The quick scan application does not rotate the scanned image. The rotation is done by scanner engine.
When a user put the original paper on ADF, the user configure that the user set the original paper set "readable" or "unreadable". Please attached the pictures of quick scan configuration screen.
And it is able to configure the readable or unreadable by scanner API parameter.
99. JSON Data Structure for Scanner Conditions (/doc/en/webapi/320-99-0100.htm?null)
Key name "originalOrientation"
Value "readable" or "unreadable"
The partner application can obtain the rotated scanned image by specifying the parameter if the partner application has UI for the configuration as same as Quick scan.
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