CN109947972A - Reduced graph generating method and device, electronic equipment, storage medium - Google Patents
Reduced graph generating method and device, electronic equipment, storage medium Download PDFInfo
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- CN109947972A CN109947972A CN201710939863.9A CN201710939863A CN109947972A CN 109947972 A CN109947972 A CN 109947972A CN 201710939863 A CN201710939863 A CN 201710939863A CN 109947972 A CN109947972 A CN 109947972A
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- thumbnail
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- targeted object
- display area
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
Abstract
The disclosure is directed to a kind of reduced graph generating method and devices, electronic equipment, this method comprises: determining scaling according to the size of the size of the picture for generating thumbnail and thumbnail display area；The picture for generating thumbnail is zoomed in and out according to the scaling, obtains first thumbnail of the size greater than the size of the thumbnail display area；Determine location information of the targeted object region in first thumbnail；First thumbnail is cut according to the location information of the size of the thumbnail display area and targeted object region in first thumbnail, obtains the second thumbnail comprising the targeted object region.The displaying target object in thumbnail may be implemented in the disclosure.
Description
Technical field
This disclosure relates to which field of computer technology, generates dress in particular to a kind of reduced graph generating method, thumbnail
It sets and electronic equipment.
Background technique
With universal and social application the development of camera, user uses life or work under cameras record in which can be convenient
Moment in work, then by photo upload to social application (for example, other virtual platforms such as virtual community), so as to as fine
Memory or share with kith and kin.
By taking social application as an example, multiple pictures usually are shown in such a way that thumbnail combination is shown.In this case, by
Size after photo equal proportion scaling is likely larger than the display area of thumbnail, and the size of the display area of thumbnail is solid
Fixed, this results in the problem of part of the photo in addition to the display area of thumbnail is not shown, at this point, if not being shown
Part include photo core information, then these core informations will be unable to be seen by other users.Accordingly, it is possible to core occur
The situation that heart information is not shown in thumbnail.In addition, thumbnail possibly can not show the head of personage by taking portrait photographs as an example
Portion region or a part for only showing head zone cause other users to need to click thumbnail and then check that original image can just be known
The facial information of personage causes the operation that other users are extra and wastes the time.
In consideration of it, needing a kind of reduced graph generating method, thumbnail generating apparatus and electronic equipment.
It should be noted that information is only used for reinforcing the reason to the background of the disclosure disclosed in above-mentioned background technology part
Solution, therefore may include the information not constituted to the prior art known to persons of ordinary skill in the art.
Summary of the invention
The disclosure is designed to provide a kind of reduced graph generating method, thumbnail generating apparatus and electronic equipment, in turn
One or more is overcome the problems, such as caused by the limitation and defect due to the relevant technologies at least to a certain extent.
According to one aspect of the disclosure, a kind of reduced graph generating method is provided, comprising:
Scaling is determined according to the size of the size of the picture for generating thumbnail and thumbnail display area；
The picture for generating thumbnail is zoomed in and out according to the scaling, obtains size greater than the contracting
First thumbnail of the size in shown ih outline region；
Determine location information of the targeted object region in first thumbnail；
According to the position of the size of the thumbnail display area and targeted object region in first thumbnail
Information cuts first thumbnail, obtains the second thumbnail comprising the targeted object region.
According to one aspect of the disclosure, a kind of thumbnail generating apparatus is provided, comprising:
Scaling determining module, for the size and thumbnail display area according to the picture for generating thumbnail
Size determines scaling；
Image scaling module, for being zoomed in and out according to the scaling to the picture for generating thumbnail,
Obtain first thumbnail of the size greater than the size of the thumbnail display area；
Position determination module, for determining location information of the targeted object region in first thumbnail；
Image cuts module, for the size and targeted object region according to the thumbnail display area described
Location information in one thumbnail cuts first thumbnail, obtains the second contracting comprising the targeted object region
Sketch map.
According to one aspect of the disclosure, a kind of storage medium is provided, computer program, the computer are stored thereon with
Reduced graph generating method described in above-mentioned any one is realized when program is executed by processor.
According to one aspect of the disclosure, a kind of electronic equipment is provided, comprising:
Processor；And
Memory, for storing the executable instruction of the processor；
Wherein, the processor is configured to execute contracting described in above-mentioned any one via the executable instruction is executed
Sketch map generation method.
