Osmo-CC: Add telephone-event selection to helper
This commit is contained in:
parent
91979b7ad4
commit
e470138657
|
@ -56,10 +56,10 @@ const char *osmo_cc_helper_audio_accept(void *priv, struct osmo_cc_helper_audio_
|
|||
{
|
||||
char offer_sdp[65536];
|
||||
const char *accept_sdp;
|
||||
osmo_cc_session_media_t *media, *selected_media = NULL;
|
||||
osmo_cc_session_codec_t *codec, *selected_codec = NULL;
|
||||
osmo_cc_session_media_t *media, *selected_media;
|
||||
osmo_cc_session_codec_t *codec, *selected_codec, *telephone_event;
|
||||
int rc;
|
||||
int i, selected_i;
|
||||
int i, selected_codec_i, telephone_event_i;
|
||||
|
||||
if (*session_p) {
|
||||
PDEBUG(DCC, DEBUG_ERROR, "Session already set, please fix!\n");
|
||||
|
@ -83,33 +83,53 @@ const char *osmo_cc_helper_audio_accept(void *priv, struct osmo_cc_helper_audio_
|
|||
return NULL;
|
||||
}
|
||||
|
||||
selected_i = -1;
|
||||
selected_media = NULL;
|
||||
osmo_cc_session_for_each_media((*session_p)->media_list, media) {
|
||||
/* only audio */
|
||||
if (media->description.type != osmo_cc_session_media_type_audio)
|
||||
continue;
|
||||
selected_codec_i = -1;
|
||||
selected_codec = NULL;
|
||||
telephone_event_i = -1;
|
||||
telephone_event = NULL;
|
||||
osmo_cc_session_for_each_codec(media->codec_list, codec) {
|
||||
for (i = 0; codecs[i].payload_name; i++) {
|
||||
if (osmo_cc_session_if_codec(codec, codecs[i].payload_name, codecs[i].payload_rate, codecs[i].payload_channels)) {
|
||||
/* select the first matchting codec or the one we prefer */
|
||||
if (selected_i < 0 || i < selected_i) {
|
||||
selected_codec = codec;
|
||||
selected_media = media;
|
||||
selected_i = i;
|
||||
if (!!strcasecmp(codec->payload_name, "telephone-event")) {
|
||||
for (i = 0; codecs[i].payload_name; i++) {
|
||||
if (osmo_cc_session_if_codec(codec, codecs[i].payload_name, codecs[i].payload_rate, codecs[i].payload_channels)) {
|
||||
/* select the first matchting codec or the one we prefer */
|
||||
if (selected_codec_i < 0 || i < selected_codec_i) {
|
||||
selected_codec = codec;
|
||||
selected_codec_i = i;
|
||||
selected_media = media;
|
||||
}
|
||||
/* if we don't force our preferred codec, use the preferred one from the remote */
|
||||
if (!force_our_codec)
|
||||
break;
|
||||
}
|
||||
/* if we don't force our preferred codec, use the preferred one from the remote */
|
||||
if (!force_our_codec)
|
||||
break;
|
||||
}
|
||||
} else {
|
||||
/* special case: add telephone-event, if supported */
|
||||
for (i = 0; codecs[i].payload_name; i++) {
|
||||
if (!!strcasecmp(codecs[i].payload_name, "telephone-event"))
|
||||
continue;
|
||||
telephone_event = codec;
|
||||
telephone_event_i = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
/* codec is selected within this media, we are done */
|
||||
if (selected_codec)
|
||||
break;
|
||||
}
|
||||
if (!selected_codec) {
|
||||
PDEBUG(DCC, DEBUG_ERROR, "No codec found in setup message that we support.\n");
|
||||
osmo_cc_free_session(*session_p);
|
||||
return NULL;
|
||||
}
|
||||
osmo_cc_session_accept_codec(selected_codec, codecs[selected_i].encoder, codecs[selected_i].decoder);
|
||||
osmo_cc_session_accept_codec(selected_codec, codecs[selected_codec_i].encoder, codecs[selected_codec_i].decoder);
|
||||
if (telephone_event)
|
||||
osmo_cc_session_accept_codec(telephone_event, codecs[telephone_event_i].encoder, codecs[telephone_event_i].decoder);
|
||||
osmo_cc_session_accept_media(selected_media, 0, 0, NULL, 1, 1, receiver);
|
||||
osmo_cc_rtp_open(selected_media);
|
||||
osmo_cc_rtp_connect(selected_media);
|
||||
|
|
Loading…
Reference in New Issue