Older/MediaServer/Rtp/RawEncoder.cpp
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add ZLMediaKit code for learning.
2024-09-28 23:55:00 +08:00

88 lines
3.0 KiB
C++

/*
* Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
*
* This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
*
* Use of this source code is governed by MIT-like license that can be found in the
* LICENSE file in the root of the source tree. All contributing project authors
* may be found in the AUTHORS file in the root of the source tree.
*/
#if defined(ENABLE_RTPPROXY)
#include "RawEncoder.h"
#include "Extension/Factory.h"
#include "Rtsp/RtspMuxer.h"
#include "Common//config.h"
using namespace toolkit;
namespace mediakit {
RawEncoderImp::RawEncoderImp(uint32_t ssrc, uint8_t payload_type, bool send_audio)
: _send_audio(send_audio)
, _payload_type(payload_type)
, _ssrc(ssrc) {}
RawEncoderImp::~RawEncoderImp() {
InfoL << this << " " << printSSRC(_ssrc);
}
bool RawEncoderImp::addTrack(const Track::Ptr &track) {
if (_send_audio && track->getTrackType() == TrackType::TrackAudio && !_rtp_encoder) { // audio
_rtp_encoder = createRtpEncoder(track);
auto ring = std::make_shared<RtpRing::RingType>();
ring->setDelegate(std::make_shared<RingDelegateHelper>([this](RtpPacket::Ptr rtp, bool is_key) { onRTP(std::move(rtp), true); }));
_rtp_encoder->setRtpRing(std::move(ring));
if (track->getCodecId() == CodecG711A || track->getCodecId() == CodecG711U) {
GET_CONFIG(uint32_t, dur_ms, RtpProxy::kRtpG711DurMs);
Any param;
param.set<uint32_t>(dur_ms);
_rtp_encoder->setOpt(RtpCodec::RTP_ENCODER_PKT_DUR_MS, param);
}
return true;
}
if (!_send_audio && track->getTrackType() == TrackType::TrackVideo && !_rtp_encoder) {
_rtp_encoder = createRtpEncoder(track);
auto ring = std::make_shared<RtpRing::RingType>();
ring->setDelegate(std::make_shared<RingDelegateHelper>([this](RtpPacket::Ptr rtp, bool is_key) { onRTP(std::move(rtp), is_key); }));
_rtp_encoder->setRtpRing(std::move(ring));
return true;
}
return true;
}
void RawEncoderImp::resetTracks() {
return;
}
bool RawEncoderImp::inputFrame(const Frame::Ptr &frame) {
if (frame->getTrackType() == TrackType::TrackAudio && _send_audio && _rtp_encoder) {
_rtp_encoder->inputFrame(frame);
}
if (frame->getTrackType() == TrackType::TrackVideo && !_send_audio && _rtp_encoder) {
_rtp_encoder->inputFrame(frame);
}
return true;
}
RtpCodec::Ptr RawEncoderImp::createRtpEncoder(const Track::Ptr &track) {
GET_CONFIG(uint32_t, audio_mtu, Rtp::kAudioMtuSize);
GET_CONFIG(uint32_t, video_mtu, Rtp::kVideoMtuSize);
auto sample_rate = 90000u;
auto mtu = video_mtu;
if (track->getTrackType() == TrackType::TrackAudio) {
mtu = audio_mtu;
sample_rate = std::static_pointer_cast<AudioTrack>(track)->getAudioSampleRate();
}
auto ret = Factory::getRtpEncoderByCodecId(track->getCodecId(), _payload_type);
ret->setRtpInfo(_ssrc, mtu, sample_rate, _payload_type);
return ret;
}
} // namespace mediakit
#endif // defined(ENABLE_RTPPROXY)