CN102694950A - Method and system for shooting and storage of files - Google Patents

Method and system for shooting and storage of files Download PDF

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Publication number
CN102694950A
CN102694950A CN2012101689597A CN201210168959A CN102694950A CN 102694950 A CN102694950 A CN 102694950A CN 2012101689597 A CN2012101689597 A CN 2012101689597A CN 201210168959 A CN201210168959 A CN 201210168959A CN 102694950 A CN102694950 A CN 102694950A
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China
Prior art keywords
filter
video image
file
video
image
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CN2012101689597A
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Chinese (zh)
Inventor
王应华
王咸锋
黄妙燕
袁东常
沈燕芬
刘耿标
李寒松
苏栋杰
黄卓群
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Shenzhen Digital Leader Technology Co ltd
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Shenzhen Digital Leader Technology Co ltd
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Priority to CN2012101689597A priority Critical patent/CN102694950A/en
Publication of CN102694950A publication Critical patent/CN102694950A/en
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Abstract

The invention discloses a method and a system for shooting and storage of files. The method includes the steps: A, performing image scanning for the files so as to obtain video images of the files; B, using a filter graph to acquire the video images; C, processing the video images in the step B by means of an open source computer vision library; and D, dividing the video images processed by the step C into two channels by the aid of the filter graph, wherein the video images in one channel are used for displaying while the video images in the other channel are used for storing. By the method and the system, requirements on scanning medium are not needed, the files needing scanning can be rapidly shot, the shot images are stored after being converted into editable files, and accordingly scanning of common flat files and stereoscopic real objects such as books can be implemented.

