fix flag descriptions

README.md

@@ -82,8 +82,8 @@ Flags:
   --rtsp-port=8554       port of the RTSP TCP listener
   --rtp-port=8000        port of the RTP UDP listener
   --rtcp-port=8001       port of the RTCP UDP listener
-  --read-timeout=5s      timeout for read operations
-  --write-timeout=5s     timeout for write operations
+  --read-timeout=5s      timeout of read operations
+  --write-timeout=5s     timeout of write operations
   --publish-user=""      optional username required to publish
   --publish-pass=""      optional password required to publish
   --read-user=""         optional username required to read

main.go

@@ -72,8 +72,8 @@ func newProgram(sargs []string) (*program, error) {
 	argRtspPort := kingpin.Flag("rtsp-port", "port of the RTSP TCP listener").Default("8554").Int()
 	argRtpPort := kingpin.Flag("rtp-port", "port of the RTP UDP listener").Default("8000").Int()
 	argRtcpPort := kingpin.Flag("rtcp-port", "port of the RTCP UDP listener").Default("8001").Int()
-	argReadTimeout := kingpin.Flag("read-timeout", "timeout for read operations").Default("5s").Duration()
-	argWriteTimeout := kingpin.Flag("write-timeout", "timeout for write operations").Default("5s").Duration()
+	argReadTimeout := kingpin.Flag("read-timeout", "timeout of read operations").Default("5s").Duration()
+	argWriteTimeout := kingpin.Flag("write-timeout", "timeout of write operations").Default("5s").Duration()
 	argPublishUser := kingpin.Flag("publish-user", "optional username required to publish").Default("").String()
 	argPublishPass := kingpin.Flag("publish-pass", "optional password required to publish").Default("").String()
 	argReadUser := kingpin.Flag("read-user", "optional username required to read").Default("").String()