CN1832530A - Image processing device, image forming device, image processing method and program - Google Patents

Image processing device, image forming device, image processing method and program Download PDF

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Publication number
CN1832530A
CN1832530A CN 200610055059 CN200610055059A CN1832530A CN 1832530 A CN1832530 A CN 1832530A CN 200610055059 CN200610055059 CN 200610055059 CN 200610055059 A CN200610055059 A CN 200610055059A CN 1832530 A CN1832530 A CN 1832530A
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China
Prior art keywords
image
image processing
cutting apart
determination unit
processing apparatus
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CN 200610055059
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CN100512367C (en
Inventor
伊藤笃
伊藤悦子
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Fujifilm Business Innovation Corp
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Fuji Xerox Co Ltd
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Abstract

An image processing device, an image processing device, an image processing device, and a program. The image processing device has a division determination unit. The division determination unit determines the partition number of an image in input image data. The division determination unit calculates the image features of the image in the image data, the features existing in reference areas, and, on the basis of the image features, determines the partition number of the image in the image data.

Description

Image processing apparatus, image processing system, image processing method and program
Technical field
The present invention relates to be used on one page paper, carrying out the processing that N-up prints the view data of (print merge of N-up printing:N page or leaf).
Background technology
Conventional printer or photocopier all have the N-up printing function, in this function, to multi-page pictures collect and with its output on one page paper (for example with reference to Japanese patent gazette JP07-A-236051).
As mentioned above, routine techniques discloses a kind of function that is used for a plurality of independent images of compilation (after this being called split image (split image)) on one page paper.Yet this technology is not used to openly judge whether the view data on the paper comprises the function of a plurality of split images.When updating according to the view data on one page and printing split image, need to carry out manual operation.That is, the user watches the view data on the page, and selects the split image of shearing or input, as the reference number (reference number) of split image to be exported.
Summary of the invention
In view of the foregoing make the present invention, and the purpose of this invention is to provide image processing apparatus, image processing system, image processing method and program.
According to an aspect of the present invention, the invention provides a kind of image processing apparatus, described image processing apparatus comprises cuts apart detection unit, this cut apart detection unit be used for judging input image data image cut apart number, the characteristics of image of the image in the computed image data, and according to calculating, judge the number of cutting apart of image in the view data based on this characteristics of image, this characteristics of image be present in and split image between the predetermined accordingly reference area in clear area in.
Description of drawings
Describe embodiments of the invention with reference to the accompanying drawings in detail, wherein:
Fig. 1 is that example illustrates the block diagram according to the image processing system of the embodiment of the invention.
Fig. 2 is that example illustrates the block diagram according to the configuration of cutting apart detection unit in the image processing system of described embodiment.
Fig. 3 explains the figure be used for the method that prints on the paper as recording materials.
Fig. 4 is the figure that example is illustrated in the reference area mapping (enum) data that uses in the judgement cutting apart of image.
Fig. 5 is the flow chart that example illustrates the image segmentation determination processing of being carried out by division determination unit.
Fig. 6 is the figure that example is illustrated in the Print Preview that shows to the user when printing.
Embodiment
Fig. 1 is the block diagram that illustrates according to the image processing system 100 of the embodiment of the invention.
As shown in the figure, image processing system 100 of the present invention comprises division determination unit 1, operating unit 2, network I/F unit 3, memory 4, print unit 5 and image fetching unit 6.
Print unit 5 is equipped with photoreceptor, exposing unit, developing cell, transfer printing unit and fixation unit; The view data that print unit 5 provides based on division determination unit 1 forms toner image (toner image), and with this toner image photographic fixing on paper as recording materials.
Operating unit 2 has display that is formed by the LCD (not shown) and the various buttons that are used to receive from user's instruction.The user can select the suitable paper that is used to print, or provides the instruction that is provided with that is used to print.
Image fetching unit 6 scannings are placed on the image of one page paper that reads on the surperficial (not shown), and this image is exported as view data.