In the technical solution provided by some embodiments of the present disclosure, the picture for generating thumbnail is carried out first
Scaling, obtains the first thumbnail, the size and targeted object region then according to thumbnail display area are in the first thumbnail
In location information the first thumbnail is cut, obtain the second thumbnail comprising targeted object region.It on the one hand, can be with
The purpose for realizing the displaying target object in thumbnail, avoids the problem that core information is not shown；On the other hand, due to contracting
The information for having the user for uploading image it is expected that other users are known is shown in sketch map, therefore improves effective information efficiency of transmission,
Other users can not need to carry out clicking thumbnail and then check the nuisance operation of original image, avoid nuisance operation in other users
While also save the time；In another aspect, lacking the thumbnail of core information due to that will not generate, and hence it is also possible to improve
Satisfaction of the user to social application.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
The disclosure can be limited.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.It should be evident that the accompanying drawings in the following description is only the disclosure
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other attached drawings.In the accompanying drawings:
Fig. 1 shows the schematic diagram of the picture for generating thumbnail according to an exemplary embodiment of the present disclosure；
Fig. 2 shows the display effects of the thumbnail for the picture shown in Fig. 1 for generating thumbnail of some technologies
Schematic diagram；
Fig. 3 diagrammatically illustrates the flow chart of reduced graph generating method according to an exemplary embodiment of the present disclosure；
Fig. 4 shows the schematic diagram of the first thumbnail according to an exemplary embodiment of the present disclosure；
Fig. 5 show according to an exemplary embodiment of the present disclosure for shown in Fig. 1 for generating the picture of thumbnail
Thumbnail display effect schematic diagram；
Fig. 6 diagrammatically illustrates the thumbnail according to an exemplary embodiment of the present disclosure by taking character image as an example and generates
The flow chart of the specific implementation process of method；
Fig. 7 diagrammatically illustrates the effect picture of social application according to an exemplary embodiment of the present disclosure；
Fig. 8 diagrammatically illustrates the block diagram of thumbnail generating apparatus according to an exemplary embodiment of the present disclosure；
Fig. 9 shows the schematic diagram of storage medium according to an exemplary embodiment of the present disclosure；And
Figure 10 diagrammatically illustrates the block diagram of electronic equipment according to an exemplary embodiment of the present disclosure.
Specific embodiment
Example embodiment is described more fully with reference to the drawings.However, example embodiment can be with a variety of shapes
Formula is implemented, and is not understood as limited to example set forth herein；On the contrary, thesing embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment comprehensively it is communicated to those skilled in the art.Described feature, knot
Structure or characteristic can be incorporated in any suitable manner in one or more embodiments.In the following description, it provides perhaps
More details fully understand embodiment of the present disclosure to provide.It will be appreciated, however, by one skilled in the art that can
It is omitted with technical solution of the disclosure one or more in the specific detail, or others side can be used
Method, constituent element, device, step etc..In other cases, be not shown in detail or describe known solution to avoid a presumptuous guest usurps the role of the host and
So that all aspects of this disclosure thicken.
In addition, attached drawing is only the schematic illustrations of the disclosure, it is not necessarily drawn to scale.Identical attached drawing mark in figure
Note indicates same or similar part, thus will omit repetition thereof.Some block diagrams shown in the drawings are function
Energy entity, not necessarily must be corresponding with physically or logically independent entity.These function can be realized using software form
Energy entity, or these functional entitys are realized in one or more hardware modules or integrated circuit, or at heterogeneous networks and/or place
These functional entitys are realized in reason device device and/or microcontroller device.
With the development of society and popularizing for internet, people can be arrived the drop sharing in oneself life or work
Social application, to show the dynamic of oneself to kith and kin and convenient for recalling later.Currently, due to digital camera and integrated digital phase
The terminal (mobile phone, tablet computer etc.) of machine it is universal, people can take pictures at any time and easily and by photo upload to society
It hands in application, for example, people can will take pictures certainly by means of the mobile phone of networking is uploaded to virtual community.
In social application, photo is usually tentatively shown in a manner of thumbnail, in such a case, it is possible to by
Photo is subjected to equal proportion scaling processing in server and is cut to form thumbnail.However, when photo equal proportion scales
When size afterwards is greater than the size of the display area of thumbnail, in fact it could happen that the core information in photo can not show or show not
Full problem.
By from for taking pictures, when needing to zoom in and out processing to image shown in FIG. 1, existing some technologies are directly to figure
As zooming in and out and being cut out, it is possible to create thumbnail as shown in Figure 2.This thumbnail can not completely show people in image
The head zone of object, the information for being communicated user's expectation can not be conveyed, and visual effect is poor, it is clear that not be able to satisfy
The expection of user's upload pictures.In addition, in some cases, the face of personage can not be shown by thumbnail, cause to watch
Other people of this thumbnail can not identify that the personage is whom, and then may cause the problem of social application interaction effect difference.
In consideration of it, present disclose provides a kind of reduced graph generating method, thumbnail generating apparatus and electronic equipment.
Fig. 3 diagrammatically illustrates the flow chart of reduced graph generating method according to an exemplary embodiment of the present disclosure.Ginseng
Fig. 3 is examined, the reduced graph generating method may comprise steps of:
S10. scaling is determined according to the size of picture and the size of thumbnail display area that are used to generate thumbnail；
S20. the picture for generating thumbnail is zoomed in and out according to the scaling, obtains size greater than institute
State the first thumbnail of the size of thumbnail display area；
S30. location information of the targeted object region in first thumbnail is determined；
S40. according to the size of the thumbnail display area and targeted object region in first thumbnail
Location information cuts first thumbnail, obtains the second thumbnail comprising the targeted object region.
In the reduced graph generating method of the illustrative embodiments of the disclosure, the displaying target in thumbnail may be implemented
The purpose of object avoids the problem that core information is not shown；On the other hand, image is uploaded due to showing to have in thumbnail
User it is expected the information that other users are known, therefore improves effective information efficiency of transmission, and other users can not need to carry out
It clicks thumbnail and then checks the nuisance operation of original image, the time is also saved while other users avoid nuisance operation；Again
On the one hand, the thumbnail of core information is lacked due to that will not generate, and hence it is also possible to improve satisfaction of the user to social application
Degree.
