CN105094599A - Picture clipping method and device and terminal - Google Patents
Picture clipping method and device and terminal Download PDFInfo
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- CN105094599A CN105094599A CN201510368352.7A CN201510368352A CN105094599A CN 105094599 A CN105094599 A CN 105094599A CN 201510368352 A CN201510368352 A CN 201510368352A CN 105094599 A CN105094599 A CN 105094599A
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Abstract
The embodiment of the invention discloses a picture cutting method, which comprises the following steps: detecting a sliding gesture of a user on a picture to be cut, wherein the picture to be cut is displayed on a user interface; responding to the sliding gesture, and acquiring a sliding track of the sliding gesture; and under the condition that the starting point and the ending point of the sliding track are not coincident, cutting the picture to be cut by taking a connecting line between the starting point and the ending point of the sliding track and a closed curve formed by the sliding track as a boundary to obtain a cut picture, wherein the cut picture is a picture in the closed curve in the picture to be cut. The embodiment of the invention also discloses a picture cutting device and a terminal. By adopting the embodiment of the invention, a relatively perfect picture can be cut out, and the picture cutting efficiency can be improved.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of image cropping method, device and terminal.
Background technology
Along with the development of application technology, the picture of preservation can be set to desktop background or lantern slide by user, also can upload to and share on the net.But terminal only needs to present certain part in picture in some cases, or certain part in picture is added in another width picture, now needs to carry out local to existing picture and cuts out, obtain the part picture of user's needs from existing picture.
In order to better meet this demand, had various photo handling software at present, these softwares provide the picture mosaic to picture, the Scalable of picture, the rotation of picture, picture to cut out etc. function.Image cropping can have various ways, cut out as square, heart is cut out, circle is cut out, User Defined is also had to cut out in addition, namely user can sketch the contours of a curved profile and cuts out treating on cutting picture at will to slide, and with the demand according to user, obtains picture region and shape that user wants.In the prior art scheme, user is needed to treat cutting picture slides to sketch the contours of a closed curve, picture cutting could be carried out according to closed curve, but due to the instability blocking or point setting-out of finger, be difficult to starting point and ending point to carry out perfect registration to form a closed curved profile by the finger setting-out of user, and the shake of starting point and ending point more close finger is more severe, be difficult to like this cut out more perfect picture, now often need again to draw closed curve, affect the efficiency of image cropping.
Summary of the invention
The embodiment of the present invention provides a kind of image cropping method, device and terminal.More perfect picture can be cut out, and the efficiency of picture cutting can be improved.
Embodiments provide a kind of image cropping method, comprising:
Detect user treating the slip gesture on cutting picture, wherein, described in treat cutting picture display on a user interface;
Respond described slip gesture, obtain the sliding trace of described slip gesture;
When the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.
Wherein, after the described sliding trace obtaining described slip gesture, described method also comprises:
Described user interface shows described sliding trace.
Wherein, after the sliding trace of the described slip gesture of described acquisition, described with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting with before obtaining cutting picture in border, described method also comprises:
Whether the distance between the starting point and ending point judging described sliding trace is less than predetermined threshold value;
If the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace.
Wherein, described method also comprises:
Region outside described region for the treatment of the described closed curve delineation of cutting picture arranges transparent layer.
Wherein, after the sliding trace of the described slip gesture of described acquisition, described with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting with before obtaining cutting picture in border, described method also comprises:
Receive the cutting confirmation instruction that user sends;
Describedly carry out picture cutting with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for border and comprise:
Respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
Wherein, the described slip gesture of described response also comprises:
Picture in regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area;
Amplification process is carried out to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.
Wherein, described sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that described sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that described sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as described sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of described sliding trace; And in adjacent two sections of described sub-sliding traces, the terminating point of sub-sliding trace described in the last period overlaps with the starting point of rear one section of described sub-sliding trace.
Correspondingly, embodiments provide a kind of image cropping device, comprising:
Gesture detection module, is treating the slip gesture on cutting picture for detecting user, wherein, described in treat cutting picture display on a user interface;
Track acquisition module, for responding described slip gesture, obtains the sliding trace of described slip gesture;
Image cropping module, for when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.
Wherein, described device also comprises:
Track display module, for showing described sliding trace in described user interface.
Wherein, described image cropping module, also for judge described sliding trace starting point and ending point between distance whether be less than predetermined threshold value; If the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace.
