CN105516590B - A kind of image processing method and device - Google Patents
A kind of image processing method and device Download PDFInfo
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- CN105516590B CN105516590B CN201510916329.7A CN201510916329A CN105516590B CN 105516590 B CN105516590 B CN 105516590B CN 201510916329 A CN201510916329 A CN 201510916329A CN 105516590 B CN105516590 B CN 105516590B
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- Prior art keywords
- text information
- focusing area
- picture
- shooting
- scanning
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/60—Type of objects
- G06V20/62—Text, e.g. of license plates, overlay texts or captions on TV images
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/62—Control of parameters via user interfaces
Abstract
The embodiment of the invention discloses a kind of image processing method and devices；The embodiment of the present invention passes through the focusing area for determining terminal shooting, and shot according to determining focusing area, to obtain corresponding picture, when judging that the focusing area includes text information, the text information in the focusing area is extracted, by the text information with default document format output；When the program can make terminal carry out shooting acquisition picture to scenery, text information included in the picture is extracted, makes user that can carry out editing and processing to the text information.
Description
Technical field
The invention belongs to field of terminal technology more particularly to a kind of image processing methods and device.
Background technique
With the development of intelligent terminal, the basic application for imaging and taking pictures as intelligent terminal, its pixel and effect
Promotion is also increasingly liked and is paid attention to by people.
In the prior art, when user needs to obtain the text information in such as paper document, then it will use the bat of terminal
Camera shooting function carries out shooting to the paper document and forms photo, to obtain text information therein.But this mode is also user
Many inconvenience are brought, for example, can only incite somebody to action when user needs the text information in the paper document being sent to the other user
Photo containing the text information is sent to the other user, and can not directly transmit the text information.
From the foregoing, it will be observed that existing terminal can not extract text information included in picture.
Summary of the invention
The present invention provides a kind of image processing method and devices, and can solve terminal can not extract included in picture
The technical issues of text information.
The embodiment of the invention provides a kind of image processing methods, comprising:
Determine the focusing area of terminal shooting；
It is shot according to determining focusing area, to obtain corresponding picture；And
When the focusing area includes text information, the text information in the focusing area is extracted.
In an embodiment of the present invention, the step of focusing area of the determining terminal shooting specifically includes:
Text information scanning is carried out to preview image, to obtain scanning result；
The focusing area of the terminal shooting is determined according to the scanning result.
In an embodiment of the present invention, the preview image includes multiple images region；It is described that text is carried out to preview image
The step of word information scanning, specifically includes:
Text information scanning is carried out to described image region, to obtain scanning result；
The step of focusing area that the terminal shooting is determined according to the scanning result, specifically includes:
When the scanning result is that described image region includes text information, the terminal is determined according to the image-region
Focusing area to be captured.
In an embodiment of the present invention, after the step of text information extracted in the focusing area, the side
Method further include:
By the text information extracted with default document format output.
In an embodiment of the present invention, the method also includes:
When the focusing area does not include the text information, the picture is saved.
The embodiment of the invention provides a kind of picture processing units, comprising:
Focusing module, for determining the focusing area of terminal shooting；
Shooting module, for being shot according to determining focusing area, to obtain corresponding picture；And
Extraction module, for when the focusing area includes text information, extracting the text letter in the focusing area
Breath.
In an embodiment of the present invention, the Focusing module specifically includes:
Submodule is scanned, for carrying out text information scanning to preview image, to obtain scanning result；
Submodule is locked, for determining the focusing area of the terminal shooting according to the scanning result.
In an embodiment of the present invention, the preview image includes multiple images region；
The scanning submodule is specifically used for carrying out text information scanning to described image region, to obtain scanning result；
The locking submodule is specifically used for when the scanning result is that described image region includes text information, root
Terminal focusing area to be captured is determined according to the image-region.
In an embodiment of the present invention, described device further include:
Output module, after the text information in the focusing area is extracted for the extraction module, by what is extracted
Text information is with default document format output.
