Yeah, I tried the Makefile in the classification example and it did not do anything. I had to hunt around and found the examples originated the build in the common Makefile so I changed it there and it seems to work. I too have a Logitech C920.
Cheers, Jon On Friday, March 27, 2020 at 6:25:18 AM UTC-7, maste...@gmail.com wrote: > > That works! Thank you > I tested out 5 webcams with both dummy.tidl and classificatin.tidl > 1. Logitech C920 webcam works > 2. VERY Old Creative VF0230 webcam - did not work > 3. VERY Old trinket AMD Smarter Choice webcam -images torn up with > overread errors-n as n goes randomly from 1 to 8 > 4. OLD Silicon Motion SM731 webcam works > 5. OLD EyeToy webcam - occasional image tears > > check out https://elinux.org/RPi_USB_Webcams for some camera info. > > I modified the common Makefile and it works. Just for curiosity I modified > the local Makefile as well and > I's weird that the LOCAL Makefile is corrupted when I rebooted the board. > It came up with a dialog box asking if you want to reload file from disk > (that Makefile was modified in previous session and saved "-r /dev/video1" > similar to the common Makefile) . If I clicked "Y" it showed the correct > mod -d/dev/video1, and if I clicked "no", it showed -d /dev/ > > > On Thursday, March 26, 2020 at 10:23:17 PM UTC-4, jonnymo wrote: >> >> In the GitHub issue that was filed, I noted the following which seems to >> get the camera active again: >> >> >> >> Setting '-d /dev/video1' in the common Makefile seemed to do the trick. I >> now have video from the camera in the TIDL example. >> >> This is what I changed at line 170 in the Makefile at: >> /var/lib/cloud9/common$ >> >> else ifeq ($(PROC),tidl) >> ti-mct-heap-check -c >> sudo mjpg_streamer -i "input_opencv.so -d /dev/video1 -r 640x480 >> --filter ./$(TARGET)$(EXE)" -o "output_http.so -p 8080 -w >> /usr/share/mjpg-streamer/www" >> else >> >> >> >> On Thu, Mar 26, 2020 at 9:20 AM Robert Nelson <robert...@gmail.com> >> wrote: >> >>> On Thu, Mar 26, 2020 at 10:27 AM <maste...@gmail.com> wrote: >>> > >>> > Hi, >>> > I just came across this post that is relevant to the same problem. I >>> just started working on this Beaglebone AI two days ago. I got the latest >>> os image and updates and upgrades everything. I tried >>> classification.tidl.cpp and I got the same last message that Jon Morss >>> got. And your latest message was about /dev/video0. On my board I got >>> /dev/video0, /dev/video1 and it does recognize the camera. Do you mean that >>> I can fix it with the change to the default dev for the camera ? And where >>> can I change that? I worked with OpenCV and this VideoCapture::open() >>> failed message seems to indicate a wrong /dev/video index? >>> >>> Please submit a bug to: >>> >>> https://github.com/beagleboard/cloud9-examples >>> >>> the classification demo should allow you to specify a video offset.. >>> >>> Regards, >>> >>> -- >>> Robert Nelson >>> https://rcn-ee.com/ >>> >>> -- >>> For more options, visit http://beagleboard.org/discuss >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "BeagleBoard" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to beagl...@googlegroups.com. >>> To view this discussion on the web visit >>> https://groups.google.com/d/msgid/beagleboard/CAOCHtYjyA8yTBWKs-%3DFUoE4kh20XgiQNpheJLfnzHG7_ouqVNA%40mail.gmail.com >>> . >>> >> -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to beagleboard+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/beagleboard/2e52e2e3-639e-48d1-b3b9-8886457b988e%40googlegroups.com.