saymp3: TSS to mp3

saymp3.sh

#!/bin/bash

# Function to display usage instructions
usage() {
    echo "Usage: $0 [options] [\"Text to speak\"]"
    echo ""
    echo "Options:"
    echo "  -o, --output FILE     Output file name (default: output.mp3)"
    echo "  -l, --language CODE   Language code (en, es, fr, de, it, ja, zh, etc.)"
    echo "  -h, --help            Display this help message"
    echo ""
    echo "Examples:"
    echo "  $0 \"Hello World\"                     # Basic usage"
    echo "  $0 \"Hola Mundo\" -o greeting.mp3 -l es # Spanish with custom filename"
    echo "  echo \"Hello\" | $0                     # Pipe input"
    echo "  cat file.txt | $0 -l fr                # Pipe from file with French language"
    echo "  $0 -l list                            # List all available voices"
    exit 1
}

# Default values
OUTPUT_FILE="output.mp3"
LANGUAGE=""
VOICE=""
TEXT=""

# Check if we have stdin input (piped)
if [ -p /dev/stdin ]; then
    # Read from stdin
    TEXT=$(cat)
    PIPE_MODE=true
else
    PIPE_MODE=false
fi

# Parse arguments
while [[ $# -gt 0 ]]; do
    case $1 in
        -o|--output)
            OUTPUT_FILE="$2"
            shift 2
            ;;
        -l|--language)
            LANGUAGE="$2"
            shift 2
            ;;
        -h|--help)
            usage
            ;;
        *)
            # If we didn't get text from pipe, use this argument
            if [ "$PIPE_MODE" = false ]; then
                TEXT="$1"
            fi
            shift
            ;;
    esac
done

# Check if we have text to speak
if [ -z "$TEXT" ]; then
    echo "Error: No text provided to speak. Use piped input or provide text as an argument."
    usage
fi

# Select voice based on language code
if [ -n "$LANGUAGE" ]; then
    case "$LANGUAGE" in
        "en") VOICE="Alex" ;;          # English
        "es") VOICE="Juan" ;;          # Spanish
        "fr") VOICE="Thomas" ;;        # French
        "de") VOICE="Anna" ;;          # German
        "it") VOICE="Luca" ;;          # Italian
        "ja") VOICE="Kyoko" ;;         # Japanese
        "zh") VOICE="Tingting" ;;      # Chinese
        "pt") VOICE="Joana" ;;         # Portuguese
        "ru") VOICE="Milena" ;;        # Russian
        "ar") VOICE="Maged" ;;         # Arabic
        "nl") VOICE="Claire" ;;        # Dutch
        "sv") VOICE="Alva" ;;          # Swedish
        "da") VOICE="Magnus" ;;        # Danish
        "fi") VOICE="Satu" ;;          # Finnish
        "no") VOICE="Nora" ;;          # Norwegian
        "ko") VOICE="Yuna" ;;          # Korean
        "pl") VOICE="Zosia" ;;         # Polish
        "cs") VOICE="Zuzana" ;;        # Czech
        "el") VOICE="Melina" ;;        # Greek
        "tr") VOICE="Yelda" ;;         # Turkish
        "hu") VOICE="Mariska" ;;       # Hungarian
        "list")
            echo "Available voices on your system:"
            say -v "?"
            exit 0
            ;;
        *) echo "Warning: Unknown language code '$LANGUAGE'. Using system default voice."
           VOICE="" ;;
    esac
    
    if [ -n "$VOICE" ]; then
        VOICE_PARAM="-v $VOICE"
        echo "Using voice: $VOICE for language: $LANGUAGE"
    fi
fi

# Remove .mp3 extension if present to avoid issues
BASE_NAME="${OUTPUT_FILE%.mp3}"
TEMP_AIFF="${BASE_NAME}_temp.aiff"

# Check if ffmpeg is installed
if ! command -v ffmpeg &> /dev/null; then
    echo "Error: ffmpeg is not installed. Please install it first."
    echo "You can install it with: brew install ffmpeg"
    exit 1
fi

# Use the say command to save the text as temporary aiff audio
if [ -n "$VOICE_PARAM" ]; then
    say $VOICE_PARAM -o "$TEMP_AIFF" "$TEXT"
else
    say -o "$TEMP_AIFF" "$TEXT"
fi

# Check if the say command was successful
if [ $? -ne 0 ]; then
    echo "Error: Failed to create audio file with say command"
    exit 1
fi

# Convert the aiff to mp3 using ffmpeg
ffmpeg -i "$TEMP_AIFF" -y -acodec libmp3lame -ab 128k "${BASE_NAME}.mp3" -loglevel error

# Check if the conversion was successful
if [ $? -eq 0 ]; then
    # Remove the temporary aiff file
    rm "$TEMP_AIFF"
    echo "Audio successfully saved to: ${BASE_NAME}.mp3"
else
    echo "Error: Failed to convert to mp3"
    # Keep the aiff file in case user wants it
    echo "Temporary AIFF file is available at: $TEMP_AIFF"
    exit 1
fi

Basic usage

./sayit.sh "Hello World"

Pipe input

echo "Ciao" | ./sayit.sh

Pipe input with language specification

echo "Hola mundo" | ./sayit.sh --language es

Pipe from a file with custom output name

cat message.txt | ./sayit.sh --output message.mp3

List available voices

./sayit.sh --language list