Add scripts

scripts/discord_app_audio.sh

@@ -0,0 +1,103 @@
+#!/usr/bin/env bash
+
+### CONFIG ###
+# Name of the virtual sink
+SINK_NAME="discord_sink"
+
+# Name of your real output device (auto-detected later)
+REAL_OUTPUT=""
+################
+
+set -e
+
+echo "=== Discord App-Audio Routing Script ==="
+echo "This will route ONLY one chosen application's audio to Discord."
+echo
+
+SINK_INPUTS=$(pactl list short sink-inputs | awk '{print $1}')
+
+if [[ -z "$SINK_INPUTS" ]]; then
+    echo "No audio streams detected. Make sure the target app is playing audio!"
+    exit 1
+fi
+
+i=1
+declare -A ID_MAP
+
+for ID in $SINK_INPUTS; do
+  CLIENT_ID=$(pactl list short sink-inputs | awk -v id="$ID" '$1 == id {print $3}')
+  CLIENT_NAME=$(pactl list short clients | awk -v cid="$CLIENT_ID" '$1 == cid {print $3}')
+
+  # Remove quotes around client names, if any
+  CLIENT_NAME=${CLIENT_NAME//\"/}
+
+  echo "$i) $CLIENT_NAME (sink-input $ID)"
+  ID_MAP[$i]=$ID
+  i=$((i+1))
+done
+
+echo
+read -p "Select the number of the app to route to Discord: " CHOICE
+echo
+
+TARGET_ID=${ID_MAP[$CHOICE]}
+
+if [[ -z "$TARGET_ID" ]]; then
+    echo "Invalid choice."
+    exit 1
+fi
+
+echo $TARGET_ID
+
+# --- Detect real output device ---
+echo "[*] Detecting your real output device..."
+REAL_OUTPUT=$(pactl list short sinks | grep -E "RUNNING|IDLE" | head -n1 | awk '{print $2}')
+
+if [[ -z "$REAL_OUTPUT" ]]; then
+    echo "Could not automatically detect real output device! Exiting."
+    exit 1
+fi
+
+echo "    -> Real output device: $REAL_OUTPUT"
+echo
+
+# --- Create virtual sink ---
+echo "[*] Creating virtual sink '$SINK_NAME'..."
+pactl load-module module-null-sink sink_name=$SINK_NAME sink_properties=device.description="Discord_Share_Audio" >/dev/null
+
+# Virtual monitor name
+MONITOR="${SINK_NAME}.monitor"
+
+# --- Make virtual sink default ---
+echo "[*] Setting virtual sink as default output..."
+pactl set-default-sink $SINK_NAME
+
+# --- Create loopback so you can hear things ---
+echo "[*] Creating loopback so you hear the audio normally..."
+LOOPBACK_ID=$(pactl load-module module-loopback source=$MONITOR sink=$REAL_OUTPUT latency_msec=1)
+echo "    -> Loopback module: $LOOPBACK_ID"
+echo
+
+echo "[*] Routing selected app (${TARGET_ID}) to $SINK_NAME..."
+pactl move-sink-input "$TARGET_ID" "$SINK_NAME"
+
+echo
+echo "==========================================================="
+echo "✔ Routing complete."
+echo "Start Discord screen share now — it will capture ONLY this app."
+echo
+echo "When you're done, press ENTER to restore normal audio."
+echo "==========================================================="
+read -p ""
+
+# --- Cleanup ---
+echo "[*] Restoring your real default output..."
+pactl set-default-sink $REAL_OUTPUT
+
+echo "[*] Removing loopback..."
+pactl unload-module "$LOOPBACK_ID"
+
+echo "[*] Removing virtual sink..."
+pactl unload-module module-null-sink
+
+echo "✔ Done. Audio restored."