From 85dc006b1a829726dd5e3a9b0fcc6a1dbfe6dffa Mon Sep 17 00:00:00 2001 From: Vittorio Giovara Date: Mon, 17 Nov 2014 00:22:27 +0100 Subject: lavc: fix bitshifts amount bigger than the type CC: libav-stable@libav.org Bug-Id: CID 1194387 / CID 1194389 / CID 1194393 / CID 1206638 --- libavcodec/vp8.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'libavcodec/vp8.c') diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index f437feec33..9a12346f98 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -1883,8 +1883,8 @@ void inter_predict(VP8Context *s, VP8ThreadData *td, uint8_t *dst[3], mb->bmv[2 * y * 4 + 2 * x + 1].y + mb->bmv[(2 * y + 1) * 4 + 2 * x ].y + mb->bmv[(2 * y + 1) * 4 + 2 * x + 1].y; - uvmv.x = (uvmv.x + 2 + (uvmv.x >> (INT_BIT - 1))) >> 2; - uvmv.y = (uvmv.y + 2 + (uvmv.y >> (INT_BIT - 1))) >> 2; + uvmv.x = (uvmv.x + 2 + FF_SIGNBIT(uvmv.x)) >> 2; + uvmv.y = (uvmv.y + 2 + FF_SIGNBIT(uvmv.y)) >> 2; if (s->profile == 3) { uvmv.x &= ~7; uvmv.y &= ~7; -- cgit v1.2.3