CN105827991B - A kind of photographic method and mobile terminal of Moving Objects - Google Patents

A kind of photographic method and mobile terminal of Moving Objects Download PDF

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Publication number
CN105827991B
CN105827991B CN201610046374.6A CN201610046374A CN105827991B CN 105827991 B CN105827991 B CN 105827991B CN 201610046374 A CN201610046374 A CN 201610046374A CN 105827991 B CN105827991 B CN 105827991B
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exposure
flash
time
light
period
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CN105827991A (en
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旷伟
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Vivo Mobile Communication Co Ltd
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Vivo Mobile Communication Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/73—Circuitry for compensating brightness variation in the scene by influencing the exposure time
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stroboscope Apparatuses (AREA)

Abstract

The invention discloses a kind of photographic method of Moving Objects, which includes: flash of light and exposure sync mode and the time for exposure for obtaining user setting；Receive the photographing instruction of user；Control camera be exposed according to the time for exposure, and control flash lamp with flash of light with the matched exposure period of exposure sync mode in synchronize flash of light；After the completion of camera exposure and flash fire, the photo comprising Moving Objects motion profile is generated, wherein the photo has different from the depth of exposure in the exposure period of not flash synchronization in the exposure period of flash synchronization in the time for exposure.The invention also discloses a kind of corresponding mobile terminals.The photographic method of Moving Objects of the invention, the flash of light of the difference according to set by user and exposure sync mode, in low light environment, can be clearly captured out the motion profile of the non-luminescent Moving Objects of different-effect.

Description

A kind of photographic method and mobile terminal of Moving Objects
Technical field
The present invention relates to field of communication technology more particularly to the photographic methods and mobile terminal of a kind of Moving Objects.
Background technique
Currently, mobile terminal is taken pictures using light emitting diode (light emiting diode, LED) progress flash lamp When, since the time for exposure is very short, when shooting Moving Objects, the moment stationary state of Moving Objects can only be shot.
And more and more users have the demand of the motion profile of shooting Moving Objects, such as the automobile of shooting motion state Light, intermittent flowing waterfall, the object moved under low light environment, the people to walk under low light environment, the object etc. dished out.If thinking The motion profile for shooting above-mentioned bright ring border or the Moving Objects under low light environment is needed through professional mode camera come real It is existing.It due to the motion profile of shooting Moving Objects in low light environment, needs time exposure that can just take motion profile, and defaults Time for exposure it is very short, and the time for exposure be it is fixed, cause in low light environment, non-luminescent fortune cannot be clearly captured out The motion profile of dynamic object.
Summary of the invention
The embodiment of the present invention provides a kind of photographic method of Moving Objects, to solve existing flash lamp photographic method, In low light environment, the problem of motion profile of non-luminescent Moving Objects cannot be clearly captured out.
On the one hand, the embodiment provides a kind of photographic methods of Moving Objects, are applied to a mobile terminal, move Dynamic terminal includes camera and flash lamp, which includes:
Obtain flash of light and exposure sync mode and the time for exposure of user setting；
Receive the photographing instruction of user；
Control camera is exposed according to the time for exposure, and is controlled flash lamp and matched with flash of light with exposure sync mode Exposure period in synchronize flash of light；
After the completion of camera exposure and flash fire, the photo comprising Moving Objects motion profile is generated, wherein The photo has in the exposure period of flash synchronization in the time for exposure and the not exposure in the exposure period of flash synchronization Light path degree is different.
On the other hand, the embodiments of the present invention also provide a kind of mobile terminal, mobile terminal includes camera and flash of light Lamp, the mobile terminal further include:
Module is obtained, for obtaining flash of light and exposure sync mode and the time for exposure of user setting；
Receiving module, for receiving the photographing instruction of user；
Control module is exposed for controlling camera according to the time for exposure, and control flash lamp with flash of light and expose Flash of light is synchronized in the matched exposure period of phototiming mode；
Generation module, for generating and moving rail comprising Moving Objects after the completion of camera exposure and flash fire The photo of mark, wherein the photo has the exposure in the exposure period of flash synchronization with not flash synchronization in the time for exposure Depth of exposure in the light period is different.
In this way, flash of light and exposure sync mode and the time for exposure of user setting are obtained first in the embodiment of the present invention, After receiving the photographing instruction of user, control camera is exposed according to the time for exposure of user setting, and controls flash of light Lamp synchronizes flash of light in the flash of light and the matched exposure period of exposure sync mode with user setting, exposes in camera And after the completion of flash fire, the photo comprising Moving Objects motion profile is generated.The Moving Objects of the embodiment of the present invention Photographic method in low light environment, can be clearly captured out the motion profile of the non-luminescent Moving Objects of different-effect, In, the difference of the photo generated flash of light according to set by user and exposure sync mode can make certain positions in motion profile The Moving Objects set are clear, and in motion profile other positions Moving Objects Relative Fuzzy, the similar photo for having smear effect. To solve existing flash lamp photographic method, in low light environment, non-luminescent Moving Objects cannot be clearly captured out The problem of motion profile.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings Obtain other attached drawings.
Fig. 1 is the flow chart of first embodiment of the photographic method of Moving Objects of the present invention；
Fig. 2 is the flow chart of the second embodiment of the photographic method of Moving Objects of the present invention；
The motion profile for the triangle that Fig. 3 is fallen downwards in the second embodiment for the photographic method of Moving Objects of the present invention Effect diagram；
The motion profile effect for the sphere that Fig. 4 dishes out to the right in the second embodiment for the photographic method of Moving Objects of the present invention Fruit schematic diagram；
Fig. 5 is the motion profile effect in the second embodiment of the photographic method of Moving Objects of the present invention to the trolley of right travel Fruit schematic diagram；
Fig. 6 is one of the first embodiment structural block diagram of mobile terminal of the present invention；
Fig. 7 is the two of the first embodiment structural block diagram of mobile terminal of the present invention；
Fig. 8 is the second embodiment structural block diagram of mobile terminal of the present invention；
Fig. 9 is the 3rd embodiment structural block diagram of mobile terminal of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts Example, shall fall within the protection scope of the present invention.
First embodiment
It is the flow chart of first embodiment of the photographic method of Moving Objects of the present invention referring to Fig. 1, being applied to one includes camera shooting The mobile terminal, such as smart phone, tablet computer etc. of head and flash lamp, the photographic method of the Moving Objects specifically includes:
Step 101, flash of light and exposure sync mode and the time for exposure of user setting are obtained.
In the embodiment of the present invention, before step 101, further comprise: receiving the camera function starting request of user, then Started according to the camera function and requested, shows preview interface of taking pictures.
It in the embodiment of the present invention, shows after taking pictures preview interface, starts the flash of light for obtaining user setting and exposure is same Step mode and time for exposure.
In the embodiment of the present invention, the camera function starting request may include physical button triggering command, touch gestures behaviour It instructs, speech trigger instruction, at least one of fingerprint triggering command and pressing triggering command.Specifically, above-metioned instruction The mode being triggered can be one or more physical button triggerings, the triggering of key press time interval mode, touch screen single-point or more Point operation triggering, acceleration transducer triggering, gyro sensor triggering, temperature sensor triggering, refers to infrared sensor triggering Line identifies triggering, voice recognition triggering, gesture identification triggering or image recognition triggering etc..