Next, each step of the reduced graph generating method of the illustrative embodiments to the disclosure is illustrated.
In step slo, it is determined according to the size of the size of the picture for generating thumbnail and thumbnail display area
Scaling.
In this example embodiment, the picture for generating thumbnail can be user by means of camera or be integrated with camera
Image obtained from the terminal of function is shot, in the illustrative embodiments of the disclosure, this is used to generate thumbnail
Picture can be the image comprising personage.It is to be understood, however, that can also be by the reduced graph generating method described in the disclosure
It is applied in the treatment process of scene image, game image, cartoon image, engineering image etc., it is right in this illustrative embodiment
This does not do particular determination.In addition, after the picture for generating thumbnail can also be the processing such as scaled, modification, editor, rendering
Picture, the disclosure do not do particular determination to the content of the picture for generating thumbnail and the treatment process lived through.
Thumbnail display area can be the region that user in application shows thumbnail.The application determined for one, breviary
The size of figure display area is known.
The first thumbnail is generated in order to zoom in and out to the picture for generating thumbnail, it is necessary first to be determined to for giving birth to
At the scaling of the picture of thumbnail.In the illustrative embodiments of the disclosure, scaling refers to that equal proportion scales；But it can also
To carry out the scaling of other modes according to size, the size of thumbnail display area of picture etc. for generating thumbnail, this
Also belong to the protection scope of the disclosure.In addition, since the picture for generating thumbnail is according to thumbnail display area
Size zooms in and out, that is to say, that can be according to the width or the high picture determined for generating thumbnail of thumbnail display area
Scaling.For example:
If the width of the thumbnail display area is greater than height, according to described for generating the width of the picture of thumbnail
Degree and the width of the thumbnail display area determine the scaling.It is with the thumbnail display area that width is greater than height
Example, if the width of thumbnail display area is A, is highly B, the width of the picture for generating thumbnail is C, is highly D, then
It can determine that the scaling of the picture for generating thumbnail be A/C, and then contracting after scaling for generating can be made
The width of the picture of sketch map is equal to the width of thumbnail display area.
If the width of the thumbnail display area is no more than height, according to described for generating the picture of thumbnail
The height of height and the thumbnail display area determines the scaling.It is not more than the thumbnail show area of height with width
For domain, if the width of thumbnail display area is A, is highly B, the width of the picture for generating thumbnail is C, is highly
D can then determine that the scaling of the picture for generating thumbnail be B/D, and then can be used to give birth to after scaling
It is equal to the height of thumbnail display area at the height of the picture of thumbnail.
In step S20, the picture for generating thumbnail is zoomed in and out according to the scaling, obtains ruler
First thumbnail of the very little size greater than the thumbnail display area.
By taking width is greater than the thumbnail display area of height as an example, according to scaling described in the above exemplary embodiments
After carrying out equal proportion scaling to the picture for generating thumbnail, width will be obtained equal to the thumbnail display area
First thumbnail of width.The height of first thumbnail can be greater than or no more than thumbnail display area height；For
The height of one thumbnail is not more than the case where height of thumbnail display area, and the first thumbnail can be completely contained in thumbnail
In display area, relevant treatment can refer to the prior art, and the disclosure will not be described further this.The disclosure is paid close attention to emphatically
Be the first thumbnail height be greater than thumbnail display area height the case where.
Similarly, by taking thumbnail display area of the width no more than height as an example, according to described in the above exemplary embodiments
After scaling carries out equal proportion scaling to the picture for generating thumbnail, height will be obtained and be equal to the thumbnail exhibition
Show the first thumbnail of the height in region.The width of first thumbnail can be greater than or no more than thumbnail display area width
Degree, for the first thumbnail width be not more than thumbnail display area width the case where, the first thumbnail can wrap completely
It is contained in thumbnail display area, relevant treatment can refer to the prior art, and the disclosure will not be described further this.This public affairs
Open be concerned with again the first thumbnail width be greater than thumbnail display area width the case where.
In addition, it should be noted that, in other exemplary embodiments, ratio is carried out etc. to the picture for generating thumbnail
After example scaling, the width for being also possible to the first thumbnail is greater than the width of thumbnail display area and the first thumbnail height is greater than
The height of thumbnail display area, this also belongs to the protection scope of the disclosure.
Fig. 4 is shown to be carried out to shown in Fig. 1 for generating the picture of thumbnail on the basis of the width of thumbnail display area
The schematic diagram of the first thumbnail is obtained after scaling.Figure 4, it is seen that the first thumbnail includes all elements in Fig. 1
Information is only the use on the basis of the width of the thumbnail display area 400 (to schematically show in the form of dotted line frame) to Fig. 1
Equal proportion scaling is carried out in the picture for generating thumbnail.
In step s 30, location information of the targeted object region in first thumbnail is determined.
In this example embodiment, when the picture for generating thumbnail is the image comprising personage, target object area
Domain can be the head zone of the personage, however, it is understood that targeted object region can also be personage except head zone
Except other positions.In addition, though the disclosure is illustrated by taking social application as an example, focuses on emphatically in virtual social and be easy
The head zone of identification, but the targeted object region in reduced graph generating method described in the disclosure can also include other letters
Breath, for example, targeted object region can also be the region etc. comprising flower in the scene recorded to plant.
