CN104317489A - Screen backlight regulating method and screen backlight regulating device - Google Patents
Screen backlight regulating method and screen backlight regulating device Download PDFInfo
- Publication number
- CN104317489A CN104317489A CN201410483234.6A CN201410483234A CN104317489A CN 104317489 A CN104317489 A CN 104317489A CN 201410483234 A CN201410483234 A CN 201410483234A CN 104317489 A CN104317489 A CN 104317489A
- Authority
- CN
- China
- Prior art keywords
- area
- captions
- backlight
- display position
- screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- G06F3/147—Digital output to display device ; Cooperation and interconnection of the display device with other functional units using display panels
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention relates to a screen backlight regulating method and a screen backlight regulating device, and belongs to the technical field of electronics. The method comprises the following steps that: if a current playing video is a video with subtitles, a first region of a current screen is determined according to the display position of the subtitles; backlight setting values of a first region and a second region are determined according to the display range of the first region; and the backlight of the current screen is regulated according to the backlight setting values of the first region and the second region. The screen backlight regulating method and the screen backlight regulating device have the advantages that the first region, not including the subtitles, in the current screen is determined according to the display position of the subtitles; the backlight setting values of the first region and the second region beyond the first region are determined according to the display range of the first region; and the backlight of the current screen is regulated according to the backlight setting values of the first region and the second region. The backlight setting value is not determined according to contents in the second region including the subtitles, so that the backlight flickering caused by the subtitles is avoided. Therefore the backlight regulating effect of the screen is better.
Description
Technical field
The disclosure relates to electronic technology field, particularly a kind of method of adjustment of screen backlight and device.
Background technology
Along with the development of electronic technology, got more and more by the people of terminal obtains information.Terminal can be provided with usually LCD (Liquid Crystal Display, liquid crystal display), can be shown information by LCD.Wherein, LCD is made up of display device and backlight device two parts usually, and display device is for showing information, and backlight device is used for throwing light on when showing information to display device.Such as, display device shows information in screen, the Content adaptation backlight value of backlight device then according to display device, thus according to backlight value adjustment screen backlight.
Realizing in process of the present disclosure, inventor finds that correlation technique at least exists following problem:
Because backlight value adjusts according to content shown in screen, when terminal needing the video playing band captions, if there are captions in video pictures, brightness due to captions normally comparatively becomes clear, thus make when captions occur, backlight value can be tuned up, and corresponding backlight can be stronger.When captions do not occur, backlight value can be turned down, and corresponding backlight can be more weak.And in video, sometimes have captions, there is no captions sometimes, and then cause video pictures to occur the situation of backlight flicker because of the continuous change of backlight value.Therefore, the Adjustment effect of screen backlight is not good.
Summary of the invention
For overcoming Problems existing in correlation technique, present disclose provides a kind of method of adjustment and device of screen backlight.
According to the first aspect of disclosure embodiment, provide a kind of method of adjustment of screen backlight, the method comprises:
If current broadcasting is the video being with captions, according to the display position of described captions, determine the first area of current screen, described first area is the region not comprising captions;
According to the indication range of described first area, determine the backlight value of described first area and second area, described second area is the region beyond first area;
According to the backlight value of described first area and described second area, the backlight of described current screen is adjusted.
In conjunction with first aspect, in the first possible implementation of first aspect, the described display position according to described captions, before determining the first area of current screen, also comprises:
If the kind of described captions is embedded captions, then corresponding according to described video video configuration information, determines the display position of described captions.
In conjunction with first aspect, in the implementation that the second of first aspect is possible, the described display position according to described captions, before determining the first area of current screen, also comprises:
If the kind of described captions is outside association captions, then obtain the position configuration information of described captions;
The display position of described captions is determined according to described position configuration information.
In conjunction with first aspect, in the third possible implementation of first aspect, the described display position according to described captions, determine the first area of current screen, comprising:
Using the determined horizontal cross shaft of the starting point of the ordinate of the display position of described captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of described captions for the second boundary;
By on described current screen by the region beyond described first border and the determined region of the second boundary, as the first area of described current screen.