Description

A kind of file is taken the method and system with storage
Technical field
The present invention relates to the image scanning field, relate in particular to a kind of file and take and the method and system of storing.
Background technology
Scanner has the developing histories of more than ten years in China, and it is the visual plant that office handles official documents and correspondence, because can video conversion be shown for calculating function, editor, store and the number format of output, so use quite extensive.The kind of scanner has a lot, like flatbed scanner and paper feeding scanner etc.Flatbed scanner is our modal scanner, believes that a lot of office users are quite familiar.Its mode of operation mainly is through the folding top panel, puts plane of scanning motion article such as document, photo, business card, lantern slide, egative film etc., scans and stores through computer then.And this process is only limited to scanning one sheet of planar file, like many of needs scannings, then needs the repetition aforesaid operations.Suppose that the operator has been familiar with the various operations of scanner very much, do not calculate the connect hours, pick up counting that the time of a file of scanning approximately needs ten seconds from raising top panel.Paper feeding scanner operating process and flatbed scanner are basic identical; Difference is that paper feeding scanner can put 30 to 50 paper simultaneously putting the paper mouth; Need not raise panel, simplify operating process, under the perfect condition; Start beginning from putting paper well, the speed of paper feeding scanner scans one per two seconds.
But traditional scanner such as flatbed scanner and paper feeding scanner exist following not enough: the one, and operating process is complicated.The 2nd, too slow to the image processing speed after the scanning.The 3rd, when the books that stapled data is perhaps bound into book form scan, need carry out loaded down with trivial details dismounting to them.The 4th, the scanner of parts of traditional such as paper feeding scanner are had relatively high expectations to the medium of needs scanning, for example paper feeding scanner can't comparison film and certificate scan.Traditional scanner can't satisfy efficiently fast, large volume document is handled and the requirement of simple office process.
Summary of the invention
To above-mentioned technical problem; The object of the present invention is to provide a kind of file to take and the method and system of storing; It does not require scanned medium, can take fast the file of needs scanning, and store after the image of taking is converted into editable file; Not only can realize scanning, also can scan three-dimensional material objects such as books to the common plane file.
For achieving the above object, the present invention realizes through following technical scheme:
A kind of file is taken the method with storage, comprises the steps:
A, file is carried out image scanning, obtain the video image of said file;
B, filter chart (Filter Graph) are gathered said video image;
C, handle the video image described in the step B in computer picture storehouse (OpenCV) through increasing income;
D, said filter chart will be divided into two-way through step C processed video image, and one road video image is used for showing that another road video image is used for storage.
Especially, also comprise before the said step C:
Optical character identification (OCR) system is treated to editable video image with the video image described in the step B.
Especially, said step B specifically comprises:
Video acquisition filter in the filter chart (Video Capture Filter) is gathered said video image.
Especially, said step D specifically comprises:
Flexible replica filter in D1, the filter chart (Smart Tee Filter) will be divided into two-way through the video image that step C handled; One road video image is played up filter (Video Venderer Filter) from preview (Preview) the pin input video of this flexible replica filter, and another road video image writes filter (File Writer Filter) from collection (Capture) the pin input file of this flexible replica filter;
D2, video are played up filter the video image of importing are shown or playback;
D3, file write filter the video image of importing are saved as media file.
Especially, said step D1 specifically comprises:
Replica filter will be divided into two-way through the video image that step C handled flexibly; After one road video image is acted on behalf of trans form filter (Proxy Transform Filter) encoding process from the preview pin input of this flexible replica filter; Input video is played up filter; After another road video image was integrated the multiplexing integration processing of filter (MUX Filter) from the collection pin input of this flexible replica filter, input file write filter.
The invention also discloses a kind of file and take and the system that stores, comprising:
Picture sweep unit is used for file is carried out image scanning, obtains the video image of said file;
Image acquisition units is connected with picture sweep unit, is used for the video image that obtains through filter chart images acquired scanning element, and imports said video image into graphics processing unit;
Graphics processing unit is connected with image acquisition units, is used for through the computer picture storehouse of increasing income the video image that imports into being handled, and imports the processed video image into demonstration and memory cell;
Show and memory cell, be connected, be used for being divided into two-way that one road video image is used for showing that another road video image is used for storage through the video image that said filter chart will import into graphics processing unit.
Especially, said file is taken with the system that stores and is also comprised:
But the editing and processing unit is connected with image acquisition units, is used for through Optical Character Recognition system the video image of image acquisition units collection being treated to editable video image, and imports said editable video image into graphics processing unit.
Especially, said image acquisition units specifically is used for
Video acquisition filter through in the filter chart is gathered said video image.
Especially, said demonstration and memory cell comprise:
Flexible copied cells; Be connected with graphics processing unit; Be used for being divided into two-way, and after one road video image acted on behalf of trans form filter and carry out encoding process from the input of the preview pin of this flexible replica filter, input video was played up filter through the video image that flexible replica filter will be imported into; After another road video image was integrated filter and carried out multiplexing integration processing from the input of the collection pin of this flexible replica filter, input file write filter;
Display unit is connected with flexible copied cells, is used for playing up filter through video the video image of importing is shown or playback;
Memory cell is connected with flexible copied cells, is used for writing filter through file the video image of importing is saved as media file.
Especially, the said video image that imports into the processing through the computer picture storehouse of increasing income comprises:
To said video image carry out that video is drawn, the automatic seizure of the correction of video rotation, image and image with take pictures.
The present invention obtains the video image of said file through file is carried out image scanning, and the medium of scanning document is not required, and not only can realize the scanning to the common plane file, also can scan three-dimensional material objects such as books.Video image is shown and store through the filter chart of creating based on DirectShow; Playback, format conversion and the collecting work of video image have been simplified greatly; Wherein, Said DirectShow is a Streaming Media framework on the windows platform, provides high quality multimedia stream to gather and playback function, and it supports diversified media file format.Through Optical Character Recognition system video image is treated to editable video image, is convenient to of the further processing of user's later stage video image.Through increase income the computer picture storehouse to video image handle as video draw, the automatic seizure of the correction of video rotation, image and image with take pictures etc., realized real-time processing to video image.
