Was able to run the demo but no faces detected on webcam

[rsingh2083]

Hi,

I was able to build it on ubuntu-32 bit (2020) on raspberry-Pi4 but its not detecting any faces at all.
Can you please help, what could be happening ?

pi@pi-desktop:~/YSQfastfd/fddemo$ ./ysqfddemo 
Cannot probe the device "/dev/video0"standard!
/dev/video0 support standard list  :
/dev/video0 support video format list  :
  <0> :  YUYV 4:2:2
    type        : 1
    flag        : 0
    pixelformat : 56595559
  <1> :  Motion-JPEG
    type        : 1
    flag        : 1
    pixelformat : 47504A4D
Video stream image info
  Image pixel  : 640 x 480
  Pixel format : (hex : 56595559) - YUYV
Video stream image info
  Image pixel  : 640 x 480
  Pixel format : (hex : 56595559) - YUYV
  Frame/Time   : 30/1
Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 
face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 
face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0
 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 
face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 face(s)Detected 0 
face(s)Detected 0 face(s)Detected 0