Canon scanner imageFORMULA DRC225W User Manual
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61 Chapter 7 Setting the Scanner Driver ###HOME > Chapter 7 Setting the Scanner Driver### When you scan a document in an ISIS compatible or TWAIN compatible application (CaptureOnTouch, etc.), open the scanner driver and configure the scanning conditions and other settings. This section describes the configuration and functions of the scanner driver. Configuration and Functions of the Scanner Driver ....................... 61 Setting Basic Scanning Conditions .................................................. 64 Function Restrictions Depending on Mode Setting ........................ 67 Configuration and Functions of the Scanner Driver ###HOME > Chapter 7 Setting the Scanner Driver > Configuration and Functions of the Scanner Driver### The scanner driver has the following tabs. [Basic] Tab For details on the setting screen, see the Help of the scanner driver. Click the [Help] button of the driver to display help related to the corresponding tab or dialog box.
62 Configure basic scanning conditions such as the mode, page size, resolution, and scanning side. In addition, you can click the [Area] button and specify the area to be scanned. [Brightness] Tab Adjust the brightness and contrast of scanned images. In addition, you can also click [Gamma] and set the gamma correction value for scanned images. [Image processing] Tab Set the processing method for scanned images. Depending on the ISIS compatible application, the application may have its own screen for setting scanning conditions. If the scanner driver is opened in such an application, setting items related to the functions provided by the scanner driver other than scanning conditions will be displayed on the [Basic] tab. zGamma correction is set when the color tone of the scanned image is different from that of the image displayed on the monitor. zFor information on your monitors gamma value, see the instruction manual that came with the monitor.
63 [Feeding] Tab Specify scanner operations related to document feeding. [Others] Tab Configure settings for specialized scanning and image processing.When the scanner driver is opened from CaptureOnTouch, the following settings screen of the scanner driver appears.
64 Setting Basic Scanning Conditions ###HOME > Chapter 7 Setting the Scanner Driver > Setting Basic Scanning Conditions### This section provides an overview of the basic setting items that are the minimum requirements when configuring the scanner settings. Confirming Basic Conditions for Scanning When you scan a document, make sure you confirm the [Color mode], [Page Size], [Dots per inch], and [Scanning Side] basic conditions in the Basic settings dialog box. When you access the settings screen of the scanner driver from a TWAIN compatible application, you can switch the settings screen between Simple Mode and Advanced Mode screens shown below. Simple Mode Advanced Mode
65 Color mode Select the scanning mode. z[Advanced Text Enhancement] and [Advanced Text Enhancement II] remove or process the background color and background surrounding text to enhance the text for easy reading. When [Advanced Text Enhancement II] is selected, you can make the text in scanned images easier to read by adjusting the contrast on the [Brightness] tab. z[Detect automatically] detects whether the document is in color, grayscale, or black and white. You can configure advanced settings related to the detection method by clicking [Setting]. For details, see the Help. Page Size Select the page size that matches the document to be scanned. If [Match original size] is selected, the edges of the document are detected and images that match the size of the document are saved. Dots per inch Select the scanning resolution. Higher resolutions provide clearer images but result in larger file sizes and slower scanning. When [Detect automatically] is specified, the resolution is detected automatically from the content printed in the document. Scanning Side Select which of the sides of the document to scan. If the scanning side is set to [Skip blank page], the images of blank pages are deleted when images are saved. Confirming Basic Conditions for Scanning When you scan a document, make sure you confirm the [Color mode], [Dots per inch], [Page Size], and [Scanning Side] basic conditions in the settings screen of the scanner driver.
66 Color mode Select the scanning mode. z[Advanced Text Enhancement II] removes or processes the background color and background surrounding text to enhance the text for easy reading. z[Detect automatically] detects whether a document is color, grayscale, or black and white based on its content. When this is selected, you can configure detailed settings for the detection method. Refer to the Help for details. Dots per inch Select the scanning resolution. zHigher resolutions provide clearer images but result in larger file sizes and slower scanning. zWhen [Detect automatically] is specified, the resolution is detected automatically from the content printed in the document. Page Size Select the page size that matches the document to be scanned. If [Detect automatically] is selected, the edges of the document are detected and images that match the size of the document are saved. Scanning Side Select which of the sides of the document to scan. If the scanning side is set to [Skip blank page], the images of blank pages are deleted when images are saved.
