Linux Audio Sink Script

audio-sink-linux.sh

#!/bin/bash

# Colors for output
GREEN='\033[0;32m'
RED='\033[0;31m'
NC='\033[0m'

# Check command existence
command_exists() {
    command -v "$1" >/dev/null 2>&1
}

# Prompt user for sink name
read -p "Enter the desired name for the audio sink: " SINK_NAME

if [ -z "$SINK_NAME" ]; then
    echo -e "${RED}Sink name cannot be empty. Exiting.${NC}"
    exit 1
fi

echo -e "${GREEN}Checking for audio system...${NC}"

# Determine and configure based on the available audio system
if command_exists pactl info; then
    echo -e "${GREEN}PipeWire detected.${NC}"

    echo -e "${GREEN}Creating virtual sink and remapping source for PipeWire...${NC}"
    pactl load-module module-null-sink sink_name=${SINK_NAME} \
        sink_properties=device.description=${SINK_NAME}

    echo -e "${GREEN}Virtual sink '${SINK_NAME}' and remapped source created for PipeWire.${NC}"

elif command_exists pacmd info; then
    echo -e "${GREEN}PulseAudio detected.${NC}"

    echo -e "${GREEN}Creating virtual sink for PulseAudio...${NC}"
    if pacmd load-module module-null-sink sink_name=${SINK_NAME} && \
       pacmd update-sink-proplist ${SINK_NAME} device.description=${SINK_NAME}; then

        echo -e "${GREEN}Adding loopback to virtual sink for PulseAudio...${NC}"
        if pacmd load-module module-loopback sink=${SINK_NAME}; then
            echo -e "${GREEN}Virtual sink '${SINK_NAME}' created for PulseAudio.${NC}"
        else
            echo -e "${RED}Failed to create loopback module.${NC}"
            exit 1
        fi
    else
        echo -e "${RED}Failed to create virtual sink.${NC}"
        exit 1
    fi

else
    echo -e "${RED}No compatible audio system detected. Please ensure you have PulseAudio or PipeWire installed.${NC}"
    exit 1
fi

echo -e "${GREEN}Setup Complete!${NC}"