CN106448534A - Method and device for configuring and renewing EDID information - Google Patents
Method and device for configuring and renewing EDID information Download PDFInfo
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- CN106448534A CN106448534A CN201610891423.6A CN201610891423A CN106448534A CN 106448534 A CN106448534 A CN 106448534A CN 201610891423 A CN201610891423 A CN 201610891423A CN 106448534 A CN106448534 A CN 106448534A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2092—Details of a display terminals using a flat panel, the details relating to the control arrangement of the display terminal and to the interfaces thereto
- G09G3/2096—Details of the interface to the display terminal specific for a flat panel
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Abstract
The embodiment of the invention provides a method and device for configuring and renewing EDID information, and belongs to the technical field of multimedia display. The method for configuring and renewing the EDID information is applicable to display equipment. According to the method and device for configuring and renewing the EDID information, the method comprises the steps of firstly loading an EDID file of an initial edition, then determining fields needed to be changed in the EDID file and updating content corresponding to the fields according to an attribute of HDMI interface of the display equipment, and finally writing the updating content in the fields needed to be changed so as to cover the content of the fields in the EDID file of the initial edition and conduct configuration and renewing on the EDID file. The method and device for configuring and renewing the EDID information can diminish memory space occupied by the EDID file, and can improve flexibility and convenience of management on the EDID file.
Description
Technical field
The present invention relates to multimedia display technology field, a kind of method updating in particular to EDID information configuration
And device.
Background technology
Each HDMI (High Definition Multimedia Interface, high-definition media interface) is received
End, all can have a EDID (Extended Display Identification Data, extending display identification data) file
Come audio frequency and video ability, Production Version, physical address and monitor display Name that this HDMI receiving terminal of labelling can be supported etc.
Information.Generally for the different HDMI ports of a display device, the way that a lot of EDID information are all consistent, current is right
Each HDMI receiving terminal configures independent a EDID file.
Inventor finds under study for action, and when product carries out small range upgrading, new product is often and reuses old product
The hardware designs of HDMI receiving terminal, but because product type and monitor title are different, need to be new product type again
Number generate new EDID file.This results in the inconvenience in EDID file management and waste memory space etc. of system and many ask
Topic.
Content of the invention
The method and device that a kind of EDID information configuration that the present invention provides updates is it is intended to reduce depositing of EDID file occupancy
Storage space, and improve the motility that EDID file is managed and convenience.
In a first aspect, the method that a kind of EDID information configuration provided in an embodiment of the present invention updates includes：
Load the EDID file of an initial version；
The attribute of the HDMI according to described display device determines the field needing to change in described EDID file and is somebody's turn to do
The corresponding update content of field；
By described for the write of the described update content field needing to change, cover this field in the EDID file of initial version
Content, carries out config update to described EDID file.
So make can according to the attribute of the HDMI of display device only need to load initial version EDID file
On the basis of determine the field and the corresponding update content of this field needing to change, and cover this word in the EDID file of initial version
The content of section, efficiently accomplishes the config update to EDID file, improves the motility that EDID file is managed and convenience,
Reduce memory space.
Preferably, the attribute of the described HDMI according to described display device determines needs in described EDID file to change
Field and the step of the corresponding update content of this field include：
One personal-machine interactive interface is provided；
By needing the field changing in the described EDID file of described human-computer interaction interface receiving user's input and being somebody's turn to do
The corresponding update content of field.
The man-machine interaction between user and display device so can be facilitated, user is according to the HDMI of display device
Attribute inputs the field needing to change in EDID file and the corresponding update content of this field on this human-computer interaction interface, has
Effect improves the operability that EDID file is updated.
Preferably, described human-computer interaction interface include field operations item and with this corresponding field contents of field operations item
Input frame, described field operations item is used for determining that described EDID file needs the field updating, described field contents input frame is used
The corresponding update content of field needing to update in receiving user's input.
Preferably, the EDID file of the initial version of described loading include HDMI1.4 version EDID file and
The EDID file of HDMI2.0 version.
So can effectively ensure that the compatibility of EDID file and the autgmentability of initial version, improve and EDID file is carried out
The motility of management.
