Files
libdatachannel/include/rtc/rtcpsrreporter.hpp
2021-04-13 23:03:16 +02:00

72 lines
2.2 KiB
C++

/**
* Copyright (c) 2020 Filip Klembara (in2core)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef RTC_RTCP_SENDER_REPORTABLE_H
#define RTC_RTCP_SENDER_REPORTABLE_H
#if RTC_ENABLE_MEDIA
#include "message.hpp"
#include "rtppacketizationconfig.hpp"
#include "mediahandlerelement.hpp"
namespace rtc {
class RTC_CPP_EXPORT RtcpSrReporter final: public MediaHandlerElement {
bool needsToReport = false;
uint32_t packetCount = 0;
uint32_t payloadOctets = 0;
double timeOffset = 0;
uint32_t _previousReportedTimestamp = 0;
void addToReport(RTP *rtp, uint32_t rtpSize);
message_ptr getSenderReport(uint32_t timestamp);
public:
static uint64_t secondsToNTP(double seconds);
/// Timestamp of previous sender report
const uint32_t &previousReportedTimestamp = _previousReportedTimestamp;
/// RTP configuration
const shared_ptr<RtpPacketizationConfig> rtpConfig;
RtcpSrReporter(shared_ptr<RtpPacketizationConfig> rtpConfig);
ChainedOutgoingProduct processOutgoingBinaryMessage(ChainedMessagesProduct messages, message_ptr control) override;
/// Set `needsToReport` flag. Sender report will be sent before next RTP packet with same
/// timestamp.
void setNeedsToReport();
/// Set offset to compute NTS for RTCP SR packets. Offset represents relation between real start
/// time and timestamp of the stream in RTP packets
/// @note `time_offset = rtpConfig->startTime_s -
/// rtpConfig->timestampToSeconds(rtpConfig->timestamp)`
void startRecording();
};
} // namespace rtc
#endif /* RTC_ENABLE_MEDIA */
#endif /* RTC_RTCP_SENDER_REPORTABLE_H */