CN109901804A - Contribution space of a whole page automatic correcting method before a kind of print - Google Patents
Contribution space of a whole page automatic correcting method before a kind of print Download PDFInfo
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- CN109901804A CN109901804A CN201910186315.2A CN201910186315A CN109901804A CN 109901804 A CN109901804 A CN 109901804A CN 201910186315 A CN201910186315 A CN 201910186315A CN 109901804 A CN109901804 A CN 109901804A
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Abstract
The invention discloses contribution space of a whole page automatic correcting methods before a kind of print, comprising: obtains the regulation parameter of the space of a whole page, as the specifications parameter correctly to be printed of the space of a whole page；Byte stream parsing is carried out to the space of a whole page, therefrom parses relative coordinate position, color space vector and the text type element of each group's element；It is compared the practical space of a whole page dimension information got is derived by coordinate with regulation space of a whole page size, if it is different, updating coordinate position according to new coordinate point value, this stylish space of a whole page size is to print defined space of a whole page size；Calculating is updated to updated coordinate position again, then bleeding value is configured, the amended space of a whole page is subjected to complementary modulus operation, the space of a whole page after obtaining complementary modulus carries out color space conversion again.The present invention solves before print at present that content inaccuracy in amendment, the space of a whole page complementary modulus correction time is long and a large amount of variety of problems for relying on manual operations of contribution complementary modulus amendment, realizes the modified full-automatic operation of contribution complementary modulus before printing.
Description
Technical field
The present invention relates to contribution space of a whole page automatic correcting methods before printing quality control field more particularly to a kind of print.
Background technique
Printing quality is the target that printing industry is pursued, and quality is gone bail for barrier before needing to print, from the perspective of production management,
The quality of quality not only influences the quality of printing before printing, but also influences the control of print cycle and cost, before instructing print, print
Links after brush and print.The many because being known as of printing quality are influenced, but if there have been ask in lithography process before print
Topic, even when all printing materials are good again, the quality of printing machine is high again, and bookbinding is exquisite again to be also impossible to produce qualification
Printed matter.Whether plate-making is correctly to make the premise for producing qualified printed matter before print.If some ring before printing in lithography process
Section goes wrong, it is possible to very big loss is caused to subsequent process.Although being proposed at present in the preceding field of print a variety of polygonal
Spend design scheme, but the still generally existing following problems of research modified for the space of a whole page before printing.
The first, most of prepress softwares are detected to the space of a whole page before printing at present, and for size, bleeding, complementary modulus etc. is only
Detection scheme is provided, there is no modification, the detection of the space of a whole page is stereotyped, and layout parameter modification is the preceding field of print
One big vacancy, the space of a whole page is current urgent problem to be solved before how quickly correctly modification prints.
The second, full-automation cannot achieve for the amendment of the space of a whole page before printing, the amendment of contribution is substantially entirely before printing at present
Manually, amendment efficiency is extremely low, but also can correct personnel for contribution along with some inevitable mistakes
Skilful service degree also have very high requirement, at the same time with the update of printing industry technology, the quantity of artificial treatment contribution
It is far from satisfying the processing of follow-up phase, also can largely be influenced by the numerous uncertain factors of manual review bring.
Although amendment is able to solve the deficiency of manual review to a certain extent before semi-artificial print, do not solve fundamentally
Certainly problem, the treatment effeciency and accuracy of contribution are still low, therefore how to realize that the efficient preceding amendment of full-automatic print is
Urgent problem to be solved at present.
Summary of the invention
The present invention provides contribution space of a whole page automatic correcting method before a kind of print, the present invention is solved in the preceding amendment of print at present
Appearance inaccuracy, the space of a whole page complementary modulus correction time is long and contribution complementary modulus corrects a large amount of variety of problems for relying on manual operations, realization print
The preceding modified full-automatic operation of contribution complementary modulus, described below:
Contribution space of a whole page automatic correcting method before a kind of print, the described method comprises the following steps:
The specifications parameter that the regulation parameter of the acquisition space of a whole page, the as space of a whole page will be printed correctly；
Byte stream parsing is carried out to the space of a whole page, therefrom parse the relative coordinate position of each group's element, color space to
Amount and text type element；
It is compared the practical space of a whole page dimension information got is derived by coordinate with regulation space of a whole page size, if it is different,
Coordinate position is updated according to new coordinate point value, this stylish space of a whole page size is to print defined space of a whole page size；
Calculating is updated to updated coordinate position again, then bleeding value is configured, by amended version
Face carries out complementary modulus operation, and the space of a whole page after obtaining complementary modulus carries out color space conversion again.