The view data that memory 4 storages are read by image fetching unit 6.
Between division determination unit 1, operating unit 2, memory 4, print unit 5 and image fetching unit 6, realize data communication by network I/F unit 3.
As shown in Figure 2, division determination unit 1 has CPU (CPU) 11, RAM (random access memory) 12 and ROM (read-only memory) 13; The each several part of this division determination unit control image processing system 100, and carry out the various calculating that are used to realize to the image processing of input image data.When having realized image processing, view data is stored among the RAM 12 temporarily.ROM 13 storages are used to carry out the image processing program PRG of various printings.
ROM 13 storages are used for the reference area mapping (enum) data with reference to the image of the presumptive area of one page paper.
As shown in Figure 3, comprise in the type of printing on the paper: print image G on the whole surface of one page paper P (non-N-up prints); On one page paper P, print several images (N-up printing).When printing split image, for example on one page paper P, print two pages of image G (2up), shown in Fig. 3 B; On one page paper P, print 4 pages of image G (4up), shown in Fig. 3 C; On one page paper P, print 8 pages of image G (8up), shown in Fig. 3 D.
Shown in Fig. 4 A, reference area mapping (enum) data A comprises respectively the type according to print image on paper P, the several mapping (enum) datas that formed by reference area A, B, C.
Shown in Fig. 4 A, reference area mapping (enum) data A is included in 3 reference area A-1, A-2, the A-3 that the lateral center in the whole image is vertically arranged.Reference area A-1, A-2, A-3 be arranged in and image between blank corresponding direction on, the wherein blank horizontal central authorities that are positioned at the paper P that 2-up prints.
Shown in Fig. 4 B, reference area mapping (enum) data B is included in two transversely arranged reference area B-1 of vertical central authorities in the whole image and B-2.Reference area B-1 and B-2 be arranged in and image between blank corresponding direction on, wherein, blank is positioned at the central authorities longitudinally of the paper P that 4-up prints.
Shown in Fig. 4 C, reference area mapping (enum) data C is included in interior vertical reference area C-1, C-2, C-3 and the C-4 that arranges in twos of lateral center in zone of both sides symmetry division.Reference area C-1, C-2, C-3 and C-4 be arranged in and image between blank corresponding direction on, wherein, blank is arranged in the horizontal central authorities in the zone that forms by the paper P both sides symmetry division that 8-up is printed.
Explain the operation example of image processing system 100 with reference to flow chart shown in Figure 5.
When image fetching unit 6 reading images when (step S01), the view data of image is sent to division determination unit 1, subsequently, 1 pair of image that is read of division determination unit is carried out and is cut apart judgement.
At first, division determination unit 1 is extracted reference area mapping (enum) data A from ROM 13, carries out frequency analysis (step S02) with reference area A-1, A-2, A-3 to reference area mapping (enum) data A.In frequency analysis, come the computed image feature according to the CONCENTRATION DISTRIBUTION in the reference area according to the embodiment of the invention.More specifically, cut apart the mean concentration that determining unit 1 is calculated among reference area A-1, A-2, the A-3, as their characteristics of image.The technology of the mean concentration that is used for the zoning for example, has been described in Japanese patent gazette JP09-A-289586.
Division determination unit 1 compares (step S03) to mean concentration Fa with the predetermined concentration that is set to threshold value subsequently at each reference area A-1, A-2, A-3.
When judging any one mean concentration Fa all greater than predetermined threshold (, on one of reference area A-1, A-2, A-3, have some information), division determination unit 1 process decision chart is present on the whole surface of paper P, promptly as G, non-N-up prints, and end process (step S04).
On the contrary, if all mean concentration Fa are less than or equal to predetermined threshold, then there is not information in division determination unit 1 judgement on reference area A-1, A-2, A-3.
Then, division determination unit 1 is extracted reference area mapping (enum) data B from ROM 13, carries out frequency analysis (step S05) with reference area B-1 and B-2 to reference area mapping (enum) data B.
