File Formats: Structured Fax File Format (SFF)

Structured Fax File Format (SFF)

The Structured Fax File format is a raster file format that represents primarily Group 3 fax documents. It contains information concerning the page structure and the compressed line data of the fax document. This format is used by COMMON-ISDN-API (CAPI) and is supported by IrfanView and PMView 2000. LEADTOOLS supports Version 1 of this file format.

The default extension used by this format is: SFF.

LEADTOOLS supports the multipage SFF files.

File constants associated with this file format are:

Constant Read Support Write Support Description
Sff 1 BPP 1 BPP Structured Fax File Format.

Required DLL: Leadtools.Codecs.Sff.dll. For a listing of the exact DLLs needed, based on the toolkit version, refer to Files To Be Included With Your Application .

Platform Support

Extension Module Value Win32 Win64 Net32 Net64 Linux Android Apple UWP MimeType Friendly Name
Sff SFF 302 image/x-sff SFF - Structured Fax File Format

For a complete list for supported file formats, see Summary of All Supported File Formats.

For details of the file formats supported across products and platforms, refer to File Format Comparison Chart.

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