Wherein, the practical space of a whole page dimension information got will be derived by coordinate to be compared with regulation space of a whole page size, if
Difference updates coordinate position according to new coordinate point value specifically:
Space of a whole page outermost group characterizes the practical space of a whole page size of the space of a whole page, the practical space of a whole page that the method derived by coordinate is obtained
Dimension information is compared with regulation space of a whole page size；
It is not processed if size is identical, using A point as data original coordinate if size difference, is pushed away with predetermined size parameter
Lead the coordinate of remaining B point C point D point；
Original coordinate is updated according to new coordinate point value, then the space of a whole page is modified according to regulation space of a whole page size, at this time
New space of a whole page size is to print defined space of a whole page size.
Further, the size of space of a whole page outermost group are as follows:
W=| x1-x2|, H=| y1-y4|
Wherein, W is developed width, and H is actual height, (x1,y1) it is space of a whole page lower-left point coordinates；(x4,y4) it is space of a whole page upper left
Point coordinate.
It is wherein, described to update original coordinate according to new coordinate point value specifically:
A(x1,y1),B(x1+w,y1),C(x1+w,y1+d),D(x1,y1+d)
Wherein, d is specified altitude, and w is defined width.
It is further, described that bleeding value is configured specifically:
Size is errorless, and coordinate value is constant；
The case where size is wrong, and bleeding is added after adjustment:
A(x1,y1),B(x1+w+1,y1),C(x1+w,y1+d),D(x1,y1+d+1)。
Wherein, the complementary modulus operation specifically:
Traversal meets the modulus area value of following formula, with minimum area for final complementary modulus result:
s≤min{m×n×92×56|1≤m≤15,1≤n≤15}
Complementary modulus parameter m, n are obtained, then 4 coordinates of new complementary modulus, 4 points of the complementary modulus of generation are established for initial origin with A point
Coordinate are as follows:
AIt mends(x1',y1'),BIt mends(x2'+m×92,y2'),CIt mends(x3',y3'),DIt mends(x4',y4'+n×56)；
4 coordinates of complementary modulus are updated into the space of a whole page, and the background colour of complementary modulus rectangular area is set for white.
The beneficial effect of the technical scheme provided by the present invention is that:
1, the present invention detects the error that human eye can not recognize, and accurately corrects, and improves the amendment of the contribution space of a whole page before printing
Accuracy reduces the error rate of contribution；
2, the present invention calculates that mode carries out the modification of space of a whole page size and the setting of bleeding value using coordinate, compares tradition side
Method is more accurate, and while guaranteeing accuracy rate, greatly improves the modified efficiency of the space of a whole page.
Detailed description of the invention
Fig. 1 is a kind of flow chart of contribution space of a whole page automatic correcting method before print；
Fig. 2 is space of a whole page coordinate schematic diagram.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, embodiment of the present invention is made below further
Ground detailed description.
Embodiment 1
In order to solve content amendment inaccuracy in correcting before printing at present, the space of a whole page correction time is long and contribution amendment is a large amount of
The variety of problems of manual operation is relied on, realizes the modified full-automatic operation of contribution before printing, the embodiment of the invention provides one kind
Contribution space of a whole page automatic correcting method before printing, described below referring to Fig. 1:
101: the space of a whole page inputs first, obtains the regulation parameter of the space of a whole page, as the specifications parameter correctly to be printed of the space of a whole page；
102: after having obtained space of a whole page essential information, byte stream parsing being carried out to the space of a whole page, is parsed from space of a whole page byte stream
The information such as relative coordinate position, color space vector and the text type element of each group's element；
103: practical space of a whole page dimension information and regulation space of a whole page size that the method derived by coordinate is got are compared
Compared with if it is different, updating coordinate position according to new coordinate point value, this stylish space of a whole page size is to print defined space of a whole page ruler
It is very little；
104: calculating being updated to updated coordinate position again, bleeding value is configured, by amended version
Face carries out complementary modulus operation, and the space of a whole page after obtaining complementary modulus carries out color space conversion again.
