Autodesk 00126-050008-1640A User Guide

Autodesk 00126-050008-1640A - Autocad 2006 Advanced Manual

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  • Autodesk 00126-050008-1640A | User Guide - Page 1
    USER'S GUIDE WiseImage WiseImage Pro Version X for AutoCAD 2000/2000i/2002/2004/2005/2006 and AutoCAD LT 2002/2004/2005/2006 Consistent Software 2005
  • Autodesk 00126-050008-1640A | User Guide - Page 2
    Ó. AutoCAD is the registered trademark of Autodesk Inc. ADI is the registered trademark of Autodesk Inc. Microsoft Windows, Microsoft Windows 2000 the corresponding companies. Software package WiseImage, described in the present guide, shall be distributed in accordance with the terms of the License
  • Autodesk 00126-050008-1640A | User Guide - Page 3
    Contents Contents 1 1 Introduction 6 Welcome to WiseImage 6 What is New in this Version 6 Features for Processing Scanned Images 7 Program Versions 7 Specification ...8 Raster images 8 Filtration...8 Binarization and color separation 8 Raster correction 8 Monochrome raster editing 9
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    WiseImage- User's Guide Unloading and Reloading Raster Images 29 Saving Raster Images 30 Using AutoCAD Clipping Boundary when Selecting a Part of an Image ........ 30 Importing Spotlight Workspaces 31
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    Contents Modifying a Color Palette 80 Blur...82 Adaptive Blur 83 Unsharp Mask 85 Median...86 7 Binarization and Color Separation 87 General notes 88 Binarization...89 Binarization methods 89 Binarization dialog box 91 Tuning Binarization 95 Running Binarization 97 Binarization example 97
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    WiseImage- User's Guide Merging Images 144 Merging Copy 145 Transforming Selection Set into Separate Image 145 Moving and Resizing Image Parts 146 Duplicating Parts of an Image 147
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    Contents Running vectorization 219 Automatic color Vectorization 220 14 Vector Correction 225 Vector auto correction 225 Automatic polylines correction 228 Index 232 5
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    Guide 1 Introduction Welcome to WiseImage WiseImage is a professional hybrid graphics editor and raster to vector converter that works inside AutoCAD 2000/2000i/2002/2004/2005/2006 and AutoCAD LT 2002//2004/2005/2006. Within this manual Scanning module with direct support for Contex, Graphtec and
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    - versions for working inside AutoCAD and stand-alone versions for working in Windows. WiseImage for AutoCAD can also be used with different AutoDesk products versions, based on AutoCAD, for example, Mechanical Desktop, Architectural Desktop, AutoCAD Map and others. In the case, if several AutoCAD
  • Autodesk 00126-050008-1640A | User Guide - Page 10
    WiseImage- User's Guide · Demo version for AutoCAD is limited to processed images size raster images that can be loaded into AutoCAD, with no size restriction; · TWAIN scanners support, direct support for Contex, Graphtec and Colortrac SmartLF scanners; · Most operations can be applied to several
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    1 Introduction · Cropping to a standard format; · Raster image deskewing for horizontal or vertical alignment of raster objects with automatic determination of skew angle; · New procedure for raster image calibration with automatic selection of the optimal transformation method. Monochrome raster
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    WiseImage- User's Guide · Add-in OCR module for text fragments recognition; · Approximating arbitrary curves by polylines; · Approximating area raster objects by outlines; · Recognizing an object line type; · Recognizing
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    /autoZoom/Exit: AutoCAD Terms As the WiseImage Interface meets the standards accepted for applications, working within the AutoCAD environment, this Guide has no description of the AutoCAD standard terms and tools. For more information on the AutoCAD Interface and operation principles, refer to
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    2 Requirements and Licensing System Requirements To work with the program you need the following: · A computer that meets the requirements of AutoCAD or AutoCAD LT; · Microsoft Windows Windows 2000\XP or Microsoft Windows ME; · AutoCAD 2000/2000i/2002/2004/2005/2006 or AutoCAD LT 2002/2004/2005/2006
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    WiseImage- User's Guide What to do: Specify the information, and then click Next. Step2: Send Registration Data to Support Team This page displays the information on the product and two identification codes. You need to send this data to the Support Team over e-mail, online,mail or by fax. What to
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    3 Basics 3 Basics This chapter introduces the basic elements of the WiseImage interface and introduces the basic skills required to use WiseImage. In this chapter you will find the description of the following procedures: · Starting WiseImage; · Using the WiseImage interface standard elements; ·
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    edit the LARGE.MNU and COMPACT.MNU files located in the WiseImage root folder. Note: In this Guide we describe the menu bar in the WiseImage style. WiseImage Toolbars WiseImage supports floating toolbars. They can be opened, resized, positioned anywhere on screen, and closed when no longer required
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    3 Basics Cursor Menu While performing most WiseImage commands, you can use the cursor menu for fast option selection. These are displayed if you right-click. The same menus are displayed if you right-click on some of the dialog box elements. These menus contain commands which can be applied to the
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    WiseImage- User's Guide To display a preview area 1 x 1 On the WiseImage toolbar click the Preview area button, then enter 1 (1x1) in the command line. The Fit option works in
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    3 Basics Selecting an Image with WiseImage Commands You can insert an unlimited number of raster images into an AutoCAD drawing. Most WiseImage commands require that a user select the images to be operated on. Some commands can work on one image only. However, other commands that operate on several
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    WiseImage- User's Guide Selecting Several Images Selecting a group of images is performed using the following rule: · If there is screen area, then the command will run on the selected images. · If you run a command that supports a preview window, then you can also select an image to be previewed. 20
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    3 Basics Using Templates A template is a set of all dialog box settings, saved to a separate file on a disk. Template files are stored in corresponding subfolders of the TEMPLATE folder in the WiseImage root folder. In WiseImage, templates are used to save and restore the parameters of commands. In
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    WiseImage- User's Guide Managing Raster Images Raster Images in AutoCAD Drawings With AutoCAD (monochrome), 8-bit grayscale, 8-bit color or 24-bit color. Some image file formats support images with transparent pixels. When the image transparency is on, AutoCAD recognizes transparent pixels on the
