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prevent cycle for time lantency and available size

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This commit is contained in:
xiongguangjie 2022-06-04 22:42:28 +08:00
parent adaffcc245
commit 6f05cf803d
1 changed files with 9 additions and 2 deletions
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11
srt/PacketQueue.cpp
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@ -111,6 +111,7 @@ uint32_t PacketQueue::timeLantency() {
} }
if(dur > 0x80000000){ if(dur > 0x80000000){
//WarnL<<"cycle dur "<<dur;
dur = 0xffffffff - dur; dur = 0xffffffff - dur;
} }
@ -163,11 +164,17 @@ size_t PacketQueue::getExpectedSize() {
if(_pkt_map.empty()){ if(_pkt_map.empty()){
return 0; return 0;
} }
return _pkt_map.rbegin()->first - _pkt_expected_seq+1; auto size = _pkt_map.rbegin()->first - _pkt_expected_seq+1;
if(size >= _pkt_cap){
// 回环
//WarnL<<"cycle size "<<size;
size = 0xffffffff - size;
}
return size;
} }
size_t PacketQueue::getAvailableBufferSize(){ size_t PacketQueue::getAvailableBufferSize(){
return _pkt_cap - getExpectedSize(); return _pkt_cap - getSize();
} }
uint32_t PacketQueue::getExpectedSeq(){ uint32_t PacketQueue::getExpectedSeq(){