diff --git a/rtengine/pixelshift.cc b/rtengine/pixelshift.cc
new file mode 100644
index 000000000..944fc9790
--- /dev/null
+++ b/rtengine/pixelshift.cc
@@ -0,0 +1,93 @@
+////////////////////////////////////////////////////////////////
+//
+//      pixelshift
+//
+//
+//  pixelshift.cc is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+////////////////////////////////////////////////////////////////
+
+#include <cmath>
+#include "rawimagesource.h"
+#include "../rtgui/multilangmgr.h"
+#include "procparams.h"
+#include "opthelper.h"
+#define BENCHMARK
+#include "StopWatch.h"
+using namespace std;
+using namespace rtengine;
+
+void RawImageSource::pixelshift_simple(int winx, int winy, int winw, int winh)
+{
+
+BENCHFUN
+    double progress = 0.0;
+    const bool plistenerActive = plistener;
+
+    //int winx=0, winy=0;
+    //int winw=W, winh=H;
+
+    if (plistener) {
+        plistener->setProgressStr (Glib::ustring::compose(M("TP_RAW_DMETHOD_PROGRESSBAR"), RAWParams::BayerSensor::methodstring[RAWParams::BayerSensor::pixelshift_simple]));
+        plistener->setProgress (progress);
+    }
+
+
+    const int bord = 2;
+
+    #pragma omp parallel for
+    for(int i = bord; i < winh - bord; ++i) {
+        for(int j = bord; j< winw - bord; ++j) {
+            int c = FC(i,j);
+            if(c == 0) {
+                red[i][j] = riFrames[0]->data[i][j];
+                green[i][j] = riFrames[3]->data[i][j+1];
+                blue[i][j] = riFrames[2]->data[i+1][j+1];
+            } else if(c & 1) {
+                green[i][j] = riFrames[0]->data[i][j];
+                if(FC(i,j+1) == 0) {
+                    red[i][j] = riFrames[3]->data[i][j+1];
+                    blue[i][j] = riFrames[1]->data[i+1][j];
+                } else {
+                    blue[i][j] = riFrames[3]->data[i][j+1];
+                    red[i][j] = riFrames[1]->data[i+1][j];
+                }
+            } else {
+                blue[i][j] = riFrames[0]->data[i][j];
+                red[i][j] = riFrames[2]->data[i+1][j+1];
+                green[i][j] = riFrames[3]->data[i][j+1];
+            }
+        }
+    }
+
+//                if(plistenerActive && ((++progressCounter) % 16 == 0)) {
+//#ifdef _OPENMP
+//                    #pragma omp critical (updateprogress)
+//#endif
+//                    {
+//                        progress += progressInc;
+//                        progress = min(1.0, progress);
+//                        plistener->setProgress (progress);
+//                    }
+//                }
+
+    if(plistenerActive) {
+        plistener->setProgress(1.00);
+    }
+
+
+
+}
+#undef TS
+#undef CLF