Example usage for org.apache.commons.imaging.common RationalNumber doubleValue

Introduction

In this page you can find the example usage for org.apache.commons.imaging.common RationalNumber doubleValue.

Prototype

@Override
    public double doubleValue() 

Source Link

Usage

From source file:slash.navigation.photo.PhotoFormat.java

private Double parseAltitude(TiffDirectory directory) throws ImageReadException {
    RationalNumber altitudeNumber = getFieldValue(directory, GPS_TAG_GPS_ALTITUDE);
    if (altitudeNumber == null)
        return null;

    double altitude = altitudeNumber.doubleValue();
    Byte altitudeRef = directory.getFieldValue(GPS_TAG_GPS_ALTITUDE_REF);
    return altitudeRef == 1 ? -altitude : altitude;
}

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From source file:slash.navigation.photo.PhotoFormat.java

private Double parseSpeed(TiffDirectory directory) throws ImageReadException {
    RationalNumber speedNumber = getFieldValue(directory, GPS_TAG_GPS_SPEED);
    if (speedNumber == null)
        return null;

    double speed = speedNumber.doubleValue();
    String speedRef = (String) directory.getFieldValue(GPS_TAG_GPS_SPEED_REF);
    if (speedRef != null) {
        if (GPS_TAG_GPS_SPEED_REF_VALUE_MPH.equals(speedRef))
            speed = statuteMilesToKiloMeter(speed);
        else if (GPS_TAG_GPS_SPEED_REF_VALUE_KNOTS.equals(speedRef))
            speed = nauticMilesToKiloMeter(speed);
    }/*w w  w. j  a  v a  2s.  c  om*/
    return speed;
}

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From source file:slash.navigation.photo.PhotoFormat.java

private Double parseDirection(TiffDirectory directory) throws ImageReadException {
    RationalNumber direction = getFieldValue(directory, GPS_TAG_GPS_IMG_DIRECTION);
    return direction != null ? direction.doubleValue() : null;
}

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From source file:slash.navigation.photo.PhotoFormat.java

private Double parseDOP(TiffDirectory directory) throws ImageReadException {
    RationalNumber dop = getFieldValue(directory, GPS_TAG_GPS_DOP);
    return dop != null ? dop.doubleValue() : null;
}

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