API

Rotate pages in a PDF

Use this action to rotate one or more pages in a PDF document.

OpenAPI v3 spec

Run in Postman

Endpoints

POST https://api.pdfblocks.com/v1/rotate_pages

Global endpoint (default)

POST https://eu.api.pdfblocks.com/v1/rotate_pages

European-only endpoint

Parameters

The endpoint accepts multipart/form-data request bodies with the folowing parameters:

file Required

The content of the input PDF document.

angle Required

The angle of rotation of the pages.

Positive angles rotate the pages clockwise. Negative angles rotate the pages counter-clockwise.
Valid values are 0, 90, 180, 270, -90, -180, -270

first_page optional

Integer with the first page of the range to rotate in the PDF document.

The minimum value is 1
Defaults to the first page of the PDF document.

last_page optional

Integer with the last page of the range to rotate in the PDF document.

The minimum value is 1
Defaults to the last page of the PDF document.

Returns

If successful, the call returns a response with Content-Type: application/pdf with the content of the PDF document with the selected pages rotated. Otherwise, this call returns an error.

Code examples

curl

curl \
-F file=@input.pdf \
-F angle=-90 \
-F first_page=2 \
-F last_page=4 \
-o rotated.pdf \
-H 'X-Api-Key: your_api_key' \
https://api.pdfblocks.com/v1/rotate_pages

Python

# pip install requests

import requests

url = 'https://api.pdfblocks.com/v1/rotate_pages'

body = {
  'file' : open('input.pdf', 'rb'),
  'angle' : 90,
  # 'first_page' : 2,
  # 'last_page' : 4,
}

headers = { 'X-Api-Key' : 'your_api_key' }

response = requests.post(url, files=body, headers=headers)

if response.status_code == 200:
  with open('rotated.pdf', 'wb') as output:
    for chunk in response.iter_content():
        output.write(chunk)

Ruby

# gem install http

require 'http'

url = 'https://api.pdfblocks.com/v1/rotate_pages'

body = {
  file: HTTP::FormData::File.new('input.pdf'),
  angle: 90,
  # first_page: 2,
  # last_page: 4,
}

headers = { 'X-Api-Key' => 'your_api_key' }

response = HTTP.post(url, form: body, headers: headers)

if response.status.ok?
  File.open('rotated.pdf', 'wb') do |output|
    response.body.each { |chunk| output.write(chunk) }
  end
end

C# (.NET Core)

// Using .NET Core 3.1

using System.IO;
using System.Net.Http;

class Program
{
    static void Main()
    {
        string url = "https://api.pdfblocks.com/v1/rotate_pages";

        var inputFile = new FileStream("input.pdf", FileMode.Open, FileAccess.Read);

        var body = new MultipartFormDataContent();
        body.Add(new StreamContent(inputFile), "file");
        body.Add(new StringContent("90"), "angle");
        // body.Add(new StringContent("2"), "first_page");
        // body.Add(new StringContent("4"), "last_page");

        var message = new HttpRequestMessage(HttpMethod.Post, url);
        message.Content = body;
        message.Headers.Add("X-Api-Key", "your_api_key");

        var client = new HttpClient();
        var response = client.SendAsync(message).Result;
        if(response.IsSuccessStatusCode)
        {
            using var output = new FileStream("rotated.pdf", FileMode.Create, FileAccess.Write);
            response.Content.CopyToAsync(output).Wait();
        }
    }
}