ImageGear for C and C++ on Linux v18.10 - Updated
enumPDFTextEnc
API Reference Guide > PDF Component API Reference > PDF Component Enumerations Reference > enumPDFTextEnc

Specifies the encoding scheme to be used to convert binary image data to the text format when saving raster image into the PDF document. Used with PDF filter TEXT_ENCODING control parameter.

Values:

IG_PDF_TEXTENC_NONE Specifies that no encoding will be used.
IG_PDF_TEXTENC_ASCII_85 Specifies that ASCII 85 encoding will be used.
IG_PDF_TEXTENC_ASCII_HEX Specifies that ASCII HEX encoding will be used.