On Thursday 19 February 2009 15:02:31 Hans Verkuil wrote:
Hi,
The VIDIOC_G_JPEGCOMP / VIDIOC_S_JPEGCOMP v4l2 ioctls seem not to be
used by many drivers / applications. They should!
Unfortunately, these ioctls are completely undocumented. Which might be
the reason why they aren't used
On Fri, 20 Feb 2009 09:29:36 +0100
Hans Verkuil hverk...@xs4all.nl wrote:
Support for these ioctls should be added to v4l2-ctl.cpp. It's the
right place for that.
But more important is to document these ioctls in the v4l2 spec. As
far as I can tell these ioctls came from the zoran
On Friday 20 February 2009 12:04:00 Jean-Francois Moine wrote:
On Fri, 20 Feb 2009 09:29:36 +0100
Hans Verkuil hverk...@xs4all.nl wrote:
Support for these ioctls should be added to v4l2-ctl.cpp. It's the
right place for that.
But more important is to document these ioctls in the
On Fri, 20 Feb 2009, Jean-Francois Moine wrote:
So, I propose to remove these ioctls, and to add two controls: one to
set the JPEG quality (range 15..95 %) and the other to set a webcam
quality which might be a boolean or any value depending on some
associated webcam parameter.
A control can
Hi,
The VIDIOC_G_JPEGCOMP / VIDIOC_S_JPEGCOMP v4l2 ioctls seem not to be
used by many drivers / applications. They should!
Unfortunately, these ioctls are completely undocumented. Which might be
the reason why they aren't used :-)
In some ms-win traces, there are automatic and dynamic