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    Þ For details see the relevant sections of the AutoCAD User's Guide. Changes in AutoCAD Standard Functions when Working with WiseImage AutoCAD tools do create new images, edit and save all types of raster images, supported by AutoCAD. The standard AutoCAD functions for managing raster images are
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    WiseImage- User's Guide * You can set the current measurement unit in the dialog box of scale an image 1:1 automatically. However, if the scanning resolution is known, then you can scale an image manually after insertion. Þ The best way to store raster images is to use the TIF format. This format
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    3 Basics To insert an image, without scanning resolution information in scale 1:1 1. Choose Raster Image in the Insert menu. 2. Using the Select Raster Image dialog, find the required image file, select it from the list, and choose Open. 3. Enter 1 in Scale of the Image dialog. This value is set by
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    WiseImage- User's Guide 2. Enter the image dimensions in Width and Height. - or From the Standard Paper Sizes list, select an image size. * This list only contains the sheet
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    description of this option is provided in the AutoCAD User's Guide in the section that describes raster image inserting using the output and post processing; it has none of the advanced features as in the direct support mode. Begin scanning with WiseScan LE Select the Acquire in the rFile menu. If
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    WiseImage- User's Guide The user can choose a source of scanning in the Select Source dialog. The dialog opens with the Select specified. This is available only when the Output checkbox is switched on. Þ Refer to Ws_[Scanner Vendor] manual for information on scanning modes and WiseScan controls. 28
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    3 Basics Detaching Images You can detach images that are no longer required from the drawing. When you detach an image, all the instances of the image, the image definition, and the link to the image are removed from the drawing. If changes have been made to a raster image, then WiseImage prompts if
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    WiseImage- User's Guide To reload the unloaded image or to update the loaded image in AutoCAD will not load these image files when you re-open this drawing, and you will have to load them manually. Saving Raster Images The rSave command saves a selected image to the current file. If an image is not
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    made to raster images using WiseImage tools. * For more detailed information on undoing and redoing changes see the relevant sections of AutoCAD User's Guide. Saving AutoCAD drawings when working with WiseImage If you work in AutoCAD with WiseImage and save an AutoCAD drawing, then all the changed
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    WiseImage- User's Guide Some of the current program settings are always saved in the drawing file (*.DWG). Information on the program settings is regularly updated every time you
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    3 Basics Calibration Entity Settings Section This section enables you to change the color, drawing style, and other display parameters of a special object, used in the calibrating procedure. For each type of calibration point (real, measured, and adjusted) you can specify the following parameters:
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    WiseImage- User's Guide Preview Style Section This section enables you to select the display mode for the preview window (only for Binarization dialog). By default the preview window
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    To add a format to the list 1. Click the Add button. The following dialog is displayed: 3 Basics 1. Enter a format name in Name. Choose either millimeters or inches from Units. Specify width and height in Width and Height. 2. If necessary, then specify Internal Frame - the dimensions of the image
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    WiseImage- User's Guide Standard directories Section Using this section you can specify the folders, which contain files used by the program to recognize texts and symbols. OCR Template
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    3 Basics · Fit to paper - resizing an image to the nearest standard paper sheet, aligning the original image to the middle of a new one. See "Changing Size" on page 42; · Rotate by 90, 180, 270 - image rotation by a specified angle. See "Rotation" on page 48. Default Raster Properties Section DPI by
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    WiseImage- User's Guide Selection grouping If On, then the selection operation result consisting of more than one item is united in an AutoCAD group. Crop rasters If On,
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    3 Basics Parameter Do not duplicate One shared for all copies Separate for each copy Purpose Every copying operation creates only new instance(s). Copying creates a clone of copied image. The multiple copying command creates the instances of this clone. Copying creates a clone of the copied image.
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    4 Operations with Images This chapter describes the procedures that allow you to correct geometric errors of monochrome, color and grayscale raster images. Such operations are recommended, and in many cases necessary, before applying more complicated procedures such as layering or vectorization. For
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    WiseImage- User's Guide Changing Size This operation is used to resize an image in order to adjust its dimensions to specified values. If the new image size is
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    shows the Custom Sheet value. If you choose a standard sheet format and then change the sizes manually, then Custom Sheet appears again. This means that the current sheet format has been specified manually. - or Choose Find Closest to choose a standard format closest by size (less or equal) to the
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    WiseImage- User's Guide Adding margins The resizing operation can also add blank margins to the image. To add margins to an image 1. Select an image and start the
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    - or Start the operation without selecting an image. Select an image you want to scale from the dialog box. The following dialog box appears: 4 Operations with Images 2. From the pull-down list choose the measurement units: pixels, inches or millimeters. 3. If you want to save the original file
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    WiseImage- User's Guide 6. Click OK. Cropping Using cropping you can reduce an image size to a specified rectangular image area size. You can define this area by specifying the
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    4 Operations with Images To crop an image automatically Select an image on the screen and run the operation in one of the following ways: Click the Crop Auto button on the Raster Image toolbar. Choose Crop in the rImage menu, then Crop/Crop/Auto. - or Start the operation without selecting an image.
