the embodiment of the present invention；
The structural representation of a kind of data transmission blocks that Figure 17 provides for embodiment illustrated in fig. 16；
The structural representation of the second video display apparatus that Figure 18 provides for the embodiment of the present invention；
The structural representation of the third video display apparatus that Figure 19 provides for the embodiment of the present invention.
Detailed description of the invention
Here will illustrate exemplary embodiment in detail, its example represents in the accompanying drawings.Explained below relates to During accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawings represents same or analogous key element.Following exemplary embodiment Described in embodiment do not represent all embodiments consistent with the present invention.On the contrary, they are only with the most appended The example of the apparatus and method that some aspects that described in detail in claims, the present invention are consistent.
A kind of application scenarios schematic diagram that Fig. 2 provides for the embodiment of the present invention.Figure includes video playback apparatus and video Display device, wherein video display apparatus first passes through HDMI by the extending display identification data EDID transmission of self to video playback Equipment, so that video playback apparatus judges that the play parameter of display parameters that EDID reflects and video playback apparatus is mutually Joining, when the match is successful, video playback apparatus sends the video data adapted with EDID to video display apparatus.Wherein, depending on Frequently playback equipment includes that the equipment such as DVD, PC, video display apparatus include the equipment such as common display screen, intelligent television.
Refer to Fig. 3, the schematic flow sheet of a kind of information transferring method provided for the embodiment of the present invention, as it is shown on figure 3, This information transferring method comprises the following steps:
S110: send information to video display apparatus and read instruction, this information reads instruction and is used for reading video and shows and set Standby extending display identification data EDID；
Instruction is read, it is possible to make video display apparatus in time from the storage of self by sending message to video display apparatus Equipment, as searched extending display identification data EDID, to facilitate video playback apparatus to extract in EEPROM.
S120: according to default acquisition Rule extending display identification data EDID, extracts extending display identification data Display parameters in EDID；
Extending display identification data EDID, as the data standard of video display apparatus, comprise and can embody video and show and set The display parameters of standby display capabilities, by obtaining this extending display identification data EDID, and extract extending display identification data Display parameters in EDID, video playback apparatus can know the display capabilities of video display apparatus, thus show to video and set Preparation send the video data adapted with this display capabilities.
S130: whether the match is successful to judge the play parameter of display parameters and video playback apparatus self；If display parameters The match is successful with play parameter, then perform step S140；If display parameters mate unsuccessful with play parameter, then perform step S150。
S140: transmit the video data matched with extending display identification data EDID to video display apparatus；
When display parameters match with play parameter, send and extending display identification data EDID to video display apparatus The video data matched, it is possible to make video display apparatus show this video in time, thus bring user and use body timely Test.
S150: reacquiring extending display identification data EDID according to the default rule that obtains, wherein video playback apparatus is every The version of extending display identification data EDID of secondary acquisition is different.
When display parameters do not mate with play parameter, by obtaining extending display identification data EDID of other versions, Can reduce because display parameters do not mate with play parameter, cause the situation that video data cannot transmit, increase video playback Equipment is to the probability of video display apparatus transmitting video data, thus improves the experience of user.
The above-mentioned information transferring method that the embodiment of the present invention provides, is sent to video display apparatus by video playback apparatus Information reads instruction, with according to default acquisition Rule extending display identification data EDID, when these extending display identification data The play parameter of the display parameters in EDID and video playback apparatus self time it fails to match, obtains again according to default acquisition rule Taking extending display identification data EDID, the version of extending display identification data EDID the most every time got is different.Therefore, depending on Frequently playback equipment can be by extending display identification data EDID of the play parameter of self Yu the different editions of video display apparatus Mate, reduce display parameters that single extending display identification data EDID are reflected and do not mate with play parameter and cause The situation of video data cannot be transmitted, increase the video playback apparatus probability to video display apparatus transmitting video data, Improve the experience of user.
In an alternative embodiment of the invention, referring to Fig. 4, Fig. 4 is a kind of extending display identification number in embodiment illustrated in fig. 3 According to the schematic flow sheet of EDID acquisition methods, step S120 shown in above-mentioned Fig. 3: according to default acquisition Rule EDID, bag Include:
S210: according to the height of the version priority of extending display identification data EDID all in video display apparatus successively Obtain extending display identification data EDID, wherein, extending display identification data EDID that preferential acquisition version priority is the highest.
