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ffmpeg / libavcodec / iirfilter.h @ fcdf0a43

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# Date Author Comment
fcdf0a43 01/20/2011 11:51 PM Justin Ruggles

Add biquad high-pass and low-pass IIR filters.

Signed-off-by: Mans Rullgard <>

75b98610 01/20/2011 06:35 PM Justin Ruggles

cosmetics: vertical alignment and line wrap

Signed-off-by: Mans Rullgard <>

d42dc217 01/20/2011 06:35 PM Justin Ruggles

Add memory allocation failure checks to ff_iir_filter_init_coeffs().

Signed-off-by: Mans Rullgard <>

0a3d7697 01/20/2011 05:26 PM Justin Ruggles

Add function ff_iir_filter_flt() to accept floating-point input and output.

Signed-off-by: Mans Rullgard <>

ba87f080 04/20/2010 02:45 PM Diego Biurrun

Remove explicit filename from Doxygen @file commands.

Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.

Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk

bad5537e 02/01/2009 02:00 AM Diego Biurrun

Use full internal pathname in doxygen @file directives.
Otherwise doxygen complains about ambiguous filenames when files exist
under the same name in different subdirectories.

Originally committed as revision 16912 to svn://svn.ffmpeg.org/ffmpeg/trunk

98790382 08/31/2008 07:39 AM Stefano Sabatini

Globally rename the header inclusion guard names.

Consistently apply this rule: the guard name is obtained from the
filename by stripping the leading "lib", converting '/' and '.' to
'_' and uppercasing the resulting name. Guard names in the root
directory have to be prefixed by "FFMPEG_"....

a169f498 08/28/2008 04:53 AM Kostya Shishkov

Add generic IIR filter interface with Butterworth lowpass filter implementation
and remove obsoleted old lowpass filter.

Originally committed as revision 15005 to svn://svn.ffmpeg.org/ffmpeg/trunk