[Ham-Mac] Cyrillic font users
w1hkj
w1hkj at bellsouth.net
Sat Feb 11 15:00:15 EST 2012
I am looking for additional testers for an alpha release of fldigi that
supports sending and receiver Cyrillic characters.
http://www.w1hkj.com/alpha/fldigi/
Version 3.21.38AF
Cyrillic-UTF8 chars
* Added support for displaying, transmitting & receiving
UTF-8 characters
* Modes which support UTF-8 characters:
- PSK31, PSK63, PSK125, PSK250, PSK500
- Olivia - must enable 8 bit extended characters
- MT63 - must enable 8 bit extended characters
- MFSK - all baudrates supported
Cyrillic-UTF8 character implementation impacts on a large number of
source files. I can provide a macro file with Russian alphabet if you
are interested. I have not tested with Greek, or any other eastern
language Cyrillic characters. Western characters that use inflection
marks are also handled by this implementation; but they must be
generated using a UTF-8 compatible font. Olivia and MT63 handle the
extended character set by using an escape mechanism. Bytes whose value
is > 127 are sent using a two byte sequence. UTF-8 characters may be
either a single byte (ASCII) or two byte with both bytes > 127.
Therefore a text containing Cyrillic characters will require a 4 byte
transmission for each Cyrillic character. PSK and MFSK support
transmitting bytes up to value 255 (0xFF), therefore those modes only
require 2 bytes for each Cyrillic character. In any case, transmitting
Cyrillic characters is slower than pure ASCII text.
73, Dave, W1HKJ
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