calib.addOption(makeOption(OPT_CALIBRATE, Date.class, 1,
"dateTimeList"));
calib.addOption(makeOption(OPT_CALIBRATE_EXIF, Date.class, 1,
"jpegDateTimeList"));
calib.addOption(makeOption(OPT_UTC_OFFSET, Double.class, 1, "secs"));
options.addOptionGroup(calib);
OptionGroup ogExif = new OptionGroup();
ogExif.addOption(OptionBuilder.withLongOpt(OPT_EXIV2)
.isRequired(false).hasOptionalArg().withType(String.class)
// .withDescription(desc.getString(opt) + " " + ISO_DATE)