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freetdm: added mixaudio parameter to ftmod_pritap per Orecx request

This commit is contained in:
Moises Silva 2011-06-28 11:28:58 -04:00
parent f12ab59e88
commit cce0289874
2 changed files with 43 additions and 0 deletions
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32
libs/freetdm/conf/freetdm.conf.xml
View File

@ -275,5 +275,37 @@ with the signaling protocols that you can run on top of your I/O interfaces.
-->
</span>
</r2_spans>
<!--
PRI passive tapping spans. Requires patched version from libpri at http://svn.digium.com/svn/libpri/team/moy/tap-1.4
You must also configure FreeTDM with "-with-pritap" (see ./configure help for details)
-->
<pritap_spans>
<span name="tapped1">
<!-- The peer span name used to tap the link -->
<param name="peerspan" value="tapped2"/>
<!--
Whether to mix the audio from the peerspan with the audio from this span
This is most likely what you want (and therefore the default) so you can hear
the full conversation being tapped instead of just one side
-->
<!-- <param name="mixaudio" value="yes"/> -->
<!-- switch parameters (required), where to send calls to -->
<param name="dialplan" value="XML"/>
<param name="context" value="default"/>
</span>
<span name="tapped2">
<!-- This span is linked to "tapped1" through its peerspan parameter -->
<param name="peerspan" value="tapped1"/>
<!-- <param name="mixaudio" value="yes"/> -->
<!-- switch parameters (required), where to send calls to -->
<param name="dialplan" value="XML"/>
<param name="context" value="default"/>
</span>
</pritap_spans>
</configuration>

11
libs/freetdm/src/ftmod/ftmod_pritap/ftmod_pritap.c
View File

@ -57,6 +57,7 @@ typedef struct pritap {
int32_t flags;
struct pri *pri;
int debug;
uint8_t mixaudio;
ftdm_channel_t *dchan;
ftdm_span_t *span;
ftdm_span_t *peerspan;
@ -752,6 +753,7 @@ static ftdm_status_t ftdm_pritap_sig_read(ftdm_channel_t *ftdmchan, void *data,
ftdm_status_t status;
fio_codec_t codec_func;
ftdm_channel_t *peerchan = ftdmchan->call_data;
pritap_t *pritap = ftdmchan->span->signal_data;
int16_t chanbuf[size];
int16_t peerbuf[size];
int16_t mixedbuf[size];
@ -762,6 +764,11 @@ static ftdm_status_t ftdm_pritap_sig_read(ftdm_channel_t *ftdmchan, void *data,
return FTDM_SUCCESS;
}
if (!pritap->mixaudio) {
/* No mixing requested */
return FTDM_SUCCESS;
}
if (ftdmchan->native_codec != peerchan->native_codec) {
ftdm_log_chan(ftdmchan, FTDM_LOG_CRIT, "Invalid peer channel with format %d, ours = %d\n",
peerchan->native_codec, ftdmchan->native_codec);
@ -829,6 +836,7 @@ static FIO_CONFIGURE_SPAN_SIGNALING_FUNCTION(ftdm_pritap_configure_span)
uint32_t i;
const char *var, *val;
const char *debug = NULL;
uint8_t mixaudio = 1;
ftdm_channel_t *dchan = NULL;
pritap_t *pritap = NULL;
ftdm_span_t *peerspan = NULL;
@ -857,6 +865,8 @@ static FIO_CONFIGURE_SPAN_SIGNALING_FUNCTION(ftdm_pritap_configure_span)
if (!strcasecmp(var, "debug")) {
debug = val;
} else if (!strcasecmp(var, "mixaudio")) {
mixaudio = ftdm_true(val);
} else if (!strcasecmp(var, "peerspan")) {
if (ftdm_span_find_by_name(val, &peerspan) != FTDM_SUCCESS) {
ftdm_log(FTDM_LOG_ERROR, "Invalid tapping peer span %s\n", val);
@ -880,6 +890,7 @@ static FIO_CONFIGURE_SPAN_SIGNALING_FUNCTION(ftdm_pritap_configure_span)
pritap->debug = parse_debug(debug);
pritap->dchan = dchan;
pritap->peerspan = peerspan;
pritap->mixaudio = mixaudio;
span->start = ftdm_pritap_start;
span->stop = ftdm_pritap_stop;