Division determination unit 1 subsequently will definite mean concentration Fb and predetermined threshold compares (S06) by carrying out frequency analysis.
When judging any one mean concentration Fb all greater than predetermined threshold, according to the comparative result between mean concentration Fb and the predetermined threshold, division determination unit 1 process decision chart is suitable for 2-up as G to be printed, and end process (step S07).
When judging that all mean concentration Fb are less than or equal to predetermined threshold, according to the comparative result between mean concentration Fb and the predetermined threshold, division determination unit 1 is extracted reference area mapping (enum) data C from ROM 13, carry out frequency analysis (step S08) with reference area C-1, C-2, C-3 and C-4 to reference area mapping (enum) data C.
Division determination unit 1 subsequently will definite mean concentration Fc and predetermined threshold compares (S09) by carrying out frequency analysis.
When judging any one mean concentration Fc all greater than predetermined threshold, according to the comparative result between mean concentration Fc and the predetermined threshold, division determination unit 1 process decision chart is suitable for 4-up as G to be printed, and end process (step S10); Otherwise when judging that all mean concentration Fc are less than or equal to predetermined threshold, division determination unit 1 process decision chart is suitable for 8-up as G to be printed, and end process (step S11).
The division determination unit 1 of image having been carried out cutting apart judgement is stored in the view data of image and the result of determination of cutting apart of image in the memory 4, and shows that on the panel of operating unit 2 this cuts apart result of determination.According to this configuration, the user can understand the image that is read and whether comprise split image from the demonstration of the panel on the operating unit 2.
Provide the explanation of printing below for the image in the print unit 5.
When the user when operating unit 2 is operated the printing model of having selected image, on the panel of operating unit 2, show the candidate of split image by Print Preview, as image to be printed.
As shown in Figure 6, Print Preview is to be furnished with operating unit 2 and to have the candidate of the several print images on the display 2a of touch pad.The print image candidate of non-N-up, 2up, 4up, 8up is shown as D1, D2, D3 and D4 respectively.
The user for example by touching with finger, selects to be presented at any among shown candidate D1, D2, D3 and the D4 on the display 2a subsequently.Select in response to this, selected candidate's view data outputed to print unit 5, and print unit 5 identify for output image selected cut apart number, and will comprise and selectedly cut apart several images and be printed on the paper P.
For example, if the user has selected to show the candidate display D1 of the non-N-up of requirement, then the view data with D1 outputs to print unit 5, and print unit 5 to identify image to be exported be not split image, and on paper P, print an image.Perhaps, if the user has selected to be used for to print more than show candidate D2, the D3 of the split image of 2-up and any of D4, the view data that then will select the candidate outputs to print unit 5, and print unit 5 identify for output image selected cut apart number, and will comprise and selectedly cut apart several images and be printed on the paper P.
As mentioned above, the characteristics of image that image processing system 100 calculates based on the CONCENTRATION DISTRIBUTION according to the image in the reference area, making division determination unit 1 can process decision chart similarly be not to be split image, and when image is split image, judges whether split image is suitable for N-up and prints.According to this configuration, whether the user does not need to carry out about image is the judgement of split image, and if image be split image, do not need to carry out whether to be suitable for the judgement that N-up prints, thereby made things convenient for setting according to the printing of view data about image.
In the image segmentation of division determination unit 1 was judged, the mapping (enum) data to reference area A, B and C carried out reference successively, in another embodiment, can be simultaneously the mapping (enum) data of reference area A, B and C be carried out reference and judged.
At this, should be noted that the intensity histogram that can use the CONCENTRATION DISTRIBUTION in the expression reference area when carrying out frequency analysis replaces the mean concentration in the reference area.More specifically, division determination unit 1 generates intensity histogram according to the CONCENTRATION DISTRIBUTION in the reference area.Division determination unit 1 calculating concentration is histogrammic to be not more than the area of the corresponding subdivision of predetermined concentration with concentration, and calculates the area ratio of this subdivision and whole intensity histogram.Division determination unit 1 subsequently with the area that calculated than comparing with predetermined value.If the area ratio that calculates at reference area is lower than described predetermined value thus, then there is information in division determination unit 1 judgement on reference area.The technology of the intensity histogram that is used for the zoning has for example been described in Japanese patent gazette JP09-A-289586.
