JP2012068998A - Document processing device and document processing program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a document processing device and a document processing program capable of controlling preview display so that printing can be appropriately instructed.SOLUTION: A document processing device for instructing printing of a document, comprises: a display unit for displaying an image to be printed when printing the document on a printing medium on predetermined printing conditions; an image analysis unit for analyzing characteristics of the image; a warning determination unit for comparing the analyzed characteristics of the image with preset warning conditions to determine whether the characteristics of the image match the warning conditions; and a display control unit for making the display unit display the image before instructing printing of the document when the characteristics of the image match the warning conditions.

Description

  The present invention relates to a document processing apparatus and a document processing program, and more particularly to a document processing apparatus capable of displaying a preview when a document print instruction is issued, and a printer driver operating in the document processing apparatus.

  Printing apparatuses (hereinafter referred to as image forming apparatuses) having a printer function, a scanner function, and the like have become widespread. When printing using this image forming apparatus, a document is first created on a client computer connected to a network, and a print job in a page description language (PDL) format is created using a printer driver. Convert and send to the image forming apparatus. The image forming apparatus receives a print job, rasterizes the print job (bitmap development), generates image data, and outputs the image data to a paper medium.

  Here, since the image forming apparatus executes printing according to the print job created by the printer driver, for example, there are many margins, characters protrude from the paper or the print area, the character size is small, and it is difficult to read, etc. Even if a document is created improperly, it may be output as it is, and printing may be wasted. From such a background, before sending a print job to the image forming apparatus, a method is used in which an output image (preview) of a document is displayed on the printer driver setting screen to prompt the user to confirm the suitability of the document. ing.

  As a technique relating to such a preview, the following patent document 1 stores a processing target image, for example, an image requested to be printed from the outside via the communication interface 16, an image obtained by reading with the scanner unit 13, and a hard disk 23H. When the preview image is displayed on the display unit 12, it is determined whether or not a condition such as whether the processing target image is a confidential document or whether the file user name is the same as the job owner name is satisfied, An image processing apparatus that controls to automatically perform a preview display when the above condition is satisfied is disclosed.

JP 2006-340220 A

  As described above, displaying a preview prior to sending a print job is important for preventing unnecessary printing. However, in the method of always displaying a preview and confirming the preview before instructing printing. , Printing can not be performed quickly. In addition, since it is rare that the document is improperly created, the method of always performing the preview display may give an instruction to print without sufficiently confirming the preview display due to familiarity. As described above, the method of always displaying the preview also has a problem that it is not possible to instruct printing properly.

  The technique of Patent Document 1 controls preview display according to the type of document and the user, and controls preview display according to image characteristics such as margin ratio, presence / absence of protrusion, and character size. Cannot solve the above problem.

  The present invention has been made in view of the above problems, and a main object thereof is to provide a document processing apparatus and a document processing program capable of controlling preview display so that printing can be appropriately instructed.

  In order to achieve the above object, the present invention provides a document processing apparatus that instructs printing of a document, and a display unit that displays an image to be printed when the document is printed on a print medium under a predetermined printing condition; An image analysis unit that analyzes the characteristics of the image, a warning determination unit that compares the analyzed characteristics of the image with preset warning conditions, and determines whether the characteristics of the image match the warning conditions; A display control unit for displaying the image on the display unit before instructing the printing of the document when the characteristics of the image match the warning condition.

  The present invention is also a document processing program that operates on a computer device including a display unit, and the computer device analyzes characteristics of an image printed when a document is printed on a print medium under a predetermined printing condition. An image analysis unit, a warning determination unit that compares the characteristics of the analyzed image with a preset warning condition, and determines whether the characteristic of the image matches the warning condition, and the characteristic of the image is the warning condition If they match, before the printing of the document is instructed, it is made to function as a display control unit that displays the image on the display unit.

  According to the document processing apparatus and the document processing program of the present invention, the preview display can be controlled so that printing can be appropriately instructed.

