CN105930123A - Display adjustment method and electronic device - Google Patents
Display adjustment method and electronic device Download PDFInfo
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- CN105930123A CN105930123A CN201610282330.3A CN201610282330A CN105930123A CN 105930123 A CN105930123 A CN 105930123A CN 201610282330 A CN201610282330 A CN 201610282330A CN 105930123 A CN105930123 A CN 105930123A
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- display terminal
- frequency parameter
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- display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1423—Digital output to display device ; Cooperation and interconnection of the display device with other functional units controlling a plurality of local displays, e.g. CRT and flat panel display
Abstract
The present invention discloses a display adjustment method and an electronic device. The method comprises: acquiring a first switching instruction, wherein the first switching instruction is an instruction of switching a first display terminal connected to a controller by means of a connector to a second display terminal; adjusting a current frequency parameter of the controller to a frequency parameter for the second display terminal; and performing a switch to make the second display terminal to be connected to the controller. According to the method, by pre-adjusting the current frequency parameter of the controller to the frequency parameter matched with the second display terminal after the first switching instruction is received and before the display terminal is switched, adjustment of the frequency parameter of the controller will not be performed at the same time that the display terminal is switched, so that the processed data volume of the controller when the display terminal is switched is decreased, the processing speed of the controller during switching is increased, and the phenomenon of getting stuck or crashed is avoided.
Description
Technical field
The present invention relates to display field, particularly relate to a kind of vision-control method and electronic equipment.
Background technology
Existing electronic equipment, a road display module based on controller is by adapter with multiple displays eventually
The situation that end is connected and exports, the corresponding different display parameters of different display terminals, wherein, display ginseng
Number includes: resolution, refresh rate and pixel position etc., when the image of display module output needs to show first
Show when switching between terminal and the second display terminal, the first display terminal and the display of the second display terminal
Parameter differences is relatively big, such as: the resolution of the second display terminal is significantly greater than the resolution of the first display terminal,
When needs are switched to the second display terminal from the first display terminal, it may appear that switching moment controller processes
Data volume relatively big, card or the phenomenon crashed easily occur.
Summary of the invention
In view of this, the present invention provides a kind of vision-control method and electronic equipment, to solve prior art
During the switching of middle display terminal, occur that data volume that switching moment controller processes is relatively big and that cause card pauses or
The problem of the phenomenon crashed, its concrete scheme is as follows:
A kind of vision-control method, including:
Obtaining the first switching command, described first switching command is will to be connected with controller by adapter
First display terminal switches to the instruction of the second display terminal；
The ongoing frequency parameter adjusting described controller is the frequency parameter for described second display terminal；
Switch described second display terminal to be connected with described controller.
Further, before described acquisition the first switching command, also include:
Obtaining the second switching command, described second switching command is for adjusting described control by described adapter
The display path being connected between device processed and display terminal is for specifying display path；
The ongoing frequency parameter of the described controller of described adjustment is that the frequency for described second display terminal is joined
Number, particularly as follows:
It is described finger according to the ongoing frequency parameter that the described characteristic specifying display path adjusts described controller
Surely the frequency parameter of described second display terminal under path is shown.
Further, the ongoing frequency parameter at the described controller of described adjustment is described for described second
Before the frequency parameter of display terminal, also include:
According at least to resolution and the refresh rate of described second display terminal, determine for described second display
The frequency parameter of terminal.
Further, the ongoing frequency parameter of the described controller of described adjustment is described aobvious for described second
Show the frequency parameter of terminal, particularly as follows:
According at least to resolution and the refresh rate of each display terminal, determine described controller for described respectively
The tables of data of the frequency parameter of individual display terminal；
Extract the frequency parameter for described second display terminal of the controller described in described tables of data, by institute
The ongoing frequency parameter adjustment stating controller is the frequency parameter for described second display terminal, described work as
Front frequency parameter is the described controller frequency parameter for described first display terminal.
Further, the ongoing frequency parameter of the described controller of described adjustment is for described second display eventually
The frequency parameter of end, particularly as follows:
Determine the first adjustment duration needed for adjusting the frequency parameter of described controller；
The first adjustment before the moment that described second display terminal of described switching is connected with described controller
Duration, the ongoing frequency parameter adjusting described controller is the frequency parameter for described second display terminal.
