[Asterisk-Users] Asterisk - Spandsp: fax header
    Jean-Yves Avenard 
    jean-yves.avenard at hydrix.com
       
    Wed May 18 09:48:30 MST 2005
    
    
  
Hi
On 19/05/2005, at 1:41 AM, Steve Underwood wrote:
> So you get the calling machine's number shown twice at the top of  
> each page? Once in this extra header, and once in the normal header  
> sent as part of the image? Weird. FAX machines don't normally do  
> that. Does this extra header overlay a part of the page, or does it  
> make the page one line longer?
>
It is printed in very faint characters very close to the top edge of  
a page.
> Spandsp puts the calling machine's number in one of the tag fields  
> in the TIFF headers. It puts several things in those tags - the  
> name of the software which generated the file (spandsp), the  
> hostname of the receiving computer, the far machine's ident, the  
> far machine's maker and model (if they can be identified). Programs  
> like tiffdump will show that information. Some image viewers also  
> allow you to see it (don't ask me which ones off hand).
>
I just ran tiffdump on some of the tifff files received, and I can't  
see the Fax ID in those :(
In the fax I sent to myself there is a "ImageDescription (270) ASCII  
(2) 13" which then contain the entry i entered in the fax settings .
Thanks for the hint.
Jean-Yves
---
Jean-Yves Avenard
Hydrix Pty Ltd - Embedding the net
www.hydrix.com | fax +61 3 95722686 | office +61 3 8573 5299 | direct  
+61 3 8573 5200
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