In the embodiment of the present invention, flash of light includes: exposure leading portion synchronization flash, exposure segment sync sudden strain of a muscle with exposure sync mode Light and exposure back segment synchronization flash.The flash of light of user setting is different from exposure sync mode, and flash lamp is exposed in camera The period for synchronizing flash of light in the process is accordingly different, convenient for user according to oneself demand of taking pictures, shoots oneself and wants Effect.
Step 102, the photographing instruction of user is received.
In the embodiment of the present invention, the photographing instruction of user includes the push-botton operation of taking pictures clicked in preview interface of taking pictures, touching Touch fingerprint key, phonetic control command etc..After the photographing instruction for receiving user, just triggers camera and Moving Objects are carried out It takes pictures.
Step 103, control camera be exposed according to the time for exposure, and control flash lamp with flash of light and exposure sync Flash of light is synchronized in the matched exposure period of mode.
In the embodiment of the present invention, when the flash of light is exposure leading portion synchronization flash with exposure sync mode, described in control Camera starts to expose according to the time for exposure, and control the flash lamp in the first time period of the time for exposure into Row synchronization flash preset times, the first time period are 0~1/3T1, wherein T1 is the time for exposure.
In the embodiment of the present invention, when the flash of light is exposure segment sync flash of light with exposure sync mode, described in control Camera starts to expose according to the time for exposure, and control the flash lamp in the second time period of the time for exposure into Row synchronization flash preset times, the second time period are 1/3T1~2/3T1, wherein T1 is the time for exposure.
In the embodiment of the present invention, when the flash of light is exposure back segment synchronization flash with exposure sync mode, described in control Camera starts to expose according to the time for exposure, and control the flash lamp within the third period of the time for exposure into Row synchronization flash preset times, the third period are 2/3T1~T1, wherein T1 is the time for exposure.
In addition, flash lamp synchronizes the preset times of flash of light in the first time period of time for exposure, flash lamp is exposing The preset times and flash lamp that flash of light is synchronized in second time period between light time are within the third period of time for exposure The preset times for synchronizing flash of light can be the same or different, and its be it is preset, such as 1 time, 2 times, 3 times Deng.It therefore, there is no need to user's manual setting guide number, simplify the operation of user.
In the embodiment of the present invention, the photo have in the time for exposure in the exposure period of flash synchronization with do not glisten Depth of exposure in synchronous exposure period is different.For example, the time for exposure of camera is 10 seconds, if there was only 1 in this 10 seconds There is flash sync flash of light in the time of second, then shoot the photo effect come are as follows: owes within 9 seconds to expose, exposure in 1 second normally, that is, moves There was different from the depth of exposure in 9 seconds of not flash synchronization in 1 second of flash synchronization, institute in track in 10 seconds time for exposure In the motion profile for generating the Moving Objects of photo, the Moving Objects of that 1 second position of corresponding normal exposure are clear, and corresponding deficient The Moving Objects then Relative Fuzzy of that the 9 seconds all positions exposed, similar smear effect.
In the embodiment of the present invention, when flash of light and exposure sync side is exposure leading portion synchronization flash and the time for exposure is 10 seconds, If flash lamp glistens 1 second when the time for exposure starts, the photo effect come is shot are as follows: the exposure in the 1st second of time for exposure is just Often (i.e. Moving Objects are clear) owes to expose the continuous fortune of the Moving Objects of (i.e. Moving Objects Relative Fuzzy) for latter 9 seconds of the time for exposure Dynamic rail mark.
In the embodiment of the present invention, when flash of light and exposure sync side is the flash of light of exposure segment sync and the time for exposure is 10 seconds, If flash lamp glistens 1 second after exposure starts 4 seconds, the photo effect come is shot are as follows: first 4 seconds and latter 5 seconds of time for exposure It owes to expose (i.e. Moving Objects Relative Fuzzy), exposes within the 5th second of the time for exposure Moving Objects of normal (i.e. Moving Objects are clear) Continuous motion profile.
In the embodiment of the present invention, when flash of light and exposure sync side is exposure back segment synchronization flash and the time for exposure is 10 seconds, If flash lamp glistens 0.1 second after exposure starts 9 seconds, the photo effect come is shot are as follows: first 9 seconds of time for exposure are with after It owes within 0.9 second to expose (i.e. Moving Objects Relative Fuzzy), exposes within the 9.1st second of the time for exposure movement of normal (i.e. Moving Objects are clear) The continuous motion profile of object.
The photographic method of the Moving Objects of the embodiment of the present invention can be not only used for shooting opposing stationary object, it can also be used to clap Moving Objects are taken the photograph, when shooting opposing stationary object, it is ensured that opposing stationary object is clear, in shooting Moving Objects When, the track of Moving Objects can be made continuous.
In the embodiment of the present invention, can flexibly it be controlled using the driving pulse time of LED (i.e. light emitting diode or illuminator) The characteristics of processed, controls the flash time and guide number of flash of light in the case where time exposure is taken pictures, and it is dynamic to promote flash of light shooting The effect of state object.Above-mentioned LED can be single led, is also possible to multiple LED combinations and uses, wherein covers on the lamp outside LED Cover can make light source spread or assemble the output uniform illumination of different perspectives.
Step 104, after the completion of camera exposure and flash fire, generating includes Moving Objects motion profile Photo, wherein the photo has the exposure in the exposure period of flash synchronization with not no flash synchronization in the time for exposure Depth of exposure in period is different.
In the embodiment of the present invention, after the completion of camera exposure and flash fire, photo is generated, which includes fortune The motion profile of dynamic object, the difference of the photo generated flash of light according to set by user and exposure sync mode can make to transport The Moving Objects of certain positions are clear in dynamic rail mark, and in motion profile other positions Moving Objects Relative Fuzzy, similar have The photo of smear effect.
The photographic method of the Moving Objects of the embodiment of the present invention, the first flash of light and exposure sync mode of acquisition user setting And the time for exposure, after receiving the photographing instruction of user, control camera is exposed according to the time for exposure of user setting, And control flash lamp and synchronize flash of light in the flash of light and the matched exposure period of exposure sync mode with user setting, After the completion of camera exposure and flash fire, the photo comprising Moving Objects motion profile is generated, it can be in low light environment In, it is clearly captured out the motion profile of the non-luminescent Moving Objects of different-effect, wherein photo generated is according to user The difference of set flash of light and exposure sync mode, can make the Moving Objects of certain positions in motion profile clear, and move The Moving Objects Relative Fuzzy of other positions in track, the similar photo for having smear effect.It solves existing flash lamp to take pictures Method, in low light environment, the problem of motion profile of non-luminescent Moving Objects cannot be clearly captured out.
Second embodiment
It referring to fig. 2, is the flow chart of the second embodiment of the photographic method of Moving Objects of the present invention, being applied to one includes camera shooting The mobile terminal (such as smart phone, tablet computer etc.) of head and flash lamp.Being different from the first embodiment is, the Moving Objects Photographic method, according to the flash of light of user setting and exposure sync mode and guide number, the calculated time for exposure, and control and take the photograph As head is exposed according to the calculated time for exposure, during camera exposure, control flash lamp with user setting Flash of light and the matched exposure period of exposure sync mode in synchronize flash of light, generating includes Moving Objects motion profile Photo.
The photographic method of the Moving Objects specifically includes:
Step 201, flash of light and exposure sync mode and the guide number of user setting are obtained.
In the embodiment of the present invention, before step 201, further comprise: receiving the camera function starting request of user, then Started according to the camera function and requested, shows preview interface of taking pictures.
It in the embodiment of the present invention, shows after taking pictures preview interface, starts the flash of light for obtaining user setting and exposure is same Step mode and guide number.
