Implement suggestion

internal/ffmpeg/ffmpeg.go

@@ -223,6 +223,8 @@ func parseArgs(s string) *ffmpeg.Args {
 			s += "?video&audio"
 		}
 		s += "&source=ffmpeg:" + url.QueryEscape(source)
+		// change codec not matched error level to debug
+		s += "&" + string(streams.CodecNotMatchedErrorCode) + "=" + zerolog.DebugLevel.String()
 		args.Input = inputTemplate("rtsp", s, query)
 	} else if i = strings.Index(s, "?"); i > 0 {
 		switch s[:i] {