From 5dd37c684736b3103430ffa94593726623ba3ff5 Mon Sep 17 00:00:00 2001 From: Clément Bœsch Date: Sat, 25 Mar 2017 13:33:07 +0100 Subject: lavc/vp9: clarify inv_recenter_nonneg Ends up identical to Libav. --- libavcodec/vp9.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'libavcodec') diff --git a/libavcodec/vp9.c b/libavcodec/vp9.c index dc0cea19e6..202b29e2eb 100644 --- a/libavcodec/vp9.c +++ b/libavcodec/vp9.c @@ -261,7 +261,11 @@ static av_always_inline int get_sbits_inv(GetBitContext *gb, int n) static av_always_inline int inv_recenter_nonneg(int v, int m) { - return v > 2 * m ? v : v & 1 ? m - ((v + 1) >> 1) : m + (v >> 1); + if (v > 2 * m) + return v; + if (v & 1) + return m - ((v + 1) >> 1); + return m + (v >> 1); } // differential forward probability updates -- cgit v1.2.3