The above-mentioned information transferring method that the embodiment of the present invention provides, by the version according to EDID all in video display apparatus The height of this priority obtains the EDID of video display apparatus successively, it is possible to the preferential EDID reflection using version priority the highest Display parameters mate with play parameter, thus increase the probability of coupling, improve the probability that the match is successful, and then make Video playback apparatus success is to video display apparatus transmitting video data.
Above-mentioned steps S210 shown in Fig. 4: according to the version of extending display identification data EDID all in video display apparatus The height of this priority obtains extending display identification data EDID successively, specifically includes:
Obtaining the EDID that in all EDID, version is the highest, wherein, these all EDID do not include that video playback apparatus has obtained The EDID got.
The version of EDID is the highest, and the display device ability of EDID reflection is the most powerful, and display effect is the best, therefore passes through The EDID that in all EDID of preferential acquisition, version is the highest, it is possible to transmit video counts to video display apparatus with optimal display effect According to, further such that video display apparatus is with optimal display capabilities display video data.Wherein, above-mentioned all EDID do not include The EDID that video playback apparatus has got, then the version number of the EDID that video playback apparatus gets every time is different, when this When the EDID of version number does not mates, use the EDID of other versions to mate again, further increase the possibility that the match is successful Property.
In an embodiment of the present invention, refer to Fig. 5, as it is shown in figure 5, step S130 shown in above-mentioned Fig. 3: judge display ginseng Whether the match is successful for the play parameter of number and video playback apparatus self, including:
S310: judge whether the resolution of video display apparatus mates with the exportable resolution of video playback apparatus；
S320: judge whether the display sequential of video display apparatus mates with the exportable sequential of video playback apparatus；With And,
S330: judge whether the display size of video display apparatus mates with the exportable size of video playback apparatus.
In embodiments of the present invention, the display parameters that EDID comprises reflect the display capabilities of video display apparatus, and this shows The ability of showing includes resolution, the display content such as sequential and display size, and the play parameter of video playback apparatus reflects video The ability to play of playback equipment, by by above-mentioned display capabilities (resolution, exportable sequential and exportable size etc.) and broadcasting Ability is mated, it is possible to make video playback apparatus successfully transmit the video counts adapted with EDID to video display apparatus According to, thus improve the probability of transmission of video and display.After above-mentioned parameter all mates, then perform step S140 in Fig. 3； When in above-mentioned parameter arbitrary do not mate time, perform step S150 in Fig. 3.
In an embodiment of the present invention, refer to Fig. 6, the second information transferring method provided for the embodiment of the present invention Schematic flow sheet, as shown in Figure 6, above-mentioned steps S150: before the default step obtaining rule reacquisition EDID, also wrap Include:
S410: send bust this message to video display apparatus；
By sending bust this message to video display apparatus, video display apparatus can know the display ginseng in EDID Number does not mates with play parameter, and then transfers the EDID of other versions, with when video playback apparatus re-reads this EDID, depending on Frequently display device can transmit the EDID of other versions in time to video playback apparatus, it is to avoid video data obtains failed feelings Condition.
And/or, in an alternative embodiment of the invention, referring to Fig. 7, the third information provided for the embodiment of the present invention passes The schematic flow sheet of transmission method, as it is shown in fig. 7, in above-mentioned steps S150: reacquire extension display according to the default rule that obtains Before the step of mark data EDID, also include:
S510: judging whether to receive the stressed message that video display apparatus sends, stressed message is used for notifying that video is broadcast The equipment of putting re-reads extending display identification data EDID；The most then perform above-mentioned steps S150.
In the above embodiment of the present invention, by sending bust this message to video display apparatus, it is possible to make video Display device recognizes that the display parameters that former EDID comprises do not mate with play parameter in time, thus calls other versions in time EDID, so that video playback apparatus gets the EDID of other versions in time, it is to avoid video display apparatus obtains video data Failed situation occurs.It addition, send stressed message by video display apparatus to video playback apparatus, illustrate that video shows and set The standby EDID being already prepared to other versions such that it is able to make video playback apparatus obtain this EDID in time, and then in time will Display parameters in EDID mate with the play parameter of video playback apparatus.