A kind of electronic equipment, including: adapter, controller, the first display terminal, the second display terminal
And processor, wherein:
Described processor is for obtaining the first switching command, and described first switching command is will be by described company
Connect the first display terminal that device is connected with controller and switch to the instruction of the second display terminal, adjust described control
The ongoing frequency parameter of device processed is the frequency parameter for described second display terminal, switches described second and shows
Show that terminal is connected with described controller.
Further, described processor, before obtaining the first switching command, is additionally operable to:
Obtaining the second switching command, described second switching command is for adjusting described control by described adapter
The display path being connected between device processed and display terminal is for specifying display path；
It is for described second display terminal that described processor adjusts the ongoing frequency parameter of described controller
Frequency parameter, particularly as follows:
Described processor adjusts the ongoing frequency ginseng of described controller according to the described characteristic specifying display path
Number specifies the frequency parameter of described second display terminal under display path for described.
Further, described processor is described for institute in the ongoing frequency parameter of the described controller of adjustment
Before stating the frequency parameter of the second display terminal, it is additionally operable to:
According at least to resolution and the refresh rate of described second display terminal, determine for described second display
The frequency parameter of terminal.
Further, described processor adjusts the ongoing frequency parameter of described controller is described for described
The frequency parameter of the second display terminal, particularly as follows:
Described processor, according at least to the resolution of each display terminal and refresh rate, determines described controller
Tables of data for the frequency parameter of each display terminal described；Extract controller described in described tables of data
For the frequency parameter of described second display terminal, it is pin by the ongoing frequency parameter adjustment of described controller
Frequency parameter to described second display terminal, described ongoing frequency parameter is that described controller is for described
The frequency parameter of the first display terminal.
Further, described processor adjusts the ongoing frequency parameter of described controller is described for described
The frequency parameter of the second display terminal, particularly as follows:
Described processor determines the first adjustment duration needed for the frequency parameter adjusting described controller；Institute
State the first adjustment duration switched before the moment that described second display terminal is connected with described controller, adjust
The ongoing frequency parameter of whole described controller is the frequency parameter for described second display terminal.
From technique scheme it can be seen that vision-control method disclosed in the present application and electronic equipment, logical
Crossing acquisition the first switching command, the first switching command is to show be connected with controller by adapter first
Showing that terminal switches to the instruction of the second display terminal, the ongoing frequency parameter adjusting controller is for second
The frequency parameter of display terminal, switches the second display terminal and is connected with controller.This programme is by receiving
After the first switching command, and before switching display terminal, it is pre-adjusted the ongoing frequency of controller
Parameter is the frequency parameter matched with the second display terminal, avoiding problems and is switching the same of display terminal
Time, the frequency parameter of regulation controller, reduce the process data volume of controller when switching display terminal,
The processing speed of controller when improve switching, it is to avoid card or the phenomenon crashed occur.
Accompanying drawing explanation
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 reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
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 the flow chart of a kind of vision-control method disclosed in the embodiment of the present invention；
Fig. 2 is the flow chart of a kind of vision-control method disclosed in the embodiment of the present invention；
Fig. 3 is the flow chart of a kind of vision-control method disclosed in the embodiment of the present invention；
Fig. 4 is the flow chart of a kind of vision-control method disclosed in the embodiment of the present invention；
Fig. 5 is the flow chart of a kind of vision-control method disclosed in the embodiment of the present invention；
Fig. 6 is the structural representation of a kind of electronic equipment disclosed in the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present invention, and
It is not all, of embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under creative work premise, broadly fall into the scope of protection of the invention.
The invention discloses a kind of vision-control method, its flow chart is as it is shown in figure 1, include:
Step S11, obtaining the first switching command, the first switching command is will by adapter with controller even
The first display terminal connect switches to the instruction of the second display terminal；
Controller is connected by adapter and the first display terminal and the second display terminal, and adapter has many
Individual connection interface, can be connected with multiple display terminals simultaneously, and controller is by adapter and multiple displays
Terminal is connected.
