app.py

import os
os.environ["NUMBA_DISABLE_CACHE"] = "1"

import gradio as gr
from docx import Document
from TTS.api import TTS
import tempfile

# Embedding the metadata directly into the script
SPEAKER_METADATA = {
    300: {"audio_id": 1, "age": 23, "gender": "F", "accent": "American"},
    271: {"audio_id": 1, "age": 19, "gender": "M", "accent": "Scottish"},
    287: {"audio_id": 1, "age": 23, "gender": "M", "accent": "English"},
    262: {"audio_id": 1, "age": 23, "gender": "F", "accent": "Scottish"},
    284: {"audio_id": 1, "age": 20, "gender": "M", "accent": "Scottish"},
    297: {"audio_id": 1, "age": 20, "gender": "F", "accent": "American"},
    227: {"audio_id": 1, "age": 38, "gender": "M", "accent": "English"},
    246: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Scottish"},
    225: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    259: {"audio_id": 1, "age": 23, "gender": "M", "accent": "English"},
    252: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Scottish"},
    231: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    266: {"audio_id": 1, "age": 22, "gender": "F", "accent": "Irish"},
    241: {"audio_id": 1, "age": 21, "gender": "M", "accent": "Scottish"},
    312: {"audio_id": 1, "age": 19, "gender": "F", "accent": "Canadian"},
    329: {"audio_id": 1, "age": 23, "gender": "F", "accent": "American"},
    232: {"audio_id": 1, "age": 23, "gender": "M", "accent": "English"},
    305: {"audio_id": 1, "age": 19, "gender": "F", "accent": "American"},
    311: {"audio_id": 1, "age": 21, "gender": "M", "accent": "American"},
    301: {"audio_id": 1, "age": 23, "gender": "F", "accent": "American"},
    304: {"audio_id": 1, "age": 22, "gender": "M", "accent": "NorthernIrish"},
    310: {"audio_id": 1, "age": 21, "gender": "F", "accent": "American"},
    260: {"audio_id": 1, "age": 21, "gender": "M", "accent": "Scottish"},
    315: {"audio_id": 1, "age": 18, "gender": "M", "accent": "American"},
    374: {"audio_id": 1, "age": 28, "gender": "M", "accent": "Australian"},
    364: {"audio_id": 1, "age": 23, "gender": "M", "accent": "Irish"},
    269: {"audio_id": 1, "age": 20, "gender": "F", "accent": "English"},
    345: {"audio_id": 1, "age": 22, "gender": "M", "accent": "American"},
    326: {"audio_id": 1, "age": 26, "gender": "M", "accent": "Australian"},
    343: {"audio_id": 1, "age": 27, "gender": "F", "accent": "Canadian"},
    230: {"audio_id": 1, "age": 22, "gender": "F", "accent": "English"},
    376: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Indian"},
    240: {"audio_id": 1, "age": 21, "gender": "F", "accent": "English"},
    298: {"audio_id": 1, "age": 19, "gender": "M", "accent": "Irish"},
    272: {"audio_id": 1, "age": 23, "gender": "M", "accent": "Scottish"},
    248: {"audio_id": 1, "age": 23, "gender": "F", "accent": "Indian"},
    264: {"audio_id": 1, "age": 23, "gender": "F", "accent": "Scottish"},
    250: {"audio_id": 1, "age": 22, "gender": "F", "accent": "English"},
    292: {"audio_id": 1, "age": 23, "gender": "M", "accent": "NorthernIrish"},
    237: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Scottish"},
    363: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Canadian"},
    313: {"audio_id": 1, "age": 24, "gender": "F", "accent": "Irish"},
    285: {"audio_id": 1, "age": 21, "gender": "M", "accent": "Scottish"},
    268: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    302: {"audio_id": 1, "age": 20, "gender": "M", "accent": "Canadian"},
    261: {"audio_id": 1, "age": 26, "gender": "F", "accent": "NorthernIrish"},
    336: {"audio_id": 1, "age": 18, "gender": "F", "accent": "SouthAfrican"},
    288: {"audio_id": 1, "age": 22, "gender": "F", "accent": "Irish"},
    226: {"audio_id": 1, "age": 22, "gender": "M", "accent": "English"},
    277: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    360: {"audio_id": 1, "age": 19, "gender": "M", "accent": "American"},
    257: {"audio_id": 1, "age": 24, "gender": "F", "accent": "English"},
    254: {"audio_id": 1, "age": 21, "gender": "M", "accent": "English"},
    339: {"audio_id": 1, "age": 21, "gender": "F", "accent": "American"},
    323: {"audio_id": 1, "age": 19, "gender": "F", "accent": "SouthAfrican"},
    255: {"audio_id": 1, "age": 19, "gender": "M", "accent": "Scottish"},
    249: {"audio_id": 1, "age": 22, "gender": "F", "accent": "Scottish"},
    293: {"audio_id": 1, "age": 22, "gender": "F", "accent": "NorthernIrish"},
    244: {"audio_id": 1, "age": 22, "gender": "F", "accent": "English"},
    245: {"audio_id": 1, "age": 25, "gender": "M", "accent": "Irish"},
    361: {"audio_id": 1, "age": 19, "gender": "F", "accent": "American"},
    314: {"audio_id": 1, "age": 26, "gender": "F", "accent": "SouthAfrican"},
    308: {"audio_id": 1, "age": 18, "gender": "F", "accent": "American"},
    229: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    341: {"audio_id": 1, "age": 26, "gender": "F", "accent": "American"},
    275: {"audio_id": 1, "age": 23, "gender": "M", "accent": "Scottish"},
    263: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Scottish"},
    253: {"audio_id": 1, "age": 22, "gender": "F", "accent": "Welsh"},
    299: {"audio_id": 1, "age": 25, "gender": "F", "accent": "American"},
    316: {"audio_id": 1, "age": 20, "gender": "M", "accent": "Canadian"},
    282: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    362: {"audio_id": 1, "age": 29, "gender": "F", "accent": "American"},
    294: {"audio_id": 1, "age": 33, "gender": "F", "accent": "American"},
    274: {"audio_id": 1, "age": 22, "gender": "M", "accent": "English"},
    279: {"audio_id": 1, "age": 23, "gender": "M", "accent": "English"},
    281: {"audio_id": 1, "age": 29, "gender": "M", "accent": "Scottish"},
    286: {"audio_id": 1, "age": 23, "gender": "M", "accent": "English"},
    258: {"audio_id": 1, "age": 22, "gender": "M", "accent": "English"},
    247: {"audio_id": 1, "age": 22, "gender": "M", "accent": "Scottish"},
    351: {"audio_id": 1, "age": 21, "gender": "F", "accent": "NorthernIrish"},
    283: {"audio_id": 1, "age": 24, "gender": "F", "accent": "Irish"},
    334: {"audio_id": 1, "age": 18, "gender": "M", "accent": "American"},
    333: {"audio_id": 1, "age": 19, "gender": "F", "accent": "American"},
    295: {"audio_id": 1, "age": 23, "gender": "F", "accent": "Irish"},
    330: {"audio_id": 1, "age": 26, "gender": "F", "accent": "American"},
    335: {"audio_id": 1, "age": 25, "gender": "F", "accent": "NewZealand"},
    228: {"audio_id": 1, "age": 22, "gender": "F", "accent": "English"},
    267: {"audio_id": 1, "age": 23, "gender": "F", "accent": "English"},
    273: {"audio_id": 1, "age": 18, "gender": "F", "accent": "English"}
}