It addition, corresponding to the information transferring method for video playback apparatus side shown in Fig. 3, referring to Fig. 8, Fig. 8 is The schematic flow sheet of the 4th kind of information transferring method that the embodiment of the present invention provides, this information transferring method shows for video and sets Standby, video display apparatus has extending display identification data EDID of at least two different editions, and information transferring method includes:
S810: receive the information reading instruction that video playback apparatus sends；
The message sent by receiving video display apparatus reads instruction, and video display apparatus can depositing from self in time Storage equipment, as searched EDID in EEPROM, transmits this EDID to video playback apparatus further in time.
S820: send extending display identification data EDID to video playback apparatus according to the default rule that sends, so that video Playback equipment sends corresponding video data according to EDID to video display apparatus；
EDID as the data standard of video display apparatus, comprises display capabilities aobvious that can embody video display apparatus Showing parameter, by sending this EDID to video playback apparatus, video playback apparatus can know the display energy of video display apparatus Power, thus the video data adapted with display capabilities is sent to video display apparatus.
S830: whether receive the video data of video playback apparatus transmission in judging the scheduled time；If in the scheduled time Receiving video data, then perform step S840, if not receiving video data in the scheduled time, then performing step S850；
S840: display video data；
When receiving this video data in the scheduled time, video playback apparatus end is described, and the match is successful, and therefore, video shows Equipment shows this video data, thus brings experience effect timely to user.
S850: according to default transmission rule again to video playback apparatus transmission extending display identification data EDID, wherein, The version of the EDID that video display apparatus sends every time is different.
When not receiving video data in the scheduled time, video playback apparatus end is described, and it fails to match, now, by Video playback apparatus sends the EDID of different editions number, it is possible to reduce the display parameters of single EDID reflection with play parameter not The situation that the video data that coupling causes cannot transmit, and then make video display apparatus be properly received this video data.
In embodiments of the present invention, the information reading instruction of video playback apparatus is received by video display apparatus, to press Send EDID according to the default rule that sends, when not receiving video data in the scheduled time, the display ginseng that this EDID reflects is described It fails to match for the play parameter of number and video playback apparatus, then resend EDID according to the default rule that sends, send out the most every time The version of the EDID sent is different.Pass through said method, it is possible to make video playback apparatus can by the play parameter of self with regard Frequently the EDID of the different editions of display device mates respectively, reduces display parameters that single EDID reflected with play parameter not Coupling cause cannot the situation of transmitting video data, increase video playback apparatus to video display apparatus transmitting video data Probability, and then video display apparatus can successfully show this video data, improves the experience of user.
In an alternative embodiment of the invention, refer to Fig. 9, as it is shown in figure 9, above-mentioned steps S820: send rule according to default Then send EDID to video playback apparatus, including:
S910: according to the height of the version priority of extending display identification data EDID all in video display apparatus successively Send extending display identification data EDID, wherein, the EDID that preferential transmission version priority is the highest.
In embodiments of the present invention, by the version according to extending display identification data EDID all in video display apparatus The height of priority sends EDID to video playback apparatus successively, it is possible to preferentially showing EDID reflection the highest for version priority Show that parameter is mated with play parameter, thus increase the probability of coupling, improve the probability that the match is successful, and then make video Display device successfully gets the video data of video playback apparatus transmission.
In an alternative embodiment of the invention, above-mentioned steps S910 is preferential according to the version of EDID all in video display apparatus The height of level sends EDID successively, including:
Call and send, to video playback apparatus, the EDID that in all extending display identification data EDID, version is the highest, its In, all extending display identification data EDID do not include having sent the EDID to video playback apparatus.
In embodiments of the present invention, the display capabilities of the video display apparatus of the EDID reflection that version is the highest is the strongest, display Effect is best, therefore by preferentially calling and sending the EDID that in all EDID, version is the highest, if the display parameters of this EDID with The play parameter coupling of video playback apparatus, then video display apparatus can get the video data that display effect is optimal, enters And make video display apparatus show this video data with optimal display capabilities.Meanwhile, EDID is upward-compatible, therefore version number The display parameters of relatively low EDID reflection are the biggest with the play parameter of the video playback apparatus probability that the match is successful.Wherein, on State all EDID and do not include having been sent to the EDID of video playback apparatus, send causing to video playback apparatus every time The version number of EDID is different, so that the display ginseng that the play parameter of self is reflected by video playback apparatus from different EDID Number mates, and increases the probability that the match is successful, and version number obtains EDID the most successively simultaneously, and in raising, the match is successful While probability, improve the display effect to video data.
