PDFページを90、180 または270度API経由で回転

# Rotate PDF pages by 90, 180, or 270 degrees
curl -X POST \
  https://api.convertfilefast.com/v2/pdf/rotate \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -F "file=@document.pdf" \
  -F "rotation=90" \
  --output rotated.pdf

# HTTP 200 OK — rotation values: 90, 180, 270 degrees
# 90 = clockwise quarter turn
# 180 = upside down
# 270 = counter-clockwise quarter turn

import requests

# rotation: 90, 180, or 270 degrees
response = requests.post(
    "https://api.convertfilefast.com/v2/pdf/rotate",
    headers={"Authorization": "Bearer YOUR_API_KEY"},
    files={"file": open("document.pdf", "rb")},
    data={"rotation": 90}
)

with open("rotated.pdf", "wb") as f:
    f.write(response.content)

const formData = new FormData();
formData.append("file", fs.createReadStream("document.pdf"));
// rotation: 90, 180, or 270 degrees
formData.append("rotation", "90");

const response = await fetch(
  "https://api.convertfilefast.com/v2/pdf/rotate",
  {
    method: "POST",
    headers: { "Authorization": "Bearer YOUR_API_KEY" },
    body: formData,
  }
);

fs.writeFileSync("rotated.pdf", Buffer.from(await response.arrayBuffer()));

// n8n HTTP Request Node — Rotate PDF
{
  "method": "POST",
  "url": "https://api.convertfilefast.com/v2/pdf/rotate",
  "contentType": "multipart-form-data",
  "bodyParameters": {
    "parameters": [
      { "name": "file", "parameterType": "formBinaryData", "inputDataFieldName": "data" },
      { "name": "rotation", "value": "90" }
    ]
  },
  "options": { "response": { "responseFormat": "file" } }
}