In an embodiment of the present invention, described device further include:
Memory module, for when the focusing area does not include the text information, the picture to be saved.
The embodiment of the invention provides a kind of image processing method and device, the image processing method of the embodiment of the present invention is first
The focusing area for first determining terminal shooting, is then shot according to determining focusing area, to obtain corresponding picture, works as institute
When stating focusing area comprising text information, the text information in the focusing area is extracted；The program solves terminal and can not mention
The problem of taking text information included in picture extracts the picture when terminal can be made to carry out shooting acquisition picture to scenery
Included in text information so that user can to the text information carry out editing and processing.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those skilled in the art, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram for image processing method that the embodiment of the present invention one provides；
Fig. 2 is a kind of flow diagram of image processing method provided by Embodiment 2 of the present invention；
Fig. 3 a is the structural schematic diagram for the first picture processing unit that the embodiment of the present invention three provides；
Fig. 3 b is the structural schematic diagram for second of picture processing unit that the embodiment of the present invention three provides；
Fig. 3 c is the structural schematic diagram for the third picture processing unit that the embodiment of the present invention three provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those skilled in the art's every other implementation obtained without creative efforts
Example, shall fall within the protection scope of the present invention.
The embodiment of the present invention provides a kind of image processing method and device, will be described in detail respectively below.
Embodiment one,
The present embodiment will be described from the angle of picture processing unit, which specifically can integrate at end
In the equipment such as end.
Referring to Fig. 1, Fig. 1 is the flow diagram for the image processing method that the embodiment of the present invention one provides.At the picture
Reason method may include:
Step 101, the focusing area of terminal shooting is determined.
Specifically, the shooting function for opening terminal needs the image shot in terminal display interface preview, and then determines and clap
The focusing area taken the photograph.
Wherein it is determined that there are many ways to shooting focusing area, such as terminal receive the touching instruction of user, which refers to
The touch screen preview interface for acting on terminal is enabled, terminal can determine shooting focus according to the touching instruction in preview interface,
Determine the range of corresponding focusing area further according to the shooting focus of selection, and the image within the scope of the sharpening focusing area.
In actual application, focusing area, the display side of the focusing area can be shown in terminal viewfinder window
There are many formulas, can be the form of graphical boxes or the form in translucent color region, which can be fixation
, it is also possible to adjustable, the present invention is not especially limited this；For adjustable focusing area range, focusing range can be set
Upper limit threshold and lower threshold, in threshold interval, terminal receives user and adjusts the instruction of focusing range and execute the instruction, with
Selected focusing area range.
For example, text information area is about 20mm*30mm, and focusing area default scoping in the preview image of terminal
It is 20mm*20mm, text information has part except focusing area at this time, then terminal can receive the focusing area range tune of user
Focusing area range can be adjusted to 20mm*30mm or other bigger models from 20mm*20mm by section instruction, the regulating command
It encloses, so that the text information can be fully displayed within the scope of focusing area.It should be noted that when text information range is super
Focusing range upper limit threshold is crossed, will be unable to that solely focusing area range is adjusted to more than upper limit threshold at this time, and can only be led to
Shooting distance is overregulated, while text information can be made all to be shown in focusing area range in conjunction with focusing area range is adjusted
It is interior.
Step 102, it is shot according to determining focusing area, to obtain corresponding picture.
Specifically, the shooting instruction for receiving user, it is corresponding to obtain according to determining focusing area and its focus effects
Picture.
Step 103, when focusing area includes text information, the text information in the focusing area is extracted.
Specifically, text information scanning is carried out to the focusing area in the picture, when determining to the focusing area in the picture
When domain includes text information, the text information in the focusing area is extracted；Wherein, the text information in the embodiment of the present invention is specific
It can be the information such as text, symbol, determine whether the focusing area in picture includes that the mode of text information has very much, can be obtained
The character features for taking the text information, by judging with the presence or absence of the text of corresponding character features in database, to determine that this is right
Whether burnt region includes text information.
