CN105208292A - Photographic processing method and system - Google Patents
Photographic processing method and system Download PDFInfo
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- CN105208292A CN105208292A CN201510784623.7A CN201510784623A CN105208292A CN 105208292 A CN105208292 A CN 105208292A CN 201510784623 A CN201510784623 A CN 201510784623A CN 105208292 A CN105208292 A CN 105208292A
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Abstract
The invention discloses a photographic processing method and system. The method comprises the following steps: buffering a current image captured by an image acquisition unit of electronic equipment; obtaining another frame of image which is captured by the image acquisition unit and buffered before the current time; obtaining parameter data of the current image and another frame of image; comparing the parameter data of the current image and another frame of image to obtain a variation in the parameter data; when the variation in the parameter data reaches a preset vibration threshold, photographing the current image. According to the method, the variation in the parameter data between the current image and another frame of image is compared with the preset variation threshold; when the variation in the parameter data reaches the preset vibration threshold, photographic operation is performed, that is, an object in a lens is considered moving as long as parameter data of an image acquired by the image acquisition unit varies during a photographic process, and then photographic operation is performed; therefore, a user can obtain a required photo without always noticing a scene in the lens, and convenience is brought for operation of the user.
Description
Technical field
The present invention relates to field of photography, particularly relate to one and to take pictures processing method and system.
Background technology
Increasing people likes the photo taking motion, and such as: the dunk shot moment of basketball star, or the photo of fleet-footed runner's hundred meters of final spurts, but this dynamic transient is difficult to capture successfully.
A kind of mode of current employing is: on anti-by senior list " trap focusing ", first set focus lock, lock focus afterwards, press shutter release button and do not unclamp, after waiting until that subject enters into the focus of locking, then discharge shutter always.
But adopt said method, need user to point and wait at shutter place, until subject enters focal position, this scene change just making user need the moment to note in camera lens in shooting process, is unfavorable for user operation always.
Summary of the invention
In view of this, the invention provides one to take pictures processing method and system, to solve in prior art the scenery that user in shooting process needs the moment to note in camera lens, and finger needs to wait at shutter place always, the problem being unfavorable for user operation brought, its concrete scheme is as follows:
One is taken pictures processing method, is applied to electronic equipment, comprises:
Buffer memory is carried out to the present image that the image acquisition units of described electronic equipment is caught;
Obtain another two field picture, another two field picture described is that image acquisition units is caught and the image of buffer memory before current time;
Obtain the supplemental characteristic of present image and another two field picture;
The supplemental characteristic of more described present image and another two field picture, obtains the variable quantity of supplemental characteristic;
When the variable quantity of described supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.
Further, the supplemental characteristic of described acquisition present image and another two field picture, is specially:
Obtain the color coding yuv data of present image and another two field picture;
The supplemental characteristic of described present image and another two field picture, obtains the variable quantity of supplemental characteristic, is specially:
The yuv data of more described present image and another two field picture, obtains the variable quantity of yuv data.
Further, the supplemental characteristic of described acquisition present image and another two field picture, is specially:
Obtain the color coding color standard RGB data of present image and another two field picture;
The supplemental characteristic of described present image and another two field picture, obtains the variable quantity of supplemental characteristic, is specially:
The RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data.
Further, the supplemental characteristic of described acquisition present image and another two field picture, also comprises:
According to the yuv data of described present image and another two field picture, obtain the color coding color standard RGB data of present image and another two field picture;
The supplemental characteristic of described present image and another two field picture, obtains the variable quantity of supplemental characteristic, also comprises:
The RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data;
When the described variable quantity when described supplemental characteristic reaches predetermined variance threshold, present image is taken pictures, is specially:
When the variable quantity of described yuv data reaches YUV predetermined variance threshold, and when the variable quantity of described RGB data reaches RGB predetermined variance threshold, described present image is taken pictures.
Further, when the described variable quantity when described supplemental characteristic reaches predetermined variance threshold, present image is taken pictures, is specially:
When the variable quantity of described yuv data reaches luminance difference threshold value, described present image is taken pictures.
Further, when the described variable quantity when described supplemental characteristic reaches predetermined variance threshold, present image is taken pictures, is specially:
When the variable quantity of described RGB data reaches rgb color discrepancy threshold, described present image is taken pictures.
Further, the supplemental characteristic of described acquisition present image and another two field picture, is specially:
Surveyed area is determined respectively on described present image and another two field picture;
Obtain the supplemental characteristic of the surveyed area of described present image, and the supplemental characteristic of another two field picture surveyed area.