This step unlike step 101, acquisition be user setting guide number, rather than time for exposure, this Time for exposure not instead of user setting in inventive embodiments, the flash of light according to set by user and exposure sync mode and sudden strain of a muscle Light number calculates.Since the guide number of default may not meet the demand of user, it is arranged by user oneself and is glistened Number shoots oneself desired effect convenient for user according to oneself demand of taking pictures.
In the embodiment of the present invention, guide number is different, then in the motion profile of the Moving Objects of generated photo, movement pair As clearly position number is accordingly different, such as when guide number is 3, in the motion profile of the Moving Objects of generated photo Moving Objects at 3 on position are that clearly (have 3 prominent Moving Objects)；When guide number is 1, generated photo There was only the Moving Objects at 1 on position in the motion profile of Moving Objects is clearly (only 1 time prominent Moving Objects).
In the embodiment of the present invention, the camera function starting request may include physical button triggering command, touch gestures behaviour It instructs, speech trigger instruction, at least one of fingerprint triggering command and pressing triggering command.Specifically, above-metioned instruction The mode being triggered can be one or more physical button triggerings, the triggering of key press time interval mode, touch screen single-point or more Point operation triggering, acceleration transducer triggering, gyro sensor triggering, temperature sensor triggering, refers to infrared sensor triggering Line identifies triggering, voice recognition triggering, gesture identification triggering or image recognition triggering etc..
In the embodiment of the present invention, flash of light includes: exposure leading portion synchronization flash, exposure segment sync sudden strain of a muscle with exposure sync mode Light and exposure back segment synchronization flash.The flash of light of user setting is different from exposure sync mode, and flash lamp is exposed in camera The period for synchronizing flash of light in the process is accordingly different, convenient for user according to oneself demand of taking pictures, shoots oneself and wants Effect.
Step 202, it according to acquired flash of light and exposure sync mode and guide number, is calculated by preset algorithm Time for exposure.
In the embodiment of the present invention, when the flash of light is that exposure leading portion synchronization flash or exposure back segment are same with exposure sync mode When step flash of light, the time for exposure is calculated according to formula T=t1+t2, wherein T indicates the time for exposure, and t1 indicates flash time, T2 indicates default flash of light interval time, and the t1 and t2 are the constant greater than 0.Wherein, flash time refers to that flash of light is held every time The continuous time.
In the embodiment of the present invention, when the flash of light is exposure segment sync flash of light with exposure sync mode, according to formula T The time for exposure is calculated in=(t1+t2) × s+t2, wherein T indicates the time for exposure, and t1 indicates flash time, and t2 indicates default It glistens interval time, s indicates that guide number, the t1 and t2 are the constant greater than 0.
In the embodiment of the present invention, according to the flash of light of user setting and exposure sync mode and guide number, camera is calculated Time for exposure, do not need user's manual setting time for exposure, simplify the operation of user.
Step 203, the photographing instruction of user is received.
In the embodiment of the present invention, the photographing instruction of user includes the push-botton operation of taking pictures clicked in preview interface of taking pictures, touching Touch fingerprint key, phonetic control command etc..After the photographing instruction for receiving user, just triggers camera and Moving Objects are carried out It takes pictures.
Step 204, control camera be exposed according to the time for exposure, and control flash lamp with flash of light and exposure sync Flash of light is synchronized in the matched exposure period of mode.
In the embodiment of the present invention, when flash of light is exposure leading portion synchronization flash with exposure sync mode, control camera is pressed Start to expose according to the time for exposure, and control flash lamp according to guide number the time for exposure the 4th period synchronization flash；When Flash of light is when exposing segment sync flash of light with exposure sync mode, and control camera starts to expose according to the time for exposure, and controls Flash lamp according to guide number the time for exposure the 5th period synchronization flash；After it is exposure that flash of light is with exposure sync mode Segment sync glisten when, control camera start to expose according to the time for exposure, and control flash lamp according to guide number exposure when Between the 6th period synchronization flash.
Wherein, above-mentioned 4th period is 0~1/3T2, and the 5th period was 1/3T2~2/3T2, and the 6th period was 2/ 3T2~T2, wherein T2 is the time for exposure.Guide number of the flash lamp within the 4th period, flash lamp are within the 5th period Guide number within the 6th period of guide number and flash lamp can be the same or different, such as 1 time, 2 times, 3 It is inferior.User can set different flashes of light and exposure sync mode and guide number according to actual demand of taking pictures when taking pictures, with Just oneself desired effect is shot, the diversified demand of taking pictures of user is met.
Step 205, after the completion of camera exposure and flash fire, generating includes Moving Objects motion profile Photo, wherein the photo has the exposure in the exposure period of flash synchronization with not no flash synchronization in the time for exposure Depth of exposure in period is different.
In the embodiment of the present invention, after the completion of camera exposure and flash fire, photo is generated, which includes fortune The motion profile of dynamic object, the difference of the photo generated flash of light according to set by user and exposure sync mode can make to transport The Moving Objects of certain positions are clear in dynamic rail mark, and in motion profile other positions Moving Objects Relative Fuzzy, similar have The photo of smear effect.
In the embodiment of the present invention, guide number is that several times, will shoot and protrude Moving Objects several times (on a few place positions Moving Objects are clear) continuous path effect.
For example, when flash of light and exposure sync mode are exposure leading portion synchronization flash, guide number is 1 time, by above-mentioned The motion profile effect picture for the triangle of photographic method shooting fallen downwards, as shown in figure 3, in the fortune of triangle freely falling body In dynamic rail mark, the triangle of only uppermost position be clearly (indicated by the solid line), below at three the triangle of position be all (being represented by dashed line) of Relative Fuzzy, so that the triangle that 1 protrusion falls starting position has been taken, and other positions triangle The photo of fuzzy smear effect.
For example, when flash of light is that exposure segment sync glistens, guide number is 2 times with exposure sync mode, by above-mentioned The motion profile effect of the sphere of the movement of photographic method shooting, which dishes out from left to right, as shown in figure 4, in sphere In parabolic path, the sphere of position is clearly (indicated by the solid line) and parabolical beginning and end position at centre two Sphere be Relative Fuzzy (being represented by dashed line), to take the ball in 2 prominent sphere parabolic motion locus middle positions Body, and the photo of other positions sphere blur effect.
For example, when flash of light and exposure sync mode are exposure back segment synchronization flash, guide number is 1 time, by above-mentioned The motion profile effect picture of the trolley of the traveling of photographic method shooting, driving direction are from left to right, as shown in figure 5, in trolley Driving trace in, only in driving trace end position trolley be clearly (indicated by the solid line), be in driving trace The trolley for starting position at two is Relative Fuzzy (being represented by dashed line), so that having taken 1 prominent trolley driving trace terminates The trolley of position, and the photo of other positions trolley blur effect.
The photographic method of the Moving Objects of the embodiment of the present invention can be not only used for shooting opposing stationary object, it can also be used to clap Moving Objects are taken the photograph, when shooting opposing stationary object, it is ensured that opposing stationary object is clear, in shooting Moving Objects When, the motion profile of Moving Objects can be made continuous.
In the embodiment of the present invention, can flexibly it be controlled using the driving pulse time of LED (i.e. light emitting diode or illuminator) The characteristics of processed, controls the flash time and guide number of flash of light in the case where time exposure is taken pictures, and it is dynamic to promote flash of light shooting The effect of state object.It should be noted that above-mentioned LED can be single led, it is also possible to multiple LED combinations and uses, cover certainly Lampshade outside LED can make light source spread or assemble the output uniform illumination of different perspectives.
