Fix a bug in VP9 denoiser.
When the first try of denoising turns out to be too much, we will use a softer filter by adopting an adjustment to make the result closer to original pixel (as in VP8 denoiser). The old code made the adjustment in the wrong direction. Change-Id: I84e28fa9e01eef47c5a37d5a2e6d3d378a06786b
Showing with 8 additions and 2 deletions