OvrvisionPro stereo camera

Supported hardware devices

• Support for the http://ovrvision.com/entop/Ovrvision Pro USB3.0 Stereo Camera.

Supported platforms

• Windows 32 bits
• Windows 64 bits

The device manufacturer supports additional platforms. On request, Plus toolkit will be extended to support this device on other platforms, too.

Installation

Need to install the drivers and software from VGA2USB-LR download.

Device configuration settings

• 
  Type = "OvrvisionPro"
  
• 
  DirectShowFilterID Defines the filter ID that corresponds to this device. Windows Only.
  
• 
  Resolution and Framerate define the requested capture format of the camera. Typical value is "640x480@30". Supported values are (USB3) 2560x1920@15fps, 1920x1080@30fps, 1280x960@45fps, 960x950@60fps, 1280x800@60fps, 640x480@90fps, 320x240@120fps, (USB2) 1280x960@15fps, 640x480@30fps.
  
• 
  CameraSync Defines whether to keep the stereo camera acquisition in sync or not
  

  Default = "false"
• 
  Vendor Identifies which vendor of GPU is available in the computer. Supported values must match clGetPlatformInfo
  

  Default = """"
• 
  ProcessingModeName Defines what post-processing to perform on the image. Supported values are OV_CAMQT_DMSRMP, OV_CAMQT_DMS, OV_CAMQT_NONE
  

  Default = "OV_CAMQT_NONE"
• 
  LeftEyeDataSourceName Identifies which data source is for the left eye
  
• 
  RightEyeDataSourceName Identifies which data source is for the right eye
  
• 
  DataSources Exactly two DataSource child elements are required.
  
  • 
    DataSource
    
    • 
      PortUsImageOrientation
      
    • 
      ImageType. Color image acquisition is mandatory, value must be RGB_COLOR.
      
    • 
      BufferSize
      

      Default = "150"
    • 
      AveragedItemsForFiltering
      

      Default = "20"
    • 
      ClipRectangleOrigin Software clipping, applied on top of the hardware clipping region.
      

      Default = "0 0 0"
    • 
      ClipRectangleSize Software clipping, applied on top of the hardware clipping region.
      

      Default = "0 0 0"

Example configuration file PlusDeviceSet_Server_OvrvisionProVideoCapture.xml

 <PlusConfiguration version="2.1">

  <DataCollection StartupDelaySec="1.0" >
    <DeviceSet 
      Name="PlusServer: OvrvisionPro stereo video capture device"
      Description="Broadcasting acquired video through OpenIGTLink"
    />
    <Device
      Id="VideoDevice" 
      Type="OvrvisionPro"
      RequestedFormat="OV_CAMVR_FULL"
      CameraSync="TRUE"
      Exposure="7808"
      Vendor="NVIDIA Corporation"
      ProcessingModeName="OV_CAMQT_DMS"
      LeftEyeDataSourceName="LeftVideo"
      RightEyeDataSourceName="RightVideo" >
      <DataSources>
        <DataSource Type="Video" Id="LeftVideo" PortUsImageOrientation="MN" ImageType="RGB_COLOR" />
        <DataSource Type="Video" Id="RightVideo" PortUsImageOrientation="MN" ImageType="RGB_COLOR" />
      </DataSources>
      <OutputChannels>
        <OutputChannel Id="LeftVideoStream" VideoDataSourceId="LeftVideo" />
        <OutputChannel Id="RightVideoStream" VideoDataSourceId="RightVideo" />
      </OutputChannels>
    </Device>
  </DataCollection>

  <CoordinateDefinitions>
    <Transform From="LeftImage" To="Reference"
      Matrix="
        1 0 0 0
        0 1 0 0
        0 0 1 0
        0 0 0 1" />
    <Transform From="RightImage" To="Reference"
      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="LeftVideoStream" > 
    <DefaultClientInfo> 
      <MessageTypes> 
        <Message Type="IMAGE" />
      </MessageTypes>
      <ImageNames>
        <Image Name="LeftImage" EmbeddedTransformToFrame="Reference" />
      </ImageNames>
    </DefaultClientInfo>
  </PlusOpenIGTLinkServer>

  <PlusOpenIGTLinkServer 
    MaxNumberOfIgtlMessagesToSend="1" 
    MaxTimeSpentWithProcessingMs="50" 
    ListeningPort="18945" 
    SendValidTransformsOnly="true" 
    OutputChannelId="RightVideoStream" > 
    <DefaultClientInfo> 
      <MessageTypes> 
        <Message Type="IMAGE" />
      </MessageTypes>
      <ImageNames>
        <Image Name="RightImage" EmbeddedTransformToFrame="Reference" />
      </ImageNames>
    </DefaultClientInfo>
  </PlusOpenIGTLinkServer>
</PlusConfiguration>