Further, described present image taken pictures after, also comprise:
Buffer memory is deleted to another two field picture described.
One is taken pictures treatment system, be applied to electronic equipment, comprise: buffer unit, the first acquiring unit be connected with described buffer unit, the second acquisition unit be connected with described first acquiring unit, the comparing unit be connected with described second acquisition unit, the photographing unit be connected with described comparing unit, wherein:
Described buffer unit is used for carrying out buffer memory to the present image that the image acquisition units of described electronic equipment is caught;
Described first acquiring unit is for obtaining another two field picture, and another two field picture described is that image acquisition units is caught and the image of buffer memory before current time;
Described second acquisition unit is for obtaining the supplemental characteristic of present image and another two field picture;
Described comparing unit is used for the supplemental characteristic of more described present image and another two field picture, obtains the variable quantity of supplemental characteristic;
Described photographing unit is used for when the variable quantity of described supplemental characteristic reaches predetermined variance threshold, obtains the variable quantity of supplemental characteristic.
Further, described second acquisition unit is specifically for obtaining the color coding yuv data of present image and another two field picture;
Described comparing unit, specifically for the yuv data of more described present image and another two field picture, obtains the variable quantity of yuv data.
Further, described second acquisition unit is specifically for obtaining the color coding color standard RGB data of present image and another two field picture;
Described comparing unit, specifically for the RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data.
Further, described second acquisition unit comprises: first obtains subelement and second obtains subelement, wherein:
Described first obtains subelement for obtaining the color coding yuv data of present image and another two field picture;
Described second obtains subelement for the yuv data according to described present image and another two field picture, obtains the color coding color standard RGB data of present image and another two field picture;
Described comparing unit is used for the yuv data of more described present image and another two field picture, obtains the variable quantity of yuv data, simultaneously the RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data;
Described photographing unit reaches YUV predetermined variance threshold specifically for the variable quantity when described yuv data, and when the variable quantity of described RGB data reaches RGB predetermined variance threshold, takes pictures to described present image.
Further, described photographing unit, specifically for when the variable quantity of described yuv data reaches luminance difference threshold value, is taken pictures to described present image.
Further, described photographing unit, specifically for when the variable quantity of described RGB data reaches rgb color discrepancy threshold, is taken pictures to described present image.
Further, described second acquisition unit comprises: determine subelement, with described determine that subelement is connected the 3rd obtain subelement, wherein:
Describedly determine that subelement for determining surveyed area respectively on described present image and another two field picture;
Described 3rd obtains subelement for obtaining the supplemental characteristic of the surveyed area of described present image, and the supplemental characteristic of another two field picture surveyed area.
Further, also comprise: the delete cells be connected with described photographing unit, wherein:
Described delete cells is used for deleting buffer memory to another two field picture.
As can be seen from technique scheme, processing method and the system of taking pictures disclosed in the present application, by first carrying out buffer memory to the present image that the image acquisition units of electronic equipment is caught, obtain another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, obtain the supplemental characteristic of present image and another two field picture, the relatively supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
The flow chart of Fig. 1 a kind of processing method of taking pictures disclosed in the embodiment of the present invention;
The flow chart of Fig. 2 a kind of processing method of taking pictures disclosed in the embodiment of the present invention;
The flow chart of Fig. 3 a kind of processing method of taking pictures disclosed in the embodiment of the present invention;
The flow chart of Fig. 4 a kind of processing method of taking pictures disclosed in the embodiment of the present invention;
The flow chart of Fig. 5 a kind of processing method of taking pictures disclosed in the embodiment of the present invention;
The structural representation of Fig. 6 a kind for the treatment of system of taking pictures disclosed in the embodiment of the present invention;
The structural representation of Fig. 7 a kind for the treatment of system of taking pictures disclosed in the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention discloses one to take pictures processing method, be applied to electronic equipment, its flow chart as shown in Figure 1, comprising:
Step S11, buffer memory is carried out to the present image that the image acquisition units of electronic equipment is caught;
When the image acquisition units of electronic equipment is opened, wherein, image acquisition units can be camera, when the camera of electronic equipment is opened, directly carries out buffer memory, without the need to user's manual operation to the current image that camera is caught; Also for after the image acquisition units of electronic equipment is opened, buffer memory can not carried out to its image of catching, only has after receiving a triggering command, just start the image that this image acquisition units of buffer memory is caught.
Wherein, catching image is the image in image acquisition units view-finder, and cache image is carry out buffer memory to the image in image acquisition units view-finder.
