rawTherapee/rtengine/ffmanager.cc

336 lines
11 KiB
C++

/*
* 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 "ffmanager.h"
#include "../rtgui/options.h"
#include <giomm.h>
#include "../rtgui/guiutils.h"
#include "safegtk.h"
#include "rawimage.h"
#include <sstream>
#include <cstdio>
#include "imagedata.h"
namespace rtengine{
extern const Settings* settings;
// *********************** class ffInfo **************************************
inline ffInfo& ffInfo::operator =(const ffInfo &o){
pathname = o.pathname;
maker = o.maker;
model = o.model;
lens = o.lens;
shutter = o.shutter;
focallength = o.focallength;
timestamp = o.timestamp;
if( ri ){
delete ri;
ri = NULL;
}
return *this;
}
bool ffInfo::operator <(const ffInfo &e2) const
{
if( this->maker.compare( e2.maker) >=0 )
return false;
if( this->model.compare( e2.model) >=0 )
return false;
if( this->lens.compare( e2.lens) >=0 )
return false;
if( this->focallength >= e2.focallength )
return false;
if( this->timestamp >= e2.timestamp )
return false;
return true;
}
std::string ffInfo::key(const std::string &mak, const std::string &mod, const std::string &len, double focal, double apert )
{
std::ostringstream s;
s << mak << " " << mod << " ";
s.width(5);
s << len << " ";
s.precision( 2 );
s.width(4);
s << focal << "mm F" << apert;
return s.str();
}
double ffInfo::distance(const std::string &mak, const std::string &mod, const std::string &len, double focallength, double aperture) const
{
if( this->maker.compare( mak) != 0 )
return INFINITY;
if( this->model.compare( mod) != 0 )
return INFINITY;
if( this->lens.compare( len) != 0 )
return INFINITY;
double dAperture = 2*(log(this->aperture) - log(aperture))/log(2);//more important for vignette
double dfocallength = (log(this->focallength/100.) - log(focallength/100.))/log(2);//more important for PRNU
return sqrt( dfocallength*dfocallength + dAperture*dAperture);
}
RawImage* ffInfo::getRawImage()
{
if(ri)
return ri;
updateRawImage();
return ri;
}
/* updateRawImage() load into ri the actual pixel data from pathname if there is a single shot
* otherwise load each file from the pathNames list and extract a template from the media;
* the first file is used also for reading all information other than pixels
*/
void ffInfo::updateRawImage()
{
typedef unsigned int acc_t;
// averaging of flatfields if more than one is found matching the same key.
// this may not be necessary, as flatfield is further blurred before being applied to the processed image.
if( !pathNames.empty() ){
std::list<Glib::ustring>::iterator iName = pathNames.begin();
ri = new RawImage(*iName); // First file used also for extra pixels informations (width,height, shutter, filters etc.. )
if( ri->loadRaw(true)){
delete ri;
ri=NULL;
}else{
int H = ri->get_height();
int W = ri->get_width();
ri->compress_image();
int rSize = W*(ri->isBayer()?1:3);
acc_t **acc = new acc_t*[H];
for( int row=0; row<H;row++)
acc[row] = new acc_t[rSize ];
// copy first image into accumulators
for (int row = 0; row < H; row++)
for (int col = 0; col < rSize; col++)
acc[row][col] = ri->data[row][col];
int nFiles = 1; // First file data already loaded
for( iName++; iName != pathNames.end(); iName++){
RawImage* temp = new RawImage(*iName);
if( !temp->loadRaw(true)){
temp->compress_image(); //\ TODO would be better working on original, because is temporary
nFiles++;
if( ri->isBayer() ){
for( int row=0; row<H;row++){
for( int col=0; col < W;col++)
acc[row][col] += temp->data[row][col];
}
}else{
for( int row=0; row<H;row++){
for( int col=0; col < W;col++){
acc[row][3*col+0] += temp->data[row][3*col+0];
acc[row][3*col+1] += temp->data[row][3*col+1];
acc[row][3*col+2] += temp->data[row][3*col+2];
}
}
}
}
delete temp;
}
for (int row = 0; row < H; row++){
for (int col = 0; col < rSize; col++)
ri->data[row][col] = acc[row][col] / nFiles;
delete [] acc[row];
}
delete [] acc;
}
}else{
ri = new RawImage(pathname);
if( ri->loadRaw(true)){
delete ri;
ri=NULL;
}else
ri->compress_image();
}
}
// ************************* class FFManager *********************************
void FFManager::init( Glib::ustring pathname )
{
std::vector<Glib::ustring> names;
Glib::RefPtr<Gio::File> dir = Gio::File::create_for_path (pathname);
if( dir && !dir->query_exists())
return;
safe_build_file_list (dir, names, pathname);
ffList.clear();
for (size_t i=0; i<names.size(); i++) {
try{
addFileInfo(names[i]);
}catch( std::exception& e ){}
}
// Where multiple shots exist for same group, move filename to list
for( ffList_t::iterator iter = ffList.begin(); iter != ffList.end();iter++ ){
