Re: [PATCH 2/3] v4l: Add AUTO option for the V4L2_CID_POWER_LINE_FREQUENCY control

2011-09-18 Thread Laurent Pinchart
Hi Sylwester, Thanks for the patch. On Friday 16 September 2011 19:05:29 Sylwester Nawrocki wrote: > V4L2_CID_POWER_LINE_FREQUENCY control allows applications to instruct > a driver what is the power line frequency so an appropriate filter > can be used by the device to cancel flicker by compensa

[PATCH 2/3] v4l: Add AUTO option for the V4L2_CID_POWER_LINE_FREQUENCY control

2011-09-16 Thread Sylwester Nawrocki
V4L2_CID_POWER_LINE_FREQUENCY control allows applications to instruct a driver what is the power line frequency so an appropriate filter can be used by the device to cancel flicker by compensating the light intensity ripple. Currently in the menu we have entries for 50 and 60 Hz and for entirely di