In an alternative embodiment of the invention, as shown in Figure 10, above-mentioned steps S850 shown in Fig. 8: send rule according to default The most again, send the step of extending display identification data EDID to video playback apparatus before, also include:
S1010: judge whether to receive the bust this message that video playback apparatus sends, disappear when receiving bust this During breath, perform above-mentioned steps S850: send EDID according to the default rule that sends to video playback apparatus；And/or,
By receiving the bust this message that video playback apparatus sends, it is possible to recognize the display that former EDID comprises in time Parameter is not mated with play parameter, thus calls the EDID of other versions in time, so that video playback apparatus gets in time The EDID of other versions, it is to avoid obtain less than situation occur.
As another kind embodiment of the present invention, as shown in figure 11, in step S850 shown in Fig. 8: send rule according to default The most again before video playback apparatus sends extending display identification data EDID, in addition it is also necessary to execution following step:
S1110: sending to video playback apparatus and read message again, stressed message is used for making video playback apparatus re-read and regards Frequently the EDID of display device；
S1120: judge whether to receive the information reading instruction that video playback apparatus sends, refer to when the information that receives reads When making, perform above-mentioned steps S850: resend extending display identification data according to the default rule that sends to video playback apparatus EDID。
In embodiments of the present invention, read message again by sending to video playback apparatus, illustrate that video display apparatus is Get out the EDID of other versions such that it is able to make video playback apparatus obtain this EDID in time, and then in time by EDID Display parameters mate with the play parameter of video playback apparatus.
Based on same inventive concept, the embodiment of the present invention additionally provides video playback apparatus.Referring to Figure 12, Figure 12 is this The structural representation of a kind of video playback apparatus that inventive embodiments provides, this video playback apparatus includes:
Reading instruction sending module 1210, read instruction for sending information to video display apparatus, information reads instruction For reading extending display identification data EDID of video display apparatus；
Data acquisition module 1220, for according to default acquisition Rule EDID, extracting the display parameters in EDID；
Matching judgment module 1230, for judging whether the play parameter of display parameters and video playback apparatus self mates Success；
Video transmission module 1240, if judging display parameters for matching judgment module 1230, the match is successful with play parameter Time, the video data matched with EDID is transmitted to video display apparatus；
First re-executes module 1250, if judging that display parameters mate with play parameter for matching judgment module 1230 During failure, re-executing data acquisition module 1220, wherein, the version of the EDID that data acquisition module 1220 obtains every time is not With.
The video playback apparatus that the embodiment of the present invention provides, reads instruction by sending information to video display apparatus, with According to default acquisition Rule EDID, when the play parameter of the display parameters in this EDID and video playback apparatus self is mated During failure, reacquire the version difference of EDID, the EDID the most every time got according to the default rule that obtains.Therefore, video The EDID of the play parameter of self with multiple different editions of video display apparatus can be mated by playback equipment respectively, subtracts The display parameters that few single EDID is reflected do not mate the situation that cannot transmit video data caused with play parameter, increase The video playback apparatus probability to video display apparatus transmitting video data, improves the experience of user.
In an alternative embodiment of the invention, as shown in figure 13, above-mentioned data acquisition module 1220 specifically includes:
Priority obtains submodule 1221, for the height of the version priority according to EDID all in video display apparatus Obtaining EDID successively, wherein, preferential acquisition is the EDID that version priority is the highest.
In embodiments of the present invention, by the height of the version priority according to EDID all in video display apparatus successively Obtain the EDID of video display apparatus, it is possible to preferentially use the display parameters of the EDID reflection that version priority is the highest to join with playing Number mates, thus increases the probability of coupling, improves the probability that the match is successful, so make video playback apparatus success to Video display apparatus transmitting video data.
Wherein, priority obtains submodule 1221, specifically for obtaining the EDID that in all EDID, version is the highest, wherein, All EDID do not include the EDID that video playback apparatus has got.
