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GigE Viewer

Using PyQt

Pavel Stoffel

April 26, 2012

PythonQt Viewer for GigE Cameras

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Prosilica G1350C Camera

PythonQt Viewer for GigE Cameras

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GigE Cameras

• AVT Prosilica, Manta

• 580x780 1360x1024 1388x1038

• B/W Color

• Up to 20, 30 fps (depending on model)

• Free running, periodic, external trigger

• C-mount lenses

• 1500 to 8228 packet size

PythonQt Viewer for GigE Cameras

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Exposure Settings

PythonQt Viewer for GigE Cameras

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Region of Interest

PythonQt Viewer for GigE Cameras

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Binning

PythonQt Viewer for GigE Cameras

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Image and Trigger Modes

PythonQt Viewer for GigE Cameras

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Crosses

PythonQt Viewer for GigE Cameras

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File Saving

Viewer Module Dependencies

PythonQt Viewer for GigE Cameras

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Widget Class Diagram

PythonQt Viewer for GigE Cameras

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Flow Diagram

PythonQt Viewer for GigE Cameras

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Performance

• Viewer

• IOC

• Data Transfer – IOC to Viewer

• Data Transfer – Camera to IOC

PythonQt Viewer for GigE Cameras

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Performance

PythonQt Viewer for GigE Cameras

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Pyca event processor

PythonQt Viewer for GigE Cameras

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Inline code for the event callback

PythonQt Viewer for GigE Cameras

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Performance

• Viewer: Intel(R) Xeon(R) @ 2.27GHz

• IOC: Intel(R) Atom(TM) D510 @ 1.66GHz

PythonQt Viewer for GigE Cameras

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CPU Utilization for the Viewer

PythonQt Viewer for GigE Cameras

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CPU Utilization for the IOC

PythonQt Viewer for GigE Cameras

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To Do

• Click for crosses

• Rubber-band for ROI

• Evaluate ctypes for wrapping DLL's

PythonQt Viewer for GigE Cameras

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References

• GigE Cameras – Allied Vision Technology

• Area Detector – Mark Rivers

• Pyca – Amedeo Perazzo