Display terminal can be: liquid crystal display LCD, optical flat LOE, it is also possible to for projection etc.,
Multiple display terminals that are concrete, that be connected with adapter, can be respectively different types of display, such as:
First display terminal is LCD, and the second display terminal is LOE, and the 3rd display terminal is projection.
When controller needs to be shown its data exported by some display terminal, need root
Frequency parameter according to this display terminal regulates the frequency parameter of controller so that controller is joined by this frequency
The data of number output can only show at this display terminal.Such as: current controller needs by
Its data exported are shown by one display terminal, need to be adjusted to the frequency parameter of controller and the
The frequency parameter of one display terminal is consistent so that the data of controller output are merely able to by the first display terminal
Receive and show, and other display terminals can not receive what also display controller exported under this frequency parameter
Data.
Step S12, the ongoing frequency parameter of adjustment controller are the frequency parameter for the second display terminal；
After receiving the first switching command, before switching over operation, first adjust working as of controller
Front frequency parameter is the frequency parameter for the second display terminal, it is achieved before handover operation, adjust in advance
The frequency parameter of whole controller, it is to avoid adjust the frequency parameter of controller while switching display terminal,
The process data volume of controller when reducing switching display terminal.
Frequency parameter can particularly as follows: display terminal during the display of data to the demand of controller frequency
Rate, only when controller is consistent with the demand frequency of display terminal, display terminal just can be defeated to controller
The data gone out show.
Step S13, switch the second display terminal and be connected with controller.
Switch the second display terminal to be connected with controller so that the second display terminal display controller output
Data, the data that controller is not now exported by other display terminals different from the second display terminal
Show.
Vision-control method disclosed in the present embodiment, by obtaining the first switching command, the first switching command
For the be connected with controller first display terminal being switched to the instruction of the second display terminal by adapter,
The ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal, switching the second display
Terminal is connected with controller.This programme passes through after receiving the first switching command, and in switching display
Before terminal, the ongoing frequency parameter being pre-adjusted controller is the frequency matched with the second display terminal
Parameter, avoiding problems while switching display terminal, and the frequency parameter of regulation controller reduces
The process data volume of controller when switching display terminal, the processing speed of controller when improve switching,
Avoid phenomenon card occurring or crashing.
Present embodiment discloses a kind of vision-control method, its flow chart is as in figure 2 it is shown, include:
Step S21, obtaining the second switching command, the second switching command is for adjusting controller by adapter
The display path being connected with between display terminal is for specifying display path；
Controller includes multiple display path, such as: rgb signal transmission, the transmission of HDMI signal, LVDS
Signal transmission and MIPI signal transmission etc., controller needs first to select display path, afterwards by being somebody's turn to do
The display terminal that display path sends data to connect shows.
Such as: the second switching command specifies RGB to show path, first display path is defined as RGB
Display path.
Step S22, obtaining the first switching command, the first switching command is will by adapter with controller even
The first display terminal connect switches to the instruction of the second display terminal；
Step S23, the ongoing frequency parameter adjusting controller according to the characteristic specifying display path are aobvious for specifying
Show the frequency parameter of the second display terminal under path；
Different display paths has different transmission characteristics, at the frequency parameter determining the second display terminal
Time, according to the frequency specifying the characteristic showing path that the frequency parameter of controller is adjusted to the second display terminal
Rate parameter.
Sending to the second display terminal in the data that controller needs display, controller needs
The data of display by the display tunnel specified to the second display terminal, and on the second display terminal
Show.
Step S24, switch the second display terminal and be connected with controller.
Vision-control method disclosed in the present embodiment, by obtaining the first switching command, the first switching command
For the be connected with controller first display terminal being switched to the instruction of the second display terminal by adapter,
The ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal, switching the second display
Terminal is connected with controller.This programme passes through after receiving the first switching command, and in switching display
Before terminal, the ongoing frequency parameter being pre-adjusted controller is the frequency matched with the second display terminal
Parameter, avoiding problems while switching display terminal, and the frequency parameter of regulation controller reduces
The process data volume of controller when switching display terminal, the processing speed of controller when improve switching,
Avoid phenomenon card occurring or crashing.
