[Affected versions]: Firefox 57.0a1 (2017-08-02) Firefox 56.0a1 (2017-08-01) Firefox 55.0 (20170731093535) Firefox 54.0.1(20170628075643) [Affected platforms]: Windows 10 64-bit Mac OS X 10.12.3 [Steps to reproduce]: 1.Launch Firefox with a clean profile. 2.Install the following webextension: https://addons.mozilla.org/en-US/firefox/addon/screenshot-capture-annotate/ 3.Navigate to a new webpage (e.g. https://www.amazon.com/) 4.Click on the webextension icon from toolbar. 5.Select “Capture selected area” 6.Select an area and click “Capture” button. 7.Compare the selected area and the captured one. [Expected Results]: The captured area coincides with the one selected by the user. [Actual Results]: - Captured area differs from the one selected by the user. - See attached screencast. [Additional Notes]: This issue was reproduced using a MacBook Pro (Retina 13-inch) and Dell Xps 12 (12.5-inch)
Could you attach the screencast please?
(In reply to Andy McKay [:andym] from comment #1) > Could you attach the screencast please? Ohhh, sorry for that :) Here is the screencast: https://www.dropbox.com/s/1ockk02pnl76bp5/awesomescreenshot.mov?dl=0
Guessing Kris that you know more about this than anyone, seems like something we should fix?