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    WiseImage- User's Guide 3. The clipped image boundary is deleted, and the original image boundary is restored. Command line equivalent - rClip. Mirroring Using this operation you can mirror an
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    4 Operations with Images - or - Click the Rotate 90cw,180, 90ccw button on the Raster Image toolbar. Choose Rotate 90cw,180, 90ccw from the rImage menu. Start the operation without selecting an image. Select the image you want to process from the dialog box. To rotate an image by an arbitrary
  • Autodesk 00126-050008-1640A | User Guide - Page 50
    WiseImage- User's Guide There are three ways to deskew a raster image. You can define a deskew the rotation angle, then raster objects are aligned. Otherwise, a message appears prompting use of the manual deskewing procedure. This operation can be applied to several images at a time. So, if several
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    box. If WiseImage can calculate the rotation angle, then raster objects will be deskewed. Otherwise a message appears prompting use of the manual deskewing procedure. Auto Correction This operation processes an image, using a predefined set of standard operations. The set of applied operations is
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    WiseImage- User's Guide This operation can be applied to several raster images at window. If WiseImage cannot find the drawing frame, then you should specify these points manually. 3. To specify the frame corners manually you should press the button and click the frame corners on the image. You
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    4 Operations with Images arbitrary order because the program always sorts them so they form the frame without intersections. Watch the rubberline to control, press BACKSPACE to go to previous frame corner if necessary. 4. Type the desired frame size in Width and Height. 5. Select the orientation -
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    5 Calibrating Raster Images Calibrating (also known as "rubbersheeting") is designed to eliminate arbitrary (both linear and non-linear) distortions in monochrome, grayscale, and color raster images: scanned graphic documents, geodetic plans, maps in raster format, etc. To carry out calibration
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    WiseImage - User's Guide Calibration Pairs types Every calibration pair has one of the follow types: Grid - if a pair is a part of a calibration Grid, used in calculation of calibration
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    5 Calibrating Raster Images Calibration dialog box Calibration dialog box buttons Button Description Define Grid Creates a set of calibration pairs placed in the nodes of rectangular grid. Creates a calibration pair using the dialog box. Add Pair Modify Pair Allows changing the locations of
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    WiseImage - User's Guide Button Description Zoom To View Next Zooms the drawing to display calibration pairs selected. Pans the drawing to display the next calibration pair. Estimates calibration
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    5 Calibrating Raster Images To create calibration pairs: 1. Specify the known theoretical point coordinates (real points). There are two ways to do this - define a calibration grid or add them one by one. Both methods may be used simultaneously. Upon creation, each calibration pair has the same
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    WiseImage - User's Guide If it is necessary, then add grid columns in the negative direction of the X or Y axis by specifying a negative value for the X or Y size. 5. Specify
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    5 Calibrating Raster Images 8. Choose Close to return to the Calibration dialog box. Selecting Calibration Pairs To view, modify, or delete a calibration pair, first select it from the list in the Calibration dialog box. To select a calibration pair from the list Click on the name of the pair. To
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    WiseImage - User's Guide To modify a calibration pair 1. Select a required pair from the list in the Calibration dialog box. 2. Zoom to selected pair by button in the Calibration dialog
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    5 Calibrating Raster Images Resetting Calibration Pairs This operation resets the measured coordinates of the selected calibration pairs to appropriate real ones. Note that this action can't be undone. To reset calibration pairs: 1. Select the required pairs from the list in the Calibration dialog
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    WiseImage - User's Guide Method Distortion Linear conformal For linear transformation - moving, rotating, and proportional scaling. Affine For linear transformation - moving, rotating, and non-proportional scaling. Raster ellipses can
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    5 Calibrating Raster Images Polynomial 21 5th degree Polynomial 28 6th degree Surface 3 Splines 22 29 not applicable To choose a calibration method Select a calibration method from the Calibration method list of the Calibration dialog box. Estimating Calibration Accuracy Calibrating
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    WiseImage - User's Guide Mean error indicates the average error of the method chosen. Also, pay attention to the Xerr and Yerr values to estimate the error of the
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    5 Calibrating Raster Images Click here 4. Specify X Size and Y Size of the grid cell. Enter 32 to X Size and Y Size. 5. Specify numbers of grid cells along the X-axis and Y-axis entering 2 to X Cell and Y Cell, respectively. 6. Choose OK to create a calibration grid and return to the Calibrate
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    WiseImage - User's Guide 1 2 The figure above shows the real (1) and the measured (2) points positions. The real point of the calibration pair sets the known position of the raster
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    5 Calibrating Raster Images transformation errors. The values of these errors are shown in the boxes: Mean error, Min error and Max Error respectively. In this case all these values are zeros. It means that all the raster grid nodes will get the required positions after calibration. To start the
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    6 Color Correction and Color Filtration The color filtration and color correction tools can be used to prepare an image for further, more complicated operations, such as binarization, layering, raster editing and vectorization. The color filters are also used for image enhancement after operations
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    WiseImage - User's Guide - or Start the operation without choosing an image. Select an image you want to process from the dialog box. * For more detailed information on the
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    6 Color Correction and Color Filtration The buttons and controls in Convert to 8-bit indexed dialog window Color samples table Contains the samples of colors of the current palette, i.e. the palette that will be applied by pressing OK. Color counter This control is used to show the number of
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    WiseImage - User's Guide Merger button Delete button Template Merges the colors selected in color samples table to mean color. The image is repainted with the new palette. Deletes
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    6 Color Correction and Color Filtration Selecting Images for Color Correction and Filtration The color filtration and color correction tools can be applied to a group of color raster images. Therefore, if a number of color images are inserted in the current drawing and they are available (visible,
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    WiseImage - User's Guide - or 2. Start the operation without selecting an image. Select an image you want to process from the dialog box. * For more detailed information on the
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    6 Color Correction and Color Filtration Blue). It enables you to correct the image pixel color, for example, to turn a pink background to pure white. To correct an image by histogram 1. Select an image you want to process on the screen and start the operation by one of the following methods: Click
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    WiseImage - User's Guide the corresponding components values of the selected color. If you select a color sample with the eyedropper, then it defines the position of the middle tone,
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    and black points using the relevant eyedropper tools; § Choose Master or specify a color in the Channel list; § Create Gamma curve automatically or adjust it manually; § See the results in the preview window. Press Apply. Specifying black and white points Use the buttons to pick the black or white
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    WiseImage - User's Guide Changing the gamma curve There are three interrelated methods of changing the shape of the Master gamma curve and the curves for individual channels. 1. Select
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    6 Color Correction and Color Filtration Set auto palette Reset palette View Selection Choose color from the image Select colors from the image Choose color from dialog Merge colors Delete colors Load LUT Save LUT Pressing this button forces the program to automatically determine a set of colors
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    WiseImage - User's Guide - or - press the button , pick a point in the image; the selected color will be selected in the color Samples table; - or - press the button , draw a
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    6 Color Correction and Color Filtration Setting a small Radius value you can achieve the most blur effect. If you want to produce more blur effect, then apply this filter with a small Radius value several times, using the Apply button of the dialog box. To blur an image 1. Select an image you want
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    WiseImage - User's Guide The setting of the radius value determines the depth (in pixels) of the filter effect on the color area. To implement the Adaptive Blur 1. Start
