81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
////////////////////////////////////////////////////////////////
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//
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// simple pentax pixelshift algorithm
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// copyright (c) Ingo Weyrich 2016
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//
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//
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// pixelshift.cc is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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//
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////////////////////////////////////////////////////////////////
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#include <cmath>
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#include "rawimagesource.h"
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#include "../rtgui/multilangmgr.h"
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#include "procparams.h"
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#include "opthelper.h"
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#define BENCHMARK
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#include "StopWatch.h"
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using namespace std;
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using namespace rtengine;
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void RawImageSource::pixelshift_simple(int winx, int winy, int winw, int winh)
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{
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BENCHFUN
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double progress = 0.0;
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const bool plistenerActive = plistener;
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if (plistener) {
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plistener->setProgressStr (Glib::ustring::compose(M("TP_RAW_DMETHOD_PROGRESSBAR"), RAWParams::BayerSensor::methodstring[RAWParams::BayerSensor::pixelshift_simple]));
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plistener->setProgress (progress);
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}
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const int bord = 4;
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#ifdef _OPENMP
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#pragma omp parallel for
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#endif
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for(int i = bord; i < winh - bord; ++i) {
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float *greenDest = green[i];
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float *nonGreenDest0 = red[i];
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float *nonGreenDest1 = blue[i];
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int j = bord;
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int c = FC(i,j);
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if (c == 2 || ((c&1) && FC(i,j+1) == 2)) {
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std::swap(nonGreenDest0, nonGreenDest1);
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}
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if(c&1) {
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greenDest[j] = (riFrames[0]->data[i][j] + riFrames[2]->data[i+1][j+1]) / 2.f;
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nonGreenDest0[j] = riFrames[3]->data[i][j+1];
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nonGreenDest1[j] = riFrames[1]->data[i+1][j];
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j++;
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}
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for(; j< winw - bord; j+=2) {
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nonGreenDest0[j] = riFrames[0]->data[i][j];
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greenDest[j] = (riFrames[3]->data[i][j+1] + riFrames[1]->data[i+1][j] ) / 2.f;
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nonGreenDest1[j] = riFrames[2]->data[i+1][j+1];
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greenDest[j+1] = (riFrames[0]->data[i][j+1] + riFrames[2]->data[i+1][j+2]) / 2.f;
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nonGreenDest0[j+1] = riFrames[3]->data[i][j+2];
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nonGreenDest1[j+1] = riFrames[1]->data[i+1][j+1];
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}
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}
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if(plistenerActive) {
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plistener->setProgress(1.00);
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}
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}
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#undef TS
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#undef CLF
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