madoo.caption-block/v1

Madoo caption block — One bounded group of caption cues plus read-only neighbouring context for translation.

Reference	madoo.caption-block/v1
Schema id	urn:madoo:schema:caption-block:v1
Version	1.0.0
Served at	GET /api/v1/json-schemas/madoo.caption-block/v1 · MCP get_json_schema

Where it appears

One of the two forms of madoo.caption-block-family/v1, the contract on the ports.

Fields

Field	Type	Required	Rules	Description
schema	"madoo.caption-block/v1"	yes
track_id	string	yes	min length 1; max length 256
block_id	string	yes	min length 1; max length 256
block_index	integer	yes	≥ 0; ≤ 9999
source_language	string or null	yes	max length 35
cues	array of objects	yes	min items 1; max items 100
cues[].id	string	yes	min length 1; max length 128
cues[].text	string	yes	min length 1; max length 20000
cues[].speaker	string or null	yes	max length 128
cues[].kind	string	yes	min length 1; max length 64
context_before	string or null	yes	max length 20000
context_after	string or null	yes	max length 20000

The complete schema

madoo.caption-block/v1 (JSON Schema)

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "urn:madoo:schema:caption-block:v1",
  "title": "Madoo caption block",
  "description": "One bounded group of source cues. Neighbouring context is read-only and is not part of the translated cue set.",
  "type": "object",
  "additionalProperties": false,
  "required": [
    "schema",
    "track_id",
    "block_id",
    "block_index",
    "source_language",
    "cues",
    "context_before",
    "context_after"
  ],
  "properties": {
    "schema": {
      "const": "madoo.caption-block/v1"
    },
    "track_id": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256,
      "examples": [
        "source-track"
      ]
    },
    "block_id": {
      "type": "string",
      "minLength": 1,
      "maxLength": 256,
      "examples": [
        "source-track:block:0000"
      ]
    },
    "block_index": {
      "type": "integer",
      "minimum": 0,
      "maximum": 9999
    },
    "source_language": {
      "type": [
        "string",
        "null"
      ],
      "maxLength": 35,
      "examples": [
        "en"
      ]
    },
    "cues": {
      "type": "array",
      "minItems": 1,
      "maxItems": 100,
      "items": {
        "$ref": "#/$defs/cue"
      }
    },
    "context_before": {
      "type": [
        "string",
        "null"
      ],
      "maxLength": 20000
    },
    "context_after": {
      "type": [
        "string",
        "null"
      ],
      "maxLength": 20000
    }
  },
  "$defs": {
    "cue": {
      "type": "object",
      "additionalProperties": false,
      "required": [
        "id",
        "text",
        "speaker",
        "kind"
      ],
      "properties": {
        "id": {
          "type": "string",
          "minLength": 1,
          "maxLength": 128,
          "examples": [
            "cue-0001"
          ]
        },
        "text": {
          "type": "string",
          "minLength": 1,
          "maxLength": 20000,
          "examples": [
            "Welcome to our product update."
          ]
        },
        "speaker": {
          "type": [
            "string",
            "null"
          ],
          "maxLength": 128,
          "examples": [
            "speaker_0"
          ]
        },
        "kind": {
          "type": "string",
          "minLength": 1,
          "maxLength": 64,
          "examples": [
            "speech"
          ]
        }
      }
    }
  }
}