CONTENTS Title Page Copyright Page Preface 1 Introducing DECimage Scan Software What Is DECimage Scan Software? What Do You Need to Run DECimage Scan Software? What Can You Do with DECimage Scan Software? 2 Understanding Scanning Concepts What Is an Image? Types of Images Bitonal Images Line Art Images Halftone Images Continuous Tone Images Gray Scale Images Color Images Combination Images Quality Images 3 Getting Started Beginning a DECwindows Motif Session Beginning a DECimage Scan Software Session Invoking DECimage Scan Software from DCL Level Invoking DECimage Scan Software from DECwrite and DECpresent DECimage Scan Software Preview Window DECimage Scan Software Menus Choosing an Option from a Pull-Down Menu DECimage Scan Software Messages Ending a DECimage Scan Software Session Ending a DECwindows Motif Session 4 Scanning Images Accessing the Scan Widget Selecting a Scanner Adjusting the Scanner Setup Changing the Scan Attributes Settings Choosing the Scan Mode Adjusting the Resolution Adjusting the Brightness Adjusting the Contrast Adjusting the Grain Changing Optional Hardware Settings Compressing Image Data When Scanning Printing an Endorser String on a Document Changing Source Document Information Choosing the Page Size Choosing the Type of Document Feed Defining a Scan Frame Using the Keyboard Using the Rubberband Box Defining Scan Windows Using the Keyboard Using the Rubberband Box Scanning a Document Selecting Options 5 Viewing Images Changing the Image Display Using the Reference Box in the Scaled View Window Enlarging an Image Using the Scaled View Window Displaying Image Statistics and Histograms Setting Operational Preferences Changing Operational Characteristics Declaring Output File Information Specifying the Output File Type Assigning File Names Automatically Changing the Bitonal Image Compression Changing the Continuous Tone Image Compression Saving Settings Restoring Settings Returning to the Factory Default Settings 6 Modifying Images Using the Rubberband Box to Define Regions of Interest Using the DECwindows Motif Clipboard Modifying an Image Cropping a Region Changing a Region to White or Black Reversing a Region of Color Moving and Copying an Image Rotating an Image Flipping an Image Cutting to the Clipboard Copying to the Clipboard Pasting from the Clipboard Changing the Brightness and Contrast of an Image Changing Image Characteristics Changing Image Component Characteristics Changing the Intensity Levels per Component Changing the Black and White Threshold Value Changing Image Enhancement Filters Canceling Changes Clearing the Image Display 7 Storing and Sending Image Files Creating a File Directory Opening an Image File Saving an Image File Printing an Image File Sending an Image File A Error Messages Software Error Messages INVINTLOG . . . NOREGCLAS Operational Error Messages Cannot connect to scanner . . . Invalid region of interest definition Medium is offline . . . Use the Rubberband to specify a rectangle B Online Help Using the Help Menu Using Help Overview Using Help About Glossary acknowledge box . . . complement mode continuous tone . . . dither dots per centimeter (dpc) . . . image input device image processing . . . pan pixel . . . rotate rotation angle . . . scroll bar signature . . . work area FIGURES 3-1 DECwindows Motif Start Session Dialog Box 3-2 DECwindows Motif DECterm Window 3-3 DECimage Scan Software Preview Window 3-4 DECwindows Motif Acknowledge Box 3-5 DECimage Scan Software Quit Dialog Box 4-1 Scan Widget Dialog Box 4-2 Example Scanner Device Info 4-3 Select Scanner Dialog Box 4-4 Main Sections in the Scan Widget Dialog Box 4-5 Scan Attributes Settings 4-6 Optional Hardware Settings 4-7 Source Document Info Settings 4-8 Document with a Scan Frame 4-9 Scan Frame Settings 4-10 Scan Window Setup Dialog Box 4-11 Scan Widget Scan Push Buttons 4-12 Scan Operation in Progress Message Box 4-13 Settings Modified Message Box 5-1 Scale Image Dialog Box 5-2 Image Statistics Example 5-3 Image Histogram Example 5-4 Operational Preferences Dialog Box 5-5 Save Settings Dialog Box 5-6 Restore Settings Dialog Box 6-1 Sample Color Scale 6-2 Sample Color Scale Showing Midrange 6-3 Rotate Image Dialog Box 6-4 Adjust Image Brightness/Contrast Dialog Box 6-5 Change Image Characteristics Dialog Box 7-1 Open As Dialog Box 7-2 Save As Dialog Box 7-3 Print Dialog Box TABLES 4-1 Recommended Scanner Modes 4-2 Resolution Values 4-3 Brightness Values 4-4 Contrast Values 4-5 Grain Values 4-6 Data Compression Formats 4-7 Valid Endorser String Characters 4-8 Endorser Symbol Values 4-9 Page Sizes 4-10 Scan Frame Settings for Page Sizes 5-1 Compression Method and Output File Type 5-2 Continuous Tone Compression Formats 6-1 Intensity Levels Per Component 6-2 Image Filters