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    6 Color Correction and Color Filtration Unsharp Mask This filter seeks for color transition boundaries in the image and improves their sharpness. The filter modifies pixel contrast on color transition boundaries, producing an overall increase in image sharpness. This filter can be used for
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    WiseImage - User's Guide Median Median filtration reduces an image noise, by analyzing all pixels within the specified radius and giving the central pixel the averaged value of the
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    7 Binarization and Color Separation This chapter describes the procedures of converting color and grayscale images to monochrome raster images (raster layers). The original image is a raster file, obtained after color or grayscale scanning. Binarization creates monochrome raster images, containing
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    WiseImage - User's Guide General notes Monochrome images, also referred to as "black-and-white" or "bitonal", use one bit to represent each pixel color (black or white). Grayscale
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    7 Binarization and Color Separation Binarization Binarization creates a new monochrome image of a specified color, which is placed on the specified layer. Using the specific criterion the program defines which pixels of the original (color or grayscale) image should become black (foreground pixels),
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    WiseImage - User's Guide Range by RGB With this method you can convert color dots of the specified RGB ranges to image dots. To specify an RGB range you
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    7 Binarization and Color Separation Binarization dialog box Binarization of color images is performed using the Binarization dialog box. To open the Binarization dialog box Choose Binarization from the rImage menu. - or Click the button on the WiseImage toolbar. The Binarization dialog with the
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    WiseImage - User's Guide By Depending on the chosen tab, this list allows you to select a binarization method. For example, if the Range tab is chosen, you can choose
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    7 Binarization and Color Separation Range tab The Range tab is used to tune the following range methods: Range by Grey, Range by RGB or Range by HSV. Colors This list shows information on the central colors of the specified ranges and allows you to select a range for correction and deletion. The
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    WiseImage - User's Guide Sliders of channel histograms This tab has three triangular sliders on the histogram channels corresponding to the selected binarization method. These sliders allow you to
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    7 Binarization and Color Separation Tuning Binarization To fine-tune the binarization procedure you should choose an appropriate method. The selected method type defines a customizing method. For each of the two threshold methods you should specify one or three threshold values next to the histogram
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    WiseImage - User's Guide By default, this parameter is specified as an average value. If you binarize large filled areas, then decrease this parameter (close to Lo mark) to
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    7 Binarization and Color Separation To delete a range Click an element corresponding to the range you what to delete in the Colors list, press the Remove Color button. Running Binarization Binarization creates a new monochrome image of a specified color, which is placed on the specified AutoCAD
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    WiseImage - User's Guide 4. Press ENTER twice to accept the default image insertion point and image scale: 0, 0 by default or by automatically analyzing the area around the specified pixel. You can then manually adjust the range sizes in the Binarization dialog box. 4. Create a range using the
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    7 Binarization and Color Separation Þ It is sufficient to specify one range to binarize isolines in this image. For this purpose indicate a point with coordinates X= 37.45 and by Y= 27.19. The central color shall be H:28, S:53, and V:78. The range half-lengths are 28, 25, 25, respectively. The
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    WiseImage - User's Guide 6. Make sure that you are satisfied with the sample binarization result, then start the procedure, by clicking the Apply button. During binarization the screen displays a
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    7 Binarization and Color Separation 8. Create two ranges using the middle eyedropper button. Using the button, place the preview area in the central part of the images shown in the figure below. Then choose the Fit Preview command in the View menu. The preview area will be shown with the maximum
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    WiseImage - User's Guide Adaptive Binarization This command is designed for correcting raster images that have been acquired by scanning blueprint and sepias in grayscale mode. This command enhances
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    7 Binarization and Color Separation All the parameters of this dialog are set using the sliders or by typing appropriate values in corresponding fields. 1. Set the Radius value -the radius within which the program will be analysing the level of noise to be cleaned. The greater this value, the more
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    WiseImage - User's Guide The dots belonging to basic subsets, which correspond to colors of colors are placed into the appropriate category. The number and set of basic colors are defined manually when tuning the procedure. Image layering is performed with the Color Separation dialog box. To open
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    7 Binarization and Color Separation Color separation dialog box You specify category attributes and basic colors in Categories and Colors of the Color Separation dialog box. Categories contains a list of specified categories, and buttons that allow to create, modify, and delete category definitions.
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    WiseImage - User's Guide 3. Enter a new category name in Name and/or select a symbolic color from the palette. 4. Click OK. Note that the category set of basic colors is
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    7 Binarization and Color Separation Running color separation When performing the separation procedure, the program creates a separate monochrome image for each category and places the object points, belonging to this category on this image. The AutoCAD layers are created in the drawing, on which new
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    WiseImage - User's Guide describing each category. You should select color samples both in the middle and closer to the object boundary. - or Use the Noise Reduction slider and
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    8 Filtering Monochrome Images Monochrome filters are used to process bitonal images. Applying filters can considerably increase image quality and reduce the size of raster image files. This chapter describes the following monochrome filters: · Speckle Remover · Hole Remover · Smoothing · Thinning ·
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    WiseImage - User's Guide The filter can be used after such procedures as binarization and layering to remove small raster objects in the obtained monochrome images' layers. Monochrome raster
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    8 Filtering Monochrome Images Click the button and pick two pixels on the screen. The program will estimate the speckle size equal to the distance between these pixels. 3. Choose Apply. Hole Remover This filter removes small sized holes in raster objects. Only holes which are smaller than the
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    WiseImage - User's Guide 2. Specify the maximum size of holes to be removed in the current units (left box) or in points (right box). - or Set the Auto Estimating
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    8 Filtering Monochrome Images On the second step the filter turns the pixels with a brightness value less than the Threshold value black. The wide black lines in the figure above show the boundary within which the pixels turn black and outside of which pixels turn white. If the Threshold value
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    WiseImage - User's Guide Thinning The Thinning filter makes raster fragments thinner by a specified number of pixels in specified directions - horizontal, vertical, and diagonal. This filter has a supplementary parameter
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    8 Filtering Monochrome Images Thickening The Thickening filter makes raster objects thicker by a specified number of pixels. You can choose a combination of thickening directions. The following figure below shows the Thickening filtration effect if all directions are chosen. The left picture shows
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    WiseImage - User's Guide After the image selection the following dialog box appears: 2. Select a desired thickening direction: Horizontal - by horizontal, Vertical - by vertical, All - horizontal, vertical and diagonal. 3. Choose
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    8 Filtering Monochrome Images Click the 4-coupling or 8-coupling button on the Raster Image toolbar. From the rFilter menu Select 4-coupling, and then 8-coupling. - or Start filtration without selecting an image. Select an image you want to process from the selection dialog box. * For more detailed
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    WiseImage - User's Guide Filling Raster Line Breaks To eliminate the breaks in raster lines using the appropriate buttons. The accuracy slider allows the user to tune the image, this process is manual and the results must be viewed to determine which will be the most suitable setting. This command
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    8 Filtering Monochrome Images 4. If satisfied with the results in the preview window, then move on to step 5 below. If not, then reset the wrong value for Max Width of Max Gap to Jump. Repeat the measurement of required parameters. 5. Play around with the accuracy slider to fine tune the image
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    WiseImage - User's Guide To fill in the Output Layer field you need to make the same actions for all the dialogs: § Enter a name of the layer to place
