Codes

This chapter describes how to read, grade, train, detect, and write various symbols (codes).

In this chapter

• Code module
• Steps to reading or writing a code in an image
• Basic concepts
• Code context initialization modes
• Supported code types and noteworthy characteristics
• Supported encoding schemes by code type
• Automatically detecting the code type
• Training read and grade operation settings
• Customizing read operation settings
• Customizing write operation settings
• Retrieving results
• A code example