Present embodiment discloses a kind of vision-control method, its flow chart is as it is shown on figure 3, include:
Step S31, obtaining the first switching command, the first switching command is will by adapter with controller even
The first display terminal connect switches to the instruction of the second display terminal；
Step S32, according at least to the resolution of the second display terminal and refresh rate, determine for the second display
The frequency parameter of terminal；
The frequency parameter of display terminal is relevant with the resolution of this display terminal, refresh rate and pixel position etc.,
Concrete, its computing formula can be:
F=(xres+hbp+hfp+hpw) * (yres+vbp+vfp+vpw) * fps*bpp,
Wherein, F is the frequency parameter of display terminal, and xres is the width of resolution, and hbp is rear end buffering
District, hfp is relief area, front end, and hpw is the width of line synchronising signal, and xres+hbp+hfp+hpw is whole
The width of a line, yres is the height of resolution, and vbp is relief area, lower end, and vfp is relief area, upper end, vpw
For the width of frame synchronizing signal, yres+vbp+vfp+vpw is the width of whole string, and fps is refreshing per second
How many frames, i.e. refresh rate, bpp is each pixel needs how many bytes, i.e. pixel position, and xres*yres is for dividing
Resolution.
When the data of controller output need by the second display terminal display, then according to the second display terminal
Resolution, refresh rate and pixel position determine the frequency parameter of the second display terminal by above-mentioned formula, it
After the frequency parameter of controller is adjusted to consistent with the frequency parameter of the second display terminal；When controller is defeated
When the data gone out need to be shown by other a certain display terminals specified, then the display terminal specified according to this
Resolution, refresh rate and pixel position determined the frequency parameter of this display terminal specified by above-mentioned formula,
The frequency parameter that the frequency parameter of controller is adjusted to display terminal with this execution afterwards is consistent.
Step S33, the ongoing frequency parameter of adjustment controller are the frequency parameter for the second display terminal；
Step S34, switch the second display terminal and be connected with controller.
Vision-control method disclosed in the present embodiment, by obtaining the first switching command, the first switching command
For the be connected with controller first display terminal being switched to the instruction of the second display terminal by adapter,
The ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal, switching the second display
Terminal is connected with controller.This programme passes through after receiving the first switching command, and in switching display
Before terminal, the ongoing frequency parameter being pre-adjusted controller is the frequency matched with the second display terminal
Parameter, avoiding problems while switching display terminal, and the frequency parameter of regulation controller reduces
The process data volume of controller when switching display terminal, the processing speed of controller when improve switching,
Avoid phenomenon card occurring or crashing.
Present embodiment discloses a kind of vision-control method, its flow chart as shown in Figure 4, including:
Step S41, obtaining the first switching command, the first switching command is will by adapter with controller even
The first display terminal connect switches to the instruction of the second display terminal；
Step S42, according at least to the resolution of each display terminal and refresh rate, determine that controller is for respectively
The tables of data of the frequency parameter of individual display terminal；
The frequency of each display terminal is determined previously according to frequency parameter computing formula disclosed in a upper embodiment
Parameter, makes the tables of data of the frequency parameter for each display terminal, when the data of controller output need
When wanting some display terminal specified to show, then from tables of data, extract this display terminal specified
Frequency parameter, the frequency parameter of controller is adjusted to this appointment display terminal extracted from tables of data
Frequency parameter, thus avoid when every time switching display terminal, will be to the frequency of this display terminal
Parameter carries out the process recalculated.
Step S43, extraction tables of data middle controller are for the frequency parameter of the second display terminal, by controller
Ongoing frequency parameter adjustment be the frequency parameter for the second display terminal；
Ongoing frequency parameter is the controller frequency parameter for the first display terminal.
Step S44, switch the second display terminal and be connected with controller.
