.maximum       = 65535,
                .step          = 65535/100,
                .default_value = 65535,
-               .flags         = 0,
+               .flags         = V4L2_CTRL_FLAG_SLIDER,
                .type          = V4L2_CTRL_TYPE_INTEGER,
        }, {
                .id            = V4L2_CID_BRIGHTNESS,
                .maximum       = 255,
                .step          = 1,
                .default_value = 127,
-               .flags         = 0,
+               .flags         = V4L2_CTRL_FLAG_SLIDER,
        }, {
                .id            = V4L2_CID_CONTRAST,
                .type          = V4L2_CTRL_TYPE_INTEGER,
                .maximum       = 255,
                .step          = 0x1,
                .default_value = 0x10,
-               .flags         = 0,
+               .flags         = V4L2_CTRL_FLAG_SLIDER,
        }, {
                .id            = V4L2_CID_SATURATION,
                .type          = V4L2_CTRL_TYPE_INTEGER,
                .maximum       = 255,
                .step          = 0x1,
                .default_value = 127,
-               .flags         = 0,
+               .flags         = V4L2_CTRL_FLAG_SLIDER,
        }, {
                .id            = V4L2_CID_HUE,
                .type          = V4L2_CTRL_TYPE_INTEGER,
                .maximum       = 127,
                .step          = 0x1,
                .default_value = 0,
-               .flags         = 0,
+               .flags         = V4L2_CTRL_FLAG_SLIDER,
        }
 };