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pixelshift: adaptice method V3 (worse than V2 imho)

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heckflosse
2016-11-24 19:28:11 +01:00
parent 1fcbdd8966
commit 7eda37a081
1 changed files with 2 additions and 1 deletions
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3
rtengine/pixelshift.cc
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@@ -51,7 +51,8 @@ float greenDiff(float a, float b, bool adaptive, float scale, float stddevFactor
float stddev = sqrtf(avg + nreadIso * nreadIso + prnu * prnu); float stddev = sqrtf(avg + nreadIso * nreadIso + prnu * prnu);
// float korr = stddevFactor * stddev / (a * scale); // V0: use G1 not scaled by eperIso // float korr = stddevFactor * stddev / (a * scale); // V0: use G1 not scaled by eperIso
// float korr = stddevFactor * stddev / (maxVal * scale); // V1: use max(G1,G2) not scaled by eperIso // float korr = stddevFactor * stddev / (maxVal * scale); // V1: use max(G1,G2) not scaled by eperIso
float korr = stddevFactor * stddev / (gDiff / (eperIso * scale)); // V2: use absolute difference abs(G1-G2) scaled by eperISo // float korr = stddevFactor * stddev / (gDiff / (eperIso * scale)); // V2: use absolute difference abs(G1-G2) scaled by eperISo
float korr = stddevFactor * stddev / (gDiff * eperIso * scale); // V3: corrected version of V2
diff -= korr; diff -= korr;
} }
return diff; return diff;