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    8 Filtering Monochrome Images In the Hatch Angle field specify the hatch angle. To bring objects back to the original image Select objects to bring back to the initial image using one of the selection methods. If all the objects are to be brought back, then select the created raster image by its
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    monochrome images. Second, you can move, rotate and change the size of images or its copies using standard AutoCAD commands. The technique supporting selections is slightly different from the standard one used in the Windows environment. In WiseImage the selected raster data is placed on temporary
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    WiseImage - User's Guide Selecting Procedure A raster selection set can be composed from raster parts selected from various images. Selecting procedure may consist of several steps. On each one
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    9 Working with Raster Selection Raster Selection Composition During selection the raster data is placed in a temporary buffer, called a raster selection set. The selecting process may consist of an arbitrary number of steps. This procedure is called raster selection set composition. A raster
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    WiseImage - User's Guide when selecting it. When data is removed from the selection set it is no longer highlighted. Selecting/Unselecting all Two further operations add convenience and
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    9 Working with Raster Selection In Hybrids on mode the selection result is a set of all vector objects crossed by fence. Note grips at the ends of lines. Grips In Hybrids off mode the selection result is raster fragment, containing the raster objects that were crossed by fence. The frame encloses
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    WiseImage - User's Guide There are four groups of the rSelect options, described in the following table. Options Function ALL, Window, Polygon, Line, Arc, Circle, Object, Symbol, CWindow, WWindow,
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    9 Working with Raster Selection Standard Selection Styles All The All option selects an entire raster image. To select an entire raster image Click the button on the Raster Select toolbar or enter all to the rSelect command prompt. Þ The All selection option causes deselecting on the current
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    WiseImage - User's Guide Style Crossing Window Within Polygon Crossing Polygon Fence Line Arc Circle Symbol Picking procedure Draw a selection window Draw a selection polygon Draw a selection polygon Draw a crossing
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    9 Working with Raster Selection Floodfilling Line Following Object Type Recognition isolated area on the raster image raster polyline segments raster entities FF LF OTR The following three examples explain of selecting in Object style, but the algorithms work the same way when selecting in
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    WiseImage - User's Guide In this case the entire object is selected, as all its dots are contiguous. This method is useful for selecting standalone objects of arbitrary shape:
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    9 Working with Raster Selection The figure shows that the program has selected the part of the raster line until it meets the intersection with the other raster objects. To select a part of a raster polyline between two nodes 1. At the rSelect command prompt enter j for the obJect option. 2. Click
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    WiseImage - User's Guide description of Max Width and Max Break see "Tuning Selection " on page 142. If selecting by picking when object recognition is on, then the program
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    9 Working with Raster Selection Comparing the Crossing Window selection methods Let us consider several examples that illustrate the difference between raster selection types that apply to the same selection methods. In the first example we select raster using the Crossing Window method with the
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    WiseImage - User's Guide Floodfilling Here the selection window is defined by the same points as in the two previous cases. However, using the Floodfilling selection type, you select
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    Floodfilling 9 Working with Raster Selection The figure shows the result of using the Within Window selection method based on Floodfilling. The program only selects an isolated raster object (character "A"), and excludes all the other raster objects because they are contiguous. Selecting by Fence
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    WiseImage - User's Guide The following figure illustrates an example of isolated object selection by fence (the red button on the More Raster Select toolbar). The figure on the
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    9 Working with Raster Selection In the following figures the selected raster objects are indicated with outlines. In the first figure there are two vertical lines, selected entirely after the use of the Object type recognition method (the green button on the Raster Select toolbar). Selected lines In
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    WiseImage - User's Guide Forced Selection The Line, Arc, and Circle methods select raster entities of a specified type. These selection methods require drawing a reference rubberline of an appropriate type
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    9 Working with Raster Selection Raster Symbol Selection The Symbol selection method allows selecting by picking the raster objects which have matching predefined templates. * The procedure of defining of symbol sample is described in "Setting Up Symbol Recognition Options" on page 212. To select a
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    WiseImage - User's Guide Tuning Selection Tuning selection is performed in the Options tab of the Conversion Options dialog box. You can control the raster object selection methods, based
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    9 Working with Raster Selection Raster Selection Parameters Raster selection is affected by three parameters in the Options tab: Max Width, Max Break and Approximation Accuracy. Max Width Defines the maximum width of raster objects that can be selected with the methods based on Object Type
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    WiseImage - User's Guide Changing the Status of Selected Data When selecting raster, the program creates a temporary raster image where the raster data, selected from the current image is
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    9 Working with Raster Selection with less color depth into the destination images with a greater color depth: monochrome into grayscale and color, grayscale into color (not into monochrome) color into color only. The names of images that do not fit are excluded from the list of the dialog box. To
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    WiseImage - User's Guide move them to a separate layer in order to further recognize texts or modify them manually using AutoCAD tools. On the detaching operation, a separation set becomes a regular image and is placed on the current AutoCAD layer. This operation can involve automatic
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    9 Working with Raster Selection - or - Use the button on the WiseImage toolbar (Merge a Copy command from the rEdit menu) to insert a copy of the transformed data. Thus, you can insert several copies of modified data into one or several images. Duplicating Parts of an Image Since raster
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    WiseImage - User's Guide raster image CS_PLAN.TIF (or CS_PLAN.DWG), located in the SAMPLES folder of the WiseImage program. Starting AutoCAD with WiseImage and checking setup of measurement
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    9 Working with Raster Selection 4. Specify a base point. Specify a point in the center of the raster selection. 5. Enter the Reference option in the r command line, press ENTER. 6. Indicate in the image a reference angle equal to the detail skew angle. Specify the point (1) above the left edge of
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    WiseImage - User's Guide The figure above shows the result of the Rotate command operation. The raster selection has been converted into a new raster image and its color is
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    9 Working with Raster Selection The figure below illustrates the result of the operation. Erasing Image Parts You can remove the selected raster objects, using the AutoCAD command ERASE. To erase an image part 1 Select raster data. 2 Indicate with cursor the raster selection boundary to select it as
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    10 Creating raster objects This chapter describes the WiseImage tools used to draw on raster images of different types - monochrome, grayscale, and color. By using pixel editing tools, you can draw line segments, open polygons and arbitrary curves of a specified width. If you work with monochrome
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    WiseImage - User's Guide Pixel Editing Using the pixel editing tools, you can draw the following types of objects on raster images: line segments, polylines made of linear segments,
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    10 Creating raster objects Click the PixelDraw button on the WiseImage toolbar. From the rEdit menu choose PixelDraw. - or Start the operation without selecting an image. Select an image you want to process using the dialog box. If you edit a monochrome image, then the following prompt appears: eXit
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    WiseImage - User's Guide Selecting an image to fill is performed using the following rule. If there is only one available (visible, placed on an unlocked layer) monochrome image,
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    10 Creating raster objects Note that for some vector objects there is no sense in specifying the rasterization width. These objects are: solid, fill, and TrueType text. If you rasterize such objects, then you will obtain the corresponding filled raster objects. To setup rasterization parameters 1.
