Kafka Sound Demo

Dependencies

• The connect-distributed binary must be installed and available on your $PATH
• Some demos require the kafka-binary-producer, which can be installed from https://github.com/C0urante/kafka-tools
• Docker must be up and running (it's used to bring a Kafka broker up and down)
• Ports 2181, 9092, and 8083 must be available

Demos

Speakers sink connector

This demo uses a static file to test the speakers sink connector.

To run the demo:

bin/speakers-sink-demo.sh

Microphone source connector

This demo records and immediately plays back audio using the microphone source and speakers sink connectors. Beware of feedback! It's recommended to use a low-gain microphone and/or headphones when running this demo.

To run the demo:

bin/microphone-source-demo.sh

Loop pedal

This demo uses Kafka Connect and Kafka Streams to implement a loop pedal. Use the left/up/page up keys to toggle looping, and the right/down/page down keys to clear loops.

To run the demo:

bin/loop-demo.sh

Bostreamian Rhapsody

This demo uses Kafka Connect and Kafka Streams to implement toggleable reverb and distortion effects in real time. Use the left/up/page up keys to toggle distortion.

To run the demo:

bin/bostreamian-rhapsody.sh