CN102117032B - method for improving printing quality and related printing system - Google Patents
method for improving printing quality and related printing system Download PDFInfo
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- CN102117032B CN102117032B CN201010001503.2A CN201010001503A CN102117032B CN 102117032 B CN102117032 B CN 102117032B CN 201010001503 A CN201010001503 A CN 201010001503A CN 102117032 B CN102117032 B CN 102117032B
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Abstract
The invention relates to a method for improving printing quality and related printing system, wherein the method for improving printing quality comprises the following steps: an application device transmits a primary image consists of a plurality of printing pixels to a printing driving device; the printing driving device sets a plurality of printing pixels as a plurality of first printing points; the printing driving device detects an edge of the primary image and sets a plurality of printing pixels corresponding to the edge as a plurality of second printing points; and the printing driving device produces a to-be-printed image according to plurality of first printing points and plurality of second printing points.
Description
Technical field
The present invention relates to a kind of method and relevant print system thereof of improving print quality, particularly relate to a kind of print point of setting up to improve method and the relevant print system thereof of print quality.
Background technology
When user operates word processor (as Word) or image processing software (as CorelDraw etc.) and wants to carry out the printing of coloured image, the vision facilities interface that the driver of printer provides (Graphics Device Interface, GDI) letter formula, as Application Programming Interface (the Applica t i0n Programming Interface that is used for setting-out or makes one's cross, API), can be used to produce image to be printed, yet when printer is when printing the less word of the lines be only comprised of single row (column) pixel (pixel) or font, due in print procedure, coloured image can pass through the setting parameter that the photoelectronic imaging of printer own was processed and be limited to shadow tone (Halftone), therefore can print lines discontinuous and word edge or the unsharp situation of tone, thereby affect the general performance of printer on color print image.
On the other hand, when user's operating application program is wanted to carry out the printing of gray scale image, application program can directly be sent to driver to carry out follow-up printing flow process by processed whole page image.Now, if include lines or the less word of font that single row (column) pixel forms in gray scale image, as mentioned above, its print result also can be because of need process halftone process and the setting parameter that is limited to the photoelectronic imaging of printer own, and occur that the discontinuous and word edge of lines or tone print situation not clearly, thereby reduce printer for the whole print quality of gray scale image.
Although above-mentioned Printing Problem can improve by changing the mode of the setting parameter of the photoelectronic imaging of printer own, as increase the time shutter etc., yet the method for this change hardware setting can easily cause the Carbon dust pollution of printer, thereby reduces the serviceable life of printer.
Therefore, how to improve the edge of the discontinuous printing of above-mentioned lines and word or tone not clearly situation be one of current printer important topic on lines, word and gray scale image are printed.
Summary of the invention
The invention provides a kind of method of improving print quality, it includes an application apparatus and transmits original image to printing drive unit, and this original image is comprised of a plurality of print pixel; It is a plurality of the first print points that this printing drive unit is set the plurality of print pixel; This printing drive unit detects an edge of this original image; This printing drive unit is according to a plurality of neighbors that should edge are set to corresponding a plurality of the second print points; And this printing drive unit produces an image to be printed according to the plurality of the first print point and the plurality of the second print point.
The present invention also provides a kind of print system of improving print quality, and it includes an application apparatus, and it is used for transmitting an original image, and this original image is comprised of a plurality of print pixel; One prints drive unit, and it is used for processing this original image, and this printing drive unit includes an edge detection unit, and it is used for detecting an edge of this original image; One print point setup unit, it is used for setting the plurality of print pixel is a plurality of the first print points and according to a plurality of neighbors that should edge are set to corresponding a plurality of the second print points; And a print image generation unit, it is used for producing an image to be printed according to the plurality of the first print point and the plurality of the second print point; And a printing equipment, it is used for printing this image to be printed.
Accompanying drawing explanation
Fig. 1 is the function block schematic diagram of print system of the present invention.
Fig. 2 is that the present invention utilizes print system shown in Fig. 1 to set up the process flow diagram of the method for print point.
Fig. 3 for this original image be a horizontal line, a vertical bar and an oblique line bar and through the contrast schematic diagram after setting up print point and processing of the present invention.
Fig. 4 is that a word is through the contrast schematic diagram of setting up after print point is processed of the present invention.
