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import gradio as gr
import edge_tts
import asyncio
import tempfile
async def get_voices():
voices = await edge_tts.list_voices()
return {
f"{v['ShortName']} - {v['Locale']} ({v['Gender']})": v['ShortName']
for v in voices
}
async def text_to_speech(text, voice, rate, pitch):
if not text.strip():
return None, "Please enter text to convert."
if not voice:
return None, "Please select a voice."
short_name = voice.split(" - ")[0]
rate_str = f"{rate:+d}%"
pitch_str = f"{pitch:+d}Hz"
comm = edge_tts.Communicate(text, short_name, rate=rate_str, pitch=pitch_str)
with tempfile.NamedTemporaryFile(delete=False, suffix=".mp3") as tmp:
await comm.save(tmp.name)
return tmp.name, ""
def tts_interface(text, voice, rate, pitch):
# Run asyncio in sync function
audio_path, warning_text = asyncio.get_event_loop().run_until_complete(
text_to_speech(text, voice, rate, pitch)
)
# Return the file path (or None) and the warning string
return audio_path, warning_text
def build_ui():
voices = asyncio.get_event_loop().run_until_complete(get_voices())
with gr.Blocks(analytics_enabled=False) as demo:
gr.Markdown("# 🎙️ Edge TTS Text-to-Speech")
with gr.Row():
with gr.Column():
gr.Markdown("## Text-to-Speech with Microsoft Edge TTS")
gr.Markdown(
"Convert text to speech using Microsoft Edge TTS. "
"Adjust rate/pitch: 0 is default, +/− to change."
)
with gr.Row():
text_input = gr.Textbox(label="Input Text", lines=5)
voice_dropdown = gr.Dropdown(
choices=list(voices.keys()),
label="Select Voice"
)
rate_slider = gr.Slider(-50, 50, value=0, label="Rate (%)")
pitch_slider = gr.Slider(-20, 20, value=0, label="Pitch (Hz)")
generate_btn = gr.Button("Generate Speech")
audio_out = gr.Audio(type="filepath", label="Output Audio")
warning_md = gr.Markdown("", label="Warning")
generate_btn.click(
fn=tts_interface,
inputs=[text_input, voice_dropdown, rate_slider, pitch_slider],
outputs=[audio_out, warning_md]
)
gr.Markdown(
"Try our Text-to-Video converter, or tweak rate/pitch for the perfect delivery!"
)
return demo
if __name__ == "__main__":
ui = build_ui()
# Launch synchronously—no .queue(), so no internal API schema error
ui.launch()
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