Wherein, the mode for extracting the text information in the focusing area can be the mode of Text region, such as OCR
(Optical Character Recognition, optical character identification) can be believed the text in focusing area by scanning
Breath is pre-processed, such as binaryzation, noise remove, slant correction, and the text information is divided into one by Character segmentation
A character, to improve the efficiency of character recognition.
Preferably, feature extraction is carried out to the text information in the focusing area, by default in corresponding database
Characteristic information extracts corresponding text information, so that above-mentioned text information is in editable state.
From the foregoing, it will be observed that the image processing method of the present embodiment determines the focusing area of terminal shooting first, then according to really
Fixed focusing area is shot, and to obtain corresponding picture, when the focusing area includes text information, it is described right to extract
Text information in burnt region；The program solves the problems, such as that terminal can not extract text information included in picture, can be with
When terminal being made to carry out shooting acquisition picture to scenery, text information included in the picture is extracted, so that user can be to this article
Word information carries out editing and processing.
Embodiment two,
On the basis of one the method for embodiment, the present embodiment will be retouched from the angle further progress of picture processing unit
It states, which specifically can integrate in the equipment such as terminal.
Referring to Fig. 2, Fig. 2 is the flow diagram of image processing method provided by Embodiment 2 of the present invention.At the picture
Reason method may include:
Step 201, text information scanning is carried out to preview image, to obtain scanning result.
Specifically, the shooting function of terminal is opened, receives user to the adjustment instruction of viewfinder window, and in viewfinder window
Preview image carry out text information scanning.
Step 202, the focusing area of terminal shooting is determined according to scanning result.
Specifically, when scanning is to text information in the preview image, according to the text information in preview image
Position determines the position of the focusing area of shooting.
Wherein, which can follow in preview image depending on the overall profile of text information and arrangement mode；Than
It such as a first five-character quatrain, is arranged and is sorted with four rows four, font, size all use same format, then focusing area can be rectangular in one
The text information of the five-character quatrain is included or covered by frame or rectangular translucent color region, if removing a word of first trip
Symbol, then the focusing area can comprising or cover the character part remove.
Step 203, it is shot according to determining focusing area, to obtain corresponding picture.
Specifically, the shooting instruction for receiving user, it is corresponding to obtain according to determining focusing area and its focus effects
Picture.
Step 204, judge whether the focusing area in picture includes text information.
Specifically, text information scanning is carried out to the focusing area in the picture, to judge the focusing area in the picture
It whether include text information；
If so, thening follow the steps 205；
If it is not, thening follow the steps 207.
Wherein, judge whether the focusing area in picture includes that the mode of text information has very much, the available text
The character features of information whether there is the text for corresponding to character features by judging, be with the determining focusing area in database
No includes text information.
Step 205, when judging that the focusing area in picture includes text information, the text letter in focusing area is extracted
Breath.
Wherein, the mode for extracting the text information in the focusing area can be the mode of Text region, such as OCR
(Optical Character Recognition, optical character identification) can be believed the text in focusing area by scanning
Breath is pre-processed, such as binaryzation, noise remove, slant correction, and the text information is divided into one by Character segmentation
A character, to improve the efficiency of character recognition.
Preferably, feature extraction is carried out to the text information in the focusing area, by default in corresponding database
Characteristic information extracts corresponding text information, and stores.
Preferably, when text information in extracting the picture in focusing area, the picture can also be saved.
Step 206, by the text information extracted with default document format output.
Specifically, can by the text information extracted with file extent entitled " .doc ", " .txt ", " .pdf " and its
The document format of his type exports, to obtain editable document corresponding with the text information.
Step 207, when judging that the focusing area in picture does not include text information, which is saved.
Specifically, when judging that the focusing area in picture does not include text information, by the figure with the format of common photo
It is saved.
