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extmap改用map存放

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This commit is contained in:
xia-chu
2021-05-07 14:08:43 +08:00
parent cd96267dc8
commit c5fff23040
2 changed files with 18 additions and 12 deletions
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26
webrtc/Sdp.cpp
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@@ -535,8 +535,8 @@ string SdpAttrSetup::toString() const {
void SdpAttrExtmap::parse(const string &str) {
char buf[128] = {0};
char direction_buf[32] = {0};
if (sscanf(str.data(), "%" SCNd32 "/%31[^ ] %127s", &index, direction_buf, buf) != 3) {
if (sscanf(str.data(), "%" SCNd32 " %127s", &index, buf) != 2) {
if (sscanf(str.data(), "%" SCNd8 "/%31[^ ] %127s", &id, direction_buf, buf) != 3) {
if (sscanf(str.data(), "%" SCNd8 " %127s", &id, buf) != 2) {
SDP_THROW();
}
direction = RtpDirection::sendrecv;
@@ -549,9 +549,9 @@ void SdpAttrExtmap::parse(const string &str) {
string SdpAttrExtmap::toString() const {
if (value.empty()) {
if(direction == RtpDirection::invalid || direction == RtpDirection::sendrecv){
value = to_string(index) + " " + ext;
value = to_string((int)id) + " " + ext;
} else {
value = to_string(index) + "/" + getRtpDirectionString(direction) + " " + ext;
value = to_string((int)id) + "/" + getRtpDirectionString(direction) + " " + ext;
}
}
return SdpItem::toString();
@@ -806,7 +806,13 @@ void RtcSession::loadFrom(const string &str, bool check) {
}
rtc_media.rtcp_addr = media.getItemClass<SdpAttrRtcp>('a', "rtcp");
rtc_media.direction = media.getDirection();
rtc_media.extmap = media.getAllItem<SdpAttrExtmap>('a', "extmap");
{
rtc_media.extmap.clear();
auto arr = media.getAllItem<SdpAttrExtmap>('a', "extmap");
for (auto &ext : arr) {
rtc_media.extmap.emplace(ext.id, ext);
}
}
rtc_media.rtcp_mux = media.getItem('a', "rtcp-mux").operator bool();
rtc_media.rtcp_rsize = media.getItem('a', "rtcp-rsize").operator bool();
@@ -1055,8 +1061,8 @@ RtcSessionSdp::Ptr RtcSession::toRtcSessionSdp() const{
if (m.ice_lite) {
sdp_media.items.emplace_back(wrapSdpAttr(std::make_shared<SdpCommon>("ice-lite")));
}
for (auto &ext : m.extmap) {
sdp_media.items.emplace_back(wrapSdpAttr(std::make_shared<SdpAttrExtmap>(ext)));
for (auto &pr : m.extmap) {
sdp_media.items.emplace_back(wrapSdpAttr(std::make_shared<SdpAttrExtmap>(pr.second)));
}
if (m.direction != RtpDirection::invalid) {
sdp_media.items.emplace_back(wrapSdpAttr(std::make_shared<DirectionInterfaceImp>(m.direction)));
@@ -1562,9 +1568,9 @@ RETRY:
}
//对方和我方都支持的扩展，那么我们才支持
for (auto &ext : offer_media.extmap) {
if (configure.extmap.find(RtpExt::getExtType(ext.ext)) != configure.extmap.end()) {
answer_media.extmap.emplace_back(ext);
for (auto &pr : offer_media.extmap) {
if (configure.extmap.find(RtpExt::getExtType(pr.second.ext)) != configure.extmap.end()) {
answer_media.extmap.emplace(pr);
}
}