Vision-control method disclosed in the present embodiment, by obtaining the first switching command, the first switching command
For the be connected with controller first display terminal being switched to the instruction of the second display terminal by adapter,
The ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal, switching the second display
Terminal is connected with controller.This programme passes through after receiving the first switching command, and in switching display
Before terminal, the ongoing frequency parameter being pre-adjusted controller is the frequency matched with the second display terminal
Parameter, avoiding problems while switching display terminal, and the frequency parameter of regulation controller reduces
The process data volume of controller when switching display terminal, the processing speed of controller when improve switching,
Avoid phenomenon card occurring or crashing.
Present embodiment discloses a kind of vision-control method, its flow chart is as it is shown in figure 5, include:
Step S51, obtaining the first switching command, the first switching command is will by adapter with controller even
The first display terminal connect switches to the instruction of the second display terminal；
Step S52, determine adjust controller frequency parameter needed for first adjustment duration；
When in the first switching command, instruction changes for the display terminal of the data of display controller output
Time, need first to regulate the frequency parameter of controller so that the frequency parameter of controller and display controller
The frequency parameter of the display terminal of the data of output is consistent.And the frequency parameter adjusting controller is needs one
Fixed duration, i.e. first adjusts duration.
Step S53, when switching before moment of being connected with controller of the second display terminal first and adjusting
Long, the ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal；
It is assumed that the first switching command is specified the moment that the first display terminal switches to the second display terminal
Be the first moment, and adjust the frequency parameter that frequency parameter is the second display terminal of controller time a length of
First adjusts duration, starts to adjust the frequency parameter of controller in the second moment, and the second moment was the
The moment of the first adjustment duration before one moment, in order to the frequency parameter of controller is being adjusted to the
After the frequency parameter of two display terminals, i.e. carry out the switching of display terminal, it is to avoid time linking is the most smooth
The situation that the data caused cannot normally show.
Step S54, switch the second display terminal and be connected with controller.
Vision-control method disclosed in the present embodiment, by obtaining the first switching command, the first switching command
For the be connected with controller first display terminal being switched to the instruction of the second display terminal by adapter,
The ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal, switching the second display
Terminal is connected with controller.This programme passes through after receiving the first switching command, and in switching display
Before terminal, the ongoing frequency parameter being pre-adjusted controller is the frequency matched with the second display terminal
Parameter, avoiding problems while switching display terminal, and the frequency parameter of regulation controller reduces
The process data volume of controller when switching display terminal, the processing speed of controller when improve switching,
Avoid phenomenon card occurring or crashing.
Present embodiment discloses a kind of electronic equipment, its structural representation as shown in Figure 6, including:
Adapter 61, controller 62, the first display terminal 63, the second display terminal 64 and processor 65.
Processor 65 for obtaining the first switching command, the first switching command be will by adapter 61 and
The first display terminal 63 that controller 62 connects switches to the instruction of the second display terminal 64, adjusts and controls
The ongoing frequency parameter of device 62 is the frequency parameter for the second display terminal 64, and switching afterwards second shows
Show that terminal 64 is connected with controller 62.
Controller is connected by adapter and the first display terminal and the second display terminal, and adapter has many
Individual connection interface, can be connected with multiple display terminals simultaneously, and controller is by adapter and multiple displays
Terminal is connected.
Display terminal can be: liquid crystal display LCD, optical flat LOE, it is also possible to for projection etc.,
Multiple display terminals that are concrete, that be connected with adapter, can be respectively different types of display, such as:
First display terminal is LCD, and the second display terminal is LOE, and the 3rd display terminal is projection.
When controller needs to be shown its data exported by some display terminal, need root
Frequency parameter according to this display terminal regulates the frequency parameter of controller so that controller is joined by this frequency
The data of number output can only show at this display terminal.Such as: current controller needs by
Its data exported are shown by one display terminal, need to be adjusted to the frequency parameter of controller and the
The frequency parameter of one display terminal is consistent so that the data of controller output are merely able to by the first display terminal
Receive and show, and other display terminals can not receive what also display controller exported under this frequency parameter
Data.
After receiving the first switching command, before switching over operation, first adjust working as of controller
Front frequency parameter is the frequency parameter for the second display terminal, it is achieved before handover operation, adjust in advance
The frequency parameter of whole controller, it is to avoid adjust the frequency parameter of controller while switching display terminal,
The process data volume of controller when reducing switching display terminal.
