调整profile-level配置策略

go.sum

@@ -4,9 +4,11 @@ github.com/Monibuca/engine/v2 v2.1.0 h1:pHeDCEFDusKFsZLpconYj8U5LCaWApnjd+yQRHYg
 github.com/Monibuca/engine/v2 v2.1.0/go.mod h1:34EYjjV15G6myuHOKaJkO7y5tJ1Arq/NfC9Weacr2mc=
 github.com/Monibuca/engine/v2 v2.1.7 h1:/2k2Uupufizo0jiIkdYJsdHIf6VNvpLIxVVeIGGQgD4=
 github.com/Monibuca/engine/v2 v2.1.7/go.mod h1:34EYjjV15G6myuHOKaJkO7y5tJ1Arq/NfC9Weacr2mc=
+github.com/Monibuca/engine/v2 v2.2.0 h1:A4SyWwzVLegd8Oa6LfSW3LpNfBmWq+MHJJLO55gvaYI=
 github.com/Monibuca/engine/v2 v2.2.0/go.mod h1:34EYjjV15G6myuHOKaJkO7y5tJ1Arq/NfC9Weacr2mc=
 github.com/Monibuca/plugin-rtp v0.0.0-20200531020026-1b12ef72f221 h1:WBC0eLB7J3PXWZiu4cr9kdcNAkR/74jf0+7zkYDzwZQ=
 github.com/Monibuca/plugin-rtp v0.0.0-20200531020026-1b12ef72f221/go.mod h1:62NoacApn7++z5wQnr9ktSfn+vVZL0eSvbD/EqoSHoM=
+github.com/Monibuca/plugin-rtp v1.0.0 h1:yksNsIIGxoKX8UZirkAUK+mGZ/XoEeS2vqbIqtqXyCg=
 github.com/Monibuca/plugin-rtp v1.0.0/go.mod h1:0xkNm23a/BjVnEMz1zXyOqfEjoVmGe3PJqPNF1KyFGc=
 github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d h1:G0m3OIz70MZUWq3EgK3CesDbo8upS2Vm9/P3FtgI+Jk=
 github.com/StackExchange/wmi v0.0.0-20190523213315-cbe66965904d/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
@@ -40,6 +42,7 @@ github.com/lucas-clemente/quic-go v0.7.1-0.20190401152353-907071221cf9 h1:tbuodU
 github.com/lucas-clemente/quic-go v0.7.1-0.20190401152353-907071221cf9/go.mod h1:PpMmPfPKO9nKJ/psF49ESTAGQSdfXxlg1otPbEB2nOw=
 github.com/marten-seemann/qtls v0.2.3 h1:0yWJ43C62LsZt08vuQJDK1uC1czUc3FJeCLPoNAI4vA=
 github.com/marten-seemann/qtls v0.2.3/go.mod h1:xzjG7avBwGGbdZ8dTGxlBnLArsVKLvwmjgmPuiQEcYk=
+github.com/mask-pp/rtp-ps v1.0.0 h1:JFxuJL9N+gD1ldgJlAy3b7rYfY8wAVHi9ODNmdP4+EE=
 github.com/mask-pp/rtp-ps v1.0.0/go.mod h1:jCxsZ2G7z/jX+aqFypEWMePnhNrfnUiXUEKm6Xp0vgU=
 github.com/mattn/go-colorable v0.1.6 h1:6Su7aK7lXmJ/U79bYtBjLNaha4Fs1Rg9plHpcH+vvnE=
 github.com/mattn/go-colorable v0.1.6/go.mod h1:u6P/XSegPjTcexA+o6vUJrdnUu04hMope9wVRipJSqc=
@@ -104,6 +107,7 @@ github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UV
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.5.1 h1:nOGnQDM7FYENwehXlg/kFVnos3rEvtKTjRvOWSzb6H4=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
+github.com/stretchr/testify v1.6.1 h1:hDPOHmpOpP40lSULcqw7IrRb/u7w6RpDC9399XyoNd0=
 github.com/stretchr/testify v1.6.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 golang.org/x/crypto v0.0.0-20190228161510-8dd112bcdc25/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@@ -144,4 +148,5 @@ gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWD
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
 gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

main.go

@@ -5,6 +5,8 @@ import (
 	"fmt"
 	"io/ioutil"
 	"net/http"
+	"regexp"
+	"strings"
 	"sync"
 	"time"
 
@@ -49,6 +51,7 @@ var config struct {
 // }
 
 var playWaitList WaitList
+var reg_level = regexp.MustCompile("profile-level-id=(4.+f)")
 
 type WaitList struct {
 	m map[string]*WebRTC
@@ -281,15 +284,19 @@ func run() {
 		if err = json.Unmarshal(bytes, &offer); err != nil {
 			return
 		}
+
 		pli := "42001f"
 		if stream := FindStream(streamPath); stream != nil {
 			pli = fmt.Sprintf("%x", stream.SPS[1:4])
 		}
+		if !strings.Contains(offer.SDP, pli) {
+			pli = reg_level.FindAllStringSubmatch(offer.SDP, -1)[0][1]
+		}
 		rtc.m.RegisterCodec(NewRTPCodec(RTPCodecTypeVideo,
 			H264,
 			90000,
 			0,
-			"level-asymmetry-allowed=1;packetization-mode=1;profile-level-id="+pli[:2]+"001f",
+			"level-asymmetry-allowed=1;packetization-mode=1;profile-level-id="+pli,
 			DefaultPayloadTypeH264,
 			&rtc.payloader))
 		rtc.m.RegisterCodec(NewRTPPCMACodec(DefaultPayloadTypePCMA, 8000))