67 Function Restrictions Depending on Mode Setting ###HOME > Chapter 7 Setting the Scanner Driver > Function Restrictions Depending on Mode Setting### Some of the setting items in each of the driver tabs are disabled as follows depending on the setting for [Color Mode] on the [Basic] tab. [Brightness] tab O: Available for setting -: Not available for setting [Others] Tab O: Available for setting -: Not available for setting [Image processing] tab Setting value Contrast Detect automatically O Black and White O Error Diffusion O Advanced Text Enhancement - Advanced Text Enhancement II O 256-level Gray O 24-bit Color O Setting value Prescan Detect automatically - Black and White O Error Diffusion O Advanced Text Enhancement O Advanced Text Enhancement II O 256-level Gray O 24-bit Color O Setting valueEdge emphasisColor drop-outBackground smoothing Detect automatically O - O Black and White O O - Error Diffusion O O - Advanced Text Enhancement O O - Advanced Text Enhancement II - O - 256-level Gray O O O 24-bit Color O - O Setting valuePrevent Bleed Through / Remove BackgroundCharacter Emphasis Detect automatically O*1 O*2 Black and White O O Error Diffusion O O Advanced Text Enhancement - O Advanced Text Enhancement II - O 256-level Gray O - 24-bit Color O -
68 O: Available for setting -: Not available for setting *1Not available for setting if all of the following conditions in the [Auto Image Type Detection Settings] dialog box are met. [Detection Mode] is not set to [Color or Gray] [Mode in case of binary] in the [Settings for in case of binary] tab is set to [Advanced Text Enhancement] or [Advanced Text Enhancement II] *2Not available for setting when [Detection Mode] is set to [Color or Gray] in the [Auto Image Type Detection Settings] dialog box. Some of the setting items are disabled as follows depending on the setting for [Color Mode] in the settings screen of the scanner driver. Simple Mode O: Available for setting -: Not available for setting Advanced Mode O: Available for setting -: Not available for setting [Image processing] dialog box O: Available for setting -: Not available for setting * Only when [Detection mode] is set to [Color or Gray] in the settings screen that appears after [Detect automatically] is selected. Setting valueCheck the image of the first page Detect automatically - Black and White O Error Diffusion O Advanced Text Enhancement II O 256-level Gray O 24-bit Color O Setting value Enable Back Side BrightnessEnable Back Side Contrast Detect automatically O O Black and White O O Error Diffusion O O Advanced Text Enhancement II - - 256-level Gray O O 24-bit Color O O Setting valueEdge emphasisBackground smoothing Prevent Bleed Through / Remove Background Detect automatically O O* - Black and White O - O Error Diffusion O - O Advanced Text Enhancement II - - - 256-level Gray O O O 24-bit Color O O O Setting value Color drop-outCharacter Emphasis Detect automatically - - Black and White O O Error Diffusion O O Advanced Text Enhancement II O O 256-level Gray O - 24-bit Color - -
69 Chapter 8 Special Scanning ###HOME > Chapter 8 Special Scanning### This section provides examples of scanning settings for different purposes. For details on setting options, see Chapter 7 Setting the Scanner Driver on p.61 Practical Examples To scan unregistered size documents.............................................. 69 When you want to specify the scan area .......................................... 70 When you want to delete the images of the blank pages in two-sided documents........................................................................................... 71 When you do not want to scan colored lines and text .................... 72 When you want to enhance the color red......................................... 73 When you want to enhance contours in images.............................. 74 When you want to make lines or characters in the scanned images thicker .................................................................................................. 75 When you want to enhance text that is difficult to read because of factors such as the background of the scanned document ........... 76 When you want to detect multiple pages fed at the same time ...... 77 When you want to scan a document placed upside-down ............. 78 When you want to match the orientation of images to the text when scanning a mixture of pages with different text orientations ......... 79 When you want to rotate the images of a document placed horizontally to correct the orientation .............................................. 80 When you want to set the scanner conditions automatically......... 81 When you want to use batch separation for scanning.................... 82 When you want to use multistream settings for scanning ............. 83 When you want to save a scanner driver setting............................. 85 Scan Panel........................................................................................... 86 To scan unregistered size documents ###HOME > Chapter 8 Special Scanning > To scan unregistered size documents### Configuring the following settings allows you to scan a document of an unregistered page size. You can register a non-standard page size that has not been registered as a page size by naming and registering it as a custom page size in the [Custom Page Size] dialog box, which is opened from the [Save] button on the [Basic] tab.
70 Configuring the following settings allows you to scan a document of an unregistered page size. When scanning a document of a non-standard page size, select [Add/ Delete] for [Page Size] to display the [Add/Delete Page Size] dialog box. Name and register the unregistered page size in [Page Size]. When you want to specify the scan area ###HOME > Chapter 8 Special Scanning > When you want to specify the scan area### Specify the area of the document to be scanned in the [Scan Area] dialog box, which is opened from the [Area] button on the [Basic] tab.