---
updatedAt: 2026-08-05T08:18:55.000Z
agentTools:
  siteIndex: https://developer.bitmovin.com/llms.txt
  projectIndex: https://developer.bitmovin.com/encoding/llms.txt
---

# List Dolby Loudness Filters

# OpenAPI definition

```json
{
  "openapi": "3.0.1",
  "info": {
    "title": "VOD Encoding API",
    "description": "Bitmovins API Reference Description",
    "version": "3.0",
    "termsOfService": "https://bitmovin.com",
    "contact": {
      "name": "Bitmovin Inc",
      "url": "https://bitmovin.com",
      "email": "support@bitmovin.com"
    }
  },
  "servers": [
    {
      "url": "https://api.bitmovin.com/v1",
      "description": "Bitmovin Server",
      "variables": {}
    }
  ],
  "security": [
    {
      "ApiKeyAuth": []
    },
    {
      "ApiKeyAuth": [],
      "TenantOrgId": []
    }
  ],
  "paths": {
    "/encoding/filters/dolby-loudness": {
      "get": {
        "tags": [
          "Dolby Loudness Filter"
        ],
        "summary": "List Dolby Loudness Filters",
        "operationId": "GetEncodingFiltersDolbyLoudness",
        "x-bitmovin": {
          "product": "vod"
        },
        "parameters": [
          {
            "name": "offset",
            "in": "query",
            "description": "Index of the first item to return, starting at 0. Default is 0",
            "style": "form",
            "schema": {
              "type": "integer",
              "example": "0"
            }
          },
          {
            "name": "limit",
            "in": "query",
            "description": "Maximum number of items to return. Default is 25, maximum is 100",
            "style": "form",
            "schema": {
              "type": "integer",
              "example": "25"
            }
          },
          {
            "name": "name",
            "in": "query",
            "description": "Filter filters by name",
            "style": "form",
            "schema": {
              "type": "string",
              "example": "name"
            }
          }
        ],
        "responses": {
          "200": {
            "description": "Successful response.",
            "content": {
              "application/json": {
                "schema": {
                  "allOf": [
                    {
                      "$ref": "#/components/schemas/ResponseEnvelope"
                    },
                    {
                      "properties": {
                        "data": {
                          "properties": {
                            "result": {
                              "allOf": [
                                {
                                  "$ref": "#/components/schemas/PaginationResponse"
                                },
                                {
                                  "properties": {
                                    "items": {
                                      "description": "List of Dolby Loudness Filters",
                                      "items": {
                                        "$ref": "#/components/schemas/DolbyLoudnessFilter"
                                      }
                                    }
                                  }
                                }
                              ]
                            }
                          }
                        }
                      }
                    }
                  ]
                }
              }
            }
          },
          "default": {
            "description": "Error response.",
            "content": {
              "application/json": {
                "schema": {
                  "$ref": "#/components/schemas/ResponseError"
                }
              }
            }
          }
        }
      }
    }
  },
  "components": {
    "securitySchemes": {
      "ApiKeyAuth": {
        "type": "apiKey",
        "description": "Your Bitmovin API key",
        "name": "X-Api-Key",
        "in": "header"
      },
      "TenantOrgId": {
        "type": "apiKey",
        "description": "Your Bitmovin account organization",
        "name": "X-Tenant-Org-Id",
        "in": "header"
      }
    },
    "schemas": {
      "BitmovinResource": {
        "title": "BitmovinResource",
        "allOf": [
          {
            "$ref": "#/components/schemas/BitmovinResponse"
          },
          {
            "properties": {
              "name": {
                "type": "string",
                "description": "Name of the resource. Can be freely chosen by the user.",
                "example": "Name of the resource"
              },
              "description": {
                "type": "string",
                "description": "Description of the resource. Can be freely chosen by the user.",
                "example": "Description of the resource"
              },
              "createdAt": {
                "type": "string",
                "format": "date-time",
                "readOnly": true,
                "description": "Creation timestamp, returned as UTC expressed in ISO 8601 format: YYYY-MM-DDThh:mm:ssZ",
                "example": "2016-06-25T20:09:23.69Z"
              },
              "modifiedAt": {
                "type": "string",
                "format": "date-time",
                "readOnly": true,
