video.hook_overlay

Operation: video.hook_overlay
Category: video
Tags: ffmpeg, video, text, overlay

Overlay hook text on the first seconds of each clip

Runtime

Type: Native (built-in)
Timeout: 300s
Retries: 3 (ExponentialWithJitter)

Inputs

Name	Type	Required	Default	Description
clips	JSON	Yes	—	Array of clip objects with ‘path’ and ‘hook_text’
viral_moments	JSON	No	—	Original viral moments for hook_text fallback

Outputs

Name	Type	Description
clips	JSON	Clip objects with updated paths
clip_count	Number	Number of clips processed

Default Configuration

{
  "border_width": 3,
  "duration_secs": 2.0,
  "font_color": "white",
  "font_size": 64,
  "position": "center"
}

Usage

TypeScript

import { WorkflowBuilder } from "@fabric-platform/sdk";

const workflow = new WorkflowBuilder("my-workflow")
  .node("video-hook-overlay", "tool", (n) =>
    n.config({
      operation: "video.hook_overlay",
      // ... node-specific config
    })
  )
  .build();

Python

from fabric_platform import FabricClient

fabric = FabricClient(api_key="fab_xxx")

wf_id = fabric.upsert_workflow("my-workflow", nodes=[
    {
        "key": "video-hook-overlay",
        "kind": "tool",
    },
])

Rust

use fabric_sdk::FabricClient;

let client = FabricClient::new("http://localhost:3001", api_key)?;

let wf_id = client.upsert_workflow("my-workflow", serde_json::json!({
    "nodes": [{
        "key": "video-hook-overlay",
        "kind": "tool"
    }]
})).await?;

curl

curl -X POST http://localhost:3001/v1/workflow-definitions \
  -H "Authorization: Bearer $FABRIC_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "name": "my-workflow",
    "nodes": [{
      "key": "video-hook-overlay",
      "kind": "tool"
    }]
  }'