In the illustrative embodiments of the disclosure, the image of shooting or pre-stored image can be uploaded to by user
Server, which can have image identification function, and target object area can be identified by image identification function
Location and range of the domain in the entire picture for generating thumbnail.For example, can be with the picture for generating thumbnail
One vertex (for example, top left corner apex) constructs seat as origin and by axis of two edges of the picture for generating thumbnail
Mark system, thus, it is possible to which targeted object region is characterized as specific coordinate points (central point of targeted object region) and region
Width value and height value.It then, can be according to the scaling described in the above exemplary embodiments to targeted object region
Location information carry out equal proportion scaling, determine location information of the target object in the first thumbnail.
In other exemplary embodiments of the disclosure, image recognition also can be directly used and determine the target object area
Location information of the domain in first thumbnail, this also belongs to the protection scope of the disclosure.
In addition, in the picture for generating thumbnail that the illustrative embodiments of the disclosure describe, there is only a targets
Subject area.The reduced graph generating method of the illustrative embodiments of the disclosure can also include judgement for generating contracting as a result,
The step of whether there is only a targeted object regions in the picture of sketch map, and judging the picture for generating thumbnail
In include multiple targeted object regions when, can using in the prior art generate thumbnail method to for generating thumbnail
Picture is cut out.
However, in other exemplary embodiments, the reduced graph generating method of the disclosure also can also include: more when existing
When becoming targeted object region, server can analyze different display effects, by best display effect pair in a region
The region answered is determined as targeted object region, in addition, user also can specify one of the multiple region as target object
Region.For example, being used to generate in the picture of thumbnail there are multiple personages, server can ensure to show people as much as possible
Select a head zone as targeted object region under the premise of object head zone, in addition, user also can choose a people
The head zone of object is as targeted object region.Particular determination is not done in this illustrative embodiment to this.
In step s 40, according to the size of the thumbnail display area and targeted object region in first contracting
Location information in sketch map cuts first thumbnail, obtains the second breviary comprising the targeted object region
Figure.
It, can be by crop box identical with the size of the thumbnail display area according to some embodiments of the present disclosure
The position that cuts that (for showing clipping region range) is applied to first thumbnail is cut；Cutting position may include
Make the three of the first thumbnail while with crop box three while be overlapped position.For example, in the thumbnail exhibition for being greater than height according to width
In the case where showing that region zooms in and out the picture for generating thumbnail, cutting position may include that crop box and first is made to contract
The upper end of sketch map or the position of lower end alignment, in this case, accordingly, crop box overlay area can be the first thumbnail
Upper part or end portion；For another example in the thumbnail display area according to width no more than height to for generating contracting
In the case that the picture of sketch map zooms in and out, cutting position may include the left end or rear end pair for making crop box and the second thumbnail
Neat position, in this case, accordingly, crop box overlay area can be left end portion or the right part of the first thumbnail
Point.According to other embodiment, cutting position may include the central point weight for making the central point and crop box of the first thumbnail
The position of conjunction.That is, in this case, crop box overlay area can be the middle section of the first thumbnail.In addition,
Cutting position can also be other positions in addition to above-mentioned position, for example, above-mentioned centered position be in end position
Between any position can be used as and cut position, particular determination is not done to this in this illustrative embodiment.
If the targeted object region is not in the crop box overlay area, according to the targeted object region
The position that location and range apply the crop box is adjusted.It is easily understood that judge targeted object region whether
It refers to judging the whole whether in crop box overlay area of targeted object region in crop box overlay area.Alternatively, at this
In other disclosed embodiments, a standard value can be preset, when area of the targeted object region in crop box overlay area
When reaching the standard value with the ratio of the gross area of targeted object region, i.e., it is believed that targeted object region is in the crop box area of coverage
In domain.For example, the standard value can be set as to 90%, 95%, 98% etc..
Judging targeted object region in the case where crop box overlay area, it can use the crop box and cut to obtain
Second thumbnail, and be applied in the display page of social application using the second thumbnail as the thumbnail generated.In this feelings
Under condition, the second thumbnail can be for example shown in Fig. 5.
It, can be according to the thumbnail display area when judging targeted object region not in crop box overlay area
Positional information calculation offset in first thumbnail of size and the targeted object region, further according to it is described partially
Shifting amount determines the position that is intercepted to first thumbnail, so from the position of the interception to first thumbnail into
Row interception, obtains the second thumbnail comprising the targeted object region.For example:
In the case where for example indicating the position of targeted object region with coordinate system, target object is determined in step s 30
Position of the central point in region in the picture for generating thumbnail can be expressed as (x, y), the width of targeted object region
It is expressed as w, is highly expressed as h.According to the scaling determined in step S10 to the location and range of above-mentioned targeted object region
It zooms in and out, location and range of the available targeted object region in the first thumbnail.For example, targeted object region at this time
Central point can be expressed as (x ', y ') in the position of the first thumbnail, and the width of targeted object region can be expressed as w ', height
It can be expressed as h '.Furthermore it is possible to be a by the width means of thumbnail display area, it is highly expressed as b.
