Files
rawTherapee/rtengine/lcp.h
Hombre 8b2eac9a3d Pipette and "On Preview Widgets" branch. See issue 227
The pipette part is already working quite nice but need to be finished. The widgets part needs more work...
2014-01-21 23:37:36 +01:00

133 lines
4.6 KiB
C++

/*
* This file is part of RawTherapee.
*
* Copyright (c) 2012 Oliver Duis <www.oliverduis.de>
*
* 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/>.
*/
#ifndef _LCP_
#define _LCP_
#include "imagefloat.h"
#include "../rtgui/threadutils.h"
#include <glibmm.h>
#include <map>
#include <list>
#include <string>
#include <expat.h>
namespace rtengine {
// Perspective model common data, also used for Vignette and Fisheye
class LCPModelCommon {
public:
float focLenX, focLenY, imgXCenter, imgYCenter;
float param[5]; // k1..k5, resp. alpha1..5
float scaleFac; // alpha0
double meanErr;
bool badErr;
double x0,y0,fx,fy; // prepared params
LCPModelCommon();
bool empty() const; // is it empty
void print() const; // printf all values
void merge(const LCPModelCommon& a, const LCPModelCommon& b, float facA);
void prepareParams(int fullWidth, int fullHeight, float focalLength, float focalLength35mm, float sensorFormatFactor, bool swapXY, bool mirrorX, bool mirrorY);
};
class LCPPersModel {
public:
float focLen, focDist, aperture; // this is what it refers to
LCPModelCommon base; // base perspective correction
LCPModelCommon chromRG, chromG, chromBG; // red/green, green, blue/green (may be empty)
LCPModelCommon vignette; // vignette (may be empty)
LCPPersModel();
bool hasModeData(int mode) const;
void print() const;
};
class LCPProfile {
// Temporary data for parsing
bool inCamProfiles,firstLIDone,inPerspect,inAlternateLensID,inAlternateLensNames;
char lastTag[256],inInvalidTag[256];
LCPPersModel* pCurPersModel;
LCPModelCommon* pCurCommon;
static void XMLCALL XmlStartHandler(void *pLCPProfile, const char *el, const char **attr);
static void XMLCALL XmlTextHandler (void *pLCPProfile, const XML_Char *s, int len);
static void XMLCALL XmlEndHandler (void *pLCPProfile, const char *el);
int filterBadFrames(double maxAvgDevFac, int minFramesLeft);
public:
// Common data
Glib::ustring profileName, lensPrettyName, cameraPrettyName, lens, camera; // lens/camera(=model) can be auto-matched with DNG
bool isRaw,isFisheye;
float sensorFormatFactor;
int persModelCount;
// The correction frames
static const int MaxPersModelCount=3000;
LCPPersModel* aPersModel[MaxPersModelCount]; // Do NOT use std::list or something, it's buggy in GCC!
LCPProfile(Glib::ustring fname);
void calcParams(int mode, float focalLength, float focusDist, float aperture, LCPModelCommon *pCorr1, LCPModelCommon *pCorr2, LCPModelCommon *pCorr3) const; // Interpolates between the persModels frames
void print() const;
};
class LCPStore {
MyMutex mtx;
// Maps file name to profile as cache
std::map<Glib::ustring, LCPProfile*> profileCache;
public:
Glib::ustring getDefaultCommonDirectory() const;
bool isValidLCPFileName(Glib::ustring filename) const;
LCPProfile* getProfile(Glib::ustring filename);
static LCPStore* getInstance();
};
#define lcpStore LCPStore::getInstance()
// Once precalculated class to correct a point
class LCPMapper {
bool useCADist; // should the distortion in the CA info be used?
bool swapXY;
LCPModelCommon mc;
LCPModelCommon chrom[3]; // in order RedGreen/Green/BlueGreen
public:
bool enableCA; // is the mapper capable if CA correction?
// precalculates the mapper.
LCPMapper(LCPProfile* pProf, float focalLength, float focalLength35mm, float focusDist, float aperture, bool vignette, bool useCADistP, int fullWidth, int fullHeight,
const CoarseTransformParams& coarse, int rawRotationDeg);
void correctDistortion(double& x, double& y) const; // MUST be the first stage
void correctCA(double& x, double& y, int channel) const;
float calcVignetteFac (int x, int y) const; // MUST be in RAW
};
}
#endif