Step S12, obtain another two field picture, another two field picture is that image acquisition units is caught and the image of buffer memory before current time;
Wherein, image acquisition units is after capturing present image and carrying out buffer memory, after also continuing to catch, the image in moment is gone forward side by side row cache, in addition, image acquisition units also can be caught image and to be gone forward side by side row cache before current time, carry out acquisition to the image of buffer memory before current time to be and to obtain another two field picture, another two field picture buffer memory before being.
Another two field picture can be obtain and the image of buffer memory in the previous moment of current time, ensure that the follow-up accuracy comparing the change of supplemental characteristic; Another two field picture also can be before current time, and the moment that duration is fixed at current time interval obtains and the image of buffer memory, to ensure the efficiency of data processing.
Wherein, the selection that another two field picture obtains the moment can be pre-set, without the need to change; Also can for change according to user's request, concrete, before current time can being changed to from the previous moment of current time, and the moment of duration is fixed at current time interval, wherein, fixing duration also can be changed from main separation by user, is not specifically limited at this.
The supplemental characteristic of step S13, acquisition present image and another two field picture;
Buffer memory is carried out to image, so corresponding buffer memory has also been carried out to the parameter of image, extracted the supplemental characteristic of present image and another two field picture,
Step S14, compare the supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic;
Present image is generally different from the supplemental characteristic of another two field picture, such as: be dynamic people or thing in image, even if in image be static object, its supplemental characteristic also likely changes, as: illumination changes or wind speed and direction changes all can cause the change of image parameter.
Step S15, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image to be taken pictures.
When the variable quantity of supplemental characteristic is within predetermined variance threshold, it can be the small change that the extraneous factor such as illumination or wind speed and direction causes, the amplitude that also can be dynamic people or thing motion is too small, only have the variable quantity caused when the extraneous factor such as illumination or wind speed and direction larger, or the amplitude of dynamic people or thing motion comparatively obviously time, just present image is taken pictures.
To take pictures disclosed in the present embodiment processing method, by first carrying out buffer memory to the present image that the image acquisition units of electronic equipment is caught, obtain another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, obtain the supplemental characteristic of present image and another two field picture, the relatively supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
Present embodiment discloses one to take pictures processing method, be applied to electronic equipment, its flow chart as shown in Figure 2, comprising:
Step S21, buffer memory is carried out to the present image that the image acquisition units of electronic equipment is caught;
Step S22, obtain another two field picture, another two field picture is that image acquisition units is caught and the image of buffer memory before current time;
The color coding yuv data of step S23, acquisition present image and another two field picture;
Yuv data is color coding data, is the color space that TV broadcasting system PAL and Sequential Color and Memory system formula simulation color television system adopt.Yuv data is mainly used in optimizing the transmission of colour-video signal, and compared with transmit with rgb video signal, its maximum advantage is need take few frequency range, and RGB data require three independently vision signal transmit simultaneously.
In yuv data, " Y " represents lightness, namely grey decision-making, and what " U " and " V " represented is colourity, and effect describes to affect color and saturation, is used to specify the color of pixel.Adopt the importance of YUV color space to be that its brightness signal Y is separated with carrier chrominance signal U, V, as long as if i.e. Y-signal component, and do not have U, V signal component, the image of expression so is like this black and white gray level image.
Step S24, compare the yuv data of present image and another two field picture, obtain the variable quantity of yuv data;
Relatively the yuv data of present image and another two field picture, specifically can compare the Y value in yuv data, namely only carry out brightness ratio comparatively; Also specifically can compare U, V value in yuv data, namely only carry out the comparison of colourity; Also can compare the brightness in yuv data and colourity, so that comparative result is more complete, accurate simultaneously.
Step S25, when the variable quantity of yuv data reaches predetermined variance threshold, present image to be taken pictures.
When only comparing the Y value in yuv data, predetermined variance threshold is brightness change threshold; When only comparing U, V value in yuv data, predetermined variance threshold is colourity change threshold.
To take pictures disclosed in the present embodiment processing method, by first carrying out buffer memory to the present image that the image acquisition units of electronic equipment is caught, obtain another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, obtain the supplemental characteristic of present image and another two field picture, the relatively supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
Present embodiment discloses one to take pictures processing method, be applied to electronic equipment, its flow chart as shown in Figure 3, comprising:
Step S31, buffer memory is carried out to the present image that the image acquisition units of electronic equipment is caught;
Step S32, obtain another two field picture, another two field picture is that image acquisition units is caught and the image of buffer memory before current time;
The color coding color standard RGB data of step S33, acquisition present image and another two field picture;
Rgb color pattern is a kind of color standard of industrial quarters, that namely RGB represents the color of red, green, blue three passages by obtaining color miscellaneous to the change of red (R), green (G), blue (B) three Color Channels and their superpositions each other.Current display adopts RGB color standard mostly, and all colours on computer screen is all mixed according to different proportion by these three kinds of coloured light red, green and blue, and any one color on screen can be recorded by one group of rgb value and be expressed.