Fig. 5 is the schematic diagram of the gamma proof list of preferred embodiment of the present invention.
Fig. 6 is that another embodiment of the present invention utilizes print system shown in Fig. 1 to set up the process flow diagram of the method for print point.
Fig. 7 for this original image be a gray scale image and through the contrast part schematic diagram after setting up print point and processing of the present invention.
Reference numeral explanation
10 print system 12 application apparatus
14 print drive unit 16 printing equipments
18 edge detection unit 20 print point setup units
22 print image generation units
Step 200,202,204,206,208,210,212,214,216,218,220
Step 600,602,604,606,608,610,612
Embodiment
Refer to Fig. 1, it is for the function block schematic diagram of the present invention's one print system 10.As shown in Figure 1, print system 10 includes an application apparatus 12, and prints drive unit 14, and a printing equipment 16; Application apparatus 12 is used for transmitting an original image to printing drive unit 14, this original image is comprised of a plurality of print pixel, in this embodiment, application apparatus 12 can form of software present, as being preferably a word processor (as Word etc.) or an image processing software (as C0reldraw etc.); Print drive unit 14 and be used for processing this original image transmitting from application apparatus 12, to control printing equipment 16, carry out relevant image printing, printing drive unit 14 can be preferably a printer driver software, as shown in Figure 1, print drive unit 14 and include an edge detection unit 18, a print point setup unit 20, and a print image generation unit 22; Edge detection unit 18 is used for detecting the edge of this original image; The plurality of print pixel that print point setup unit 20 is used for setting this original image is a plurality of the first print points, and according to a plurality of neighbors at the detected edge of the above-mentioned edge detection unit 18 of correspondence, sets corresponding a plurality of the second print points; Print image generation unit 22 is used for producing an image to be printed according to the plurality of the first print point and the plurality of the second print point; Printing equipment 16 is used for printing this image to be printed, and in this embodiment, printing equipment 16 is preferably printed drive unit 14 to accept a printer or the multifunctional paper feeding machine of its control for being compatible with.
Then, refer to Fig. 2, it sets up the process flow diagram of the method for print point for the present invention utilizes print system shown in Fig. 1 10.
The step of the method is described in detail as follows.First, in step 200, when user utilizes application apparatus 12 to carry out the printing of an original image, application apparatus 12 can be sent to this original image to print drive unit 14, to carry out the printing flow process of subsequent control printing equipment 16, printing after drive unit 14 receives this original image that application apparatus 12 transmits, the print point setup unit 20 of printing in drive unit 14 will be set as the plurality of the first print point (step 202) by the plurality of print pixel that forms this original image, use the ink dot of controlling printing equipment 16 required printings according to the plurality of the first print point, in this simultaneously, edge detection unit 18 will judge that this original image is that application apparatus 12 is called out and printed the lines that a setting-out application programming interface of drive units 14 produces or call out and print one of drive unit 14 word (step 204) that application programming interface produces of making one's cross, when edge detection unit 18, judging this original image is that application apparatus 12 is called out while printing the lines that this setting-out Application Programming Interfaces of drive units 14 produces, edge detection unit 18 will be set these lines for an edge (step 206) of this original image, and print point setup unit 20 will be according to a plurality of neighbors that should edge are set to corresponding a plurality of the second print points (step 210).
It should be noted that, in step 206 and step 210, the edge judgement of this original image and the setting meeting of the plurality of the second print point be according to the difference of lines character and different, is below to take this original image to carry out the detailed description of step 206 and step 210 as a horizontal line, a vertical bar or an oblique line bar as example.
First, refer to Fig. 3, its for this original image be a horizontal line, one vertical bar and an oblique line bar and through the contrast schematic diagram after setting up print point and processing of the present invention, as shown in Figure 3, at this original image, without of the present invention, set up before print point processing, this original image is the horizontal line that single row/column print pixel forms, one vertical bar or an oblique line bar (as shown in Fig. 3 left-side images), now, edge detection unit 18 will be directly by this horizontal line being comprised of the plurality of print pixel, this vertical bar or this oblique line bar are set as the edge of this original image, and in this embodiment, if this original image is this horizontal line or this vertical bar, print point setup unit 20 is preferably set as the plurality of neighbor of next row/column of the plurality of print pixel of correspondence corresponding a plurality of the second print points (as shown in Fig. 3 image right).If this original image is this oblique line bar, print point setup unit 20 can change the next column pixel of each print pixel is considered as to corresponding neighbor, and respectively each neighbor is set as to the second print point so that the lines of new print change print on this oblique line bar above.