Description of drawings
The file that Fig. 1 provides for the embodiment of the invention is taken the method flow diagram with storage;
Fig. 2 provides the connection sketch map of filter chart middle filtrator for the embodiment of the invention;
The file that Fig. 3 provides for the embodiment of the invention is taken the system block diagram with storage.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, the present invention is described further below in conjunction with accompanying drawing and embodiment.
Please with reference to shown in Figure 1, the present embodiment file is taken with the method for storing and is comprised the steps:
Step 101, file is carried out image scanning, obtain the video image of said file.
The present invention carries out image scanning through camera to file to be scanned, also promptly takes, thereby obtains the video image of said file.The mode of this shooting formula scanning does not require the medium of scanning document, and can realize three-dimensional scanning in kind such as common plane file and books.
The video acquisition filter is gathered video image in step 102, the filter chart.
The video image that camera is taken is stored on the video frequency collection card, if video image is further handled, just must video image be separated from video frequency collection card.(Video Capture Filter) just can gather video image on the video frequency collection card through the video acquisition filter.
Filter (Filter) is based on the The Component Object Model (COM) that DirectShow creates, and carries out the operation of some media streams, as reads file, from video capture device, obtains video and the data flow of different forms decoded etc.The kind of filter has a lot, and different types of filter interconnects and just formed the filter chart.As shown in Figure 2; Fig. 2 provides the connection sketch map of filter chart middle filtrator for the embodiment of the invention; The input pin of video acquisition filter (Video Capture Filter) connects video capture device such as video frequency collection card, and output pin connects the input pin of flexible replica filter (Smart Tee Filter).Trans form filter (Proxy Transform Filter) is acted on behalf of in the connection of preview (Preview) pin of replica filter flexibly, gathers (Capture) pin and connects integration filter (MUX Filter).The output pin of acting on behalf of trans form filter connects video and plays up filter (Video Venderer Filter).The output pin threaded file of integrating filter writes filter (File Writer Filter).
Step 103, optical character identification (OCR) system are treated to editable video image with video image.
Optical Character Recognition system is meant the character of printing on the electronic equipment inspection paper, confirms its shape through detecting dark, bright pattern, with character identifying method shape is translated into the process of computword then; Promptly text information is scanned, then image file is carried out analyzing and processing, obtain the process of literal and layout information.The present invention gathers the video acquisition filter through Optical Character Recognition system from video frequency collection card video image converts the video image that can edit into to the further processing of video image user's later stage for ease.After the video image process Optical Character Recognition system processing that for example the scan text file obtains, the user just can edit the literal in the video image as required.
Step 104, handle video image in computer picture storehouse (OpenCV) through increasing income.
Increasing income, (Open Source Computer Vision Library OpenCV) is used for realizing image processing and computer picture algorithm in the computer picture storehouse.The processing of video image being carried out through the computer picture storehouse of increasing income comprise as video draw, the automatic seizure of the correction of the rotation of video, image, image with take pictures, image go black surround, shearing etc., the high efficiency real-time processing that has realized video image automatically.
Step 105, filter chart are divided into two-way with video image, and one road video image is used for showing that another road video image is used for storage.
Replica filter is divided into two-way with video image flexibly; One road video image is acted on behalf of trans form filter from the preview pin input of this flexible replica filter and is encoded, and another road video image is integrated filter from the collection pin input of this flexible replica filter and carried out multiplexing integration.
Video is played up filter and will be acted on behalf of the video image of trans form filter input and on computer or projecting apparatus, show or playback.File writes filter and will integrate the video image of filter input and save as media file.Wherein, file writes filter and can video image be saved as the multiple form that comprises portable file format (PDF).
As shown in Figure 3, the file that Fig. 3 provides for the embodiment of the invention is taken the system block diagram with storage.
The system that the present embodiment file is taken with storage comprises: but picture sweep unit 301, image acquisition units 302 editing and processing unit 303, graphics processing unit 304 and demonstration and memory cell 305.Said demonstration and memory cell 305 comprise: flexible copied cells 3051, display unit 3052 and memory cell 3053.
Said picture sweep unit 301 is used for file is carried out image scanning, obtains the video image of said file.
In practical application, picture sweep unit 301 is selected camera for use.Through camera file to be scanned is carried out image scanning, also promptly take, thereby obtain the video image of said file.The mode of this shooting formula scanning does not require the medium of scanning document, and can realize three-dimensional scanning in kind such as common plane file and books.
Said image acquisition units 302 is connected with picture sweep unit 301, is used for the video image that obtains through filter chart images acquired scanning element 301, and imports said video image into graphics processing unit 304.
Image acquisition units 302 is created the filter chart through filter chart manager (Filter Graph Manager); Carry out the operation of some media streams through the various filters in the filter chart, as read file, from video capture device, obtain video and the data flow of different forms decoded etc.What be worth explanation is, filter chart manager be one in order to create and controlled filter device chart The Component Object Model.Image acquisition units 302 is gathered said video image through the video acquisition filter in the filter chart.
But said editing and processing unit 303; Be connected with image acquisition units 302; Be used for being treated to editable video image, and import said editable video image into graphics processing unit 304 through the video image that Optical Character Recognition system is gathered image acquisition units 302.
The present invention gathers the video acquisition filter through Optical Character Recognition system from video frequency collection card video image converts the video image that can edit into to the further processing of video image user's later stage for ease.After the video image process Optical Character Recognition system processing that for example the scan text file obtains, the user just can edit the literal in the video image as required.
Said graphics processing unit 304 is connected with image acquisition units 302, is used for through the computer picture storehouse of increasing income the video image that imports into being handled, and imports the processed video image into demonstration and memory cell 305.
