truncate long files to fit cap, show which files truncated/skipped

app.py

@@ -490,22 +490,42 @@ def gradio_main():
         import librosa as _lr
         total_dur = 0.0
         accepted = 0
-        skipped = 0
+        skipped_names = []
+        truncated_names = []
         for f in audio_files:
             src = f.name if hasattr(f, "name") else str(f)
+            fname = os.path.basename(src)
             try:
                 dur = _lr.get_duration(path=src)
             except Exception:
                 dur = 0.0
-            if total_dur + dur > MAX_TOTAL_AUDIO and accepted > 0:
-                skipped += 1
+            remaining = MAX_TOTAL_AUDIO - total_dur
+            if remaining <= 0:
+                skipped_names.append(fname)
                 continue
-            shutil.copy2(src, os.path.join(audio_dir, os.path.basename(src)))
-            total_dur += dur
-            accepted += 1
-
-        if skipped > 0:
-            _log(f"[WARN] Skipped {skipped} files to stay under {MAX_TOTAL_AUDIO/60:.0f} min limit")
+            if dur > remaining:
+                # Truncate this file to fit
+                import soundfile as _sf
+                y, sr = _lr.load(src, sr=None, mono=False)
+                max_samples = int(remaining * sr)
+                if y.ndim == 1:
+                    y = y[:max_samples]
+                else:
+                    y = y[:, :max_samples]
+                dst = os.path.join(audio_dir, fname)
+                _sf.write(dst, y.T if y.ndim > 1 else y, sr)
+                truncated_names.append(f"{fname} ({dur:.0f}s -> {remaining:.0f}s)")
+                total_dur += remaining
+                accepted += 1
+            else:
+                shutil.copy2(src, os.path.join(audio_dir, fname))
+                total_dur += dur
+                accepted += 1
+
+        if truncated_names:
+            _log(f"[WARN] Truncated: {', '.join(truncated_names)}")
+        if skipped_names:
+            _log(f"[WARN] Skipped (over {MAX_TOTAL_AUDIO/60:.0f} min cap): {', '.join(skipped_names)}")
         _log(f"[INFO] Total audio: {total_dur:.0f}s ({total_dur/60:.1f} min), {accepted} files")
 
         _log(f"[INFO] LoRA: '{lora_name}' | Files: {len(audio_files)} | "