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avfilter/vf_vaguedenoiser: remove excessive code from soft thresholding

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This commit is contained in:
Paul B Mahol 2020-06-07 13:12:34 +02:00
parent d09c35677d
commit 6c57b0d63a
1 changed files with 2 additions and 10 deletions
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12
libavfilter/vf_vaguedenoiser.c
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@ -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;