Mercurial > hg > orthanc
diff OrthancServer/Resources/Samples/Lua/CallImageJ.lua @ 4044:d25f4c0fa160 framework
splitting code into OrthancFramework and OrthancServer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 10 Jun 2020 20:30:34 +0200 |
parents | Resources/Samples/Lua/CallImageJ.lua@34c8954544e8 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OrthancServer/Resources/Samples/Lua/CallImageJ.lua Wed Jun 10 20:30:34 2020 +0200 @@ -0,0 +1,35 @@ +-- This sample shows how to invoke an ImageJ script on every DICOM +-- image received by Orthanc. The ImageJ script is generated by the +-- "Initialize()" function at the startup of Orthanc. Whenever a new +-- instance is received, its DICOM file is stored into a temporary +-- file, and a system call to ImageJ is triggered. + +SCRIPT = 'ImageJScript.txt' + +function Initialize() + local target = assert(io.open(SCRIPT, 'w')) + + -- This is a sample ImageJ script that display the size of the DICOM image + target:write('if (getArgument=="") exit ("No argument!");\n') + target:write('open(getArgument);\n') + target:write('print(getTitle + ": " + getWidth + "x" + getHeight);\n') + + target:close() +end + +function OnStoredInstance(instanceId) + -- Retrieve the DICOM instance from Orthanc + local dicom = RestApiGet('/instances/' .. instanceId .. '/file') + + -- Write the DICOM content to some temporary file + local path = instanceId .. '.dcm' + local target = assert(io.open(path, 'wb')) + target:write(dicom) + target:close() + + -- Call ImageJ + os.execute('imagej -b ' .. SCRIPT .. ' ' .. path) + + -- Remove the temporary DICOM file + os.remove(path) +end