* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#ifdef WANT_REGULAR_AUTOGAIN
/* auto gain and exposure algorithm based on the knee algorithm described here:
http://ytse.tricolour.net/docs/LowLightOptimization.html
gain, exposure);
return retval;
}
+#endif
+#ifdef WANT_COARSE_EXPO_AUTOGAIN
/* Autogain + exposure algorithm for cameras with a coarse exposure control
(usually this means we can only control the clockdiv to change exposure)
As changing the clockdiv so that the fps drops from 30 to 15 fps for
which leads to oscilating as one exposure step is huge.
Note this assumes that the sd struct for the cam in question has
- exp_too_high_cnt and exp_too_high_cnt int members for use by this function.
+ exp_too_low_cnt and exp_too_high_cnt int members for use by this function.
Returns 0 if no changes were made, 1 if the gain and or exposure settings
where changed. */
gain, exposure);
return retval;
}
+#endif