According to the second aspect of disclosure embodiment, provide a kind of adjusting gear of screen backlight, this device comprises:
First determination module, for current broadcasting be band captions video time, according to the display position of described captions, determine the first area of current screen, described first area is the region not comprising captions;
Second determination module, for the indication range according to described first area, determine the backlight value of described first area and second area, described second area is the region beyond first area;
Adjusting module, for the backlight value according to described first area and described second area, adjusts the backlight of described current screen.
In conjunction with second aspect, in the first possible implementation of second aspect, described device also comprises:
3rd determination module, for when the kind of described captions is embedded captions, the video configuration information corresponding according to described video, determines the display position of described captions.
In conjunction with second aspect, in the implementation that the second of second aspect is possible, described device also comprises:
Acquisition module, during for being outside association captions when the kind of described captions, obtains the position configuration information of described captions;
4th determination module, for determining the display position of described captions according to described position configuration information.
In conjunction with second aspect, in the third possible implementation of second aspect, described first determination module, for using the determined horizontal cross shaft of the starting point of the ordinate of the display position of described captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of described captions for the second boundary; By on described current screen by the region beyond described first border and the determined region of the second boundary, as the first area of described current screen.
According to the third aspect of disclosure embodiment, provide a kind of adjusting gear of screen backlight, this device comprises:
Processor;
For the storer of storage of processor executable instruction;
Wherein, described processor is configured to:
If current broadcasting is the video being with captions, according to the display position of described captions, determine the first area of current screen, described first area is the region not comprising captions;
According to the indication range of described first area, determine the backlight value of described first area and second area, described second area is the region beyond first area;
According to the backlight value of described first area and described second area, the backlight of described current screen is adjusted.
The beneficial effect that the technical scheme that disclosure embodiment provides is brought is:
By the display position according to captions, determine the first area not comprising captions in current screen, according to the indication range of first area, determine the backlight value of the second area beyond first area and first area, according to the backlight value of first area and second area, the backlight of current screen is adjusted.Due to when determining backlight value, not determining according to the content comprised in the second area of captions, thus avoiding the backlight flicker caused because of captions.Therefore, the Adjustment effect of screen backlight is better.
Should be understood that, it is only exemplary and explanatory that above general description and details hereinafter describe, and can not limit the disclosure.
Accompanying drawing explanation
Accompanying drawing to be herein merged in instructions and to form the part of this instructions, shows embodiment according to the invention, and is used from instructions one and explains principle of the present invention.
Fig. 1 is the process flow diagram of the method for adjustment of a kind of screen backlight according to an exemplary embodiment.
Fig. 2 is the process flow diagram of the method for adjustment of a kind of screen backlight according to an exemplary embodiment.
Fig. 3 is the subregion schematic diagram of a kind of screen interface according to an exemplary embodiment.
Fig. 4 is the subregion schematic diagram of a kind of screen interface according to an exemplary embodiment.
Fig. 5 is the schematic diagram of the adjusting gear of a kind of screen backlight according to an exemplary embodiment.
Fig. 6 is the schematic diagram of the adjusting gear of a kind of screen backlight according to an exemplary embodiment.
Fig. 7 is the schematic diagram of the adjusting gear of a kind of screen backlight according to an exemplary embodiment.
Fig. 8 is the block diagram of a kind of terminal according to an exemplary embodiment.
Embodiment
Here will be described exemplary embodiment in detail, its sample table shows in the accompanying drawings.When description below relates to accompanying drawing, unless otherwise indicated, the same numbers in different accompanying drawing represents same or analogous key element.Embodiment described in following exemplary embodiment does not represent all embodiments consistent with the present invention.On the contrary, they only with as in appended claims describe in detail, the example of apparatus and method that aspects more of the present invention are consistent.
