CN104598902A - Method and device for identifying screenshot and browser - Google Patents
Method and device for identifying screenshot and browser Download PDFInfo
- Publication number
- CN104598902A CN104598902A CN201510047879.XA CN201510047879A CN104598902A CN 104598902 A CN104598902 A CN 104598902A CN 201510047879 A CN201510047879 A CN 201510047879A CN 104598902 A CN104598902 A CN 104598902A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/26—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion
- G06V10/267—Segmentation of patterns in the image field; Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques; Detection of occlusion by performing operations on regions, e.g. growing, shrinking or watersheds
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/95—Retrieval from the web
- G06F16/951—Indexing; Web crawling techniques
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V30/00—Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
- G06V30/10—Character recognition
- G06V30/28—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet
- G06V30/287—Character recognition specially adapted to the type of the alphabet, e.g. Latin alphabet of Kanji, Hiragana or Katakana characters
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Character Input (AREA)
- Character Discrimination (AREA)
Abstract
The invention provides a method and a device for identifying a screenshot and a browser. The method comprises the following steps: responding a screenshot identifying request to obtain a screenshot region of the identifying request; generating a canvas image according to the screenshot region; converting the generated canvas image into an image with a first coded format image and uploading the image to a server; and receiving a character in a second coded format image which is identified and determined by an optical character, which is returned by the server, wherein the second coded format image is obtained by reversely coding the first coded format image. With the adoption of the method, the device and the browser, a user can conveniently obtain the character content of a plurality of different screenshots.
Description
Technical field
The present invention relates to image processing field, specifically, relating to a kind of method, device and browser for identifying sectional drawing.
Background technology
In web page browsing process, the word that often can run in some webpage cannot copy, or word is in image or video and cannot by Word Input out.Such as, under the sight checking the open class video in network, record or take notes to the word content in open class video, needing the lteral data content that the manual recorded video page shows, the efficiency of data acquisition is very low.
Summary of the invention
For solving the problems of the technologies described above, the invention provides the method for identifying sectional drawing, device and browser, by the image of screenshot area is carried out transcoding process and optical character identification, word in any screenshot area of identifiable design, substantially increase and obtain lteral data efficiency from sectional drawing, facilitate user to obtain word content from any webpage.
According to the first aspect of embodiment of the present invention, provide a kind of method for identifying sectional drawing, the method can comprise:
Response sectional drawing identification request, obtains the described screenshot area identifying request;
Generate canvas image according to described screenshot area, and upload onto the server after the canvas image of generation is converted to the first coded format image;
Word in the second coded format image determined by optical character identification receiving that described server returns, wherein the second coded format image is obtained by described first coded format image Gray code.
In certain embodiments of the present invention, described first coded format can comprise base64 coding.
In certain embodiments of the present invention, what described screenshot area can comprise in web page area, video area, PowerPoint PPT is one or more.
In certain embodiments of the present invention, described screenshot area can comprise screen area, visible page region or complete page area.
According to the second aspect of embodiment of the present invention, provide a kind of device for identifying sectional drawing, this device can comprise:
Acquisition module, for responding sectional drawing identification request, obtains the described screenshot area identifying request;
Processing module, for generating canvas image according to described screenshot area, and uploads onto the server after the canvas image of generation is converted to the first coded format image;
Receiver module, for receive that described server returns the second coded format image determined by optical character identification in word, wherein the second coded format image is obtained by described first coded format image Gray code.
In certain embodiments of the present invention, described first coded format can comprise base64 coding.
In certain embodiments of the present invention, what described screenshot area can comprise in web page area, video area, PowerPoint PPT is one or more.
In certain embodiments of the present invention, described screenshot area can comprise screen area, visible page region or complete page area.
According to the third aspect of embodiment of the present invention, provide a kind of browser, this browser comprises one of above-mentioned device.
Embodiment of the present invention provide for identifying screenshot method, device and browser, carry out transcoding by cavans image screenshot area formed and the image after conversion is identified corresponding word content by optical character identification OCR, can to such as web page area, video area, the screen area of PowerPoint PPT and so on, word in visible page or the complete page identifies, extend kind and the form of sectional drawing Text region, substantially improve the efficiency obtaining lteral data from sectional drawing, user is facilitated to obtain word content from various different sectional drawing.