The photographic method of the Moving Objects of the embodiment of the present invention, according to the flash of light of user setting and exposure sync mode and sudden strain of a muscle Light number, calculated time for exposure, after receiving the photographing instruction of user, when controlling camera according to calculated exposure Between be exposed, and control flash lamp before exposure segment sync flash of light, exposure segment sync flash of light and/or exposure after segment sync dodge Light generates the photo comprising Moving Objects motion profile after the completion of camera exposure and flash fire.The Moving Objects Photographic method, guide number is arranged by user oneself, convenient for user according to oneself demand of taking pictures, oneself is shot and wants Effect calculate the time for exposure of camera, be not required to and according to the flash of light of user setting and exposure sync mode and guide number User's manual setting time for exposure is wanted, the operation of user is simplified.
3rd embodiment
It is one of the first embodiment structural block diagram of mobile terminal of the present invention referring to Fig. 6, the mobile terminal 600 (such as intelligence Energy mobile phone, tablet computer etc.) it include camera and flash lamp, which further includes obtaining module 601, receiving module 602, control module 603 and generation module 604, and obtain module 601 and connect with receiving module 602, receiving module 602 and control Module 603 connects, and control module 603 is connect with generation module 604.
Wherein, module 601 is obtained, for obtaining flash of light and exposure sync mode and the time for exposure of user setting.
In the embodiment of the present invention, flash of light includes: exposure leading portion synchronization flash, exposure segment sync sudden strain of a muscle with exposure sync mode Light and exposure back segment synchronization flash.
Receiving module 602, for receiving the photographing instruction of user.
In the embodiment of the present invention, the photographing instruction of user includes the push-botton operation of taking pictures clicked in preview interface of taking pictures, touching Touch the fingerprint key of mobile terminal 600, phonetic control command etc..After the photographing instruction for receiving user, just triggering is mobile eventually The camera at end 600 takes pictures to Moving Objects.
Control module 603 is exposed for controlling camera according to the time for exposure, and control flash lamp with flash of light with Flash of light is synchronized in the matched exposure period of exposure sync mode.
In the embodiment of the present invention, after receiving module 602 receives photographing instruction, control module 603 can control camera Be exposed, and control flash lamp with flash of light with the matched exposure period of exposure sync mode in synchronize flash of light.
Generation module 604, for generating and being moved comprising Moving Objects after the completion of camera exposure and flash fire The photo of track.
In the embodiment of the present invention, photo described above have in the time for exposure in the exposure period of flash synchronization with do not have Depth of exposure in the exposure period of flash synchronization is different.
In the embodiment of the present invention, photo generated have in the time for exposure in the exposure period of flash synchronization with do not have Depth of exposure in the exposure period of flash synchronization is different.For example, the time for exposure of the camera of mobile terminal 600 is 10 Second, if having flash sync flash of light in the time for there was only 1 second in this 10 seconds, shoot the photo effect come are as follows: owe within 9 seconds to expose, 1 Second exposure is normal, i.e., motion profile had in 10 seconds time for exposure in 1 second of flash synchronization with 9 seconds of not flash synchronization in Depth of exposure it is different, in the motion profile of the Moving Objects of generated photo, the movement of that 1 second position of correspondence normal exposure Object is clear, and the Moving Objects of corresponding that the 9 seconds all positions for owing to expose then Relative Fuzzy, similar smear effect.
Optionally, as shown in fig. 7, control module 603 specifically includes first control unit 6031, the second control unit 6032 With third control unit 6033.
Wherein, first control unit 6031, for being exposure leading portion synchronization flash when the flash of light and exposure sync mode When, it controls the camera and starts to expose according to the time for exposure, and control the flash lamp the of the time for exposure Flash of light preset times are synchronized in one period, the first time period is 0~1/3T1, wherein T1 is the time for exposure.
Second control unit 6032, for controlling when described glisten with exposure sync mode to expose segment sync flash of light It makes the camera to start to expose according to the time for exposure, and controls the flash lamp in the second time of the time for exposure Flash of light preset times are synchronized in section, the second time period is 1/3T1~2/3T1, wherein T1 is the time for exposure.
Third control unit 6033 is used to control when the flash of light is exposure back segment synchronization flash with exposure sync mode It makes the camera to start to expose according to the time for exposure, and controls the flash lamp in the third time of the time for exposure Flash of light preset times are synchronized in section, the third period is 2/3T1~T1, wherein T1 is the time for exposure.
Optionally, it as shown in fig. 7, obtaining module 601 specifically includes acquiring unit 6011 and computing unit 6012, and obtains Unit 6011 is connect with computing unit 6012.
Wherein, acquiring unit 6011, for obtaining flash of light and exposure sync mode and the guide number of user setting.
In the embodiment of the present invention, flash of light is dodged with exposure sync mode including exposure leading portion synchronization flash, exposure segment sync Light and exposure back segment synchronization flash.
Computing unit 6012, flash of light and exposure sync mode and flash of light time for being obtained according to the acquiring unit 6011 Number, is calculated the time for exposure by preset algorithm.
In the embodiment of the present invention, after acquiring unit 6011 gets flash of light and exposure sync mode and guide number, meter Exposure can be calculated by preset algorithm according to acquired flash of light and exposure sync mode and guide number by calculating unit 6012 Time.
Optionally, as shown in fig. 7, above-mentioned computing unit 6012 specifically includes the first computation subunit 60121 and the second meter Operator unit 60122.
Wherein, the first computation subunit 60121 is to expose preceding segment sync to dodge for working as the flash of light and exposure sync mode When light or exposure back segment synchronization flash, the time for exposure is calculated according to formula T=t1+t2, wherein T indicates time for exposure, t1 Indicate flash time, t2 indicates default flash of light interval time, and the t1 and t2 are the constant greater than 0.
Second computation subunit 60122 is used for when the flash of light is that exposure segment sync glistens with exposure sync mode, The time for exposure is calculated according to formula T=(t1+t2) × s+t2, wherein T indicates the time for exposure, and t1 indicates flash time, t2 Indicate default flash of light interval time, s indicates that guide number, the t1 and t2 are the constant greater than 0.
Optionally, as shown in fig. 7, above-mentioned control module 603 further includes the 4th control unit 6034, the 5th control unit 6035 and the 6th control unit 6036.
Wherein, the 4th control unit 6034, for being exposure leading portion synchronization flash when the flash of light and exposure sync mode When, it controls the camera and starts to expose according to the time for exposure, and control the flash lamp and exist according to the guide number The 4th period synchronization flash of the time for exposure, the 4th period are 0~1/3T2, wherein T2 is the time for exposure.
5th control unit 6035, for controlling when described glisten with exposure sync mode to expose segment sync flash of light It makes the camera to start to expose according to the time for exposure, and controls the flash lamp according to the guide number in the exposure The 5th period synchronization flash between light time, the 5th period are 1/3T2~2/3T2, wherein T2 is the time for exposure.
6th control unit 6036 is used to control when the flash of light is exposure back segment synchronization flash with exposure sync mode It makes the camera to start to expose according to the time for exposure, and controls the flash lamp according to the guide number in the exposure The 6th period synchronization flash between light time, the 6th period are 2/3T2~T2, wherein T2 is the time for exposure.
Mobile terminal 600 can be realized each process that mobile terminal is realized in previous embodiment, to avoid repeating, here It repeats no more.