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    WiseImage - User's Guide Running Rasterization Rasterization creates raster copies of vector objects, which are inserted into selected raster images, lying underneath the rasterized objects. If you rasterize onto
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    11 Hybrid Editing Tools Searching and Replacing Raster and Vector Objects The search and replace operation can find vector or raster (monochrome and color) objects and replace them with any other vector or raster item. The operation can be applied to sets of vector objects. The search and replace
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    WiseImage - User's Guide The SRTL tab allows to set and tune Symbol Recognition Template Library for current Search and Replace operation. * Work with SRTL tab is similar to
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    11 Hybrid Editing Tools Specify a base point of the selected vector set. When replacing, the base point of the replacing object is matched to the base point of the found object. 4. If you intend to replace the objects found, then place the raster selection or vector objects in the Replace With box.
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    WiseImage - User's Guide 2. If a raster object is used as a sample for searching and there are several available (visible, placed on unlocked layers) monochrome images in the drawing, then
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    11 Hybrid Editing Tools Find Next Click this button and the found item will be skipped To modify position or the size of the replacing object, use the following buttons: Move. Specify a new position for the replacement object's base point. Scale. Enter a scale factor for the replacement object.
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    Guide The program highlights with a color marker the point, to which the snap is supposed to be made. If you hold the cursor over the object, then a tooltip with the current snap mode name appears at the point. For each snap type a special marker is used. If there is any problem User's Guide. The
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    The following dialog box appears: 11 Hybrid Editing Tools The raster snap is only influenced by three parameters of the Options tab: Max Width, Max Break and Approximation Accuracy. Max Width Max Break Approximation Accuracy This parameter defines the maximum width of raster objects that the
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    WiseImage - User's Guide The program defines the Max Width value equal to the length of the part of the line that crosses the raster line. To measure Max
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    object, and then in case of failure, to a raster one. * Detailed information on object snap methods is provided in the "AutoCAD System User's Manual". To turn on the running raster snap 1. Using AutoCAD commands (DDOSNAP) turn on one or several object snap modes. 2. From the rImage menu, select
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    tracing you specify raster lines on the image, and the program creates vector objects that approximate the lines chosen This method allows you to guide the automatic conversion process the way you wish. When tracing you can classify line widths of raster image objects, transform only the necessary
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    WiseImage - User's Guide Selecting an Image for Tracing Selecting an image for tracing is performed using the following rules. If there is only one available (visible, placed on
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    12 Tracing When tracing a raster line by picking, the program determines its type (line, arc or circle) and tries to trace the object to the greatest possible extent. The intersections of an entity with other objects are ignored, and the set of points representing the object is extended as long as
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    WiseImage - User's Guide The procedure of first choosing Select Auto, and then a model is convenient if you trace the majority of objects in automatic mode and trace some
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    12 Tracing 2. After the line has been recognized, the command completes. To trace an arc 1. Run tracing using one of the following methods: On the Raster to Vector toolbar click Trace Arc button. -orFrom the rConvert menu select a tracing mode, and then Arc. If some available raster images are
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    WiseImage - User's Guide To trace a hatch 1. Run tracing using one of the following methods: On the Raster to Vector toolbar click the Trace Hatch button. -orFrom the rConvert
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    12 Tracing This command performance is influenced by Export single contour checkbox in Trace tab of Conversion options dialog (see page 188). The black figure was traced with Export single contour checkbox off. The result was selected, exploded and then Fill attribute was set to FALSE. Note that
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    WiseImage - User's Guide When tracing raster polylines you can also use the orthogonalization mode. It allows you to align obtained line segments by the base angle. In the
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    12 Tracing The next prompt appears: Point/Direction 2. Pick any point on the raster line. Starting from this point, WiseImage traces the selected raster line in both directions until in meets the two nearest intersections or breaks. The program automatically determines the tracing direction.
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    WiseImage - User's Guide After you have indicated one or several points, setting the any point on the traced polyline near the opposite vertex. - or To create one linear polyline segment manually (without tracing), select the drawLine option. Then indicate a point. The line section will link the
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    tab of Conversion Options dialog. If the program fails to determine a direction automatically, then you will be prompted to indicate a direction manually, and once selected, tracing will continue operating in the automatic detection mode. Tracing Raster Symbols The Symbol method allows you to trace
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    WiseImage - User's Guide To trace a raster symbol 1. On the Raster to vector toolbar click the Trace symbol button. 2. Indicate a point on the raster symbol. The raster symbol tracing
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    12 Tracing Tracing modes The tracing mode defines an operation made on the original raster object and the produced vector object. Tracing works on all types of images - monochrome, gray-scale, and color. When working on color and gray-scale images, tracing is only used for interactive vectorization
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    WiseImage - User's Guide Produce Vector and Erase Raster This mode creates approximating vector objects and removes the traced parts of raster lines. To turn on Produce Vector and
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    12 Tracing Click the button on the Raster to Vector toolbar or from the rConvert menu select Smooth raster, and then specify the submenu item appropriate to the traced object. Tracing effect in Smooth Raster mode Tuning Tracing You can control the tuning of the tracing procedure using the Conversion
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    WiseImage - User's Guide The Options tab of Conversion Options dialog. 2. Specify the new parameters by entering values or measuring with a ruler on the image, and then click OK. 184
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    12 Tracing Tracing Parameters Description The Options tab Parameter Min Length Max Width Max Break Approximation Accuracy Orthogonalization Description This parameter defines the size of the minimum raster object that can be recognized. This parameter defines the maximum width of raster lines
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    WiseImage - User's Guide Parameter Base angle Description Ÿ Enter an angle specifying the base direction of orthogonalization. - or - Ÿ Click the button at the box name and specify two points
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    you should choose a segment to extent tracing when the Auto Detect Direction mode of tracing extension is on. Unless the user specifies manually any other extension for the indicated period, the program will continue tracing in the automatically selected direction. Setting Pause to 0 disables this
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    WiseImage - User's Guide Parameter Auto Extend vectors Export single contour Description This feature simplifies forced selection and tracing of arcs and lines. While recognizing a line you can click
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    12 Tracing Separate Tab Parameter Description Use table If this checkbox is off, then the program assigns to objects the specified values of AutoCAD color and layer properties, the weight of objects' lines is set according to the widths of the appropriate raster lines. New interval Allows you
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    WiseImage - User's Guide In this case you need to create ranges from 0 to 0.33 and from 0.33 up to Max Width. Then you can set widths, colors and
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    12 Tracing You can modify boundaries of all intervals except the highest and the lowest, which always have the values Max Width and 0 respectively. Changing the boundary of one interval affects boundary of an adjacent interval. If you set the upper value of a boundary to be greater than the upper
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    WiseImage - User's Guide Indicate the left (lower) interval boundary on the width ruler and drag it to the left across the boundary of the nearest interval - the adjacent
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    12 Tracing be assigned the specified color. If you choose the Current value the objects of the specified interval will be created with the current AutoCAD color. To assign a color to an interval Click on the width table line corresponding to the required interval; click the Color column in the list.
