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Simplify VP9 keyframe detection.

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This commit is contained in:
Juliusz Chroboczek 2021-01-03 20:55:35 +01:00
parent 0ec9f92dad
commit 80cb0a2f30
1 changed files with 2 additions and 9 deletions
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11
rtpconn/rtpreader.go
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@ -46,16 +46,9 @@ func isKeyframe(codec string, packet *rtp.Packet) (bool, bool) {
profile := (vp9.Payload[0] >> 4) & 0x3 profile := (vp9.Payload[0] >> 4) & 0x3
if profile != 3 { if profile != 3 {
if (vp9.Payload[0] & 0x8) != 0 { return (vp9.Payload[0] & 0xC) == 0, true
return false, true
}
return (vp9.Payload[0] & 0x4) == 0, true
} else {
if (vp9.Payload[0] & 0x4) != 0 {
return false, true
}
return (vp9.Payload[0] & 0x2) == 0, true
} }
return (vp9.Payload[0] & 0x6) == 0, true
case "video/h264": case "video/h264":
if len(packet.Payload) < 1 { if len(packet.Payload) < 1 {
return false, false return false, false