Update app.py

app.py

@@ -1,37 +1,53 @@
 import gradio as gr
 from gtts import gTTS
-from langdetect import detect
+from pydub import AudioSegment
+from pydub.playback import play
+from io import BytesIO
 
-# Step 1: Define a function to detect language and convert text to speech
-def auto_detect_tts(prompt):
-    try:
-        # Detect language of the input text
-        lang_code = detect(prompt)
-        
-        # Convert the input text to speech
-        tts = gTTS(prompt, lang=lang_code)
-        audio_file = f"output_{lang_code}.mp3"
-        tts.save(audio_file)
-        
-        return f"Detected language: {lang_code.upper()} ({prompt})", audio_file
-    except Exception as e:
-        return f"Error: {str(e)}", None
+# Step 1: Define a function to generate and merge TTS audio for multiple languages
+def multilingual_tts(korean_text, english_text, russian_text, bulgarian_text):
+    # Language mapping
+    texts = {
+        "ko": korean_text,
+        "en": english_text,
+        "ru": russian_text,
+        "bg": bulgarian_text,
+    }
+    
+    combined_audio = AudioSegment.silent(duration=0)  # Empty audio to start
+    
+    for lang, text in texts.items():
+        if text.strip():  # Process only if text is provided
+            tts = gTTS(text, lang=lang)
+            audio_file = BytesIO()
+            tts.write_to_fp(audio_file)
+            audio_file.seek(0)
+            tts_audio = AudioSegment.from_file(audio_file, format="mp3")
+            combined_audio += tts_audio + AudioSegment.silent(duration=500)  # Add silence between languages
+    
+    # Save combined audio to a file
+    output_file = "combined_output.mp3"
+    combined_audio.export(output_file, format="mp3")
+    
+    return output_file
 
 # Step 2: Create Gradio interface
 with gr.Blocks() as demo:
-    gr.Markdown("## Auto-Detect Language Text-to-Speech (TTS)")
+    gr.Markdown("## Multilingual TTS: Generate a Single Audio File")
     
     with gr.Row():
-        input_prompt = gr.Textbox(label="Enter your text:")
+        korean_input = gr.Textbox(label="Enter Korean Text:", placeholder="안녕하세요")
+        english_input = gr.Textbox(label="Enter English Text:", placeholder="Hello")
+        russian_input = gr.Textbox(label="Enter Russian Text:", placeholder="Привет")
+        bulgarian_input = gr.Textbox(label="Enter Bulgarian Text:", placeholder="Здравейте")
     
-    output_text = gr.Textbox(label="Status")
     output_audio = gr.Audio(label="Generated Speech", type="filepath")
     generate_button = gr.Button("Generate Speech")
     
     generate_button.click(
-        auto_detect_tts, 
-        inputs=input_prompt, 
-        outputs=[output_text, output_audio]
+        multilingual_tts, 
+        inputs=[korean_input, english_input, russian_input, bulgarian_input], 
+        outputs=output_audio
     )
 
 # Run the app