Create generate_voice.py

generate_voice.py

@@ -0,0 +1,29 @@
+# generate_voice.py
+
+import os
+from gtts import gTTS
+from pathlib import Path
+import hashlib
+
+ASSET_DIR = "assets/audio"
+Path(ASSET_DIR).mkdir(parents=True, exist_ok=True)
+
+def generate_audio_for_slides(slides, lang="en"):
+    audio_paths = []
+
+    for i, text in enumerate(slides):
+        # Hash to avoid repeated files
+        file_hash = hashlib.md5(text.encode()).hexdigest()
+        audio_file = os.path.join(ASSET_DIR, f"{file_hash}.mp3")
+
+        if not os.path.exists(audio_file):
+            try:
+                tts = gTTS(text=text, lang=lang)
+                tts.save(audio_file)
+            except Exception as e:
+                print(f"Voice gen failed for slide {i}: {e}")
+                continue
+
+        audio_paths.append(audio_file)
+
+    return audio_paths