CLI Lofi Radio (Go + ffplay)

A simple CLI radio player that streams lofi stations using ffplay (from FFmpeg).

Dependencies

• Go 1.20+
• FFmpeg (provides ffplay)
• yt-dlp (for resolving YouTube stream URLs)

On Ubuntu/Debian:

sudo apt update && sudo apt install -y ffmpeg python3-pip
python3 -m pip install --upgrade yt-dlp

Verify:

ffplay -version
yt-dlp --version

Build

go build ./cmd/radio

This produces a radio binary in the project root.

Run

Interactive mode (default):

./radio

Standard mode with flags:

./radio -station 2 -volume 70 -i=false

List stations:

./radio -list

Controls

• [s] Stop playback
• [v] Change volume (0-100)
• [l] List all stations
• [viz] Toggle visualization note (no window; stub)
• [q] Quit
• [h] Help
• [1-5] Switch station

Notes

• Volume is applied via an ffmpeg volume filter using an approximate dB mapping.
• Visualization toggle is currently informational only and does not open a visual window in -nodisp mode.