io.sound.sequence

{
  "id": "io.sound.sequence",
  "defs": {
    "main": {
      "key": "any",
      "type": "record",
      "record": {
        "type": "object",
        "required": [
          "events"
        ],
        "properties": {
          "id": {
            "type": "string",
            "maxLength": 36,
            "description": "Identifies this sequence for playback by a \"sequence\" event."
          },
          "url": {
            "type": "string",
            "format": "uri",
            "description": "Canonical location of this sequence. May be an at:// URI or an https:// URL to a JSON endpoint."
          },
          "name": {
            "type": "string",
            "maxLength": 1280,
            "description": "Name of the sequence",
            "maxGraphemes": 640
          },
          "tags": {
            "type": "array",
            "items": {
              "type": "string",
              "maxLength": 1280,
              "maxGraphemes": 128
            },
            "description": "Array of strings used to tag the sequence."
          },
          "events": {
            "type": "array",
            "items": {
              "ref": "#event",
              "type": "ref"
            },
            "description": "Array of events"
          },
          "credits": {
            "type": "array",
            "items": {
              "ref": "#credit",
              "type": "ref"
            },
            "maxLength": 100,
            "description": "Attribution for composers, arrangers, etc"
          },
          "sequences": {
            "type": "array",
            "items": {
              "ref": "#sequence",
              "type": "ref"
            },
            "description": "A collection of sequences that may be played back by \"sequence\" events."
          },
          "updatedAt": {
            "type": "string",
            "format": "datetime",
            "description": "Timestamp of the time of last edit."
          },
          "bskyPostRef": {
            "ref": "com.atproto.repo.strongRef",
            "type": "ref",
            "description": "Strong reference to a Bluesky post. Useful to keep track of comments off-platform."
          },
          "publishedAt": {
            "type": "string",
            "format": "datetime",
            "description": "Timestamp of the time of publication."
          }
        }
      },
      "description": "A sequence of timed events."
    },
    "event": {
      "type": "array",
      "items": {
        "type": "unknown"
      },
      "minLength": 2,
      "description": "An event of the form `[beat, type, ...params]`, where `beat` is a 64-bit float and `type` a string. Beat values are arbitrary, and depend on the rate of playback of a sequence. A sequence playing back at a rate of 1 runs at 1 beat per second, and is following absolute time. Known specified types are \"chord\", \"clef\", \"key\", \"meter\", \"note\", \"param\", \"rate\", \"sequence\", \"start\", \"stop\" and \"text\". Additional parameters depend on `type`. Types are not limited to those specified and consumers are expected to ignore event types they do not support."
    },
    "credit": {
      "type": "object",
      "required": [
        "name",
        "role"
      ],
      "properties": {
        "url": {
          "type": "string",
          "format": "uri",
          "description": "URL to credited person's profile or website"
        },
        "name": {
          "type": "string",
          "maxLength": 640,
          "description": "Name of the credited person",
          "maxGraphemes": 320
        },
        "role": {
          "type": "string",
          "maxLength": 64,
          "description": "Role: composer, lyricist, arranger, etc",
          "knownValues": [
            "composer",
            "arranger",
            "lyricist",
            "transcriber",
            "orchestrator",
            "adapter"
          ],
          "maxGraphemes": 32
        }
      }
    },
    "sequence": {
      "type": "object",
      "required": [
        "events"
      ],
      "properties": {
        "id": {
          "type": "string",
          "maxLength": 36,
          "description": "Identifies this sequence for playback by a \"sequence\" event."
        },
        "url": {
          "type": "string",
          "format": "uri",
          "description": "Canonical location of this sequence. May be an at:// URI or an https:// URL to a JSON endpoint."
        },
        "name": {
          "type": "string",
          "maxLength": 1280,
          "description": "Name of the sequence",
          "maxGraphemes": 640
        },
        "tags": {
          "type": "array",
          "items": {
            "type": "string",
            "maxLength": 1280,
            "maxGraphemes": 128
          },
          "description": "Array of strings used to tag the sequence."
        },
        "events": {
          "type": "array",
          "items": {
            "ref": "#event",
            "type": "ref"
          },
          "description": "Array of events"
        },
        "credits": {
          "type": "array",
          "items": {
            "ref": "#credit",
            "type": "ref"
          },
          "maxLength": 100,
          "description": "Attribution for composers, arrangers, etc"
        },
        "sequences": {
          "type": "array",
          "items": {
            "ref": "#sequence",
            "type": "ref"
          },
          "description": "A collection of sequences that may be played back by \"sequence\" events."
        },
        "updatedAt": {
          "type": "string",
          "format": "datetime",
          "description": "Timestamp of the time of last edit."
        },
        "bskyPostRef": {
          "ref": "com.atproto.repo.strongRef",
          "type": "ref",
          "description": "Strong reference to a Bluesky post. Useful to keep track of comments off-platform."
        },
        "publishedAt": {
          "type": "string",
          "format": "datetime",
          "description": "Timestamp of the time of publication."
        }
      }
    }
  },
  "$type": "com.atproto.lexicon.schema",
  "lexicon": 1
}