ZLMediaKit/src/Rtp/RtpSession.cpp

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2019-12-05 19:20:12 +08:00
/*
* MIT License
*
* Copyright (c) 2016-2019 Gemfield <gemfield@civilnet.cn>
*
* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "RtpSession.h"
#include "RtpSelector.h"
RtpSession::RtpSession(const Socket::Ptr &sock) : TcpSession(sock) {
DebugP(this);
socklen_t addr_len = sizeof(addr);
getpeername(sock->rawFD(), &addr, &addr_len);
}
RtpSession::~RtpSession() {
DebugP(this);
if(_ssrc){
RtpSelector::Instance().delProcess(_ssrc,_process.get());
}
}
void RtpSession::onRecv(const Buffer::Ptr &data) {
try {
RtpSplitter::input(data->data(), data->size());
} catch (SockException &ex) {
shutdown(ex);
} catch (std::exception &ex) {
shutdown(SockException(Err_other, ex.what()));
}
}
void RtpSession::onError(const SockException &err) {
WarnL << _ssrc << " " << err.what();
}
void RtpSession::onManager() {
if(_process && !_process->alive()){
shutdown(SockException(Err_timeout, "receive rtp timeout"));
}
if(!_process && _ticker.createdTime() > 10 * 1000){
shutdown(SockException(Err_timeout, "illegal connection"));
}
}
void RtpSession::onRtpPacket(const char *data, uint64_t len) {
if(!_ssrc){
_ssrc = RtpSelector::getSSRC(data,len);
_process = RtpSelector::Instance().getProcess(_ssrc, true);
}
_process->inputRtp(data + 2,len - 2,&addr);
_ticker.resetTime();
}