Difference between revisions of "Image Viewer"

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[[File:Large Image View.jpg|1000px]]
 
[[File:Large Image View.jpg|1000px]]
  
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- '''Record p1''': these fields hold descriptive information about the image and data that allows you to set values that can be searched upon later, such as Audit and Research flags and an Image Quality value.
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- '''Record p2''': these fields consist of meta data taken from the image & placed into the database when uploaded.  Some images do not have meta data (such as those captured directly from a video feed).  In either case you may edit this data, as the original meta data is stored in the image.
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- '''Raw Image Tags''': these fields cannot be edited, and are the meta data taken directly from the image file stored on the server. 
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- '''Linked Record''': this page shows summary data from the clinical record to which the image is linked, and a button to open that clinical record.
  
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Once the details are entered Click the apply button or close button.
  
Fill in the relevant details as necessary.
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===Image Adjustments===
  
Once the details are entered Click the apply button, the details entered will be displayed in the Images list.
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'''The original pixel data is preserved in the database; any visual alterations are not saved'''
  
 
To make adjustments to the image select the adjustments button [[File:Adjustments button.jpg]]
 
To make adjustments to the image select the adjustments button [[File:Adjustments button.jpg]]
  
 
An adjustments section will appear. slide the tab to alter brightness, contrast and colour.  
 
An adjustments section will appear. slide the tab to alter brightness, contrast and colour.  
 
  
 
[[File:Adjustmentssection.jpg]]
 
[[File:Adjustmentssection.jpg]]
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Click the reset button to revert to the original colour and brightness.
 
Click the reset button to revert to the original colour and brightness.
  
To enlarge and navigate the image select the Zoom and Pan button [[File:Zoomandpanbutton.jpg]].
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===Image Navigation===
  
A Navigation box will appear.
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To enlarge and navigate the image select the Zoom and Pan button [[File:Zoomandpanbutton.jpg]] and use the left/right mouse buttons to zoom in/out.  You can use the scroll wheel of the mouse to zoom in and out at any time.
  
 
[[File:NavigatorScreen.jpg|500px]]
 
[[File:NavigatorScreen.jpg|500px]]
  
The navigation box will display the full image with the enlarged portion highlighted.
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The navigation box will display the full image with the enlarged portion (viewport) highlighted. Use the mouse to click and drag to move the image around.  Alternatively drag the selection rectangle from the Navigation box to the required part of the image.
  
The focus buttons [[File:Highlight buttons.jpg|50px]] allow the user to highlight parts of the image and check the exposure using the Histogram and RGB Histogram under the ''Veiw'' option on the menu bar.
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Zoom Image to Actual Size will enlarge the image to full size for the best level of detail, and Fit Image to Window button will display the whole image in the viewport. [[File:Full size&window size.jpg|50px]] .
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===Histograms===
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The region selection buttons [[File:Highlight buttons.jpg|50px]] allow the user to highlight parts of the image and check the exposure using the Histogram and RGB Histogram under the ''View'' option on the menu bar.
  
 
[[File:Histogram.jpg|500px]]
 
[[File:Histogram.jpg|500px]]
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===Calibration and Measurement===
  
 
The calibration button [[File:Calibration button.jpg|30px]] allows the user to measure and record an area size.
 
The calibration button [[File:Calibration button.jpg|30px]] allows the user to measure and record an area size.
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Once the selected area has been measured, a calibration box will be displayed, enter the value and units using the drop down box. Once the units have been entered all measurements will be displayed in the selected measurement unit.
 
Once the selected area has been measured, a calibration box will be displayed, enter the value and units using the drop down box. Once the units have been entered all measurements will be displayed in the selected measurement unit.
 
Zoom Image to Actual Size and Fit Image to Window Buttons [[File:Full size&window size.jpg|50px]] Zoom Image will enlarge the image to full size for great detail. The fit Image to Window button will display the whole image in the center of the screen.
 
  
 
The Grid Button [[File:Grid button.jpg|30px]] lays a grid over the image, the size of the grid displayed will relate to the image calibration in the ''Image Data Calibration'' section of ''Image Data''  [[File:DataButton.jpg|50px]]
 
The Grid Button [[File:Grid button.jpg|30px]] lays a grid over the image, the size of the grid displayed will relate to the image calibration in the ''Image Data Calibration'' section of ''Image Data''  [[File:DataButton.jpg|50px]]

Revision as of 18:51, 17 April 2018

To view an image full size, open an image record from either the Thumbnails or the Image List in the Patient Folder or from within a clinical record.

Image Data

To enter details of the image select the Data button DataButton.jpg and a properties window will open on the left.

Large Image View.jpg

- Record p1: these fields hold descriptive information about the image and data that allows you to set values that can be searched upon later, such as Audit and Research flags and an Image Quality value. - Record p2: these fields consist of meta data taken from the image & placed into the database when uploaded. Some images do not have meta data (such as those captured directly from a video feed). In either case you may edit this data, as the original meta data is stored in the image. - Raw Image Tags: these fields cannot be edited, and are the meta data taken directly from the image file stored on the server. - Linked Record: this page shows summary data from the clinical record to which the image is linked, and a button to open that clinical record.

Once the details are entered Click the apply button or close button.

Image Adjustments

The original pixel data is preserved in the database; any visual alterations are not saved

To make adjustments to the image select the adjustments button Adjustments button.jpg

An adjustments section will appear. slide the tab to alter brightness, contrast and colour.

Adjustmentssection.jpg

Click the reset button to revert to the original colour and brightness.

Image Navigation

To enlarge and navigate the image select the Zoom and Pan button Zoomandpanbutton.jpg and use the left/right mouse buttons to zoom in/out. You can use the scroll wheel of the mouse to zoom in and out at any time.

NavigatorScreen.jpg

The navigation box will display the full image with the enlarged portion (viewport) highlighted. Use the mouse to click and drag to move the image around. Alternatively drag the selection rectangle from the Navigation box to the required part of the image.

Zoom Image to Actual Size will enlarge the image to full size for the best level of detail, and Fit Image to Window button will display the whole image in the viewport. Full size&window size.jpg .

Histograms

The region selection buttons Highlight buttons.jpg allow the user to highlight parts of the image and check the exposure using the Histogram and RGB Histogram under the View option on the menu bar.

Histogram.jpg


Calibration and Measurement

The calibration button Calibration button.jpg allows the user to measure and record an area size.

Calibrationbox.jpg

Once the selected area has been measured, a calibration box will be displayed, enter the value and units using the drop down box. Once the units have been entered all measurements will be displayed in the selected measurement unit.

The Grid Button Grid button.jpg lays a grid over the image, the size of the grid displayed will relate to the image calibration in the Image Data Calibration section of Image Data DataButton.jpg