Fig. 1 is the process flow diagram of the method for adjustment of a kind of screen backlight according to an exemplary embodiment, and the method for adjustment of this screen backlight is applied to terminal.As shown in Figure 1, the method for adjustment of this screen backlight comprises the following steps.
In a step 101, if current broadcasting is the video being with captions, according to the display position of captions, determine the first area of current screen, first area is the region not comprising captions.
As a kind of embodiment, according to the display position of captions, before determining the first area of current screen, also comprise:
If the kind of captions is embedded captions, then corresponding according to video video configuration information, determines the display position of captions.
As a kind of embodiment, according to the display position of captions, before determining the first area of current screen, also comprise:
If the kind of captions is outside association captions, then obtain the position configuration information of captions;
According to the display position of position configuration information determination captions.
As a kind of embodiment, according to the display position of captions, determine the first area of current screen, comprising:
Using the determined horizontal cross shaft of the starting point of the ordinate of the display position of captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of captions for the second boundary;
By on current screen by the region beyond the first border and the determined region of the second boundary, as the first area of current screen.
In a step 102, according to the indication range of first area, determine the backlight value of first area and second area, second area is the region beyond first area.
In step 103, according to the backlight value of first area and second area, the backlight of current screen is adjusted.
The method that disclosure embodiment provides, by the display position according to captions, determine the first area not comprising captions in current screen, according to the indication range of first area, determine the backlight value of the second area beyond first area and first area, according to the backlight value of first area and second area, the backlight of current screen is adjusted.Due to when determining backlight value, not determining according to the content comprised in the second area of captions, thus avoiding the backlight flicker caused because of captions.Therefore, the Adjustment effect of screen backlight is better.
Fig. 2 is the process flow diagram of the method for adjustment of a kind of screen backlight according to an exemplary embodiment, and as shown in Figure 2, the method for adjustment of this screen backlight is applied in terminal, comprises the following steps.
In step 201, if current broadcasting is the video being with captions, using the determined horizontal cross shaft of the starting point of the ordinate of the display position of captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of captions for the second boundary.
When playing the video of band captions, the kind of captions can be plug-in captions, also can be embedded captions.Wherein, plug-in captions refer to video file and are separated with subtitle file, need automatically or captions that user is manually loaded into, and user can arrange the position that plug-in captions show in screen when playing video.Terminal by obtaining the position configuration information of captions, and then can determine the display position of captions according to position configuration information.Embedded captions refer to the captions of the part becoming video file content, and now, the display position of captions in video file content is fixing.Terminal the video configuration information corresponding according to video can determine the display position of captions.Thus using the determined horizontal cross shaft of the starting point of the ordinate of the display position of captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of captions for the second boundary.
Wherein, in video, the position of captions can be positioned at the below of screen, also can be positioned at the top of screen, and the present embodiment does not do concrete restriction to the position of captions in video.
Such as, as shown in Figure 3, in figure 3 captions display position on can determine the starting point of the ordinate of the display position of captions, the lower end point can determining the ordinate of the display position of captions of the display position of captions in figure 3, thus can, using determined for the starting point of the ordinate of the display position of captions horizontal cross shaft as the first border, be the second boundary by determined for the end point of the ordinate of the display position of captions horizontal cross shaft.
In step 202., by current screen by the region beyond the first border and the determined region of the second boundary, as the first area of current screen.
The present embodiment not to by current screen by the region beyond the first border and the determined region of the second boundary, mode as the first area of current screen does concrete restriction, include but not limited to: the region beyond the region that the right boundary of the first border on current screen, the second boundary and screen is surrounded, as the first area of current screen.
Such as, as shown in Figure 3, the right boundary of the first border, the second boundary and screen can surround the region comprising captions, and the region beyond the region comprising captions is the first area of current screen.In addition, due to first area be comprise captions region beyond region, therefore, in first area, do not comprise captions.
