feat: rename video analyzer to face detector, add global cache, and introduce scene detector node

- Renamed `VideoAnalyzerWithAudio` to `VideoAnalyzerFaceDetector`.
- Introduced `VIDEO_ANALYSIS_CACHE` and `current_loop_index` for cycle caching.
- Created `VideoAnalyzerSceneDetector` to detect scene changes via pixel difference.
- Added dynamic reference frame preview functionality outside the caching logic.
- Registered nodes with proper display names in `__init__.py`.
This commit is contained in:
Meisoftcoltd
2026-04-24 21:29:55 +00:00
parent d4e507af7c
commit 5983ff65b4
9 changed files with 681 additions and 117 deletions
+2 -1
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@@ -26,7 +26,8 @@ NODE_DISPLAY_NAME_MAPPINGS.update({
"SessionImageReceiver": "📥 Session Image Receiver",
"SessionImageSender": "📤 Session Image Sender",
"IncrementalVideoStitcher": "🎞️ Incremental Auto-Stitcher",
"VideoAnalyzerWithAudio": "🕵️ Video Analyzer Face detector + Audio",
"VideoAnalyzerFaceDetector": "🕵️ Video Analyzer Face detector + Audio",
"VideoAnalyzerSceneDetector": "🎬 Video Analyzer Scene detector",
"AutoLoopCalculator": "📊 Auto Loop Calculator",
"AutoLoopCalculatorWan": "📊 Auto Loop Calculator (WanVideo 3dVAE)",
"AutoLoopCalculatorLTX": "📊 Auto Loop Calculator (LTX 2.3)",
+149
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@@ -0,0 +1,149 @@
import re
def update_node():
with open('video.py', 'r') as f:
content = f.read()
scene_detector_code = """
@register_node
class VideoAnalyzerSceneDetector:
@classmethod
def INPUT_TYPES(cls):
input_dir = folder_paths.get_input_directory()
files = []
if os.path.exists(input_dir):
files = [f for f in os.listdir(input_dir) if f.split('.')[-1].lower() in ['webm', 'mp4', 'mkv', 'gif', 'mov']]
return {
"required": {
"video": (sorted(files), {"forceInput": False, "video_upload": True}),
"reference_frame_idx": ("INT", {"default": 0, "min": 0, "max": 100000}),
"scene_threshold": ("FLOAT", {"default": 25.0, "min": 5.0, "max": 150.0}),
},
"optional": {
"current_loop_index": ("INT", {"default": 0, "forceInput": True}),
}
}
RETURN_TYPES = ("*", "INT", "FLOAT", "AUDIO", "FACE_CUTS", "IMAGE", "STRING")
RETURN_NAMES = ("video_path", "total_frames", "source_fps", "source_audio", "scene_cuts_list", "reference_frame", "log")
OUTPUT_NODE = True
FUNCTION = "analyze"
CATEGORY = "🔁 Sequential Batcher/Video"
@classmethod
def IS_CHANGED(cls, video, reference_frame_idx, scene_threshold, **kwargs):
if isinstance(video, list):
video_str = "".join(video)
else:
video_str = str(video)
return f"{video_str}_{reference_frame_idx}_{scene_threshold}"
@classmethod
def VALIDATE_INPUTS(cls, **kwargs):
return True
def analyze(self, video, reference_frame_idx, scene_threshold, current_loop_index=0, **kwargs):
log_output = []
def _log(msg):
print(msg)
log_output.append(str(msg))
video_path = video if os.path.exists(video) else folder_paths.get_annotated_filepath(video)
cache_key = f"{video_path}_scene"
# --- LÓGICA DE CACHÉ / RECUPERACIÓN ---
if current_loop_index > 0 and cache_key in VIDEO_ANALYSIS_CACHE:
_log(f"♻️ [Scene Detector] Ciclo {current_loop_index}: Recuperando análisis del caché.")
cached = VIDEO_ANALYSIS_CACHE[cache_key]
frame_count, source_fps, source_audio, scene_cuts = cached
else:
# Análisis completo (Solo Ciclo 0 o primer arranque)
_log(f"🎬 [Scene Detector] Ciclo {current_loop_index}: Iniciando análisis profundo...")
frame_count = 0
source_fps = 0.0
source_audio = None
scene_cuts = []
if HAS_OPENCV:
cap = cv2.VideoCapture(video_path)
frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
source_fps = float(cap.get(cv2.CAP_PROP_FPS))
# Extracción de Audio
try:
waveform, sample_rate = torchaudio.load(video_path)
source_audio = {"waveform": waveform.unsqueeze(0), "sample_rate": sample_rate}
_log(f" -> 🎵 Audio extraído correctamente ({sample_rate}Hz)")
except Exception as e:
source_audio = None
_log(f" -> ⚠️ Sin audio o error al extraer: {e}")
# Detección de cortes
_log(f" -> 🎬 Iniciando escaneo de escenas (Umbral Diferencia: {scene_threshold})...")