Accompanying drawing explanation
Fig. 1 simplified schematic illustration is according to the schematic flow sheet of the method for identifying sectional drawing of one embodiment of the present invention;
Fig. 2 illustrates the sectional drawing icon page schematic diagram according to one embodiment of the present invention;
Fig. 3 illustrates the structural representation of the device for identifying sectional drawing according to one embodiment of the present invention;
Fig. 4 illustrates and chooses page schematic diagram according to the sectional drawing of one embodiment of the present invention;
Fig. 5 illustrates the sectional drawing page schematic diagram according to one embodiment of the present invention.
Embodiment
For making the object of embodiments of the invention, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the present invention is described in further detail.
See Fig. 1, Fig. 1 simplified schematic illustration according to the schematic flow sheet of the method for identifying sectional drawing of one embodiment of the present invention, the method can comprise the steps:
S101, response sectional drawing identification request, obtains the screenshot area of this identification request;
S102, generates canvas image according to screenshot area, and uploads onto the server after the canvas image of generation is converted to the first coded format image;
S103, the word in the second coded format image determined by optical character identification that reception server returns, wherein, the second coded format image is obtained by the first coded format image Gray code.
In embodiments of the present invention, for identifying that the method for sectional drawing can comprise step S101, response sectional drawing identification request, obtains the screenshot area of this identification request.Such as, sectional drawing identification request can be sent by the form of clickable icon, after clickable icon, can select the screenshot area needing to identify.Need for different application, screenshot area can comprise the image of multiple different-format, such as, intercepts region and can comprise web page area, video area, PowerPoint PPT, and can only by downloading the document etc. that could obtain.Such as, and intercepting region also can need to choose different forms according to application, and, screenshot area can comprise screen area, visible page region or complete page area.Such as, the page as shown in Figure 2 can be provided to carry out sectional drawing identification selection for user.
Step S102 generates canvas image according to the screenshot area obtained in step S101, such as, the chrome.tabs.captureVisibleTab method in chrome extension api can be utilized to generate canvas image according to screenshot area.Then by canvas.toDataURL method, the canvas image of generation is converted to the first coded format image, and by the first coded format image uploading to server.Wherein, the first coded format can adopt base64.Server receives the image after base64 coding, and utilize base64 Gray code to generate portable network graphic (Portable Network Graphic on the server, PNG) image, then optical character is utilized to know (Optical Character Recognition, OCR) word in PNG image is identified, obtain the word content in PNG image.
Step S103, the word identified by OCR that reception server returns.Now, the word identified is editable state, and user freely can carry out editing operation to the word received, such as, can copy, stickup etc.Embodiment of the present invention carries out transcoding process by the canvas image formed by sectional drawing, generates OCR discernible picture format, can realize the Text region of various multi-form sectional drawing, and user can be facilitated to obtain word content in multiple sectional drawing.
Describing the method for identifying sectional drawing in conjunction with embodiment above, describing the device for identify sectional drawing corresponding with said method below in conjunction with embodiment.
Illustrate the structural representation of the device for identifying sectional drawing according to one embodiment of the present invention see Fig. 3, Fig. 3, this device 300 can comprise:
Acquisition module 301, for responding sectional drawing identification request, obtains the screenshot area of this identification request;
Processing module 302, for generating canvas image according to this screenshot area, and uploads onto the server after the canvas image of generation is converted to the first coded format image;
Receiver module 303, for the word in the second coded format image determined by optical character identification that reception server returns, wherein, the second coded format image is obtained by the first coded format image Gray code.
In embodiments of the present invention, device 300 can the form of plug-in unit be installed on browser.Device 300 can comprise acquisition module 301, processing module 302 and receiver module 303.
Acquisition module 301 can respond sectional drawing identification request, obtains the screenshot area of this identification request.Such as, sectional drawing identification request can be sent by the form of clickable icon, after clickable icon, can select the screenshot area needing to identify.Need for different application, screenshot area can comprise the image of different-format, such as, intercepts region and can comprise web page area, video area, PowerPoint PPT etc.Such as, and intercepting region also can need to choose different forms according to application, and, screenshot area can comprise screen area, visible page region or complete page area.
The screenshot area that processing module 302 can obtain according to acquisition module 301 generates canvas image, such as, the chrome.tabs.captureVisibleTab method in chrome extension api can be utilized to generate canvas image according to screenshot area.Then by canvas.toDataURL method, the canvas image of generation is converted to the first coded format image, and by the first coded format image uploading to server.Wherein, the first coded format can adopt base64.Server receives the image after base64 coding, and utilizes base64 Gray code to generate PNG image on the server, then utilizes optical character to know OCR and is identified by the word in PNG image, obtain the word content in PNG image.