It is illustrated for calculating the offset to the left for cutting position, offset can indicate at this time are as follows: (x '-a)+
(w'/2).In addition, being illustrated for calculating the amount of offsetting up for cutting position, offset can be indicated at this time are as follows: (y '-
b)+(h’/2)。
Next, can be deviated according to calculated offset to the cutting position that crop box is applied.With target pair
As region is illustrated for the right side of crop box overlay area, the cutting position that crop box can be applied is to right translation
The distance of (x '-a)+(w '/2), so that targeted object region can be shown in crop box overlay area.In addition, with target
Subject area is illustrated for the downside of crop box overlay area, the cutting position that crop box is applied can be translated downwards
The distance of (y '-b)+(h '/2), so that targeted object region can be shown in thumbnail display area.
In addition, for the sake of keeping thumbnail beautiful appropriate increase can be carried out to the distance of above-mentioned adjustment, this is also belonged to
Design of the invention.For example, in above scheme, it can be ensured that targeted object region is in the second thumbnail；But in order to make target
Subject area can be located at the middle position of the second thumbnail, can be according to the size of the thumbnail display area and described
Location information of the targeted object region in first thumbnail, is finely adjusted above-mentioned offset again, realizes target object
Region is shown centered in the thumbnail display area.
According to some embodiments of the present disclosure, above-mentioned offset effect can be realized by way of configuring margin attribute
Fruit is adjusted with the cutting position applied to crop box.But not limited to this, target object can also be made using other means
Region is shown in crop box overlay area, these belong to the protection scope of the disclosure.
Further, it is also possible to which Fig. 2 is interpreted as situation of the targeted object region not in the crop box overlay area.
At this point, deviating to the cutting position of crop box, being cut followed by the crop box by method described in step S40
To the second thumbnail, and then the available disclosure thumbnail to be generated, for example, the thumbnail is as shown in Figure 5.
The reduced graph generating method of the illustrative embodiments of the disclosure will be illustrated by taking character image as an example below.
With reference to Fig. 6, in step s 110, character image (for example, taking pictures certainly) can be uploaded to server by user.
In step S112, server can determine location and range of the head zone in character image.
In step S114, pantograph ratio can be determined according to the size of thumbnail display area and the size of character image
Example.
It in step S116, is zoomed in and out according to scaling to character image, to obtain the first contracting of character image
Sketch map.By taking width is greater than the thumbnail display area of height as an example, the width of character image after scaling can be made to be equal to thumbnail
The width of display area.
In step S118, location information of the head zone in first thumbnail is determined；For example, according to above-mentioned contracting
It puts ratio to zoom in and out the location and range of head zone in step S112, determines position of the head zone in the first thumbnail
It sets and range.
In the step s 120, crop box identical with thumbnail display area size can be applied to the first thumbnail
Default cuts position.It can be in the central point and the first thumbnail of thumbnail display area for example, the default cuts position
The position that heart point is overlapped.
It, can be according to the size and head zone of the thumbnail display area in the first thumbnail in step S122
In positional information calculation cut the offset of position.
In step S124, the first thumbnail is intercepted from the interception position after offset, is obtained comprising head zone
The second thumbnail.
According to method described in above-mentioned steps S110 to step S124, contracting can be generated for character image shown in FIG. 1
The thumbnail of sketch map, generation is as shown in Figure 5.Compared to the thumbnail as shown in Figure 2 that some technologies generate, the disclosure is utilized
The thumbnail that exemplary reduced graph generating method generates can show head zone completely, and image display effect is good, user couple
The satisfaction of social application gets a promotion, and facilitates other users only by that can recognize in the case where thumbnail
The dynamic of uploader.
Fig. 7 diagrammatically illustrates the effect of the social application of the reduced graph generating method of the illustrative embodiments of the disclosure
Figure.User can upload respectively multiple use disclosed method generate thumbnails, with realize sharing state, Information on Collection,
The effects of advertisement promotion.
Further, a kind of thumbnail generating apparatus is additionally provided in this example embodiment.
Fig. 8 diagrammatically illustrates the block diagram of the thumbnail generating apparatus of the illustrative embodiments of the disclosure.With reference to figure
8, thumbnail generating apparatus 1 according to an exemplary embodiment of the present disclosure may include scaling determining module 10, image
Zoom module 20, position determination module 30 and image cut module 40, in which:
Scaling determining module 10 can be used for being shown according to the size and thumbnail of the picture for generating thumbnail
The size in region determines scaling；
Image scaling module 20 can be used for carrying out the picture for generating thumbnail according to the scaling
Scaling obtains first thumbnail of the size greater than the size of the thumbnail display area；
Position determination module 30 is determined for location information of the targeted object region in first thumbnail；
Image cuts module 40, can be used for being existed according to the size and targeted object region of the thumbnail display area
Location information in first thumbnail cuts first thumbnail, obtains comprising the targeted object region
Second thumbnail.
