Largely refactor DSP tone detection routines.
authorJason Parker <jparker@digium.com>
Wed, 20 Feb 2008 21:36:46 +0000 (21:36 +0000)
committerJason Parker <jparker@digium.com>
Wed, 20 Feb 2008 21:36:46 +0000 (21:36 +0000)
commitea8c695a1c3f2f66fb2fb06acf0c0399d51be5d7
tree7b5c923f8c543fb5c75fa10733088bf2dcf4e1c2
parentd2d397f86114c65eef7da334c4e3c93ba1985bd8
Largely refactor DSP tone detection routines.

Separate fax detection from digit detected.
Added CED (called) tone detection for fax (previously, only CNG (calling) was supported).
Separate DTMF/MF code paths where appropriate.
Allow detection of arbitary tones.

(closes issue #11796)
Reported by: dimas
Patches:
      v6-dsp-faxtones.patch uploaded by dimas (license 88)
Tested by: dimas, IgorG, Cache

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@103903 65c4cc65-6c06-0410-ace0-fbb531ad65f3
include/asterisk/dsp.h
main/dsp.c