Table of Contents minLevel 3 outline true style none
Background
Installing V4I4j
View file name UCAM_installation.pdf height 250
Hardware Setup
Hardware setup for USB Camera is as simple as plugging in the Camera to a USB port on the micro controller (Raspberry Pi or other).
...
| Code Block | ||||||
|---|---|---|---|---|---|---|
| ||||||
<<NewFacetInstance fid="tsm" name="file" type="SffHttpStaticFileFacet">
<OnActivate>
<Process>
<BasePath>[:AppBase:]</BasePath>
<TailPath>index.html</TailPath>
<Resource>res</Resource>
</Process>
</OnActivate>
</NewFacetInstance>
|
...
Source Code
Import into TQLStudio
| ProjectName | Import Link |
|---|---|
| USB Camera Model | USBCamera |
Complete Source Code
| Code Block | ||||||||
|---|---|---|---|---|---|---|---|---|
| ||||||||
<Namespace Name="Atomiton">
<Domain Name="Cameras">
<Def Name="ImageSize">
<Number Name="Height" Default="0"/>
<Number Name="Width" Default="0"/>
</Def>
<Def Name="CameraConfig">
<Number Name="Channel" Default="0"/>
<Number Name="Standard" Default="0"/>
<Number Name="Brightness" Default="0"/>
<Number Name="Contrast" Default="0"/>
<Number Name="Gamma" Default="286"/>
<Number Name="Saturation" Default="65"/>
<Number Name="Sharpness" Default="6"/>
<Number Name="Hue" Default="0"/>
<Number Name="Gain" Default="0"/>
<Number Name="Quality" Default="80"/>
</Def>
<Def Name="USBCameraParams">
<ImageSize Name="Size"/>
<CameraConfig Name="Configuration"/>
<String Name="SaveToDisk" Default="true"/>
<String Name="ImageFormat" Default="jpeg"/>
<String Name="ImageName" Default="usb_camera.jpeg"/>
</Def>
<ThingFacet Name="USBCameraFacet">
<String Name="Image" KnownBy="USBCameraImageAction"/>
<USBCameraParams Name="USBCameraParameters"/>
<Action Name="USBCameraImageAction" Documentation="Get the image from USB Camera">
<Workflow Limit="1" Live="1" Timeout="-1">
<Task name="Main" while="true">
<Event name="Argument" as="ActionArgument"/>
<Invoke name="GetImage" waitFor="ActionArgument" post="ucam://">
<Message>
<Value>
<USBCameraParameters>
<ImageFormat>
[%:Event.Argument.USBCameraParameters.ImageFormat.Value:%]
</ImageFormat>
<SaveToDisk>
[%:Event.Argument.USBCameraParameters.SaveToDisk.Value:%]
</SaveToDisk>
<ImageName>
[%:Event.Argument.USBCameraParameters.ImageName.Value:%]
</ImageName>
<Size>
<Height>
[%:Event.Argument.USBCameraParameters.Size.Height.Value:%]
</Height>
<Width>
[%:Event.Argument.USBCameraParameters.Size.Width.Value:%]
</Width>
</Size>
<Configuration>
<Standard>
[%:Event.Argument.USBCameraParameters.Configuration.Standard.Value:%]
</Standard>
<Quality>
[%:Event.Argument.USBCameraParameters.Configuration.Quality.Value:%]
</Quality>
<Channel>
[%:Event.Argument.USBCameraParameters.Configuration.Channel.Value:%]
</Channel>
<Brightness>
[%:Event.Argument.USBCameraParameters.Configuration.Brightness.Value:%]
</Brightness>
<Contrast>
[%:Event.Argument.USBCameraParameters.Configuration.Contrast.Value:%]
</Contrast>
<Gamma>
[%:Event.Argument.USBCameraParameters.Configuration.Gamma.Value:%]
</Gamma>
<Gain>
[%:Event.Argument.USBCameraParameters.Configuration.Gain.Value:%]
</Gain>
<Sharpness>
[%:Event.Argument.USBCameraParameters.Configuration.Sharpness.Value:%]
</Sharpness>
<Saturation>
[%:Event.Argument.USBCameraParameters.Configuration.Saturation.Value:%]
</Saturation>
<Hue>
[%:Event.Argument.USBCameraParameters.Configuration.Hue.Value:%]
</Hue>
</Configuration>
</USBCameraParameters>
</Value>
</Message>
</Invoke>
<Log Message="******Invoked USBCamera******"/>
<Output name="Result" as="ActionResult">
<Value>
<Image>
[%:[%:@Output:%]Invoke.GetImage.Message.Value:%]
</Image>
</Value>
</Output>
</Task>
</Workflow>
</Action>
</ThingFacet>
<ThingModel name="USBCameraModel" combines="USBCameraFacet">
<Sid name="camId"/>
</ThingModel>
</Domain>
</Namespace>
|
...