In brief, no matter this original image is a horizontal line, a vertical bar, an or oblique line bar, printing drive unit 14 all can be according to above-mentioned edge judgment principle to produce corresponding the plurality of the second print point, but the second print point establishing method of the present invention is not restricted to the described embodiments, and it also can change to the method that other can reach similar effect.For example, print point setup unit 20 can change the plurality of neighbor of the lastrow of the horizontal line of this original figure line is set as to corresponding a plurality of the second print points so that the lines of new print change print on this horizontal line above; Also maybe the plurality of neighbor of the previous column of the vertical bar of this original image is set as to corresponding a plurality of the second print points, so that the lines of new print change the left side that prints on this vertical bar; Also or this original image be an oblique line bar, print point setup unit 20 can change the next line pixel of each print pixel is considered as to corresponding neighbor, and respectively each neighbor is set as to the second print point so that the lines of new print change print on this oblique line bar below.As for adopting which kind of method, depending on the practical application of print system 10.
Next, after completing the setting of the plurality of the second print point, print point setup unit 20 can be set the plurality of the second corresponding color value of print point (step 212) according to the corresponding color value of the plurality of the first print point, for example can make the print colors of the second print point of extra new print consistent with the print colors of the first print point, so can reach the printing effect that increases line thickness.
After completing the related setting of above-mentioned the plurality of the first print point and the plurality of the second print point, print image generation unit 22 will produce a corresponding image to be printed (step 218) according to the plurality of the first print point and the plurality of the second print point; Finally, from step 220, printing drive unit 14 can be according to the ink dot of these image control printing equipment 16 required printings to be printed (being the plurality of the first print point and the plurality of the second print point) to print this image to be printed, to use the object that reaches the lines print span that increases this original image.In sum, by the equal printing type of the lines identical with original lines of the color of a side new print at original lines and length, the line thickness that printing equipment 16 prints can increase accordingly, use making the lines that printing equipment 16 prints can be more clear and continuous, and then improve the picture quality of printing equipment 16 on lines are printed.
Refer to again Fig. 2.In print system 10, completed step 200 to step 204, when edge detection unit 18, judging this original image is that application apparatus 12 is called out and printed the word that this application programming interfaces of making one's cross of drive units 14 produces, edge detection unit 18 will be set respectively and be positioned at each row of this original image and last print pixel of every a line (or selecting an execution) and be positioned at last row of this original image and the print pixel of last column (or selecting an execution) is the edge (step 208) of this original image, and print point setup unit 20 will be according to a plurality of neighbors that should edge are set to corresponding a plurality of the second print points (step 214).For instance, refer to Fig. 4, its for this original image be a word and through the contrast schematic diagram after setting up print point and processing of the present invention, as shown in Figure 4, this original image is the word of " 1 ", and as shown in Fig. 4 left-side images, and application apparatus 12 is in 0 mode of arranging with 1 array, to present corresponding font (0 represents unprinted dot, 1 representative printing point), and simultaneously its corresponding text color value is together imported into and printed in drive unit 14, next, in this embodiment, edge detection unit 18 will be respectively will be positioned at last print pixel of each row of this original image and the edge that the print pixel that is positioned at last row of this original image is set as this original image, and print point setup unit 20 will be set as the plurality of the second print point by corresponding a plurality of neighbors according to this detected next edge, the numerical value that meaning is about to corresponding a plurality of neighbors changes 1 (as shown in Fig. 4 image right) into from 0, thus, the word size of this original image will increase to from the size as shown in Fig. 4 left-side images the size as shown in Fig. 4 image right.