Preferably, the field changing is needed to include the physical address of HDMI, display title in described EDID file
With the field corresponding at least one of the release type of EDID file.
Second aspect, the device that EDID information configuration provided in an embodiment of the present invention updates, it is applied to display device, described
The device that EDID information configuration updates includes：
Load-on module, for loading the EDID file of an initial version；
Configuration module, the attribute for the HDMI according to described display device determines in described EDID file and needs to change
The field becoming and the corresponding update content of this field；
Programming module, for by described for the write of the described update content field needing to change, covering the EDID of initial version
The content of this field in file, carries out config update to described EDID file.
So make configuration module can according to the attribute of the HDMI of display device only need to load-on module load just
Determine the field needing to change and the corresponding update content of this field in the EDID file basis of beginning version, and pass through programming module
Cover the content of this field in the EDID file of initial version, efficiently accomplish the config update to EDID file, it is right to improve
Motility and convenience that EDID file is managed, and reduce memory space.
Preferably, described configuration module provides a personal-machine interactive interface and receives use by described human-computer interaction interface
Field and the corresponding update content of this field changing is needed in the described EDID file of family input, so that it is determined that described EDID
Field and the corresponding update content of this field changing is needed in file.
The man-machine interaction between user and display device so can be facilitated, user is according to the HDMI of display device
Attribute inputs the field needing to change in EDID file and the corresponding update content of this field on this human-computer interaction interface, has
Effect improves the operability that EDID file is updated.
Preferably, described human-computer interaction interface include field operations item and with this corresponding field contents of field operations item
Input frame, described field operations item is used for determining that described EDID file needs the field updating, described field contents input frame is used
The corresponding update content of field needing to update in receiving user's input.
Preferably, the EDID file of the initial version of described loading include HDMI1.4 version EDID file and
The EDID file of HDMI2.0 version.
So can effectively ensure that the compatibility of EDID file and the autgmentability of initial version, improve and EDID file is carried out
The motility of management.
Preferably, the field changing is needed to include the physical address of HDMI, display title in described EDID file
With the field corresponding at least one of the release type of EDID file.
The method and device that a kind of EDID information configuration provided in an embodiment of the present invention updates, determines institute by configuration module
State the field needing to change in EDID file and the corresponding update content of this field, and by programming module by described renewal
Holding the described field needing to change of write, covering the content of this field in the EDID file of initial version so that only needing to load
The EDID file of initial version just can complete the config update to described EDID file, and then can reduce shared by EDID file
Storage size, and improve the motility that EDID file is managed and convenience.
Brief description
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be attached to use required in embodiment
Figure is briefly described it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, and it is right therefore to should not be viewed as
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is a kind of block diagram of display device that embodiment of the present invention provides.
Fig. 2 is the functional block diagram of the device that a kind of EDID information configuration that embodiment of the present invention provides updates.
Fig. 3 is a kind of schematic diagram of human-computer interaction interface that the device that the EDID information configuration shown in Fig. 2 updates provides.
Fig. 4 is the flow chart of the method that a kind of EDID information configuration that embodiment of the present invention provides updates.
In figure labelling is respectively：
100- display device；The device that 101-EDID information configuration updates；102- memorizer；103- storage control；
104- processor；105- Peripheral Interface；106- input-output unit；107- audio unit；1011- load-on module；1012- configures
Module；1013- programming module.
Specific embodiment
For each HDMI receiving terminal, a EDID file all can be had, and sound that this HDMI receiving terminal of labelling can support regards
The information such as frequency ability, Production Version physical address and monitor display Name.When product carries out small range upgrading, new product
Product reuse the hardware designs of old product HDMI receiving terminal, but because product type and monitor title are different, need weight
It is newly that new product type generates new EDID file.This results in the inconvenience in EDID file management and waste depositing of system
Storage space.
In view of this, the designer of the present invention provides a kind of method and device of EDID information configuration renewal it is intended to have
Effect reduces the storage size shared by EDID file, and improves the motility that EDID file is managed and convenience.
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
It should be noted that：Similar label and letter represent similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then do not need it to be defined further and explains in subsequent accompanying drawing.