Step S34, compare the RGB data of present image and another two field picture, obtain the variable quantity of RGB data;
Relatively the RGB data of present image and another two field picture, is specially: the rgb color difference comparing present image and another two field picture; Also can specifically R value proportion or G value proportion or B value proportion in movement images; Also can be two value proportions in movement images, be not specifically limited at this.
Step S35, when the variable quantity of RGB data reaches predetermined variance threshold, present image to be taken pictures.
Concrete, when the variable quantity of RGB data is specially rgb color difference, predetermined variance threshold is rgb color discrepancy threshold.
To take pictures disclosed in the present embodiment processing method, by first carrying out buffer memory to the present image that the image acquisition units of electronic equipment is caught, obtain another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, obtain the supplemental characteristic of present image and another two field picture, the relatively supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
Present embodiment discloses one to take pictures processing method, be applied to electronic equipment, its flow chart as shown in Figure 4, comprising:
Step S41, buffer memory is carried out to the present image that the image acquisition units of electronic equipment is caught;
Step S42, obtain another two field picture, another two field picture is that image acquisition units is caught and the image of buffer memory before current time;
The color coding yuv data of step S43, acquisition present image and another two field picture;
Yuv data is color coding data, is the color space that TV broadcasting system PAL and Sequential Color and Memory system formula simulation color television system adopt.Yuv data is mainly used in optimizing the transmission of colour-video signal, and compared with transmit with rgb video signal, its maximum advantage is need take few frequency range, and RGB data require three independently vision signal transmit simultaneously.
In yuv data, " Y " represents lightness, namely grey decision-making, and what " U " and " V " represented is colourity, and effect describes to affect color and saturation, is used to specify the color of pixel.Adopt the importance of YUV color space to be that its brightness signal Y is separated with carrier chrominance signal U, V, as long as if i.e. Y-signal component, and do not have U, V signal component, the image of expression so is like this black and white gray level image.
Step S44, yuv data according to present image and another two field picture, obtain the color coding color standard RGB data of present image and another two field picture;
The yuv data of image being converted to RGB data is by based on the specification being called ITR-RecommendationBT.709.
Step S45, compare the yuv data of present image and another two field picture, obtain the variable quantity of yuv data;
Relatively the yuv data of present image and another two field picture, specifically can compare the Y value in yuv data, namely only carry out brightness ratio comparatively; Also specifically can compare U, V value in yuv data, namely only carry out the comparison of colourity; Also can compare the brightness in yuv data and colourity, so that comparative result is more complete, accurate simultaneously.
Step S46, compare the RGB data of present image and another two field picture, obtain the variable quantity of RGB data;
Relatively the RGB data of present image and another two field picture, is specially: the rgb color difference comparing present image and another two field picture.
Step S47, when the variable quantity of yuv data reaches YUV predetermined variance threshold, and when the variable quantity of RGB data reaches RGB predetermined variance threshold, present image to be taken pictures.
When the variable quantity of yuv data meets its corresponding change threshold with the variable quantity of RGB data simultaneously, just take pictures, ensure that the quality of captured photo, avoid successively shooting two or the less photo of multiple change differences.
To take pictures disclosed in the present embodiment processing method, by first carrying out buffer memory to the present image that the image acquisition units of electronic equipment is caught, obtain another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, obtain the supplemental characteristic of present image and another two field picture, the relatively supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
The invention discloses one to take pictures processing method, be applied to electronic equipment, its flow chart as shown in Figure 5, comprising:
Step S51, buffer memory is carried out to the present image that the image acquisition units of electronic equipment is caught;
When the image acquisition units of electronic equipment is opened, wherein, image acquisition units can be camera, when the camera of electronic equipment is opened, directly carries out buffer memory, without the need to user's manual operation to the current image that camera is caught; Also for after the image acquisition units of electronic equipment is opened, buffer memory can not carried out to its image of catching, only has after receiving a triggering command, just start the image that this image acquisition units of buffer memory is caught.
Wherein, catching image is the image in image acquisition units view-finder, and cache image is carry out buffer memory to the image in image acquisition units view-finder.
