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优化纯音频流的延时

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This commit is contained in:
xiongziliang 2020-01-24 22:16:28 +08:00
parent a9539eb626
commit 92f69c3915
2 changed files with 11 additions and 2 deletions
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8
src/Rtmp/RtmpMediaSource.h
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@ -129,6 +129,10 @@ public:
*/
void onWrite(const RtmpPacket::Ptr &pkt, bool key = true) override {
lock_guard<recursive_mutex> lock(_mtx);
if(pkt->typeId == MSG_VIDEO){
//有视频，那么启用GOP缓存
_have_video = true;
}
if (pkt->isCfgFrame()) {
_config_frame_map[pkt->typeId] = pkt;
return;
@ -155,7 +159,8 @@ public:
}
}
_track_stamps_map[pkt->typeId] = pkt->timeStamp;
_ring->write(pkt, pkt->isVideoKeyFrame());
//不存在视频，为了减少缓存延时，那么关闭GOP缓存
_ring->write(pkt, _have_video ? pkt->isVideoKeyFrame() : true);
checkNoneReader();
}
@ -203,6 +208,7 @@ private:
protected:
int _ring_size;
bool _async_emit_none_reader = false;
bool _have_video = false;
mutable recursive_mutex _mtx;
Ticker _reader_changed_ticker;
AMFValue _metadata;

5
src/Rtsp/RtspMediaSource.h
View File

@ -153,6 +153,7 @@ public:
virtual void setSdp(const string &sdp) {
_sdp = sdp;
_sdp_parser.load(sdp);
_have_video = (bool)_sdp_parser.getTrack(TrackVideo);
if (_ring) {
regist();
}
@ -188,7 +189,8 @@ public:
regist();
}
}
_ring->write(rtp, keyPos);
//不存在视频，为了减少缓存延时，那么关闭GOP缓存
_ring->write(rtp, _have_video ? keyPos : true);
checkNoneReader();
}
private:
@ -220,6 +222,7 @@ private:
protected:
int _ring_size;
bool _async_emit_none_reader = false;
bool _have_video = false;
Ticker _reader_changed_ticker;
SdpParser _sdp_parser;
string _sdp;