Description
On my hardware yolo is working without problems and can detect objects from usb camera video or stream using the same gstreamer
gstreamer# python3 detect.py
No protocol specified
Unable to init server: Could not connect: Connection refused
No protocol specified
Unable to init server: Could not connect: Connection refused
Loading ../all_models/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite with ../all_models/coco_labels.txt labels.
Gstreamer pipeline:
v4l2src device=/dev/video0 ! video/x-raw,width=640,height=480,framerate=30/1 ! tee name=t
t. ! queue max-size-buffers=1 leaky=downstream ! videoconvert ! videoscale ! video/x-raw,width=300,height=225 ! videobox name=box autocrop=true
! video/x-raw,format=RGB,width=300,height=300 ! appsink name=appsink emit-signals=true max-buffers=1 drop=true
t. ! queue max-size-buffers=1 leaky=downstream ! videoconvert
! rsvgoverlay name=overlay ! videoconvert ! ximagesink sync=false
No protocol specified
Error: gst-resource-error-quark: Could not initialise X output (10): ../sys/ximage/ximagesink.c(867): gst_x_image_sink_xcontext_get (): /GstPipeline:pipeline0/GstXImageSink:ximagesink0:
Could not open display
opencv# python3 detect.py
Loading ../all_models/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite with ../all_models/coco_labels.txt labels.
[ WARN:0] global ../modules/videoio/src/cap_gstreamer.cpp (961) open OpenCV | GStreamer warning: Cannot query video position: status=0, value=-1, duration=-1
No protocol specified
Unable to init server: Could not connect: Connection refused
Traceback (most recent call last):
File "/root/coral/examples-camera/opencv/detect.py", line 99, in
main()
File "/root/coral/examples-camera/opencv/detect.py", line 75, in main
cv2.imshow('frame', cv2_im)
cv2.error: OpenCV(4.5.1) ../modules/highgui/src/window_gtk.cpp:624: error: (-2:Unspecified error) Can't initialize GTK backend in function 'cvInitSystem'
Click to expand!
Issue Type
Bug, Build/Install, Performance, Support, Feature Request, Documentation Feature Request, Documentation Bug, Others
Operating System
Linux, Ubuntu
Coral Device
USB Accelerator, Mini PCIe, M.2 Accelerator A+E, M.2 Accelerator B+M, M.2 Accelerator with dual Edge TPU, Accelerator Module
Other Devices
No response
Programming Language
Python 3.5, Python 3.6, Python 3.7, Python 3.8, Python 3.9, Other
Relevant Log Output
No response
Description
On my hardware yolo is working without problems and can detect objects from usb camera video or stream using the same gstreamer
gstreamer# python3 detect.py
No protocol specified
Unable to init server: Could not connect: Connection refused
No protocol specified
Unable to init server: Could not connect: Connection refused
Loading ../all_models/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite with ../all_models/coco_labels.txt labels.
Gstreamer pipeline:
v4l2src device=/dev/video0 ! video/x-raw,width=640,height=480,framerate=30/1 ! tee name=t
t. ! queue max-size-buffers=1 leaky=downstream ! videoconvert ! videoscale ! video/x-raw,width=300,height=225 ! videobox name=box autocrop=true
! video/x-raw,format=RGB,width=300,height=300 ! appsink name=appsink emit-signals=true max-buffers=1 drop=true
t. ! queue max-size-buffers=1 leaky=downstream ! videoconvert
! rsvgoverlay name=overlay ! videoconvert ! ximagesink sync=false
No protocol specified
Error: gst-resource-error-quark: Could not initialise X output (10): ../sys/ximage/ximagesink.c(867): gst_x_image_sink_xcontext_get (): /GstPipeline:pipeline0/GstXImageSink:ximagesink0:
Could not open display
opencv# python3 detect.py
Loading ../all_models/mobilenet_ssd_v2_coco_quant_postprocess_edgetpu.tflite with ../all_models/coco_labels.txt labels.
[ WARN:0] global ../modules/videoio/src/cap_gstreamer.cpp (961) open OpenCV | GStreamer warning: Cannot query video position: status=0, value=-1, duration=-1
No protocol specified
Unable to init server: Could not connect: Connection refused
Traceback (most recent call last):
File "/root/coral/examples-camera/opencv/detect.py", line 99, in
main()
File "/root/coral/examples-camera/opencv/detect.py", line 75, in main
cv2.imshow('frame', cv2_im)
cv2.error: OpenCV(4.5.1) ../modules/highgui/src/window_gtk.cpp:624: error: (-2:Unspecified error) Can't initialize GTK backend in function 'cvInitSystem'
Click to expand!
Issue Type
Bug, Build/Install, Performance, Support, Feature Request, Documentation Feature Request, Documentation Bug, Others
Operating System
Linux, Ubuntu
Coral Device
USB Accelerator, Mini PCIe, M.2 Accelerator A+E, M.2 Accelerator B+M, M.2 Accelerator with dual Edge TPU, Accelerator Module
Other Devices
No response
Programming Language
Python 3.5, Python 3.6, Python 3.7, Python 3.8, Python 3.9, Other
Relevant Log Output
No response