Image Viewer Overview¶

Anatomy of an Image Viewer¶

Primary Features:

Name	Description
Project Drop Down List	Projects that you own or have been shared will appear in the list. Select one to view.
Session Drop Down List	Sessions that belong to the currently selected Project will appear in the list. Select one to view.
Image List	The images belonging to the currently selected Session will appear in the Image List. The selected image will appear in the Image View. The total number of images is displayed at the top of the list.
Image View	The selected image will be displayed in the Image View. The Image View may be configured using the Image Tools controls located directly above the Image View.
Image Tools	Includes many basic image manipulation features such as filtering and Fourier Transform. Read the Image Tools manual page for more information.

Image Viewer Screen:

 

Chose the right viewer for the job¶

Image Viewer applications available in Appion and Leginon web tools:

Viewer Name	Viewer Features
Image Viewer	provides a single image pane
2 Way Viewer	provides 2 image panes for viewing the same mrc file in different ways side by side
3 Way Viewer	provides 3 image panes for viewing the same mrc file in different ways
Dual Viewer	provides 2 image panes for viewing separate mrc images side by side

 

Features available with all viewers¶

From the header buttons¶

1. View an aggregate summary of all the images in a session
2. Launch the Appion Image processing application
3. Launch a tool to create jpegs of all or many of the images in a session

From the Image Tools panel¶

1. View the mrc images associated with Projects and Sessions
2. Adjust image properties
3. Mark images as hidden or exemplar
4. View a sideshow of the images in a session
5. Download individual images in mrc, tiff or jpeg format
6. View a detailed image report including mrc header information and calibrations
7. View the Fourier Transform of the image
8. View ACE graphs
9. View Particle Picks
10. View Leginon MSI focus and acquisition targets
11. Overlay a scale ruler

Features of the Image Tools Panel:

Dequeue Tool: ¶

Used to remove queued targets on the image shown in the viewer and queued targets chosen on its direct descendant images. Clicking on it gives the number of active queued targets and the user can choose to remove them from the active list.

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Image Tools >

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