mirror of https://github.com/sipwise/rtpengine.git
Closes #2189
Change-Id: Ia0c25e481b570e186d31f11ca5f27dd9659c2bf0
(cherry picked from commit eaa388824d)
mr13.5
Dragos Vingarzan
1 month ago
committed by
Richard Fuchs
parent
6051e738aa
commit
0c034cdab9
@ -0,0 +1,87 @@
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#!/usr/bin/perl
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use strict;
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use warnings;
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use NGCP::Rtpengine::Test;
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use NGCP::Rtpclient::SRTP;
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use NGCP::Rtpengine::AutoTest;
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use Test::More;
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# Run without extended codec dependencies: G.711 also supports DTX buffering.
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autotest_start(qw(--config-file=none -t -1 -i 203.0.113.1
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-n 2223 -f -L 7 -E --silence-detect=1 --dtx-delay=50)) or die;
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my ($sock_a, $sock_b) = new_call([qw(198.51.100.10 5000)], [qw(198.51.100.10 5002)]);
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my $name = 'DTMF suppression before first DTX audio packet';
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my ($port_a) = offer($name, { codec => { transcode => ['PCMA'] } }, <<SDP);
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v=0
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o=- 1545997027 1 IN IP4 198.51.100.10
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s=tester
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t=0 0
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m=audio 5000 RTP/AVP 0 101
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c=IN IP4 198.51.100.10
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a=rtpmap:101 telephone-event/8000
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a=sendrecv
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----------------------------------
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v=0
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o=- 1545997027 1 IN IP4 198.51.100.10
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s=tester
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t=0 0
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m=audio PORT RTP/AVP 0 8 101
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c=IN IP4 203.0.113.1
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a=rtpmap:0 PCMU/8000
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a=rtpmap:8 PCMA/8000
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a=rtpmap:101 telephone-event/8000
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a=sendrecv
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a=rtcp:PORT
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SDP
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my ($port_b) = answer($name, {}, <<SDP);
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v=0
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o=- 1545997027 1 IN IP4 198.51.100.10
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s=tester
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t=0 0
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m=audio 5002 RTP/AVP 8 101
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c=IN IP4 198.51.100.10
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a=rtpmap:101 telephone-event/8000
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a=sendrecv
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----------------------------------
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v=0
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o=- 1545997027 1 IN IP4 198.51.100.10
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s=tester
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t=0 0
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m=audio PORT RTP/AVP 0 101
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c=IN IP4 203.0.113.1
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a=rtpmap:0 PCMU/8000
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a=rtpmap:101 telephone-event/8000
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a=sendrecv
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a=rtcp:PORT
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SDP
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# Learn the primary payload type while media is blocked, as in a listening room.
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rtpe_req('block media', $name, { 'from-tag' => ft(), flags => ['directional'] });
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snd($sock_a, $port_b, rtp(0, 1999, 3840, 0x5678, "\x40" x 160));
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rcv_no($sock_b);
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rtpe_req('unblock media', $name, { 'from-tag' => ft(), flags => ['directional'] });
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# Block the event itself so it cannot initialize the output RTP sequence.
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rtpe_req('block DTMF', $name, { 'from-tag' => ft() });
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snd($sock_a, $port_b, rtp(101 | 0x80, 2000, 4000, 0x5678, "\x0a\x07\x00\xa0"));
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# The first audio packets overlap the active event and become null discard entries.
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snd($sock_a, $port_b, rtp(0, 2001, 4000, 0x5678, "\x40" x 160));
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snd($sock_a, $port_b, rtp(0, 2002, 4160, 0x5678, "\x40" x 160));
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rcv_no($sock_b);
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rtpe_req('query', $name, { 'from-tag' => ft() });
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# End the event, then verify that the first real audio packet supplies the sequence
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# and subsequent packets continue normally rather than starting from zero.
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snd($sock_a, $port_b, rtp(101, 2003, 4000, 0x5678, "\x0a\x87\x01\x40"));
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snd($sock_a, $port_b, rtp(0, 2004, 4320, 0x5678, "\x40" x 160));
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snd($sock_a, $port_b, rtp(0, 2005, 4480, 0x5678, "\x40" x 160));
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# The output timestamp origin includes the suppressed interval.
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my ($ssrc) = rcv($sock_b, $port_a, rtpm(8, 2004, 4000, -1, "\x68" x 160));
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rcv($sock_b, $port_a, rtpm(8, 2005, 4160, $ssrc, "\x68" x 160));
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rtpe_req('delete', $name, { 'from-tag' => ft() });
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done_testing();
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