From the foregoing, it will be observed that the image processing method of the present embodiment by preview image carry out text information scanning, to obtain
Scanning result, according to scanning result determine terminal shooting focusing area, then shot according to determining focusing area, with
Corresponding picture is obtained, and then judges whether the focusing area in picture includes text information, when judging the focusing area in picture
When domain does not include text information, which is saved with the format of common photo, when judging that the focusing area in picture includes
When text information, the text information in focusing area is extracted, by the text information extracted with default document format output, to obtain
Obtain editable document corresponding with the text information；The program, which solves terminal, can not extract text information included in picture
The problem of, when terminal can be made to carry out shooting acquisition picture to scenery, the picture can be not only saved, the picture can also be extracted
Included in text information so that user can to the text information carry out editing and processing.
Embodiment three,
In order to better implement above scheme, the embodiment of the invention also provides a kind of picture processing unit, at the picture
Reason device can integrate in the terminal.
For example, the picture processing unit form can integrate in the form of hardware or software
Form be integrated in terminal.
As shown in Figure 3a, the present embodiment picture processing unit may include: Focusing module 301, shooting module 302 and mention
Modulus block 303；Wherein,
Focusing module 301, for determining the focusing area of terminal shooting.
Shooting module 302, the focusing area for being determined according to Focusing module 301 is shot, to obtain corresponding figure
Piece.
Extraction module 303, for extracting the text information in the focusing area when focusing area includes text information.
Preferably, with reference to Fig. 3 b, Focusing module 301 may include: scanning submodule 3011 and locking in the present embodiment
Submodule 3012；Wherein,
Submodule 3011 is scanned, for carrying out text information scanning to preview image, to obtain scanning result.
Submodule 3012 is locked, for determining the focusing area of terminal shooting according to scanning result.
Preferably, with reference to Fig. 3 c, on the basis of the picture processing unit of above-mentioned introduction, the present embodiment picture processing unit
It can also include: output module 304 and memory module 305；Wherein,
Output module 304, after the text information in focusing area is extracted for extraction module 303, the text that will extract
Word information is with default document format output.
Memory module 305, for when the focusing area in picture does not include text information, which to be saved.
From the foregoing, it will be observed that the picture processing unit of the present embodiment carries out text information to preview image by Focusing module 301
Scanning to obtain scanning result, and determines the focusing area that terminal is shot, subsequent 302 basis of shooting module according to scanning result
Determining focusing area is shot, and to obtain corresponding picture, and then determines whether the focusing area in picture includes text
Information, when the focusing area in picture does not include text information, memory module 305 carries out the figure with the format of common photo
It saves, when the focusing area in picture includes text information, extraction module 303 extracts the text information in focusing area, defeated
The text information that module 304 extracts extraction module 303 out is with default document format output, to obtain and the text information pair
The editable document answered；The program solves the problems, such as that terminal can not extract text information included in picture, can make end
When end carries out shooting acquisition picture to scenery, the picture can be not only saved, text included in the picture can also be extracted
Information, so that user can carry out editing and processing to the text information.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium may include: read-only memory (ROM, Read Only Memory), random access memory (RAM, RandomAccess
Memory), disk or CD etc..
It is provided for the embodiments of the invention a kind of image processing method above and device is described in detail, herein
Apply that a specific example illustrates the principle and implementation of the invention, the explanation of above example is only intended to help
Understand method and its core concept of the invention；Meanwhile for those skilled in the art, according to the thought of the present invention, having
There will be changes in body embodiment and application range, in conclusion the content of the present specification should not be construed as to the present invention
Limitation.
Claims (7)
1. a kind of image processing method characterized by comprising
Shooting focus is determined in preview interface according to the touching instruction of user, and is determined according to the shooting focus of selection corresponding
Focusing area；
It is shot according to determining focusing area, to obtain corresponding picture；And
When the focusing area includes text information, the text information in the focusing area is extracted；
By the text information extracted with default editable document format output；
When the focusing area does not include the text information, the picture is saved.
