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A motivational quote maker demo - generates an image with quote, background and border using the Shotstack API. Background images imported from Pexels.

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Shotstack Motivational Quote Maker Demo

This project demonstrates how to use the Shotstack cloud video editing API to create an image using an HTML form and image sourced from the Pexels image library.

An HTML web form allows the user to search the Pexels library via the Pexels API, choose a style, and add a block of text. An image is the created by the Shotstack API using the images returned by the Pexels search, and the track and text entered by the user.

View the live demo at: https://shotstack.io/demo/motivational-quote-maker/

The demo is built using Node.js and can be used with either Express Framework or deployed as a serverless projects using AWS Lambda and API Gateway.

Requirements

Project Structure

The project is divided in to a two components:

Backend API

The backend API with an endpoint which searches the Pexels API, prepares the edit and posts the data to the Shotstack API. A status endpoint is also available which can be polled to return the status of the image as it renders.

The backend API source code is in the api directory.

Frontend Web Form & Player

The frontend is a simple HTML form that allows the user to enter a search term and basic options to create an image. The form uses jQuery to submit the data to the backend API and poll the status of the current render. There is also an image preview that is loaded with the final rendered image when ready.

The front end API source code is in the web directory.

Installation

Install node module dependencies:

cd api
npm install

Configuration

Copy the .env.dist file and rename it .env. Replace the environment variables below with your Pexels and Shotstack API key (staging key):

PEXELS_API_KEY=replace_with_your_pexels_key
SHOTSTACK_API_KEY=replace_with_your_shotstack_key

Run Locally

To start the API and serve the front end form (from the api directory):

cd api
npm run start

The visit http://localhost:3000

Deploy Serverless Application (optional)

The project has been built as a serverless application using the Serverless Framework and AWS Lambda. To understand more about the Serverless Framework and how to set everything up consult the documentation: https://serverless.com/framework/docs/providers/aws/

Lambda deployment uses a centralised S3 bucket which must be created first and the .env variable SERVERLESS_DEPLOYMENT_BUCKET_PREFIX must be set. The serverless region is appended to the bucket prefix. The final deployment bucket will look something like: my-serverless-deploys-ap-southeast-2

To deploy to AWS Lambda (from the api directory):

cd api
npm run serverless

Once the API is deployed set the var apiEndpoint variable in web/app.js to the returned API Gateway URL.

Run the web/index.html file locally or use AWS S3 static hosting to serve the web page.

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A motivational quote maker demo - generates an image with quote, background and border using the Shotstack API. Background images imported from Pexels.

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