From c7ece8e26f313bba7ab30f0ac7cfd282b6ff51e0 Mon Sep 17 00:00:00 2001 From: Paul B Mahol Date: Tue, 27 Oct 2020 19:43:54 +0100 Subject: [PATCH] avfilter/vf_normalize: fix regression with white/black point calculation --- libavfilter/vf_normalize.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavfilter/vf_normalize.c b/libavfilter/vf_normalize.c index e2e00b1234..9675c8ac2c 100644 --- a/libavfilter/vf_normalize.c +++ b/libavfilter/vf_normalize.c @@ -448,8 +448,8 @@ static int config_input(AVFilterLink *inlink) for (c = 0; c < 3; c++) { s->min[c].history = s->history_mem + (c*2) * s->history_len; s->max[c].history = s->history_mem + (c*2+1) * s->history_len; - s->sblackpt[c] = scale * s->blackpt[c] + (s->blackpt[c] >> (s->depth - 8)); - s->swhitept[c] = scale * s->whitept[c] + (s->whitept[c] >> (s->depth - 8)); + s->sblackpt[c] = scale * s->blackpt[c] + (s->blackpt[c] & (1 << (s->depth - 8))); + s->swhitept[c] = scale * s->whitept[c] + (s->whitept[c] & (1 << (s->depth - 8))); } planar = desc->flags & AV_PIX_FMT_FLAG_PLANAR;