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[mod_amrwb] add cfg setting mode-set-overwrite (it will answer with just one mode-set value) - fixes audio quality issues in mod_conference with some UEs.

This commit is contained in:
Dragos Oancea 2021-05-07 14:17:15 +00:00
parent fc054360b7
commit 2915d3aba8
3 changed files with 9 additions and 1 deletions
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2
conf/testing/autoload_configs/amrwb.conf.xml
View File

@ -18,5 +18,7 @@
<param name="adjust-bitrate" value="0"/>
<!-- force OA when originating -->
<param name="force-oa" value="0"/>
<!-- don't mirror mode-set in SDP answer, but use our own (default-bitrate). -->
<param name="mode-set-overwrite" value="0"/>
</settings>
</configuration>

2
conf/vanilla/autoload_configs/amrwb.conf.xml
View File

@ -18,5 +18,7 @@
<param name="adjust-bitrate" value="0"/>
<!-- force OA when originating -->
<param name="force-oa" value="0"/>
<!-- don't mirror mode-set in SDP answer, but use our own (default-bitrate). -->
<param name="mode-set-overwrite" value="0"/>
</settings>
</configuration>

6
src/mod/codecs/mod_amrwb/mod_amrwb.c
View File

@ -88,6 +88,7 @@ static struct {
switch_byte_t volte;
switch_byte_t adjust_bitrate;
switch_byte_t force_oa; /*force OA when originating*/
switch_byte_t mode_set_overwrite;
int debug;
} globals;
@ -273,7 +274,7 @@ static switch_status_t switch_amrwb_init(switch_codec_t *codec, switch_codec_fla
}
}
if (context->enc_modes) {
if (context->enc_modes && !globals.mode_set_overwrite) {
/* choose the highest mode (bitrate) for high audio quality. */
for (i = SWITCH_AMRWB_MODES-2; i > -1; i--) {
if (context->enc_modes & (1 << i)) {
@ -572,6 +573,9 @@ SWITCH_MODULE_LOAD_FUNCTION(mod_amrwb_load)
if (!strcasecmp(var, "force-oa")) {
globals.force_oa = (switch_byte_t) atoi(val);
}
if (!strcasecmp(var, "mode-set-overwrite")) {
globals.mode_set_overwrite = (switch_byte_t) atoi(val);
}
}
}
}