[asterisk-users] asterisk app_fax, T.30, weird received faxes

Steve Underwood steveu at coppice.org
Mon Jul 26 10:26:24 CDT 2010


  On 07/26/2010 10:55 PM, Tzafrir Cohen wrote:
> On Mon, Jul 26, 2010 at 09:54:24PM +0800, Steve Underwood wrote:
>>    On 07/26/2010 11:57 AM, Alexander Aksarin wrote:
>>> On 20:59 Fri 23 Jul     , Steve Underwood wrote:
>>>> That's just how your images look for me, so I guess your problem is
>>>> described here http://www.soft-switch.org/spandsp_faq/ar01s09.html
>>>>
>>>> Steve
>>> Big thanks for your help, Steve. I tried feh, gqview, gimp and "pages
>>> look an odd shape". Can you say what image viewer you use for tiff?
>> I suppose I should make a list of known good packages, and put it on
>> that FAQ page.
>>
>> GIMP is useless for FAX. Not only does it get the shape of the images
>> wrong, it can only display the first page of a FAX. I am not familiar
>> with gqview or feh.
>>
>> The package I usually use to display FAXes on Linux/BSD machines is
>> okular. That seems to behave very well, unless you have a really old
>> version.
> convert and the rest of imagemagick should handle multi-page tiff (e.g.
> convert it to PDF).
The main value in converting FAX TIFFs to PDFs (which basically just 
encapsulates the TIFF file in a PDF wrapper) is that PDF readers 
generally get the images right. If the average image viewer was not so 
broken, converting FAXes to PDFs would be less popular.

Steve




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