Next, after completing the step of setting up the plurality of the second print point, print point setup unit 20 can carry out color adjustment (step 216) for the plurality of the first print point and the plurality of the second print point according to a gamma proof list (Gamma Table).Description about above-mentioned gamma proof list, refer to Fig. 5, it is the schematic diagram of the gamma proof list of a preferred embodiment of the present invention, as shown in Figure 5, gamma proof list is the corresponding curve map of a text color input and output value, wherein the less representative color of numerical value is darker, numerical value more representative color is more shallow, and when the gamma value of gamma proof list is less than 1, its color depth of exporting will be greater than the color depth that it is inputted, use the effect that reaches the print colors of deepening word, otherwise, when the gamma value of gamma proof list is greater than 1, its color depth of exporting will be less than the color depth that it is inputted, use the effect of the print colors that reaches desalination word, and in this embodiment, it is 0.6 gamma proof list that print system 10 is preferably used gamma value, even the gamma proof list with the effect of deepening word print colors for meaning.For instance, as shown in Figure 5, the input value of supposing the text color of this original image is 200, and the text color output valve that the color adjustment of process gamma proof list produces will change to 135 as illustrated in fig. 5, so can deepen the corresponding print colors of this original image.
Next, same as above, after completing the related setting of above-mentioned the plurality of the first print point and the plurality of the second print point, print image generation unit 22 will produce a corresponding image to be printed (step 218) according to the plurality of the first print point and the plurality of the second print point, and then in step 220, print this image to be printed that drive unit 14 can produce according to print image generation unit 22, control the ink dot (being the plurality of the first print point and the plurality of the second print point) of printing equipment 16 required printings and treat row image to print this, use and reach the printing effect object more clearly that makes this original image.
In sum, the mode of setting up print point by the right side at inherited literal and bottom side, the character size that printing equipment 16 prints can increase accordingly, use the word that printing equipment 16 is printed more clear, and then the print quality of strengthening print system 10 on word is printed.
It is worth mentioning that; above-described embodiment also can not be limited to the method for setting up print point in right side and the bottom side of inherited literal of using; it also can change to and use other can reach the method for similar effect; as changed at left side and the upside of inherited literal, set up print point etc.; meaning is so long as set up the method for print point in a side of inherited literal; all applicable to the present invention and all belong to the category that the present invention protects, as for adopting which kind of method, depending on the practical application of print system 10.In addition, the setting of the gamma value of above-mentioned gamma proof list also can be according to the printing demand of print system 10 and adjust to some extent, uses gamma value to be greater than 1 gamma proof list with the print colors of desalination word, to receive the effect of saving carbon dust as changed.
Finally, refer to Fig. 6, it utilizes print system shown in Fig. 1 10 for another embodiment of the present invention and sets up the process flow diagram of the method for print point, and the method includes the following step.
Step 600: application apparatus 12 transmits an original image to print point setup unit 20;
Step 602: a plurality of print pixels that print point setup unit 20 is set this original image are a plurality of the first print points;
Step 604: edge detection unit 18 is in this original image of judgement while being a gray scale image, the edge that the print pixel that in the print pixel that the GTG value of setting respectively next line pixel in each row of this original image is 0 and every a line, the GTG value of next column pixel is 0 is this original image;
Step 606: print point setup unit 20 is according to a plurality of neighbors that should edge are set to corresponding a plurality of the second print points;
Step 608: the corresponding GTG value of print pixel that in the corresponding GTG value of print pixel that print point setup unit 20 is 0 according to the GTG value of next line pixel in each row of this original image and every a line of this original image, the GTG value of next column pixel is 0, set the corresponding corresponding GTG value of each the second print point;
Step 610: print image generation unit 22 produces an image to be printed according to the plurality of the first print point and the plurality of the second print point;
Step 612: print drive unit 14 and drive printing equipment 16 to print this image to be printed.
From Fig. 2 and Fig. 6, this embodiment and above-described embodiment difference are mainly the content of step 604 and step 608, therefore be below only described in detail for step 604 and step 608, as for other step, because it is identical with the step shown in Fig. 2, therefore be, simplified illustration, therefore repeat no more in this.Different from above-described embodiment is, when this raw video is a gray scale image, even if include lines or word in this original image, print drive unit 14 and can directly receive this gray scale image that application apparatus 12 has been anticipated, and do not need to call out and print the setting-out of drive unit 14 or the flow process of the application programming interface of making one's cross through application apparatus 12.
