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authorKoen Vos <koen.vos@skype.net>2011-12-13 23:47:31 +0400
committerJean-Marc Valin <jmvalin@jmvalin.ca>2011-12-13 23:47:31 +0400
commitbf75c8ec4d0dded188bc7793de6da56c7ff0be1c (patch)
treec21bb05faf0a203b73e8f8aae90fc63dac27625d /silk/LPC_analysis_filter.c
parent6619a736376221f2782cecff55d051c3ecfc2ff7 (diff)
SILK fixes following last codec WG meeting
decoder: - fixed incorrect scaling of filter states for the smallest quantization step sizes - NLSF2A now limits the prediction gain of LPC filters encoder: - increased damping of LTP coefficients in LTP analysis - increased white noise fraction in noise shaping LPC analysis - introduced maximum total prediction gain. Used by Burg's method to exit early if prediction gain is exceeded. This improves packet loss robustness and numerical robustness in Burg's method - Prefiltered signal is now in int32 Q10 domain, from int16 Q0 - Increased max number of iterations in CBR gain control loop from 5 to 6 - Removed useless code from LTP scaling control - Optimization: smarter LPC loop unrolling - Switched default win32 compile mode to be floating-point resampler: - made resampler have constant delay of 0.75 ms; removed delay compensation from silk code. - removed obsolete table entries (~850 Bytes) - increased downsampling filter order from 16 to 18/24/36 (depending on frequency ratio) - reoptimized filter coefficients
Diffstat (limited to 'silk/LPC_analysis_filter.c')
-rw-r--r--silk/LPC_analysis_filter.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/silk/LPC_analysis_filter.c b/silk/LPC_analysis_filter.c
index bf5c2843..e1a9d917 100644
--- a/silk/LPC_analysis_filter.c
+++ b/silk/LPC_analysis_filter.c
@@ -77,7 +77,7 @@ void silk_LPC_analysis_filter(
out32 = silk_RSHIFT_ROUND( out32_Q12, 12 );
/* Saturate output */
- out[ ix ] = ( opus_int16 )silk_SAT16( out32 );
+ out[ ix ] = (opus_int16)silk_SAT16( out32 );
}
/* Set first d output samples to zero */