2. image processing method as described in claim 1, which is characterized in that the step of the focusing area of the determining terminal shooting
Suddenly it specifically includes:
Text information scanning is carried out to preview image, to obtain scanning result；
The focusing area of terminal shooting is determined according to the scanning result.
3. image processing method as claimed in claim 2, which is characterized in that the preview image includes multiple images region；
Described the step of carrying out text information scanning to preview image, specifically includes:
Text information scanning is carried out to described image region, to obtain scanning result；
The step of focusing area that the terminal shooting is determined according to the scanning result, specifically includes:
When the scanning result is that described image region includes text information, determine that the terminal waits clapping according to the image-region
The focusing area taken the photograph.
4. a kind of picture processing unit characterized by comprising
Focusing module determines shooting focus for the touching instruction according to user in preview interface, and according to the shooting of selection
Focus determines corresponding focusing area；
Shooting module, for being shot according to determining focusing area, to obtain corresponding picture；And extraction module, it uses
In when the focusing area includes text information, the text information in the focusing area is extracted；
Output module, after the text information in the focusing area is extracted for the extraction module, the text that will extract
Information is with default editable document format output；
Memory module, for when the focusing area does not include the text information, the picture to be saved.
5. picture processing unit as claimed in claim 4, which is characterized in that the Focusing module specifically includes:
Submodule is scanned, for carrying out text information scanning to preview image, to obtain scanning result；
Submodule is locked, for determining the focusing area of terminal shooting according to the scanning result.
6. picture processing unit as claimed in claim 5, which is characterized in that the preview image includes multiple images region；
The scanning submodule is specifically used for carrying out text information scanning to described image region, to obtain scanning result；
The locking submodule is specifically used for when the scanning result is that described image region includes text information, according to this
Image-region determines terminal focusing area to be captured.
7. a kind of computer readable storage medium is stored with the computer program for picture processing, wherein the computer
Program makes computer execute the method as described in claim 1.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105956555A (en) * | 2016-04-29 | 2016-09-21 | 广东小天才科技有限公司 | Title photographing and searching method and device |
| CN108171231A (en) * | 2016-12-07 | 2018-06-15 | 中兴通讯股份有限公司 | A kind of communication means and device based on image identification |
| CN107103312A (en) * | 2017-06-07 | 2017-08-29 | 深圳天珑无线科技有限公司 | A kind of image processing method and device |
| CN107317964A (en) * | 2017-06-27 | 2017-11-03 | 深圳市沃特沃德股份有限公司 | Focusing process method and apparatus |
| CN107870895A (en) * | 2017-11-15 | 2018-04-03 | 苏州三星电子电脑有限公司 | Mobile device document picture editing method and editing device |
| CN109218603A (en) * | 2018-06-14 | 2019-01-15 | 三星电子（中国）研发中心 | A kind of camera control method and device |
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| CN102364926A (en) * | 2011-10-21 | 2012-02-29 | 镇江科大船苑计算机网络工程有限公司 | Android-based intelligent information conversion method |
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| JP3307075B2 (en) * | 1994-04-06 | 2002-07-24 | キヤノン株式会社 | Imaging equipment |
| JP4093790B2 (en) * | 2002-04-16 | 2008-06-04 | 富士通株式会社 | Imaging device |
| KR100772581B1 (en) * | 2006-06-20 | 2007-11-02 | 삼성전자주식회사 | Dictionary report providing apparatus having camera part and providing method thereof |
| CN104850849A (en) * | 2015-04-27 | 2015-08-19 | 小米科技有限责任公司 | Method, device and terminal for sending character |
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| CN102364926A (en) * | 2011-10-21 | 2012-02-29 | 镇江科大船苑计算机网络工程有限公司 | Android-based intelligent information conversion method |
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