Application apparatus 12 transmit these original images to print point setup unit 20 (step 600) and print point setup unit 20 set a plurality of print pixels that form these gray scale images be a plurality of the first print points (step 602) afterwards, it is the edge (step 604) of this original image that edge detection unit 18 will be set respectively the print pixel (being vertical scanning analysis) that the GTG value of next line pixel in print pixel (being horizontal scanning analysis) that the GTG value of next column pixel in every a line of this original image is 0 and each row is 0, print point setup unit 20 is can be according to a plurality of neighbors that should edge are set to corresponding a plurality of the second print points (step 606), and the corresponding GTG value of print pixel that in the corresponding GTG value of print pixel that is 0 according to the GTG value of next line pixel in each row of this original image and every a line of this original image, the GTG value of next column pixel is 0, set each corresponding second corresponding GTG value of print point (step 608), the explanation that its related scans is set can be consulted Fig. 7, its for this original image be a gray scale image and through the contrast part schematic diagram after setting up print point and processing of the present invention, wherein Fig. 7 left-side images is the schematic diagram of a certain image border wherein in this original image, and " N " represents the corresponding GTG value of this print pixel (i.e. the first print point).First, edge detection unit 18 can first be carried out above-mentioned horizontal scanning analysis for this original image, when edge detection unit 18 is scanned up to the first print point that is positioned at Fig. 7 left-side images upper left corner, now, because the GTG value of the next column pixel of this first print point is 0, so edge detection unit 18 will be judged to be this first print point the edge of this original image, and the print pixel that is 0 by the GTG value of next column pixel is judged to be corresponding neighbor, and from step 606 and step 608, print point setup unit 20 will be set as this neighbor the second print point (as shown in Fig. 7 intermediate image) that GTG value equals " N ".
After completing above-mentioned horizontal scanning analysis, edge detection unit 18 will then be carried out vertical scanning analysis as above for this original image, when edge detection unit 18 is scanned up to the first print point that the GTG value that is positioned at Fig. 7 intermediate image upper left corner is " N ", now, because the GTG value of the next line pixel of this first print point is 0, therefore edge detection unit 18 will be judged to be this first print point the edge of this original image, and the print pixel that is then 0 by the GTG value of next line pixel is judged to be corresponding neighbor, and this neighbor is set as to the second print point (as shown in Fig. 7 image right) that GTG value equals " N ", in like manner, when edge detection unit 18 is then scanned up to the second print point that the GTG value that is positioned in the middle of Fig. 7 intermediate image is " N ", now, because the GTG value of the next line pixel of this second print point is 0, therefore edge detection unit 18 will be judged to be this second print point the edge of this original image, and the print pixel that is then 0 by the GTG value of next line pixel is judged to be corresponding neighbor, and this neighbor is set as to the second print point (as shown in Fig. 7 image right) that GTG value equals " N ".
In sum, the edge of this original image will be equal to from four the GTG values that have that only have single print point to change to as shown in Fig. 7 image right as shown in Fig. 7 left-side images " N " print point, by that analogy, so long as the image border that edge detection unit 18 is judged according to above-mentioned edge judgment principle, above-mentioned print point to set up step all applicable.
Next, same as above, after completing the related setting of above-mentioned the plurality of the first print point and the plurality of the second print point, print image generation unit 22 will produce this corresponding image to be printed (step 610) according to the plurality of the first print point and the plurality of the second print point, and the ink dot of these image control printing equipment 16 required printings to be printed that printing drive unit 14 can produce according to print image generation unit 22 is to print this image to be printed (step 612).Thus, the mode of setting up print point by the right side in original image border and bottom side, the edge of the image that printing equipment 16 prints can be more clear, and then improve the picture quality of printing equipment 16 on gray scale image is printed.It is worth mentioning that; above-described embodiment also can not be limited to the method for setting up print point in right side and the bottom side of image of using; it also can change to and use other can reach the method for similar effect; as changed at left side and the upside of original image, set up print point etc.; so long as set up the method for print point in a side of original image; all applicable to the present invention and all belong to the category that the present invention protects, as for adopting which kind of method, depending on the practical application of print system 10.
