avfilter/vf_atadenoise: compensate for small overall brightness loss

This is very hard to spot.
2019-10-16 13:16:41 +02:00 · 2019-10-16 13:16:41 +02:00 · c3985c0ea8
commit c3985c0ea8
parent b20dee813a
1 changed files with 1 additions and 1 deletions
--- a/libavfilter/vf_atadenoise.c
+++ b/libavfilter/vf_atadenoise.c
@ -169,7 +169,7 @@ static void filter_row##name(const uint8_t *ssrc, uint8_t *ddst,            \
           sum += srcix;                                                    \
       }                                                                    \
                                                                            \
-       dst[x] = sum / (r + l + 1);                                          \
+       dst[x] = (sum + ((r + l + 1) >> 1)) / (r + l + 1);                   \
   }                                                                        \
 }