ise I can ask in the Linux media development mailing
list. linux-me...@vger.kernel.org
I'm no expert with UVC or Kernel but updating the Wikipedia article is
easy enough.
Thx,... P.
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work: en.wikibooks.org/wiki/User:PeterEasthope
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pe...@easthope.ca wrote:
> I've included 5 References. Lets see what the server does
> with them. Just for the record, I'm not subscribed.
It looks perfectly reasonable.
> From: Dan Ritter
> Date: Sun, 17 Nov 2019 12:01:57 -0500
> > Recently seen, might be useful for you:
> >
> > https://b
I've included 5 References. Lets see what the server does
with them. Just for the record, I'm not subscribed.
From: Dan Ritter
Date: Sun, 17 Nov 2019 12:01:57 -0500
> Recently seen, might be useful for you:
>
> https://blog.benjojo.co.uk/post/userspace-usb-drivers
Thanks.
For a nominal ch
Dan Ritter wrote:
>
> I like the looks of that Inogeni, and you'd think that a public
> sector org in Vancouver would like to buy from a Canadian
> company. Or I think so, anyway.
Recently seen, might be useful for you:
https://blog.benjojo.co.uk/post/userspace-usb-drivers
-dsr-
; Device Descriptor:
> bLength18
> bDescriptorType 1
> bcdUSB 2.10
> bDeviceClass 255 Vendor Specific Class
> bDeviceSubClass 0
> bDeviceProtocol 0
> bMaxPacketSize064
>
> The fu
PacketSize064
The full output is at http://easthope.ca/lsusb.vs5.txt . UVC not
mentioned.
> Step 4: Why do you think it's UVC compliant?
Naive assumption that USB + video = UVC.
> I didn't see it in
> the manual, and discussion on the web mostly seems to be about
&g
put is at http://easthope.ca/lsusb.vs5.txt . UVC not
mentioned.
> Step 4: Why do you think it's UVC compliant?
Naive assumption that USB + video = UVC.
> I didn't see it in
> the manual, and discussion on the web mostly seems to be about
> how mediocre the thing is wh
On 2019-11-09, deloptes wrote:
>
> I recall I read back then that this is imposed by Apple
What is "this" and what is its relation to the OP's original, erroneous
ratiocination (usb = UVC, the latter being a specification to which the
device in question most probabl
deloptes wrote:
> Dan Ritter wrote:
>
> > It's typical for standards-compliant hardware to work well on
> > Linux, Windows and Mac OS without issue. When it doesn't, it's
> > probably not standards-compliant.
>
> I recall I read back then that this is imposed by Apple - you have to do
> somethin
Dan Ritter wrote:
> It's typical for standards-compliant hardware to work well on
> Linux, Windows and Mac OS without issue. When it doesn't, it's
> probably not standards-compliant.
I recall I read back then that this is imposed by Apple - you have to do
something with them - license or verify o
deloptes wrote:
> Dan Ritter wrote:
>
> > Step 4: Why do you think it's UVC compliant? I didn't see it in
> > the manual, and discussion on the web mostly seems to be about
> > how mediocre the thing is when it works, always on Windows
> > systems. Sta
Dan Ritter wrote:
> Step 4: Why do you think it's UVC compliant? I didn't see it in
> the manual, and discussion on the web mostly seems to be about
> how mediocre the thing is when it works, always on Windows
> systems. StarTech doesn't even mention Mac OS, and I thin
pe...@easthope.ca wrote:
> Hi,
>
> This device is an analogue video converter.
> https://www.startech.com/AV/Converters/Video/usb-3-0-video-capture-device-hdmi-dvi-vga~USB3HDCAP
>
> The output should be UVC compliant.
> https://en.wikipedia.org/wiki/USB_video_device_cl
with "Digital Rights Management" issues, suggesting that any
drivers would only fully support non-free Operating Systems.
>
> The output should be UVC compliant.
> https://en.wikipedia.org/wiki/USB_video_device_class
>
> Yet guvcview reports "no video device found&quo
Hi,
This device is an analogue video converter.
https://www.startech.com/AV/Converters/Video/usb-3-0-video-capture-device-hdmi-dvi-vga~USB3HDCAP
The output should be UVC compliant.
https://en.wikipedia.org/wiki/USB_video_device_class
Yet guvcview reports "no video device found".