According to an exemplary embodiment of the present disclosure, the basis is used to generate the size and thumbnail exhibition of the picture of thumbnail
Show that the size in region determines that scaling includes:
If the width of the thumbnail display area is greater than height, according to described for generating the width of the picture of thumbnail
Degree and the width of the thumbnail display area determine the scaling；
Described zoom in and out according to the scaling to the picture for generating thumbnail include:
Equal proportion scaling is carried out to the picture for generating thumbnail according to the scaling, width is obtained and is equal to
First thumbnail of the width of the thumbnail display area.
According to an exemplary embodiment of the present disclosure, the basis is used to generate the size and thumbnail exhibition of the picture of thumbnail
Show that the size in region determines that scaling includes:
If the width of the thumbnail display area is no more than height, according to described for generating the picture of thumbnail
The height of height and the thumbnail display area determines the scaling；
Described zoom in and out according to the scaling to the picture for generating thumbnail include:
Equal proportion scaling is carried out to the picture for generating thumbnail according to the scaling, height is obtained and is equal to
First thumbnail of the height of the thumbnail display area.
According to an exemplary embodiment of the present disclosure, position of the determining targeted object region in first thumbnail
Information includes:
Position letter of the targeted object region in the picture for generating thumbnail is determined using image recognition
Breath；
Equal proportion scaling is carried out according to location information of the scaling to the targeted object region, determines the mesh
Mark location information of the object in first thumbnail.
According to an exemplary embodiment of the present disclosure, position of the determining targeted object region in first thumbnail
Information includes:
Location information of the targeted object region in first thumbnail is determined using image recognition.
According to an exemplary embodiment of the present disclosure, described image cuts module 40 and includes:
Offset computation unit, for being existed according to the size and the targeted object region of the thumbnail display area
Positional information calculation offset in first thumbnail；
Position determination unit is cut, for determining the position intercepted to first thumbnail according to the offset
It sets；
Image cuts unit, for intercepting from the position of the interception to first thumbnail, obtains comprising institute
State the second thumbnail of targeted object region.
According to an exemplary embodiment of the present disclosure, the size and target object area according to the thumbnail display area
Positional information calculation offset of the domain in first thumbnail include:
According to the size and the targeted object region according to the thumbnail display area in first thumbnail
In location information determine offset of the targeted object region when the thumbnail display area is shown centered on.
According to an exemplary embodiment of the present disclosure, the picture for generating thumbnail is the image comprising personage, institute
State the head zone that targeted object region is the personage.
Since each functional module and the above method of the program analysis of running performance device of embodiment of the present invention are invented
It is identical in embodiment, therefore details are not described herein.
In an exemplary embodiment of the disclosure, a kind of computer readable storage medium is additionally provided, energy is stored thereon with
Enough realize the program product of this specification above method.In some possible embodiments, various aspects of the invention may be used also
In the form of being embodied as a kind of program product comprising program code, when described program product is run on the terminal device, institute
Program code is stated for executing the terminal device described in above-mentioned " illustrative methods " part of this specification according to this hair
The step of bright various illustrative embodiments.
Refering to what is shown in Fig. 9, describing the program product for realizing the above method of embodiment according to the present invention
700, can using portable compact disc read only memory (CD-ROM) and including program code, and can in terminal device,
Such as it is run on PC.However, program product of the invention is without being limited thereto, in this document, readable storage medium storing program for executing can be with
To be any include or the tangible medium of storage program, the program can be commanded execution system, device or device use or
It is in connection.
Described program product can be using any combination of one or more readable mediums.Readable medium can be readable letter
Number medium or readable storage medium storing program for executing.Readable storage medium storing program for executing for example can be but be not limited to electricity, magnetic, optical, electromagnetic, infrared ray or
System, device or the device of semiconductor, or any above combination.The more specific example of readable storage medium storing program for executing is (non exhaustive
List) include: electrical connection with one or more conducting wires, portable disc, hard disk, random access memory (RAM), read-only
Memory (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read only memory
(CD-ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
In carry readable program code.The data-signal of this propagation can take various forms, including but not limited to electromagnetic signal,
Optical signal or above-mentioned any appropriate combination.Readable signal medium can also be any readable Jie other than readable storage medium storing program for executing
Matter, the readable medium can send, propagate or transmit for by instruction execution system, device or device use or and its
The program of combined use.
The program code for including on readable medium can transmit with any suitable medium, including but not limited to wirelessly, have
Line, optical cable, RF etc. or above-mentioned any appropriate combination.
The program for executing operation of the present invention can be write with any combination of one or more programming languages
Code, described program design language include object oriented program language-Java, C++ etc., further include conventional
Procedural programming language-such as " C " language or similar programming language.Program code can be fully in user
It calculates and executes in equipment, partly executes on a user device, being executed as an independent software package, partially in user's calculating
Upper side point is executed on a remote computing or is executed in remote computing device or server completely.It is being related to far
Journey calculates in the situation of equipment, and remote computing device can pass through the network of any kind, including local area network (LAN) or wide area network
(WAN), it is connected to user calculating equipment, or, it may be connected to external computing device (such as utilize ISP
To be connected by internet).
In an exemplary embodiment of the disclosure, a kind of electronic equipment that can be realized the above method is additionally provided.
Person of ordinary skill in the field it is understood that various aspects of the invention can be implemented as system, method or
Program product.Therefore, various aspects of the invention can be embodied in the following forms, it may be assumed that complete hardware embodiment, complete
The embodiment combined in terms of full Software Implementation (including firmware, microcode etc.) or hardware and software, can unite here
Referred to as circuit, " module " or " system ".
