ImageGear for C and C++ on Windows v19.0
BTR

Full Name Brooktrout
Format ID IG_FORMAT_BRK = 3
File Extension(s) *.brk, *.301,
Data Type Raster image
Data Encoding Binary
Color Profile Support No
Multi-Page Support No
Alpha Channel Support No
ImageGear Platforms Support WIN32, WIN64, Unix, Unix64, MAC, .NET, .NET64

ImageGear Supported Versions:

Version 1

ImageGear Supported Features:

ImageGear Read Support:

ImageGear Write Support:

When saving an image, the image must have horizontal resolution of 200 DPI and vertical resolution of 100 or 200 DPI.

ImageGear Filter Control Parameters:

Filter Control Parameter Type Default Value Available Values Description
COMPRESSION WORD BTR_COMP_G3 BTR_COMP_G3BTR_COMP_G3_2D Compression for saving.

Comments:

A Brooktrout file consists of a CCITT Group 3 (G3) compressed file with a 128-byte header designed by Brooktrout Technology. The header fields include a constant that identifies the file as Brooktrout, a version number, the horizontal and vertical resolutions of the image in dots/mm, the number of bits per pixel, and the number of pixels per line.

 

 


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