CN108153820A - Image search method and device - Google Patents
Image search method and device Download PDFInfo
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- CN108153820A CN108153820A CN201711259592.9A CN201711259592A CN108153820A CN 108153820 A CN108153820 A CN 108153820A CN 201711259592 A CN201711259592 A CN 201711259592A CN 108153820 A CN108153820 A CN 108153820A
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- candidate image
- image
- key message
- exif
- target
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/5866—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using information manually generated, e.g. tags, keywords, comments, manually generated location and time information
Abstract
An embodiment of the present invention provides a kind of image search method and device, this method includes：The retrieval request to target image is received, the retrieval request includes the target critical information of target image；The Exif annotation informations of each candidate image are extracted, the Exif annotation informations include the key message of candidate image；According to the retrieval request, retrieval and the target candidate image of the target critical information matches in the Exif annotation informations of each candidate image；The target candidate image is determined as the target image and is exported.The present invention can simplify retrieval flow step when retrieving image, promote recall precision, and improve the retrieval accuracy of image.
Description
Technical field
The present invention relates to technical field of image processing, more particularly to a kind of image search method and device.
Background technology
With popularizing for mobile terminal, also become more and more important during we live using the photo of mobile terminal shooting
Part.When having the image of magnanimity in mobile terminal (for example, mobile phone), we usually in order to look for it is being shot in some time,
The photo of someone shot in some place or shooting, and need to take a long time in the magnanimity photo of photograph album
It is retrieved.
For this purpose, the prior art is done and red proposes two kinds of image file retrieval modes：A kind of is the figure based on image file name
It is another then be the image file retrieval mode based on recognition of face as document retrieval mode.
Wherein, for the image file retrieval mode based on image file name, in specific application, mainly according to image
Filename retrieves required image file in numerous image files, still, information involved by image file name (such as when
Between) relatively simple and information content is less, the accuracy of retrieval is than relatively low.And another image file retrieval based on recognition of face
Mode is then to be classified as one kind by being extracted to face characteristic in image, and by the similar or identical image of face characteristic, with
Different facial images are classified and are shown, but this image file retrieval mode based on recognition of face works in identifying processing
Amount is big, and flow is complicated, and the quantity for the candidate image being related to is more, so as to which recall precision can be caused relatively low.
Therefore, still high without recall precision and high retrieval accuracy image retrieval scheme in the prior art.
Invention content
The present invention provides a kind of image search method and device, with solve it is still high without recall precision in the prior art and
The problem of retrieval accuracy high image retrieval scheme.
To solve the above-mentioned problems, according to an aspect of the present invention, the invention discloses a kind of image search method, packets
It includes：
The retrieval request to target image is received, the retrieval request includes the target critical information of target image；
The Exif annotation informations of each candidate image are extracted, the Exif annotation informations include the crucial letter of candidate image
Breath；
According to the retrieval request, retrieval and the target critical information in the Exif annotation informations of each candidate image
Matched target candidate image；
The target candidate image is determined as the target image and is exported.
According to another aspect of the present invention, the invention also discloses a kind of image retrieving apparatus, including：
Receiving module, for receiving the retrieval request to target image, the retrieval request includes the target of target image
Key message；
Extraction module, for extracting the Exif annotation informations of each candidate image, the Exif annotation informations include candidate
The key message of image；
Module is retrieved, for according to the retrieval request, retrieval and institute in the Exif annotation informations of each candidate image
State the target candidate image of target critical information matches；
Output module, for the target candidate image to be determined as the target image and is exported.
Compared with prior art, the present invention includes advantages below：
In this way, the key of the invention by setting the candidate image in the Exif annotation informations of candidate image to be retrieved
Information, and in candidate image during the retrieval of progress target image, it is possible to it is retrieved according to the key message in candidate image
The target candidate image to match with the key message of target image.Since key message is directly present in Exif annotation informations
In so that key message stores together with candidate image, then can simplify retrieval flow step in retrieval, promote retrieval effect
Rate；Also, due to the information that key message is each candidate image so that the key that each candidate image has oneself personalized
Information so that the retrieval accuracy of image is improved.
Description of the drawings
Fig. 1 is a kind of step flow chart of image search method embodiment of the present invention；
Fig. 2 is a kind of structure diagram of image retrieving apparatus embodiment of the present invention.