As shown in figure 1, being the block diagram of described display device 100.Described display device 100 includes EDID information and joins
Put the device 101 of renewal, memorizer 102, storage control 103, processor 104, Peripheral Interface 105, input-output unit
106th, audio unit 107.
Described memorizer 102, storage control 103, processor 104, Peripheral Interface 105, input-output unit 106 and sound
The each element of frequency unit 107 is directly or indirectly electrically connected with each other, to realize transmission or the interaction of data.For example, these
Element can be realized being electrically connected with by one or more communication bus or holding wire each other.Described EDID information configuration updates
Device 101 include at least one and can be stored in the form of software or firmware (Firmware) in described memorizer 102 or solid
Change the software function module in the operating system (Operating System, OS) in described display device 100.Described place
Reason device 104 is used for executing the executable module of storage in memorizer 102, the device 101 that for example described EDID information configuration updates
Including software function module or computer program.
Wherein, described memorizer 102 may be, but not limited to, random access memory (Random Access
Memory, RAM), read only memory (Read Only Memory, ROM), programmable read only memory (Programmable
Read-Only Memory, PROM), erasable read-only memory (Erasable Programmable Read-Only
Memory, EPROM), electricallyerasable ROM (EEROM) (Electric Erasable Programmable Read-Only
Memory, EEPROM) etc..
Processor 104 is probably a kind of IC chip, has the disposal ability of signal.Above-mentioned processor 104 can
To be general processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit
(Network Processor, abbreviation NP) etc.；Can also be digital signal processor (DSP), special IC (ASIC),
Field programmable gate array (FPGA) or other PLDs, discrete gate or transistor logic, discrete hard
Part assembly.Can realize or execute disclosed each method in the embodiment of the present invention, step and logic diagram.General processor
Can be microprocessor or this processor 104 can also be any conventional processor etc..
Various input/output devices (as described input-output unit 106) are coupled to processor by described Peripheral Interface 105
104 and memorizer 102, to realize input and the output of data.In certain embodiments, Peripheral Interface 105, processor 104
And storage control 103 can realize in one single chip.In some other example, they can be respectively by independent core
Piece is realized.
Input-output unit 106 is used for being supplied to user input data realizes interacting of user and described display device 100.
Described input-output unit 106 may be, but not limited to, mouse and keyboard etc..
Audio unit 107 provides a user with audio interface, and it may include one or more mikes, one or more raises
Sound device and voicefrequency circuit.
As shown in Fig. 2 being a kind of EDID (Extended Display provided in an embodiment of the present invention
Identification Data, extending display identification data) functional block diagram of device that updates of information configuration.Wherein, should
The device 101 that EDID information configuration updates can include load-on module 1011, configuration module 1012 and programming module 1013.
In the embodiment of the present invention, described load-on module 1011 is used for loading the EDID file of an initial version.This initial version
This EDID file can include in the EDID file of HDMI1.4 version and the EDID file of HDMI2.0 version at least one
Individual.
For example：HDMI (High Definition Multimedia Interface, height when described display device 100
Definition multimedia interface) when only supporting HDMI1.4 version, described load-on module 1011 then loads and described HDMI1.4 version
Corresponding EDID file, effectively saves memory space.When the HDMI of described display device 100 is supported simultaneously
When HDMI1.4 version and HDMI2.0 version, described load-on module 1011 then loads corresponding with described HDMI1.4 version respectively
EDID file and the initial version EDID file corresponding with described HDMI2.0 version, HDMI has been effectively ensured
Compatibility.In addition, described EDID file can include manufacturer, name of product, maximum row field frequency, supported resolution,
The information such as display title, version number.
In the embodiment of the present invention, described configuration module 1012 is used for the genus of the HDMI according to described display device 100
Property determine need in described EDID file change field and the corresponding update content of this field.Wherein, described EDID file can
To include two parts of EDID file of basic EDID file and extension, the EDID literary composition of described basic EDID file and extension
Part all includes 128 bytes.In addition, the byte in described EDID file is combined into different fields according to default specification, often
The different content of individual field correspondence.For example, in basic EDID file, byte representative productss ID of 0AH-0BH etc..In extension
EDID file in, 04H-05H indicates physical address of this HDMI etc..Described configuration module 1012 determines described first
The field changing is needed, then the attribute of the HDMI according to described display device 100 determines this field pair in EDID file
The update content answered.
