You can use this code to capture the URL of the object in the file attachment field::
Below is a URL field. Call it [Company Logo URL]
URLRoot() & "up/" & Dbid() & "/a/r" & [Record ID#] & "/e6/v0/" & [Image]
[image] is the file attachment field.
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Then....
Create a formula text field. Call it [Company Logo]
"<img src='" &[Company Logo URL]& "' width='148px' alt='"&[text field with text]&"' title='"&[text field with text]&"'>"
Put [Company Logo] in your report.