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produce preview picture

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This commit is contained in:
Shuming Liu
2026-01-30 14:48:27 +08:00
parent c01b1f41be
commit b0567158be
1 changed files with 20 additions and 9 deletions
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29
video_cleaner.py
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@@ -42,7 +42,7 @@ class VideoCleaner:
return True return True
def should_keep_video(self, video_path): def should_keep_video(self, video_path, save_preview_path=None):
""" """
Scans the video to see if it should be kept. Scans the video to see if it should be kept.
Kept if: (It's not a night-only video) AND (Human is detected). Kept if: (It's not a night-only video) AND (Human is detected).
@@ -93,15 +93,21 @@ class VideoCleaner:
if len(results[0].boxes) > 0: if len(results[0].boxes) > 0:
if is_color: if is_color:
# --- DEBUG: Save the frame that triggered detection --- # --- DEBUG: Save the frame that triggered detection ---
if debugmode : if debugmode or save_preview_path:
debug_dir = Path("debug_detections")
debug_dir.mkdir(exist_ok=True)
debug_filename = debug_dir / f"detected_{video_path.stem}_frame_{i}.jpg"
# Draw boxes on the frame for visualization # Draw boxes on the frame for visualization
annotated_frame = results[0].plot() annotated_frame = results[0].plot()
cv2.imwrite(str(debug_filename), annotated_frame)
print(f"DEBUG: Saved detection image to {debug_filename}") if debugmode:
debug_dir = Path("debug_detections")
debug_dir.mkdir(exist_ok=True)
debug_filename = debug_dir / f"detected_{video_path.stem}_frame_{i}.jpg"
cv2.imwrite(str(debug_filename), annotated_frame)
print(f"DEBUG: Saved detection image to {debug_filename}")
if save_preview_path:
save_preview_path.parent.mkdir(parents=True, exist_ok=True)
cv2.imwrite(str(save_preview_path), annotated_frame)
print(f"INFO: Saved preview image to {save_preview_path}")
cap.release() cap.release()
return True, "Human detected in color mode" return True, "Human detected in color mode"
@@ -122,7 +128,12 @@ class VideoCleaner:
if datetime.now() - mtime < self.age_limit: if datetime.now() - mtime < self.age_limit:
return False # 表示因为时间太新没处理 return False # 表示因为时间太新没处理
keep, reason = self.should_keep_video(video_path) # Calculate target path for preview image
rel_path = video_path.relative_to(input_base_dir)
output_path = processed_base_dir / rel_path
preview_path = output_path.with_suffix('.jpg')
keep, reason = self.should_keep_video(video_path, save_preview_path=preview_path)
if keep: if keep:
print(f"Action: KEEP {video_path.name} - Reason: {reason}") print(f"Action: KEEP {video_path.name} - Reason: {reason}")
self.move_to_processed(video_path, processed_base_dir, input_base_dir) self.move_to_processed(video_path, processed_base_dir, input_base_dir)