Wherein, described image cropping module, also arranges transparent layer on the region outside described region for the treatment of the described closed curve delineation of cutting picture.
Wherein, described image cropping module, the cutting also sent for receiving user confirms instruction; Respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
Wherein, described image cropping module, also for the picture in the regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area; And carry out amplification process to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.
Further, described sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that described sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that described sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as described sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of described sliding trace; And in adjacent two sections of described sub-sliding traces, the terminating point of sub-sliding trace described in the last period overlaps with the starting point of rear one section of described sub-sliding trace.
Correspondingly, present invention also offers a kind of terminal, comprising:
Any one image cropping device described above.
Implement the embodiment of the present invention, first detect user and treating the slip gesture on cutting picture, then respond described slip gesture to obtain the sliding trace of described slip gesture; It is last when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, thus cut out out more perfect picture, and the efficiency of image cropping can be improved.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is 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.
Fig. 1 is the first embodiment process flow diagram of a kind of image cropping method that the present invention proposes;
Fig. 2 is the process flow diagram of another embodiment of a kind of image cropping method that the present invention proposes;
Fig. 3 is that the regional area picture that the embodiment of the present invention provides amplifies the design sketch shown;
Fig. 4 is the structural representation of a kind of image cropping device that the embodiment of the present invention proposes.
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 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.
Please refer to Fig. 1, Fig. 1 is the first embodiment process flow diagram of a kind of image cropping method that the present invention proposes.As shown in the figure, the image cropping method in the embodiment of the present invention comprises:
S101, detect user treating the slip gesture on cutting picture, wherein, described in treat cutting picture display on a user interface.
In specific implementation, first can open picture to be cut out according to the operational order of user's input, then enter into image cropping pattern, and then detection user treat the slip gesture on cutting picture in real time.
S102, responds described slip gesture, obtains the sliding trace of described slip gesture.
In specific implementation, when user being detected in the slip gesture on cutting picture, gesture of sliding described in real-time response.And described sliding trace can be shown in described user interface, confirm to point out user whether sliding trace meets the requirement of cutting out picture.
Optionally, can picture in the regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area; Amplification process is carried out to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.Wherein, the terminal of sliding trace is the position of touch pointed in finger sliding process on a user interface.Appointed area can be the angle region of user interface, but is not limited to above-mentioned zone.In addition, when pointing in the sliding process in user interface, finger may block the picture in the regional area amplifying process of appointed area display, can change the position that appointed area shows on the display screen.It should be noted that, the enlargement factor of the picture in regional area can be set to 2 times or 3 times, but does not limit to above-mentioned multiple.
Such as: as shown in Figure 3, when the terminal of sliding trace is in position as shown in the figure, the picture in the regional area near this position can be amplified, and by the picture display upper left corner area on a user interface in the regional area through amplifying process.
S103, when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.
In specific implementation, whether the distance between the starting point and ending point that can judge described sliding trace is less than predetermined threshold value; If the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace.Wherein, the line between the starting point and ending point of sliding trace can be curve.Further, the area size of cutting out interface, family shared by picture can be obtained, according to the radius of area size determination curve cutting out interface, family shared by picture.If the distance between the starting point and ending point of sliding trace is not less than predetermined threshold value, then user can be pointed out to continue to perform slip gesture, until the distance between the starting point and ending point of sliding trace is less than predetermined threshold value.Wherein, predetermined threshold value can be set to 10px (pixel) or 15px, but is not limited to above-mentioned distance.
Further, when detect user stop on cutting picture, to perform slip gesture time, obtain the starting point coordinate position on a user interface of sliding trace, and the terminating point of sliding trace coordinate position on a user interface; According to starting point coordinate position on a user interface and the terminating point coordinate position on a user interface of sliding trace of sliding trace, the distance between the starting point and ending point determining sliding trace.
It should be noted that, when user starts when performing slip gesture on cutting picture at first, distance between the starting point and ending point of sliding trace is necessarily less than predetermined threshold value, in this case, also can connect the starting point and ending point of described sliding trace, the picture of cutting out just obtained levels off to straight line.When continuing to perform slip gesture and making the starting point and ending point of sliding trace be not less than predetermined threshold value, by automatically disconnect sliding trace starting point and ending point between connection.
Optionally, the cutting confirmation instruction that user sends can be received; Respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
Optionally, the region outside described region for the treatment of the described closed curve delineation of cutting picture can arrange transparent layer, thus the region within the closed curve cutting out picture and the region outside closed curve are distinguished.