During the less word of the lines that form in printer printing list row (column) pixel compared to prior art or font, there will be the edge of the discontinuous printing of lines and word or tone not clearly situation occur, utilization of the present invention in original image border, set up print point setting (as the color of a side new print at lines and length all lines identical with original lines or at the edge of word, set up print point), so that the lines that printing equipment prints, word or gray scale image all can be more clear and continuous.Thus, not only can avoid edge or the tone situation generation not clearly of the discontinuous printing of above-mentioned lines and word, thereby improve the print quality of printer on image printing, simultaneously, because the present invention is that mode by software set increases the printing sharpness of lines, word and gray scale image and do not need to change the hardware setting of printer, therefore also can not have influence on serviceable life and the stability of printer.
The foregoing is only preferred embodiment of the present invention, all equalizations of doing according to claim of the present invention change and modify, and all should belong to covering scope of the present invention.
Claims (26)
1. a method of improving print quality, it includes:
One application apparatus transmits original image to printing drive unit, and this original image is comprised of a plurality of print pixel;
It is a plurality of the first print points that this printing drive unit is set the plurality of print pixel;
This printing drive unit detects an edge of this original image;
This printing drive unit is according to a plurality of neighbors that should edge be positioned at outside this original image are set to corresponding a plurality of the second print points; And
This printing drive unit produces an image to be printed according to the plurality of the first print point and the plurality of the second print point.
2. the method for claim 1, also includes:
This printing drive unit drives a printing equipment to print this image to be printed.
3. the method for claim 1, this edge that wherein this printing drive unit detects this original image includes:
This printing drive unit is in the plurality of print pixel of judgement when calling out via this application apparatus the lines that a setting-out Application Programming Interface forms, and setting these lines is this edge.
4. method as claimed in claim 3, wherein this printing drive unit is according to setting corresponding the plurality of the second print point and include should edge being positioned at the plurality of neighbor outside this original image:
The next line pixel that this printing drive unit is set corresponding the plurality of print pixel when these lines are a horizontal line is the plurality of neighbor.
5. method as claimed in claim 3, wherein this printing drive unit is according to setting corresponding the plurality of the second print point and include should edge being positioned at the plurality of neighbor outside this original image:
The next column pixel that this printing drive unit is set corresponding the plurality of print pixel when these lines are a vertical bar is the plurality of neighbor.
6. method as claimed in claim 3, wherein this printing drive unit is according to setting corresponding the plurality of the second print point and include should edge being positioned at the plurality of neighbor outside this original image:
The next column pixel that this printing drive unit is set respectively each print pixel when these lines are an oblique line bar is corresponding neighbor.
7. method as claimed in claim 3 also includes:
This printing drive unit is set the corresponding color value of the plurality of the second print point according to the corresponding color value of the plurality of the first print point.
8. the method for claim 1, this edge that wherein this printing drive unit detects this original image includes:
This printing drive unit in the plurality of print pixel of judgement for calling out one via this application apparatus while making one's cross the word that application programming interface forms, this edge that last print pixel of setting each row of this original image is this original image; And
This printing drive unit is set the print pixel of last row that are positioned at this original image for this edge of this original image.
9. method as claimed in claim 8, also includes:
This printing drive unit carries out color adjustment according to a gamma proof list for this image to be printed.
10. the method for claim 1, this edge that wherein this printing drive unit detects this original image includes:
This printing drive unit in this original image of judgement for by the plurality of print pixel, formed a gray scale image time, this edge that to set print pixel that in each row of this original image, the GTG value of next line pixel is 0 be this original image.
11. methods as claimed in claim 10, wherein this printing drive unit is according to setting corresponding the plurality of the second print point and include should edge being positioned at the plurality of neighbor outside this original image:
This printing drive unit, according to the corresponding GTG value of print pixel that in each row of this original image, the GTG value of next line pixel is 0, is set the GTG value of each corresponding the second print point.
12. the method for claim 1, this edge that wherein this printing drive unit detects this original image includes:
This printing drive unit in this original image of judgement for by the plurality of print pixel, formed a gray scale image time, this edge that the print pixel that the GTG value of setting next column pixel in every a line of this original image is 0 is this original image.
13. methods as claimed in claim 12, wherein this printing drive unit is according to setting corresponding the plurality of the second print point and include should edge being positioned at the plurality of neighbor outside this original image:
The corresponding GTG value of print pixel that this printing drive unit is 0 according to the GTG value of next column pixel in every a line of this original image, sets the GTG value of each corresponding the second print point.
