#define OV9650_PID                     0x0a
 #define OV9650_VER                     0x0b
 #define OV9650_COM3                    0x0c
+#define OV9650_COM4                    0x0d
 #define OV9650_COM5                    0x0e
 #define OV9650_COM6                    0x0f
 #define OV9650_AECH                    0x10
 #define OV9650_SYSTEM_CLK_SEL          (1 << 7)
 #define OV9650_SLAM_MODE               (1 << 4)
 
+#define OV9650_QVGA_VARIOPIXEL         (1 << 7)
+
 #define OV9650_VFLIP                   (1 << 4)
 #define OV9650_HFLIP                   (1 << 5)
 
        /* Set the high bits of the exposure value */
        {SENSOR, OV9650_AECH, ((EXPOSURE_DEFAULT & 0xff00) >> 8)},
 
+       /* Enable VARIOPIXEL */
+       {SENSOR, OV9650_COM3, OV9650_VARIOPIXEL},
+       {SENSOR, OV9650_COM4, OV9650_QVGA_VARIOPIXEL},
+
        /* Set the low bits of the exposure value */
        {SENSOR, OV9650_COM1, (EXPOSURE_DEFAULT & 0xff)},
        {SENSOR, OV9650_GAIN, GAIN_DEFAULT},