It should be noted that, this step is the display position according to captions with the process in above-mentioned steps 201 actually, determines the process of the first area of current screen.Certainly, when determining the first area of current screen, except the method in above-mentioned steps 201 and this step, can also adopt other mode, the present embodiment does not do concrete restriction to this.In addition, according to the display position of captions, determining that the process of the first area of current screen can perform in the process playing video, also can perform when opening video file, the present embodiment does not do concrete restriction to the execution of said process opportunity.
In step 203, according to the indication range of first area, determine the backlight value of first area and second area, second area is the region beyond first area.
Wherein, the region comprising captions that second area is the first border in above-mentioned steps 202, the right boundary of the second boundary and screen surrounds.About the indication range according to first area, determine the mode of the backlight value of first area and second area, the present embodiment does not do concrete restriction to this, include but not limited to: subregion is carried out in first area by the indication range according to first area, determine the backlight value of every block subregion according to the displaying contents of block subregion every in first area, thus determine the backlight value of first area and second area according to the backlight value of every block subregion.
Such as, as shown in Figure 4, determine a dotted line for subregion in Fig. 4 according to the indication range of first area, by this dotted line, subregion has been carried out in first area, be respectively A, B, C, D tetra-districts in Fig. 4.In addition, second area has also been carried out subregion by this dotted line, is respectively the E district in Fig. 4 and F district.
Certainly, first area carried out according to the indication range of first area the mode that subregion can also to adopt except aforesaid way other, the present embodiment does not do concrete restriction to this.As determined many dotted lines, first area is divided into more region.
After subregion completes, the backlight value of every block subregion can be determined according to the displaying contents of block subregion every in first area.Such as, for the subregion process in foregoing, the backlight value in A district and C district can be determined according to the displaying contents in the A district in first area and C district, determine the backlight value in B district and D district according to the displaying contents in the B district in first area and D district.
After determining the backlight value of every block subregion, the backlight value of first area and second area can be determined according to the backlight value of every block subregion.Such as, as in Fig. 4, A district and C district constitute the left-half of first area, can determine the backlight value of first area left-half according to the backlight value in A district and C district.And B district and D district constitute right-hand part part of first area, the backlight value of first area right half part can be determined according to the backlight value in B district and D district.Thus determine the backlight value of first area.
In addition, when determining the backlight value of second area, what be arranged in that dotted line formed due to E district and A district and C district parts district on the left side, and F district and B district and D district be arranged in that dotted line formed part district on the right side.Therefore, can using the backlight value of the backlight value in A district and C district as the left-half E district of second area, using the backlight value of the backlight value in B district and D district as the right half part F district of second area.Thus determine the backlight value of second area.
In step 204, according to the backlight value of first area and second area, the backlight of current screen is adjusted.
Wherein, backlight value can be the intensity level of backlight, and the present embodiment does not do concrete restriction to this.Such as, for the subregion process in above-mentioned steps 203, because the backlight intensity value in A district, E district and C district is identical, the backlight intensity value in B district, D district and F district is identical.Therefore, A district, E district and C district can be adjusted to identical backlight intensity by the backlight intensity value in A district, E district and C district, and B district, D district and F district are adjusted to identical backlight intensity.
The method that disclosure embodiment provides, by the display position according to captions, determine the first area not comprising captions in current screen, according to the indication range of first area, determine the backlight value of the second area beyond first area and first area, according to the backlight value of first area and second area, the backlight of current screen is adjusted.Due to when determining backlight value, not determining according to the content comprised in the second area of captions, thus avoiding the backlight flicker caused because of captions.Therefore, the Adjustment effect of screen backlight is better.
Fig. 5 is the structural representation of the adjusting gear of a kind of screen backlight according to an exemplary embodiment, and the adjusting gear of this screen backlight is applied to terminal.With reference to Fig. 5, this device comprises the first determination module 501, second determination module 502 and adjusting module 503.
This first determination module 501 be configured to current broadcasting be band captions video time, according to the display position of captions, determine the first area of current screen, first area is the region not comprising captions;
This second determination module 502 is configured to the indication range according to first area, determines the backlight value of first area and second area, and second area is the region beyond first area;
This adjusting module 503 is configured to the backlight value according to first area and second area, adjusts the backlight of current screen.
