File Formats: LEAD 1 Bit Format (CMP)

LEAD 1BIT is a set of proprietary 1-bit LEAD compressed formats that have better compression and performance than JBIG, JBIG2 and CCITT G4, but not as good as the newer LEAD Advanced Bitonal Compression (ABC) format. Type B provides better compression ratios than Type A.

File constants associated with these file formats are:

Constant

Read Support

Write Support

Description

Lead1BitA

1 BPP

1 BPP

LEAD Proprietary 1-bit Compression Format, type A. (optional, legacy use only)

Lead1Bit

1 BPP

1 BPP

LEAD Proprietary 1-bit Compression Format, type B.

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

Related Formats: FAX - Raw Fax Format, Advanced Bitonal Compression - LEAD 1-Bit Format, TIFF - Tagged Image File Format / CCITT.

Platform Support

Extension Module Value Win32 Win64 Net32 Net64 Linux Android Apple UWP MimeType Friendly Name
Lead1Bit BIN 26 LEAD 1-bit Lossless 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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