  The reason is that the document processing apparatus (printer driver) analyzes an image printed when a document is printed on a printing medium under predetermined printing conditions, and determines the area ratio of the margin area, the presence / absence of protrusion, the amount of protrusion, the character Image characteristics such as size are acquired, and the acquired image characteristics are compared with preset warning conditions. If the image characteristics match the warning conditions, the image is printed before instructing to print the document. This is because control for prompting the user to confirm is performed by displaying images and warning information.

1 is a diagram schematically illustrating a configuration of a printing system according to an embodiment of the present invention. It is a block diagram which shows the structure of the document processing apparatus which concerns on one Example of this invention. FIG. 3 is a block diagram illustrating functions of a printer driver that operates in a document processing apparatus according to an embodiment of the present invention. 1 is a block diagram illustrating a configuration of an image forming apparatus according to an embodiment of the present invention. It is a figure which shows an example of a warning condition table. It is a figure which shows an example of the screen (preview screen) displayed on the document processing apparatus which concerns on one Example of this invention. It is a figure which shows an example of the screen (warning setting screen) displayed on the document processing apparatus which concerns on one Example of this invention. It is a figure which shows an example of the screen (warning separate setting screen) displayed on the document processing apparatus which concerns on one Example of this invention. It is a flowchart figure which shows the operation | movement at the time of instruct | indicating printing from an application using the document processing apparatus concerning one Example of this invention. It is a flowchart figure which shows the operation | movement which sets warning conditions using the document processing apparatus concerning one Example of this invention. It is a flowchart figure which shows the operation | movement which edits warning conditions using the document processing apparatus concerning one Example of this invention.

  As shown in the background art, in order to prevent improper printing, a preview display is performed by a printer driver before a print job is transmitted. However, the method of always displaying a preview cannot perform printing promptly, and may cause improper printing to be missed due to familiarity, so that printing cannot be instructed properly. It was.

  Therefore, in one embodiment of the present invention, in a document processing apparatus having a function of performing a margin warning, an overflow warning, and a character size warning, which are eco functions for preventing unnecessary printing, in a print preview, Analyzing the image printed when printing on the printing medium under printing conditions, acquire the image characteristics such as margin ratio, presence / absence of protrusion, amount of protrusion, character size, etc., and preset the characteristics of the acquired image Compare the warning conditions, and if there is a page whose image characteristics match the warning conditions, display a preview of the printed image and display warning information as needed to prompt the user to confirm To do.

  In this way, only when it is considered necessary to confirm by the user, by performing the preview display, the speed of the printing work can be ensured, and the inertial operation by familiarity that occurs when the preview is always displayed. (Printing without confirmation even if a preview is displayed) can be prevented, and printing can be instructed appropriately.

  In order to describe the above-described embodiment of the present invention in more detail, a document processing apparatus and a document processing program according to an embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a diagram schematically illustrating a configuration of a printing system according to the present exemplary embodiment. FIGS. 2 and 3 are block diagrams illustrating a configuration of a document processing apparatus. FIG. 4 is a block diagram illustrating a configuration of an image forming apparatus. FIG. FIG. 5 is a diagram illustrating an example of a warning condition table, and FIGS. 6 to 8 are diagrams illustrating examples of a screen displayed on the display unit of the document processing apparatus. FIGS. 9 to 11 are flowcharts showing the operation of the document processing apparatus of this embodiment.

  As shown in FIG. 1, a printing system 10 according to the present embodiment includes one or a plurality of client devices (hereinafter referred to as a document processing device 20) that instructs printing of a document created by an application, and a document processing device 20. And one or a plurality of image forming apparatuses 40 such as a printer or a digital multi-function peripheral that executes printing in accordance with the above instruction. The document processing apparatus 20 and the image forming apparatus 40 are connected via a communication network 50 such as a LAN (Local Area Network) or a WAN (Wide Area Network). Hereinafter, each device will be described in detail.