In one embodiment, see Fig. 6, this device also comprises the 3rd determination module 504.
3rd determination module 504 is configured to when the kind of captions is embedded captions, and the video configuration information corresponding according to video, determines the display position of captions.
In one embodiment, see Fig. 7, this device also comprises acquisition module 505 and the 4th determination module 506.
This acquisition module 505 is configured to, when the kind of captions is for outside association captions, obtain the position configuration information of captions;
4th determination module 506 is configured to the display position according to position configuration information determination captions.
In one embodiment, first determination module 501, be configured to using the determined horizontal cross shaft of the starting point of the ordinate of the display position of captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of captions for the second boundary; By on current screen by the region beyond the first border and the determined region of the second boundary, as the first area of current screen.
The device that disclosure embodiment provides, by the display position according to captions, determine the first area not comprising captions in current screen, according to the indication range of first area, determine the backlight value of the second area beyond first area and first area, according to the backlight value of first area and second area, the backlight of current screen is adjusted.Due to when determining backlight value, not determining according to the content comprised in the second area of captions, thus avoiding the backlight flicker caused because of captions.Therefore, the Adjustment effect of screen backlight is better.
About the device in above-described embodiment, wherein the concrete mode of modules executable operations has been described in detail in about the embodiment of the method, will not elaborate explanation herein.
Fig. 8 is the block diagram of a kind of terminal 800 according to an exemplary embodiment.Such as, terminal 800 can be mobile phone, computing machine, digital broadcast terminal, messaging devices, game console, tablet device, Medical Devices, body-building equipment, personal digital assistant etc.
With reference to Fig. 8, terminal 800 can comprise following one or more assembly: processing components 802, storer 804, power supply module 806, multimedia groupware 808, audio-frequency assembly 810, I/O (Input/Output, I/O) interface 812, sensor module 814, and communications component 816.
The integrated operation of the usual control terminal 800 of processing components 802, such as with display, call, data communication, camera operation and record operate the operation be associated.Processing components 802 can comprise one or more processor 820 to perform instruction, to complete all or part of step of above-mentioned method.In addition, processing components 802 can comprise one or more module, and what be convenient between processing components 802 and other assemblies is mutual.Such as, processing components 802 can comprise multi-media module, mutual with what facilitate between multimedia groupware 808 and processing components 802.
Storer 804 is configured to store various types of data to be supported in the operation of terminal 800.The example of these data comprises for any application program of operation in terminal 800 or the instruction of method, contact data, telephone book data, message, picture, video etc.Storer 804 can be realized by the volatibility of any type or non-volatile memory device or their combination, as SRAM (Static Random Access Memory, static RAM), EEPROM (Electrically-Erasable Programmable Read-Only Memory, Electrically Erasable Read Only Memory), EPROM (Erasable Programmable Read Only Memory, Erasable Programmable Read Only Memory EPROM), PROM (Programmable Read-Only Memory, programmable read only memory), ROM (Read-Only Memory, ROM (read-only memory)), magnetic store, flash memory, disk or CD.
The various assemblies that power supply module 806 is terminal 800 provide electric power.Power supply module 806 can comprise power-supply management system, one or more power supply, and other and the assembly generating, manage and distribute electric power for terminal 800 and be associated.
Multimedia groupware 808 is included in the screen providing an output interface between described terminal 800 and user.In certain embodiments, screen can comprise LCD (Liquid Crystal Display, liquid crystal display) and TP (Touch Panel, touch panel).If screen comprises touch panel, screen may be implemented as touch-screen, to receive the input signal from user.Touch panel comprises one or more touch sensor with the gesture on sensing touch, slip and touch panel.Described touch sensor can the border of not only sensing touch or sliding action, but also detects the duration relevant to described touch or slide and pressure.In certain embodiments, multimedia groupware 808 comprises a front-facing camera and/or post-positioned pick-up head.When terminal 800 is in operator scheme, during as screening-mode or video mode, front-facing camera and/or post-positioned pick-up head can receive outside multi-medium data.Each front-facing camera and post-positioned pick-up head can be fixing optical lens systems or have focal length and optical zoom ability.