The mobile terminal 600 of the embodiment of the present invention by after receiving the photographing instruction of user, control camera according to The time for exposure of user setting is exposed, and control flash lamp with user setting flash of light and exposure sync mode it is matched Flash of light is synchronized in exposure period, and after the completion of camera exposure and flash fire, generating includes Moving Objects The photo of motion profile in low light environment, can be clearly captured out the movement of the non-luminescent Moving Objects of different-effect Track, wherein the difference of the photo generated flash of light according to set by user and exposure sync mode can make in motion profile The Moving Objects of certain positions are clear, and in motion profile other positions Moving Objects Relative Fuzzy, similar have smear effect Photo.Mobile terminal 600 is solved in low light environment, the movement rail of non-luminescent Moving Objects cannot be clearly captured out The problem of mark.
Fourth embodiment
It is the second embodiment structural block diagram of mobile terminal of the present invention, which includes: at least one referring to Fig. 8 A processor 801, memory 802, other users interface 803, at least one network interface 804, bus system 805, power supply 806 With component 807 of taking pictures.Various components in mobile terminal 800 are coupled by bus system 805.It is understood that total linear system System 805 is for realizing the connection communication between these components.Bus system 805 further includes power supply in addition to including data/address bus Bus, control bus and status signal bus in addition.But for the sake of clear explanation, various buses are all designated as bus in fig. 8 System 805.
Wherein, user interface 803 may include display, keyboard, pointing device (for example, mouse, trace ball (trackball), touch-sensitive plate or touch screen etc..Component 807 of taking pictures may include flash lamp, camera, light emitting diode etc..
The control signal that above-mentioned power supply 806 can be used for being sent according to processor 801 provides voltage, electric current to light emitting diode With flash time etc..Certain power supply 806 can be exported with single channel, can also drive light emitting diode with multiple-channel output.And multichannel shines Diode can be series connection and be also possible to parallel connection.
It is appreciated that the memory 802 in the embodiment of the present invention can be volatile memory or nonvolatile memory, It or may include both volatile and non-volatile memories.Wherein, nonvolatile memory can be read-only memory (Read- OnlyMemory, ROM), programmable read only memory (ProgrammableROM, PROM), Erasable Programmable Read Only Memory EPROM (ErasablePROM, EPROM), electrically erasable programmable read-only memory (ElectricallyEPROM, EEPROM) dodge It deposits.Volatile memory can be random access memory (RandomAccessMemory, RAM), and it is slow to be used as external high speed It deposits.By exemplary but be not restricted explanation, the RAM of many forms is available, such as static random access memory (StaticRAM, SRAM), dynamic random access memory (DynamicRAM, DRAM), Synchronous Dynamic Random Access Memory (SynchronousDRAM, SDRAM), double data speed synchronous dynamic RAM (DoubleDataRate SDRAM, DDRSDRAM), enhanced Synchronous Dynamic Random Access Memory (Enhanced SDRAM, ESDRAM), synchronized links Dynamic random access memory (SynchlinkDRAM, SLDRAM) and direct rambus random access memory (DirectRambusRAM, DRRAM).The memory 802 of the system and method for description of the embodiment of the present invention is intended to include but unlimited In the memory of these and any other suitable type.
In some embodiments, memory 802 stores following element, executable modules or data structures, or Their subset of person or their superset: operating system 8021 and application program 8022.Specifically, being deposited in memory 802 Flash of light set by user and exposure sync mode, time for exposure and guide number are stored up, preset guide number presets flash of light Interval time and all calculation formula.
Wherein, operating system 8021 include various system programs, such as ccf layer, core library layer, driving layer etc., are used for Realize various basic businesses and the hardware based task of processing.Application program 8022 includes various application programs, such as media Player (MediaPlayer), browser (Browser) etc., for realizing various applied business.Realize embodiment of the present invention side The program of method may be embodied in application program 8022.
In embodiments of the present invention, by the program or instruction of calling memory 802 to store, specifically, can be application The program or instruction stored in program 8022.User interface 803 be used for obtain user setting flash of light and exposure sync mode and Time for exposure, and the photographing instruction of user is received, processor 801 is exposed for controlling camera according to the time for exposure, and Control flash lamp with flash of light and the matched exposure period of exposure sync mode in synchronize flash of light, and in camera exposure And after the completion of flash fire, control camera generates the photo comprising Moving Objects motion profile.Wherein, the photo exists Have in time for exposure different from the depth of exposure in the exposure period of not flash synchronization in the exposure period of flash synchronization.
Wherein, the flash of light and exposure sync mode that user interface 803 obtains include: exposure leading portion synchronization flash, in exposure Segment sync flash of light and exposure back segment synchronization flash.
The method that the embodiments of the present invention disclose can be applied in processor 801, or be realized by processor 801. Processor 801 may be a kind of IC chip, the processing capacity with signal.During realization, the above method it is each Step can be completed by the integrated logic circuit of the hardware in processor 801 or the instruction of software form.Above-mentioned processing Device 801 can be general processor, digital signal processor (DigitalSignalProcessor, DSP), specific integrated circuit (ApplicationSpecificIntegratedCircuit, ASIC), ready-made programmable gate array (FieldProgrammableGateArray, FPGA) either other programmable logic device, discrete gate or transistor logic Device, discrete hardware components.It may be implemented or execute disclosed each method, step and the logical box in the embodiment of the present invention Figure.General processor can be microprocessor or the processor is also possible to any conventional processor etc..In conjunction with the present invention The step of method disclosed in embodiment, can be embodied directly in hardware decoding processor and execute completion, or use decoding processor In hardware and software module combination execute completion.Software module can be located at random access memory, and flash memory, read-only memory can In the storage medium of this fields such as program read-only memory or electrically erasable programmable memory, register maturation.The storage Medium is located at memory 802, and processor 801 reads the information in memory 802, and the step of the above method is completed in conjunction with its hardware Suddenly.
It is understood that the embodiment of the present invention description these embodiments can with hardware, software, firmware, middleware, Microcode or combinations thereof is realized.For hardware realization, processing unit be may be implemented in one or more specific integrated circuit (App LicationSpecificIntegratedCircuits, ASIC), digital signal processor (DigitalSignalProcessing, DSP), digital signal processing appts (DSPDevice, DSPD), programmable logic device (ProgrammableLogicDevice, PLD), field programmable gate array (Field-ProgrammableGateArray, FPGA), general processor, controller, microcontroller, microprocessor, other electronics lists for executing herein described function In member or combinations thereof.
For software implementations, can by execute the embodiment of the present invention described in function module (such as process, function etc.) come Realize technology described in the embodiment of the present invention.Software code is storable in memory and is executed by processor.Memory can With portion realizes in the processor or outside the processor.
Optionally, processor 801 is also used to when flash of light is exposure leading portion synchronization flash with exposure sync mode, and control is taken the photograph As head starts to expose according to the time for exposure, and controls flash lamp to synchronize flash of light in the first time period of time for exposure default Number, first time period are 0~1/3T1, wherein T1 is the time for exposure；When flash of light is that exposure middle section is same with exposure sync mode When step flash of light, control camera starts to expose according to the time for exposure, and controls flash lamp in the second time period of time for exposure Flash of light preset times are synchronized, second time period is 1/3T1~2/3T1, wherein T1 is the time for exposure；When flash of light and exposure When the method for synchronization is exposure back segment synchronization flash, control camera starts to expose according to the time for exposure, and controls flash lamp and exposing Flash of light preset times are synchronized in the third period between light time, the third period is 2/3T1~T1, wherein T1 is exposure Time.
