Added dark frame subtraction

Moved debayer and preprocessing parameters to class ProcParams for every single image. Added tab RAW for changing those parameters. Progress bar shows only load step (work to do)
2010-08-19 00:37:53 +02:00
commit eef14f76dd
603 changed files with 122309 additions and 0 deletions
--- a/rtengine/shmap.cc
+++ b/rtengine/shmap.cc
@@ -0,0 +1,115 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.com>
+ *
+ *  RawTherapee 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.
+ * 
+ *  RawTherapee 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 RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <shmap.h>
+#include <gauss.h>
+#include <bilateral2.h>
+#include <rtengine.h>
+
+#undef THREAD_PRIORITY_NORMAL
+#define MAXVAL  0xffff
+#define CLIP(a) ((a)>0?((a)<MAXVAL?(a):MAXVAL):0)
+
+namespace rtengine {
+
+extern const Settings* settings;
+
+SHMap::SHMap (int w, int h, bool multiThread) : W(w), H(h), multiThread(multiThread) {
+
+    map = new unsigned short*[H];
+    for (int i=0; i<H; i++)
+        map[i] = new unsigned short[W];
+}
+
+SHMap::~SHMap () {
+
+    for (int i=0; i<H; i++)
+        delete [] map[i];
+    delete [] map;
+}
+
+void SHMap::update (Image16* img, unsigned short** buffer, double radius, double lumi[3], bool hq) {
+
+    // fill with luminance
+    for (int i=0; i<H; i++)
+        for (int j=0; j<W; j++) {
+			int val = lumi[0]*img->r[i][j] + lumi[1]*img->g[i][j] + lumi[2]*img->b[i][j];
+			map[i][j] = CLIP(val);
+		}
+
+    if (!hq) {
+#ifdef _OPENMP
+    	AlignedBuffer<double>* buffer = new AlignedBuffer<double> (MAX(W,H)*omp_get_max_threads());
+#else
+    	AlignedBuffer<double>* buffer = new AlignedBuffer<double> (MAX(W,H));
+#endif
+    	gaussHorizontal<unsigned short> (map, map, buffer, W, H, radius, multiThread);
+		gaussVertical<unsigned short>   (map, map, buffer, W, H, radius, multiThread);
+
+        delete buffer;
+    }
+    else {
+#ifdef _OPENMP
+		#pragma omp parallel if (multiThread)
+    	{
+    		int tid = omp_get_thread_num();
+    		int nthreads = omp_get_num_threads();
+    		int blk = H/nthreads;
+
+    		if (tid<nthreads-1)
+    			bilateral<unsigned short> (map, buffer, W, H, 8000, radius, tid*blk, (tid+1)*blk);
+    		else
+    			bilateral<unsigned short> (map, buffer, W, H, 8000, radius, tid*blk, H);
+		}
+#else
+    	bilateral<unsigned short> (map, buffer, W, H, 8000, radius, 0, H);
+#endif
+        // anti-alias filtering the result
+        for (int i=0; i<H; i++)
+            for (int j=0; j<W; j++)
+                if (i>0 && j>0 && i<H-1 && j<W-1)
+                    map[i][j] = (buffer[i-1][j-1]+buffer[i-1][j]+buffer[i-1][j+1]+buffer[i][j-1]+buffer[i][j]+buffer[i][j+1]+buffer[i+1][j-1]+buffer[i+1][j]+buffer[i+1][j+1])/9;
+                else
+                    map[i][j] = buffer[i][j];
+    }
+
+    // update average, minimum, maximum
+    double _avg = 0;
+    int n = 1;
+    min = 65535;
+    max = 0;
+    for (int i=32; i<H-32; i++)
+        for (int j=32; j<W-32; j++) {
+            int val = map[i][j];
+            if (val < min)
+                min = val;
+            if (val > max)
+                max = val;
+            _avg = 1.0/n * val + (1.0 - 1.0/n) * _avg;
+            n++;
+        }
+    avg = (int) _avg;
+}
+
+void SHMap::forceStat (unsigned short max_, unsigned short min_, unsigned short avg_) {
+
+    max = max_;
+    min = min_;
+    avg = avg_;
+}}
+