Step S52, obtain another two field picture, another two field picture is that image acquisition units is caught and the image of buffer memory before current time;
Wherein, image acquisition units is after capturing present image and carrying out buffer memory, after also continuing to catch, the image in moment is gone forward side by side row cache, in addition, image acquisition units also can be caught image and to be gone forward side by side row cache before current time, carry out acquisition to the image of buffer memory before current time to be and to obtain another two field picture, another two field picture buffer memory before being.
Another two field picture can be obtain and the image of buffer memory in the previous moment of current time, ensure that the follow-up accuracy comparing the change of supplemental characteristic; Another two field picture also can be before current time, and the moment that duration is fixed at current time interval obtains and the image of buffer memory, to ensure the efficiency of data processing.
Wherein, the selection that another two field picture obtains the moment can be pre-set, without the need to change; Also can for change according to user's request, concrete, before current time can being changed to from the previous moment of current time, and the moment of duration is fixed at current time interval, wherein, fixing duration also can be changed from main separation by user, is not specifically limited at this.
Step S53, on present image and another two field picture, determine surveyed area respectively;
When image be dynamic people or thing time, the supplemental characteristic of not whole the image of the image in the view-finder of image acquisition units all can change, the a certain individual that what it changed may be in image or thing, its position changed is limited, it is likely the position at dynamic people or thing place in image, it is that action or state change, also be likely that in image, dynamic people or thing move to another position from a position, the some possible region also just in present image changed like this, therefore, the region that this is possible is defined as surveyed area, only the supplemental characteristic of the image of the position opposite position of present image and another two field picture and surveyed area is obtained.
In addition, also can be: the supplemental characteristic of the image of present image and another two field picture and surveyed area position opposite position is obtained, and only need determine several point or line for the position outside surveyed area, only obtain the supplemental characteristic of point or the line determined, without the need to obtaining the supplemental characteristic of all positions outside surveyed area, reduce workload, improve processing speed.
The supplemental characteristic of the surveyed area of step S54, acquisition present image, and the supplemental characteristic of another two field picture surveyed area;
Step S55, compare the supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic;
Present image is generally different from the supplemental characteristic of another two field picture, such as: be dynamic people or thing in image, even if in image be static object, its supplemental characteristic also likely changes, as: illumination changes or wind speed and direction changes all can cause the change of image parameter.
Step S56, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image to be taken pictures.
When the variable quantity of supplemental characteristic is within predetermined variance threshold, it can be the small change that the extraneous factor such as illumination or wind speed and direction causes, the amplitude that also can be dynamic people or thing motion is too small, only have the variable quantity caused when the extraneous factor such as illumination or wind speed and direction larger, or the amplitude of dynamic people or thing motion comparatively obviously time, just present image is taken pictures.
In addition, after having carried out taking pictures to present image, another two field picture can delete buffer memory, can be with reference to contrasting with present image for taking pictures of successive image, without the need to again with another two field picture before for reference, delete its buffer memory, cleared up the internal memory of electronic equipment, avoided the waste of memory space.
To take pictures disclosed in the present embodiment processing method, by first carrying out buffer memory to the present image that the image acquisition units of electronic equipment is caught, obtain another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, obtain the supplemental characteristic of present image and another two field picture, the relatively supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
Present embodiment discloses one to take pictures treatment system, be applied to electronic equipment, its structural representation as shown in Figure 6, comprising:
Buffer unit 61, the first acquiring unit 62 be connected with buffer unit 61, the second acquisition unit 63 be connected with the first acquiring unit 62, the comparing unit 64 be connected with second acquisition unit 63, the photographing unit 65 be connected with comparing unit 64.
Wherein, buffer unit 61 carries out buffer memory for the present image of catching the image acquisition units of electronic equipment.
When the image acquisition units of electronic equipment is opened, wherein, image acquisition units can be camera, when the camera of electronic equipment is opened, directly carries out buffer memory, without the need to user's manual operation to the current image that camera is caught; Also for after the image acquisition units of electronic equipment is opened, buffer memory can not carried out to its image of catching, only has after receiving a triggering command, just start the image that this image acquisition units of buffer memory is caught.
Wherein, catching image is the image in image acquisition units view-finder, and cache image is carry out buffer memory to the image in image acquisition units view-finder.
First acquiring unit 62 is for obtaining another two field picture, and another two field picture is that image acquisition units is caught and the image of buffer memory before current time.
Wherein, image acquisition units is after capturing present image and carrying out buffer memory, after also continuing to catch, the image in moment is gone forward side by side row cache, in addition, image acquisition units also can be caught image and to be gone forward side by side row cache before current time, carry out acquisition to the image of buffer memory before current time to be and to obtain another two field picture, another two field picture buffer memory before being.
