Update app.py

app.py

@@ -20,7 +20,7 @@ class TimingManager:
     def get_timing(self, duration):
         start_time = self.current_time
         end_time = start_time + duration
-        self.current_time = end_time + self.segment_gap
+        self.current_time = end_time + duration + self.segment_gap
         return start_time, end_time
 
 def get_audio_length(audio_file):
@@ -430,7 +430,14 @@ async def process_text_with_progress(
 ):
     # Input validation
     if not text or text.strip() == "":
-        return None, None, None, gr.update(value="", visible=True), gr.update(value="", visible=False), "Please enter some text to convert to speech."
+        # For error case, return empty strings for markdown links and None for audio,
+        # along with visibility updates for error_output
+        return (
+            None,  # audio_output
+            gr.update(value="", visible=False),  # srt_download_link
+            gr.update(value="", visible=False),  # audio_download_link
+            gr.update(value="Please enter some text to convert to speech.", visible=True) # error_output
+        )
     
     # Format pitch and rate strings
     pitch_str = f"{pitch:+d}Hz" if pitch != 0 else "+0Hz"
@@ -455,24 +462,32 @@ async def process_text_with_progress(
         )
         
         # Generate Markdown links for download that open in a new tab
-        srt_download_link = f'<a href="file={srt_path}" download="subtitles.srt" target="_blank">Download SRT</a>'
-        audio_download_link = f'<a href="file={audio_path}" download="audio.mp3" target="_blank">Download Audio</a>'
+        srt_download_link_html = f'<a href="file={srt_path}" download="subtitles.srt" target="_blank">Download SRT</a>'
+        audio_download_link_html = f'<a href="file={audio_path}" download="audio.mp3" target="_blank">Download Audio</a>'
 
-        # Return the paths for gr.Audio and Markdown for download links
+        # If successful, return results and hide error
         return (
-            audio_path,
-            gr.update(value=srt_download_link, visible=True), # Use gr.Markdown for SRT download
-            gr.update(value=audio_download_link, visible=True), # Use gr.Markdown for Audio download
-            gr.update(value="", visible=False), # Hide error message
-            "" # Clear error message
+            audio_path, # gr.Audio expects a file path
+            gr.update(value=srt_download_link_html, visible=True), # gr.Markdown for SRT download
+            gr.update(value=audio_download_link_html, visible=True), # gr.Markdown for Audio download
+            gr.update(value="", visible=False) # Hide error message
         )
     except TTSError as e:
         # Return specific TTS error
-        return None, gr.update(value="", visible=False), gr.update(value="", visible=False), gr.update(value=f"TTS Error: {str(e)}", visible=True), f"TTS Error: {str(e)}"
+        return (
+            None, # audio_output should be None on error
+            gr.update(value="", visible=False), # Hide SRT download link
+            gr.update(value="", visible=False), # Hide Audio download link
+            gr.update(value=f"TTS Error: {str(e)}", visible=True) # Show error message
+        )
     except Exception as e:
         # Return any other error
-        return None, gr.update(value="", visible=False), gr.update(value="", visible=False), gr.update(value=f"Unexpected error: {str(e)}", visible=True), f"Unexpected error: {str(e)}"
-
+        return (
+            None, # audio_output should be None on error
+            gr.update(value="", visible=False), # Hide SRT download link
+            gr.update(value="", visible=False), # Hide Audio download link
+            gr.update(value=f"Unexpected error: {str(e)}", visible=True) # Show error message
+        )
 
 # Voice options dictionary
 voice_options = {
@@ -579,14 +594,17 @@ with gr.Blocks(title="Advanced TTS with Configurable SRT Generation") as app:
     
     submit_btn = gr.Button("Generate Audio & Subtitles")
     
-    # Add error message component
-    error_output = gr.Textbox(label="Status", visible=False)
+    # Add error message component - it should be visible initially
+    # or its visibility handled in the return of the function
+    error_output = gr.Textbox(label="Status", visible=True) # Changed to visible=True for easier debugging.
+                                                            # You can set it to False if you want it hidden by default.
     
     with gr.Row():
         with gr.Column():
             audio_output = gr.Audio(label="Preview Audio")
         with gr.Column():
             # Change gr.File to gr.Markdown for download links
+            # Set initial values to empty string and visible=False to hide them on load
             srt_download_link = gr.Markdown(value="", visible=False, label="Download SRT")
             audio_download_link = gr.Markdown(value="", visible=False, label="Download Audio")
     
@@ -604,10 +622,9 @@ with gr.Blocks(title="Advanced TTS with Configurable SRT Generation") as app:
         ],
         outputs=[
             audio_output,
-            srt_download_link, # Output to Markdown component
-            audio_download_link, # Output to Markdown component
-            error_output,
-            error_output
+            srt_download_link,
+            audio_download_link,
+            error_output # Only one error_output here, as it's a single component
         ],
         api_name="generate"
     )