In addition, it should be noted that, replace to use the CONCENTRATION DISTRIBUTION in the reference area to calculate mean concentration or generate intensity histogram, can use by input image data to judge on reference area, whether there is information such as the space differentiation technical finesse of Sobel filtering.The view data of known such processing (being also referred to as differentiated data) can indicate the edge between image and the blank.Alternatively, can calculate variance at the histogram of the differentiated data in the reference area, and use it for above-mentioned judgement.
In addition, in above-mentioned, suppose on to form image to be imported such as the white paper of blank sheet of paper.Even on monochromatic paper, form image, also can import the color of this paper of data extract from image, above-mentioned technology can use the mean concentration or the intensity histogram of the reference area that calculates or create to carry out similar judgement at the paper color that is extracted.
In an embodiment, the image of division determination unit 1 edge by removing paper P, and calculate the number of being removed and judge and cut apart number.Therefore, can come process decision chart from the part of having got rid of the blank between the image similarly is not to be split image, thereby realizes judging efficiently.
In an embodiment, division determination unit 1 can be configured to improve the accuracy of cutting apart judgement by the similitude of the presumptive area in the movement images.For example, if the head at each split image exists identical character or mark, the pattern that then is used for the CONCENTRATION DISTRIBUTION of all split images will be similar, thereby, if occur identical pattern in the CONCENTRATION DISTRIBUTION of the upper right quarter of the 1st page of corresponding image (for example with) in the same position of each distributed image that is judged as split image, it is higher that then image is judged as the possibility of split image.When in this processing, using OCR (optical character recognition reader), the execution character recognition function.If identical exabyte appears at the same position place of the image that is judged as split image, then these pages are that the possibility of not same page increases, and are that split image is correct with these spectral discriminations.As mentioned above, by increasing homophylic judgement, improved the accuracy of cutting apart judgement to the feature that occurs in the split image.
In the above-described embodiments, illustration the split image of 8-up nearly, yet the maximum fractionation number of split image is not limited to 8-up.
In the above-described embodiments, division determination unit 1 according to corresponding to the clear area between the split image CONCENTRATION DISTRIBUTION in the predetermined reference area carry out and cut apart judgement, in another embodiment, also can carry out Projection Analysis to the image in the view data.In another embodiment, also can carry out Projection Analysis to above-mentioned differentiated data.The technology of Projection Analysis has for example been described in Japanese patent gazette JP2003-A-109007.
Using the cutting apart in the judgement of Projection Analysis, division determination unit 1 as follows carries out image cut apart judgement.
At first, division determination unit 1 is for example carried out Projection Analysis along first direction (it is horizontal) to the image of input image data, and the Projection Analysis of concentration in the computed image.
Subsequently, width is the mode position of the dividing candidate position discerned greater than the regional determination of predetermined value in the low concentration region during division determination unit 1 distributes the concentration projection, is positioned near the zone the edge of input picture side by side in the dividing candidate position except first direction.
Division determination unit 1 judges whether the dividing candidate position of first direction is positioned at the position of five equilibrium.
The Projection Analysis that division determination unit 1 is for example carried out the image of input image data along second direction (it is a longitudinal direction) subsequently, and the Projection Analysis of concentration in the computed image.
Subsequently, width is the mode position of the dividing candidate position discerned greater than the regional determination of predetermined value in the low concentration region during division determination unit 1 distributes the concentration projection, is positioned near the zone the edge of input picture side by side in the dividing candidate position except second direction.
Division determination unit 1 judges whether the dividing candidate position of second direction is positioned at the position of five equilibrium.
