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重写GOP缓存机制

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This commit is contained in:
xiongziliang 2020-01-15 11:07:55 +08:00
parent 0a4b59031f
commit 444137e5b7
3 changed files with 10 additions and 3 deletions
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2
3rdpart/ZLToolKit

@ -1 +1 @@
Subproject commit a6b41db987aa2633762fd06e809e0fdb7d60fef0
Subproject commit 3b5165043d4b40061b7dfcd9800691ab45e167c7

6
src/Rtmp/RtmpMediaSource.h
View File

@ -142,7 +142,11 @@ public:
}
strongSelf->onReaderChanged(size);
};
_ring = std::make_shared<RingType>(_ring_size, std::move(lam));
//rtmp包缓存最大允许512个，如果是纯视频(25fps)大概为20秒数据
//但是这个是GOP缓存的上限值，真实的GOP缓存大小等于两个I帧之间的包数的两倍
//而且每次遇到I帧，则会清空GOP缓存，所以真实的GOP缓存远小于此值
_ring = std::make_shared<RingType>(_ring_size,512,std::move(lam));
onReaderChanged(0);
if(_metadata){

5
src/Rtsp/RtspMediaSource.h
View File

@ -179,7 +179,10 @@ public:
}
strongSelf->onReaderChanged(size);
};
_ring = std::make_shared<RingType>(_ring_size, std::move(lam));
//rtp包缓存最大允许2048个，大概最多3MB数据
//但是这个是GOP缓存的上限值，真实的GOP缓存大小等于两个I帧之间的包数的两倍
//而且每次遇到I帧，则会清空GOP缓存，所以真实的GOP缓存远小于此值
_ring = std::make_shared<RingType>(_ring_size,2048, std::move(lam));
onReaderChanged(0);
if (!_sdp.empty()) {
regist();