Frequency parameter can particularly as follows: display terminal during the display of data to the demand of controller frequency
Rate, only when controller is consistent with the demand frequency of display terminal, display terminal just can be defeated to controller
The data gone out show.
Switch the second display terminal to be connected with controller so that the second display terminal display controller output
Data, the data that controller is not now exported by other display terminals different from the second display terminal
Show.
Wherein, processor 65, before obtaining the first switching command, is additionally operable to:
Obtain the second switching command, the second switching command for adjust by adapter 61 by controller 62 with
The display path connected between display terminal is for specifying display path.
Controller includes multiple display path, such as: rgb signal transmission, the transmission of HDMI signal, LVDS
Signal transmission and MIPI signal transmission etc., controller needs first to select display path, afterwards by being somebody's turn to do
The display terminal that display path sends data to connect shows.
Such as: the second switching command specifies RGB to show path, first display path is defined as RGB
Display path.
Accordingly, processor 65 adjusts the ongoing frequency parameter of controller 62 for for the second display terminal
Frequency parameter, particularly as follows:
Processor 62 adjusts the ongoing frequency parameter of controller 62 for referring to according to the characteristic specifying display path
Surely the frequency parameter of the second display terminal under path is shown.
Different display paths has different transmission characteristics, at the frequency parameter determining the second display terminal
Time, according to the frequency specifying the characteristic showing path that the frequency parameter of controller is adjusted to the second display terminal
Rate parameter.
Sending to the second display terminal in the data that controller needs display, controller needs
The data of display by the display tunnel specified to the second display terminal, and on the second display terminal
Show.
Processor 65 is the frequency for the second display terminal in the ongoing frequency parameter of adjustment controller 62
Before parameter, it is additionally operable to:
According at least to resolution and the refresh rate of the second display terminal, determine the frequency for the second display terminal
Rate parameter.
The frequency parameter of display terminal is relevant with the resolution of this display terminal, refresh rate and pixel position etc.,
Concrete, its computing formula can be:
F=(xres+hbp+hfp+hpw) * (yres+vbp+vfp+vpw) * fps*bpp,
Wherein, F is the frequency parameter of display terminal, and xres is the width of resolution, and hbp is rear end buffering
District, hfp is relief area, front end, and hpw is the width of line synchronising signal, and xres+hbp+hfp+hpw is whole
The width of a line, yres is the height of resolution, and vbp is relief area, lower end, and vfp is relief area, upper end, vpw
For the width of frame synchronizing signal, yres+vbp+vfp+vpw is the width of whole string, and fps is refreshing per second
How many frames, i.e. refresh rate, bpp is each pixel needs how many bytes, i.e. pixel position, and xres*yres is for dividing
Resolution.
When the data of controller output need by the second display terminal display, then according to the second display terminal
Resolution, refresh rate and pixel position determine the frequency parameter of the second display terminal by above-mentioned formula, it
After the frequency parameter of controller is adjusted to consistent with the frequency parameter of the second display terminal；When controller is defeated
When the data gone out need to be shown by other a certain display terminals specified, then the display terminal specified according to this
Resolution, refresh rate and pixel position determined the frequency parameter of this display terminal specified by above-mentioned formula,
The frequency parameter that the frequency parameter of controller is adjusted to display terminal with this execution afterwards is consistent.
Or, processor 65 adjusts the ongoing frequency parameter of controller 62 for for the second display terminal 64
Frequency parameter, particularly as follows:
Processor 65, according at least to the resolution of each display terminal and refresh rate, determines controller 62 pin
Tables of data to the frequency parameter of each display terminal, extracts tables of data middle controller 62 for the second display
The frequency parameter of terminal, is the frequency for the second display terminal by the ongoing frequency parameter adjustment of controller 62
Rate parameter, ongoing frequency parameter is the controller 62 frequency parameter for the first display terminal 63.