ffInfo &i = iter->second;
if( !i.pathNames.empty() && !i.pathname.empty() ){
i.pathNames.push_back( i.pathname );
i.pathname.clear();
}
if( settings->verbose ){
if( !i.pathname.empty() )
printf( "%s: %s\n",i.key().c_str(),i.pathname.c_str());
else{
printf( "%s: MEAN of \n ",i.key().c_str());
for( std::list<Glib::ustring>::iterator iter = i.pathNames.begin(); iter != i.pathNames.end();iter++ )
printf( "%s, ", iter->c_str() );
printf("\n");
}
}
}
currentPath = pathname;
return;
}
ffInfo *FFManager::addFileInfo(const Glib::ustring &filename, bool pool )
{
Glib::RefPtr<Gio::File> file = Gio::File::create_for_path(filename);
if (!file )
return 0;
if( !file->query_exists())
return 0;
Glib::RefPtr<Gio::FileInfo> info = safe_query_file_info(file);
if (info && info->get_file_type() != Gio::FILE_TYPE_DIRECTORY && (!info->is_hidden() || !options.fbShowHidden)) {
size_t lastdot = info->get_name().find_last_of ('.');
if (options.is_extention_enabled(lastdot!=Glib::ustring::npos ? info->get_name().substr (lastdot+1) : "")){
RawImage ri(filename);
int res = ri.loadRaw(false); // Read informations about shot
if( !res ){
ffList_t::iterator iter;
if(!pool){
ffInfo n(filename,"","","",0,0,0);
iter = ffList.insert(std::pair< std::string,ffInfo>( "", n ) );
return &(iter->second);
}
RawMetaDataLocation rml;
rml.exifBase = ri.get_exifBase();
rml.ciffBase = ri.get_ciffBase();
rml.ciffLength = ri.get_ciffLen();
ImageData idata(filename, &rml);
/* Files are added in the map, divided by same maker/model,lens and aperture*/
std::string key( ffInfo::key(idata.getMake(),idata.getModel(),idata.getLens(),idata.getFocalLen(),idata.getFNumber()) );
iter = ffList.find( key );
if( iter == ffList.end() ){
ffInfo n(filename,idata.getMake(),idata.getModel(),idata.getLens(),idata.getFocalLen(),idata.getFNumber(),idata.getDateTimeAsTS());
iter = ffList.insert(std::pair< std::string,ffInfo>( key,n ) );
}else{
while( iter != ffList.end() && iter->second.key() == key && ABS(iter->second.timestamp - ri.get_timestamp()) >60*60*6 ) // 6 hour difference
iter++;
if( iter != ffList.end() )
iter->second.pathNames.push_back( filename );
else{
ffInfo n(filename,idata.getMake(),idata.getModel(),idata.getLens(),idata.getFocalLen(),idata.getFNumber(),idata.getDateTimeAsTS());
iter = ffList.insert(std::pair< std::string,ffInfo>( key,n ) );
}
}
return &(iter->second);
}
}
}
return 0;
}
void FFManager::getStat( int &totFiles, int &totTemplates)
{
totFiles=0;
totTemplates=0;
for( ffList_t::iterator iter = ffList.begin(); iter != ffList.end();iter++ ){
ffInfo &i = iter->second;
if( i.pathname.empty() ){
totTemplates++;
totFiles += i.pathNames.size();
}else
totFiles++;
}
}
/* The search for the best match is twofold:
* if perfect matches for make and model are found, then the list is scanned for lesser distance in time
* otherwise if no match is found, the whole list is searched for lesser distance in lens and aperture
*/
ffInfo* FFManager::find( const std::string &mak, const std::string &mod, const std::string &len, double focal, double apert, time_t t )
{
if( ffList.empty() )
return 0;
std::string key( ffInfo::key(mak,mod,len,focal,apert) );
ffList_t::iterator iter = ffList.find( key );
if( iter != ffList.end() ){
ffList_t::iterator bestMatch = iter;
time_t bestDeltaTime = ABS(iter->second.timestamp - t);
for(iter++; iter != ffList.end() && !key.compare( iter->second.key() ); iter++ ){
time_t d = ABS(iter->second.timestamp - t );
if( d< bestDeltaTime ){
bestMatch = iter;
bestDeltaTime = d;
}
}
return &(bestMatch->second);
}else{
iter = ffList.begin();
ffList_t::iterator bestMatch = iter;
double bestD = iter->second.distance( mak, mod, len, focal, apert );
for( iter++; iter != ffList.end();iter++ ){
double d = iter->second.distance( mak, mod, len, focal, apert );
if( d < bestD ){
bestD = d;
bestMatch = iter;
}
}
return bestD != INFINITY ? &(bestMatch->second) : 0 ;
}
}
RawImage* FFManager::searchFlatField( const std::string &mak, const std::string &mod, const std::string &len, double focal, double apert, time_t t )
{
ffInfo *ff = find( mak, mod, len, focal, apert, t );
if( ff )
return ff->getRawImage();
else
return 0;
}
RawImage* FFManager::searchFlatField( const Glib::ustring filename )
{
for ( ffList_t::iterator iter = ffList.begin(); iter != ffList.end();iter++ ){
if( iter->second.pathname.compare( filename )==0 )
return iter->second.getRawImage();
}
ffInfo *ff = addFileInfo( filename , false);
if(ff)
return ff->getRawImage();
return 0;
}
// Global variable
FFManager ffm;
}