prev_gray = None
pbar = tqdm(total=frame_count, desc="🎬 Analizando Escenas")
comfy_pbar = comfy.utils.ProgressBar(frame_count)
for idx in range(frame_count):
ret, frame = cap.read()
if not ret: break
small = cv2.resize(frame, (128, 128))
gray = cv2.cvtColor(small, cv2.COLOR_BGR2GRAY)
if prev_gray is not None:
score = np.mean(cv2.absdiff(gray, prev_gray))
if score > scene_threshold:
scene_cuts.append(idx)
# _log(f" 🎞️ Corte de escena detectado en frame [{idx}] (Puntuación: {score:.2f})")
prev_gray = gray
pbar.update(1)
comfy_pbar.update(1)
pbar.close()
cap.release()
_log(f" -> ✅ Encontrados {len(scene_cuts)} cambios de escena fuertes.")
else:
_log(" -> ❌ ERROR: OpenCV no está instalado. Ejecuta: pip install opencv-python")
# Guardar en caché
VIDEO_ANALYSIS_CACHE[cache_key] = (frame_count, source_fps, source_audio, scene_cuts)
# --- EXTRACCIÓN DINÁMICA DEL FRAME DE REFERENCIA (Siempre se ejecuta) ---
ui_result = {}
if HAS_OPENCV:
cap = cv2.VideoCapture(video_path)
safe_ref_idx = min(reference_frame_idx, max(0, frame_count - 1)) if frame_count > 0 else 0
cap.set(cv2.CAP_PROP_POS_FRAMES, safe_ref_idx)
ret, frame = cap.read()
if ret:
ref_frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
ref_tensor = torch.from_numpy(ref_frame_rgb).float() / 255.0
ref_tensor = ref_tensor.unsqueeze(0)
from PIL import Image
preview_name = f"preview_scene_{uuid.uuid4().hex[:5]}.png"
Image.fromarray(ref_frame_rgb).save(os.path.join(folder_paths.get_temp_directory(), preview_name))
ui_result = {"images": [{"filename": preview_name, "subfolder": "", "type": "temp"}]}
else:
ref_tensor = torch.zeros((1, 64, 64, 3))
cap.release()
else:
ref_tensor = torch.zeros((1, 64, 64, 3))
_log(f"{'='*50}\\n")
return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, scene_cuts, ref_tensor, "\\n".join(log_output))}
"""
# Insert after VideoAnalyzerFaceDetector class
end_of_class = 'return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, safe_faces, ref_tensor, "\\n".join(log_output))}'
idx = content.find(end_of_class)
if idx != -1:
insert_idx = idx + len(end_of_class) + 1
new_content = content[:insert_idx] + "\n" + scene_detector_code + "\n" + content[insert_idx:]
with open('video.py', 'w') as f:
f.write(new_content)
else:
print("Could not find the end of VideoAnalyzerFaceDetector")
if __name__ == '__main__':
update_node()
+12
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@@ -0,0 +1,12 @@
def fix():
with open('video.py', 'r') as f:
content = f.read()
content = content.replace('_log(f"{'+'=\'*50}\n")', '_log(f"{'+'=\'*50}\\n")')
content = content.replace('", "\n".join(log_output))}', '", "\\n".join(log_output))}')
with open('video.py', 'w') as f:
f.write(content)
if __name__ == '__main__':
fix()
+12
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@@ -0,0 +1,12 @@
def fix():
with open('video.py', 'r') as f:
content = f.read()
if 'from tqdm import tqdm' not in content:
content = 'from tqdm import tqdm\n' + content
with open('video.py', 'w') as f:
f.write(content)
if __name__ == '__main__':
fix()
+24
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@@ -0,0 +1,24 @@
import re
def update_node():
with open('video.py', 'r') as f:
content = f.read()
# Update INPUT_TYPES optional
content = re.sub(
r'"optional": \{\s*"bbox_detector": \("BBOX_DETECTOR", \),\s*# 💡 Puerto para YOLO/ONNX\s*\}',
'"optional": {\n "bbox_detector": ("BBOX_DETECTOR", ), # 💡 Puerto para YOLO/ONNX\n "current_loop_index": ("INT", {"default": 0, "forceInput": True}),\n }',
