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Use a smaller size of sequence number set, to improve performance

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Bug: webrtc:8857
Change-Id: I78b4e6d191b1b7eb96f5109323ef48b24b99c7c2
Reviewed-on: https://webrtc-review.googlesource.com/49361
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Commit-Queue: Ying Wang <yinwa@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22286}
This commit is contained in:
Ying Wang
2018-03-05 13:15:56 +01:00
committed by Commit Bot
parent 8d9dcb1c89
commit 0133d46847
1 changed files with 7 additions and 3 deletions
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10
video/video_send_stream.cc
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@ -11,9 +11,9 @@
#include <algorithm>
#include <cmath>
#include <set>
#include <sstream>
#include <string>
#include <unordered_set>
#include <utility>
#include <vector>
@ -41,7 +41,11 @@
namespace webrtc {
static const int kMinSendSidePacketHistorySize = 600;
static const int kSendSideSeqNumSetMaxSize = 15000;
// Assume an average video stream has around 3 packets per frame (1 mbps / 30
// fps / 1400B) A sequence number set with size 5500 will be able to store
// packet sequence number for at least last 60 seconds.
static const int kSendSideSeqNumSetMaxSize = 5500;
namespace {
@ -414,7 +418,7 @@ class VideoSendStreamImpl : public webrtc::BitrateAllocatorObserver,
RTC_GUARDED_BY(overhead_bytes_per_packet_crit_);
size_t transport_overhead_bytes_per_packet_;
std::set<uint16_t> feedback_packet_seq_num_set_;
std::unordered_set<uint16_t> feedback_packet_seq_num_set_;
std::vector<bool> loss_mask_vector_;
};