Re: bttv and colorspace

2014-06-23 Thread Hans Verkuil
Hi Andy, On 06/20/2014 12:24 PM, Andy Walls wrote: > On Fri, 2014-06-20 at 09:07 +0200, Hans Verkuil wrote: >> Hi Mauro, >> >> I wonder if you remember anything about the reported broken colorspace >> handling >> of bttv. The spec talks about V4L2_COLORSPACE_BT878 where the Y range is >> 16-253

Re: bttv and colorspace

2014-06-20 Thread Andy Walls
On Fri, 2014-06-20 at 09:07 +0200, Hans Verkuil wrote: > Hi Mauro, > > I wonder if you remember anything about the reported broken colorspace > handling > of bttv. The spec talks about V4L2_COLORSPACE_BT878 where the Y range is > 16-253 > instead of the usual 16-235. > > I downloaded a bt878 da

bttv and colorspace

2014-06-20 Thread Hans Verkuil
Hi Mauro, I wonder if you remember anything about the reported broken colorspace handling of bttv. The spec talks about V4L2_COLORSPACE_BT878 where the Y range is 16-253 instead of the usual 16-235. I downloaded a bt878 datasheet and that mentions the normal 16-235 range. I wonder if this was pe