themselves. The p_char pointers point to character buffers of length
ctrl->maximum + 1, and are always 0-terminated.
themselves. The p_char pointers point to character buffers of length
ctrl->maximum + 1, and are always 0-terminated.
current cached control value. When you create a new control this value is made
identical to the default value. After calling v4l2_ctrl_handler_setup() this
value is passed to the hardware. It is generally a good idea to call this
current cached control value. When you create a new control this value is made
identical to the default value. After calling v4l2_ctrl_handler_setup() this
value is passed to the hardware. It is generally a good idea to call this