In the embodiment of the present invention, in described EDID file, need the field changing can include HDMI physically
Field corresponding at least one of release type of location, display title and EDID file.In other words, when described display sets
When one of them in standby 100 physical address of HDMI, display title and EDID file changes, described configuration
Module 1012 can determine whether to need the field of change and the update content corresponding with this field accordingly.
By introducing described configuration module 1012, can at least solve three kinds of problems, three kinds of problems will be carried out in detail below
Description.
For the derivative type of a project, when described HDMI attribute some different when, for example only
When having display title to have any different, need in prior art to be that this derivative type generates a brand-new EDID file again, this
Just bring the inconvenience in EDID file management.In the embodiment of the present invention, when some difference of attribute of described HDMI
When, described configuration module 1012 determined according to the attribute of described HDMI need in described EDID file change field and
Update content corresponding with this field, the EDID file of such initial version just can share use in different derivative types,
Reduce the complexity of EDID version management to greatest extent.
Comprise multiple HDMI receiving terminals for display device 100, when different HDMI receiving terminals support polytype EDID
During version, for example, support when HDMI1.4 version and HDMI2.0 version it is necessary to specify not for each HDMI receiving terminal simultaneously
With the EDID file of version, but different HDMI receiving terminal EDID files only has physical address different, needs in prior art
For different HDMI receiving terminals, respectively specify that the EDID file generated corresponding EDID file of different editions.For example, for display
Equipment 100 comprises three HDMI receiving terminals, supports the HDMI of HDMI2.0 version for each, in order to ensure compatibility, meeting
Two parts of EDID files are specified to support HDMI1.4 and HDMI2.0 version respectively, three HDMI of such display device 100 receive
End will need 6 parts of EDID files.In the embodiment of the present invention, when multiple HDMI receiving terminals of display device 100 support polytype
Version when, described configuration module 1012 specifies different physical address field for each type of EDID version, solve with
When support that different types of HDMI receiving terminal needs the problem of many parts of EDID files.
For multiple attribute identical HDMI receiving terminals, the disposal ability of each HDMI receiving terminal is the same and only has physically
When location is different, can configure for each HDMI receiving terminal in prior art and specify independent a EDID file.The present invention is implemented
In example, described configuration module 1012 only needs to load a EDID file, and customizes physical address for each HDMI receiving terminal,
So decrease the memory space that the EDID quantity of documents of described memorizer 102 storage and EDID file take.In addition, improving
The convenience that EDID file is managed and motility, and reduce maintenance cost.
As shown in figure 3, described configuration module 1012 can provide a personal-machine interactive interface, then by described man-machine interaction
Field and the corresponding update content of this field changing is needed in the described EDID file of interface receiving user's input.In detail
Ground, user can be manually entered according to the attribute of the HDMI of described display device 100 needs change in described EDID file
Field and the corresponding update content of this field, thus realize the HDMI according to described display device 100 for the described configuration module 1012
The attribute of interface determines the field and the corresponding update content of this field needing to change in described EDID file.Wherein, man-machine friendship
Mutually interface provides an interactive interface (such as user interface) between described display device 100 and user or is used for showing
View data is to user's reference.
In the present embodiment, described human-computer interaction interface may be displayed on liquid crystal display or touch control display.Touch-control
Display can be for supporting capacitance type touch control screen or resistance type touch control screen of single-point and multi-point touch operation etc..Support single-point and multiple spot
Touch control operation refers to that touch control display can sense that what on this touch control display one or more positions produced simultaneously touches
Control operation, and the touch control operation that this is sensed transfers to processor 104 to be calculated and process.
In detail, as shown in figure 3, in one embodiment, described human-computer interaction interface may include field operations item and
With this field operations item corresponding field contents input frame, described field operations item is used for determining that described EDID file needs to update
Field, described field contents input frame be used for receiving user's input need update the corresponding content of field.The present invention is real
Apply in example, described field operations item can be the action-item including multiple options, for providing the option of multiple confession user operations,
For example these options can include release type of the physical address of HDMI, display title and EDID file etc., passes through
User can determine that to the selection of these options field corresponding to option is the described field needing and changing.For different options
Different field contents input frames can be shown, for the receiving user's input update content corresponding with each option.Example
As, when the option that user selects is display title, the update content that described field contents input frame receives can be, but not
It is limited to, the display title such as micro- whale, Philip, Haier and Changhong.