In conclusion the embodiment of the present invention solves content inaccuracy, the space of a whole page in the preceding amendment of print at present through the above steps
The problem of complementary modulus correction time is long and the amendment of contribution complementary modulus largely relies on manual operation, realize contribution complementary modulus amendment before print
Full-automatic operation.
Embodiment 2
The scheme in embodiment 1 is further introduced below with reference to specific calculation formula, Fig. 1, it is as detailed below
Description:
It is getting in the space of a whole page after the coordinate information of all groups, is defining planar two dimensional coordinate system, all groups are being sat
Mark is mapped in new coordinate system by coordinate transform, arbitrarily determines coordinate center in new coordinate system at this time, available
4 coordinate informations of outer layer group, wherein referring to fig. 2, A is space of a whole page lower-left coordinate, and left point to mark the space of a whole page counterclockwise:
A(x1,y1),B(x2,y2),C(x3,y3),D(x4,y4)
Wherein, A (x1,y1) it is space of a whole page lower-left point coordinates；B(x2,y2) it is space of a whole page lower-right most point coordinate；C(x3,y3) it is that the space of a whole page is right
Upper coordinate；D(x4,y4) it is space of a whole page upper left point coordinate.
The size of space of a whole page outermost group (the as set of the included content of outmost turns element) is calculated by coordinate
Are as follows:
W=| x1-x2|, H=| y1-y4|
Wherein, W is developed width, and H is actual height.
Here illustrate the size of space of a whole page outermost group characterization space of a whole page actual pages, the size that will be calculated by parameter
Information is compared with defined size, if identical be not processed, using A point as data original coordinate if different, with new
Dimensional parameters derive residue B, and the coordinate of C, D, it is as follows that point updates coordinate:
A(x1,y1),B(x1+w,y1),C(x1+w,y1+d),D(x1,y1+d)
Wherein, d is specified altitude, and w is defined width.
Position coordinate is written to the target space of a whole page again according to new coordinate points, this stylish page size is to print rule
Fixed size.
Following step is to be arranged on the basis of predetermined size plus bleeding, and it is 2 that bleeding value is arranged here, and point is more
Newly are as follows:
The errorless situation of size:
A(x1,y1),B(x2+1,y2),C(x3,y3),D(x4,y4+1)
The case where adding bleeding after the wrong adjustment of size:
A(x1,y1),B(x1+w+1,y1),C(x1+w,y1+d),D(x1,y1+d+1)
Point is updated/written in the space of a whole page, original left side parameter is replaced, that is, completes the setting of bleeding.
After completing size adjusting and the setting of bleeding value, complementary modulus operation is carried out, obtains space of a whole page outermost group again first
Four updated points of element:
A(x1',y1'),B(x2',y2'),C(x3',y3'),D(x4',y4')
Calculate space of a whole page size at this time:
W'=| x1'-x2' |, h'=| y1'-y4'|
Here complementary modulus is input with the real area s of the space of a whole page, compared with actual modulus, here with width complementary modulus for 92
Multiple m, be illustrated for the multiple n that height complementary modulus is 56, can also be according to the needs in practical application when specific implementation
It is set as other numerical value, the embodiment of the present invention is without limitation.
S=w' × h'
Traversal meets the modulus area value of following formula, with minimum area for final complementary modulus result:
s≤min{m×n×92×56|1≤m≤15,1≤n≤15}
After meeting above-mentioned condition, complementary modulus parameter m, n are obtained, then 4 points of new complementary modulus seats are established for initial origin with A point
Mark, 4 coordinates of complementary modulus of generation are as follows:
AIt mends(x1',y1'),BIt mends(x2'+m×92,y2'),CIt mends(x3',y3'),DIt mends(x4',y4'+n×56)
4 coordinates of complementary modulus are written in layout data, and the background of the rectangular area of 4 coordinates of complementary modulus formation is set
Color is white, i.e. complementary modulus is completed.