Specific embodiment
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
With reference to Fig. 1, show a kind of step flow chart of image search method embodiment of the present invention, can specifically include
Following steps：
Step 101, the retrieval request to target image is received, the target critical that the retrieval request includes target image is believed
Breath；
Wherein, the key message of image is the identity information of image itself, including：Image tag along sort (wherein, according to
The difference of classifying rules, tag along sort with can include but is not limited to image taking, User Defined label, image file type
Etc.), the abstract of image, GPS etc..
Such as the image of magnanimity is stored in mobile terminal or client, then in order to retrieve one or more
Image file, the embodiment of the present invention can receive the retrieval request to target image.
Step 102, Exif (Exchangeable Image File, the commutative image text of each candidate image are extracted
Part) annotation information, the Exif annotation informations include the key message of candidate image；
Wherein, the large nuber of images to be retrieved that mobile terminal or client are stored is exactly candidate image here, wherein,
It is stored with the key message of the candidate image in the Exif annotation informations of each candidate image, and key message is specifically defined
The elaboration in step 101 is please referred to, which is not described herein again.
Step 103, according to the retrieval request, retrieval and the target in the Exif annotation informations of each candidate image
The target candidate image of key information match；
Wherein it is possible to retrieval and the target critical information in retrieval request in the Exif annotation informations of each candidate image
The target candidate image to match.
Wherein, which can be one or more, wherein, when there are the key messages of multiple candidate images
During the situation of overlapping, it is possible to store the situation of multiple target candidate images.
Step 104, the target candidate image is determined as the target image and exported.
Wherein, the target candidate image retrieved is requested target image in retrieval request, and by the target figure
As output displaying.
In this way, the key of the invention by setting the candidate image in the Exif annotation informations of candidate image to be retrieved
Information, and in candidate image during the retrieval of progress target image, it is possible to it is retrieved according to the key message in candidate image
The target candidate image to match with the key message of target image.Since key message is directly present in Exif annotation informations
In so that key message stores together with candidate image, then can simplify retrieval flow step in retrieval, promote retrieval effect
Rate；Also, due to the information that key message is each candidate image so that the key that each candidate image has oneself personalized
Information so that the retrieval accuracy of image is improved.
Optionally, before step 101, the pass for pre-setting candidate image is further included according to the method for the embodiment of the present invention
The step of key information, specifically includes：
S201 obtains the key message of candidate image；
Wherein, in one embodiment, it when performing S201, can be accomplished by the following way：
Mode 1：Receive the key message that user sets the candidate image；
That is, user can be according to oneself understanding to picture material, and the key message of candidate image is set, such as the pass
Key information can include tag along sort (such as tourism, cuisines, movement etc. for image classification label, can by taking tourism as an example
With by each photo addition " tourism " label shot in travelling and further add " tourist destination " label), content plucks
Will (such as the customized content of the scene expressed by image, the mood expressed by image, person names in image etc. is plucked
Will) etc.；
Wherein, key message set by user be not limited to it is above-mentioned enumerate, can also include user according to picture material
Understanding and any types vocabulary that defines, the present invention is to this and is not particularly limited.
Mode 2：The attribute information of the candidate image is scanned to obtain key message.
Specifically, the attribute information of known technology scanning candidate image may be used, it is part or all of by what is scanned
Key message of the attribute information as the candidate image.
Wherein, attribute information can at least include：Image file name, aperture, shutter, white balance during image taking,
ISO, focal length, date-time etc., the brand of capture apparatus, model, color coding, the sound and the GPS whole world that when shooting records
Alignment system data etc..
Wherein, the key message scanned is not limited to the above-mentioned attribute information enumerated, and the present invention, which does not do this, to be had
Body limits.
Wherein, the key message of the candidate image obtained in S201 can include the pass that mode 1 and/or mode 2 are got
Key information.
In this way, the embodiment of the present invention can enable the key message of candidate image anticipate with user to the understanding of picture material
Justice matches and/or matches with the attribute information of candidate image, in this way, when carrying out image retrieval according to key message, just
The retrieval rate of image is enabled to greatly improve.
S204 stores the key message into the Exif annotation informations of the candidate image.
Wherein, in one embodiment, it when performing S204, can be accomplished by the following way：
Pre-arranged code processing is carried out to the key message；
Key message after coded treatment is stored into the Exif annotation informations of the candidate image.
Specifically, since the above-mentioned key message got is textual form, and the information in Exif annotation informations
Therefore the storage format for then having its special, needs exist for each key message got carrying out pre-arranged code processing (its
In, pre-arranged code treated the form of data matches with the data memory format of Exif annotation informations), finally, it will encode
Treated, and key message is stored into the Exif annotation informations of corresponding candidate image.