In the embodiment of the present invention, photo generated have in the time for exposure in the exposure period of flash synchronization with do not have Depth of exposure in the exposure period of flash synchronization is different.For example, the time for exposure of the camera of mobile terminal 800 is 10 Second, if having flash sync flash of light in the time for there was only 1 second in this 10 seconds, shoot the photo effect come are as follows: owe within 9 seconds to expose, 1 Second exposure is normal, i.e., motion profile had in 10 seconds time for exposure in 1 second of flash synchronization with 9 seconds of not flash synchronization in Depth of exposure it is different, in the motion profile of the Moving Objects of generated photo, the movement of that 1 second position of correspondence normal exposure Object is clear, and the Moving Objects of corresponding that the 9 seconds all positions for owing to expose then Relative Fuzzy, similar smear effect.
Optionally, user interface 803 is also used to obtain flash of light and exposure sync mode and the guide number of user setting, place The flash of light and exposure sync mode and guide number that reason device 801 is also used to be obtained according to the user interface 803, by imputing in advance The time for exposure is calculated in method.
Optionally, processor 801 is also used to after it is exposure leading portion synchronization flash or exposure that flash of light is with exposure sync mode When segment sync is glistened, the time for exposure is calculated according to formula T=t1+t2, wherein T indicates the time for exposure, when t1 indicates flash of light Between, t2 indicates default flash of light interval time, and t1 and t2 are the constant greater than 0；When flash of light and exposure sync mode are exposure middle section When synchronization flash, the time for exposure is calculated according to formula T=(t1+t2) × s+t2, wherein T indicates the time for exposure, and t1 is indicated Flash time, t2 indicate default flash of light interval time, and s indicates that guide number, t1 and t2 are the constant greater than 0.
Optionally, processor 801 is also used to when flash of light is exposure leading portion synchronization flash with exposure sync mode, and control is taken the photograph As head starts to expose according to the time for exposure, and controls fourth time segment sync of the flash lamp according to guide number in the time for exposure and dodge Light, the 4th period are 0~1/3T2, wherein T2 is the time for exposure；When flash of light and exposure sync mode are exposure segment sync When flash of light, control camera starts to expose according to the time for exposure, and controls flash lamp according to guide number the of the time for exposure Five period synchronization flash, the 5th period are 1/3T2~2/3T2, wherein T2 is the time for exposure；When flash of light and exposure sync When mode is exposure back segment synchronization flash, control camera starts to expose according to the time for exposure, and controls flash lamp according to flash of light Sixth period synchronization flash of the number in the time for exposure, the 6th period are 2/3T2~T2, wherein T2 is the time for exposure.
Mobile terminal 800 can be realized each process that mobile terminal is realized in previous embodiment, to avoid repeating, here It repeats no more.
The mobile terminal 800 of the embodiment of the present invention by after receiving the photographing instruction of user, control camera according to The time for exposure of user setting is exposed, and control flash lamp with user setting flash of light and exposure sync mode it is matched Flash of light is synchronized in exposure period, and after the completion of camera exposure and flash fire, generating includes Moving Objects The photo of motion profile in low light environment, can be clearly captured out the movement of the non-luminescent Moving Objects of different-effect Track, wherein the difference of the photo generated flash of light according to set by user and exposure sync mode can make in motion profile The Moving Objects of certain positions are clear, and in motion profile other positions Moving Objects Relative Fuzzy, similar have smear effect Photo.Mobile terminal 800 is solved in low light environment, the movement rail of non-luminescent Moving Objects cannot be clearly captured out The problem of mark.
5th embodiment
It is the 3rd embodiment structural block diagram of mobile terminal of the present invention referring to Fig. 9.Specifically, the mobile terminal in Fig. 9 900 can be smart phone, tablet computer, personal digital assistant (PersonalDigital Assistant, PDA) or vehicle-mounted Computer etc..
Mobile terminal 900 in Fig. 9 includes radio frequency (RadioFrequency, RF) circuit 910, memory 920, input list First 930, display unit 940, component 950 of taking pictures, processor 960, voicefrequency circuit 970, WiFi (WirelessFidelity) mould Block 980 and power supply 990.Component 950 of taking pictures can include but is not limited to camera, flash lamp, light emitting diode etc..
Wherein, input unit 930 can be used for receiving the number or character information of user's input, and generation and mobile terminal The related signal input of 900 user setting and function control.Specifically, in the embodiment of the present invention, which can To include touch panel 931.Touch panel 931, also referred to as touch screen collect the touch operation of user on it or nearby (for example user uses the operations of any suitable object or attachment on touch panel 931 such as finger, stylus), and according to preparatory The formula of setting drives corresponding attachment device.Optionally, touch panel 931 may include touch detecting apparatus and touch controller Two parts.Wherein, the touch orientation of touch detecting apparatus detection user, and touch operation bring signal is detected, by signal Send touch controller to；Touch controller receives touch information from touch detecting apparatus, and is converted into contact coordinate, The processor 960 is given again, and can be received order that processor 960 is sent and be executed.Furthermore, it is possible to using resistance-type, The multiple types such as condenser type, infrared ray and surface acoustic wave realize touch panel 931.In addition to touch panel 931, input unit 930 can also include other input equipments 932, other input equipments 932 can include but is not limited to physical keyboard, function key One of (such as volume control button, switch key etc.), trace ball, mouse, operating stick etc. are a variety of.Power supply 990 can be used Voltage, electric current and flash time etc. are provided to light emitting diode in the control signal sent according to processor 960.Certain power supply 990 can be exported with single channel, can also drive light emitting diode with multiple-channel output.And multichannel light emitting diode can be series connection can also be with It is in parallel.
Wherein, display unit 940 can be used for showing information input by user or be supplied to the information and movement of user The various menu interfaces of terminal 900.Display unit 940 may include display panel 941, optionally, can use LCD or organic hair The forms such as optical diode (OrganicLight-EmittingDiode, OLED) configure display panel 941.
It should be noted that touch panel 931 can cover display panel 941, touch display screen is formed, when the touch display screen is examined After measuring touch operation on it or nearby, processor 960 is sent to determine the type of touch event, is followed by subsequent processing device 960 provide corresponding visual output according to the type of touch event in touch display screen.
Touch display screen includes Application Program Interface viewing area and common control viewing area.The Application Program Interface viewing area And arrangement mode of the common control viewing area does not limit, can be arranged above and below, left-right situs etc. can distinguish two it is aobvious Show the arrangement mode in area.The Application Program Interface viewing area is displayed for the interface of application program.Each interface can be with The interface elements such as the icon comprising at least one application program and/or widget desktop control.The Application Program Interface viewing area Or the empty interface not comprising any content.This commonly uses control viewing area for showing the higher control of utilization rate, for example, Application icons such as button, interface number, scroll bar, phone directory icon etc. are set.
Wherein processor 960 is the control centre of mobile terminal 900, utilizes various interfaces and connection whole mobile phone Various pieces, by running or executing the software program and/or module that are stored in first memory 921, and calling storage Data in second memory 922 execute the various functions and processing data of mobile terminal 900, thus to mobile terminal 900 Carry out integral monitoring.Optionally, processor 960 may include one or more processing units.Wherein, it is deposited in second memory 922 Flash of light set by user and exposure sync mode, time for exposure and guide number are stored up, preset guide number presets flash of light Interval time and all calculation formula.
