Added a higher precision cosine approximation and used it for the
authorjm <jm@0101bb08-14d6-0310-b084-bc0e0c8e3800>
Tue, 7 Nov 2006 13:25:33 +0000 (13:25 +0000)
committerjm <jm@0101bb08-14d6-0310-b084-bc0e0c8e3800>
Tue, 7 Nov 2006 13:25:33 +0000 (13:25 +0000)
commit40832c6caa90038ce43b09e49dd7085810ae3f60
tree09ea314b9d34729d3ec0714d17ada1dd4fe7a051
parenta0c47040e2883a96249845905fbccd317f7cd7ed
Added a higher precision cosine approximation and used it for the
WOLA window. Zero float operations left in preprocess.c.

git-svn-id: http://svn.xiph.org/trunk/speex@12054 0101bb08-14d6-0310-b084-bc0e0c8e3800
libspeex/math_approx.c
libspeex/math_approx.h
libspeex/preprocess.c