In the embodiment of the present invention, described programming module 1013 is used for described for the write of the described update content word needing to change
Section, covers the content of this field in the EDID file of initial version, carries out config update to described EDID file.
Wherein, after content corresponding in the field that determination needs change for the described configuration module 1012, described programming mould
Content after described renewal is compiled in described memorizer 102 block 1013.In the embodiment of the present invention, described programming module 1013
Content after described renewal is compiled, and the code after compiling is write the field needing in described memorizer 102 to change,
Cover the content of this field in the EDID file of initial version simultaneously, so complete the config update to described EDID file.
As shown in figure 4, being the flow chart of the method that a kind of EDID information configuration provided in an embodiment of the present invention updates.Should
The method that EDID information configuration updates comprises the following steps.
Step S101：Load the EDID file of an initial version.
Wherein, the EDID file of this initial version can include EDID file and the HDMI2.0 version of HDMI1.4 version
At least one of EDID file.
For example：HDMI (High Definition Multimedia Interface, height when described display device 100
Definition multimedia interface) when only supporting HDMI1.4 version, described load-on module 1011 then loads and described HDMI1.4 version
Corresponding EDID file, effectively saves memory space.When the HDMI of described display device 100 is supported simultaneously
When HDMI1.4 version and HDMI2.0 version, described load-on module 1011 then loads corresponding with described HDMI1.4 version respectively
EDID file and the initial version EDID file corresponding with described HDMI2.0 version, HDMI has been effectively ensured
Compatibility.In addition, described EDID file can include manufacturer, name of product, maximum row field frequency, supported resolution,
The information such as display title, version number.
Step S102：The attribute of the HDMI according to described display device 100 determines in described EDID file to be needed to change
The field becoming and the corresponding update content of this field.
Wherein, described EDID file can include basic EDID file and two parts of EDID file of extension, described
The EDID file of basic EDID file and extension all includes 128 bytes.In addition, the byte in described EDID file is according to pre-
If specification be combined into different fields, each field different contents of correspondence.For example, in basic EDID file, 0AH-
Byte representative productss ID of 0BH etc..In the EDID file of extension, 04H-05H indicates physical address of this HDMI etc..Institute
State configuration module 1012 and determine the field needing to change in described EDID file first, then according to described display device 100
The attribute of HDMI determines the corresponding update content of this field.
In the embodiment of the present invention, in described EDID file, need the field changing can include HDMI physically
Field corresponding at least one of release type of location, display title and EDID file.In other words, when described display sets
When one of them in standby 100 physical address of HDMI, display title and EDID file changes, described configuration
Module 1012 can determine whether to need the field of change and the update content corresponding with this field accordingly.
For the derivative type of a project, when described HDMI attribute some different when, for example only
When having display title to have any different, need in prior art to be that this derivative type generates a brand-new EDID file again, this
Just bring the inconvenience in EDID file management.In the embodiment of the present invention, when some difference of attribute of described HDMI
When, described configuration module 1012 determined according to the attribute of described HDMI need in described EDID file change field and
Update content corresponding with this field, the EDID file of such initial version just can share use in different derivative types,
Reduce the complexity of EDID version management to greatest extent.
Comprise multiple HDMI receiving terminals for display device 100, when different HDMI receiving terminals support polytype EDID
During version, for example, support when HDMI1.4 version and HDMI2.0 version it is necessary to specify not for each HDMI receiving terminal simultaneously
With the EDID file of version, but different HDMI receiving terminal EDID files only has physical address different, needs in prior art
For different HDMI receiving terminals, respectively specify that the EDID file generated corresponding EDID file of different editions.For example, for display
Equipment 100 comprises three HDMI receiving terminals, supports the HDMI of HDMI2.0 version for each, in order to ensure compatibility, meeting
Two parts of EDID files are specified to support HDMI1.4 and HDMI2.0 version respectively, three HDMI of such display device 100 receive
End will need 6 parts of EDID files.In the embodiment of the present invention, when multiple HDMI receiving terminals of display device 100 support polytype
Version when, described configuration module 1012 specifies different physical address field for each type of EDID version, solve with
When support that different types of HDMI receiving terminal needs the problem of many parts of EDID files.