In the embodiment of the present invention, by call store the first memory 921 in software program and/or module and/or Data in the second memory 922, input unit 930 are used to obtain the flash of light and exposure sync mode and exposure of user setting Time, and the photographing instruction of user is received, processor 960 is exposed for controlling camera according to the time for exposure, and is controlled Flash lamp with flash of light with the matched exposure period of exposure sync mode in synchronize flash of light；It exposes and dodges in camera After the completion of light flick of lamp, the photo comprising Moving Objects motion profile is generated.Wherein, the photo has flash of light in the time for exposure It is different from the depth of exposure in the exposure period of not flash synchronization in synchronous exposure period.
Wherein, the flash of light and exposure sync mode that input unit 930 obtains include: exposure leading portion synchronization flash, in exposure Segment sync flash of light and exposure back segment synchronization flash.
Optionally, processor 960 is also used to when flash of light is exposure leading portion synchronization flash with exposure sync mode, and control is taken the photograph As head starts to expose according to the time for exposure, and controls flash lamp to synchronize flash of light in the first time period of time for exposure default Number, first time period are 0~1/3T1, wherein T1 is the time for exposure；When flash of light is that exposure middle section is same with exposure sync mode When step flash of light, control camera starts to expose according to the time for exposure, and controls flash lamp in the second time period of time for exposure Flash of light preset times are synchronized, second time period is 1/3T1~2/3T1, wherein T1 is the time for exposure；When flash of light and exposure When the method for synchronization is exposure back segment synchronization flash, control camera starts to expose according to the time for exposure, and controls flash lamp and exposing Flash of light preset times are synchronized in the third period between light time, the third period is 2/3T1~T1, wherein T1 is exposure Time.
In the embodiment of the present invention, photo generated have in the time for exposure in the exposure period of flash synchronization with do not have Depth of exposure in the exposure period of flash synchronization is different.For example, the time for exposure of the camera of mobile terminal 900 is 10 Second, if having flash sync flash of light in the time for there was only 1 second in this 10 seconds, shoot the photo effect come are as follows: owe within 9 seconds to expose, 1 Second exposure is normal, i.e., motion profile had in 10 seconds time for exposure in 1 second of flash synchronization with 9 seconds of not flash synchronization in Depth of exposure it is different, in the motion profile of the Moving Objects of generated photo, the movement of that 1 second position of correspondence normal exposure Object is clear, and the Moving Objects of corresponding that the 9 seconds all positions for owing to expose then Relative Fuzzy, similar smear effect.
Optionally, input unit 930 is also used to obtain flash of light and exposure sync mode and the guide number of user setting.
Optionally, the flash of light and exposure sync mode and flash of light time that processor 960 is also used to be obtained according to input unit 930 Number, is calculated the time for exposure by preset algorithm.
Optionally, processor 960 is also used to after it is exposure leading portion synchronization flash or exposure that flash of light is with exposure sync mode When segment sync is glistened, the time for exposure is calculated according to formula T=t1+t2, wherein T indicates the time for exposure, when t1 indicates flash of light Between, t2 indicates default flash of light interval time, and t1 and t2 are the constant greater than 0；When flash of light and exposure sync mode are exposure middle section When synchronization flash, the time for exposure is calculated according to formula T=(t1+t2) × s+t2, wherein T indicates the time for exposure, and t1 is indicated Flash time, t2 indicate default flash of light interval time, and s indicates that guide number, t1 and t2 are the constant greater than 0.
Optionally, processor 960 is also used to when flash of light is exposure leading portion synchronization flash with exposure sync mode, and control is taken the photograph As head starts to expose according to the time for exposure, and controls fourth time segment sync of the flash lamp according to guide number in the time for exposure and dodge Light, the 4th period are 0~1/3T2, wherein T2 is the time for exposure；When flash of light and exposure sync mode are exposure segment sync When flash of light, control camera starts to expose according to the time for exposure, and controls flash lamp according to guide number the of the time for exposure Five period synchronization flash, the 5th period are 1/3T2~2/3T2, wherein T2 is the time for exposure；When flash of light and exposure sync When mode is exposure back segment synchronization flash, control camera starts to expose according to the time for exposure, and controls flash lamp according to flash of light Sixth period synchronization flash of the number in the time for exposure, the 6th period are 2/3T2~T2, wherein T2 is the time for exposure.
Mobile terminal 900 can be realized each process that mobile terminal is realized in previous embodiment, to avoid repeating, here It repeats no more.
As it can be seen that the mobile terminal 900 of the embodiment of the present invention is by controlling camera after receiving the photographing instruction of user It is exposed according to the time for exposure of user setting, and controls flash lamp in the flash of light and exposure sync mode with user setting Flash of light is synchronized in the exposure period matched, and after the completion of camera exposure and flash fire, is generated comprising movement The photo of object motion trajectory in low light environment, can be clearly captured out the non-luminescent Moving Objects of different-effect Motion profile, wherein the difference of the photo generated flash of light according to set by user and exposure sync mode can make to move rail The Moving Objects of certain positions are clear in mark, and in motion profile other positions Moving Objects Relative Fuzzy, similar have smear The photo of effect.Mobile terminal 900 is solved in low light environment, the fortune of non-luminescent Moving Objects cannot be clearly captured out The problem of dynamic rail mark.
Those of ordinary skill in the art may be aware that the embodiment in conjunction with disclosed in the embodiment of the present invention describe it is each Exemplary unit and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.These Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered Think beyond the scope of this invention.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description, The specific work process of device and unit, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit It connects, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme 's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention. And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Explanation is needed further exist for, this mobile terminal described in this description includes but is not limited to smart phone, puts down Plate computer etc., and described many functional components are all referred to as module, specifically to emphasize the only of its implementation Vertical property.
This many functional component described in this description is all referred to as module, specifically to emphasize its realization side The independence of formula.
In the embodiment of the present invention, module can use software realization, to be executed by various types of processors.Citing comes It says, the executable code module of a mark may include the one or more physics or logical block of computer instruction, citing For, object, process or function can be built as.Nevertheless, the executable code of institute's mark module is without physically It is located together, but may include the different instructions being stored on different location, be combined together when in these command logics When, it constitutes module and realizes the regulation purpose of the module.
In fact, executable code module can be the either many item instructions of individual instructions, and can even be distributed It on multiple and different code segments, is distributed in distinct program, and is distributed across multiple memory devices.Similarly, it grasps Making data can be identified in module, and can realize according to any form appropriate and be organized in any appropriate class In the data structure of type.The operation data can be used as individual data collection and be collected, or can be distributed on different location (including in different storage device), and at least partly can only be present in system or network as electronic signal.
When module can use software realization, it is contemplated that the level of existing hardware technique, it is possible to implemented in software Module, without considering the cost, those skilled in the art can build corresponding hardware circuit to realize correspondence Function, the hardware circuit includes conventional ultra-large integrated (VLSI) circuit or gate array and such as logic core The existing semiconductor of piece, transistor etc either other discrete elements.Module can also use programmable hardware device, such as Field programmable gate array, programmable logic array, programmable logic device etc. are realized.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications It should be regarded as protection scope of the present invention.

Claims (10)

1. a kind of photographic method of Moving Objects, it is applied to a mobile terminal, the mobile terminal includes camera and flash lamp, It is characterized in that, the photographic method includes:
Obtain flash of light and exposure sync mode and the time for exposure of user setting；
Receive the photographing instruction of user；
It controls the camera to be exposed according to the time for exposure, and controls the flash lamp and glisten and expose with described Flash of light is synchronized in the matched exposure period of the method for synchronization；
After the completion of camera exposure and flash fire, the photo comprising Moving Objects motion profile is generated, wherein The photo has in the exposure period of flash synchronization in the time for exposure and the not exposure in the exposure period of flash synchronization Light path degree is different；
The flash of light includes: exposure leading portion synchronization flash, the flash of light of exposure segment sync and exposure back segment with exposure sync mode Synchronization flash.
