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naluloop.cpp
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naluloop.cpp
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#include "naluloop.h"
namespace LQF
{
NaluLoop::NaluLoop(int queue_nalu_len):
max_nalu_(queue_nalu_len),Looper()
{}
//队列里面既有音频,也有视频
void NaluLoop::addmsg(LooperMessage *msg, bool flush)
{
queue_mutex_.lock();
if (flush)
{
msg_queue_.clear();
}
if(msg_queue_.size() >= max_nalu_) //移除消息,直到下一个I帧,或者队列为空
{
// LooperMessage *tempMsg = msg_queue_.front();
// msg_queue_.pop_front();
// delete (NaluStruct*)tempMsg->obj;
// delete tempMsg;
while(msg_queue_.size() > 0)
{
LooperMessage *tempMsg = msg_queue_.front();
// 从I帧开始
if(tempMsg->what == RTMP_BODY_VID_RAW && ((NaluStruct*)tempMsg->obj)->type == NALU_TYPE_IDR)
{
LogInfo("drop msg, now have %d msg", msg_queue_.size());
break;
}
msg_queue_.pop_front();
delete tempMsg->obj;
delete tempMsg;
}
}
msg_queue_.push_back(msg);
if(msg_queue_.size() > max_nalu_/3)
LogInfo("-------------------------have %d msg cache, it will cause delay", msg_queue_.size());
queue_mutex_.unlock();
head_data_available_->post();
}
}