Audio-frequency assembly 810 is configured to export and/or input audio signal.Such as, audio-frequency assembly 810 comprises a MIC (Microphone, microphone), and when terminal 800 is in operator scheme, during as call model, logging mode and speech recognition mode, microphone is configured to receive external audio signal.The sound signal received can be stored in storer 804 further or be sent via communications component 816.In certain embodiments, audio-frequency assembly 810 also comprises a loudspeaker, for output audio signal.
I/O interface 812 is for providing interface between processing components 802 and peripheral interface module, and above-mentioned peripheral interface module can be keyboard, some striking wheel, button etc.These buttons can include but not limited to: home button, volume button, start button and locking press button.
Sensor module 814 comprises one or more sensor, for providing the state estimation of various aspects for terminal 800.Such as, sensor module 814 can detect the opening/closing state of terminal 800, the relative positioning of assembly, such as assembly is display and the keypad of terminal 800, the position of all right sense terminals 800 of sensor module 814 or terminal 800 1 assemblies changes, the presence or absence that user contacts with terminal 800, the temperature variation of terminal 800 orientation or acceleration/deceleration and terminal 800.Sensor module 814 can comprise proximity transducer, be configured to without any physical contact time detect near the existence of object.Sensor module 814 can also comprise optical sensor, as CMOS (Complementary Metal Oxide Semiconductor, CMOS (Complementary Metal Oxide Semiconductor)) or CCD (Charge-coupled Device, charge coupled cell) imageing sensor, for using in imaging applications.In certain embodiments, this sensor module 814 can also comprise acceleration transducer, gyro sensor, Magnetic Sensor, pressure transducer or temperature sensor.
Communications component 816 is configured to the communication being convenient to wired or wireless mode between terminal 800 and other equipment.Terminal 800 can access the wireless network based on communication standard, as WiFi, 2G or 3G, or their combination.In one exemplary embodiment, communications component 816 receives from the broadcast singal of external broadcasting management system or broadcast related information via broadcast channel.In one exemplary embodiment, described communications component 816 also comprises NFC (Near Field Communication, near-field communication) module, to promote junction service.Such as, can based on RFID (Radio Frequency Identification in NFC module, radio-frequency (RF) identification) technology, IrDA (Infra-red Data Association, Infrared Data Association) technology, UWB (Ultra Wideband, ultra broadband) technology, BT (Bluetooth, bluetooth) technology and other technologies realize.
In the exemplary embodiment, terminal 800 can by one or more ASIC (Application Specific Integrated Circuit, application specific integrated circuit), DSP (Digital signal Processor, digital signal processor), DSPD (Digital signal Processor Device, digital signal processing appts), PLD (Programmable Logic Device, programmable logic device (PLD)), FPGA) (Field Programmable Gate Array, field programmable gate array), controller, microcontroller, microprocessor or other electronic components realize, for performing the method for adjustment of the screen backlight provided in the embodiment corresponding to above-mentioned Fig. 1 or Fig. 2.
The terminal that disclosure embodiment provides, by the display position according to captions, determine the first area not comprising captions in current screen, according to the indication range of first area, determine the backlight value of the second area beyond first area and first area, according to the backlight value of first area and second area, the backlight of current screen is adjusted.Due to when determining backlight value, not determining according to the content comprised in the second area of captions, thus avoiding the backlight flicker caused because of captions.Therefore, the Adjustment effect of screen backlight is better.
In the exemplary embodiment, additionally provide a kind of non-transitory computer-readable recording medium comprising instruction, such as, comprise the storer 804 of instruction, above-mentioned instruction can perform said method by the processor 820 of terminal 800.Such as, described non-transitory computer-readable recording medium can be ROM, RAM (Random Access Memory, random access memory), CD-ROM (Compact Disc Read-Only Memory, compact disc read-only memory), tape, floppy disk and optical data storage devices etc.