Then, division determination unit 1 with the combination of the dividing candidate number of the dividing candidate number of first direction and second direction with cut apart the predetermined integrated modes of number (as shown in Figure 4 according to image, at the predetermined pattern of the condition of respectively cutting apart) compare, and process decision chart looks like to be divided into described pattern is complementary and cuts apart number.
Identical with the situation of using reference area, whether Projection Analysis also to make division determination unit 1 carry out about image according to the variation of characteristics of image in the image of being judged by Projection Analysis (concentration projection distribution) be the judgement of split image if being applied to cut apart judgement, if and image is split image, judge then whether split image is suitable for N-up and prints.According to this configuration, the user does not need the number of cutting apart of process decision chart picture, thus the convenient follow-up setting that view data is printed.
In the above-described embodiments, realize the present invention by being suitable for image processing system 100, yet embodiment is not limited to this configuration.For example, the present invention also can have the image processing apparatus of the function of the division determination unit 1 of only being furnished with in the image processing system 100.In this case, this image processing apparatus also can be the ASIC (application-specific integrated circuit (ASIC)) with function of division determination unit 1.Can also provide the present invention by the form that the image processing program PRG that will be used to cut apart judgement records various recording mediums, described recording medium for example is disk, floppy disk (trade mark), CD (compact disk), DVD (digital universal disc) and RAM.
As mentioned above, the invention provides a kind of image processing apparatus, described image processing apparatus comprises cuts apart detection unit, this cut apart detection unit be used for judging input image data image cut apart number, calculate the image in this view data characteristics of image (this feature be present in and split image between the predetermined accordingly reference area in clear area in), and, judge the number of cutting apart of image in the view data according to calculating based on this characteristics of image.
According to this image processing apparatus, based on the characteristics of image in the reference area, can be by cutting apart the number of cutting apart that detection unit comes the process decision chart picture.According to this configuration, whether the user does not need to carry out about image is the judgement of split image, and if image be split image, do not need to judge whether split image is suitable for N-up and prints, and has made things convenient for the follow-up setting about print image data thus.
In an embodiment, cut apart detection unit by comparing with predetermined threshold according to the image processing apparatus of the embodiment of the invention with reference to the characteristics of image in the zone, identify the reference area that does not wherein have image, and according to the number of cutting apart of the mode position process decision chart picture of the reference area of being discerned.
According to this configuration, can judge according to the mode position of the reference area of being discerned and cut apart number.
In addition, the invention provides a kind of image processing apparatus, it is characterized in that, comprise and cut apart detection unit, this cut apart detection unit be used for judging view data image cut apart number, the image in the view data is carried out Projection Analysis, calculate the variation of the characteristics of image in this view data, and change according to this, judge the number of cutting apart of image in the view data.
Utilize this image processing apparatus,, come the number of cutting apart of process decision chart picture by cutting apart the change of detection unit according to the characteristics of image in the view data of judging by Projection Analysis.According to this configuration, it similarly is not to be split image that the user does not need process decision chart, and if image be split image, do not need to judge whether split image is suitable for N-up and prints, and is convenient to thus according to this view data printing the setting of preference.
In an embodiment, according to the image processing apparatus of the embodiment of the invention cut apart detection unit according to this variation identification dividing candidate position, and, come the number of cutting apart of process decision chart picture according to the mode position of the dividing candidate position of being discerned.
According to this configuration, can come the number of cutting apart of process decision chart picture according to the mode position of the dividing candidate position of being discerned.
In an embodiment, according to detection unit comes the process decision chart picture as characteristics of image by the CONCENTRATION DISTRIBUTION of using the image in the view data the number of cutting apart of cutting apart of the image processing apparatus of the embodiment of the invention.
In an embodiment, cut apart detection unit comes the process decision chart picture as characteristics of image by the image edge information in the use view data the number of cutting apart.
In an embodiment, cut apart detection unit comes the process decision chart picture according to the number of each separation edge of the image in the view data the number of cutting apart.
According to this configuration, can be accurately and easily judge the existence of split image.
In an embodiment, the image processing apparatus according to the embodiment of the invention has the display that is used to show by the result of determination of cutting apart the detection unit acquisition.
