[Asterisk-Users] RxFax : Change FAX Resolution

[Steve Underwood]

Dushyanth Harinath wrote:

>Hello all,
>
>Can this be done ?
>
>Would setting the variable FAXRESOLUTION to a appropriate value affect
>this change ?
>
>  
>
>>http://www.asteriskguru.com/tutorials/rxfax.html
>>    
>>
>
>Variables connected with the application
>
>LOCALSTATIONID - used by to application to identify itself to the remote end
>LOCALHEADERINFO - used to generate a header line on each page
>REMOTESTATIONID - set by the application, the sender CSID
>FAXPAGES - set the number of pages received
>FAXBITRATE - set the transmission rate
>FAXRESOLUTION - set the resolution
>
>What is the format of setting FAX resolutions ? Currently when i receive
>fax's i get the below in the logs.
>
>[Jan  4 18:28:20] DEBUG[8206]:
>==============================================================================
>[Jan  4 18:28:20] DEBUG[8206]: Fax successfully received.
>[Jan  4 18:28:20] DEBUG[8206]: Remote station id:
>[Jan  4 18:28:20] DEBUG[8206]: Local station id:
>[Jan  4 18:28:20] DEBUG[8206]: Pages transferred: 1
>[Jan  4 18:28:20] DEBUG[8206]: Image resolution:  7700 x 3850
>[Jan  4 18:28:20] DEBUG[8206]: Transfer Rate:     9600
>[Jan  4 18:28:20] DEBUG[8206]:
>==============================================================================
>
>I tried changing the image resolution by doing below in my dial plan but
> still i get the same resolution as above.
>
>[macro-faxreceive]
>exten => s,1,SetVar(FAXFILE=/var/spool/asterisk/fax/${UNIQUEID})
>exten => s,2,DBGet(EXTEMAIL=${MACRO_EXTEN}/Email)
>exten => s,3,NoOP()
>exten => s,4,DBGet(EXTNAME=${MACRO_EXTEN}/Name)
>exten => s,5,NoOP()
>exten => s,6,DBGet(EXTCOMPANY=${MACRO_EXTEN}/Company)
>exten => s,7,SetVar(FAXRESOLUTION=6000 x 3000)
>exten => s,8,rxfax(${FAXFILE}.tif|debug)
>exten => s,103,SetVar(EXTEMAIL=faxbox at directi.com)
>exten => s,104,Goto(7)
>exten => s,105,SetVar(EXTNAME=Unknown)
>exten => s,106,Goto(7)
>exten => s,107,SetVar(EXTCOMPANY=Unknown)
>exten => s,108,Goto(7)
>
>Any ideas ?
>
>TIA
>dushyanth
>  
>
FAX resolutions are set by the sender, not the receiver. The receiver 
can reject modes and resolutions it does not support - super fine, grey 
scale, colour etc - but it can't force the sender to use a higher 
resolution.

Steve