add server-h264-from-disk example (#719) (#727)

examples/server-tls/main.go

@@ -19,7 +19,7 @@ import (
 // 3. allow multiple clients to read that stream with TCP
 
 type serverHandler struct {
-	s         *gortsplib.Server
+	server    *gortsplib.Server
 	mutex     sync.RWMutex
 	stream    *gortsplib.ServerStream
 	publisher *gortsplib.ServerSession
@@ -44,8 +44,8 @@ func (sh *serverHandler) OnSessionOpen(ctx *gortsplib.ServerHandlerOnSessionOpen
 func (sh *serverHandler) OnSessionClose(ctx *gortsplib.ServerHandlerOnSessionCloseCtx) {
 	log.Printf("session closed")
 
-	sh.mutex.Lock()
-	defer sh.mutex.Unlock()
+	sh.mutex.RLock()
+	defer sh.mutex.RUnlock()
 
 	// if the session is the publisher,
 	// close the stream and disconnect any reader.
@@ -79,8 +79,8 @@ func (sh *serverHandler) OnDescribe(ctx *gortsplib.ServerHandlerOnDescribeCtx) (
 func (sh *serverHandler) OnAnnounce(ctx *gortsplib.ServerHandlerOnAnnounceCtx) (*base.Response, error) {
 	log.Printf("announce request")
 
-	sh.mutex.Lock()
-	defer sh.mutex.Unlock()
+	sh.mutex.RLock()
+	defer sh.mutex.RUnlock()
 
 	// disconnect existing publisher
 	if sh.stream != nil {
@@ -90,7 +90,7 @@ func (sh *serverHandler) OnAnnounce(ctx *gortsplib.ServerHandlerOnAnnounceCtx) (
 
 	// create the stream and save the publisher
 	sh.stream = &gortsplib.ServerStream{
-		Server: sh.s,
+		Server: sh.server,
 		Desc:   ctx.Description,
 	}
 	err := sh.stream.Initialize()
@@ -165,13 +165,13 @@ func main() {
 
 	// configure the server
 	h := &serverHandler{}
-	h.s = &gortsplib.Server{
+	h.server = &gortsplib.Server{
 		Handler:     h,
 		TLSConfig:   &tls.Config{Certificates: []tls.Certificate{cert}},
 		RTSPAddress: ":8322",
 	}
 
 	// start server and wait until a fatal error
-	log.Printf("server is ready")
-	panic(h.s.StartAndWait())
+	log.Printf("server is ready on %s", h.server.RTSPAddress)
+	panic(h.server.StartAndWait())
 }