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webrtc播放触发流未找到事件，实现按需生成流

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This commit is contained in:
ziyue 2021-07-02 14:50:48 +08:00
parent 81c5f5030a
commit c97678af0a
1 changed files with 21 additions and 12 deletions
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33
server/WebApi.cpp
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@ -1189,25 +1189,34 @@ void installWebApi() {
headerOut["Access-Control-Allow-Origin"] = "*";
if (type.empty() || !strcasecmp(type.data(), "play")) {
Broadcast::AuthInvoker authInvoker = [invoker, offer_sdp, val, info, headerOut](const string &err) mutable {
try {
auto src = dynamic_pointer_cast<RtspMediaSource>(MediaSource::find(RTSP_SCHEMA, info._vhost, info._app, info._streamid));
auto session = static_cast<TcpSession*>(&sender);
auto session_ptr = session->shared_from_this();
Broadcast::AuthInvoker authInvoker = [invoker, offer_sdp, val, info, headerOut, session_ptr](const string &err) mutable {
if (!err.empty()) {
val["code"] = API::Exception;
val["msg"] = err;
invoker(200, headerOut, val.toStyledString());
return;
}
//webrtc播放的是rtsp的源
info._schema = RTSP_SCHEMA;
MediaSource::findAsync(info, session_ptr, [=](const MediaSource::Ptr &src_in) mutable {
auto src = dynamic_pointer_cast<RtspMediaSource>(src_in);
if (!src) {
throw runtime_error("流不存在");
}
if (!err.empty()) {
throw runtime_error(StrPrinter << "播放鉴权失败:" << err);
val["code"] = API::NotFound;
val["msg"] = "stream not found";
invoker(200, headerOut, val.toStyledString());
return;
}
//还原成rtc，目的是为了hook时识别哪种播放协议
info._schema = "rtc";
auto rtc = WebRtcTransportImp::create(EventPollerPool::Instance().getPoller());
rtc->attach(src, info, true);
val["sdp"] = rtc->getAnswerSdp(offer_sdp);
val["type"] = "answer";
invoker(200, headerOut, val.toStyledString());
} catch (std::exception &ex) {
val["code"] = API::Exception;
val["msg"] = ex.what();
invoker(200, headerOut, val.toStyledString());
}
});
};
//广播通用播放url鉴权事件