The electronic equipment 800 of this embodiment according to the present invention is described referring to Figure 10.The electricity that Figure 10 is shown
Sub- equipment 800 is only an example, should not function to the embodiment of the present invention and use scope bring any restrictions.
As shown in Figure 10, electronic equipment 800 is showed in the form of universal computing device.The component of electronic equipment 800 can be with
Including but not limited to: at least one above-mentioned processing unit 810, at least one above-mentioned storage unit 820, the different system components of connection
The bus 830 of (including storage unit 820 and processing unit 810), display unit 840.
Wherein, the storage unit is stored with program code, and said program code can be held by the processing unit 810
Row, so that various according to the present invention described in the execution of the processing unit 810 above-mentioned " illustrative methods " part of this specification
The step of illustrative embodiments.For example, the processing unit 810 can execute as shown in Figure 3: step S10, according to
Scaling is determined in the size of picture and the size of thumbnail display area for generating thumbnail；Step S20, according to the contracting
It puts ratio to zoom in and out the picture for generating thumbnail, obtains the size that size is greater than the thumbnail display area
The first thumbnail；Step S30 determines location information of the targeted object region in first thumbnail；Step S40, root
According to location information of the size and targeted object region of the thumbnail display area in first thumbnail to described
First thumbnail is cut, and the second thumbnail comprising the targeted object region is obtained.
Storage unit 820 may include the readable medium of volatile memory cell form, such as Random Access Storage Unit
(RAM) 8201 and/or cache memory unit 8202, it can further include read-only memory unit (ROM) 8203.
Storage unit 820 can also include program/utility with one group of (at least one) program module 8205
8204, such program module 8205 includes but is not limited to: operating system, one or more application program, other program moulds
It may include the realization of network environment in block and program data, each of these examples or certain combination.
Bus 830 can be to indicate one of a few class bus structures or a variety of, including storage unit bus or storage
Cell controller, peripheral bus, graphics acceleration port, processing unit use any bus structures in a variety of bus structures
Local bus.
Electronic equipment 800 can also be with one or more external equipments 900 (such as keyboard, sensing equipment, bluetooth equipment
Deng) communication, can also be enabled a user to one or more equipment interact with the electronic equipment 800 communicate, and/or with make
Any equipment (such as the router, modulation /demodulation that the electronic equipment 800 can be communicated with one or more of the other calculating equipment
Device etc.) communication.This communication can be carried out by input/output (I/O) interface 850.Also, electronic equipment 800 can be with
By network adapter 860 and one or more network (such as local area network (LAN), wide area network (WAN) and/or public network,
Such as internet) communication.As shown, network adapter 860 is communicated by bus 830 with other modules of electronic equipment 800.
It should be understood that although not shown in the drawings, other hardware and/or software module can not used in conjunction with electronic equipment 800, including but not
Be limited to: microcode, device driver, redundant processing unit, external disk drive array, RAID system, tape drive and
Data backup storage system etc..
Through the above description of the embodiments, those skilled in the art is it can be readily appreciated that example described herein is implemented
Mode can also be realized by software realization in such a way that software is in conjunction with necessary hardware.Therefore, according to the disclosure
The technical solution of embodiment can be embodied in the form of software products, which can store non-volatile at one
Property storage medium (can be CD-ROM, USB flash disk, mobile hard disk etc.) in or network on, including some instructions are so that a calculating
Equipment (can be personal computer, server, terminal installation or network equipment etc.) is executed according to disclosure embodiment
Method.
In addition, above-mentioned attached drawing is only the schematic theory of processing included by method according to an exemplary embodiment of the present invention
It is bright, rather than limit purpose.It can be readily appreciated that the time that above-mentioned processing shown in the drawings did not indicated or limited these processing is suitable
Sequence.In addition, be also easy to understand, these processing, which can be, for example either synchronously or asynchronously to be executed in multiple modules.
It should be noted that although being referred to several modules or list for acting the equipment executed in the above detailed description
Member, but this division is not enforceable.In fact, according to embodiment of the present disclosure, it is above-described two or more
Module or the feature and function of unit can embody in a module or unit.Conversely, an above-described mould
The feature and function of block or unit can be to be embodied by multiple modules or unit with further division.
Those skilled in the art after considering the specification and implementing the invention disclosed here, will readily occur to its of the disclosure
His embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Adaptive change follow the general principles of this disclosure and including the undocumented common knowledge in the art of the disclosure or
Conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by claim
It points out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the attached claims.
Claims (14)
1. a kind of reduced graph generating method characterized by comprising
Scaling is determined according to the size of the size of the picture for generating thumbnail and thumbnail display area；
The picture for generating thumbnail is zoomed in and out according to the scaling, obtains size greater than the thumbnail
First thumbnail of the size of display area；
Determine location information of the targeted object region in first thumbnail；
According to the location information of the size of the thumbnail display area and targeted object region in first thumbnail
First thumbnail is cut, the second thumbnail comprising the targeted object region is obtained.