                "description": "Modified timestamp, returned as UTC expressed in ISO 8601 format: YYYY-MM-DDThh:mm:ssZ",
                "example": "2016-06-25T20:09:23.69Z"
              },
              "customData": {
                "type": "string",
                "writeOnly": true,
                "description": "User-specific meta data. This can hold anything.",
                "additionalProperties": {
                  "type": "object"
                }
              }
            }
          }
        ]
      },
      "BitmovinResponse": {
        "title": "BitmovinResponse",
        "required": [
          "id"
        ],
        "properties": {
          "id": {
            "type": "string",
            "readOnly": true,
            "description": "Id of the resource",
            "example": "cb90b80c-8867-4e3b-8479-174aa2843f62"
          }
        }
      },
      "DolbyLoudnessFilter": {
        "title": "DolbyLoudnessFilter",
        "allOf": [
          {
            "$ref": "#/components/schemas/Filter"
          },
          {
            "properties": {
              "targetLoudness": {
                "type": "integer",
                "format": "int32",
                "minimum": -31,
                "maximum": -8,
                "description": "The target integrated loudness the audio should be corrected to. Range is from '-31' to '-8'. Default value is '-24'. Value is measured in LKFS (Loudness, K-weighted, relative to Full Scale).",
                "default": -24,
                "example": -24
              },
              "maximumTruePeakLevel": {
                "type": "number",
                "format": "double",
                "minimum": -8,
                "maximum": -0.1,
                "description": "The maximum true-peak level the corrected audio may reach. Range is from '-8.0' to '-0.1'. Default value is '-2.0'. Values are measured in dBTP (dB True Peak). Note that the maximum true peak level must be set at least 6 dB above the target loudness.",
                "default": -2,
                "example": -2
              },
              "dialogueIntelligence": {
                "description": "Whether to use the Dolby Dialogue Intelligence feature, which identifies and analyzes dialogue segments within the audio as a basis for speech gating. Default value is 'ENABLED'.",
                "allOf": [
                  {
                    "$ref": "#/components/schemas/DolbyLoudnessDialogueIntelligence"
                  }
                ]
              },
              "speechDetectionThreshold": {
                "type": "integer",
                "format": "int32",
                "minimum": 0,
                "maximum": 100,
                "description": "The percentage of speech that must be detected within the audio before the dialogue loudness is used as the basis for loudness correction. Range is from '0' to '100'. Default value is '20'. This is only applied when dialogueIntelligence is 'ENABLED', as it selects between speech-gated and un-gated loudness measurement.",
                "default": 20,
                "example": 20
              },
              "contentForm": {
                "description": "The form of the content, used to optimize the loudness measurement gating. Content longer than 3 minutes (180 seconds) is considered long-form, shorter content is considered short-form. Default value is 'AUTO_DETECT'.",
                "allOf": [
                  {
                    "$ref": "#/components/schemas/DolbyLoudnessContentForm"
                  }
                ]
              }
            }
          }
        ]
      },
      "DolbyLoudnessDialogueIntelligence": {
        "title": "DolbyLoudnessDialogueIntelligence",
        "type": "string",
        "default": "ENABLED",
        "description": "Whether to use the Dolby Dialogue Intelligence feature, which identifies and analyzes dialogue segments within audio as a basis for speech gating",
        "example": "ENABLED",
        "enum": [
          "ENABLED",
          "DISABLED"
        ],
        "x-enum-elements": [
          {
            "name": "ENABLED",
            "description": "Enable Dolby Dialogue Intelligence feature"
          },
          {
            "name": "DISABLED",
            "description": "Disable Dolby Dialogue Intelligence feature"
          }
        ]
      },
      "DolbyLoudnessContentForm": {
        "title": "DolbyLoudnessContentForm",
        "type": "string",
        "default": "AUTO_DETECT",
        "description": "The form of the content, used to optimize the loudness measurement gating",
        "example": "AUTO_DETECT",
        "enum": [
          "LONG",
          "SHORT",
          "AUTO_DETECT"
        ],
        "x-enum-elements": [
          {
            "name": "LONG",
            "description": "Long-form content, i.e. longer than 3 minutes (180 seconds), such as movies or episodes. Uses relative gating for the loudness measurement."
          },
          {
            "name": "SHORT",
            "description": "Short-form content, i.e. 3 minutes (180 seconds) or shorter, such as advertisements or promos. Uses no relative gating for the loudness measurement."
          },
          {
            "name": "AUTO_DETECT",
            "description": "Automatically detect the content form and apply the corresponding gating."