Display with this configuration can make the user easily confirm to cut apart result of determination.
In an embodiment, when the output image, show several candidate of cutting apart of output image according to the display of the image processing apparatus of the embodiment of the invention.
Display with this configuration can make the user easily understand the number of cutting apart of output image, and selects this to cut apart number.
In an embodiment, have according to the image processing apparatus of the embodiment of the invention and be used to read the image of printing and export the image reading unit of this image as view data.
By having the image reading unit of this configuration, can read the image that is printed on the recording materials, and this image is sent to as view data cuts apart detection unit, cut apart judgement thereby carry out.
In an embodiment, image processing apparatus has the image forming part that is used for forming image on recording materials.
By image forming part, can print the image from the view data of image processing apparatus output.
The invention provides a kind of image processing method, it is used for the number of cutting apart according to the split image of input image data judgement view data; This method may further comprise the steps: the characteristics of image of the image in the computed image data, this feature be present in and split image between the predetermined accordingly reference area in clear area in; With according to this characteristics of image, judge the number of cutting apart of image in the view data.
Utilize this image processing method, can be according to the characteristics of image in the reference area, the process decision chart picture cut apart number.According to this configuration, the user does not need to judge whether the image that reads comprises split image, and when image is split image, does not need to judge whether split image is suitable for N-up and prints.
The invention provides a kind of image processing method, it is used for the number of cutting apart according to the image of input image data judgement view data; This method may further comprise the steps: by the image in the view data is carried out Projection Analysis, calculate the change of the characteristics of image in this view data; With change according to this, judge the number of cutting apart of image in the view data.
Utilize this image processing method, can come the number of cutting apart of process decision chart picture according to the change of the characteristics of image in the view data of judging by Projection Analysis.According to this configuration, the user does not need to judge whether the image that reads comprises split image, and when image is split image, does not need to judge whether split image is suitable for N-up and prints.
The invention provides a kind of program of computer that be used for making according to the image segmentation number of input image data judgement view data, this program realizes the function that may further comprise the steps: the characteristics of image of the image in the computed image data, this feature be present in and split image between the predetermined accordingly reference area in clear area in; With according to this characteristics of image, judge the number of cutting apart of image in the view data.
This program makes that computer can be according to the characteristics of image in the reference area, the process decision chart picture cut apart number.According to this configuration, the user does not need to judge whether the image that reads comprises split image, and when image is split image, does not need to judge whether split image is suitable for N-up and prints.
The invention provides a kind of several program of cutting apart of the image that is used for making computer judge view data according to input image data, the function that this program realization may further comprise the steps:, calculate the change of the characteristics of image in this view data by the image in the view data is carried out Projection Analysis; With change according to this, judge the number of cutting apart of image in the view data.
This program makes computer can come the number of cutting apart of process decision chart picture according to the change of the characteristics of image in the view data of being judged by Projection Analysis.According to this configuration, the user does not need to judge whether the image that reads comprises split image, and when image is split image, does not need to judge whether split image is suitable for N-up and prints.
For illustration and illustrative purposes, provide the above stated specification of embodiments of the invention.It is not to be intended to limit the present invention, perhaps limit the invention to disclosed precise forms.Clearly, a lot of modifications and modification all are conspicuous for a person skilled in the art.Choose and describe embodiment and be in order to explain principle of the present invention and practical application thereof best, thereby make those skilled in the art can understand the present invention who is used for various embodiment and be suitable for the concrete various modification of using.The claims and the equivalent thereof that are intended to by subsequently limit scope of the present invention.
Japanese patent application 2005-67913 number the whole open full text of by reference on March 10th, 2005 being submitted to is incorporated in herein, comprises its specification, claims, accompanying drawing and summary.

Claims (16)

1, a kind of image processing apparatus comprises:
Division determination unit, the characteristics of image of its computed image and judge the number of cutting apart of described image according to described characteristics of image.
