iirfilter: fix biquad filter coefficients.
authorJustin Ruggles <justin.ruggles@gmail.com>
Mon, 6 Jun 2011 21:10:11 +0000 (17:10 -0400)
committerJustin Ruggles <justin.ruggles@gmail.com>
Tue, 7 Jun 2011 14:47:36 +0000 (10:47 -0400)
commit2f37321abcbf9be5f58647b17155c0e257949c0d
treee9447f4f1b24c5e8a608181ebab4742fb88f7f64
parentedeb56fa31071841125f723b741858a4187ee748
iirfilter: fix biquad filter coefficients.

The current filter implementation should only have the cx coefficients
divided by gain in order to give the correct output scale.
libavcodec/iirfilter.c