For multiple attribute identical HDMI receiving terminals, the disposal ability of each HDMI receiving terminal is the same and only has physically
When location is different, can configure for each HDMI receiving terminal in prior art and specify independent a EDID file.The present invention is implemented
In example, described configuration module 1012 only needs to load a EDID file, and customizes physical address for each HDMI receiving terminal,
So decrease the memory space that the EDID quantity of documents of described memorizer 102 storage and EDID file take.In addition, improving
The convenience that EDID file is managed and motility, and reduce maintenance cost.
As shown in figure 3, the embodiment of the present invention can provide a personal-machine interactive interface, then pass through described human-computer interaction interface
Field and the corresponding update content of this field changing is needed in the described EDID file of receiving user's input.In detail, use
Family can be manually entered according to the attribute of the HDMI of described display device 100 need in described EDID file change field and
The corresponding update content of this field, thus realize described configuration module 1012 according to the HDMI of described display device 100
Attribute determines the field and the corresponding update content of this field needing to change in described EDID file.Wherein, human-computer interaction interface
One interactive interface (such as user interface) is provided between described display device 100 and user or is used for display image number
According to user's reference.
In the present embodiment, described human-computer interaction interface is shown on liquid crystal display or touch control display.Touch-control shows
Device can be for supporting capacitance type touch control screen or resistance type touch control screen of single-point and multi-point touch operation etc..Support single-point and multi-point touch
Operation refers to the touch-control behaviour that touch control display can sense that one or more positions produce simultaneously on this touch control display
Make, and the touch control operation that this is sensed transfers to processor 104 to be calculated and process.
In detail, further referring to Fig. 3, in one embodiment, described human-computer interaction interface may include field operations
And with this field operations item corresponding field contents input frame, described field operations item is used for determining that described EDID file needs
Field to be updated, described field contents input frame is used for the corresponding content of field needing to update of receiving user's input.This
In inventive embodiments, described field operations item can be the action-item including multiple options, for providing multiple confession user operations
Option, such as these options can include the release type of the physical address of HDMI, display title and EDID file
Deng, by user the selection of these options be can determine that field corresponding to option be described need change field.For not
Same option can show different field contents input frames, for the receiving user's input renewal corresponding with each option
Content.For example, when the option that user selects is display title, the update content that described field contents input frame receives is permissible
It is, but be not limited to, the display title such as micro- whale, Philip, Haier and Changhong.
Step S103：By described for the write of the described update content field needing to change, cover the EDID file of initial version
In this field content, config update is carried out to described EDID file.
Wherein, after content corresponding in the field that determination needs change for the described configuration module 1012, described programming mould
Content after described renewal is compiled in described memorizer 102 block 1013.In the embodiment of the present invention, described programming module 1013
Content after described renewal is compiled, and the code after compiling is write the field needing in described memorizer 102 to change,
Cover the content of this field in the EDID file of initial version simultaneously, so complete the config update to described EDID file.
The method and device that a kind of EDID information configuration provided in an embodiment of the present invention updates, true by configuration module 1012
Field and the corresponding update content of this field changing is needed in fixed described EDID file, and by programming module 1013 by institute
State the described field needing to change of update content write, the content covering this field in the EDID file of initial version is so that only
Need the config update that the EDID file loading initial version just can complete to described EDID file, and then EDID can be reduced
Storage size shared by file, and improve the motility that EDID file is managed and convenience.
