How do I install FFMPEG inside Heroku?

Installing FFmpeg on Heroku can be achieved through two primary methods: using a buildpack or Docker. I will explain both approaches.

Method 1: Using Buildpack

1. Create a Heroku application If you don't already have a Heroku application, you need to create one. You can do this via the Heroku dashboard or using the Heroku CLI command:

   bash
   heroku create your-app-name

2. Add the FFmpeg buildpack You need to add the FFmpeg buildpack to your application. You can add it using the following command:

   bash
   heroku buildpacks:add --index 1 https://github.com/jonathanong/heroku-buildpack-ffmpeg-latest.git

3. Deploy the application Next, simply deploy your code to Heroku. If you're using Git, you can use the following command:

   bash
   git push heroku master

4. Verify FFmpeg installation After installation, you can verify that FFmpeg is correctly installed by running the following command:

   bash
   heroku run ffmpeg -version

Method 2: Using Docker

If you prefer to deploy your application using Docker, include FFmpeg in your Dockerfile.

1. Create a Dockerfile Create a Dockerfile in your project root directory and add FFmpeg:

   Dockerfile
   FROM heroku/heroku:18
   
   # Install FFmpeg
   RUN apt-get update && \
       apt-get install -y ffmpeg && \
       apt-get clean
   
   # Copy your code into the container
   COPY . /app
   
   # Set the working directory
   WORKDIR /app
   
   # Run your application
   CMD ["python", "your_app.py"]

2. Build and push the Docker image Log in to the Container Registry using the Heroku CLI:

   bash
   heroku container:login

   Build your Docker image and push it to Heroku:

   bash
   heroku container:push web -a your-app-name

3. Deploy the application Deploy your application:

   bash
   heroku container:release web -a your-app-name

4. Verify FFmpeg installation Similarly, verify it with the following command:

   bash
   heroku run ffmpeg -version

Conclusion

Both methods enable you to use FFmpeg on Heroku, and the choice depends on your specific requirements and preferences. Using a buildpack is typically simpler and more straightforward, while Docker offers greater customization and flexibility. In past projects, I've used buildpacks to quickly deploy applications involving video processing and conducted local testing and development in Docker environments, having practical experience with both approaches.