Another two field picture can be obtain and the image of buffer memory in the previous moment of current time, ensure that the follow-up accuracy comparing the change of supplemental characteristic; Another two field picture also can be before current time, and the moment that duration is fixed at current time interval obtains and the image of buffer memory, to ensure the efficiency of data processing.
Wherein, the selection that another two field picture obtains the moment can be pre-set, without the need to change; Also can for change according to user's request, concrete, before current time can being changed to from the previous moment of current time, and the moment of duration is fixed at current time interval, wherein, fixing duration also can be changed from main separation by user, is not specifically limited at this.
Second acquisition unit 63 is for obtaining the supplemental characteristic of present image and another two field picture.
Buffer memory is carried out to image, so corresponding buffer memory has also been carried out to the parameter of image, extracted the supplemental characteristic of present image and another two field picture,
Concrete, second acquisition unit 63 may be used for the color coding yuv data obtaining present image and another two field picture, and now, comparing unit 64, for comparing the yuv data of present image and another two field picture, obtains the variable quantity of yuv data.
The relatively yuv data of present image and another two field picture, specifically can compare the Y value in yuv data, namely only carry out brightness ratio comparatively, when the variable quantity of yuv data reaches brightness change threshold, photographing unit is taken pictures; Also specifically can compare U, V value in yuv data, namely only carry out the comparison of colourity; Also can compare the brightness in yuv data and colourity, so that comparative result is more complete, accurate simultaneously.
In addition, second acquisition unit 63 can also be used for the color coding color standard RGB data obtaining present image and another two field picture, and now, comparing unit 64, for comparing the RGB data of present image and another two field picture, obtains the variable quantity of RGB data.
The relatively RGB data of present image and another two field picture, be specially: the rgb color difference comparing present image and another two field picture, when rgb color difference reaches rgb color discrepancy threshold, photographing unit is taken pictures; Also can specifically R value proportion or G value proportion or B value proportion in movement images; Also can be two value proportions in movement images, be not specifically limited at this.
Further, second acquisition unit 63 can also specifically comprise: first obtains subelement and second obtains subelement.
First obtains subelement for obtaining the color coding yuv data of present image and another two field picture; Second obtains subelement for the yuv data according to present image and another two field picture, obtains the color coding color standard RGB data of present image and another two field picture.
Comparing unit compares the yuv data of present image and another two field picture, obtain the variable quantity of yuv data, compare the RGB data of present image and another two field picture simultaneously, obtain the variable quantity of RGB data, when the variable quantity of yuv data reaches YUV predetermined variance threshold, and the variable quantity of RGB data is when reaching RGB predetermined variance threshold, photographing unit is taken pictures to present image.
When the variable quantity of yuv data meets its corresponding change threshold with the variable quantity of RGB data simultaneously, just take pictures, ensure that the quality of captured photo, avoid successively shooting two or the less photo of multiple change differences.
Comparing unit 64, for comparing the supplemental characteristic of present image and another two field picture, obtains the variable quantity of supplemental characteristic.
Present image is generally different from the supplemental characteristic of another two field picture, such as: be dynamic people or thing in image, even if in image be static object, its supplemental characteristic also likely changes, as: illumination changes or wind speed and direction changes all can cause the change of image parameter.
Photographing unit 65, for when the variable quantity of supplemental characteristic reaches predetermined variance threshold, obtains the variable quantity of supplemental characteristic.
When the variable quantity of supplemental characteristic is within predetermined variance threshold, it can be the small change that the extraneous factor such as illumination or wind speed and direction causes, the amplitude that also can be dynamic people or thing motion is too small, only have the variable quantity caused when the extraneous factor such as illumination or wind speed and direction larger, or the amplitude of dynamic people or thing motion comparatively obviously time, just present image is taken pictures.
To take pictures disclosed in the present embodiment treatment system, the present image of being caught by the image acquisition units of buffer unit to electronic equipment carries out buffer memory, first acquiring unit obtains another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, second acquisition unit obtains the supplemental characteristic of present image and another two field picture, comparing unit compares the supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, photographing unit is when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
Present embodiment discloses one to take pictures treatment system, be applied to electronic equipment, its structural representation as shown in Figure 7, comprising:
Buffer unit 71, the first acquiring unit 72 be connected with buffer unit 71, the second acquisition unit 73 be connected with the first acquiring unit 72, the comparing unit 74 be connected with second acquisition unit 73, the photographing unit 75 be connected with comparing unit 74, the delete cells 76 be connected with photographing unit 75.
Take pictures disclosed in the present embodiment treatment system, except the structure identical with a upper embodiment, the present embodiment also add delete cells 76.
