diff --git a/rtengine/CA_correct_RT.cc b/rtengine/CA_correct_RT.cc
index e1493ae40..aea20d8c9 100644
--- a/rtengine/CA_correct_RT.cc
+++ b/rtengine/CA_correct_RT.cc
@@ -967,7 +967,7 @@ void RawImageSource::CA_correct_RT(const bool autoCA, const double cared, const
                         int c = FC(rr + top, left + border + (FC(rr + top, 2) & 1));
 
                         for (int row = rr + top, cc = border + (FC(rr, 2) & 1), indx = (row * width + cc + left) >> 1; cc < cc1 - border; cc += 2, indx++) {
-                            RawDataTmp[indx] = 65535.0f * rgb[c][(rr) * ts + cc] + 0.5f;
+                            RawDataTmp[indx] = 65535.0f * rgb[c][(rr) * ts + cc];
                         }
                     }
 
diff --git a/rtengine/cfa_linedn_RT.cc b/rtengine/cfa_linedn_RT.cc
index b5578898b..0f9e27634 100644
--- a/rtengine/cfa_linedn_RT.cc
+++ b/rtengine/cfa_linedn_RT.cc
@@ -231,7 +231,7 @@ void RawImageSource::CLASS cfa_linedn(float noise)
 
                     for (int col = 16 + left, indx = rr * TS + 16; indx < rr * TS + numcols - 16; indx++, col++) {
                         if (rawData[row][col] < clip_pt && cfadn[indx] < clip_pt) {
-                            RawDataTmp[row * width + col] = CLIP((int)(cfadn[indx] + 0.5f));
+                            RawDataTmp[row * width + col] = CLIP(cfadn[indx]);
                         }
                     }
                 }
diff --git a/rtengine/demosaic_algos.cc b/rtengine/demosaic_algos.cc
index 847af784f..6a5b8eba8 100644
--- a/rtengine/demosaic_algos.cc
+++ b/rtengine/demosaic_algos.cc
@@ -1878,9 +1878,7 @@ SSEFUNCTION void RawImageSource::lmmse_interpolate_omp(int winw, int winh, array
     if(applyGamma) {
         gamtab = &(Color::igammatab_24_17);
     } else {
-        for(int i = 0; i < 65536; i++) {
-            (*gamtab)[i] = (float)i + 0.5f;
-        }
+        gamtab->makeIdentity();
     }
 
     array2D<float> (*rgb[3]);
diff --git a/rtengine/simpleprocess.cc b/rtengine/simpleprocess.cc
index b3aff9145..f28065d09 100644
--- a/rtengine/simpleprocess.cc
+++ b/rtengine/simpleprocess.cc
@@ -2137,12 +2137,27 @@ private:
 
         params.wavelet.strength *= scale_factor;
         params.dirpyrDenoise.luma *= scale_factor;
-
+        params.dirpyrDenoise.Ldetail += (100 - params.dirpyrDenoise.Ldetail) * scale_factor;
         //params.dirpyrDenoise.smethod = "shal";
         for (auto &p : params.dirpyrDenoise.lcurve) {
             p *= scale_factor;
         }
-
+        const char *medmethods[] = { "soft", "33", "55soft", "55", "77", "99" };
+        if (params.dirpyrDenoise.median) {
+            auto &key = params.dirpyrDenoise.methodmed == "RGB" ? params.dirpyrDenoise.rgbmethod : params.dirpyrDenoise.medmethod;
+            for (int i = 1; i < int(sizeof(medmethods)/sizeof(const char *)); ++i) {
+                if (key == medmethods[i]) {
+                    int j = i - int(1.0 / scale_factor);
+                    if (j < 0) {
+                        params.dirpyrDenoise.median = false;
+                    } else {
+                        key = medmethods[j];
+                    }
+                    break;
+                }
+            }
+        }
+        
         params.epd.scale *= scale_factor;
         //params.epd.edgeStopping *= scale_factor;
 
@@ -2152,6 +2167,7 @@ private:
             adjust_radius (defaultparams.dirpyrequalizer.mult[i], dirpyreq_scale,
                            params.dirpyrequalizer.mult[i]);
         }
+        params.dirpyrequalizer.threshold *= scale_factor;
 
         adjust_radius (defaultparams.defringe.radius, scale_factor,
                        params.defringe.radius);
@@ -2164,6 +2180,9 @@ private:
                 procparams::RAWParams::XTransSensor::methodstring[
                     procparams::RAWParams::XTransSensor::onePass];
         }
+        if (params.raw.bayersensor.method == procparams::RAWParams::BayerSensor::methodstring[procparams::RAWParams::BayerSensor::pixelshift]) {
+            params.raw.bayersensor.method = procparams::RAWParams::BayerSensor::methodstring[params.raw.bayersensor.pixelShiftLmmse ? procparams::RAWParams::BayerSensor::lmmse : procparams::RAWParams::BayerSensor::amaze];
+        }
     }
 
 private: