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res/res_format_attr_silk: Expose format attributes to other modules

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This patch adds the .get callback to the format attribute module, such
that the Asterisk core or other third party modules can query for the
negotiated format attributes.

Change-Id: Ia24f55cf9b661d651ce89b4f4b023d921380f19c
This commit is contained in:
Matt Jordan
2015-08-09 18:42:00 -05:00
parent e188192ad1
commit a87e2dd254
1 changed files with 24 additions and 0 deletions
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24
res/res_format_attr_silk.c
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@@ -200,12 +200,36 @@ static struct ast_format *silk_set(const struct ast_format *format, const char *
return cloned;
}
static const void *silk_get(const struct ast_format *format, const char *name)
{
struct silk_attr *attr = ast_format_get_attribute_data(format);
unsigned int *val;
if (!strcasecmp(name, "sample_rate")) {
val = &attr->samplerate;
} else if (!strcasecmp(name, "max_bitrate")) {
val = &attr->maxbitrate;
} else if (!strcasecmp(name, "dtx")) {
val = &attr->dtx;
} else if (!strcasecmp(name, "fec")) {
val = &attr->fec;
} else if (!strcasecmp(name, "packetloss_percentage")) {
val = &attr->packetloss_percentage;
} else {
ast_log(LOG_WARNING, "unknown attribute type %s\n", name);
return NULL;
}
return val;
}
static struct ast_format_interface silk_interface = {
.format_destroy = silk_destroy,
.format_clone = silk_clone,
.format_cmp = silk_cmp,
.format_get_joint = silk_getjoint,
.format_attribute_set = silk_set,
.format_attribute_get = silk_get,
.format_parse_sdp_fmtp = silk_parse_sdp_fmtp,
.format_generate_sdp_fmtp = silk_generate_sdp_fmtp,
};