From ec4ed2f69c240b901ef1491c752ed425cd7e9618 Mon Sep 17 00:00:00 2001
From: Paul B Mahol <onemda@gmail.com>
Date: Sun, 14 Aug 2016 10:00:35 +0200
Subject: [PATCH] avfilter/vf_signalstats: fix saturation calculation for >8
bit
---
libavfilter/vf_signalstats.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/libavfilter/vf_signalstats.c b/libavfilter/vf_signalstats.c
index 00051f2cab3..6796af80799 100644
--- a/libavfilter/vf_signalstats.c
+++ b/libavfilter/vf_signalstats.c
@@ -190,7 +190,7 @@ static int config_props(AVFilterLink *outlink)
if (!s->jobs_rets)
return AVERROR(ENOMEM);
- s->frame_sat = alloc_frame(AV_PIX_FMT_GRAY8, inlink->w, inlink->h);
+ s->frame_sat = alloc_frame(s->depth > 8 ? AV_PIX_FMT_GRAY16 : AV_PIX_FMT_GRAY8, inlink->w, inlink->h);
s->frame_hue = alloc_frame(AV_PIX_FMT_GRAY16, inlink->w, inlink->h);
if (!s->frame_sat || !s->frame_hue)
return AVERROR(ENOMEM);
@@ -799,10 +799,10 @@ static int filter_frame16(AVFilterLink *link, AVFrame *in)
AVFrame *sat = s->frame_sat;
AVFrame *hue = s->frame_hue;
- const uint8_t *p_sat = sat->data[0];
- const uint8_t *p_hue = hue->data[0];
- const int lsz_sat = sat->linesize[0];
- const int lsz_hue = hue->linesize[0];
+ const uint16_t *p_sat = (uint16_t *)sat->data[0];
+ const uint16_t *p_hue = (uint16_t *)hue->data[0];
+ const int lsz_sat = sat->linesize[0] / 2;
+ const int lsz_hue = hue->linesize[0] / 2;
ThreadDataHueSatMetrics td_huesat = {
.src = in,
.dst_sat = sat,
--
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