Commit Graph

20 Commits

Author SHA1 Message Date
Vitor Sessak
504eee37de Commit some functions that are used by both SIPR and AMR.
Based on AMR SoC code by Robert Swain and Colin McQuillan.

Originally committed as revision 20392 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-10-27 23:53:18 +00:00
Colin McQuillan
bb937155ec Add a function that can apply an order 2 rational transfer function in-place.
This function will be used in the upcoming AMR-NB floating point decoder for
high-pass filtering.

Patch by Colin McQuillan ( m.niloc googlemail com )

Originally committed as revision 19649 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-08-15 11:22:55 +00:00
Diego Biurrun
51222d1041 cosmetics: K&R style reformatting
Originally committed as revision 19088 to svn://svn.ffmpeg.org/ffmpeg/trunk
2009-06-04 10:37:29 +00:00
Kenan Gillet
4599d22c0c Split off celp_filters.[ch] from acelp_filters.[ch] for the QCELP decoder.
patch by Kenan Gillet, kenan.gillet gmail com

Originally committed as revision 15680 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-10-24 21:29:23 +00:00
Vladimir Voroshilov
f5e177f852 (cosmetics) Describe for which tests clipping is required.
Originally committed as revision 14979 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-26 16:47:31 +00:00
Vladimir Voroshilov
1b8a36d728 (cosmetics) Remove wrong comments.
Originally committed as revision 14977 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-26 16:41:23 +00:00
Michael Niedermayer
2ad0d96a24 Replace cliping in ff_acelp_interpolate() by a check&av_log, this should be the
quickest way to find out if it is needed.

Originally committed as revision 14970 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-25 22:51:47 +00:00
Michael Niedermayer
70d3ba4194 Remove mathops.h dependancy.
Originally committed as revision 14897 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 23:25:41 +00:00
Michael Niedermayer
1f08308249 vertical align
Originally committed as revision 14896 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 23:23:01 +00:00
Michael Niedermayer
cd523888f3 Remove ff_acelp_weighted_filter() which is just a function wrapping a 1
line loop.

Originally committed as revision 14895 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 23:22:11 +00:00
Michael Niedermayer
5038ecb1f1 Rename subframe_size to a name that is not specific to some specific use
of ff_acelp_convolve_circ()

Originally committed as revision 14894 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 22:41:20 +00:00
Michael Niedermayer
2bbd3434bc rename pitch_delay_frac in ff_acelp_interpolate()
Originally committed as revision 14893 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 22:36:32 +00:00
Michael Niedermayer
fee37a4985 Document code, do not document difference to a irrelevant reference implementation.
Originally committed as revision 14885 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 21:33:31 +00:00
Michael Niedermayer
012fd207a3 Remove some irrelevant comments.
Originally committed as revision 14884 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-08-21 21:31:03 +00:00
Vitor Sessak
0bbab5671d Typo in a comment: s/two avoid/to avoid/
Originally committed as revision 14090 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-07-06 10:49:28 +00:00
Vitor Sessak
fe4a5b185f Make ff_acelp_lp_synthesis_filter() receives a pointer to the actual filter coefficients and not the pointer minus one
Originally committed as revision 14031 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-06-29 21:37:03 +00:00
Vitor Sessak
8a1c868ee6 Add a rounding parameter to ff_acelp_lp_synthesis_filter()
Originally committed as revision 14028 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-06-29 11:19:50 +00:00
Vladimir Voroshilov
d347a046e2 Move pitch vector interpolation code to acelp_filters
and convert it to a generic interpolation routine.

Originally committed as revision 13284 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-24 17:18:42 +00:00
Vladimir Voroshilov
542c064d1b Update comment to version, negotiated with Diego, and
fix missing period (not latest revision of patch
was wrongly committed).

Originally committed as revision 13113 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-11 10:07:11 +00:00
Vladimir Voroshilov
a52000f291 various filters for ACELP-based codecs
Originally committed as revision 13110 to svn://svn.ffmpeg.org/ffmpeg/trunk
2008-05-11 03:42:53 +00:00