Wherein, the embodiment of the present invention, can not by storing key message into the Exif annotation informations of candidate image
Additional device memory is occupied, and is directly stored together with Exif annotation informations.
Correspondingly, it in one embodiment, when performing step 103, can be accomplished by the following way：
The Exif annotation informations of each candidate image of extraction are parsed, obtain each candidate image passes through coding
Treated key message；
Wherein, it is parsed by the Exif annotation informations to candidate image, the pass after coding can be intercepted from annotation information
Key information.
Default decoding process is carried out to the key message after coded treatment of each candidate image, obtains each candidate
The key message of image；
Wherein, which can note key message from Exif is met corresponding to the processing of above-mentioned pre-arranged code
The data memory format for releasing information is converted to text formatting.
According to the retrieval request, retrieval and the target critical information matches in the key message of each candidate image
Target candidate image.
Wherein it is possible to by the magnanimity candidate image of the target critical information in retrieval request and mobile terminal or client
Key message is matched respectively, wherein, the information involved in target critical information and key message can be a kind of or more
Kind, therefore, in matching, as long as there is identical Partial key information, it is possible to which the candidate image that will match to is determined as target
Candidate image.
Such as target critical information includes information 1, information 2；The key message of candidate image 1 includes information 1, information 3；It waits
The key message of image 2 is selected to include information 2, information 3；The key message of candidate image 3 includes information 4, information 5；So pass through
Matching is it is found that candidate image 1 and candidate image 2 have Partial key information and target critical information matches, therefore, candidate image
1 and candidate image 2 all to retrieve target candidate image.
Optionally, in one embodiment, it before S204 is performed, can also wrap according to the method for the embodiment of the present invention
It includes：
S202, judges whether the candidate image has Exif attributes；
Wherein, the candidate image in mobile terminal or client is not that the form of each candidate image supports Exif to belong to
Property, and the method for the embodiment of the present invention needs to store the key message of image into Exif annotation informations, therefore described in judgement
Whether the form of candidate image supports Exif attributes.
If it is not, the file format of the candidate image, is converted to the file destination for supporting the Exif attributes by then S203
Form.
If that the form of candidate image does not support Exif attributes, then need to be converted to the file format of candidate image
Support the destination file format (including but not limited to JPEG, TIFF, RIFF etc.) of the Exif attributes.
In this way, no matter whether candidate image to be retrieved has Exif annotation informations, the embodiment of the present invention can be advance
The format conversion that will not support the candidate image of Exif attributes is to support the destination file format of Exif attributes, so that each
Corresponding key message is all stored in the Exif annotation informations of candidate image, does not omit any one candidate image so that inspection
Rope accuracy improves.
Wherein, for increasing the candidate image of key message in above-described embodiment, candidate image in storage they
Image file name and image file extensions are all constant, that is, the storage of image can't be influenced by increasing key message, and
It, then can there are the changes of image file extensions for being converted to the candidate image of destination file format.
It should be noted that for embodiment of the method, in order to be briefly described, therefore it is all expressed as to a series of action group
It closes, but those skilled in the art should know, the embodiment of the present invention is not limited by described sequence of movement, because according to
According to the embodiment of the present invention, certain steps may be used other sequences or be carried out at the same time.Secondly, those skilled in the art also should
Know, embodiment described in this description belongs to preferred embodiment, and the involved action not necessarily present invention is implemented
Necessary to example.
It is corresponding with the method that the embodiments of the present invention are provided, with reference to Fig. 2, show a kind of image retrieval of the present invention
The structure diagram of device embodiment can specifically include following module：
Receiving module 21, for receiving the retrieval request to target image, the retrieval request includes the mesh of target image
Mark key message；
Extraction module 22, for extracting the Exif annotation informations of each candidate image, the Exif annotation informations include waiting
Select the key message of image；
Retrieve module 23, for according to the retrieval request, in the Exif annotation informations of each candidate image retrieval with
The target candidate image of the target critical information matches；
Output module 24, for the target candidate image to be determined as the target image and is exported.
Optionally, described device further includes：
Acquisition module, for obtaining the key message of candidate image；
Memory module, for storing the key message into the Exif annotation informations of the candidate image.
