ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload
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Last change
on this file since d85c194 was
d85c194,
checked in by Piotr Rozyczko <piotr.rozyczko@…>, 8 years ago
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Remaining modules refactored
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Property mode set to
100644
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File size:
1.6 KB
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| [920928f] | 1 | .. image_viewer_help.rst |
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| [379b87a] | 2 | |
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| [78f02c3] | 3 | .. This is a port of the original SasView html help file to ReSTructured text |
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| 4 | .. by S King, ISIS, during SasView CodeCamp-III in Feb 2015. |
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| 5 | |
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| [379b87a] | 6 | Image Viewer Tool |
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| 7 | ================= |
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| 8 | |
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| [78f02c3] | 9 | Description |
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| 10 | ----------- |
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| 11 | |
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| 12 | This tool loads image files and displays them as 2D (x-y coordinate against |
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| 13 | counts per pixel). The plot can then can be saved, printed, and copied. The |
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| 14 | plot can also be resized by dragging the corner of the panel. |
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| 15 | |
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| [1e01486] | 16 | The supported input image formats are: |
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| 17 | |
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| 18 | * BMP (bitmap format) |
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| 19 | * GIF (graphical interchange format) |
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| 20 | * JPG (joint photographic experts group format) |
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| 21 | * PNG (portable network graphics format) |
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| 22 | * TIF (tagged image format) |
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| [78f02c3] | 23 | |
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| 24 | .. ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ |
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| 25 | |
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| [a9dc4eb] | 26 | Using the tool |
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| 27 | -------------- |
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| [78f02c3] | 28 | |
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| [1e01486] | 29 | 1) Select *Image Viewer* from the *Tool* menu on the SasView toolbar. |
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| [78f02c3] | 30 | |
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| [80c84b5] | 31 | 2) Select a file and then click *Open*. If the loading is successful the image |
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| 32 | will be displayed. |
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| [78f02c3] | 33 | |
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| 34 | .. image:: load_image.bmp |
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| 35 | |
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| [1e01486] | 36 | 3) To save, print, or copy the image, or to apply a grid overlay, right-click |
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| 37 | anywhere in the plot. |
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| [78f02c3] | 38 | |
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| 39 | .. image:: pic_plot.bmp |
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| 40 | |
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| [1e01486] | 41 | 4. If the image is taken from a 2D detector, SasView can attempt to convert |
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| 42 | the colour/grey scale into pseudo-intensity 2D data using |
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| [78f02c3] | 43 | |
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| [1e01486] | 44 | z = (0.299 x R) + (0.587 x G) + (0.114 x B) |
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| [78f02c3] | 45 | |
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| [1e01486] | 46 | unless the image is formatted as 8-bit grey-scale TIF. |
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| [78f02c3] | 47 | |
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| [1e01486] | 48 | 5. In the *Convert to Data* dialog, set the parameters relevant to the data and |
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| 49 | then click the OK. |
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| [78f02c3] | 50 | |
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| 51 | .. image:: pic_convert.bmp |
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| [1e01486] | 52 | |
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| 53 | .. ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ |
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| 54 | |
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| [a9dc4eb] | 55 | .. note:: This help document was last changed by Steve King, 01May2015 |
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