In embodiments of the present invention, the display device ability of the EDID reflection that version is the highest is more powerful, and display effect is Good, therefore obtain, by preferential, the EDID that in all EDID, version is the highest, it is possible to show to video with optimal display effect and set Standby transmitting video data, so that video display apparatus is with optimal display capabilities display video data.Wherein, above-mentioned all EDID does not include the EDID that video playback apparatus has got, the then version number of the EDID that video playback apparatus gets every time Different, it is to avoid to repeat, and EDID is obtained the most successively by version number, further increase the probability that the match is successful.
In an alternative embodiment of the invention, as shown in figure 14, the matching judgment module 1230 in Figure 12, including:
First matching judgment submodule 1231, can for judge the resolution of video display apparatus and video playback apparatus Whether output resolution ratio mates；
Second matching judgment submodule 1232, for judging display sequential and the video playback apparatus of video display apparatus Whether exportable sequential mates；And,
3rd matching judgment submodule 1233, for judging display size and the video playback apparatus of video display apparatus Whether exportable size mates.
In embodiments of the present invention, the display parameters that EDID comprises reflect the display capabilities of video display apparatus, and this shows The ability of showing includes resolution, the display content such as sequential and display size, and the play parameter of video playback apparatus reflects video The ability to play of playback equipment, by by above-mentioned display capabilities (resolution, exportable sequential and exportable size etc.) and broadcasting Ability is mated, it is possible to make video playback apparatus successfully transmit the video counts adapted with EDID to video display apparatus According to, thus improve the probability of transmission of video and display.
As shown in figure 15, the video playback apparatus in this embodiment, in addition to each construction module of Figure 12, also includes:
Message sends judge module 1260, for sending bust this message to video display apparatus；And/or,
Read message sink judge module 1270 again, for judging whether to receive stressed the disappearing of video display apparatus transmission Breath；
Above-mentioned first re-executes module 1250, specifically for when receiving stressed message, obtains rule according to default Reacquire EDID.
In embodiments of the present invention, by sending bust this message to video display apparatus, it is possible to make video show Equipment recognizes that the display parameters that former EDID comprises do not mate with play parameter in time, thus calls other versions in time EDID, so that video playback apparatus gets the EDID of other versions in time, it is to avoid obtains failed situation and occurs.It addition, Send stressed message by video display apparatus to video playback apparatus, illustrate that video display apparatus is already prepared to other versions EDID such that it is able to make video playback apparatus obtain this EDID in time, so in time by the display parameters in EDID with regard Frequently the play parameter of playback equipment is mated.
Corresponding with video playback apparatus, present invention also offers video display apparatus, refer to Figure 16, real for the present invention Executing the structural representation of the first video display apparatus that example provides, this video display apparatus at least has two different editions EDID, as shown in figure 16, video display apparatus includes:
Command reception module 1610, the information sent for receiving video playback apparatus reads instruction；
Data transmission blocks 1620, for sending EDID according to the default rule that sends to video playback apparatus, so that video Playback equipment sends corresponding video data according to EDID to video display apparatus；
Whether video reception judge module 1630, receive regarding of video playback apparatus transmission in judging the scheduled time Frequency evidence；
Video display module 1640, if receive video counts in video reception judge module 1630 judges the scheduled time According to time, show video data；
Second re-executes module 1650, if not receiving in video reception judge module 1630 judges the scheduled time During video data, re-execute data transmission blocks 1620, wherein, the version of the EDID that data transmission blocks 1620 sends every time Different.
In embodiments of the present invention, the information reading instruction of video playback apparatus is received by video display apparatus, to press Send EDID according to the default rule that sends, when not receiving video data in the scheduled time, the display ginseng that this EDID reflects is described It fails to match for the play parameter of number and video playback apparatus, then resend EDID according to the default rule that sends, send out the most every time The version of the EDID sent is different.Set therefore, it is possible to make video playback apparatus the play parameter of self to be shown with video The EDID of standby multiple different editions mates respectively, reduces display parameters that single EDID reflected with play parameter not Coupling cause cannot the situation of transmitting video data, increase video playback apparatus to video display apparatus transmitting video data Probability, and then video display apparatus can successfully show this video data, improves the experience of user.
In an alternative embodiment of the invention, refer to Figure 17, as shown in figure 17, the data transmission blocks shown in Figure 16 1620, specifically include:
Preferential transmission submodule 1621, the height for the version priority according to EDID all in video display apparatus depends on Secondary transmission EDID, wherein, the EDID that preferential transmission version priority is the highest.
