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修复sdp解析的bug

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This commit is contained in:
xiongziliang 2018-11-02 14:55:25 +08:00
parent 6e03e5a845
commit c9950dda99
1 changed files with 14 additions and 8 deletions
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22
src/Extension/Factory.cpp
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@ -82,7 +82,7 @@ Sdp::Ptr Factory::getSdpByTrack(const Track::Ptr &track) {
Track::Ptr Factory::getTrackBySdp(const SdpTrack::Ptr &track) {
if (strcasestr(track->_codec.data(), "mpeg4-generic") != nullptr) {
string aac_cfg_str = FindField(track->_fmtp.c_str(), "config=", "\r\n");
string aac_cfg_str = FindField(track->_fmtp.c_str(), "config=", nullptr);
if (aac_cfg_str.size() != 4) {
aac_cfg_str = FindField(track->_fmtp.c_str(), "config=", ";");
}
@ -106,7 +106,7 @@ Track::Ptr Factory::getTrackBySdp(const SdpTrack::Ptr &track) {
}
if (strcasestr(track->_codec.data(), "h264") != nullptr) {
string sps_pps = FindField(track->_fmtp.c_str(), "sprop-parameter-sets=", "\r\n");
string sps_pps = FindField(track->_fmtp.c_str(), "sprop-parameter-sets=", nullptr);
if(sps_pps.empty()){
return std::make_shared<H264Track>();
}
@ -124,13 +124,19 @@ Track::Ptr Factory::getTrackBySdp(const SdpTrack::Ptr &track) {
if (strcasestr(track->_codec.data(), "h265") != nullptr) {
//a=fmtp:96 sprop-sps=QgEBAWAAAAMAsAAAAwAAAwBdoAKAgC0WNrkky/AIAAADAAgAAAMBlQg=; sprop-pps=RAHA8vA8kAA=
int pt;
char sprop_sps[128] = {0},sprop_pps[128] = {0};
if (3 != sscanf(track->_fmtp.c_str(), "%d sprop-sps=%127[^;]; sprop-pps=%127[^;]", &pt, sprop_sps, sprop_pps)) {
return std::make_shared<H265Track>();
char sprop_vps[128] = {0},sprop_sps[128] = {0},sprop_pps[128] = {0};
if (4 == sscanf(track->_fmtp.c_str(), "%d sprop-vps=%127[^;]; sprop-sps=%127[^;]; sprop-pps=%127[^;]", &pt, sprop_vps,sprop_sps, sprop_pps)) {
auto vps = decodeBase64(sprop_vps);
auto sps = decodeBase64(sprop_sps);
auto pps = decodeBase64(sprop_pps);
return std::make_shared<H265Track>(vps,sps,pps,0,0,0);
}
auto sps = decodeBase64(sprop_sps);
auto pps = decodeBase64(sprop_pps);
return std::make_shared<H265Track>("",sps,pps,0,0,0);
if (3 == sscanf(track->_fmtp.c_str(), "%d sprop-sps=%127[^;]; sprop-pps=%127[^;]", &pt,sprop_sps, sprop_pps)) {
auto sps = decodeBase64(sprop_sps);
auto pps = decodeBase64(sprop_pps);
return std::make_shared<H265Track>("",sps,pps,0,0,0);
}
return std::make_shared<H265Track>();
}