Further alternative, sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of sliding trace; And in adjacent two cross-talk sliding traces, the terminating point of last cross-talk sliding trace overlaps with the starting point of a rear cross-talk sliding trace.
In embodiments of the present invention, first detect user and treating the slip gesture on cutting picture, then respond described slip gesture to obtain the sliding trace of described slip gesture; It is last when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, thus cut out out more perfect picture, and the efficiency of image cropping can be improved.
Please refer to Fig. 2, Fig. 2 is the process flow diagram of another embodiment of a kind of image cropping method that the present invention proposes.As shown in the figure, the picture method of cutting out in the embodiment of the present invention comprises:
S201, detect user treating the slip gesture on cutting picture, wherein, described in treat cutting picture display on a user interface.
In specific implementation, first can open picture to be cut out according to the operational order of user's input, then enter into image cropping pattern, and then detection user treat the slip gesture on cutting picture in real time.
S202, responds described slip gesture, obtains the sliding trace of described slip gesture.
In specific implementation, when user being detected in the slip gesture on cutting picture, gesture of sliding described in real-time response.And described sliding trace can be shown in described user interface, confirm to point out user whether sliding trace meets the requirement of cutting out picture.
Optionally, can picture in the regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area; Amplification process is carried out to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.Wherein, the terminal of sliding trace is the position of touch pointed in finger sliding process on a user interface.Appointed area can be the angle region of user interface, but is not limited to above-mentioned zone.In addition, when pointing in the sliding process in user interface, finger may block the picture in the regional area amplifying process of appointed area display, can change the position that appointed area shows on the display screen.It should be noted that, the enlargement factor of the picture in regional area can be set to 2 times or 3 times, but does not limit to above-mentioned multiple.
Such as: as shown in Figure 3, when the terminal of sliding trace is in position as shown in the figure, the picture in the regional area near this position can be amplified, and by the picture display upper left corner area on a user interface in the regional area through amplifying process.
S203, whether the distance between the starting point and ending point judging described sliding trace is less than predetermined threshold value.
In specific implementation, when detect user stop on cutting picture, to perform slip gesture time, obtain the starting point coordinate position on a user interface of sliding trace, and the terminating point of sliding trace coordinate position on a user interface; According to starting point coordinate position on a user interface and the terminating point coordinate position on a user interface of sliding trace of sliding trace, the distance between the starting point and ending point determining sliding trace.If the distance between the starting point and ending point of sliding trace is not less than predetermined threshold value, then user can be pointed out to continue to perform slip gesture, until the distance between the starting point and ending point of sliding trace is less than predetermined threshold value.Wherein, predetermined threshold value can be set to 10px (pixel) or 15px, but is not limited to above-mentioned distance.
S204, if the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace, thus obtain cutting picture.Wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.Line between the starting point and ending point of sliding trace can be curve.Further, the area size of cutting out interface, family shared by picture can be obtained, according to the radius of area size determination curve cutting out interface, family shared by picture.
It should be noted that, when user starts when performing slip gesture on cutting picture at first, distance between the starting point and ending point of sliding trace is necessarily less than predetermined threshold value, in this case, also can connect the starting point and ending point of described sliding trace, the picture of cutting out just obtained levels off to straight line.When continuing to perform slip gesture and making the starting point and ending point of sliding trace be not less than predetermined threshold value, by automatically disconnect sliding trace starting point and ending point between connection.
Optionally, the cutting confirmation instruction that user sends can be received; Respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
Optionally, the region outside the described described closed curve treating cutting picture can arrange transparent layer, thus to cut out picture closed curve delineation region within region and region outside closed curve distinguish.
Further alternative, sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of sliding trace; And in adjacent two cross-talk sliding traces, the terminating point of last cross-talk sliding trace overlaps with the starting point of a rear cross-talk sliding trace.
In embodiments of the present invention, first detect user and treating the slip gesture on cutting picture, then respond described slip gesture to obtain the sliding trace of described slip gesture; It is last when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, thus cut out out more perfect picture, and the efficiency of image cropping can be improved.
Please refer to Fig. 4, Fig. 4 is the structural representation of a kind of image cropping device that the embodiment of the present invention proposes.As shown in the figure, the image cropping device in the embodiment of the present invention comprises:
Gesture detection module 401, is treating the slip gesture on cutting picture for detecting user, wherein, described in treat cutting picture display on a user interface.