Receiver module 303 can the word identified by OCR that returns of reception server.Now, the word identified is editable state, and user freely can carry out editing operation to the word received, such as, can copy, stickup etc.Embodiment of the present invention carries out transcoding process by the canvas image formed by sectional drawing, generates OCR discernible picture format, can realize the Text region of various multi-form sectional drawing, and user can be facilitated to obtain word content in multiple sectional drawing.
Embodiment of the present invention additionally provides a kind of browser, and this browser can comprise device 300.Device 300 can be deployed in browser with the form of plug-in unit.Such as, sectional drawing icon as shown in Figure 2 can be set on a web browser, send sectional drawing identification request by sectional drawing icon, select screenshot area as shown in Figure 4, after selected, obtain screenshot area as shown in Figure 5.After device 300 receives the word content of sectional drawing, show user in browser front end, user freely can edit the word content after identification.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode of software combined with hardware platform, can certainly all be implemented by hardware.Based on such understanding, what technical scheme of the present invention contributed to background technology can embody with the form of software product in whole or in part, this computer software product can be stored in storage medium, as ROM/RAM, magnetic disc, CD etc., comprising some instructions in order to make a computer equipment (can be personal computer, server, smart mobile phone or the network equipment etc.) perform the method described in some part of each embodiment of the present invention or embodiment.
The term used in instructions of the present invention and wording, just to illustrating, are not meaned and are formed restriction.It will be appreciated by those skilled in the art that under the prerequisite of the ultimate principle not departing from disclosed embodiment, can various change be carried out to each details in above-mentioned embodiment.Therefore, scope of the present invention is only determined by claim, and in the claims, except as otherwise noted, all terms should be understood by the most wide in range rational meaning.
Claims (9)
1. for identifying a method for sectional drawing, it is characterized in that, comprising:
Response sectional drawing identification request, obtains the described screenshot area identifying request;
Generate canvas image according to described screenshot area, and upload onto the server after the canvas image of generation is converted to the first coded format image;
Word in the second coded format image determined by optical character identification receiving that described server returns, wherein the second coded format image is obtained by described first coded format image Gray code.
2. method according to claim 1, is characterized in that, described first coded format comprises base64 coding.
3. method according to claim 1, is characterized in that, it is one or more that described screenshot area comprises in web page area, video area, PowerPoint PPT.
4. the method according to claims 1 to 3 any one, is characterized in that, described screenshot area comprises screen area, visible page region or complete page area.
5. for identifying a device for sectional drawing, it is characterized in that, comprising:
Acquisition module, for responding sectional drawing identification request, obtains the described screenshot area identifying request;
Processing module, for generating canvas image according to described screenshot area, and uploads onto the server after the canvas image of generation is converted to the first coded format image;
Receiver module, for receive that described server returns the second coded format image determined by optical character identification in word, wherein the second coded format image is obtained by described first coded format image Gray code.
6. device according to claim 5, is characterized in that, described first coded format comprises base64 coding.
7. device according to claim 5, is characterized in that, it is one or more that described screenshot area comprises in web page area, video area, PowerPoint PPT.
8. the device according to claim 5 to 7 any one, is characterized in that, described screenshot area comprises screen area, visible page region or complete page area.