The processing of video image being carried out through the computer picture storehouse of increasing income comprise as video draw, the automatic seizure of the correction of the rotation of video, image, image with take pictures, image go black surround, shearing etc., the high efficiency real-time processing that has realized video image automatically.
Said demonstration and memory cell 305 are connected with graphics processing unit 304, are used for being divided into two-way through the video image that said filter chart will import into, and one road video image is used for showing that another road video image is used for storage.
Said flexible copied cells 3051; Be connected with graphics processing unit 304; Be used for being divided into two-way, and after one road video image acted on behalf of trans form filter and carry out encoding process from the input of the preview pin of this flexible replica filter, input video was played up filter through the video image that flexible replica filter will be imported into; After another road video image was integrated filter and carried out multiplexing integration processing from the input of the collection pin of this flexible replica filter, input file write filter.
Said display unit 3052 is connected with flexible copied cells 3051, is used for playing up filter through video the video image of importing is shown or playback on computer or projecting apparatus.
Said memory cell 3053 is connected with flexible copied cells 3051, is used for writing filter through file the video image of importing is saved as media file.
Technical scheme of the present invention can easily become paper document and is electronic document, has thoroughly solved the i.e. rapid data collection cheaply of informationalized most basic problem.Speed through filter graph scale video image is handled is fast; The frame per second of handling video image is more than or equal to 25 frame/seconds; And how the Processing Algorithm of video image only relevant with hardware itself aspect the processing speed, is specifically realized not receiving hardware constraints.The present invention does not require scanned medium, can take fast the file of needs scanning, and store after the image of taking is converted into editable file, not only can realize the scanning to the common plane file, so that three-dimensional material objects such as books are scanned yet.And function of the present invention can expand based on DirectShow according to user's request, as the network that increases video image send and accept function etc.
All or part of content in the technical scheme that above embodiment provides can realize that through software programming its software program is stored in the storage medium that can read, storage medium for example: the hard disk in the computer, CD or floppy disk.The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a file is taken and the method for storing, and it is characterized in that, comprises the steps:
A, file is carried out image scanning, obtain the video image of said file;
B, filter chart (Filter Graph) are gathered said video image;
C, handle the video image described in the step B in computer picture storehouse (OpenCV) through increasing income;
D, said filter chart will be divided into two-way through step C processed video image, and one road video image is used for showing that another road video image is used for storage.
2. file according to claim 1 is taken the method with storage, it is characterized in that, also comprises before the said step C:
Optical character identification (OCR) system is treated to editable video image with the video image described in the step B.
3. file according to claim 2 is taken the method with storage, it is characterized in that said step B specifically comprises:
Video acquisition filter in the filter chart (Video Capture Filter) is gathered said video image.
4. file according to claim 3 is taken the method with storage, it is characterized in that said step D specifically comprises:
Flexible replica filter in D1, the filter chart (Smart Tee Filter) will be divided into two-way through the video image that step C handled; One road video image is played up filter (Video Venderer Filter) from preview (Preview) the pin input video of this flexible replica filter, and another road video image writes filter (File Writer Filter) from collection (Capture) the pin input file of this flexible replica filter;
D2, video are played up filter the video image of importing are shown or playback;
D3, file write filter the video image of importing are saved as media file.
5. file according to claim 4 is taken the method with storage, it is characterized in that said step D1 specifically comprises:
Replica filter will be divided into two-way through the video image that step C handled flexibly; After one road video image is acted on behalf of trans form filter (Proxy Transform Filter) encoding process from the preview pin input of this flexible replica filter; Input video is played up filter; After another road video image was integrated the multiplexing integration processing of filter (MUX Filter) from the collection pin input of this flexible replica filter, input file write filter.
6. a file is taken and the system that stores, and it is characterized in that, comprising:
Picture sweep unit is used for file is carried out image scanning, obtains the video image of said file;
Image acquisition units is connected with picture sweep unit, is used for the video image that obtains through filter chart images acquired scanning element, and imports said video image into graphics processing unit;
Graphics processing unit is connected with image acquisition units, is used for through the computer picture storehouse of increasing income the video image that imports into being handled, and imports the processed video image into demonstration and memory cell;
Show and memory cell, be connected, be used for being divided into two-way that one road video image is used for showing that another road video image is used for storage through the video image that said filter chart will import into graphics processing unit.
7. file according to claim 6 is taken the system with storage, it is characterized in that, also comprises:
But the editing and processing unit is connected with image acquisition units, is used for through Optical Character Recognition system the video image of image acquisition units collection being treated to editable video image, and imports said editable video image into graphics processing unit.
8. file according to claim 7 is taken the system with storage, it is characterized in that said image acquisition units specifically is used for
Video acquisition filter through in the filter chart is gathered said video image.
9. file according to claim 8 is taken the system with storage, it is characterized in that said demonstration and memory cell comprise:
Flexible copied cells; Be connected with graphics processing unit; Be used for being divided into two-way, and after one road video image acted on behalf of trans form filter and carry out encoding process from the input of the preview pin of this flexible replica filter, input video was played up filter through the video image that flexible replica filter will be imported into; After another road video image was integrated filter and carried out multiplexing integration processing from the input of the collection pin of this flexible replica filter, input file write filter;
Display unit is connected with flexible copied cells, is used for playing up filter through video the video image of importing is shown or playback;
Memory cell is connected with flexible copied cells, is used for writing filter through file the video image of importing is saved as media file.
10. take and the system that stores according to the described file of one of claim 6 to 9, it is characterized in that the said video image that imports into the processing through the computer picture storehouse of increasing income comprises:
To said video image carry out that video is drawn, the automatic seizure of the correction of video rotation, image and image with take pictures.
CN2012101689597A 2012-05-28 2012-05-28 Method and system for shooting and storage of files Pending CN102694950A (en)

