From 5d7b03669cb067c8848dfad642357c86e46e806a Mon Sep 17 00:00:00 2001
From: Jean-Marc Valin <jean-marc.valin@usherbrooke.ca>
Date: Mon, 25 Jul 2011 10:45:23 -0400
Subject: [PATCH] Prevents more than 10 LSBs from being decoded
---
silk/silk_decode_pulses.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/silk/silk_decode_pulses.c b/silk/silk_decode_pulses.c
index 9c0aa94a5..eb99f61c1 100644
--- a/silk/silk_decode_pulses.c
+++ b/silk/silk_decode_pulses.c
@@ -67,7 +67,9 @@ void silk_decode_pulses(
/* LSB indication */
while( sum_pulses[ i ] == MAX_PULSES + 1 ) {
nLshifts[ i ]++;
- sum_pulses[ i ] = ec_dec_icdf( psRangeDec, silk_pulses_per_block_iCDF[ N_RATE_LEVELS - 1 ], 8 );
+ /* When we've already got 10 LSBs, we shift the table to not allow (MAX_PULSES + 1) */
+ sum_pulses[ i ] = ec_dec_icdf( psRangeDec,
+ silk_pulses_per_block_iCDF[ N_RATE_LEVELS - 1] + (nLshifts[ i ]==10), 8 );
}
}
--
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