Optionally, the acquisition module includes：
Receiving submodule, for receiving the key message that user sets the candidate image；And/or
Submodule is scanned, for scanning the attribute information of the candidate image to obtain key message.
Optionally, described device further includes：
Judgment module, for judging whether the candidate image has Exif attributes；
Modular converter, if judging that the candidate image does not have Exif attributes for the judgment module, by the time
The file format of image is selected to be converted to the destination file format for supporting the Exif attributes.
Optionally, the memory module includes：
Encoding submodule, for carrying out pre-arranged code processing to the key message；
Sub-module stored, for storing the key message after coded treatment to the Exif annotation informations of the candidate image
In.
Optionally, the retrieval module 23 includes：
Analyzing sub-module, the Exif annotation informations for each candidate image to extraction parse, and obtain each wait
Select the key message after coded treatment of image；
Decoding sub-module is carried out for the key message after coded treatment to each candidate image at default decoding
Reason, obtains the key message of each candidate image；
Retrieve submodule, for according to the retrieval request, in the key message of each candidate image retrieval with it is described
The target candidate image of target critical information matches.
For device embodiment, since it is basicly similar to embodiment of the method, so description is fairly simple, it is related
Part illustrates referring to the part of embodiment of the method.
Each embodiment in this specification is described by the way of progressive, the highlights of each of the examples are with
The difference of other embodiment, just to refer each other for identical similar part between each embodiment.
It should be understood by those skilled in the art that, the embodiment of the embodiment of the present invention can be provided as method, apparatus or calculate
Machine program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine software and
The form of the embodiment of hardware aspect.Moreover, the embodiment of the present invention can be used one or more wherein include computer can
With in the computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, optical memory etc.) of program code
The form of the computer program product of implementation.
The embodiment of the present invention be with reference to according to the method for the embodiment of the present invention, terminal device (system) and computer program
The flowchart and/or the block diagram of product describes.It should be understood that flowchart and/or the block diagram can be realized by computer program instructions
In each flow and/or block and flowchart and/or the block diagram in flow and/or box combination.These can be provided
Computer program instructions are set to all-purpose computer, special purpose computer, Embedded Processor or other programmable data processing terminals
Standby processor is to generate a machine so that is held by the processor of computer or other programmable data processing terminal equipments
Capable instruction generation is used to implement in one flow of flow chart or multiple flows and/or one box of block diagram or multiple boxes
The device for the function of specifying.
These computer program instructions, which may also be stored in, can guide computer or other programmable data processing terminal equipments
In the computer-readable memory to work in a specific way so that the instruction being stored in the computer-readable memory generates packet
The manufacture of command device is included, which realizes in one flow of flow chart or multiple flows and/or one side of block diagram
The function of being specified in frame or multiple boxes.
These computer program instructions can be also loaded into computer or other programmable data processing terminal equipments so that
Series of operation steps are performed on computer or other programmable terminal equipments to generate computer implemented processing, thus
The instruction offer performed on computer or other programmable terminal equipments is used to implement in one flow of flow chart or multiple flows
And/or specified in one box of block diagram or multiple boxes function the step of.
Although the preferred embodiment of the embodiment of the present invention has been described, those skilled in the art once know base
This creative concept can then make these embodiments other change and modification.So appended claims are intended to be construed to
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant meaning
Covering non-exclusive inclusion, so that process, method, article or terminal device including a series of elements are not only wrapped
Those elements are included, but also including other elements that are not explicitly listed or are further included as this process, method, article
Or the element that terminal device is intrinsic.In the absence of more restrictions, it is wanted by what sentence "including a ..." limited
Element, it is not excluded that also there are other identical elements in the process including the element, method, article or terminal device.
Above to a kind of image search method provided by the present invention and a kind of image retrieving apparatus, detailed Jie has been carried out
It continues, specific case used herein is expounded the principle of the present invention and embodiment, and the explanation of above example is only
It is the method and its core concept for being used to help understand the present invention；Meanwhile for those of ordinary skill in the art, according to this hair
Bright thought, there will be changes in specific embodiments and applications, in conclusion the content of the present specification should not manage
It solves as limitation of the present invention.
Claims (12)
1. a kind of image search method, which is characterized in that including：
The retrieval request to target image is received, the retrieval request includes the target critical information of target image；
The Exif annotation informations of each candidate image are extracted, the Exif annotation informations include the key message of candidate image；
According to the retrieval request, retrieval and the target critical information matches in the Exif annotation informations of each candidate image
Target candidate image；
The target candidate image is determined as the target image and is exported.