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CN105120183A (en) * 2015-09-02 2015-12-02 广东建设职业技术学院 Method and system for improving display fluency of real object
CN107209896A (en) * 2015-02-03 2017-09-26 居米奥公司 System and method for being imaged identification information
CN107317973A (en) * 2017-08-17 2017-11-03 珠海市魅族科技有限公司 A kind of information processing method and device, computer installation and readable storage medium storing program for executing
WO2019090525A1 (en) * 2017-11-08 2019-05-16 深圳市柔宇科技有限公司 Information recording method and information recording device
CN110581970A (en) * 2018-06-07 2019-12-17 北京华泰科捷信息技术股份有限公司 network video storage device with face recognition and analysis function and method
CN112860639A (en) * 2019-11-28 2021-05-28 上海宇季文化传播有限公司 Data processing system for animation production
CN112988459A (en) * 2021-02-03 2021-06-18 湖北瑞致和科技有限公司 Special effect picture making plug-in for network video making

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Cited By (11)

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Publication number Priority date Publication date Assignee Title
CN107209896A (en) * 2015-02-03 2017-09-26 居米奥公司 System and method for being imaged identification information
CN105118077A (en) * 2015-09-02 2015-12-02 广东建设职业技术学院 Method for improving file shooting fluency and system for improving file shooting fluency
CN105120183A (en) * 2015-09-02 2015-12-02 广东建设职业技术学院 Method and system for improving display fluency of real object
CN105118077B (en) * 2015-09-02 2018-02-09 广东建设职业技术学院 A kind of method and system for improving file shooting fluency
CN105120183B (en) * 2015-09-02 2018-09-28 广东建设职业技术学院 A kind of method and system improving material object display fluency
CN107317973A (en) * 2017-08-17 2017-11-03 珠海市魅族科技有限公司 A kind of information processing method and device, computer installation and readable storage medium storing program for executing
WO2019090525A1 (en) * 2017-11-08 2019-05-16 深圳市柔宇科技有限公司 Information recording method and information recording device
CN110581970A (en) * 2018-06-07 2019-12-17 北京华泰科捷信息技术股份有限公司 network video storage device with face recognition and analysis function and method
CN112860639A (en) * 2019-11-28 2021-05-28 上海宇季文化传播有限公司 Data processing system for animation production
CN112988459A (en) * 2021-02-03 2021-06-18 湖北瑞致和科技有限公司 Special effect picture making plug-in for network video making
CN112988459B (en) * 2021-02-03 2024-03-08 湖北瑞致和科技有限公司 Special effect picture making system for network video making

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Application publication date: 20120926