Wherein, delete cells 76, after photographing unit 75 pairs of present images are taken pictures, deletes buffer memory to another two field picture.
After having carried out taking pictures to present image, another two field picture can delete buffer memory, can be with reference to contrasting with present image for taking pictures of successive image, without the need to again with another two field picture before for reference, delete its buffer memory, clear up the internal memory of electronic equipment, avoid the waste of memory space.
In addition, take pictures in treatment system disclosed in the present embodiment, second acquisition unit 73 can comprise: determine subelement, and obtains subelement with the determine that subelement is connected the 3rd, wherein:
Determine that subelement for determining surveyed area respectively on present image and another two field picture; 3rd obtains subelement for obtaining the supplemental characteristic of the surveyed area of present image, and the supplemental characteristic of another two field picture surveyed area.
When image be dynamic people or thing time, the supplemental characteristic of not whole the image of the image in the view-finder of image acquisition units all can change, the a certain individual that what it changed may be in image or thing, its position changed is limited, it is likely the position at dynamic people or thing place in image, it is that action or state change, also be likely that in image, dynamic people or thing move to another position from a position, the some possible region also just in present image changed like this, therefore, the region that this is possible is defined as surveyed area, only the supplemental characteristic of the image of the position opposite position of present image and another two field picture and surveyed area is obtained.
In addition, also can be: the supplemental characteristic of the image of present image and another two field picture and surveyed area position opposite position is obtained, and only need determine several point or line for the position outside surveyed area, only obtain the supplemental characteristic of point or the line determined, without the need to obtaining the supplemental characteristic of all positions outside surveyed area, reduce workload, improve processing speed.
To take pictures disclosed in the present embodiment treatment system, the present image of being caught by the image acquisition units of buffer unit to electronic equipment carries out buffer memory, first acquiring unit obtains another two field picture, wherein, another two field picture is that image acquisition units is caught and the image of buffer memory before current time, second acquisition unit obtains the supplemental characteristic of present image and another two field picture, comparing unit compares the supplemental characteristic of present image and another two field picture, obtain the variable quantity of supplemental characteristic, photographing unit is when the variable quantity of supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.This programme is by comparing the variable quantity of the supplemental characteristic between present image and another two field picture, when the variable quantity of supplemental characteristic reaches predetermined variance threshold, just take pictures, as long as achieve the parameter that image acquisition units in the process of taking pictures collects image to change, namely think that the object in camera lens there occurs motion, namely take pictures, the scenery in camera lens is noted the moment without the need to user, also wait at shutter place without the need to finger always, the photo needed can be obtained, for user operation brings facility.
In this specification, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For device disclosed in embodiment, because it corresponds to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Professional can also recognize further, in conjunction with unit and the algorithm steps of each example of embodiment disclosed herein description, can realize with electronic hardware, computer software or the combination of the two, in order to the interchangeability of hardware and software is clearly described, generally describe composition and the step of each example in the above description according to function.These functions perform with hardware or software mode actually, depend on application-specific and the design constraint of technical scheme.Professional and technical personnel can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
The software module that the method described in conjunction with embodiment disclosed herein or the step of algorithm can directly use hardware, processor to perform, or the combination of the two is implemented.Software module can be placed in the storage medium of other form any known in random asccess memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technical field.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (16)
1. to take pictures a processing method, be applied to electronic equipment, it is characterized in that, comprising:
Buffer memory is carried out to the present image that the image acquisition units of described electronic equipment is caught;
Obtain another two field picture, another two field picture described is that image acquisition units is caught and the image of buffer memory before current time;
Obtain the supplemental characteristic of present image and another two field picture;
The supplemental characteristic of more described present image and another two field picture, obtains the variable quantity of supplemental characteristic;
When the variable quantity of described supplemental characteristic reaches predetermined variance threshold, present image is taken pictures.
2. method according to claim 1, is characterized in that, the supplemental characteristic of described acquisition present image and another two field picture, is specially:
Obtain the color coding yuv data of present image and another two field picture;
The supplemental characteristic of described present image and another two field picture, obtains the variable quantity of supplemental characteristic, is specially:
The yuv data of more described present image and another two field picture, obtains the variable quantity of yuv data.
3. method according to claim 1, is characterized in that, the supplemental characteristic of described acquisition present image and another two field picture, is specially:
Obtain the color coding color standard RGB data of present image and another two field picture;
The supplemental characteristic of described present image and another two field picture, obtains the variable quantity of supplemental characteristic, is specially:
The RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data.