# Load the TTS model
tts = TTS(model_name="tts_models/en/ljspeech/tacotron2-DDC", gpu=False)

# Extract speakers from metadata
def extract_speakers(voice_selection):
    speaker_choices = []
    for speaker_id, metadata in SPEAKER_METADATA.items():
        if voice_selection == "english":
            speaker_choices.append((
                str(speaker_id),
                f"p{speaker_id} ({metadata['gender']}, {metadata['accent']}, {metadata['age']} yrs)"
            ))
    return speaker_choices

# Update the speaker dropdown based on selected voice
def update_speaker_dropdown(voice_selection):
    speaker_choices = extract_speakers(voice_selection)
    visible = bool(speaker_choices)
    default = speaker_choices[0][0] if speaker_choices else None
    return gr.Dropdown.update(
        choices=speaker_choices,
        visible=visible,
        value=default
    )

# Generate speech to text
def generate_audio(voice_selection, speaker_selection, text_input):
    speaker_id = int(speaker_selection)
    temp_file = tempfile.mktemp(suffix=".wav")
    tts.tts_to_file(text_input, temp_file, speaker=speaker_id)
    return temp_file

# Gradio interface
with gr.Blocks() as demo:
    with gr.Row():
        with gr.Column():
            voice_dropdown = gr.Dropdown(
                choices=["english", "other"], 
                label="Select Voice",
                value="english"
            )
            speaker_dropdown = gr.Dropdown(
                label="Select Speaker",
                visible=False
            )
            text_input = gr.Textbox(label="Enter text")
            audio_output = gr.Audio(label="Generated Audio")
            
    voice_dropdown.change(
        fn=update_speaker_dropdown,
        inputs=voice_dropdown,
        outputs=speaker_dropdown
    )
    
    generate_button = gr.Button("Generate Audio")
    generate_button.click(generate_audio, inputs=[voice_dropdown, speaker_dropdown, text_input], outputs=audio_output)

demo.launch()