GNS - Gamelan Notation Standard

GNS is a standard for gamelan notation based on Kepatihan system. This is early version of the standard.

Root object

Consists of the version and the licence.

"version": "v0.0.1",
"licence": "MIT",

Sections

Consists of array of section.

"sections": [
    {
        "type": "title",
        "contents": {
            "type": "Jineman",
            "name": "Mari Kangen",
            "laras": "Slendro",
            "pathet": "Sanga"
        }
    },

Section

Consists of type, array of contents, or array of lines. Array of contents for type title:

        "type": "title",
        "contents": {
            "type": "Jineman",
            "name": "Mari Kangen",
            "laras": "Slendro",
            "pathet": "Sanga"
        }

Array of lines:

        "type": "celuk",
        "lines": [
            {
                "gatra": [
                    {
                        "content": []
                    },
                    {
                        "content": []
                    },
                    {
                        "content": []
                    },
                    {
                        "content": [
                            {
                                "number": ".",
                                "attributes": []
                            },
                            {
                                "number": ".",
                                "attributes": []
                            },
                            {
                                "number": ".",
                                "attributes": []
                            },
                            {
                                "number": "2",
                                "attributes": ["kempul"]
                            }
                        ]
                    }
                ]
            }
        ]
    },

Lines

Consists of array of gatra:

        "lines": [
            {
                "gatra": [
                    {
                        "content": [
                            {
                                "number": "5",
                                "attributes": []
                            },
                            {
                                "number": "6",
                                "attributes": []
                            },
                            {
                                "number": "2",
                                "attributes": []
                            },
                            {
                                "number": "1",
                                "attributes": ["kempul"]
                            }]
                    }
                ]
            },

Gatra

Consists of gatra object, which has number and attributes.

                   {
                        "content": [
                            {
                                "number": "5",
                                "attributes": []
                            },
                            {
                                "number": "6",
                                "attributes": []
                            },
                            {
                                "number": "2",
                                "attributes": []
                            },
                            {
                                "number": "1",
                                "attributes": ["kempul"]
                            }]
                    }

Gatra attributes

A string-based name of attributes.

gong_gede = O surrounded the number gong_suwuk = ( ) surrounded the number kempul = > ontop, clockwise kenong = < ontop, clockwise kethuk = + ontop kempyang = - ontop top_dot = an octabe higher bottom_dot = an octave lower

Sources

http://www.gamelan.org/library/fonts/KepatihanPro%20Keycaps.pdf https://www.jstor.org/stable/1513116 https://en.wikipedia.org/wiki/Gamelan_notation https://en.wikipedia.org/wiki/American_Gamelan_Institute https://gamelan.gs/release/i-classical-gendings/ https://issuu.com/soni.petrovski/docs/marc_benamou_-_rasa__affect_and_intuition_in_javan