Converts the ladspa effects to the new format and adds realtime support

This also (hopefully) corrects some additional problems in general 
realtime support.  Particular focus should be given to the handling
of various combinations of stereo, left channel mono, right channel
mono, and true mono as this has been a particularly troublesome
area.



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13544 47890b92-0858-11df-a26f-8b716316a5bc
Missed a file in r13544



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13545 47890b92-0858-11df-a26f-8b716316a5bc
Some wording simplifications. 

Removed discussion of DirectSound, as there's no longer anything to do to enable it. 



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13546 47890b92-0858-11df-a26f-8b716316a5bc
another couple of minor changes, separating references

git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13547 47890b92-0858-11df-a26f-8b716316a5bc
Change to wxWidgets project to help debug why it doesn't work for some



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13548 47890b92-0858-11df-a26f-8b716316a5bc
Forgot to change the WXWIN variable name back from my test one



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13549 47890b92-0858-11df-a26f-8b716316a5bc
Slightly better error handling during effect initialization

It at least detects load failures now.  ;-)



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13550 47890b92-0858-11df-a26f-8b716316a5bc
Darn Windows developers!  (Or the VS compiler is just too helpful.)



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13551 47890b92-0858-11df-a26f-8b716316a5bc
Fix for Bug 781.

Fixes race condition on Audio thread state by using a mutex, so can play and use . (scrubbing forward) and SPACE (play/stop) safely.  Previously crashed.  Patch by Paul Licameli.



git-svn-id: http://audacity.googlecode.com/svn/audacity-src/trunk@13552 47890b92-0858-11df-a26f-8b716316a5bc