9. a browser, is characterized in that, comprises the device that one of claim 5 to 8 is described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510047879.XA CN104598902A (en) | 2015-01-29 | 2015-01-29 | Method and device for identifying screenshot and browser |
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| CN201510047879.XA CN104598902A (en) | 2015-01-29 | 2015-01-29 | Method and device for identifying screenshot and browser |
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Cited By (18)
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| CN104834753A (en) * | 2015-05-28 | 2015-08-12 | 百度在线网络技术（北京）有限公司 | Webpage screenshot generating method and device |
| CN104933138A (en) * | 2015-06-16 | 2015-09-23 | 携程计算机技术（上海）有限公司 | Webpage crawler system and webpage crawling method |
| CN105224611A (en) * | 2015-09-08 | 2016-01-06 | 安一恒通（北京）科技有限公司 | Based on the operation processing method of browser, device and browser |
| CN106293365A (en) * | 2015-05-20 | 2017-01-04 | 广州爱九游信息技术有限公司 | A kind of method and device obtaining content of pages |
| CN106445144A (en) * | 2016-09-27 | 2017-02-22 | 宇龙计算机通信科技(深圳)有限公司 | Note taking method, device and terminal |
| CN106792243A (en) * | 2016-11-15 | 2017-05-31 | 青岛海信移动通信技术股份有限公司 | image processing method, image processing system and terminal device |
| CN106775306A (en) * | 2016-11-30 | 2017-05-31 | 北京小米移动软件有限公司 | Character clone method and device |
| CN107277602A (en) * | 2017-07-26 | 2017-10-20 | 联想(北京)有限公司 | Information acquisition method and electronic equipment |
| CN107885848A (en) * | 2017-11-10 | 2018-04-06 | 杭州美创科技有限公司 | Web page screen-cutting method based on web technology |
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| CN109145239A (en) * | 2018-07-31 | 2019-01-04 | 深圳点猫科技有限公司 | A kind of multi-platform screenshot sharing method and electronic equipment based on subject game |
| CN109525796A (en) * | 2018-12-12 | 2019-03-26 | 四川商通实业有限公司 | A kind of Webp picture format conversion method |
| CN109542987A (en) * | 2018-10-09 | 2019-03-29 | 中国电子科技集团公司第二十八研究所 | A kind of Online Map store method based on Canvas |
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| CN113259224A (en) * | 2018-04-11 | 2021-08-13 | 创新先进技术有限公司 | Method and device for sending customer service data |
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| CN106293365B (en) * | 2015-05-20 | 2019-11-26 | 广州爱九游信息技术有限公司 | A kind of method and device obtaining content of pages |
| CN106293365A (en) * | 2015-05-20 | 2017-01-04 | 广州爱九游信息技术有限公司 | A kind of method and device obtaining content of pages |
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| CN104933138A (en) * | 2015-06-16 | 2015-09-23 | 携程计算机技术（上海）有限公司 | Webpage crawler system and webpage crawling method |
| CN105224611A (en) * | 2015-09-08 | 2016-01-06 | 安一恒通（北京）科技有限公司 | Based on the operation processing method of browser, device and browser |
| CN106445144A (en) * | 2016-09-27 | 2017-02-22 | 宇龙计算机通信科技(深圳)有限公司 | Note taking method, device and terminal |
| CN106792243A (en) * | 2016-11-15 | 2017-05-31 | 青岛海信移动通信技术股份有限公司 | image processing method, image processing system and terminal device |
| CN106775306A (en) * | 2016-11-30 | 2017-05-31 | 北京小米移动软件有限公司 | Character clone method and device |
| CN107277602A (en) * | 2017-07-26 | 2017-10-20 | 联想(北京)有限公司 | Information acquisition method and electronic equipment |
| CN107885848A (en) * | 2017-11-10 | 2018-04-06 | 杭州美创科技有限公司 | Web page screen-cutting method based on web technology |
| CN110322532A (en) * | 2018-03-27 | 2019-10-11 | 优酷网络技术（北京）有限公司 | The generation method and device of dynamic image |
| CN113259224A (en) * | 2018-04-11 | 2021-08-13 | 创新先进技术有限公司 | Method and device for sending customer service data |
| CN113259224B (en) * | 2018-04-11 | 2022-07-26 | 创新先进技术有限公司 | Method and device for sending customer service data |
| CN109002842A (en) * | 2018-06-27 | 2018-12-14 | 北京字节跳动网络技术有限公司 | Image-recognizing method and device |
| CN109145239A (en) * | 2018-07-31 | 2019-01-04 | 深圳点猫科技有限公司 | A kind of multi-platform screenshot sharing method and electronic equipment based on subject game |
| CN109542987A (en) * | 2018-10-09 | 2019-03-29 | 中国电子科技集团公司第二十八研究所 | A kind of Online Map store method based on Canvas |
| CN109726712A (en) * | 2018-11-13 | 2019-05-07 | 平安科技（深圳）有限公司 | Character recognition method, device and storage medium, server |
| CN109525796A (en) * | 2018-12-12 | 2019-03-26 | 四川商通实业有限公司 | A kind of Webp picture format conversion method |
| WO2021077976A1 (en) * | 2019-10-23 | 2021-04-29 | 华能大理风力发电有限公司 | Data acquisition method and apparatus based on wind power bidding users, and device and medium |
| CN112306619A (en) * | 2020-12-02 | 2021-02-02 | 广州橙行智动汽车科技有限公司 | Screenshot method and device |
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Application publication date: 20150506 |