Sources of sound files
======================

silence.ogg
-----------

Notes:
    Generated 2 secs of silence - dd if=/dev/zero of=silence.pcm bs=176400 count=2 ; oggenc -r silence.pcm
    Generated by Neil Muller, Aug 2010
    Not copyrightable.

change_action.ogg
-----------------

Notes:
   Generated by: tools/gen_sound.py 400 0.25 ; oggenc -o change_action.ogg -r beep1000.pcm
   Generated by Neil Muller, May 2014
   License: MIT-style permissive license - see LICENSE.txt

error.ogg
---------

Notes:
   Generated by: tools/gen_sound.py 1000 0.25 ; oggenc -o error.ogg -r beep1000.pcm
   Generated by Neil Muller, May 2014
   License: MIT-style permissive license - see LICENSE.txt

startup.ogg
-----------

Notes:
   Generated by: tools/gen_sound.py 200 0.25 ; tools/gen_sound.py 400 0.25 ; tools/gen_sound.py 600 0.25 ; tools/gen_sound.py 800 0.25 ;
                 cat beep200.pcm beep400.pcm beep600.pcm beep800.pcm > startup.pcm ;
                 oggenc -o startup.ogg -r startup.pcm
   Generated by Neil Muller, May 2014
   License: MIT-style permissive license - see LICENSE.txt


zoop.ogg
--------

Notes:
   Generated by:
        for ((j=500; $j < 800; j= $j+20 )); do python ../../tools/gen_sound.py $j 0.01 50; done
        cat beep5??.pcm beep6??.pcm  beep7??.pcm > zoop.pcm
        oggenc -o zoop.ogg -r zoop.pcm
   Generated by Neil Muller, May 2014
   License: MIT-style permissive license - see LICENSE.txt