// focus value low
public static long getFocusValueLow(ExifInterface exif) {
Long val = exif.getTagLongValue(ExifInterface.TAG_FOCUS_VALUE_HIGH);
if (val == null) {
return 0l;
} else {
Log.i(TAG, "focus value low = " + val.longValue());
return val.longValue();
}
}
// group id
public static long getGroupId(ExifInterface exif) {
Long val = exif.getTagLongValue(ExifInterface.TAG_GROUP_ID);
if (val == null) {
return 0l;
} else {
Log.i(TAG, "group id = " + val.longValue());
return val.longValue();
}
}