In specific implementation, first can open picture to be cut out according to the operational order of user's input, then enter into image cropping pattern, and then detection user treat the slip gesture on cutting picture in real time.
Track acquisition module 402, for responding described slip gesture, obtains the sliding trace of described slip gesture.
In specific implementation, when user being detected in the slip gesture on cutting picture, gesture of sliding described in real-time response.
Optionally, can picture in the regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area; Amplification process is carried out to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.Wherein, the terminal of sliding trace is the position of touch pointed in finger sliding process on a user interface.Appointed area can be the angle region of user interface, but is not limited to above-mentioned zone.In addition, when pointing in the sliding process in user interface, finger may block the picture in the regional area amplifying process of appointed area display, can change the position that appointed area shows on the display screen.It should be noted that, the enlargement factor of the picture in regional area can be set to 2 times or 3 times, but does not limit to above-mentioned multiple.
Such as: as shown in Figure 3, when the terminal of sliding trace is in position as shown in the figure, the picture in the regional area near this position can be amplified, and by the picture display upper left corner area on a user interface in the regional area through amplifying process.
Image cropping module 404, for when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.
In specific implementation, whether the distance between the starting point and ending point that can judge described sliding trace is less than predetermined threshold value; If the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace.Wherein, the line between the starting point and ending point of sliding trace can be curve.Further, the area size of cutting out interface, family shared by picture can be obtained, according to the radius of area size determination curve cutting out interface, family shared by picture.If the distance between the starting point and ending point of sliding trace is not less than predetermined threshold value, then user can be pointed out to continue to perform slip gesture, until the distance between the starting point and ending point of sliding trace is less than predetermined threshold value.Wherein, predetermined threshold value can be set to 10px (pixel) or 15px, but is not limited to above-mentioned distance.
Further, when detect user stop on cutting picture, to perform slip gesture time, obtain the starting point coordinate position on a user interface of sliding trace, and the terminating point of sliding trace coordinate position on a user interface; According to starting point coordinate position on a user interface and the terminating point coordinate position on a user interface of sliding trace of sliding trace, the distance between the starting point and ending point determining sliding trace.
It should be noted that, when user starts when performing slip gesture on cutting picture at first, distance between the starting point and ending point of sliding trace is necessarily less than predetermined threshold value, in this case, also can connect the starting point and ending point of described sliding trace, the picture of cutting out just obtained levels off to straight line.When continuing to perform slip gesture and making the starting point and ending point of sliding trace be not less than predetermined threshold value, by automatically disconnect sliding trace starting point and ending point between connection.
Optionally, the cutting confirmation instruction that user sends can be received; Respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
Optionally, the region outside described region for the treatment of the described closed curve delineation of cutting picture can arrange transparent layer, thus the region within the closed curve cutting out picture and the region outside closed curve are distinguished.
Further alternative, sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of sliding trace; And in adjacent two cross-talk sliding traces, the terminating point of last cross-talk sliding trace overlaps with the starting point of a rear cross-talk sliding trace.
Optionally, as shown in Figure 4, the device in the embodiment of the present invention can further include:
Track display module 403, for showing described sliding trace in described user interface, confirms to point out user whether sliding trace meets the requirement of cutting out picture.
In embodiments of the present invention, first detect user and treating the slip gesture on cutting picture, then respond described slip gesture to obtain the sliding trace of described slip gesture; It is last when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, thus cut out out more perfect picture, and the efficiency of image cropping can be improved.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this instructions or example and different embodiment or example can carry out combining and combining by those skilled in the art.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
Describe and can be understood in process flow diagram or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
In flow charts represent or in this logic otherwise described and/or step, such as, the sequencing list of the executable instruction for realizing logic function can be considered to, may be embodied in any computer-readable medium, for instruction execution system, device or equipment (as computer based system, comprise the system of processor or other can from instruction execution system, device or equipment instruction fetch and perform the system of instruction) use, or to use in conjunction with these instruction execution systems, device or equipment.With regard to this instructions, " computer-readable medium " can be anyly can to comprise, store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or the device that uses in conjunction with these instruction execution systems, device or equipment.The example more specifically (non-exhaustive list) of computer-readable medium comprises following: the electrical connection section (electronic installation) with one or more wiring, portable computer diskette box (magnetic device), random access memory (RAM), ROM (read-only memory) (ROM), erasablely edit ROM (read-only memory) (EPROM or flash memory), fiber device, and portable optic disk ROM (read-only memory) (CDROM).In addition, computer-readable medium can be even paper or other suitable media that can print described program thereon, because can such as by carrying out optical scanning to paper or other media, then carry out editing, decipher or carry out process with other suitable methods if desired and electronically obtain described program, be then stored in computer memory.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be ROM (read-only memory), disk or CD etc.Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (15)
1. an image cropping method, is characterized in that, described method comprises:
Detect user treating the slip gesture on cutting picture, wherein, described in treat cutting picture display on a user interface;
Respond described slip gesture, obtain the sliding trace of described slip gesture;
When the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.
