Re: Removing fisheye distortion

2021-08-14 Thread Patrick O'Callaghan
On Sat, 2021-08-14 at 12:31 -0700, Dave Stevens via users wrote: > On Sun, 15 Aug 2021 04:34:22 +0930 > Tim via users wrote: > > > While that's essentially true, and I posted before about the > > reasons > > why it happens (using an extremely wide-angle lens to try and get a > > wide angle of vie

Re: Removing fisheye distortion

2021-08-14 Thread Dave Stevens via users
On Sun, 15 Aug 2021 04:34:22 +0930 Tim via users wrote: > While that's essentially true, and I posted before about the reasons > why it happens (using an extremely wide-angle lens to try and get a > wide angle of view on a tiny sensor), trying to fix that optically > faces various hurdles. very

Re: Removing fisheye distortion

2021-08-14 Thread Tim via users
On Sat, 2021-08-14 at 11:29 -0700, Dave Stevens via users wrote: > Patrick, reading through the thread I wonder if you are not trying to > solve digitally what might be an analog issue. Why not stop by an > opticians shop and see if a simple corrective lens would help. I > suppose you could rig an

Re: Removing fisheye distortion

2021-08-14 Thread Dave Stevens via users
On Sat, 14 Aug 2021 17:44:26 +0100 Patrick O'Callaghan wrote: > On Sat, 2021-08-14 at 08:16 -0400, Roger Heflin wrote: > > Those c9[23]0 logitechs are pretty good.  I have 2 and they are very > > good. > > > > Thanks. > > poc Patrick, reading through the thread I wonder if you are not tryin

Re: Removing fisheye distortion

2021-08-14 Thread Patrick O'Callaghan
On Sat, 2021-08-14 at 08:16 -0400, Roger Heflin wrote: > Those c9[23]0 logitechs are pretty good.  I have 2 and they are very > good. > Thanks. poc ___ users mailing list -- users@lists.fedoraproject.org To unsubscribe send an email to users-le...@list

Re: Removing fisheye distortion

2021-08-14 Thread Roger Heflin
Those c9[23]0 logitechs are pretty good. I have 2 and they are very good. On Fri, Aug 13, 2021, 6:03 AM Patrick O'Callaghan wrote: > On Thu, 2021-08-12 at 06:54 -0700, stan via users wrote: > > On Thu, 12 Aug 2021 10:57:45 +0100 > > Patrick O'Callaghan wrote: > > > > > I've already been throug

Re: Removing fisheye distortion

2021-08-13 Thread Patrick O'Callaghan
On Thu, 2021-08-12 at 06:54 -0700, stan via users wrote: > On Thu, 12 Aug 2021 10:57:45 +0100 > Patrick O'Callaghan wrote: > > > I've already been through several cameras but this is the first one > > with acceptable sound. It's only for occasional use so I'm not that > > keen on spending a lot.

Re: Removing fisheye distortion

2021-08-13 Thread Patrick O'Callaghan
On Fri, 2021-08-13 at 00:54 +0930, Tim via users wrote: > On Thu, 2021-08-12 at 10:57 +0100, Patrick O'Callaghan wrote: > > I've already been through several cameras but this is the first one > > with acceptable sound. It's only for occasional use so I'm not that > > keen on spending a lot. In fact

Re: Removing fisheye distortion

2021-08-12 Thread Tim via users
On Thu, 2021-08-12 at 10:57 +0100, Patrick O'Callaghan wrote: > I've already been through several cameras but this is the first one > with acceptable sound. It's only for occasional use so I'm not that > keen on spending a lot. In fact I saw an article recently on webcams > which concluded that the

Re: Removing fisheye distortion

2021-08-12 Thread stan via users
On Thu, 12 Aug 2021 10:57:45 +0100 Patrick O'Callaghan wrote: > I've already been through several cameras but this is the first one > with acceptable sound. It's only for occasional use so I'm not that > keen on spending a lot. In fact I saw an article recently on webcams > which concluded that t

Re: Removing fisheye distortion

2021-08-12 Thread Patrick O'Callaghan
On Wed, 2021-08-11 at 12:25 -0500, Roger Heflin wrote: > I don't know exactly how to get VST filters to work in OBS, but there > are some VST 2.0 filters that do/undo fisheye.  I am not sure exactly > how your specific fisheye compares to what they have defined, nor how > adjustable the fisheye fil

Re: Removing fisheye distortion

2021-08-12 Thread Patrick O'Callaghan
On Thu, 2021-08-12 at 17:57 +0930, Tim via users wrote: > On Wed, 2021-08-11 at 13:09 +0100, Patrick O'Callaghan wrote: > > My USB camera, which is used only for online video chats, has quite > > marked fisheye distortion. Although this could be regarded as a > > feature in some contexts, for me it

Re: Removing fisheye distortion

2021-08-12 Thread Tim via users
On Wed, 2021-08-11 at 13:09 +0100, Patrick O'Callaghan wrote: > My USB camera, which is used only for online video chats, has quite > marked fisheye distortion. Although this could be regarded as a > feature in some contexts, for me it's just a distraction. Is there a > way of removing this in real

Re: Removing fisheye distortion

2021-08-11 Thread Roger Heflin
dnf install obs-studio the start obs. There should be some sorts of instructions on how to use it to modify camera streams and then feed them back to a virtual camera device to be used by whatever software you are using. On Wed, Aug 11, 2021 at 5:16 PM Patrick O'Callaghan wrote: > > On Wed, 202

Re: Removing fisheye distortion

2021-08-11 Thread Patrick O'Callaghan
On Wed, 2021-08-11 at 12:25 -0500, Roger Heflin wrote: > I don't know exactly how to get VST filters to work in OBS, but there > are some VST 2.0 filters that do/undo fisheye.  I am not sure exactly > how your specific fisheye compares to what they have defined, nor how > adjustable the fisheye fil

Re: Removing fisheye distortion

2021-08-11 Thread Roger Heflin
I don't know exactly how to get VST filters to work in OBS, but there are some VST 2.0 filters that do/undo fisheye. I am not sure exactly how your specific fisheye compares to what they have defined, nor how adjustable the fisheye filter is. There are probably other lens correction filters. I

Removing fisheye distortion

2021-08-11 Thread Patrick O'Callaghan
My USB camera, which is used only for online video chats, has quite marked fisheye distortion. Although this could be regarded as a feature in some contexts, for me it's just a distraction. Is there a way of removing this in real time? I mostly use Zoom, but if possible I'd like to tweak the video