          }
        ]
      },
      "Filter": {
        "title": "Filter",
        "required": [
          "type"
        ],
        "allOf": [
          {
            "$ref": "#/components/schemas/BitmovinResource"
          }
        ]
      },
      "Link": {
        "title": "Link",
        "required": [
          "href"
        ],
        "properties": {
          "href": {
            "type": "string",
            "description": "webpage target URL",
            "example": "https://bitmovin.com/encoding-documentation/bitmovin-api/#/reference/encoding/manifests/add-period"
          },
          "title": {
            "type": "string",
            "description": "Short description of the linked page",
            "example": "how to add a period to a manifest"
          }
        }
      },
      "Message": {
        "title": "Message",
        "required": [
          "type",
          "text"
        ],
        "allOf": [
          {
            "$ref": "#/components/schemas/BitmovinResponse"
          },
          {
            "properties": {
              "type": {
                "description": "Message type giving a hint on the importance of the message (log level)",
                "allOf": [
                  {
                    "$ref": "#/components/schemas/MessageType"
                  }
                ]
              },
              "text": {
                "type": "string",
                "description": "Message text",
                "example": "field must not be empty"
              },
              "field": {
                "type": "string",
                "description": "Name of the field to which the message is referring to",
                "example": "manifestId"
              },
              "links": {
                "type": "array",
                "items": {
                  "$ref": "#/components/schemas/Link"
                },
                "description": "collection of links to webpages containing further information on the topic"
              },
              "more": {
                "type": "object",
                "description": "Service-specific information"
              },
              "date": {
                "type": "string",
                "format": "date-time",
                "description": "Timestamp when the message occurred",
                "example": "2016-06-25T20:09:23.69Z"
              }
            }
          }
        ]
      },
      "MessageType": {
        "title": "MessageType",
        "type": "string",
        "enum": [
          "ERROR",
          "WARNING",
          "INFO",
          "DEBUG",
          "TRACE"
        ]
      },
      "PaginationResponse": {
        "title": "PaginationResponse",
        "properties": {
          "totalCount": {
            "type": "integer",
            "format": "int64",
            "readOnly": true
          },
          "offset": {
            "type": "integer",
            "format": "int32",
            "readOnly": true
          },
          "limit": {
            "type": "integer",
            "format": "int32",
            "readOnly": true
          },
          "previous": {
            "type": "string",
            "readOnly": true
          },
          "next": {
            "type": "string",
            "readOnly": true
          },
          "items": {
            "type": "array",
            "readOnly": true,
            "items": {
              "type": "object"
            }
          }
        }
      },
      "ResponseEnvelope": {
        "title": "ResponseEnvelope",
        "required": [
          "requestId",
          "status",
          "data"
        ],
        "properties": {
          "requestId": {
            "type": "string",
            "readOnly": true,
            "description": "Unique correlation id",
            "example": "6d84e126-d10c-4e52-bbfb-bd4c92bc8333"
          },
          "status": {
            "description": "Response status information",
            "readOnly": true,
            "example": "SUCCESS",
            "allOf": [
              {
                "$ref": "#/components/schemas/ResponseStatus"
              }
            ]
          },
          "data": {
            "description": "Response information",
            "readOnly": true,
            "allOf": [
              {
                "$ref": "#/components/schemas/ResultWrapper"
              }
            ]
          },
          "more": {
            "type": "object",
            "description": "Additional endpoint specific information"
          }
        }
      },
      "ResponseError": {
        "title": "ResponseError",
        "required": [
          "requestId",
          "status",
          "data"
        ],
        "properties": {
          "requestId": {
            "type": "string",
            "readOnly": true,
            "description": "Unique correlation id",
            "example": "6d84e126-d10c-4e52-bbfb-bd4c92bc8333"
          },
          "status": {
            "description": "Response status information",
            "readOnly": true,
            "example": "ERROR",
            "allOf": [
              {
                "$ref": "#/components/schemas/ResponseStatus"
              }
            ]
          },
          "data": {
            "description": "Response information",
            "readOnly": true,
            "allOf": [
              {
                "$ref": "#/components/schemas/ResponseErrorData"
              }
            ]
          }
        }
      },
      "ResponseErrorData": {
        "title": "ResponseErrorData",
        "required": [
          "code",
          "message",
          "developerMessage"
        ],
        "properties": {
          "code": {
            "type": "integer",
            "format": "int32",
            "readOnly": true,
            "description": "Contains an error code as defined in https://bitmovin.com/encoding-documentation/bitmovin-api/#/introduction/api-error-codes\n",
            "example": 1005
          },
          "message": {
            "type": "string",
            "readOnly": true,
            "description": "General error message"
          },
          "developerMessage": {
            "type": "string",
            "readOnly": true,
            "description": "More detailed message meant for developers"
          },
          "links": {
            "type": "array",
            "readOnly": true,
            "items": {
              "$ref": "#/components/schemas/Link"
            },
            "description": "collection of links to webpages containing further information on the topic"
          },
          "details": {
            "type": "array",
            "readOnly": true,
            "items": {
              "$ref": "#/components/schemas/Message"
            },
            "description": "collection of messages containing more detailed information on the cause of the error"
          }
        }
      },
      "ResponseStatus": {
        "title": "ResponseStatus",
        "type": "string",
        "enum": [
          "SUCCESS",
          "ERROR"
        ]
      },
      "ResultWrapper": {
        "title": "ResultWrapper",
        "properties": {
          "result": {
            "type": "object",
            "readOnly": true
          }
        }
      }
    }
  },
  "tags": [
    {
      "name": "Dolby Loudness Filter"
    }
  ]
}
```