4. method according to claim 2, is characterized in that, the supplemental characteristic of described acquisition present image and another two field picture, also comprises:
According to the yuv data of described present image and another two field picture, obtain the color coding color standard RGB data of present image and another two field picture;
The supplemental characteristic of described present image and another two field picture, obtains the variable quantity of supplemental characteristic, also comprises:
The RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data;
When the described variable quantity when described supplemental characteristic reaches predetermined variance threshold, present image is taken pictures, is specially:
When the variable quantity of described yuv data reaches YUV predetermined variance threshold, and when the variable quantity of described RGB data reaches RGB predetermined variance threshold, described present image is taken pictures.
5. according to claim 2 or method according to claim 4, it is characterized in that, when the described variable quantity when described supplemental characteristic reaches predetermined variance threshold, present image taken pictures, is specially:
When the variable quantity of described yuv data reaches luminance difference threshold value, described present image is taken pictures.
6. according to claim 3 or method according to claim 4, it is characterized in that, when the described variable quantity when described supplemental characteristic reaches predetermined variance threshold, present image taken pictures, is specially:
When the variable quantity of described RGB data reaches rgb color discrepancy threshold, described present image is taken pictures.
7. method according to claim 1, is characterized in that, the supplemental characteristic of described acquisition present image and another two field picture, is specially:
Surveyed area is determined respectively on described present image and another two field picture;
Obtain the supplemental characteristic of the surveyed area of described present image, and the supplemental characteristic of another two field picture surveyed area.
8. method according to claim 1, is characterized in that, described present image taken pictures after, also comprise:
Buffer memory is deleted to another two field picture described.
9. a treatment system of taking pictures, be applied to electronic equipment, it is characterized in that, comprise: buffer unit, the first acquiring unit be connected with described buffer unit, the second acquisition unit be connected with described first acquiring unit, the comparing unit be connected with described second acquisition unit, the photographing unit be connected with described comparing unit, wherein:
Described buffer unit is used for carrying out buffer memory to the present image that the image acquisition units of described electronic equipment is caught;
Described first acquiring unit is for obtaining another two field picture, and another two field picture described is that image acquisition units is caught and the image of buffer memory before current time;
Described second acquisition unit is for obtaining the supplemental characteristic of present image and another two field picture;
Described comparing unit is used for the supplemental characteristic of more described present image and another two field picture, obtains the variable quantity of supplemental characteristic;
Described photographing unit is used for when the variable quantity of described supplemental characteristic reaches predetermined variance threshold, obtains the variable quantity of supplemental characteristic.
10. system according to claim 9, is characterized in that, described second acquisition unit is specifically for obtaining the color coding yuv data of present image and another two field picture;
Described comparing unit, specifically for the yuv data of more described present image and another two field picture, obtains the variable quantity of yuv data.
11. systems according to claim 9, is characterized in that, described second acquisition unit is specifically for obtaining the color coding color standard RGB data of present image and another two field picture;
Described comparing unit, specifically for the RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data.
12. systems according to claim 9, is characterized in that, described second acquisition unit comprises: first obtains subelement and second obtains subelement, wherein:
Described first obtains subelement for obtaining the color coding yuv data of present image and another two field picture;
Described second obtains subelement for the yuv data according to described present image and another two field picture, obtains the color coding color standard RGB data of present image and another two field picture;
Described comparing unit is used for the yuv data of more described present image and another two field picture, obtains the variable quantity of yuv data, simultaneously the RGB data of more described present image and another two field picture, obtains the variable quantity of RGB data;
Described photographing unit reaches YUV predetermined variance threshold specifically for the variable quantity when described yuv data, and when the variable quantity of described RGB data reaches RGB predetermined variance threshold, takes pictures to described present image.
13. methods according to claim 10 or 12, it is characterized in that, described photographing unit, specifically for when the variable quantity of described yuv data reaches luminance difference threshold value, is taken pictures to described present image.
14. methods according to claim 11 or 12, it is characterized in that, described photographing unit, specifically for when the variable quantity of described RGB data reaches rgb color discrepancy threshold, is taken pictures to described present image.
15. systems according to claim 9, is characterized in that, described second acquisition unit comprises: determine subelement, with described determine that subelement is connected the 3rd obtain subelement, wherein:
Describedly determine that subelement for determining surveyed area respectively on described present image and another two field picture;
Described 3rd obtains subelement for obtaining the supplemental characteristic of the surveyed area of described present image, and the supplemental characteristic of another two field picture surveyed area.
16. systems according to claim 9, is characterized in that, also comprise: the delete cells be connected with described photographing unit, wherein:
Described delete cells is used for deleting buffer memory to another two field picture.
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