mParameters.remove("gps-latitude");
mParameters.remove("gps-longitude");
mParameters.remove("gps-altitude");
mParameters.remove("gps-timestamp");
mParameters.set("jpeg-quality", 85);
mParameters.set("gps-latitude", String.valueOf(25.050357818603516));
mParameters.set("gps-longitude", String.valueOf(102.70413208007813));
mParameters.set("gps-altitude", String.valueOf(1800.0));
mParameters.set("gps-timestamp", String.valueOf(
java.lang.System.currentTimeMillis()/1000));
camera.setParameters(mParameters);
camera.takePicture(null, null, jpegPictureCallback);