2. the method for claim 1, is characterized in that, after the described sliding trace obtaining described slip gesture, described method also comprises:
Described user interface shows described sliding trace.
3. method as claimed in claim 2, it is characterized in that, after the sliding trace of the described slip gesture of described acquisition, described with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting with before obtaining cutting picture in border, described method also comprises:
Whether the distance between the starting point and ending point judging described sliding trace is less than predetermined threshold value;
If the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace.
4. method as claimed in claim 3, it is characterized in that, described method also comprises:
Region outside described region for the treatment of the described closed curve delineation of cutting picture arranges transparent layer.
5. method as claimed in claim 3, it is characterized in that, after the sliding trace of the described slip gesture of described acquisition, described with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting with before obtaining cutting picture in border, described method also comprises:
Receive the cutting confirmation instruction that user sends;
Describedly carry out picture cutting with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for border and comprise:
Respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
6. the method according to any one of claim 1 to 5, is characterized in that, the described slip gesture of described response also comprises:
Picture in regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area;
Amplification process is carried out to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.
7. the method according to any one of claim 1 to 5, it is characterized in that, described sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that described sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that described sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as described sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of described sliding trace; And in adjacent two sections of described sub-sliding traces, the terminating point of sub-sliding trace described in the last period overlaps with the starting point of rear one section of described sub-sliding trace.
8. an image cropping device, is characterized in that, described device comprises:
Gesture detection module, is treating the slip gesture on cutting picture for detecting user, wherein, described in treat cutting picture display on a user interface;
Track acquisition module, for responding described slip gesture, obtains the sliding trace of described slip gesture;
Image cropping module, for when the starting point and ending point of described sliding trace does not overlap, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for treating that cutting picture carries out cutting to obtain cutting picture to described in border, wherein, described cutting picture for described in treat in closed curve described in cutting picture picture.
9. device as claimed in claim 8, it is characterized in that, described device also comprises:
Track display module, for showing described sliding trace in described user interface.
10. device as claimed in claim 9, is characterized in that,
Described image cropping module, also for judge described sliding trace starting point and ending point between distance whether be less than predetermined threshold value; And if the distance between the starting point and ending point of described sliding trace is less than predetermined threshold value, from the starting point and ending point of the described sliding trace that is dynamically connected, make the line between the starting point and ending point of described sliding trace, in described user interface, form closed curve with described sliding trace.
11. devices as claimed in claim 10, is characterized in that,
Described image cropping module, also arranges transparent layer on the region outside described region for the treatment of the described closed curve delineation of cutting picture.
12. devices as claimed in claim 10, is characterized in that,
Described image cropping module, the cutting also sent for receiving user confirms instruction; And respond described cutting and confirm instruction, with the line between the starting point and ending point of described sliding trace, the closed curve that formed with described sliding trace for carrying out picture cutting to obtain cutting picture in border.
13. devices according to any one of claim 8 to 12, is characterized in that,
Described image cropping module, also for the picture in the regional area near the terminal position of sliding trace described in Real-time Obtaining, wherein, the terminal of described sliding trace is positioned at described regional area; And carry out amplification process to the picture in described regional area, and at the picture of the appointed area of user interface display in the regional area amplifying process.
14. devices according to any one of claim 8 to 12, it is characterized in that, described sliding trace comprises at least two cross-talk sliding traces, wherein, the slip gesture that described sub-sliding trace performs within discrete time for user is formed, according to the time sequencing that described sub-sliding trace is formed, using the starting point of sub-sliding trace that formed the at first starting point as described sliding trace, the terminating point of the sub-sliding trace finally formed is as the terminating point of described sliding trace; And in adjacent two sections of described sub-sliding traces, the terminating point of sub-sliding trace described in the last period overlaps with the starting point of rear one section of described sub-sliding trace.
15. 1 kinds of terminals, is characterized in that, described terminal comprises:
Image cropping device as described in claim 8 ~ 14 any one.
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