Re: Supporting 3D formats in V4L2

2015-01-12 Thread Hans Verkuil
Hi Jean-Marc, On 01/09/2015 05:38 PM, Jean-Marc VOLLE wrote: > Hello Hans! > Best wishes! You too. > > In reply to the below mail (sorry I do not know how to reply to mails I did > not get but only found on the mail archive). > I think (reading the HDMI spec 1.4b) that in fact any of the > V4

Re: Supporting 3D formats in V4L2

2012-07-24 Thread Soby Mathew
Hi Hans Thanks for your comments. Best Regards Soby Mathew On Mon, Jul 23, 2012 at 6:14 PM, Hans Verkuil wrote: > On Mon July 23 2012 14:35:14 Soby Mathew wrote: >> Hi Hans, >> Thanks for the reply and I was going through the HDMI1.4 spec again. >> The 'active space' is part of the Vactive and

Re: Supporting 3D formats in V4L2

2012-07-23 Thread Hans Verkuil
On Mon July 23 2012 14:35:14 Soby Mathew wrote: > Hi Hans, > Thanks for the reply and I was going through the HDMI1.4 spec again. > The 'active space' is part of the Vactive and Vactive is sum of active > video and active space. > > > No, as I understand it active_space is just part of the active

Re: Supporting 3D formats in V4L2

2012-07-23 Thread Soby Mathew
Hi Hans, Thanks for the reply and I was going through the HDMI1.4 spec again. The 'active space' is part of the Vactive and Vactive is sum of active video and active space. > No, as I understand it active_space is just part of the active video. So the > timings struct is fine, it's just that the

Re: Supporting 3D formats in V4L2

2012-07-20 Thread Hans Verkuil
On Fri July 20 2012 07:23:32 Soby Mathew wrote: > Hi Hans, > > I think your solution is appropriate. I agree to your suggestions. > > Regarding the 'active space' issue for 3D formats, I was studying the > currently the v4l2_bt_timings structure. > > The Vtotal is calculated for 2D timings

Re: Supporting 3D formats in V4L2

2012-07-19 Thread Soby Mathew
Hi Hans, I think your solution is appropriate. I agree to your suggestions. Regarding the 'active space' issue for 3D formats, I was studying the currently the v4l2_bt_timings structure. The Vtotal is calculated for 2D timings as : tot_height = height + vfrontporch + vsync + vbackporch +

Re: Supporting 3D formats in V4L2

2012-07-19 Thread Hans Verkuil
On Thu 19 July 2012 15:41:07 Hans Verkuil wrote: > Hi Soby! > > On Thu 19 July 2012 14:18:13 Soby Mathew wrote: > > Hi everyone, > > Currently there is limitation in v4l2 for specifying the 3D > > formats . In HDMI 1.4 standard, the following 3D formats are > > specified: > > I think that thi

Re: Supporting 3D formats in V4L2

2012-07-19 Thread Hans Verkuil
Hi Soby! On Thu 19 July 2012 14:18:13 Soby Mathew wrote: > Hi everyone, > Currently there is limitation in v4l2 for specifying the 3D > formats . In HDMI 1.4 standard, the following 3D formats are > specified: I think that this is ideal for adding to enum v4l2_field. I've made some proposals