In embodiments of the present invention, by the height of the version priority according to EDID all in video display apparatus successively EDID is sent, it is possible to preferentially by display parameters and the play parameter of EDID reflection the highest for version priority to video playback apparatus Mate, thus increase the probability of coupling, improve the probability that the match is successful, and then video display apparatus is successfully obtained Video data to video playback apparatus transmission.
Specifically, preferential transmission submodule 1621, specifically for calling and sending in all EDID to video playback apparatus The EDID that version is the highest, wherein, all EDID do not include having sent the EDID to video playback apparatus.
In embodiments of the present invention, the display capabilities of the video display apparatus of the EDID reflection that version is the highest is the strongest, display Effect is best, therefore by preferentially calling and sending the EDID that in all EDID, version is the highest, if the display parameters of this EDID with The play parameter coupling of video playback apparatus, then video display apparatus can get the video data that display effect is optimal, enters And make video display apparatus show this video data with optimal display capabilities.Meanwhile, EDID is upward-compatible, therefore version number The display parameters of relatively low EDID reflection are the biggest with the play parameter of the video playback apparatus probability that the match is successful, wherein, on State all EDID and do not include having been sent to the EDID of video playback apparatus, send causing to video playback apparatus every time The version number of EDID is different, so that the display ginseng that the play parameter of self is reflected by video playback apparatus from different EDID Number mates, and increases the probability that the match is successful, and version number obtains EDID the most successively simultaneously, and in raising, the match is successful While probability, improve the display effect to video data.
In an alternative embodiment of the invention, referring to Figure 18, as shown in figure 18, the video display apparatus in the present embodiment removes Outside each construction module shown in Figure 16, also include:
Message sink judge module 1660, for judging whether that the bust this receiving video playback apparatus transmission disappears Breath；
Above-mentioned second re-executes module 1650, specifically for judging to receive transmission when message sink judge module 1660 During failed message, re-execute data transmission blocks 1620；
In embodiments of the present invention, by receiving the bust this message that video playback apparatus sends, it is possible to understand in time The display parameters comprised to former EDID do not mate with play parameter, thus call the EDID of other versions in time, so that video Playback equipment gets the EDID of other versions in time, it is to avoid obtain less than situation occur.It addition, by setting to video playback Preparation send stressed message, illustrates that video display apparatus is already prepared to the EDID of other versions such that it is able to make video playback Equipment obtains this EDID in time, and then the play parameter of the display parameters in EDID Yu video playback apparatus is carried out in time Join.
In an alternative embodiment of the invention, referring to Figure 19, as shown in figure 19, the video display apparatus in the present embodiment removes Outside each construction module shown in Figure 16, also include:
Reading message transmission module 1670 again, read message again for sending to video playback apparatus, stressed message is used for making to regard Frequently playback equipment re-reads the EDID of video display apparatus；
Command reception judge module 1680, for judging whether that the information reading receiving video playback apparatus transmission refers to Order；
Above-mentioned second re-executes module 1650, specifically for judging to receive information when command reception judge module 1680 When reading instruction, re-execute data transmission blocks 1620.
In embodiments of the present invention, by receiving the bust this message that video playback apparatus sends, it is possible to understand in time The display parameters comprised to former EDID do not mate with play parameter, thus call the EDID of other versions in time, so that video Playback equipment gets the EDID of other versions in time, it is to avoid obtain less than situation occur.It addition, by setting to video playback Preparation send stressed message, illustrates that video display apparatus is already prepared to the EDID of other versions such that it is able to make video playback Equipment obtains this EDID in time, and then the play parameter of the display parameters in EDID Yu video playback apparatus is carried out in time Join.
Those skilled in the art, after considering the invention that description and practice are invented here, will readily occur to its of the present invention Its embodiment.The application is intended to any modification, purposes or the adaptations of the present invention, these modification, purposes or Person's adaptations is followed the general principle of the present invention and includes the common knowledge in the art that the present invention does not invents Or conventional techniques means.Description and embodiments is considered only as exemplary, and true scope and spirit of the invention are by following Claim is pointed out.
It should be appreciated that the invention is not limited in precision architecture described above and illustrated in the accompanying drawings, and And various modifications and changes can carried out without departing from the scope.The scope of the present invention is only limited by appended claim.

