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rtp级联(ps/ts/es)新增支持gop缓存功能 (#2395)

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该修改主要解决rtp级联(调用startSendRtp接口)未做gop缓存导致上级无法秒开的问题。
同时通过RingBuffer对象线程隔离的特性，实现了在断连续推场景下归属线程切换导致的线程安全问题。
用户如未使用rtp级联功能，请修改配置文件关闭GOP缓存(rtp_proxy.gop_cache=0)以便节省内存。

---------

Co-authored-by: 夏楚 <771730766@qq.com>
This commit is contained in:
Dw9
2023-04-17 12:19:24 +08:00
committed by GitHub
parent 6841ad3306
commit 978143c86d
10 changed files with 115 additions and 84 deletions
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14
src/Rtp/RtpCache.cpp
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@@ -20,14 +20,6 @@ RtpCache::RtpCache(onFlushed cb) {
_cb = std::move(cb);
}
bool RtpCache::firstKeyReady(bool in) {
if (_first_key) {
return _first_key;
}
_first_key = in;
return _first_key;
}
void RtpCache::onFlush(std::shared_ptr<List<Buffer::Ptr>> rtp_list, bool) {
_cb(std::move(rtp_list));
}
@@ -42,9 +34,6 @@ void RtpCachePS::flush() {
}
void RtpCachePS::onRTP(Buffer::Ptr buffer, bool is_key) {
if (!firstKeyReady(is_key)) {
return;
}
auto rtp = std::static_pointer_cast<RtpPacket>(buffer);
auto stamp = rtp->getStampMS();
input(stamp, std::move(buffer), is_key);
@@ -56,9 +45,6 @@ void RtpCacheRaw::flush() {
}
void RtpCacheRaw::onRTP(Buffer::Ptr buffer, bool is_key) {
if (!firstKeyReady(is_key)) {
return;
}
auto rtp = std::static_pointer_cast<RtpPacket>(buffer);
auto stamp = rtp->getStampMS();
input(stamp, std::move(buffer), is_key);