The 14. 1 kinds of print systems that can improve print quality, it includes:
One application apparatus, it is used for transmitting an original image, and this original image is comprised of a plurality of print pixel;
One prints drive unit, and it is used for processing this original image, and this printing drive unit includes:
One edge detection unit, it is used for detecting an edge of this original image;
One print point setup unit, it is used for setting the plurality of print pixel is a plurality of the first print points and according to a plurality of neighbors that should edge be positioned at outside this original image are set to corresponding a plurality of the second print points; And
One print image generation unit, it is used for producing an image to be printed according to the plurality of the first print point and the plurality of the second print point; And
One printing equipment, it is used for printing this image to be printed.
15. print systems as claimed in claim 14, wherein this edge detection unit is used in the plurality of print pixel of judgement when calling out via this application apparatus the lines that a setting-out Application Programming Interface forms, and setting these lines is this edge.
16. print systems as claimed in claim 15, to be wherein used for setting the next line pixel of corresponding the plurality of print pixel when these lines are a horizontal line be the plurality of neighbor to this print point setup unit.
17. print systems as claimed in claim 15, to be wherein used for setting the next column pixel of corresponding the plurality of print pixel when these lines are a vertical bar be the plurality of neighbor to this print point setup unit.
18. print systems as claimed in claim 15, to be wherein used for setting respectively the next column pixel of each print pixel when these lines are an oblique line bar be corresponding neighbor to this print point setup unit.
19. print systems as claimed in claim 15, wherein this print point setup unit is used for setting the corresponding color value of the plurality of neighbor according to the corresponding color value of the plurality of print pixel.
20. print systems as claimed in claim 14, wherein this edge detection unit is used in the plurality of print pixel of judgement as calling out one via this application apparatus while making one's cross the word that application programming interface forms, and sets respectively last print pixel of each row that is positioned at this original image and is positioned at this edge that the print pixel of last row of this original image is this original image.
21. print systems as claimed in claim 20, wherein this print point setup unit is used for for the plurality of the first print point and this second print point, carrying out color adjustment according to a gamma proof list.
22. print systems as claimed in claim 14, wherein this edge detection unit be used in this original image of judgement for by the plurality of print pixel, formed a gray scale image time, this edge that to set print pixel that in each row of this original image, the GTG value of next line pixel is 0 be this original image.
23. print systems as claimed in claim 22, wherein this print point setup unit is used for setting the corresponding GTG value of each corresponding neighbor according to the corresponding GTG value of print pixel that in each row of this original image, the GTG value of next line pixel is 0.
24. print systems as claimed in claim 14, wherein this edge detection unit be used in this original image of judgement for by the plurality of print pixel, formed a gray scale image time, this edge that the print pixel that the GTG value of setting next column pixel in every a line of this original image is 0 is this original image.
25. print systems as claimed in claim 24, wherein this print point setup unit corresponding GTG value of print pixel that to be used for according to the GTG value of next column pixel in every a line of this original image be 0, sets the corresponding GTG value of each corresponding neighbor.
26. print systems as claimed in claim 14, wherein this application apparatus is a word processor or an image processing software.
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| CN201010001503.2A CN102117032B (en) | 2010-01-04 | 2010-01-04 | method for improving printing quality and related printing system |
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| CN201010001503.2A CN102117032B (en) | 2010-01-04 | 2010-01-04 | method for improving printing quality and related printing system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1291732A (en) * | 1999-10-06 | 2001-04-18 | 三星电子株式会社 | Circuit and method of grey scale image in multiposition processing laser printing machine |
| EP2003869A1 (en) * | 2007-06-14 | 2008-12-17 | Samsung Electronics Co., Ltd. | Method and apparatus for processing an image |
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| US5708931A (en) * | 1996-07-26 | 1998-01-13 | Xerox Corporation | Magnetic imaging member |
| JP5049579B2 (en) * | 2006-12-19 | 2012-10-17 | キヤノン株式会社 | Data generation method and data generation apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1291732A (en) * | 1999-10-06 | 2001-04-18 | 三星电子株式会社 | Circuit and method of grey scale image in multiposition processing laser printing machine |
| EP2003869A1 (en) * | 2007-06-14 | 2008-12-17 | Samsung Electronics Co., Ltd. | Method and apparatus for processing an image |
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| JP特开平10-73993A 1998.03.17 |
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