Claims (18)

1. an information transferring method, it is characterised in that for video playback apparatus, described information transferring method includes:
Sending information to video display apparatus and read instruction, described information reads instruction for reading described video display apparatus Extending display identification data EDID；
According to EDID described in default acquisition Rule, extract the display parameters in described EDID；
Whether the match is successful to judge the play parameter of described display parameters and described video playback apparatus self；
If described display parameters are with described play parameter, the match is successful, then to the transmission of described video display apparatus and described EDID phase The video data of coupling；
If described display parameters are with described play parameter, it fails to match, then reacquire described according to the described default rule that obtains EDID, wherein, the version of the EDID that described video playback apparatus obtains every time is different.
Information transferring method the most according to claim 1, it is characterised in that described according to described in default acquisition Rule EDID, including:
The height of the version priority according to EDID all in described video display apparatus obtains described EDID successively, wherein, excellent First obtain the EDID that described version priority is the highest.
Information transferring method the most according to claim 2, it is characterised in that described according to institute in described video display apparatus The height having the version priority of EDID obtains described EDID successively, including:
Obtaining the EDID that in described all EDID, version is the highest, wherein, described all EDID do not include described video playback apparatus The EDID got.
Information transferring method the most according to claim 1, it is characterised in that described judgement display parameters set with video playback Whether the match is successful for self play parameter standby, including:
Judge whether the resolution of described video display apparatus mates with the exportable resolution of described video playback apparatus；
Judge whether the display sequential of described video display apparatus mates with the exportable sequential of described video playback apparatus；With And,
Judge whether the display size of described video display apparatus mates with the exportable size of described video playback apparatus.
Information transferring method the most according to claim 1, it is characterised in that described according to described default acquisition rule again Before obtaining the step of described EDID, also include:
Bust this message is sent to described video display apparatus；And/or,
Judging whether to receive the stressed message that described video display apparatus sends, described stressed message is used for notifying described video Playback equipment re-reads described EDID；
When receiving described stressed message, reacquire described EDID according to the described default rule that obtains.
6. an information transferring method, it is characterised in that for video display apparatus, described video display apparatus has at least two The EDID of individual different editions, described information transferring method includes:
Receive the information reading instruction that video playback apparatus sends；
Described EDID is sent to described video playback apparatus, so that described video playback apparatus is according to institute according to the default rule that sends State EDID and send corresponding video data to described video display apparatus；
The described video data of described video playback apparatus transmission whether is received in judging the scheduled time；
If receiving described video data in the scheduled time, then show described video data；
If not receiving described video data in the scheduled time, then according to described default transmission rule again to video playback apparatus Sending described EDID, wherein, the version of the EDID that described video display apparatus sends every time is different.
Information transferring method the most according to claim 6, it is characterised in that described regular to institute according to described default transmission State video playback apparatus and send described EDID, including:
The height of the version priority according to EDID all in described video display apparatus sends described EDID successively, wherein, excellent First send the EDID that described version priority is the highest.
Information transferring method the most according to claim 7, it is characterised in that described according to all in video display apparatus The height of the version priority of EDID sends described EDID successively, including:
Call and send, to described video playback apparatus, the EDID that in described all EDID, version is the highest, wherein, described all EDID does not include the EDID sent to described video playback apparatus.
Information transferring method the most according to claim 6, it is characterised in that described according to described default transmission rule again Before video playback apparatus sends the step of described EDID, also include:
Judge whether to receive the bust this message that described video playback apparatus sends, when receiving described bust this message Time, send described EDID according to the described default rule that sends to video playback apparatus；And/or,
Sending to described video playback apparatus and read message again, described stressed message is used for making described video playback apparatus re-read The EDID of described video display apparatus；
Judge whether to receive the information reading instruction that described video playback apparatus sends, read instruction when receiving described information Time, resend described EDID according to the described default rule that sends to video playback apparatus.
10. a video playback apparatus, it is characterised in that including:
Reading instruction sending module, read instruction for sending information to video display apparatus, described information reads instruction and is used for Read extending display identification data EDID of described video display apparatus；
Data acquisition module, for according to EDID described in default acquisition Rule, extracts the display parameters in described EDID；
Matching judgment module, for judging whether the play parameter of described display parameters and described video playback apparatus self mates Success；
Video transmission module, if judging described display parameters for described matching judgment module, the match is successful with described play parameter Time, the video data matched with described EDID is transmitted to described video display apparatus；
First re-executes module, if judging that described display parameters mate with described play parameter for described matching judgment module During failure, re-executing described data acquisition module, wherein, the version of the EDID that described data acquisition module obtains every time is not With.
