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新增webrtc配置选项nackAudioRtpSize、preferred_tcp

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nackAudioRtpSize: 音频nack包中rtp个数，减小此值可以让nack包响应更灵敏
preferred_tcp: 是否优先采用webrtc over tcp模式
This commit is contained in:
xia-chu
2026-01-09 11:39:22 +08:00
parent ae3d551c8a
commit fb491f3e79
6 changed files with 29 additions and 12 deletions
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9
webrtc/Nack.cpp
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@@ -46,6 +46,7 @@ const string kNackIntervalRatio = RTC_FIELD "nackIntervalRatio";
// nack包中rtp个数，减小此值可以让nack包响应更灵敏 [AUTO-TRANSLATED:12393868]
// Number of rtp in nack packet, reducing this value can make nack packet response more sensitive
const string kNackRtpSize = RTC_FIELD "nackRtpSize";
const string kNackAudioRtpSize = RTC_FIELD "nackAudioRtpSize";
static onceToken token([]() {
mINI::Instance()[kMaxRtpCacheMS] = 5 * 1000;
@@ -55,6 +56,7 @@ static onceToken token([]() {
mINI::Instance()[kNackMaxCount] = 15;
mINI::Instance()[kNackIntervalRatio] = 1.0f;
mINI::Instance()[kNackRtpSize] = 8;
mINI::Instance()[kNackAudioRtpSize] = 4;
});
} // namespace Rtc
@@ -155,7 +157,8 @@ int64_t NackList::getNtpStamp(uint16_t seq) {
////////////////////////////////////////////////////////////////////////////////////////////////
NackContext::NackContext() {
NackContext::NackContext(TrackType type) {
_type = type;
setOnNack(nullptr);
}
@@ -217,7 +220,9 @@ void NackContext::makeNack(uint16_t max_seq, bool flush) {
// 最多生成5个nack包，防止seq大幅跳跃导致一直循环 [AUTO-TRANSLATED:9cc5da25]
// Generate at most 5 nack packets to prevent seq from jumping significantly and causing continuous loops
auto max_nack = 5u;
GET_CONFIG(uint32_t, nack_rtpsize, Rtc::kNackRtpSize);
GET_CONFIG(uint32_t, nack_video_rtpsize, Rtc::kNackRtpSize);
GET_CONFIG(uint32_t, nack_audio_rtpsize, Rtc::kNackAudioRtpSize);
auto nack_rtpsize = _type == TrackVideo ? nack_video_rtpsize : nack_audio_rtpsize;
// kNackRtpSize must between 0 and 16
nack_rtpsize = std::min<uint32_t>(nack_rtpsize, FCI_NACK::kBitSize);
while (_nack_seq != max_seq && max_nack--) {