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Patch to fix highlight speckling when using line denoise + AMaZE.

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This commit is contained in:
Emil Martinec
2010-10-24 12:30:05 -05:00
parent ca09a35ed7
commit 5889fd4ca1
1 changed files with 5 additions and 2 deletions
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7
rtengine/cfa_linedn_RT.cc
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@@ -64,7 +64,9 @@ void RawImageSource::CLASS cfa_linedn(float noise)
int ex, ey;
int verbose=1;
float eps=1e-10; //tolerance to avoid dividing by zero
const float clip_pt = 0.8*ri->defgain;
float eps=1e-5; //tolerance to avoid dividing by zero
float gauss[5] = {0.20416368871516755, 0.18017382291138087, 0.1238315368057753, 0.0662822452863612, 0.02763055063889883};
float rolloff[8] = {0, 0.135335, 0.249352, 0.411112, 0.606531, 0.800737, 0.945959, 1}; //gaussian with sigma=3
@@ -189,7 +191,8 @@ void RawImageSource::CLASS cfa_linedn(float noise)
for (rr=16; rr < numrows-16; rr++) {
row = rr + top;
for (col=16+left, indx=rr*TS+16; indx < rr*TS+numcols-16; indx++, col++) {
ri->data[row][col] = CLIP((int)(cfadn[indx]+ 0.5));
if (ri->data[row][col]<clip_pt && cfadn[indx]<clip_pt)
ri->data[row][col] = CLIP((int)(cfadn[indx]+ 0.5));
}
}
if(plistener) plistener->setProgress(fabs((float)top/height));