Inspect Media

Immutable Catalog + Curated Guide

This lossless descriptor comes from the active Portal catalog and is enhanced with reviewed examples.

WRITEffmpeg.media_probe

• Contract tier: agent_ready
• Risk: write
• Catalog version: 2026-07-12.3
• Descriptor hash: 7c0395b519535be5fb0ae40abaf56b77abf5199d144c8b7826d486e68dd63f30

Extract technical metadata from a media source.

Request Body

{
  "jsonrpc": "2.0",
  "id": "ffmpeg-media-probe-example",
  "method": "tools/call",
  "params": {
    "name": "ffmpeg.media_probe",
    "arguments": {
      "source_url": "https://cdn.example.com/video/demo.mp4"
    }
  }
}

Arguments Schema

{
  "type": "object",
  "required": [
    "asset_id"
  ],
  "properties": {
    "asset_id": {
      "type": "string",
      "description": "Stable ID of one staged FFmpeg media asset."
    }
  },
  "additionalProperties": false
}

Output Schema

{
  "type": "object",
  "properties": {
    "format": {
      "type": "object",
      "description": "ffprobe container metadata.",
      "additionalProperties": true
    },
    "streams": {
      "type": "array",
      "items": {
        "type": "object",
        "additionalProperties": true
      },
      "description": "ffprobe audio, video, and subtitle stream metadata."
    }
  },
  "additionalProperties": true
}

Code Examples

cURL

curl -X POST 'https://portal.madpanda3d.com/api/mcp' \
  -H 'Authorization: Bearer mad_live_***' \
  -H 'Content-Type: application/json' \
  -d '{
  "jsonrpc": "2.0",
  "id": "ffmpeg-media-probe-example",
  "method": "tools/call",
  "params": {
    "name": "ffmpeg.media_probe",
    "arguments": {
      "source_url": "https://cdn.example.com/video/demo.mp4"
    }
  }
}'

Node.js

const response = await fetch('https://portal.madpanda3d.com/api/mcp', {
  method: 'POST',
  headers: {
    Authorization: 'Bearer mad_live_***',
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
  "jsonrpc": "2.0",
  "id": "ffmpeg-media-probe-example",
  "method": "tools/call",
  "params": {
    "name": "ffmpeg.media_probe",
    "arguments": {
      "source_url": "https://cdn.example.com/video/demo.mp4"
    }
  }
}),
});
const data = await response.json();
console.log(data);

Python

import requests

url = 'https://portal.madpanda3d.com/api/mcp'
headers = {
    'Authorization': 'Bearer mad_live_***',
    'Content-Type': 'application/json',
}
payload = {
  "jsonrpc": "2.0",
  "id": "ffmpeg-media-probe-example",
  "method": "tools/call",
  "params": {
    "name": "ffmpeg.media_probe",
    "arguments": {
      "source_url": "https://cdn.example.com/video/demo.mp4"
    }
  }
}
response = requests.post(url, headers=headers, json=payload, timeout=60)
print(response.json())

Example Responses

200 Success

{
  "ok": true,
  "duration_seconds": 132.4,
  "video_codec": "h264",
  "audio_codec": "aac"
}

400 Source Invalid

{
  "ok": false,
  "error": "invalid_source",
  "message": "source_url is required"
}