[Document Processing Device]
As shown in FIG. 2, the document processing apparatus 20 includes a control unit 21, a storage unit 22, an operation unit 23, a display unit 24, a network I / F unit 25, and the like.

  The control unit 21 includes a CPU (Central Processing Unit) 21a and memories such as a ROM (Read Only Memory) 21b and a RAM (Random Access Memory) 21c. The CPU 21a creates an OS (Operating System) and a document. A device driver (printer driver) for controlling the application for controlling the image forming apparatus 40 is read from the ROM 21b or the storage unit 22, loaded into the RAM 21c, and executed.

  The storage unit 22 is configured by an HDD (Hard Disk Drive) or the like, and stores programs and data. In this embodiment, in particular, a table (hereinafter referred to as a warning condition table) that defines preview display conditions and warning criteria for each application is stored.

  FIG. 5 shows an example of the warning condition table. This warning condition table has members of “application name”, “preview display condition”, “margin warning”, “extrusion warning”, and “character size warning”. The unit record and the initial value (Default) record are held. “Preview display condition” defines whether or not to perform preview display, and there are choices of “Yes (when the warning condition is met)”, “Yes (always displayed)”, and “No”. Also, “margin warning”, “extrusion warning” and “character size warning” are information (analog of image) obtained by analyzing an image printed when a document is printed on paper (print medium) under a predetermined printing condition. Standards on whether or not to perform warning based on characteristics). In the “margin warning”, the ratio of the area of the area where text, graphics, images, and other objects are not formed to the area of the paper or the print area on the paper (margin ratio) exceeds a predetermined threshold. To warn. In the “extrusion warning”, a warning is given when an object is formed outside the paper or the print area on the paper. In the “character size warning”, a warning is issued when the character size is equal to or smaller than a predetermined threshold.

  The preview is displayed when the “preview display condition” is “Yes (when the warning condition is met)” and any of the warning conditions of “margin warning”, “extrusion warning”, or “character size warning” is met. Is displayed. When the “preview display condition” is “Yes (always displayed)”, a preview is displayed regardless of the characteristics of the image. When the “preview display condition” is “No”, the preview is not displayed regardless of the characteristics of the image.

  The operation unit 23 includes a keyboard, a mouse, and the like, and enables a setting operation related to document creation and printing.

  The display unit 24 includes an LCD (Liquid Crystal Display) or the like, and displays a printer driver setting screen, a preview screen, a warning setting screen, a warning individual setting screen, and the like, which will be described later.

  The network I / F unit 25 includes a NIC (Network Interface Card), a modem, and the like, and enables communication with the image forming apparatus 40, other computer apparatuses, servers, and the like.

  As shown in FIG. 3, the printer driver causes the control unit 21 of the document processing apparatus 20 to function as an input unit 32, a display control unit 33, a processing unit 34, an output unit 35, and the like.

  The input unit 32 receives document data created by the user from the application 31. This document is not limited to the one created by the application 31, and may be acquired from another computer device or server via the network I / F unit 25.

  The display control unit 33 performs control to display various screens on the display unit 24. The display control unit 33 includes a preview display control unit 33a, a warning condition setting unit 33b, and the like.

  The preview display control unit 33a displays a preview screen on the display unit 24 in accordance with the determination result of the warning determination unit 34b. FIG. 6 is an example of the preview screen 60. The preview screen 60 includes a preview unit 61, a warning unit 62, a warning unit 63, a delete button 64, a print button 65, and the like. The preview unit 61 displays an image (output image) formed on a sheet by the image forming apparatus 40. The warning unit 62 displays page information (warning information) that matches the warning condition. The warning unit 63 displays the number of pages (warning information) that matches the specified warning condition. The delete button 64 gives an instruction to cancel the print job. The print button 65 instructs the image forming apparatus 40 to transmit a print job.