11. video playback apparatus according to claim 10, it is characterised in that described data acquisition module, specifically include:
Priority obtains submodule, is used for the height of the version priority according to EDID all in described video display apparatus successively Obtain described EDID, wherein, the EDID that the described version priority of preferential acquisition is the highest.
12. video playback apparatus according to claim 11, it is characterised in that described priority obtains submodule, specifically For obtaining the EDID that in described all EDID, version is the highest, wherein, described all EDID do not include described video playback apparatus The EDID got.
13. video playback apparatus according to claim 10, it is characterised in that described matching judgment module, including:
First matching judgment submodule, can for judge the resolution of described video display apparatus and described video playback apparatus Whether output resolution ratio mates；
Second matching judgment submodule, for judging the display sequential of described video display apparatus and described video playback apparatus Whether exportable sequential mates；And,
3rd matching judgment submodule, for judging the display size of described video display apparatus and described video playback apparatus Whether exportable size mates.
14. video playback apparatus according to claim 10, it is characterised in that also include:
Message sends judge module, for sending bust this message to described video display apparatus；And/or,
Read message sink judge module again, for judging whether to receive the stressed message of described video display apparatus transmission, institute State first and re-execute module, specifically for when receiving described stressed message, again obtain according to described default acquisition rule Take described EDID.
15. 1 kinds of video display apparatus, it is characterised in that described video display apparatus at least has two different editions EDID, described video display apparatus includes:
Command reception module, the information sent for receiving video playback apparatus reads instruction；
Data transmission blocks, for sending described EDID according to the default rule that sends to described video playback apparatus, so that described Video playback apparatus sends corresponding video data according to described EDID to described video display apparatus；
Whether video reception judge module, receive described the regarding of described video playback apparatus transmission in judging the scheduled time Frequency evidence；
Video display module, if receive described video data in described video reception judge module judges the scheduled time Time, show described video data；
Second re-executes module, if not receiving described video in described video reception judge module judges the scheduled time During data, re-executing described data transmission blocks, wherein, the version of the EDID that described data transmission blocks sends every time is not With.
16. video display apparatus according to claim 15, it is characterised in that described data transmission blocks, specifically include:
Preferentially sending submodule, the height for the version priority according to EDID all in described video display apparatus is sent out successively Send described EDID, wherein, the EDID that the described version priority of preferential transmission is the highest.
17. video display apparatus according to claim 16, it is characterised in that described preferential transmission submodule, specifically use In calling and sending, to described video playback apparatus, the EDID that in all EDID of storage, version is the highest, wherein, described all EDID does not include the EDID sent to described video playback apparatus.
18. video display apparatus according to claim 16, it is characterised in that also include:
Message sink judge module, for judging whether to receive the bust this message of described video playback apparatus transmission；
Described second re-executes module, specifically for judging to receive described bust this when described message sink judge module During message, re-execute described data transmission blocks；And/or,
Reading message transmission module again, read message again for sending to described video playback apparatus, described stressed message is used for making institute State video playback apparatus and re-read the EDID of described video display apparatus；
Command reception judge module, for judging whether that the information receiving the transmission of described video playback apparatus reads instruction；
Described second re-executes module, specifically for judging that receiving described information reads when described command reception judge module During instruction, re-execute described data transmission blocks.
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CN106603887A (en) * 2016-12-19 2017-04-26 广东威创视讯科技股份有限公司 Signal windowing display method and signal windowing display system
CN108205429A (en) * 2016-12-16 2018-06-26 宏正自动科技股份有限公司 Control apparatus, system and method for simulating display screen and supporting virtual display apparatus
CN110809189A (en) * 2019-12-03 2020-02-18 北京字节跳动网络技术有限公司 Video playing method and device, electronic equipment and computer readable medium
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CN111918013A (en) * 2020-08-13 2020-11-10 广东博华超高清创新中心有限公司 HDMI8K100/120 video judgment and output method and device
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CN114387913A (en) * 2021-12-28 2022-04-22 深圳市艾比森光电股份有限公司 EDID (extended display identification data) adjusting method and system of LED display screen
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