content
)
# Update analyze method signature
content = content.replace(
'def analyze(self, video, reference_frame_idx, use_face_detector, blur_threshold, unload_detector_after_analysis=True, bbox_detector=None, **kwargs):',
'def analyze(self, video, reference_frame_idx, use_face_detector, blur_threshold, unload_detector_after_analysis=True, bbox_detector=None, current_loop_index=0, **kwargs):'
)
with open('video.py', 'w') as f:
f.write(content)
if __name__ == '__main__':
update_node()
+30
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@@ -0,0 +1,30 @@
import re
def update_node():
with open('video.py', 'r') as f:
content = f.read()
# Find the analyze method of VideoAnalyzerFaceDetector
search_str = 'def analyze(self, video, reference_frame_idx, use_face_detector, blur_threshold, unload_detector_after_analysis=True, bbox_detector=None, current_loop_index=0, **kwargs):'
idx = content.find(search_str)
if idx == -1:
print("Analyze method not found")
return
# Find where to insert caching logic inside analyze
target_str = 'video_path = folder_paths.get_annotated_filepath(video)'
target_idx = content.find(target_str, idx)
if target_idx == -1:
print("Target string not found")
return
insert_idx = target_idx + len(target_str)
# We replace the original logic starting from _log(f"\n{'='*50}") until frame extraction
# Actually, let's completely rewrite the analyze method for VideoAnalyzerFaceDetector
pass
if __name__ == '__main__':
update_node()
+174
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@@ -0,0 +1,174 @@
import re
def update_node():
with open('video.py', 'r') as f:
content = f.read()
# Create the block to insert for caching
cache_logic = """
cache_key = f"{video_path}_face"
# --- LÓGICA DE CACHÉ / RECUPERACIÓN ---
if current_loop_index > 0 and cache_key in VIDEO_ANALYSIS_CACHE:
_log(f"♻️ [Face Detector] Ciclo {current_loop_index}: Recuperando análisis del caché.")
cached = VIDEO_ANALYSIS_CACHE[cache_key]
frame_count, source_fps, source_audio, safe_faces = cached
else:
# Análisis completo (Solo Ciclo 0 o primer arranque)
_log(f"🎬 [Face Detector] Ciclo {current_loop_index}: Iniciando análisis profundo...")
# 1. Extracción de Audio Íntegro
source_audio = None
try:
waveform, sample_rate = torchaudio.load(video_path)
source_audio = {"waveform": waveform.unsqueeze(0), "sample_rate": sample_rate}
_log(f" -> 🎵 Audio extraído correctamente ({sample_rate}Hz)")
except Exception as e:
_log(f" -> ⚠️ Sin audio o error al extraer: {e}")
# 2. Escaneo de OpenCV (Frames, Rostros y Referencia)
frame_count = 0
source_fps = 0.0
safe_faces = []
if not HAS_OPENCV:
_log(" -> ❌ ERROR: OpenCV no está instalado. Ejecuta: pip install opencv-python")
else:
cap = cv2.VideoCapture(video_path)
frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
source_fps = float(cap.get(cv2.CAP_PROP_FPS))
_log(f" -> 🎞️ Total Frames detectados: {frame_count}")
_log(f" -> ⏱️ FPS detectados: {source_fps}")
# Escaneo de Rostros
if bbox_detector is not None or use_face_detector:
_log(f" -> 🤖 Iniciando escaneo de rostros (Umbral: {blur_threshold})...")
if bbox_detector is not None:
_log(f" -> ⚡ Usando detector de rostros por GPU (YOLO/ONNX).")
else:
_log(f" -> 🐢 Usando detector de rostros por CPU (OpenCV).")
if HAS_OPENCV:
cascade_path = cv2.data.haarcascades + 'haarcascade_frontalface_default.xml'
face_cascade = cv2.CascadeClassifier(cascade_path)
cap.set(cv2.CAP_PROP_POS_FRAMES, 0) # Volver al inicio
_log(f" -> 🤖 Iniciando escaneo de rostros por GPU...")