A kind of non-transitory computer-readable recording medium, when the instruction in storage medium is performed by the processor of terminal, make terminal can perform a kind of method of adjustment of screen backlight, method comprises:
If current broadcasting is the video being with captions, according to the display position of captions, determine the first area of current screen, first area is the region not comprising captions;
According to the indication range of first area, determine the backlight value of first area and second area, second area is the region beyond first area;
According to the backlight value of first area and second area, the backlight of current screen is adjusted.
The computer-readable recording medium that disclosure embodiment provides, by the display position according to captions, determine the first area not comprising captions in current screen, according to the indication range of first area, determine the backlight value of the second area beyond first area and first area, according to the backlight value of first area and second area, the backlight of current screen is adjusted.Due to when determining backlight value, not determining according to the content comprised in the second area of captions, thus avoiding the backlight flicker caused because of captions.Therefore, the Adjustment effect of screen backlight is better.
Those skilled in the art, at consideration instructions and after putting into practice invention disclosed herein, will easily expect other embodiment of the present disclosure.The application is intended to contain any modification of the present disclosure, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present disclosure and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Instructions and embodiment are only regarded as exemplary, and true scope of the present disclosure and spirit are pointed out by claim below.
Should be understood that, the disclosure is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.The scope of the present disclosure is only limited by appended claim.
Claims (9)
1. a method of adjustment for screen backlight, is characterized in that, described method comprises:
If current broadcasting is the video being with captions, according to the display position of described captions, determine the first area of current screen, described first area is the region not comprising captions;
According to the indication range of described first area, determine the backlight value of described first area and second area, described second area is the region beyond first area;
According to the backlight value of described first area and described second area, the backlight of described current screen is adjusted.
2. method according to claim 1, is characterized in that, the described display position according to described captions, before determining the first area of current screen, also comprises:
If the kind of described captions is embedded captions, then corresponding according to described video video configuration information, determines the display position of described captions.
3. method according to claim 1, is characterized in that, the described display position according to described captions, before determining the first area of current screen, also comprises:
If the kind of described captions is outside association captions, then obtain the position configuration information of described captions;
The display position of described captions is determined according to described position configuration information.
4. method according to claim 1, is characterized in that, the described display position according to described captions, determines the first area of current screen, comprising:
Using the determined horizontal cross shaft of the starting point of the ordinate of the display position of described captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of described captions for the second boundary;
By on described current screen by the region beyond described first border and the determined region of the second boundary, as the first area of described current screen.
5. an adjusting gear for screen backlight, is characterized in that, described device comprises:
First determination module, for current broadcasting be band captions video time, according to the display position of described captions, determine the first area of current screen, described first area is the region not comprising captions;
Second determination module, for the indication range according to described first area, determine the backlight value of described first area and second area, described second area is the region beyond first area;
Adjusting module, for the backlight value according to described first area and described second area, adjusts the backlight of described current screen.
6. device according to claim 5, is characterized in that, described device also comprises:
3rd determination module, for when the kind of described captions is embedded captions, the video configuration information corresponding according to described video, determines the display position of described captions.
7. device according to claim 5, is characterized in that, described device also comprises:
Acquisition module, during for being outside association captions when the kind of described captions, obtains the position configuration information of described captions;
4th determination module, for determining the display position of described captions according to described position configuration information.
8. device according to claim 5, it is characterized in that, described first determination module, for using the determined horizontal cross shaft of the starting point of the ordinate of the display position of described captions as the first border, with the determined horizontal cross shaft of the end point of the ordinate of the display position of described captions for the second boundary; By on described current screen by the region beyond described first border and the determined region of the second boundary, as the first area of described current screen.
