From 8ddadea171fa38563cc1ff9a78d4cd07655c0e1b Mon Sep 17 00:00:00 2001 From: Kostya Shishkov Date: Thu, 2 Aug 2012 07:50:49 +0200 Subject: [PATCH] g723_1: make scale_vector() behave like the reference --- libavcodec/g723_1.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c index 91f1b86170..4ad74f4448 100644 --- a/libavcodec/g723_1.c +++ b/libavcodec/g723_1.c @@ -282,7 +282,8 @@ static int normalize_bits(int num, int width) */ static int scale_vector(int16_t *vector, int length) { - int bits, scale, max = 0; + int bits, max = 0; + int64_t scale; int i; @@ -293,7 +294,7 @@ static int scale_vector(int16_t *vector, int length) scale = (bits == 15) ? 0x7FFF : (1 << bits); for (i = 0; i < length; i++) - vector[i] = (vector[i] * scale) >> 4; + vector[i] = av_clipl_int32(vector[i] * scale << 1) >> 4; return bits - 3; }