  The warning condition setting unit 33b causes the display unit 24 to display a warning setting screen or a warning individual setting screen. FIG. 7 is an example of the warning setting screen 70. The warning setting screen 70 includes a list portion 71, an add button 72, a delete button 73, an edit button 74, an OK button 75, a cancel button 76, and the like, and manages warning conditions for each application. The list unit 71 displays the contents of the warning condition table shown in FIG. The add button 72 gives an instruction to newly add a warning condition. The delete button 73 gives an instruction to delete the warning condition selected in the list. The edit button 74 gives an instruction to edit the warning condition selected in the list. The OK button 75 instructs to update the warning condition table. The cancel button 76 gives an instruction to cancel the update of the warning condition table.

  FIG. 8 is an example of the individual warning setting screen 80 displayed when the add button 72 or the edit button 74 is pressed on the warning setting screen 70. The warning individual setting screen 80 includes an application list 81, a reference button 82, a preview display condition setting unit 83, a margin warning setting unit 84, a protrusion warning setting unit 85, a character size warning setting unit 86, an OK button 87, a cancel button 88, and the like. Prepare and edit warning conditions for each application. The application list 81 displays a list of applications installed in the document processing apparatus 20 and a list of currently used applications. The reference button 82 specifies an application that does not exist in the list. The preview display condition setting unit 83 sets preview display conditions. In setting the preview display condition, “Yes (when the warning condition is met)”, “Yes (always displayed)”, or “No” can be selected. The margin warning setting unit 84 sets a threshold value for warning (upper limit value of the margin ratio) and sets whether or not to issue a warning when the margin ratio exceeds the threshold value. The protrusion warning setting unit 85 sets whether or not to issue a warning when the object protrudes from the sheet or the print area on the sheet, or when the protrusion amount exceeds a threshold value. The character size warning setting unit 86 sets a threshold value for warning (character size lower limit value), and sets whether or not to warn when the character size is equal to or smaller than the threshold value. The OK button 87 instructs to save the setting. The cancel button 88 gives an instruction to discard the setting change.

  The processing unit 34 generates a print job in a page description language (PDL) format from document data and printing conditions, or rasterizes the print job to generate an output image (preview) of each page. At the same time, warning control is performed according to the characteristics of the printed image. The processing unit 34 includes an image analysis unit 34a, a warning determination unit 34b, an application information acquisition unit 34c, a warning condition storage unit 34d, and the like.

  The image analysis unit 34a analyzes each page of the document created by the application 31, and acquires image characteristics such as the margin ratio, the presence / absence of protrusion, the amount of protrusion, and the character size. The method for acquiring image characteristics is not particularly limited. For example, the margin ratio generates attribute information (tag bit) of each pixel when rasterizing each page of the print job, and the value of the tag bit. Can be obtained based on the area of the paper or print area defined in the print job and the sum of the areas of the objects described in the print job. Further, the presence / absence of the protrusion and the protrusion amount can be acquired by comparing the position information of each object described in the print job with the position information of the outer edge of the paper or the print area defined in the print job. The character size can be acquired from a print job in the case of text, and can be acquired by specifying a character using a known pattern recognition technique in the case of graphics or an image.

  The warning determination unit 34b compares the image characteristics acquired by the image analysis unit 34a with the warning conditions described in the warning condition table, and determines whether the image characteristics match the warning conditions.

  The application information acquisition unit 34c acquires information about an application that performs printing.

  The warning condition storage unit 34d describes the content set by the warning condition setting unit 33b in the warning condition table and stores it in the storage unit 22 or the like in the document processing apparatus 20.

  The output unit 35 transmits the print job generated by the processing unit 34 to the image forming apparatus 40 and instructs the image forming apparatus 40 to perform printing.

