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119 lines
3.2 KiB
119 lines
3.2 KiB
// Copyright © 2015 Jean-Luc Deltombe (LX3JL). All rights reserved.
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// urfd -- The universal reflector
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// Copyright © 2021 Thomas A. Early N7TAE
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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#include "PacketStream.h"
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////////////////////////////////////////////////////////////////////////////////////////
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// constructor
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CPacketStream::CPacketStream(char module) : m_PSModule(module)
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{
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m_bOpen = false;
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m_uiStreamId = 0;
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m_uiPacketCntr = 0;
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m_OwnerClient = nullptr;
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m_CodecStream = nullptr;
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}
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bool CPacketStream::InitCodecStream()
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{
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m_CodecStream = std::unique_ptr<CCodecStream>(new CCodecStream(this, m_PSModule));
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if (m_CodecStream)
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return m_CodecStream->InitCodecStream();
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else
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{
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std::cerr << "Could not create a CCodecStream for module '" << m_PSModule << "'" << std::endl;
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return true;
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////
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// open / close
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bool CPacketStream::OpenPacketStream(const CDvHeaderPacket &DvHeader, std::shared_ptr<CClient>client)
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{
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// not already open?
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if ( !m_bOpen )
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{
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// update status
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m_bOpen = true;
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m_uiStreamId = DvHeader.GetStreamId();
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m_uiPacketCntr = 0;
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m_DvHeader = DvHeader;
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m_OwnerClient = client;
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m_LastPacketTime.start();
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if (m_CodecStream)
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m_CodecStream->ResetStats(m_uiStreamId, m_DvHeader.GetCodecIn());
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return true;
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}
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return false;
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}
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void CPacketStream::ClosePacketStream(void)
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{
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// update status
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m_bOpen = false;
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m_uiStreamId = 0;
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m_OwnerClient.reset();
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if (m_CodecStream)
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m_CodecStream->ReportStats();
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}
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////////////////////////////////////////////////////////////////////////////////////////
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// push & pop
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void CPacketStream::Push(std::unique_ptr<CPacket> Packet)
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{
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// update stream dependent packet data
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m_LastPacketTime.start();
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if (Packet->IsDvFrame())
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{
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Packet->UpdatePids(m_uiPacketCntr++);
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}
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// ... Is there a CodecStream (is this module transcoded)?
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// AND Is this voice data?
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// AND Is this from a local client and not from an interlinked URF
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if ( m_CodecStream && Packet->IsDvFrame() && Packet->IsLocalOrigin())
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{
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// yes, push packet to trancoder queue
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// first, recast to a CDvFramePacket
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auto Frame = std::unique_ptr<CDvFramePacket>(static_cast<CDvFramePacket *>(Packet.release()));
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// trancoder will push it to m_Queue after transcoding
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// is completed
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m_CodecStream->Push(std::move(Frame));
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}
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else
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{
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// no, just bypass transcoder
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m_Queue.Push(std::move(Packet));
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}
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}
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////////////////////////////////////////////////////////////////////////////////////////
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// get
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const CIp *CPacketStream::GetOwnerIp(void)
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{
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if ( m_OwnerClient != nullptr )
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{
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return &(m_OwnerClient->GetIp());
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}
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return nullptr;
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}
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