Hi Laurent, 2011-05-25 오후 8:17, Laurent Pinchart 쓴 글: > Hi Heungjun, > > On Wednesday 25 May 2011 08:49:31 Kim, HeungJun wrote: >> Hi Laurent, >> >> I try to add the more exposure methods of the M-5MOLS driver. Currently, >> the only 2 exposure type are available in the M-5MOLS driver - >> V4L2_EXPOSURE_AUTO, V4L2_EXPOSURE_MANUAL. But, the HW is capable to shutter, >> aperture exposure value, of course auto exposure. >> So, I found the only UVC driver looks like using extra enumerations >> V4L2_EXPOSURE_SHUTTER_PRIORITY, V4L2_EXPOSURE_APERTURE_PRIORITY. >> But, I don't know how to set the each value in the each mode. >> >> The way pointed the specific value is only one - >> V4L2_CID_EXPOSURE_ABSOLUTE. So, how can I set the specific value at the >> each mode? > > You can control the aperture using the V4L2_CID_IRIS_ABSOLUTE control. See > http://linuxtv.org/downloads/v4l-dvb-apis/extended-controls.html#camera- > controls for more information regarding the exposure and iris controls. > Thanks for response, and I could understand this! Sorry for pre-checking documents. :)
Regards, Heungjun Kim -- 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