The color space for reading the space of a whole page, if color space does not meet color space as defined in the space of a whole page, to current color
Color space is converted, and turns CMYK (C. cyan (Cyan) with RGB (R. red (Red) G. green (Green) B. is blue (Blue))
M. carmetta (Magenta) Y. yellow (Yellow) K. black (blacK)) for, turn used here as transition matrix function F (x)
Colour changing color space:
Simultaneously by the text type parameter in the space of a whole page, vector type parameter is converted to, then color space is converted, word attribute
Turn vector operation completion.
In conclusion the embodiment of the present invention detects the error that human eye can not recognize, and accurately correct, improves original text before print
The amendment accuracy of the part space of a whole page, reduces the error rate of contribution.
It will be appreciated by those skilled in the art that attached drawing is the schematic diagram of a preferred embodiment, the embodiments of the present invention
Serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. contribution space of a whole page automatic correcting method before a kind of print, which is characterized in that the described method comprises the following steps:
The specifications parameter that the regulation parameter of the acquisition space of a whole page, the as space of a whole page will be printed correctly；
Byte stream parsing is carried out to the space of a whole page, therefrom parse the relative coordinate position of each group's element, color space vector, with
And text type element；
It is compared the practical space of a whole page dimension information got is derived by coordinate with regulation space of a whole page size, if it is different, according to
New coordinate point value updates coordinate position, this stylish space of a whole page size is to print defined space of a whole page size；
Calculating is updated to updated coordinate position again, then bleeding value is configured, by the amended space of a whole page into
Row complementary modulus operation, the space of a whole page after obtaining complementary modulus carry out color space conversion again.
2. contribution space of a whole page automatic correcting method before a kind of print according to claim 1, which is characterized in that will be pushed away by coordinate
It leads the practical space of a whole page dimension information got to be compared with regulation space of a whole page size, if it is different, updating according to new coordinate point value
Coordinate position specifically:
Space of a whole page outermost group characterizes the practical space of a whole page size of the space of a whole page, the practical space of a whole page size that the method derived by coordinate is obtained
Information is compared with regulation space of a whole page size；
It is not processed if size is identical, using A point as data original coordinate if size difference, is derived with predetermined size parameter surplus
The coordinate of remaining B point C point D point；
Original coordinate is updated according to new coordinate point value, then the space of a whole page is modified according to regulation space of a whole page size, this is stylish
Space of a whole page size is to print defined space of a whole page size.
3. contribution space of a whole page automatic correcting method before a kind of print according to claim 2, which is characterized in that the space of a whole page is outermost
The size of side group group are as follows:
W=| x1-x2|, H=| y1-y4|
Wherein, W is developed width, and H is actual height, (x1,y1) it is space of a whole page lower-left point coordinates；(x4,y4) it is that space of a whole page upper left point is sat
Mark.
4. contribution space of a whole page automatic correcting method before a kind of print according to claim 2, which is characterized in that described according to new
Coordinate point value updates original coordinate specifically:
A(x1,y1),B(x1+w,y1),C(x1+w,y1+d),D(x1,y1+d)
Wherein, d is specified altitude, and w is defined width.
5. contribution space of a whole page automatic correcting method before a kind of print according to claim 4, which is characterized in that described to bleeding value
It is configured specifically:
Size is errorless, and coordinate value is constant；
The case where size is wrong, and bleeding is added after adjustment:
A(x1,y1),B(x1+w+1,y1),C(x1+w,y1+d),D(x1,y1+d+1)。
6. contribution space of a whole page automatic correcting method before a kind of print according to claim 4, which is characterized in that the complementary modulus operation
Specifically:
Traversal meets the modulus area value of following formula, is final complementary modulus as a result, setting printing single mode dimensions as 92 with minimum area
× 56, wide high maximum modulus is all 15 moulds:
s≤min{m×n×92×56|1≤m≤15,1≤n≤15}
Complementary modulus parameter m, n are obtained, then 4 coordinates of new complementary modulus, 4 coordinates of complementary modulus of generation are established for initial origin with A point
Are as follows:
AIt mends(x1',y1'),BIt mends(x2'+m×92,y2'),CIt mends(x3',y3'),DIt mends(x4',y4'+n×56)；
4 coordinates of complementary modulus are updated into the space of a whole page, and the background colour of complementary modulus rectangular area is set for white.
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