bool IGCParser::readBRecord(const char *line, int len)
{
qreal lat, lon, ele;
QTime time;
if (len < 35)
return false;
if (!readTimestamp(line + 1, time)) {
_errorString = "Invalid timestamp";
return false;
}
if (!readLat(line + 7, lat)) {
_errorString = "Invalid latitude";
return false;
}
if (!readLon(line + 15, lon)) {
_errorString = "Invalid longitude";
return false;
}
if (!readAltitude(line + 24, ele)) {
_errorString = "Invalid altitude";
return false;
}
if (time < _time)
_date = _date.addDays(1);
_time = time;
Trackpoint t(Coordinates(lon, lat));
t.setTimestamp(QDateTime(_date, _time, Qt::UTC));
t.setElevation(ele);
_tracks.last().append(t);
return true;
}
void ExifReaderWriter::readExif(QString pictureName)
{
Exiv2::Image::AutoPtr image = openExif(pictureName);
if(image.get() == 0)
return;
Exiv2::ExifData &exifData = image->exifData();
if (exifData.empty()) {
//qDebug() << "nejsou exif data";
emit(finished());
return;
}
//cteniGPS souradnic
double lat = readLatLon("Exif.GPSInfo.GPSLatitude", exifData);
double lon = readLatLon("Exif.GPSInfo.GPSLongitude", exifData);
double alt = readAltitude("Exif.GPSInfo.GPSAltitude", exifData);
if(lat < 1000 && lon<1000)
{
emit(setGps(lat, lon, alt));
}
////////////////////////////
QDateTime *dateTime = NULL;
//cteni data
if((dateTime = readExifDate(exifData,"Exif.Photo.DateTimeOriginal")) == NULL)
if((dateTime = readExifDate(exifData,"Exif.Image.DateTimeOriginal")) == NULL)
if((dateTime = readExifDate(exifData,"Exif.Photo.DateTimeDigitized")) == NULL)
dateTime = readExifDate(exifData,"Exif.Image.DateTime");
if(dateTime != NULL)
emit(setDateTime(*dateTime));
emit(finished());
return;
}
QStringList *ExifReaderWriter::readExifInfo(QString pictureName, FormatHandler *formatH)
{
QStringList *exifList = new QStringList;
Exiv2::Image::AutoPtr image = openExif(pictureName);
if(image.get() == 0)
return exifList;
Exiv2::ExifData &exifData = image->exifData();
if (exifData.empty()) {
//nejsou exif data
return exifList;
}
//cteniGPS souradnic
double lat = readLatLon("Exif.GPSInfo.GPSLatitude", exifData);
double lon = readLatLon("Exif.GPSInfo.GPSLongitude", exifData);
double alt = readAltitude("Exif.GPSInfo.GPSAltitude", exifData);
////////////////////////////
//cteni data
QDateTime *dateTime = NULL;
if((dateTime = readExifDate(exifData,"Exif.Photo.DateTimeOriginal")) == NULL)
if((dateTime = readExifDate(exifData,"Exif.Image.DateTimeOriginal")) == NULL)
if((dateTime = readExifDate(exifData,"Exif.Photo.DateTimeDigitized")) == NULL)
dateTime = readExifDate(exifData,"Exif.Image.DateTime");
////////////////////
QString cameraMake = readExifItem(exifData, "Exif.Image.Make");
QString cameraModel = readExifItem(exifData, "Exif.Image.Model");
QString imageSize = readExifItem(exifData, "Exif.Photo.PixelXDimension")
+" x "
+ readExifItem(exifData, "Exif.Photo.PixelYDimension");
QString exposureTime = getExposureTime(exifData);
QString flash = getFlash(exifData);
//'5' flash fired but strobe return light not detected, '7' flash fired and strobe return light detected.
QString meteringMode = getMeteringMode(exifData);
QString fNumber = getFNumber(exifData);
QString isoSpeed = readExifItem(exifData, "Exif.Photo.ISOSpeedRatings");
QString focalLength = getFocalLength(exifData);
QString comment = readExifItem(exifData, "Exif.Photo.UserComment");
QString exposureBias = getExposureBias(exifData);
QString exposureProgram = getExposureProgram(exifData);
//////////////////
(*exifList) << ((dateTime != NULL) ? dateTime->toString(formatH->formatDateTime) : "")
<< (lat < 1000 ?(formatH->gpsInFormat(lat) + (lat>=0 ? tr("N") : tr("S"))) : "")
<< (lon < 1000 ?(formatH->gpsInFormat(lon) + (lon>=0 ? tr("E") : tr("W"))) : "")
<< (alt > -999 ?(QString::number(alt) + tr(" m")) : "")
<< cameraMake
<< cameraModel
<< exposureTime
<< exposureBias
<< exposureProgram
<< imageSize
<< flash
<< fNumber
<< meteringMode
<< isoSpeed
<< focalLength
<< comment
;
return exifList;
}
//Returns the number of feet above sea level
float MPL3115A2::readAltitudeFt()
{
return(readAltitude() * 3.28084);
}