2. according to the method described in claim 1, it is characterized in that, it is described reception to the retrieval request of target image before, institute
The method of stating further includes：
Obtain the key message of candidate image；
The key message is stored into the Exif annotation informations of the candidate image.
3. according to the method described in claim 2, it is characterized in that, it is described obtain candidate image key message, including：
Receive the key message that user sets the candidate image；And/or
The attribute information of the candidate image is scanned to obtain key message.
4. according to the method described in claim 2, it is characterized in that, described store the key message to the candidate image
Exif annotation informations in before, the method further includes：
Judge whether the candidate image has Exif attributes；
If it is not, the file format of the candidate image is then converted to the destination file format for supporting the Exif attributes.
5. according to the method described in claim 2, it is characterized in that, described store the key message to the candidate image
Exif annotation informations in, including：
Pre-arranged code processing is carried out to the key message；
Key message after coded treatment is stored into the Exif annotation informations of the candidate image.
6. according to the method described in claim 5, it is characterized in that, described according to the retrieval request, in each candidate image
Exif annotation informations in retrieval and the target candidate images of the target critical information matches, including：
The Exif annotation informations of each candidate image of extraction are parsed, obtain each candidate image passes through coded treatment
Key message afterwards；
Default decoding process is carried out to the key message after coded treatment of each candidate image, obtains each candidate image
Key message；
According to the retrieval request, retrieval and the mesh of the target critical information matches in the key message of each candidate image
Mark candidate image.
7. a kind of image retrieving apparatus, which is characterized in that including：
Receiving module, for receiving the retrieval request to target image, the retrieval request includes the target critical of target image
Information；
Extraction module, for extracting the Exif annotation informations of each candidate image, the Exif annotation informations include candidate image
Key message；
Module is retrieved, for according to the retrieval request, being retrieved and the mesh in the Exif annotation informations of each candidate image
Mark the target candidate image of key information match；
Output module, for the target candidate image to be determined as the target image and is exported.
8. device according to claim 7, which is characterized in that described device further includes：
Acquisition module, for obtaining the key message of candidate image；
Memory module, for storing the key message into the Exif annotation informations of the candidate image.
9. device according to claim 8, which is characterized in that the acquisition module includes：
Receiving submodule, for receiving the key message that user sets the candidate image；And/or scanning submodule, it is used for
The attribute information of the candidate image is scanned to obtain key message.
10. device according to claim 8, which is characterized in that described device further includes：
Judgment module, for judging whether the candidate image has Exif attributes；
Modular converter, if judging that the candidate image does not have Exif attributes for the judgment module, by the candidate figure
The file format of picture is converted to the destination file format for supporting the Exif attributes.
11. device according to claim 8, which is characterized in that the memory module includes：
Encoding submodule, for carrying out pre-arranged code processing to the key message；
Sub-module stored, for storing the key message after coded treatment into the Exif annotation informations of the candidate image.
12. according to the devices described in claim 11, which is characterized in that the retrieval module includes：
Analyzing sub-module, the Exif annotation informations for each candidate image to extraction parse, and obtain each candidate figure
The key message after coded treatment of picture；
Decoding sub-module carries out default decoding process for the key message after coded treatment to each candidate image,
Obtain the key message of each candidate image；
Submodule is retrieved, for according to the retrieval request, being retrieved and the target in the key message of each candidate image
The target candidate image of key information match.
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| US20110317885A1 (en) * | 2009-03-11 | 2011-12-29 | Hong Kong Baptist University | Automatic and Semi-automatic Image Classification, Annotation and Tagging Through the Use of Image Acquisition Parameters and Metadata |
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| CN105825083A (en) * | 2016-03-18 | 2016-08-03 | 北京花生科技有限责任公司 | Picture copyright protecting method and recognizing method and related method and system |
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| CN101465936A (en) * | 2007-12-20 | 2009-06-24 | 鸿富锦精密工业（深圳）有限公司 | Photographic arrangement and method for extracting and processing image thereof |
| US20110317885A1 (en) * | 2009-03-11 | 2011-12-29 | Hong Kong Baptist University | Automatic and Semi-automatic Image Classification, Annotation and Tagging Through the Use of Image Acquisition Parameters and Metadata |
| CN105743771A (en) * | 2016-01-22 | 2016-07-06 | 胡月鹏 | Photo sharing method, photo sharing device and electronic equipment |
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