Plus applications user manual  2.9.0.e3e8b4a
Software library for tracked ultrasound image acquisition, calibration, and processing.
Virtual Text Recognizer

This device can recognize text (in the language specified by Language) from a number of input channels.

Device configuration settings

Example configuration file PlusDeviceSet_PlusServer_tesseract.xml

<PlusConfiguration version="2.3">
<DataCollection StartupDelaySec="1.0">
<Device
Id="TrackedVideoDevice"
Type="SavedDataSource"
SequenceFile="ie33_biplane_LeftCaptureDevice_compressed.igs.mha"
UseData="IMAGE_AND_TRANSFORM"
UseOriginalTimestamps="FALSE"
RepeatEnabled="TRUE" >
<DataSources>
<DataSource Type="Video" Id="Video" PortUsImageOrientation="MFA"/>
</DataSources>
<OutputChannels>
<OutputChannel Id="TrackedVideoStream" VideoDataSourceId="Video" />
</OutputChannels>
</Device>
<Device
Id="TextRecognizerDevice"
Type="VirtualTextRecognizer"
MissingInputGracePeriodSec="1"
Language="eng" >
<DataSources>
<DataSource Type="FieldData" Id="ScreenFields"/>
</DataSources>
<TextFields>
<Field Channel="TrackedVideoStream" Name="patient-last-name" InputRegionOrigin="260 885" InputRegionSize="82 20" />
<Field Channel="TrackedVideoStream" Name="tee-temperature" InputRegionOrigin="75 185" InputRegionSize="55 20" />
</TextFields>
<InputChannels>
<InputChannel Id="TrackedVideoStream" />
</InputChannels>
<OutputChannels>
<OutputChannel Id="DataChannel">
<DataSource Id="ScreenFields"/>
</OutputChannel>
</OutputChannels>
</Device>
<Device
Id="Mixer"
Type="VirtualMixer" >
<InputChannels>
<InputChannel Id="DataChannel" />
<InputChannel Id="TrackedVideoStream" />
</InputChannels>
<OutputChannels>
<OutputChannel Id="TrackedVideoStreamData"/>
</OutputChannels>
</Device>
</DataCollection>
<CoordinateDefinitions>
<Transform From="Image" To="Probe"
Matrix="
1 0 0 0
0 1 0 0
0 0 1 0
0 0 0 1"/>
</CoordinateDefinitions>
<PlusOpenIGTLinkServer
MaxNumberOfIgtlMessagesToSend="1"
MaxTimeSpentWithProcessingMs="50"
ListeningPort="18944"
SendValidTransformsOnly="true"
OutputChannelId="TrackedVideoStreamData" >
<DefaultClientInfo>
<MessageTypes>
<Message Type="STRING" />
<Message Type="IMAGE" />
<Message Type="TRANSFORM" />
</MessageTypes>
<StringNames>
<String Name="patient-last-name" />
<String Name="tee-temperature" />
</StringNames>
<TransformNames>
<Transform Name="ProbeToReference" />
<Transform Name="StylusToReference" />
<Transform Name="ReferenceToTracker" />
</TransformNames>
<ImageNames>
<Image Name="Image" EmbeddedTransformToFrame="Reference" />
</ImageNames>
</DefaultClientInfo>
</PlusOpenIGTLinkServer>
</PlusConfiguration>