2. reduced graph generating method according to claim 1, which is characterized in that the basis is used to generate the figure of thumbnail
The size of piece and the size of thumbnail display area determine that scaling includes:
If the width of the thumbnail display area is greater than height, according to it is described for generate the width of the picture of thumbnail with
The width of the thumbnail display area determines the scaling；
If the width of the thumbnail display area is no more than height, according to described for generating the height of the picture of thumbnail
The scaling is determined with the height of the thumbnail display area.
3. reduced graph generating method according to claim 1 or 2, which is characterized in that described according to the scaling pair
The picture for generating thumbnail, which zooms in and out, includes:
Equal proportion scaling is carried out to the picture for generating thumbnail according to the scaling.
4. reduced graph generating method according to claim 1, which is characterized in that the determining targeted object region is described
Location information in first thumbnail includes:
Location information of the targeted object region in the picture for generating thumbnail is determined using image recognition；
Equal proportion scaling is carried out according to location information of the scaling to the targeted object region, determines the target pair
As the location information in first thumbnail.
5. reduced graph generating method according to claim 1, which is characterized in that the determining targeted object region is described
Location information in first thumbnail includes:
Location information of the targeted object region in first thumbnail is determined using image recognition.
6. reduced graph generating method according to claim 4 or 5, which is characterized in that described to be shown according to the thumbnail
Location information of the size and targeted object region in region in first thumbnail cuts out first thumbnail
It takes, obtaining the second thumbnail comprising the targeted object region includes:
According to the position of the size of the thumbnail display area and the targeted object region in first thumbnail
Information calculates offset；
The position intercepted to first thumbnail is determined according to the offset；
First thumbnail is intercepted from the position of the interception, obtains the second contracting comprising the targeted object region
Sketch map.
7. reduced graph generating method according to claim 6, which is characterized in that described according to the thumbnail display area
The positional information calculation offset of size and targeted object region in first thumbnail includes:
According to the size and the targeted object region according to the thumbnail display area in first thumbnail
Location information determines offset of the targeted object region when the thumbnail display area is shown centered on.
8. a kind of thumbnail generating apparatus characterized by comprising
Scaling determining module, for according to the size of the picture for generating thumbnail and the size of thumbnail display area
Determine scaling；
Image scaling module is obtained for zooming in and out according to the scaling to the picture for generating thumbnail
Size is greater than the first thumbnail of the size of the thumbnail display area；
Position determination module, for determining location information of the targeted object region in first thumbnail；
Image cuts module, for the size and targeted object region according to the thumbnail display area in first contracting
Location information in sketch map cuts first thumbnail, obtains the second breviary comprising the targeted object region
Figure.
9. thumbnail generating apparatus according to claim 8, which is characterized in that the determining targeted object region is described
Location information in first thumbnail includes:
Location information of the targeted object region in the picture for generating thumbnail is determined using image recognition；
Equal proportion scaling is carried out according to location information of the scaling to the targeted object region, determines the target pair
As the location information in first thumbnail.
10. thumbnail generating apparatus according to claim 8, which is characterized in that the determining targeted object region is in institute
The location information stated in the first thumbnail includes:
Location information of the targeted object region in first thumbnail is determined using image recognition.
11. thumbnail generating apparatus according to claim 9 or 10, which is characterized in that described image cuts module and includes:
Offset computation unit, for the size and the targeted object region according to the thumbnail display area described
Positional information calculation offset in first thumbnail；
Position determination unit is cut, for determining the position intercepted to first thumbnail according to the offset；
Image cuts unit, for intercepting from the position of the interception to first thumbnail, obtains comprising the mesh
Mark the second thumbnail of subject area.
12. thumbnail generating apparatus according to claim 11, which is characterized in that described according to the thumbnail display area
Positional information calculation offset in first thumbnail of size and targeted object region include:
According to the size and the targeted object region according to the thumbnail display area in first thumbnail
Location information determines offset of the targeted object region when the thumbnail display area is shown centered on.
13. a kind of storage medium, is stored thereon with computer program, which is characterized in that the computer program is held by processor
Reduced graph generating method described in any one of claims 1 to 7 is realized when row.
14. a kind of electronic equipment characterized by comprising
Processor；And
Memory, for storing the executable instruction of the processor；
Wherein, the processor is configured to come described in any one of perform claim requirement 1 to 7 via the execution executable instruction
Reduced graph generating method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710939863.9A CN109947972A (en) | 2017-10-11 | 2017-10-11 | Reduced graph generating method and device, electronic equipment, storage medium |
| PCT/CN2018/109362 WO2019072149A1 (en) | 2017-10-11 | 2018-10-08 | Thumbnail generation method and apparatus, electronic device, and storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710939863.9A CN109947972A (en) | 2017-10-11 | 2017-10-11 | Reduced graph generating method and device, electronic equipment, storage medium |
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| CN109947972A true CN109947972A (en) | 2019-06-28 |
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| CN201710939863.9A Pending CN109947972A (en) | 2017-10-11 | 2017-10-11 | Reduced graph generating method and device, electronic equipment, storage medium |
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| CN110660115A (en) * | 2019-08-20 | 2020-01-07 | 海南车智易通信息技术有限公司 | Method, device and system for generating advertisement picture |
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| WO2019072149A1 (en) | 2019-04-18 |
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