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Increase minimum size of packet cache.
Now that we cache keyframes, it is worth keeping some history even when latency is low.
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parent
a50e9c6771
commit
67a821ea75
1 changed files with 13 additions and 5 deletions
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@ -418,7 +418,7 @@ func newUpConn(c group.Client, id string) (*rtpUpConnection, error) {
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track := &rtpUpTrack{
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track: remote,
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label: label,
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cache: packetcache.New(32),
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cache: packetcache.New(minPacketCache(remote)),
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rate: estimator.New(time.Second),
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jitter: jitter.New(remote.Codec().ClockRate),
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localCh: make(chan localTrackAction, 2),
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@ -972,6 +972,13 @@ func handleReport(track *rtpDownTrack, report rtcp.ReceptionReport, jiffies uint
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}
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}
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func minPacketCache(track *webrtc.Track) int {
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if track.Kind() == webrtc.RTPCodecTypeVideo {
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return 128
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}
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return 24
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}
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func updateUpTrack(track *rtpUpTrack) {
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now := rtptime.Jiffies()
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@ -993,11 +1000,12 @@ func updateUpTrack(track *rtpUpTrack) {
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}
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_, r := track.rate.Estimate()
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packets := int((uint64(r) * maxrto * 4) / rtptime.JiffiesPerSec)
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if packets < 32 {
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packets = 32
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min := minPacketCache(track.track)
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if packets < min {
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packets = min
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}
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if packets > 256 {
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packets = 256
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if packets > 1024 {
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packets = 1024
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}
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track.cache.ResizeCond(packets)
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}
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