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The requirements for the cameras that will when you work with the the Train detection module are listed given in the following table.

Camera

Resolution should be
  • Resolution: at least 640x480 pixels.
  • Fps:
not less than 6
  • at least six.
  • Color: analytics works with grey and color images.
  • Camera shaking
should
  • must not result in image offsets greater than 1% of the frame size
.

Lighting

  • Medium lighting. In conditions of insufficient (night) or excessive (exposure) lighting, the quality of
analytics can
  • analytics operation can be reduced.
  • No sharp changes of lighting
.

Scene and camera angle

  • Camera
is to
  • must be directed
in
  • to the railway line
of the railway
  • or as close to it as possible.
  • Background is
mostly
  • static and
is not
  • isn't changed sharply
.

Objects image

At the time the detector was started, there was no train in FoV

Object images

  • There is no train in the camera FOV at the moment when you start the detector.
  • Minimum overlapping
of moving
  • of moving objects
with the
  • by static objects in the scene (columns, trees,
etc.
  • and so on).
  • Analytics
may not
  • can work
correctly
  • improperly on
reflective
  • reflecting surfaces and
if there are
  • in the case of sharp shadows from moving objects.
  • The width and height of objects in the image
should
  • must not exceed 75% of the frame size.
  • The object's speed
of objects
  • in the image
should
  • must not be less than
1
  • one pixel per second
.