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    13 Vectorization Automatic vectorization is a procedure for generating vector objects from original raster images. There are two types of vectorization: recognition of raster entities and approximation of raster objects. The vectorization algorithms of the first type search for raster image
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    WiseImage - User's Guide 2. Specify required parameters, then click OK. Recognition tab From this tab the original drawing. To make recognition of different image structures more versatile, WiseImage supports a set of the vectorization algorithms, that recognize raster analogues of vector entities
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    13 Vectorization The vectorization process is directly influenced by the setting of the geometrical parameters of recognition, which are located in the Options tab of this dialog box. Points This algorithm is intended for recognizing elevations marks on geodesic plans and similar images. WiseImage
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    WiseImage - User's Guide determined by the Approximating parameter. The lower this value, the larger the deviation can be. Arcs and Circles Turns on the algorithm for recognizing raster
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    text. Areas, containing raster text strings are ignored. Text Areas - creates rectangles bounding raster texts. These areas are not vectorized. Vector texts can be entered manually with the help of the review and correction procedure of recognized texts described below in this 199
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    WiseImage - User's Guide chapter.. Polylines - approximates central lines of the raster text strings with polylines. Outlines - approximates boundaries of the raster text strings by outline polylines. OCR - recognizes
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    13 Vectorization These parameter values are entered in AutoCAD units. You can enter parameter values from the keyboard or measure their values on the screen. To measure parameters value on the screen 1. Click on the button near the appropriate input box in dialog ( or ). 2. Specify two points on
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    WiseImage - User's Guide Max Break Sets the maximum accepted length of raster lines ignored break. If a segment (arc) on the image is broken in two parts and you
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    13 Vectorization The most complicated operation is the raster text recognition using either the built-in module of texts recognition (OCR) or an additional module form a third-party. The WiseImage OCR module recognizes raster texts and creates WiseImage Pro text objects. In addition height and
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    WiseImage - User's Guide Here is a formal description of the word pattern definition: " [% [length] character type] || [letter]] ... " [%] Beginning of character sequence definition [length] Any decimal number; absent if length
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    13 Vectorization To add a height value 1. Enter a new height value in the edit box. 2. Click the Add button. To delete a height value 1. Select a value from the edit box. 2. Click the Delete button. Character template libraries Specifies a file of character template libraries, which is used on
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    WiseImage - User's Guide During the learning process, WiseImage creates templates (topological models) of text characters and places them in the open character template library. You can replace any
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    13 Vectorization Before beginning the training, open the Training OCR dialog box and load the existing library or open a new one. To create a new character template 1. Enter a character in Symbol. 2 Select the raster symbol related to the specified character with one of the selection tools. Select
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    WiseImage - User's Guide You can either turn off templates - in this case they will not be used for recognition, or delete them. To delete a character template 1. Select a template. 2. Click the Delete button. 208
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    13 Vectorization Editing recognized texts The WiseImage OCR checks and highlights by bounding rectangles all created vector texts to enable you to review and edit the texts using a special procedure. The edited (or entering a new) text object can be accepted. The acceptance of the recognized text
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    WiseImage - User's Guide To move a text string, press the Move button and specify a new position for the text insertion point. To modify the text height, press the Modify
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    13 Vectorization New tab OCR Pro Changes in Recognition tab Choosing the rConvert > OCR Pro command opens the following dialog window. Options Auto, Matrix Printer, Typewriter and Handprint represent different algorithms of text recognition. Turning on Analyze Layout adds the ability to
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    WiseImage - User's Guide Setting Up Symbol Recognition Options The procedures of selection, tracing, and automatic vectorization of raster characters are based on the algorithms of raster character recognition
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    13 Vectorization Symbol tab The table provides the description of symbol recognition parameters. Parameter Srtl path Strategy Fixed scale Accuracy Orientation Standalone Symbols Description Defines the path to Symbol Recognition Template Library file which stores symbol templates and the
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    WiseImage - User's Guide Tuning Symbol Recognition Template Library The Symbol Recognition Template Library (SRTL) - is a library of symbol templates that is used for symbol recognition and replacing in
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    13 Vectorization The left part of the dialog box displays the contents of the current template library. This box shows the topological tree of Replace and Search templates. Collapsed Replace items are marked with "+". Open a set of Search items related to the Replace item by clicking on "+". Select
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    WiseImage - User's Guide button and specify name for .SRT file in the appeared Save dialog. Use the Open button to open existing library and the one. New button
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    13 Vectorization The figure illustrates a symbol template where the connecting lines are worth adding An arbitrary number of connecting lines can be specified. If the connecting lines are set in the symbol template, then only those symbols will be retrieved which have raster straight lines similar
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    WiseImage - User's Guide 5 Click the Select Connection Lines button. Click in the as Replace item, SRTL does not automatically create a corresponding to it Search item. This should be done manually. A raster symbol template could be added as Search item for raster or vector Replace item. However,
