Hi Chris, On Tuesday 07 April 2015 11:45:10 Chris Whittenburg wrote: > On Tue, Apr 7, 2015 at 10:51 AM, Laurent Pinchart wrote: > > I suspect the RGB2RGB conversion matrix to be wrong. The default setting > > is supposed to handle fluorescent lighting. You could try setting the > > RGB2RGB matrix to the identity matrix and see if this helps. See > > http://git.ideasonboard.org/omap3-isp-live.git/blob/HEAD:/isp/controls.c#l > > 184 for sample code. > > > > Another matrix that could be worth being reprogrammed is the RGB2YUV > > matrix, which also defaults to fluorescent lighting. Sample code to > > reprogram it is available in the same location. > > Thanks Laurent... > > Just to verify, the conversion matrix still plays a role even though > the input format is Y10?
Yes it does. The preview engine first converts Y10 to RGB by duplicating the Y value for all three channels, then feeds it through the RGB2RGB matrix, the gamma table, and the RGB2YUV matrix. -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
