From 95234e051bbde20bb580fd8e7b1c8dc54773d332 Mon Sep 17 00:00:00 2001 From: Justin Ruggles Date: Thu, 10 Feb 2011 21:15:01 +0000 Subject: [PATCH] ac3enc: remove right shifting from lshift_tab() and make lshift unsigned. Signed-off-by: Mans Rullgard (cherry picked from commit d4582889eefeee4dd23face9e74b2829dbaaeae5) --- libavcodec/ac3enc_fixed.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/libavcodec/ac3enc_fixed.c b/libavcodec/ac3enc_fixed.c index 90e148b949..ff400b8aaf 100644 --- a/libavcodec/ac3enc_fixed.c +++ b/libavcodec/ac3enc_fixed.c @@ -286,19 +286,15 @@ static int log2_tab(int16_t *tab, int n) * Left-shift each value in an array by a specified amount. * @param tab input array * @param n number of values in the array - * @param lshift left shift amount. a negative value means right shift. + * @param lshift left shift amount */ -static void lshift_tab(int16_t *tab, int n, int lshift) +static void lshift_tab(int16_t *tab, int n, unsigned int lshift) { int i; if (lshift > 0) { for (i = 0; i < n; i++) tab[i] <<= lshift; - } else if (lshift < 0) { - lshift = -lshift; - for (i = 0; i < n; i++) - tab[i] >>= lshift; } }