It should be understood that disclosed apparatus and method in embodiment provided herein, can pass through other
Mode is realized.Device embodiment described above is only that schematically for example, the flow chart in accompanying drawing and block diagram show
The device of the multiple embodiments according to the present invention, the architectural framework in the cards of method and computer program product, function and
Operation.At this point, each square frame in flow chart or block diagram can represent a part for a module, program segment or code,
A part for described module, program segment or code comprises the executable finger of one or more logic functions for realizing regulation
Order.It should also be noted that at some as in the realization replaced, the function of being marked in square frame can also be with different from institute in accompanying drawing
The order of mark occurs.For example, two continuous square frames can essentially execute substantially in parallel, and they sometimes can also be by phase
Anti- order execution, this is depending on involved function.It is also noted that each square frame in block diagram and/or flow chart, with
And the combination of the square frame in block diagram and/or flow chart, can be special hardware based with the function of execution regulation or action
System is realizing, or can be realized with combining of computer instruction with specialized hardware.
The described unit illustrating as separating component can be or may not be physically separate, show as unit
The part showing can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On NE.The mesh to realize this embodiment scheme for some or all of unit therein can be selected according to the actual needs
's.
In addition, can be integrated in a processing unit in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a unit.
It should be noted that term " inclusion " or its any other variant are intended to comprising of nonexcludability, thus
So that including a series of article of key elements or equipment not only includes those key elements, but also other including being not expressly set out
Key element.In the absence of more restrictions, the key element that limited by sentence "including a ..." it is not excluded that include described
Also there is other identical element in the article of key element or equipment.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, all should contain
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (10)
1. a kind of method that EDID information configuration updates, be applied to display device it is characterised in that described EDID information configuration more
New method includes：
Load the EDID file of an initial version；
The attribute of the HDMI according to described display device determines the field and this field needing to change in described EDID file
Corresponding update content；
By described for the write of the described update content field needing to change, in the EDID file of covering initial version, this field is interior
Hold, config update is carried out to described EDID file.
2. the method that EDID information configuration according to claim 1 updates is it is characterised in that described set according to described display
The attribute of standby HDMI determines the step needing the field and corresponding update content of this field changing in described EDID file
Rapid inclusion：
One personal-machine interactive interface is provided；
By needing the field and this field that change in the described EDID file of described human-computer interaction interface receiving user's input
Corresponding update content.
3. EDID information configuration according to claim 2 updates method is it is characterised in that described human-computer interaction interface bag
Include field operations item and with this field operations item corresponding field contents input frame, described field operations item is used for determining described
EDID file needs the field updating, and the field updating that needs that described field contents input frame is used for receiving user's input corresponds to
Update content.
4. EDID information configuration according to claim 1 updates method is it is characterised in that the initial version of described loading
EDID file include the EDID file of HDMI1.4 version and the EDID file of HDMI2.0 version.
5. the method that EDID information configuration according to claim 1 updates is it is characterised in that need in described EDID file
The field changing includes at least one of release type of the physical address of HDMI, display title and EDID file institute
Corresponding field.
6. the device that a kind of EDID information configuration updates, be applied to display device it is characterised in that described EDID information configuration more
New device includes：
Load-on module, for loading the EDID file of an initial version；
Configuration module, for the HDMI according to described display device attribute determine need in described EDID file change
Field and the corresponding update content of this field；
Programming module, for by described for the write of the described update content field needing to change, covering the EDID file of initial version
In this field content, config update is carried out to described EDID file.
7. the device that EDID information configuration according to claim 6 updates is it is characterised in that described configuration module provides one
Personal-machine interactive interface and by need in the described EDID file of described human-computer interaction interface receiving user's input change
Field and the corresponding update content of this field, so that it is determined that need the field changing and this field to correspond in described EDID file
Update content.
8. EDID information configuration according to claim 7 updates device is it is characterised in that described human-computer interaction interface bag
Include field operations item and with this field operations item corresponding field contents input frame, described field operations item is used for determining described
EDID file needs the field updating, and the field updating that needs that described field contents input frame is used for receiving user's input corresponds to
Update content.
9. EDID information configuration according to claim 6 updates device is it is characterised in that the initial version of described loading
EDID file include the EDID file of HDMI1.4 version and the EDID file of HDMI2.0 version.
10. the device that EDID information configuration according to claim 6 updates is it is characterised in that need in described EDID file
Field to be changed includes at least one of release type of the physical address of HDMI, display title and EDID file
Corresponding field.
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| CN201610880660 | 2016-10-09 | ||
| CN2016108806602 | 2016-10-09 |
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