  In FIG. 1, a personal computer is shown as the document processing apparatus 20, but the document processing apparatus 20 may be any device that can control the image forming apparatus 40. In FIG. 3, the printer driver is configured to have functions as an input unit 32, a display control unit 33, a processing unit 34, and an output unit 35, but at least one of these functions is provided to the document processing device 20. You may comprise as hardware.

  In this embodiment, the printer driver is configured to have a function of controlling the preview display according to the characteristics of the image. However, if the application has a function of displaying a preview of the created document, the application In addition, there is a function for acquiring the image characteristics of each page of the document, a function for comparing the acquired image characteristics with preset warning conditions, and displaying a preview when the image characteristics match the warning conditions. Also good.

[Image forming apparatus]
As shown in FIG. 4, the image forming apparatus 40 includes a control unit 41, a storage unit 42, a network I / F unit 43, a display operation unit 44, an image processing unit 45, a print processing unit 46, and the like. These are connected via a bus.

  The control unit 41 includes a CPU 41a and a memory such as a ROM 41b and a RAM 41c. The CPU 41a reads various programs from the ROM 41b or the storage unit 42, loads them into the RAM 41c, and executes them.

  The storage unit 42 includes an HDD or the like, and stores a program for controlling the operation of the image forming apparatus 40, a print job acquired from the document processing apparatus 20, and the like.

  The network I / F unit 43 includes a NIC, a modem, and the like, and enables communication with the document processing apparatus 20.

  The display operation unit 44 includes a display unit such as an LCD and an operation unit such as a touch panel that covers the display unit. The display operation unit 44 displays icons, key buttons, and the like on the LCD according to a display signal from the CPU 41a and is input from the touch panel or the like. The operation signal is output to the CPU 41a. The display operation unit 44 may be configured integrally or may be configured separately into a display unit and an operation unit.

  The image processing unit 45 analyzes the print job received from the document processing apparatus 20, creates image data for each page of the document, and performs image processing such as color conversion and density adjustment on the created image data as necessary. Apply.

  The print processing unit 46 includes constituent elements necessary for image formation using an image forming process such as an electrophotographic method or an electrostatic recording method, and is designated based on image data created by the image processing unit 45. An image is formed on a sheet.

  FIG. 3 shows an example of the configuration of the image forming apparatus 40 as long as printing can be performed in accordance with an instruction from the document processing apparatus 20. For example, an ADF (Auto Document Feeder) or a document reading unit may be added. . In this embodiment, the image processing unit 45 is provided in the image forming apparatus 40. However, the image processing unit 45 may be executed by a RIP (Raster Image Processor) controller connected to a communication network. Good.

  The operation of the document processing apparatus 20 having the above configuration will be described below.

  First, the operation of the control unit 21 (printer driver) when instructing printing from an application will be described with reference to the flowchart of FIG.

  When the user operates the operation unit 23 to instruct to start printing from a predetermined application, the name of the application instructed to start printing is acquired (S101).

  Next, the warning condition table is read from the storage unit 22 or the like (S102), and it is confirmed whether there is a warning condition (record) corresponding to the application instructed to start printing in the warning condition table.

  If a record exists (Yes in S103), a record corresponding to the application is read from the warning condition table (S104), and if no record exists (No in S103), a default setting record is read from the warning condition table (No in S103). S105).

  Next, the “preview display condition” in the read record is determined (S106). If the “preview display condition” is “Yes (when matching the warning condition)”, each page is printed under a predetermined print condition. At this time, the image to be printed is analyzed to acquire the image characteristics, and the acquired image characteristics are compared with the warning condition described in the record (S107). If there is a page that matches the warning condition (Yes in S108), a preview display and warning information is displayed on the preview unit 61 of the preview screen 60 if necessary (S109), and a page that matches the warning condition. If there is no (No in S108), the process proceeds to S111.

  If the “preview display condition” is “Yes (always display)”, a preview display is immediately performed on the preview section 61 of the preview screen 60 (S109). If the “preview display condition” is “No”, The process proceeds to step S111.