Determine the frequency parameter of each display terminal previously according to said frequencies parameter calculation formula, make pin
Tables of data to the frequency parameter of each display terminal, when the data of controller output need some to specify
Display terminal when showing, then from tables of data, extract the frequency parameter of this display terminal specified,
The frequency parameter of controller is adjusted to this frequency parameter specifying display terminal extracted from tables of data,
Thus avoid when switching display terminal every time, the frequency parameter of this display terminal will be carried out again
The process calculated.
It is that the frequency for the second display terminal is joined that processor 65 adjusts the ongoing frequency parameter of controller 62
Number, can particularly as follows:
Processor 65 determines the first adjustment duration needed for the frequency parameter adjusting controller 62, in switching
The first adjustment duration before the moment that second display terminal 64 is connected with controller 62, adjusts controller
The ongoing frequency parameter of 62 is the frequency parameter for the second display terminal.
When in the first switching command, instruction changes for the display terminal of the data of display controller output
Time, need first to regulate the frequency parameter of controller so that the frequency parameter of controller and display controller
The frequency parameter of the display terminal of the data of output is consistent.And the frequency parameter adjusting controller is needs one
Fixed duration, i.e. first adjusts duration.
It is assumed that the first switching command is specified the moment that the first display terminal switches to the second display terminal
Be the first moment, and adjust the frequency parameter that frequency parameter is the second display terminal of controller time a length of
First adjusts duration, starts to adjust the frequency parameter of controller in the second moment, and the second moment was the
The moment of the first adjustment duration before one moment, in order to the frequency parameter of controller is being adjusted to the
After the frequency parameter of two display terminals, i.e. carry out the switching of display terminal, it is to avoid time linking is the most smooth
The situation that the data caused cannot normally show.
Electronic equipment disclosed in the present embodiment, obtains the first switching command by processor, and the first switching refers to
Order for switching to the finger of the second display terminal with controller by the first display terminal being connected by adapter
Order, the ongoing frequency parameter adjusting controller is the frequency parameter for the second display terminal, switches second
Display terminal is connected with controller.This programme passes through after receiving the first switching command, and in switching
Before display terminal, the ongoing frequency parameter being pre-adjusted controller is to match with the second display terminal
Frequency parameter, avoiding problems while switching display terminal, the frequency parameter of regulation controller, fall
The low process data volume of controller when switching display terminal, the process speed of controller when improve switching
Degree, it is to avoid card or the phenomenon crashed occur.
In this specification, each embodiment uses the mode gone forward one by one to describe, and each embodiment stresses
Being the difference with other embodiments, between each embodiment, identical similar portion sees mutually.
For device disclosed in embodiment, owing to it corresponds to the method disclosed in Example, so describing
Fairly simple, relevant part sees method part and illustrates.
Professional further appreciates that, respectively shows in conjunction with what the embodiments described herein described
The unit of example and algorithm steps, it is possible to electronic hardware, computer software or the two be implemented in combination in,
In order to clearly demonstrate the interchangeability of hardware and software, the most general according to function
Describe composition and the step of each example.These functions perform with hardware or software mode actually,
Depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can be to each specific
Should be used for use different methods to realize described function, but this realization is it is not considered that beyond this
The scope of invention.
The method described in conjunction with the embodiments described herein or the step of algorithm can directly use hardware,
The software module that processor performs, or the combination of the two implements.Software module can be placed in and deposit at random
Reservoir (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electric erasable can
Well known in programming ROM, depositor, hard disk, moveable magnetic disc, CD-ROM or technical field
In any other form of storage medium.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses
The present invention.Multiple amendment to these embodiments will be aobvious and easy for those skilled in the art
See, generic principles defined herein can without departing from the spirit or scope of the present invention,
Realize in other embodiments.Therefore, the present invention is not intended to be limited to the embodiments shown herein,
And it is to fit to the widest scope consistent with principles disclosed herein and features of novelty.
Claims (10)
1. a vision-control method, it is characterised in that including:
Obtaining the first switching command, described first switching command is will to be connected with controller by adapter
First display terminal switches to the instruction of the second display terminal；
The ongoing frequency parameter adjusting described controller is the frequency parameter for described second display terminal；
Switch described second display terminal to be connected with described controller.
