Re: aravisGigE areaDetector with Basler camera

[Pete Jemian <jemian@anl.gov>]

Basler should be informed that this file, with a .xml extension, is not 
"well-formed".  The first line "Basler-21630837" certainly breaks the 
XML API.

On 06/04/2015 08:35 AM, tom.cobb@diamond.ac.uk wrote:
> It does indeed expect this. Aravis also started printing the camera name at the top of the genicam file which is not very helpful, so you should remove the line:
>
> Basler-21630837
>
> and replace it with:
>
> <?xml version="1.0" encoding="utf-8"?>
>
> I should really fix the script to be robust to this...
>
> Thanks,
> Tom Cobb
>
>
> > -----Original Message-----
> > From: tech-talk-bounces@aps.anl.gov [mailto:tech-talk-
> > bounces@aps.anl.gov] On Behalf Of Pete Jemian
> > Sent: 04 June 2015 14:30
> > To: tech-talk@aps.anl.gov
> > Subject: Re: aravisGigE areaDetector with Basler camera
> >
> > The minidom XML support in aravisGigEApp/src/makeDbAndEdl.py fails on
> > parsing the very first part of the XML file.
> >
> > Can it be that the XML file does not start with a declaration line?
> > Does the support file expect this?  Such as:
> >
> >
> > <?xml version="1.0" encoding="UTF-8"?>
> >
> >
> >
> > On 06/04/2015 08:25 AM, Specht, Eliot D. wrote:
> > > I'm trying to use aravisGigE to drive a Basler acA1920 ethernet camera
> > > with areaDetector. I'm following the instructions at
> > > https://github.com/areaDetector/aravisGigE to add a new camera. As
> > > detailed below, I can get an XML file from the camera, but
> > > makeDbAndEdl.py is not parsing this file. The XML file is large, but the
> > > failure seems to be right at the beginning. Am I doing something stupid,
> > > or is the Basler camera incompatible with aravisGigE?
> > >
> > > FIRST TWO LINES OF XML FILE:
> > >
> > > Basler-21630837
> > >
> > > <RegisterDescription
> > > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
> > > xmlns="http://www.genicam.org/GenApi/Version_1_0";
> > > xsi:schemaLocation="http://www.genicam.org/GenApi/Version_1_0
> > > http://www.genicam.org/GenApi/GenApiSchema_Version_1_0.xsd";
> > > MajorVersion="3" MinorVersion="7" ModelName="GigECamera"
> > > ProductGuid="1F3C6A72-7842-4edd-9130-E2E90A2058BA"
> > > SchemaMajorVersion="1" SchemaMinorVersion="0"
> > SchemaSubMinorVersion="1"
> > > StandardNameSpace="GEV" SubMinorVersion="0" ToolTip="Basler generic
> > > GigEVision camera interface" VendorName="Basler"
> > > VersionGuid="6512A424-1B05-4C68-99D6-91F0E31857CD">
> > >
> > >     <Category Name="Root" NameSpace="Standard">
> > >
> > > ATTEMPT TO ADD NEW CAMERA:
> > >
> > > [root@video aravisGigE]#
> > > Basler_acA1920.xmltoolbin/linux-x86_64/arv-tool-0.4m
> > >
> > > Basler-21630837
> > >
> > > [root@video aravisGigE]# bin/linux-x86_64/arv-tool-0.4 -n
> > > "Basler-21630837" genicam > Basler_acA1920.xml
> > >
> > > [root@video aravisGigE]# aravisGigEApp/src/makeDbAndEdl.py
> > > Basler_acA1920.xml Basler_acA
> > >
> > > Traceback (most recent call last):
> > >
> > >     File "aravisGigEApp/src/makeDbAndEdl.py", line 22, in <module>
> > >
> > >       xml_root = parse(args[0])
> > >
> > >     File "/usr/lib64/python2.7/xml/dom/minidom.py", line 1921, in parse
> > >
> > >       return expatbuilder.parse(file)
> > >
> > >     File "/usr/lib64/python2.7/xml/dom/expatbuilder.py", line 924, in parse
> > >
> > >       result = builder.parseFile(fp)
> > >
> > >     File "/usr/lib64/python2.7/xml/dom/expatbuilder.py", line 207, in
> > > parseFile
> > >
> > >       parser.Parse(buffer, 0)
> > >
> > > xml.parsers.expat.ExpatError: syntax error: line 1, column 0
> > >
> > > [root@video aravisGigE]#
> > >
> > > Eliot Specht                        Voice: (865)574-7682
> > >
> > > Oak Ridge National Laboratory       FAX:   (865)574-4913
> > >
> > > P.O. Box 2008, MS 6064
> > >
> > > Oak Ridge, TN 37831-6064

--
----------------------------------------------------------
 Pete R. Jemian, Ph.D.                <jemian@anl.gov>
 Beam line Controls and Data Acquisition, Group Leader
 Advanced Photon Source,   Argonne National Laboratory
 Argonne, IL  60439                   630 - 252 - 3189
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