  Next, it is determined whether there is an instruction to continue printing on the preview screen 60 (S110). When the instruction to continue printing is issued (when the print button 65 is pressed), a print job is transmitted to the image forming apparatus 40. (S111), and the process ends. If no instruction to continue printing is given (when the delete button 64 is pressed), the print job is discarded (S112), and the process ends.

  Next, the operation of the control unit 21 (printer driver) when setting warning conditions on the warning setting screen 60 will be described with reference to the flowcharts of FIGS. 10 and 11.

  First, when the display of the warning setting screen 70 is instructed by the preview screen 60 or the print setting screen of the printer driver, the warning condition table is read from the storage unit 22 or the like (S201), and the contents of each record are displayed on the warning setting screen 70. It is displayed on the list part 71 (S202).

  Next, the warning condition is edited according to the user's instruction (S203). FIG. 11 shows the detailed operation of this step. When the user operation is an additional instruction (when the add button 72 is pressed), the default record is read from the warning condition table as the initial warning condition (S302). ). If the user action is an edit instruction (when the edit button 74 is pressed), the record of the warning condition selected on the list is read from the warning condition table (S303). If the user operation is an instruction to delete (when the delete button 73 is pressed), the warning condition record selected on the list from the warning condition table is deleted (S304).

  When a record is read by addition or editing, a list of applications currently installed in the document processing apparatus 20 is acquired (S305), and information of applications currently being executed is acquired (S306).

  Next, the warning individual setting screen 80 shown in FIG. 8 is displayed (S307). After the user sets various warning conditions on the screen (S308), if the OK button 87 is pressed (OK in S309), a warning is displayed. A warning condition record is generated with the contents set on the individual setting screen 80 (S310), the warning condition table is updated (S311), and then the warning individual setting screen 80 is closed. On the other hand, when the cancel button 88 is pressed (cancellation of S309), the settings on the warning individual setting screen 80 are discarded and the warning individual setting screen 80 is closed.

  Then, after closing the warning individual setting screen 80, the list section 71 of the warning setting screen 70 is updated (S312).

  Returning to FIG. 10, after editing the warning condition, if the user presses the OK button 75 on the warning setting screen 70 (OK in S204), the edited warning condition is written in the warning condition table (S205), and the process is terminated. . On the other hand, when the cancel button 76 is pressed (cancel of S204), the process is terminated without writing the edited warning condition in the warning condition table.

  As described above, when the document processing apparatus 20 (printer driver) is instructed to print the document, the document processing apparatus 20 (printer driver) analyzes the image to be printed when printing each page of the document on the paper under the predetermined printing condition, and the margin ratio. Image characteristics such as presence / absence of protrusion, amount of protrusion, character size, etc. are acquired and compared with preset warning conditions. If the acquired image characteristics match the warning conditions, a preview is displayed and necessary In response to the control to display the warning information and prompt the user for confirmation, it is possible to quickly perform the printing process and to prevent a problem in which printing is executed in an inappropriate form. Printing can be instructed appropriately.

  In addition, this invention is not limited to the said Example, The structure and control can be changed suitably, unless it deviates from the meaning of this invention.

  For example, in the above embodiment, the ratio of the margin, the presence / absence of protrusion, the amount of protrusion, and the character size are exemplified as the characteristics of the image to be printed. However, the characteristics of the image are not limited to these, and the print state of the document Any information that can determine whether or not is appropriate can be used.

  The present invention is applicable to a document processing apparatus such as a client computer apparatus and a document processing program such as a printer driver operating on the document processing apparatus.

