Add Bash inference script

inference.sh

@@ -0,0 +1,106 @@
+#!/bin/bash
+
+# Standalone inference script for Saudi MSA Piper TTS
+# Usage: ./inference.sh "Arabic text here" output.wav
+
+set -e
+
+# Configuration
+MODEL_FILE="${MODEL_FILE:-saudi_msa_epoch455.onnx}"
+CONFIG_FILE="${CONFIG_FILE:-saudi_msa_epoch455.onnx.json}"
+
+# Colors for output
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+# Function to print colored messages
+print_success() {
+    echo -e "${GREEN}✓${NC} $1"
+}
+
+print_error() {
+    echo -e "${RED}✗${NC} $1"
+}
+
+print_info() {
+    echo -e "${YELLOW}ℹ${NC} $1"
+}
+
+# Check if piper is installed
+if ! command -v piper &> /dev/null; then
+    print_error "piper command not found"
+    echo ""
+    echo "Please install piper-tts:"
+    echo "  pip install piper-tts"
+    echo ""
+    echo "Or use the Python script:"
+    echo "  python3 inference.py -t \"Arabic text\" -o output.wav"
+    exit 1
+fi
+
+# Check if model file exists
+if [ ! -f "$MODEL_FILE" ]; then
+    print_error "Model file not found: $MODEL_FILE"
+    echo ""
+    echo "Please download the model from:"
+    echo "  https://huggingface.co/ISTNetworks/saudi-msa-piper"
+    exit 1
+fi
+
+# Get text and output file
+if [ $# -eq 0 ]; then
+    echo "Usage: $0 \"Arabic text\" [output.wav]"
+    echo ""
+    echo "Examples:"
+    echo "  $0 \"مرحبا بك\" output.wav"
+    echo "  echo \"مرحبا بك\" | $0 - output.wav"
+    echo "  cat text.txt | $0 - output.wav"
+    echo ""
+    echo "Environment variables:"
+    echo "  MODEL_FILE - Path to ONNX model (default: saudi_msa_epoch455.onnx)"
+    echo "  CONFIG_FILE - Path to config file (default: saudi_msa_epoch455.onnx.json)"
+    exit 1
+fi
+
+TEXT="$1"
+OUTPUT="${2:-output.wav}"
+
+# Read from stdin if text is "-"
+if [ "$TEXT" = "-" ]; then
+    print_info "Reading text from stdin..."
+    TEXT=$(cat)
+fi
+
+# Check if text is empty
+if [ -z "$TEXT" ]; then
+    print_error "No text provided"
+    exit 1
+fi
+
+# Synthesize
+print_info "Model: $MODEL_FILE"
+print_info "Text: $TEXT"
+print_info "Output: $OUTPUT"
+echo ""
+
+echo "$TEXT" | piper --model "$MODEL_FILE" --output_file "$OUTPUT"
+
+if [ $? -eq 0 ]; then
+    print_success "Audio generated successfully: $OUTPUT"
+    
+    # Show file info if 'file' command is available
+    if command -v file &> /dev/null; then
+        file "$OUTPUT"
+    fi
+    
+    # Show file size
+    if command -v du &> /dev/null; then
+        SIZE=$(du -h "$OUTPUT" | cut -f1)
+        echo "File size: $SIZE"
+    fi
+else
+    print_error "Failed to generate audio"
+    exit 1
+fi