It`s a YUYV format. Sagar, you should fill /dev/fb/3 with 0x00800080 value. because range of U and V component is -127..128, Y - 0..255.
On Fri, 2009-01-16 at 19:52 +0530, Ragas sag wrote: > Looks like it's rgb. I ran the command " fbset -i -fb /dev/fb/3 " > > The details obtained are below: > > mode "720x480-16" > # D: 5.556 MHz, H: 7.716 kHz, V: 16.075 Hz > geometry 720 480 720 1728 16 > timings 180000 0 0 0 0 0 0 > accel false > rgba 0/0,0/0,0/0,0/0 > endmode > > > > > > On 1/16/09, Jadav, Brijesh R <[email protected]> wrote: > Can you check what is the format of that fb window? > > > > > ______________________________________________________________ > From: davinci-linux-open-source-bounces > [email protected] > [mailto:davinci-linux-open-source-bounces > [email protected]] On Behalf Of Ragas sag > Sent: Friday, January 16, 2009 7:05 PM > To: sunder ramani > Cc: [email protected] > Subject: Re: RE : Help reg. Clearing fb/3 screen > > > > > Hi Xperts > > Thank you Sunder for the reply. And i tried as you suggested. > It works. But the screen becomes become blank with green > colour ? > Can't it be made black colour? I tried to see if other than > zero do we have anything in the /dev directory. > > In case if anybody can tell me how to make it black colour, it > would he helpful. > > Warm Regards, > Sagar > > On 1/16/09, sunder ramani <[email protected]> wrote: > > Hi Sagar, > > The fbset command actually modifies the size of the window and > does not have any operation on the contents of the window. > > For a simple flush, cat /dev/zero > /dev/fb/X should help you > to clear away the window contents. > > Thanx! > Sundar > > > > > > > _______________________________________________ > Davinci-linux-open-source mailing list > [email protected] > http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source _______________________________________________ Davinci-linux-open-source mailing list [email protected] http://linux.davincidsp.com/mailman/listinfo/davinci-linux-open-source