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    Boundary when Selecting a Part of an Image" on page 30. Before running vectorization, customize the recognition parameters using the description, provided in this Guide on page 195. To perform vectorization 1. Select the image or part of the image you want to process and run vectorization using one
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    WiseImage - User's Guide Select the images you want to process from the selection dialog box. * For more detailed information on the selection procedure see "Selecting Several Images" on
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    13 Vectorization Switch off the Show Vectors button of this dialog and switch on the Show Raster button . Move the Radius slider to its minimum position (equal to 4). Gradually increase the Threshold value until the required objects appear. Use the Smoothing filter if the objects have rough
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    WiseImage - User's Guide Smoothing Export Raster to Layer Select this checkbox to smooth the image. The Smoothing slider controls the smooth level. Moving this slider right makes the
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    13 Vectorization Visually check the quality of the recognized objects, their color and degree of conformity to the raster image. Re-customize parameters if necessary. To see lines of different colors on separate layers, switch on the Separate by color checkbox. Set the color Number value (usually
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    WiseImage - User's Guide Output color column Specify a color for the vectorized polyline set. Step4 Click the Apply button to start vectorization or save the parameters to a file for
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    (tracing) results. It processes such vector objects as lines, arcs, and circles. After applying Auto correction it is also recommended to apply manual vector correction, if needed. The results of Auto correction performance depends on the width of corrected vectors. Autocorrection allows users: · To
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    WiseImage - User's Guide The following dialog appears: 2. Turn on the Restore Tangents checkbox to restore the contact of lines with arcs. Before applying Restore Tangents Result of the Autocorrect command 226
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    14 Vector Correction 3. Turn on the Merge Vectors checkbox to "stick together" vector fragments into one object. The lower figure shows the result of applying Merge for these three lines. 4. Turn on the Remove Small checkbox if automatic vectorization created some vector speckles - i.e. small vector
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    WiseImage - User's Guide 7. Choose Vector Autocorrect from the rConvert menu. Example of auto correction of vectorization results In this example the Autocorrection command expands and trims selected vectors
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    14 Vector Correction Remove Small Segments Consolidates polyline nodes connected with a segment which is smaller or equal to the parameter value shown in Minimal Size to remove. A larger value causes the more distant nodes to consolidate into one. This type of correction allows elimination of
  • Autodesk 00126-050008-1640A | User Guide - Page 224
    WiseImage - User's Guide This type of correction can be used for removal of small vector trash that has appeared as a result of automatic vectorization Kill Internal Objects If
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    14 Vector Correction Combine Closest Polygons Combines closed polylines (polygons), located closer to each other than the maximum size parameter value, into one object. Make Orthogonal Segment This changes a polyline segment to be orthogonal with another. Set the angle value directly in the 'base
  • Autodesk 00126-050008-1640A | User Guide - Page 226
    WiseImage - User's Guide Index 4-coupling filter 116 4-Point Correction 51 8-coupling filter 116 Accuracy 213 calibration 65 estimation 58 searching 161 Acquiring images 27 Adaptive Binarization....... 102 Add
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    Calibration entity 33 Calibration grid 59, 66 Calibration methods...... 55, 63 Calibration pairs 55 Center linefollowing tracing..... 176 snap mode 166 Changing size of image....... 42 Channel 92 Channel histogram 92 Character recognition........ 205 Character Template .......... 205 Character
  • Autodesk 00126-050008-1640A | User Guide - Page 228
    WiseImage - User's Guide Color Separation........... 105 Conversion Options ..... 142, 165, 183, 186, 189, 190, Error! Not a valid bookmark in entry on page 191, 196, 200, 202, 212 Convert
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    selecting by fence ......... 137 selecting within window136 trace polyline 176 Example of autocorrection of vectorization results .. 228 calibration 66 Exiting AutoCAD 39 External reference 22 Eyedropper 93, 96, 98 Fast strategy 213 Fence 137 Filter 4-coupling 116 8-coupling 116 adaptive
  • Autodesk 00126-050008-1640A | User Guide - Page 230
    WiseImage - User's Guide loading 29 managing 22 merging 144 moving 146 resizing 146 selection 19 Linefollowing .. 131, 132, 135, 136, 175 Lineweight 156, 188 Linking 31, 38 Loading images 29 Manual deskewing 50 Margins 44 Marker 33 Master 77 Max Break 143, 165, 185, 202 Max Width 165,
  • Autodesk 00126-050008-1640A | User Guide - Page 231
    Produce Vector and Erase Raster 182 Smooth Raster without Vector Producing ....... 182 Modes of selection composition125 tracing 181 Monochrome filters .......... 109 Monochrome images .......... 88 Nearest, snap mode........... 166 Node of raster line 132 Node of a raster line.......... 175
  • Autodesk 00126-050008-1640A | User Guide - Page 232
    WiseImage - User's Guide Produce Vector and Keep Raster mode 181 Prompt.. 25, 26, 127, 129, 133, 155, 156, 171, 177, 178, 179 Properties of calibration object 33 Proportional
  • Autodesk 00126-050008-1640A | User Guide - Page 233
    Rotating 37, 48 Rounding line widths........ 192 Rubbersheeting 55 Running Object Snaps ...... 166 Saturation 75, 88 Saving AutoCAD drawings ........ 31 raster Image 30 settings 21, 193 Scale factor 25 Scaling changing 23 vs Resolution 44 Scanning 27 errors correction 51 Searching 159
  • Autodesk 00126-050008-1640A | User Guide - Page 234
    WiseImage - User's Guide Steps of tracing 176 Storing Raster Images......... 37 Strategy of symbol recognition 213 Surface Splines method ...... 64 Symbol Recognition Template Library (SRTL 214 Symbols tracing
  • Autodesk 00126-050008-1640A | User Guide - Page 235
    width table 189 Type Recognition 133 Undoing and Redoing ......... 31 Units of measurement ......... 23 Unloading Raster Images.... 29 Unselecting all 126 Unsharp Mask filter 85 Unused calibration points ... 56 Value (brightness of color) . 88 Vector correction 225 Vector objects autocorrection
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USER’S GUIDE
WiseImage
WiseImage Pro
Version X
for AutoCAD
2000/2000i/2002/2004/2005/2006
and AutoCAD LT
2002/2004/2005/2006
Consistent Software
2005