{ "openapi": "3.0.1", "info": { "title": "Add Subtitles to Videos", "description": "Burn karaoke-style word-highlighted subtitles into videos. Upload a clip or paste a URL, choose font, size, and highlight color, and download a captioned MP4.", "version": "0.1", "x-build-id": "OvfWf8QyS3ZwmTk4Z" }, "servers": [ { "url": "https://api.apify.com/v2" } ], "paths": { "/acts/dadhalfdev~add-subtitles-to-videos/run-sync-get-dataset-items": { "post": { "operationId": "run-sync-get-dataset-items-dadhalfdev-add-subtitles-to-videos", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } }, "/acts/dadhalfdev~add-subtitles-to-videos/runs": { "post": { "operationId": "runs-sync-dadhalfdev-add-subtitles-to-videos", "x-openai-isConsequential": false, "summary": "Executes an Actor and returns information about the initiated run in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/runsResponseSchema" } } } } } } }, "/acts/dadhalfdev~add-subtitles-to-videos/run-sync": { "post": { "operationId": "run-sync-dadhalfdev-add-subtitles-to-videos", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for completion, and returns the OUTPUT from Key-value store in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } } }, "components": { "schemas": { "inputSchema": { "type": "object", "required": [ "video" ], "properties": { "video": { "title": "Video", "type": "string", "description": "Upload a video file or paste a direct URL (mp4, mov, webm, mkv). One video per run, at most 3 minutes and 50 MB." }, "transcriptJson": { "title": "Transcript JSON (optional)", "type": "string", "description": "Optional. Leave empty to transcribe the video automatically. Upload a transcript JSON (from a previous output, after fixing words) to skip speech-to-text and burn these captions instead." }, "transcriptJsonContent": { "title": "Or paste transcript JSON (optional)", "type": "object", "description": "Optional. Same as the transcript file, but pasted in the console. Ignored if you also upload a transcript file." }, "fontFamily": { "title": "Font family", "enum": [ "montserrat", "poppins", "oswald", "inter", "roboto", "rubik", "nunito", "anton", "bebas_neue", "archivo_black", "raleway", "lato", "work_sans", "dm_sans", "outfit", "kanit", "teko", "russo_one", "righteous", "barlow_condensed" ], "type": "string", "description": "Typeface used for the burned-in captions.", "default": "montserrat" }, "fontSize": { "title": "Font size", "minimum": 16, "maximum": 120, "type": "integer", "description": "Caption size in pixels. 36–48 works well for vertical 1080×1920 videos; use 24–32 for landscape.", "default": 40 }, "textColor": { "title": "Text color", "type": "string", "description": "Color of words that are not currently spoken. Use hex (#FFF or #FFFFFF) or a name such as white, black, yellow, or orange.", "default": "#FFFFFF" }, "highlightColor": { "title": "Spoken-word highlight color", "type": "string", "description": "Background color overlaid on the word being spoken. Use hex (#FF0 or #FFCC00) or a name such as yellow, orange, or green.", "default": "#003399" }, "outlineColor": { "title": "Outline color", "type": "string", "description": "Stroke around each word so captions stay readable on light or busy backgrounds. Hex (#000 or #000000) or a name such as black.", "default": "#000000" }, "uppercase": { "title": "Uppercase captions", "type": "boolean", "description": "Render every word in uppercase.", "default": true }, "position": { "title": "Caption position", "enum": [ "bottom", "center", "top" ], "type": "string", "description": "Vertical placement of the subtitle block.", "default": "bottom" }, "maxWordsPerCaption": { "title": "Words per caption", "minimum": 1, "maximum": 12, "type": "integer", "description": "How many words appear on screen at once. 3–5 is typical for short-form captions.", "default": 5 }, "language": { "title": "Spoken language", "enum": [ "en", "es", "pt", "fr", "de", "it", "nl", "pl", "tr", "ru", "ja", "ko", "zh", "ar", "hi" ], "type": "string", "description": "Language of the video audio, used by Mistral Voxtral for transcription.", "default": "en" }, "mistralApiKey": { "title": "Mistral API key", "type": "string", "description": "Optional override. A Mistral key is already configured. Set this only if you want to use a different account." } } }, "runsResponseSchema": { "type": "object", "properties": { "data": { "type": "object", "properties": { "id": { "type": "string" }, "actId": { "type": "string" }, "userId": { "type": "string" }, "startedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "finishedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "status": { "type": "string", "example": "READY" }, "meta": { "type": "object", "properties": { "origin": { "type": "string", "example": "API" }, "userAgent": { "type": "string" } } }, "stats": { "type": "object", "properties": { "inputBodyLen": { "type": "integer", "example": 2000 }, "rebootCount": { "type": "integer", "example": 0 }, "restartCount": { "type": "integer", "example": 0 }, "resurrectCount": { "type": "integer", "example": 0 }, "computeUnits": { "type": "integer", "example": 0 } } }, "options": { "type": "object", "properties": { "build": { "type": "string", "example": "latest" }, "timeoutSecs": { "type": "integer", "example": 300 }, "memoryMbytes": { "type": "integer", "example": 1024 }, "diskMbytes": { "type": "integer", "example": 2048 } } }, "buildId": { "type": "string" }, "defaultKeyValueStoreId": { "type": "string" }, "defaultDatasetId": { "type": "string" }, "defaultRequestQueueId": { "type": "string" }, "buildNumber": { "type": "string", "example": "1.0.0" }, "containerUrl": { "type": "string" }, "usage": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "integer", "example": 1 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 } } }, "usageTotalUsd": { "type": "number", "example": 0.00005 }, "usageUsd": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "number", "example": 0.00005 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 } } } } } } } } } }