2, image processing apparatus according to claim 1, wherein, described characteristics of image calculates according to reference area, and the clear area that described reference area is based on split image is come predetermined.
3, image processing apparatus according to claim 1, wherein, described division determination unit is by comparing with reference to described characteristics of image and predetermined threshold in the zone, discern the reference area that does not wherein have image, and come the number of cutting apart of process decision chart picture according to the mode position of the reference area of being discerned.
4, image processing apparatus according to claim 1, wherein, described division determination unit is calculated the variation of described characteristics of image by described image is carried out Projection Analysis, and judges the number of cutting apart of described image based on described variation.
5, image processing apparatus according to claim 4, wherein, described division determination unit is discerned the position candidate that is used to cut apart based on described variation, and described position candidate is the position that does not have image, described division determination unit is judged the number of cutting apart of described image based on the pattern of described position candidate.
6, image processing apparatus according to claim 1, wherein, described division determination unit is judged the number of cutting apart of described image as characteristics of image by the CONCENTRATION DISTRIBUTION of using described image.
7, image processing apparatus according to claim 1, wherein, described division determination unit is judged the number of cutting apart of described image by using described image edge information as characteristics of image.
8, image processing apparatus according to claim 1, wherein, described division determination unit is by with reference to described image but not the number of cutting apart of described image is judged in described edge of image zone.
9, image processing apparatus according to claim 1 further comprises:
Display is used to show the result of determination that is obtained by described division determination unit.
10, image processing apparatus according to claim 9, wherein, when output image, described display shows the candidate that cutting apart of described image is several.
11, image processing apparatus according to claim 1 further comprises:
Image fetching unit is used to read the image through printing and export described image as view data.
12, image processing apparatus according to claim 1 further comprises:
Image formation unit is used for forming image on recording materials.
13, a kind of image processing method may further comprise the steps:
The characteristics of image of computed image, described characteristics of image be present in the predetermined accordingly reference area in the clear area of described image in; With
Based on described characteristics of image, judge the number of cutting apart of described image.
14, a kind of image processing method may further comprise the steps:
By described image being carried out Projection Analysis, the variation of computed image feature; With
According to the variation of characteristics of image, judge the number of cutting apart of described image.
15, a kind of computer-readable storage medium, described storage medium stores can be carried out the instruction repertorie of the function that is used to handle image by computer, and described function comprises:
Calculate the characteristics of image of described image, described feature be present in the predetermined accordingly reference area in the clear area of image in; With
According to described characteristics of image, judge the number of cutting apart of described image.
16, a kind of computer-readable storage medium, described storage medium stores can be carried out the instruction repertorie of the function that is used to handle image by computer, and described function comprises:
By described image is carried out Projection Analysis, the variation of computed image feature; With
According to the variation of characteristics of image, judge the number of cutting apart of described image.
CNB2006100550596A 2005-03-10 2006-02-28 Image processing device Expired - Fee Related CN100512367C (en)

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JP2005067913 2005-03-10
JP2005067913 2005-03-10
JP2006029886 2006-02-07

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Cited By (3)

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US8050501B2 (en) 2007-09-07 2011-11-01 Sharp Kabushiki Kaisha Image matching apparatus, image matching method, and image data output processing apparatus
US8073262B2 (en) 2007-09-10 2011-12-06 Sharp Kabushiki Kaisha Image matching apparatus, image matching method, and image data output processing apparatus
US8260061B2 (en) 2007-09-21 2012-09-04 Sharp Kabushiki Kaisha Image data output processing apparatus and image data output processing method

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8050501B2 (en) 2007-09-07 2011-11-01 Sharp Kabushiki Kaisha Image matching apparatus, image matching method, and image data output processing apparatus
US8073262B2 (en) 2007-09-10 2011-12-06 Sharp Kabushiki Kaisha Image matching apparatus, image matching method, and image data output processing apparatus
US8260061B2 (en) 2007-09-21 2012-09-04 Sharp Kabushiki Kaisha Image data output processing apparatus and image data output processing method

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