diff options
-rw-r--r-- | vp9/encoder/vp9_denoiser.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/vp9/encoder/vp9_denoiser.c b/vp9/encoder/vp9_denoiser.c index e9fbf1bbf..e047f7ef6 100644 --- a/vp9/encoder/vp9_denoiser.c +++ b/vp9/encoder/vp9_denoiser.c @@ -145,11 +145,17 @@ static VP9_DENOISER_DECISION denoiser_filter(const uint8_t *sig, int sig_stride, adj = delta; } if (diff > 0) { + // Diff positive means we made positive adjustment above + // (in first try/attempt), so now make negative adjustment to bring + // denoised signal down. avg[c] = MAX(0, avg[c] - adj); - total_adj += adj; + total_adj -= adj; } else { + // Diff negative means we made negative adjustment above + // (in first try/attempt), so now make positive adjustment to bring + // denoised signal up. avg[c] = MIN(UINT8_MAX, avg[c] + adj); - total_adj -= adj; + total_adj += adj; } } sig += sig_stride; |