[asterisk-bugs] [Asterisk 0014029]: [patch] Asterisk is using wrong clock frequency in text T140
Asterisk Bug Tracker
noreply at bugs.digium.com
Mon Dec 8 10:12:49 CST 2008
The following issue has been UPDATED.
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http://bugs.digium.com/view.php?id=14029
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Reported By: epicac
Assigned To:
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Project: Asterisk
Issue ID: 14029
Category: Core/RTP
Reproducibility: always
Severity: minor
Priority: normal
Status: feedback
Asterisk Version: SVN
SVN Branch (only for SVN checkouts, not tarball releases): trunk
SVN Revision (number only!):
Disclaimer on File?: N/A
Request Review:
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Date Submitted: 2008-12-08 07:04 CST
Last Modified: 2008-12-08 10:12 CST
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Summary: [patch] Asterisk is using wrong clock frequency in
text T140
Description:
Timestamp in text T140 (RFC 4103) is wrong. Asterisk transmits it with a
clock that runs 90000 ticks per second. In the SDP Asterisk declares that
it uses 1000 ticks per second.
The problem originates from function ast_rtp_raw_write in rtp.c. The clock
frequency for text is set to 90000 instead of 1000.
Probably this lines need to be changed and predictioncode for text needs
to be removed:
"rtp->lastts = rtp->lastts + ms * 90;"
Edit: (inline patch removed by blitzrage)
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Issue History
Date Modified Username Field Change
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2008-12-08 10:12 epicac Summary Asterisk is using wrong
clock frequency in text T140 => [patch] Asterisk is using wrong clock frequency
in text T140
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