Martin McCormick wrote:
> The tesseract utility flawlessly converted the sample jpg
> in to ASCII text so I tried that
> other Linux box's VGA port. This certainly looks like not much
> of anything but I was happy to get it:
>
> Debian GNU/Linux 10 audios tty
>
> audio3 login: [43431.2943
Dan Ritter writes:
> fswebcam is a package that captures images from V4L2 devices.
> It's command-line driven and has a few useful features like
> resizing, averaging multiple frames, and skipping early frames
> for devices that take a while to focus. It writes JPEG or PNG.
>
> Remember to make y
Dan Ritter writes:
> Martin was just sense-of-wondering at modern technology. I'm
> guessing his eventual project will snap frames for OCR on
> demand, then send the output through a braille terminal or
> a speech synthesizer.
Our messages basically crossed due to the time lag here
betwee
deloptes writes:
> I still don't get it how you want to capture and process video to text to
> audio - perhaps deduplicate frame content etc. - how many frames per
> second
> do you want to process, cause I did not get this with the 4Mhz and how it
> is relevant. I was thinking your display is ru
deloptes wrote:
>
> I still don't get it how you want to capture and process video to text to
> audio - perhaps deduplicate frame content etc. - how many frames per second
> do you want to process, cause I did not get this with the 4Mhz and how it
> is relevant. I was thinking your display is run
Martin McCormick wrote:
> Thank you very much. I started using unix-like OS's 30
> years ago in June but the digital video field is new to me so I
> still have a lot of learning to do.
>
> As an electronics and amateur radio enthusiast, I am
> astounded at how fast that A/D converter has to work
Dan Ritter writes:
> UVC means USB Video Class. The Video For Linux 2 driver system
> should recognize it as a V4L2 device.
>
> fswebcam is a package that captures images from V4L2 devices.
> It's command-line driven and has a few useful features like
> resizing, averagi
Martin McCormick wrote:
> The video capture device is an Epifan AVIO-HD video
> digitizer and one of it's modes is VGA conversion with all video
> sent in the .uvc or webcam format.
>
> The part I don't know yet is what needs to happen to
> convert .uv
text from printed pages.
I suspect that the image the OCR program is expecting to
see is a raster.
The video capture device is an Epifan AVIO-HD video
digitizer and one of it's modes is VGA conversion with all video
sent in the .uvc or webcam format.
The part I don&#
* From: Sjoerd Hardeman
* Date: Tue, 12 Oct 2010 21:24:00 +0200
> Better, try luvcview or guvcview, specialised programmes to just grab
> the output of the camera. They also allow to alter the settings, maybe
> you can fix things.
"luvcview -L" lists formats MJPEG, RGB3, BGR3, YU12 an
* From: Sjoerd Hardeman
* Date: Tue, 12 Oct 2010 21:24:00 +0200
> Better, try luvcview or guvcview, specialised programmes to just grab
> the output of the camera. They also allow to alter the settings, maybe
> you can fix things.
Thanks for the tip.
The camera is now a Microsoft (R
Op 12-10-10 18:05, Camaleón schreef:
> On Tue, 12 Oct 2010 07:57:40 -0300, Eike Lantzsch wrote:
>
>> On Tuesday 12 October 2010 05:00:36 PETER EASTHOPE wrote:
>>> Somewhere I've read that a camera must be UVC conformant to qualify to
>>> use the Vista
On Tue, 12 Oct 2010 07:57:40 -0300, Eike Lantzsch wrote:
> On Tuesday 12 October 2010 05:00:36 PETER EASTHOPE wrote:
>> Somewhere I've read that a camera must be UVC conformant to qualify to
>> use the Vista label on the package. It wasn't an authoritative source.
On Tuesday 12 October 2010 05:00:36 PETER EASTHOPE wrote:
> Somewhere I've read that a camera must be UVC conformant to qualify to use
> the Vista label on the package. It wasn't an authoritative source.
>
> Recently I put an inexpensive camera on Squeeze and got a local im
Somewhere I've read that a camera must be UVC conformant to qualify to use
the Vista label on the package. It wasn't an authoritative source.
Recently I put an inexpensive camera on Squeeze and got a local image in
Skype. Oddly the remote image was OK without the camera but garbled
Hi,
linux-uvc package is a kernel module for USB Video Class. It supports
MacBook internal iSight camera, and some newer Logitec USB video
devices.
I'd like to consolidate the feedback I get about this package on this
thread, to hopefully make finding them easier. At least, easier than
h
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