[FFmpeg-cvslog] avfilter/vf_vaguedenoiser: remove excessive code from soft thresholding
Paul B Mahol
git at videolan.org
Sun Jun 7 16:21:12 EEST 2020
ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Sun Jun 7 13:12:34 2020 +0200| [6c57b0d63ac9b7a14012b8a00650d4fafbc18dc5] | committer: Paul B Mahol
avfilter/vf_vaguedenoiser: remove excessive code from soft thresholding
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6c57b0d63ac9b7a14012b8a00650d4fafbc18dc5
---
libavfilter/vf_vaguedenoiser.c | 12 ++----------
1 file changed, 2 insertions(+), 10 deletions(-)
diff --git a/libavfilter/vf_vaguedenoiser.c b/libavfilter/vf_vaguedenoiser.c
index 023bd5d16a..e3d4d30f25 100644
--- a/libavfilter/vf_vaguedenoiser.c
+++ b/libavfilter/vf_vaguedenoiser.c
@@ -352,18 +352,10 @@ static void soft_thresholding(float *block, const int width, const int height, c
{
const float frac = 1.f - percent * 0.01f;
const float shift = threshold * 0.01f * percent;
- int w = width;
- int h = height;
- int y, x, l;
-
- for (l = 0; l < nsteps; l++) {
- w = (w + 1) >> 1;
- h = (h + 1) >> 1;
- }
+ int y, x;
for (y = 0; y < height; y++) {
- const int x0 = (y < h) ? w : 0;
- for (x = x0; x < width; x++) {
+ for (x = 0; x < width; x++) {
const float temp = FFABS(block[x]);
if (temp <= threshold)
block[x] *= frac;
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