# Silenciamos el logger de ultralytics antes de empezar
logging.getLogger("ultralytics").setLevel(logging.ERROR)
# Barra de progreso profesional (desc=Descripción, unit=unidad, leave=True para que no desaparezca)
pbar = tqdm(total=frame_count, desc="🔍 Analizando Rostros", unit="frame", dynamic_ncols=True)
comfy_pbar = comfy.utils.ProgressBar(frame_count)
for idx in range(frame_count):
ret, frame = cap.read()
if not ret: break
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
variance = cv2.Laplacian(gray, cv2.CV_64F).var()
faces_found = False
if variance > blur_threshold:
if bbox_detector is not None:
frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
img_tensor = torch.from_numpy(frame_rgb.astype(np.float32) / 255.0).unsqueeze(0).cpu()
try:
# 🤐 CÁPSULA DE VACÍO: Silenciamos TODO el ruido de la consola
with open(os.devnull, 'w') as fnull:
with redirect_stdout(fnull), redirect_stderr(fnull):
# Inferencia
res = bbox_detector.detect(img_tensor, 0.5, 10, 1.0, 10)
if isinstance(res, tuple):
segs = res[0]
else:
segs = res
if isinstance(segs, tuple) and len(segs) > 1 and isinstance(segs[1], list):
faces_found = len(segs[1]) > 0
elif isinstance(segs, list):
faces_found = len(segs) > 0
elif hasattr(segs, '__len__'):
faces_found = len(segs) > 0
except Exception as e:
_log(f" ❌ ERROR BBOX en frame {idx}: {e}")
else:
faces = face_cascade.detectMultiScale(gray, scaleFactor=1.1, minNeighbors=5, minSize=(30, 30))
faces_found = len(faces) > 0
if faces_found:
safe_faces.append(idx)
# _log(f" ✨ Rostro nítido detectado en frame [{idx}] (Varianza: {variance:.2f})")
pbar.update(1)
comfy_pbar.update(1)
pbar.close()
_log(f" -> ✅ Encontrados {len(safe_faces)} frames válidos con rostros.")
cap.release()
# Guardar en caché
VIDEO_ANALYSIS_CACHE[cache_key] = (frame_count, source_fps, source_audio, safe_faces)
# --- EXTRACCIÓN DINÁMICA DEL FRAME DE REFERENCIA (Siempre se ejecuta) ---
ui_result = {}
if HAS_OPENCV:
cap = cv2.VideoCapture(video_path)
safe_ref_idx = min(reference_frame_idx, max(0, frame_count - 1))
cap.set(cv2.CAP_PROP_POS_FRAMES, safe_ref_idx)
ret, frame = cap.read()
if ret:
ref_frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
ref_tensor = torch.from_numpy(ref_frame_rgb).float() / 255.0
ref_tensor = ref_tensor.unsqueeze(0)
_log(f" -> 🖼️ Frame de referencia extraído (Índice: {safe_ref_idx})")
from PIL import Image
preview_dir = folder_paths.get_temp_directory()
preview_name = f"preview_ref_{uuid.uuid4().hex[:5]}.png"
Image.fromarray(ref_frame_rgb).save(os.path.join(preview_dir, preview_name))
ui_result = {"images": [{"filename": preview_name, "subfolder": "", "type": "temp"}]}
else:
ref_tensor = torch.zeros((1, 64, 64, 3), dtype=torch.float32)
cap.release()
else:
ref_tensor = torch.zeros((1, 64, 64, 3), dtype=torch.float32)
# Liberar el detector de VRAM si se solicita y si se usó
if unload_detector_after_analysis and bbox_detector is not None and getattr(kwargs, 'unload_detector', True):
_log(f" -> 🧹 Limpiando BBOX_DETECTOR de la VRAM para ahorrar memoria...")
import gc
import comfy.model_management as mm
# Romper referencias
del bbox_detector
bbox_detector = None
gc.collect()
torch.cuda.empty_cache()
mm.soft_empty_cache()
_log(f"{'='*50}\n")
return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, safe_faces, ref_tensor, "\n".join(log_output))}
"""
import ast
# Instead of brittle regex, let's just find where to replace
# we replace from "# 1. Extracción de Audio Íntegro" to "return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, safe_faces, ref_tensor, "\n".join(log_output))}"
start_idx = content.find('# 1. Extracción de Audio Íntegro')
end_str = 'return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, safe_faces, ref_tensor, "\\n".join(log_output))}'
end_idx = content.find(end_str) + len(end_str)
if start_idx != -1 and end_idx != -1:
new_content = content[:start_idx] + cache_logic.strip() + '\n' + content[end_idx:]
with open('video.py', 'w') as f:
f.write(new_content)
else:
print("Could not find start/end markers")
if __name__ == '__main__':
update_node()
+27
