exifInterface = new ExifInterface("/sdcard/Image/wode.jpeg");
exifInterface.setAttribute(ExifInterface.TAG_DATETIME, "2014:08:07 10:17:33");
exifInterface.setAttribute(ExifInterface.TAG_GPS_LATITUDE, "22/1,32/1,1691/100");
exifInterface.setAttribute(ExifInterface.TAG_GPS_LATITUDE_REF, "N");
exifInterface.setAttribute(ExifInterface.TAG_GPS_LONGITUDE, "113/1,56/1,2468/100");
exifInterface.setAttribute(ExifInterface.TAG_GPS_LONGITUDE_REF, "E");
exifInterface.saveAttributes();
保存属性后,再次获取属性,属性值为null,求指点????