Hi Keith,

Thank you very much for the advise, it is working like a charm.

Alexis


On 8/27/2011 5:14 PM, Keith O wrote:
>
> Hi Alexis,
> ----------------------------------------
>> Date: Sat, 27 Aug 2011 14:24:11 +0200
>> From: li...@bergue.net
>> To: itext-questions@lists.sourceforge.net
>> Subject: [iText-questions] Extracted images are upside-down
>>
>> Hi all,
>>
>> I am currently evaluating iTextSharp 5.1.1.
>
> The latest version is 5.1.2
>> I try to extract images from PDF built by a scanner with an IRenderListener 
>> as explained in this iText book. The scanner is always the same. It usually 
>> works fine but extracted images are sometimes upside-down although the 
>> source PDF is viewed correctly with all my PDF tools. Do i have missed a 
>> parameter or is it a bug ? Is it another way to do the same job ?
>>
>> Here is a PDF source sample, which fails with iTextSharp:
>> http://www.numelex.be/alexis/upsidedown.pdf
>>
>
> No bug - in your example PDF the **page** itself is rotated 180 degrees and 
> the image is extracted as-is. (upside-down) So to correct the problem you're 
> seeing, call:
> reader.GetPageRotation(XX)
> for each page in your PDF and then set the image rotation accordingly.
> keith                                         
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