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/*
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* main.cpp
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*
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* Created on: Sep 15, 2011
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* Author: sasha
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*/
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#include "image.hpp"
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#include "exif.hpp"
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#include <math.h>
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#include <stdio.h>
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#include <iostream>
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int main(int argc, char **argv)
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{
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std::string filename;
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if (argc == 1)
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{
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std::cout << "usage: input filename\n";
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return -1;
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}
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else
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{
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filename = argv[1];
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}
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std::cout << "start program\n",fflush(0);
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Exiv2::Image::AutoPtr image = Exiv2::ImageFactory::open(filename);
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Exiv2::ExifData exifData;
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double latitude = 50.236;
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double longitude = -43.236;
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char scratchBufLatitude[100];
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long int degLatitude, minLatitude, secLatitude;
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char scratchBufLongitude[100];
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long int degLongitude, minLongitude, secLongitude;
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if ( exifData.findKey(Exiv2::ExifKey("Exif.GPSInfo.GPSVersionID")) == exifData.end())
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{
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Exiv2::Value::AutoPtr value = Exiv2::Value::create(Exiv2::unsignedByte);
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value->read("2 0 0 0");
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exifData.add(Exiv2::ExifKey("Exif.GPSInfo.GPSVersionID"), value.get());
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exifData["Exif.GPSInfo.GPSMapDatum"] = "WGS-84";
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}
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exifData["Exif.GPSInfo.GPSLatitudeRef"] = (latitude < 0 ) ? "S" : "N";
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degLatitude = (int)floor(fabs(latitude));
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minLatitude = (int)floor((fabs(latitude) - degLatitude)*60);
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secLatitude = (int)floor(((fabs(latitude) - degLatitude)*60 - minLatitude )*60);
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snprintf(scratchBufLatitude, 100, "%ld/1 %ld/1 %ld/1", degLatitude, minLatitude, secLatitude);
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exifData["Exif.GPSInfo.GPSLatitude"] = scratchBufLatitude;
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exifData["Exif.GPSInfo.GPSLongitudeRef"] = (longitude < 0 ) ? "W" : "E";
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degLongitude = (int)floor(fabs(longitude));
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minLongitude = (int)floor((fabs(longitude) - degLongitude)*60);
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secLongitude = (int)floor(((fabs(longitude) - degLongitude)*60 - minLongitude )*60);
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snprintf(scratchBufLongitude, 100, "%ld/1 %ld/1 %ld/1", degLongitude, minLongitude, secLongitude);
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exifData["Exif.GPSInfo.GPSLongitude"] = scratchBufLongitude;
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image->setExifData(exifData);
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image->writeMetadata();
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Exiv2::ExifMetadata::iterator it = exifData.findKey(Exiv2::ExifKey("Exif.GPSInfo.GPSVersionID"));
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if ( it != exifData.end())
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{
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std::ostringstream out;
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out << exifData.findKey(Exiv2::ExifKey("Exif.GPSInfo.GPSLatitudeRef"))->value().toString() << " ";
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Exiv2::ExifMetadata::iterator itL = exifData.findKey(Exiv2::ExifKey("Exif.GPSInfo.GPSLatitude"));
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out << itL->value().toFloat(0) << "deg " << itL->value().toFloat(1) << "' " << itL->value().toFloat(2) << "\"";
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std::cout << "writed Latitude: " << out.str() << "\n", fflush(0);
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}
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else
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{
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std::cout << "GPS tag is empty\n", fflush(0);
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}
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std::cout << "all OK\n", fflush(0);
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return 0;
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}
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