How To: Clip a MrSID file in ArcMap


The instructions provided describe how to clip a MrSID (.sid) file in ArcMap.


Use one of the following solutions to clip a .sid file in ArcMap.

Option A: Use Image Analysis to clip the .sid file to the desired extent. This process creates a new layer with the same format:

1. Start ArcMap.

2. Open the .sid file.

3. Zoom in to the desired extent.

4. Click the Windows tab, and select Image Analysis.
5. Check the desired .sid file, and select the file.

6. Under Processing, click Clip.

Option B: Export the raster to the desired file type, clipped to the desired extent:

1. Follow steps 1, 2, and 3 in Option A.

2. In the Table Of Contents, right-click the raster name.

3. Point the cursor to Data, and select Export Data.
4. Under Extent, click the Data Frame (Current) button.

5. From the Format drop-down list, select the desired export format.
6. Click Save.

7. If the Output Raster window explaining to add NoData pixels displays, click No.
8. Click Yes to add the exported layer to the map as a layer.

Option C: Draw a graphic, and use the graphic as the clip boundary and export the raster to the desired file type:

1. Follow steps 1 and 2 from Option A.

2. Click the Customize tab, point the cursor to Toolbars, and check Draw to turn on the Draw toolbar.
3. From the toolbar, select the desired shape to draw as a boundary.
4. Draw the graphic at the desired part of the raster to be clipped.

Under Extent, the Selected Graphics (Clipping) option is selected by default if the graphic is still selected.

5. Follow steps 3 through 8 in Option B.

6. Delete the graphic to expose the clipped image.

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