void UpdateEv(boolean isDro, int ev) {
if (isDro) {
// for still-image DRO - set Ev just a bit lower (-0.5Ev or less)
// than for standard shot
float expStep = CameraController.getExposureCompensationStep();
int diff = (int) Math.floor(0.5 / expStep);
if (diff < 1) diff = 1;
ev -= diff;
}
int minValue = CameraController.getMinExposureCompensation();
if (ev >= minValue) {
CameraController.setCameraExposureCompensation(ev);
ApplicationScreen.instance.setEVPref(ev);
}
}
