ImageEn, unit iexBitmaps

TIOPDFCompression


Declaration

  TIOPDFCompression = (
    ioPDF_UNCOMPRESSED,
    ioPDF_RLE,
    ioPDF_G4FAX,
    ioPDF_G3FAX2D,
    ioPDF_JPEG,
    ioPDF_LZW
    );


Description

Value Description Support Color? Support Monochrome?
ioPDF_UNCOMPRESSED No compression      
ioPDF_RLE Run length compression      
ioPDF_G4FAX G4Fax (black & white images only)      
ioPDF_G3FAX2D G3Fax (black & white images only)      
ioPDF_JPEG DCT-JPEG (color images only)      
ioPDF_LZW LZW compression      

Notes:
- Monochrome images do not support ioPDF_JPEG. If specified, ioPDF_G4FAX will be used instead
- Color images do not support ioPDF_RLE ioPDF_G4FAX or ioPDF_G3FAX2D. If specified, ioPDF_UNCOMPRESSED will be used instead