add read me

speak_direct.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+
+# --- CONFIGURATION ---
+# Use HAL as default since we know it exists
+DEFAULT_VOICE="en_US-hal_6409-medium.onnx"
+
+# Paths
+PIPER_BIN="/home/sam/speech_piper/piper/piper"
+MODEL_DIR="/home/sam/speech_piper/data"
+SNAP_IP="127.0.0.1"
+SNAP_PORT="4953"
+
+# --- INPUTS ---
+TEXT="$1"
+VOICE="${2:-$DEFAULT_VOICE}"
+SPEED="${3:-1.0}"
+
+if [ -z "$TEXT" ]; then echo "Missing text"; exit 1; fi
+
+# 1. Generate WAV (Piper handles the voice's native rate)
+TMP_WAV="/tmp/piper_tts_$(date +%s).wav"
+
+echo "$TEXT" | \
+"$PIPER_BIN" --model "$MODEL_DIR/$VOICE" --output_file "$TMP_WAV" --length-scale "$SPEED"
+
+if [ ! -f "$TMP_WAV" ]; then
+    echo "Error: Piper failed."
+    exit 1
+fi
+
+# 2. Convert to 48k Stereo (Standard Snapcast Format)
+# -r 48000 : Resample to 48k
+# -c 2     : Convert Mono to Stereo (fixes "one ear" scratchiness)
+# -b 16    : Force 16-bit signed integer
+sox "$TMP_WAV" \
+    -t raw -r 48000 -c 2 -b 16 -e signed-integer - \
+    vol 0.8 pad 0 1.0 | \
+nc -q 1 $SNAP_IP $SNAP_PORT
+
+rm "$TMP_WAV"