Method the most according to claim 1, it is characterised in that at described acquisition the first switching command
Before, also include:
Obtaining the second switching command, described second switching command is for adjusting described control by described adapter
The display path being connected between device processed and display terminal is for specifying display path；
The ongoing frequency parameter of the described controller of described adjustment is that the frequency for described second display terminal is joined
Number, particularly as follows:
It is described finger according to the ongoing frequency parameter that the described characteristic specifying display path adjusts described controller
Surely the frequency parameter of described second display terminal under path is shown.
Method the most according to claim 1, it is characterised in that at the described controller of described adjustment
Before ongoing frequency parameter is the described frequency parameter for described second display terminal, also include:
According at least to resolution and the refresh rate of described second display terminal, determine for described second display
The frequency parameter of terminal.
Method the most according to claim 1, it is characterised in that working as of the described controller of described adjustment
Front frequency parameter is the described frequency parameter for described second display terminal, particularly as follows:
According at least to resolution and the refresh rate of each display terminal, determine described controller for described respectively
The tables of data of the frequency parameter of individual display terminal；
Extract the frequency parameter for described second display terminal of the controller described in described tables of data, by institute
The ongoing frequency parameter adjustment stating controller is the frequency parameter for described second display terminal, described work as
Front frequency parameter is the described controller frequency parameter for described first display terminal.
Method the most according to claim 1, it is characterised in that working as of the described controller of described adjustment
Front frequency parameter is the frequency parameter for described second display terminal, particularly as follows:
Determine the first adjustment duration needed for adjusting the frequency parameter of described controller；
The first adjustment before the moment that described second display terminal of described switching is connected with described controller
Duration, the ongoing frequency parameter adjusting described controller is the frequency parameter for described second display terminal.
6. an electronic equipment, it is characterised in that including: adapter, controller, the first display terminal,
Second display terminal and processor, wherein:
Described processor is for obtaining the first switching command, and described first switching command is will be by described company
Connect the first display terminal that device is connected with controller and switch to the instruction of the second display terminal, adjust described control
The ongoing frequency parameter of device processed is the frequency parameter for described second display terminal, switches described second and shows
Show that terminal is connected with described controller.
Electronic equipment the most according to claim 6, it is characterised in that described processor is obtaining the
Before one switching command, it is additionally operable to:
Obtaining the second switching command, described second switching command is for adjusting described control by described adapter
The display path being connected between device processed and display terminal is for specifying display path；
It is for described second display terminal that described processor adjusts the ongoing frequency parameter of described controller
Frequency parameter, particularly as follows:
Described processor adjusts the ongoing frequency ginseng of described controller according to the described characteristic specifying display path
Number specifies the frequency parameter of described second display terminal under display path for described.
Electronic equipment the most according to claim 6, it is characterised in that described processor is adjusting institute
State before the ongoing frequency parameter of controller is the described frequency parameter for described second display terminal, also
For:
According at least to resolution and the refresh rate of described second display terminal, determine for described second display
The frequency parameter of terminal.
Electronic equipment the most according to claim 6, it is characterised in that described processor adjusts described
The ongoing frequency parameter of controller is the described frequency parameter for described second display terminal, particularly as follows:
Described processor, according at least to the resolution of each display terminal and refresh rate, determines described controller
Tables of data for the frequency parameter of each display terminal described；Extract controller described in described tables of data
For the frequency parameter of described second display terminal, it is pin by the ongoing frequency parameter adjustment of described controller
Frequency parameter to described second display terminal, described ongoing frequency parameter is that described controller is for described
The frequency parameter of the first display terminal.
Electronic equipment the most according to claim 6, it is characterised in that described processor adjusts institute
The ongoing frequency parameter stating controller is the described frequency parameter for described second display terminal, particularly as follows:
Described processor determines the first adjustment duration needed for the frequency parameter adjusting described controller；Institute
State the first adjustment duration switched before the moment that described second display terminal is connected with described controller, adjust
The ongoing frequency parameter of whole described controller is the frequency parameter for described second display terminal.
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| CN201610282330.3A CN105930123B (en) | 2016-04-29 | 2016-04-29 | Display adjusting method and electronic equipment |
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| CN105930123B (en) | 2020-02-21 |
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