DESCRIPTION OF SYMBOLS 10 Printing system 20 Document processing apparatus 21 Control part 21a CPU
21b ROM
21c RAM
22 storage unit 23 operation unit 24 display unit 25 network I / F unit 31 application 32 input unit 33 display control unit 33a preview display control unit 33b warning condition setting unit 34 processing unit 34a image analysis unit 34b warning determination unit 34c application information acquisition unit 34d Warning condition storage unit 35 Output unit 40 Image forming apparatus 41 Control unit 41a CPU
41b ROM
41c RAM
42 Storage Unit 43 Network I / F Unit 44 Display Operation Unit 45 Image Processing Unit 46 Print Processing Unit 50 Communication Network 60 Preview Screen 61 Preview Unit 62, 63 Warning Unit 64 Delete Button 65 Print Button 70 Warning Setting Screen 71 List Unit 72 Addition Button 73 Delete button 74 Edit button 75 OK button 76 Cancel button 80 Warning individual setting screen 81 Application list 82 Reference button 83 Preview display condition setting section 84 Margin warning setting section 85 Projection warning setting section 86 Character size warning setting section 87 OK button 88 Cancel button

Claims (13)

A document processing apparatus for instructing printing of a document,
A display unit for displaying an image to be printed when the document is printed on a printing medium under predetermined printing conditions;
An image analysis unit for analyzing the characteristics of the image;
A warning determination unit that compares the analyzed characteristics of the image with preset warning conditions and determines whether the characteristics of the image match the warning conditions;
And a display control unit configured to display the image on the display unit before instructing the printing of the document when the characteristics of the image match the warning condition.   The characteristics of the image include an area ratio of a blank area where the document object is not printed on the print medium, whether or not the document object protrudes from a predetermined area of the print medium, an amount of protrusion of the object, and the document. The document processing apparatus according to claim 1, wherein the document processing apparatus includes any one of sizes of characters to be configured.   The warning condition is that the area ratio of the blank area exceeds a preset threshold, whether there is an overhang, or whether the amount of protrusion exceeds a preset threshold, or the size of the character is equal to or less than a preset threshold The document processing apparatus according to claim 2, further comprising:   The document processing apparatus according to claim 1, wherein the warning condition can be set for each application that creates the document. The document consists of a plurality of pages,
The image analysis unit analyzes the characteristics of the image for each page,
The warning determination unit determines whether the characteristics of the image meet the warning condition for each page,
The document processing apparatus according to claim 1, wherein the display control unit displays the image for each page when the characteristics of the image match the warning condition.   The document processing apparatus according to claim 1, wherein the display control unit displays warning information for a user on the display unit when the image is displayed. A document processing program that operates on a computer device including a display unit,
Said computer device,
An image analysis unit for analyzing characteristics of an image printed when a document is printed on a print medium under predetermined printing conditions;
A warning determination unit that compares the analyzed characteristics of the image with preset warning conditions and determines whether the characteristics of the image match the warning conditions;
A document processing program that functions as a display control unit that displays the image on the display unit before instructing printing of the document when the characteristics of the image match the warning condition.   The characteristics of the image include an area ratio of a blank area where the document object is not printed on the print medium, whether or not the document object protrudes from a predetermined area of the print medium, an amount of protrusion of the object, and the document. The document processing program according to claim 7, wherein the document processing program includes any of the sizes of characters to be configured.   The warning condition is that the area ratio of the blank area exceeds a preset threshold, whether there is an overhang, or whether the amount of protrusion exceeds a preset threshold, or the size of the character is equal to or less than a preset threshold The document processing program according to claim 8, further comprising:   The document processing program according to claim 7, wherein the warning condition can be set for each application that creates the document. The document consists of a plurality of pages,
The image analysis unit analyzes the characteristics of the image for each page,
The warning determination unit determines whether the characteristics of the image meet the warning condition for each page,
The document processing program according to any one of claims 7 to 10, wherein the display control unit displays the image for each page when the characteristics of the image match the warning condition.   The document processing program according to any one of claims 7 to 11, wherein the display control unit displays warning information for a user on the display unit when the image is displayed.   The document processing program according to any one of claims 7 to 12, wherein the image processing program is a printer driver having a function of setting a printing condition of the document.

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