2. the method according to claim 1, wherein the control camera according to the time for exposure into Row exposure, and control the flash lamp and synchronizing sudden strain of a muscle in the matched exposure period of exposure sync mode with described glisten The step of light, comprising:
When the flash of light is exposure leading portion synchronization flash with exposure sync mode, when controlling the camera according to the exposure Between start to expose, and control the flash lamp and synchronize flash of light preset times in the first time period of the time for exposure, The first time period is 0~1/3T1, wherein T1 is the time for exposure；
When the flash of light is exposure segment sync flash of light with exposure sync mode, when controlling the camera according to the exposure Between start to expose, and control the flash lamp and synchronize flash of light preset times in the second time period of the time for exposure, The second time period is 1/3T1~2/3T1, wherein T1 is the time for exposure；
When the flash of light is exposure back segment synchronization flash with exposure sync mode, when controlling the camera according to the exposure Between start to expose, and control the flash lamp and synchronize flash of light preset times within the third period of the time for exposure, The third period is 2/3T1~T1, wherein T1 is the time for exposure.
3. the method according to claim 1, wherein the flash of light and exposure sync mode for obtaining user setting And the step of time for exposure, comprising:
Obtain flash of light and exposure sync mode and the guide number of user setting；
According to acquired flash of light and exposure sync mode and guide number, the time for exposure is calculated by preset algorithm.
4. according to the method described in claim 3, it is characterized in that, the flash of light according to acquired in and exposure sync mode and Guide number, the step of time for exposure is calculated by preset algorithm, comprising:
When the flash of light is exposure leading portion synchronization flash or exposure back segment synchronization flash with exposure sync mode, according to formula T The time for exposure is calculated in=t1+t2, wherein T indicates the time for exposure, and t1 indicates flash time, and t2 indicates default flash of light interval Time, the t1 and t2 are the constant greater than 0；
When the flash of light is exposure segment sync flash of light with exposure sync mode, calculated according to formula T=(t1+t2) × s+t2 Obtain the time for exposure, wherein T indicates the time for exposure, and t1 indicates flash time, and t2 indicates default flash of light interval time, and s indicates to dodge Light number, the t1 and t2 are the constant greater than 0.
5. according to the method described in claim 3, it is characterized in that, the control camera according to the time for exposure into Row exposure, and control the flash lamp and synchronizing sudden strain of a muscle in the matched exposure period of exposure sync mode with described glisten The step of light, comprising:
When the flash of light is exposure leading portion synchronization flash with exposure sync mode, when controlling the camera according to the exposure Between start to expose, and control the flash lamp according to the guide number the time for exposure the 4th time segment sync dodge Light, the 4th period are 0~1/3T2, wherein T2 is the time for exposure；
When the flash of light is exposure segment sync flash of light with exposure sync mode, when controlling the camera according to the exposure Between start to expose, and control the flash lamp according to the guide number the time for exposure the 5th time segment sync dodge Light, the 5th period are 1/3T2~2/3T2, wherein T2 is the time for exposure；
When the flash of light is exposure back segment synchronization flash with exposure sync mode, when controlling the camera according to the exposure Between start to expose, and control the flash lamp according to the guide number the time for exposure the 6th time segment sync dodge Light, the 6th period are 2/3T2~T2, wherein T2 is the time for exposure.
6. a kind of mobile terminal, the mobile terminal includes camera and flash lamp, which is characterized in that the mobile terminal also wraps It includes:
Module is obtained, for obtaining flash of light and exposure sync mode and the time for exposure of user setting；
Receiving module, for receiving the photographing instruction of user；
Control module is exposed for controlling the camera according to the time for exposure, and control the flash lamp with Flash of light is synchronized in the flash of light and the matched exposure period of exposure sync mode；
Generation module, for generating and moving rail comprising Moving Objects after the completion of camera exposure and flash fire The photo of mark, wherein the photo has the exposure in the exposure period of flash synchronization with not flash synchronization in the time for exposure Depth of exposure in the light period is different；
The flash of light includes: exposure leading portion synchronization flash, the flash of light of exposure segment sync and exposure back segment with exposure sync mode Synchronization flash.
7. mobile terminal according to claim 6, which is characterized in that the control module includes:
First control unit, for being taken the photograph described in control when the flash of light is exposure leading portion synchronization flash with exposure sync mode As head starts to expose according to the time for exposure, and controls the flash lamp and carried out in the first time period of the time for exposure Synchronization flash preset times, the first time period are 0~1/3T1, wherein T1 is the time for exposure；
Second control unit, for being taken the photograph described in control when the flash of light is exposure segment sync flash of light with exposure sync mode As head starts to expose according to the time for exposure, and controls the flash lamp and carried out in the second time period of the time for exposure Synchronization flash preset times, the second time period are 1/3T1~2/3T1, wherein T1 is the time for exposure；
Third control unit, for being taken the photograph described in control when the flash of light is exposure back segment synchronization flash with exposure sync mode As head starts to expose according to the time for exposure, and controls the flash lamp and carried out within the third period of the time for exposure Synchronization flash preset times, the third period are 2/3T1~T1, wherein T1 is the time for exposure.
8. mobile terminal according to claim 6, which is characterized in that the acquisition module includes:
Acquiring unit, for obtaining flash of light and exposure sync mode and the guide number of user setting；
Computing unit, flash of light and exposure sync mode and guide number for being obtained according to the acquiring unit, by default The time for exposure is calculated in algorithm.
9. mobile terminal according to claim 8, which is characterized in that the computing unit includes:
First computation subunit, for being that exposure leading portion synchronization flash or exposure back segment are same when described glisten with exposure sync mode When step flash of light, the time for exposure is calculated according to formula T=t1+t2, wherein T indicates the time for exposure, and t1 indicates flash time, T2 indicates default flash of light interval time, and the t1 and t2 are the constant greater than 0；
Second computation subunit is used for when the flash of light is that exposure segment sync glistens with exposure sync mode, according to formula T The time for exposure is calculated in=(t1+t2) × s+t2, wherein T indicates the time for exposure, and t1 indicates flash time, and t2 indicates default It glistens interval time, s indicates that guide number, the t1 and t2 are the constant greater than 0.
10. mobile terminal according to claim 8, which is characterized in that the control module includes:
4th control unit, for being taken the photograph described in control when the flash of light is exposure leading portion synchronization flash with exposure sync mode As head starts to expose according to the time for exposure, and the flash lamp is controlled according to the guide number in the time for exposure 4th period synchronization flash, the 4th period are 0~1/3T2, wherein T2 is the time for exposure；
5th control unit, for being taken the photograph described in control when the flash of light is exposure segment sync flash of light with exposure sync mode As head starts to expose according to the time for exposure, and the flash lamp is controlled according to the guide number in the time for exposure 5th period synchronization flash, the 5th period are 1/3T2~2/3T2, wherein T2 is the time for exposure；
6th control unit, for being taken the photograph described in control when the flash of light is exposure back segment synchronization flash with exposure sync mode As head starts to expose according to the time for exposure, and the flash lamp is controlled according to the guide number in the time for exposure 6th period synchronization flash, the 6th period are 2/3T2~T2, wherein T2 is the time for exposure.
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