9. an adjusting gear for screen backlight, is characterized in that, comprising:
Processor;
For the storer of storage of processor executable instruction;
Wherein, described processor is configured to:
If current broadcasting is the video being with captions, according to the display position of described captions, determine the first area of current screen, described first area is the region not comprising captions;
According to the indication range of described first area, determine the backlight value of described first area and second area, described second area is the region beyond first area;
According to the backlight value of described first area and described second area, the backlight of described current screen is adjusted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483234.6A CN104317489A (en) | 2014-09-19 | 2014-09-19 | Screen backlight regulating method and screen backlight regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410483234.6A CN104317489A (en) | 2014-09-19 | 2014-09-19 | Screen backlight regulating method and screen backlight regulating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104317489A true CN104317489A (en) | 2015-01-28 |
Family
ID=52372725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410483234.6A Pending CN104317489A (en) | 2014-09-19 | 2014-09-19 | Screen backlight regulating method and screen backlight regulating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104317489A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106817608A (en) * | 2015-11-27 | 2017-06-09 | 小米科技有限责任公司 | Realize the method and device of local display |
| CN105635789B (en) * | 2015-12-29 | 2018-09-25 | 深圳Tcl数字技术有限公司 | The method and apparatus for reducing OSD brightness in video image |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103035209A (en) * | 2012-12-24 | 2013-04-10 | 东莞宇龙通信科技有限公司 | Terminal and screen backlight control method |
| CN103915072A (en) * | 2014-03-24 | 2014-07-09 | 京东方科技集团股份有限公司 | Display system and driving method thereof |
-
2014
- 2014-09-19 CN CN201410483234.6A patent/CN104317489A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103035209A (en) * | 2012-12-24 | 2013-04-10 | 东莞宇龙通信科技有限公司 | Terminal and screen backlight control method |
| CN103915072A (en) * | 2014-03-24 | 2014-07-09 | 京东方科技集团股份有限公司 | Display system and driving method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106817608A (en) * | 2015-11-27 | 2017-06-09 | 小米科技有限责任公司 | Realize the method and device of local display |
| CN105635789B (en) * | 2015-12-29 | 2018-09-25 | 深圳Tcl数字技术有限公司 | The method and apparatus for reducing OSD brightness in video image |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104881104A (en) | Intelligent equipment, intelligent equipment performance improvement method and intelligent equipment performance improvement device | |
| CN104598093A (en) | Method and device for prompting message during screen locking | |
| CN104318741A (en) | Bluetooth device control method and device | |
| CN104915123A (en) | Terminal display method and device | |
| CN105245775A (en) | Method and device for camera imaging, and mobile terminal | |
| CN105117033A (en) | Connection method and device of external equipment | |
| CN104918107A (en) | Video file identification processing method and device | |
| CN104486451A (en) | Application program recommendation method and device | |
| CN105227972A (en) | Information-pushing method and device | |
| CN104376239A (en) | Terminal unlocking method and device | |
| CN104578372A (en) | Method and device for controlling charging of terminal device | |
| CN104683691A (en) | Photographing method, device and equipment | |
| CN104618783A (en) | Remote control method and device | |
| CN105487857A (en) | Method and apparatus for prompting image shooting part to be started | |
| CN104980662A (en) | Method for adjusting imaging style in shooting process, device thereof and imaging device | |
| CN105139378A (en) | Card boundary detection method and apparatus | |
| CN104517271A (en) | Image processing method and device | |
| CN104216525A (en) | Method and device for mode control of camera application | |
| CN104243829A (en) | Self-shooting method and self-shooting device | |
| CN105224171A (en) | icon display method, device and terminal | |
| CN105472439A (en) | Method and device for displaying image data | |
| CN105511852A (en) | Screen display processing method, and device and equipment | |
| CN104407769A (en) | Picture processing method, device and equipment | |
| CN105357449A (en) | Shooting method and device, and image processing method and apparatus | |
| CN103885678A (en) | Method and device for displaying object |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150128 |
|
| RJ01 | Rejection of invention patent application after publication |