On Thursday, September 30, 2010 13:50:00 Mauro Carvalho Chehab wrote: > This is an automatic generated email to let you know that the following patch were queued at the > http://git.linuxtv.org/media-tree.git tree: > > Subject: V4L/DVB: V4L2: add a generic function to find the nearest discrete format to the required one > Author: Guennadi Liakhovetski <g.liakhovetski@xxxxxx> > Date: Fri Aug 27 13:41:44 2010 -0300 > > Many video drivers implement a fixed set of frame formats and thus face a task > of finding the best match for a user-requested format. Implementing this in a > generic function has also an advantage, that different drivers with similar > supported format sets will select the same format for the user, which improves > consistency across drivers. > > Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@xxxxxx> > Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> > > drivers/media/video/v4l2-common.c | 24 ++++++++++++++++++++++++ > include/linux/videodev2.h | 8 ++++++++ > 2 files changed, 32 insertions(+), 0 deletions(-) <snip> > diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h > index b06479f..957d5b0 100644 > --- a/include/linux/videodev2.h > +++ b/include/linux/videodev2.h > @@ -397,6 +397,14 @@ struct v4l2_frmsize_discrete { > __u32 height; /* Frame height [pixel] */ > }; > > +struct v4l2_discrete_probe { > + const struct v4l2_frmsize_discrete *sizes; > + int num_sizes; > +}; > + > +struct v4l2_frmsize_discrete *v4l2_find_nearest_format(struct v4l2_discrete_probe *probe, > + s32 width, s32 height); > + > struct v4l2_frmsize_stepwise { > __u32 min_width; /* Minimum frame width [pixel] */ > __u32 max_width; /* Maximum frame width [pixel] */ ??? What is this doing in videodev2.h? This belongs in v4l2-common.h! Both the return pointer and the probe pointer can be const as well. I'll make a patch for this since I've forgotten to adjust several videobuf_queue_*_init functions as well in my bkl patch :-( Regards, Hans -- Hans Verkuil - video4linux developer - sponsored by TANDBERG, part of Cisco -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html