pipi cucu

cht/stream/ffmpeg.py

@@ -111,9 +111,14 @@ def extract_scene_frames(input_path, output_dir, scene_threshold=0.10,
     except ffmpeg.Error as e:
         # ffmpeg may exit non-zero on growing files (corrupt tail) but still
         # produce valid frames. Return the stderr for parsing anyway.
-        log.debug("ffmpeg exited with error (may still have valid frames)")
-        stdout = e.stdout or b""
         stderr = e.stderr or b""
+        err_text = stderr.decode("utf-8", errors="replace")
+        # Log the last meaningful line so we can see the real cause
+        for line in reversed(err_text.splitlines()):
+            if line.strip() and not line.startswith("  "):
+                log.debug("ffmpeg scene error: %s", line.strip())
+                break
+        stdout = e.stdout or b""
     return stdout.decode("utf-8", errors="replace"), stderr.decode("utf-8", errors="replace")