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https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-22 19:00:01 +08:00
优化webrtc jitter buffer相关参数
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@ -20,6 +20,28 @@
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namespace mediakit {
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namespace mediakit {
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// RTC配置项目
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namespace Rtc {
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//~ nack接收端(rtp发送端)
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// Nack缓存包最早时间间隔
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extern const std::string kMaxNackMS;
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// Nack包检查间隔(包数量)
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extern const std::string kRtpCacheCheckInterval;
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//~ nack发送端(rtp接收端)
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// 最大保留的rtp丢包状态个数
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extern const std::string kNackMaxSize;
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// rtp丢包状态最长保留时间
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extern const std::string kNackMaxMS;
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// nack最多请求重传次数
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extern const std::string kNackMaxCount;
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// nack重传频率,rtt的倍数
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extern const std::string kNackIntervalRatio;
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// nack包中rtp个数,减小此值可以让nack包响应更灵敏
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extern const std::string kNackRtpSize;
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} // namespace Rtc
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class NackList {
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class NackList {
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public:
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public:
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void pushBack(RtpPacket::Ptr rtp);
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void pushBack(RtpPacket::Ptr rtp);
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@ -13,6 +13,7 @@
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#include "Util/base64.h"
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#include "Util/base64.h"
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#include "Network/sockutil.h"
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#include "Network/sockutil.h"
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#include "Common/config.h"
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#include "Common/config.h"
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#include "Nack.h"
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#include "RtpExt.h"
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#include "RtpExt.h"
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#include "Rtcp/Rtcp.h"
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#include "Rtcp/Rtcp.h"
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#include "Rtcp/RtcpFCI.h"
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#include "Rtcp/RtcpFCI.h"
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@ -57,9 +58,6 @@ const string kMinBitrate = RTC_FIELD "min_bitrate";
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// 数据通道设置
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// 数据通道设置
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const string kDataChannelEcho = RTC_FIELD "datachannel_echo";
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const string kDataChannelEcho = RTC_FIELD "datachannel_echo";
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// rtp丢包状态最长保留时间
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const string kNackMaxMS = RTC_FIELD "nackMaxMS";
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static onceToken token([]() {
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static onceToken token([]() {
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mINI::Instance()[kTimeOutSec] = 15;
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mINI::Instance()[kTimeOutSec] = 15;
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mINI::Instance()[kExternIP] = "";
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mINI::Instance()[kExternIP] = "";
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@ -72,8 +70,6 @@ static onceToken token([]() {
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mINI::Instance()[kMinBitrate] = 0;
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mINI::Instance()[kMinBitrate] = 0;
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mINI::Instance()[kDataChannelEcho] = true;
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mINI::Instance()[kDataChannelEcho] = true;
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mINI::Instance()[kNackMaxMS] = 3 * 1000;
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});
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});
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} // namespace RTC
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} // namespace RTC
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@ -806,7 +802,8 @@ public:
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setOnSorted(std::move(cb));
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setOnSorted(std::move(cb));
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//设置jitter buffer参数
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//设置jitter buffer参数
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GET_CONFIG(uint32_t, nack_maxms, Rtc::kNackMaxMS);
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GET_CONFIG(uint32_t, nack_maxms, Rtc::kNackMaxMS);
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RtpTrackImp::setParams(1024, nack_maxms, 512);
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GET_CONFIG(uint32_t, nack_max_rtp, Rtc::kNackMaxSize);
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RtpTrackImp::setParams(nack_max_rtp, nack_maxms, nack_max_rtp / 2);
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_nack_ctx.setOnNack([this](const FCI_NACK &nack) { onNack(nack); });
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_nack_ctx.setOnNack([this](const FCI_NACK &nack) { onNack(nack); });
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}
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}
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