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authorJustin Ruggles <justin.ruggles@gmail.com>2011-01-20 21:26:47 +0000
committerMichael Niedermayer <michaelni@gmx.at>2011-01-21 20:36:01 +0100
commitaa226b246007d71fd2e3c9ddf8e83d9c85df3317 (patch)
tree59dd309eaea4ad352ab000ba26cb8eb8840cd98c /libavcodec/iirfilter.h
parent7f8c11b0052f1f34d8294865c3cb1ec002ebd58e (diff)
downloadffmpeg-aa226b246007d71fd2e3c9ddf8e83d9c85df3317.tar.gz
Add biquad high-pass and low-pass IIR filters.
Signed-off-by: Mans Rullgard <mans@mansr.com> (cherry picked from commit fcdf0a43cd267c1d4193aa172b024f35903c286e)
Diffstat (limited to 'libavcodec/iirfilter.h')
-rw-r--r--libavcodec/iirfilter.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/iirfilter.h b/libavcodec/iirfilter.h
index 13e1598e39..c2484e23d3 100644
--- a/libavcodec/iirfilter.h
+++ b/libavcodec/iirfilter.h
@@ -34,6 +34,7 @@ struct FFIIRFilterState;
enum IIRFilterType{
FF_FILTER_TYPE_BESSEL,
+ FF_FILTER_TYPE_BIQUAD,
FF_FILTER_TYPE_BUTTERWORTH,
FF_FILTER_TYPE_CHEBYSHEV,
FF_FILTER_TYPE_ELLIPTIC,