RE: Control IOCTLs handling

2009-07-16 Thread Karicheri, Muralidharan
> >> I don't see any control IDs available for Bayer RGB color space. >> >> In our video hardware, there is a set of Gain values that can be applied >to the Bayer RGB data. We can apply them individually to R, Gr, Gb or B >color components. So I think we need to have 4 more controls defined for >d

Re: Control IOCTLs handling

2009-07-14 Thread Hans de Goede
Hi, On 07/13/2009 08:21 PM, Karicheri, Muralidharan wrote: Hi, I need to implement some controls for my driver and would like to understand the control ioctl framework available today. I am not very sure how the control ioctls are to be implemented and it is not well defined in the specificat

RE: Control IOCTLs handling

2009-07-13 Thread Karicheri, Muralidharan
Hans, >> #define VIDIOC_S_EXT_CTRLS _IOWR('V', 72, struct v4l2_ext_controls) >> #define VIDIOC_TRY_EXT_CTRLS _IOWR('V', 73, struct >v4l2_ext_controls) >> >> Currently they are implemented using proprietary ioctls. > >Do you mean proprietary ioctls or proprietary controls? Here you talk about >

Re: Control IOCTLs handling

2009-07-13 Thread Hans Verkuil
On Monday 13 July 2009 20:21:20 Karicheri, Muralidharan wrote: > Hi, > > I need to implement some controls for my driver and would like to > understand the control ioctl framework available today. I am not very > sure how the control ioctls are to be implemented and it is not well > defined in the