Canon CAPTUREPERFECT 3.1 - Manual (Page 18)

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Note
• CCITT Group 4
This compression format is used by faxes and other such devices for data transmission, and is used
to compress black and white images.
• OLD JPEG(6) and JPEG(7)
These compression formats are for saving grayscale and color images. When OLD JPEG(6) or
JPEG(7) is selected, the value set in the JPEG compression dialog box is applied.
Important
• OLD JPEG(6) is the JPEG format supported by Image Viewer that was bundled with Windows prior to
Windows 2000, and is no longer supported by the Windows Image and Fax Viewer bundled with
Windows XP.
• JPEG(7) is not supported by Image Viewer that was bundled with Windows prior to Windows 2000.
• The compression format supported by CapturePerfect may not be supported by other applications. If
a TIFF file saved by CapturePerfect cannot be opened by another application, set the compression to
None and save it again.
• JPEG compression
Select the image quality to be applied when OLD JPEG(6) or JPEG(7) is selected under the
Compression settings.
Setting JPEG Compression ( →P. 21)
3 Click the OK button.
The Details of File Settings dialog box closes.