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@@ -0,0 +1,27 @@
import sys
def modify_video_py():
with open('video.py', 'r') as f:
lines = f.readlines()
# Find the imports section
import_uuid_idx = -1
for i, line in enumerate(lines):
if line.startswith('import time'):
import_uuid_idx = i + 1
break
if import_uuid_idx != -1:
lines.insert(import_uuid_idx, 'import uuid\n')
# Add cache after imports
for i, line in enumerate(lines):
if line.startswith('try:'):
lines.insert(i, '\n# Caché persistente para evitar re-escaneos pesados de vídeo\nVIDEO_ANALYSIS_CACHE = {}\n\n')
break
with open('video.py', 'w') as f:
f.writelines(lines)
if __name__ == '__main__':
modify_video_py()
+251 -116
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@@ -10,12 +10,17 @@ import torchaudio
import folder_paths
import nodes
import time
import uuid
from . import register_node
# Aseguramos que torch esté disponible globalmente para los bloques de limpieza
import torch
# Intento de carga de OpenCV para el Director de Fotografía
# Caché persistente para evitar re-escaneos pesados de vídeo
VIDEO_ANALYSIS_CACHE = {}
try:
import cv2
import numpy as np
@@ -24,7 +29,7 @@ except ImportError:
HAS_OPENCV = False
@register_node
class VideoAnalyzerWithAudio:
class VideoAnalyzerFaceDetector:
@classmethod
def INPUT_TYPES(cls):
# 1. Obtenemos los archivos locales igual que VHS
@@ -50,6 +55,7 @@ class VideoAnalyzerWithAudio:
},
"optional": {
"bbox_detector": ("BBOX_DETECTOR", ), # 💡 Puerto para YOLO/ONNX
"current_loop_index": ("INT", {"default": 0, "forceInput": True}),
}
}
@@ -72,7 +78,7 @@ class VideoAnalyzerWithAudio:
# Bypass para permitir conexiones dinámicas (como descargas en curso)
return True
def analyze(self, video, reference_frame_idx, use_face_detector, blur_threshold, unload_detector_after_analysis=True, bbox_detector=None, **kwargs):
def analyze(self, video, reference_frame_idx, use_face_detector, blur_threshold, unload_detector_after_analysis=True, bbox_detector=None, current_loop_index=0, **kwargs):
log_output = []
def _log(msg):
print(msg)
@@ -87,153 +93,282 @@ class VideoAnalyzerWithAudio:
_log(f"🕵️ [Secuencial Batcher] NODO: Video Analyzer (Explorador)")
_log(f" -> Archivo resuelto: {video_path}")
# 1. Extracción de Audio Íntegro
source_audio = None
try:
waveform, sample_rate = torchaudio.load(video_path)
source_audio = {"waveform": waveform.unsqueeze(0), "sample_rate": sample_rate}
_log(f" -> 🎵 Audio extraído correctamente ({sample_rate}Hz)")
except Exception as e:
_log(f" -> ⚠️ Sin audio o error al extraer: {e}")
cache_key = f"{video_path}_face"
# 2. Escaneo de OpenCV (Frames, Rostros y Referencia)
frame_count = 0
source_fps = 0.0
safe_faces = []
ref_tensor = torch.zeros((1, 64, 64, 3), dtype=torch.float32) # Tensor negro de seguridad
ui_result = {}
if not HAS_OPENCV:
_log(" -> ❌ ERROR: OpenCV no está instalado. Ejecuta: pip install opencv-python")
# --- LÓGICA DE CACHÉ / RECUPERACIÓN ---
if current_loop_index > 0 and cache_key in VIDEO_ANALYSIS_CACHE:
_log(f"♻️ [Face Detector] Ciclo {current_loop_index}: Recuperando análisis del caché.")
cached = VIDEO_ANALYSIS_CACHE[cache_key]
frame_count, source_fps, source_audio, safe_faces = cached
else:
cap = cv2.VideoCapture(video_path)
frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
source_fps = float(cap.get(cv2.CAP_PROP_FPS))
_log(f" -> 🎞️ Total Frames detectados: {frame_count}")
_log(f" -> ⏱️ FPS detectados: {source_fps}")
# Análisis completo (Solo Ciclo 0 o primer arranque)
_log(f"🎬 [Face Detector] Ciclo {current_loop_index}: Iniciando análisis profundo...")
# 1. Extracción de Audio Íntegro
source_audio = None
try:
waveform, sample_rate = torchaudio.load(video_path)
source_audio = {"waveform": waveform.unsqueeze(0), "sample_rate": sample_rate}
_log(f" -> 🎵 Audio extraído correctamente ({sample_rate}Hz)")
except Exception as e:
_log(f" -> ⚠️ Sin audio o error al extraer: {e}")
# Extraer el Frame de Referencia específico
# 2. Escaneo de OpenCV (Frames, Rostros y Referencia)
frame_count = 0
source_fps = 0.0
safe_faces = []
if not HAS_OPENCV:
_log(" -> ❌ ERROR: OpenCV no está instalado. Ejecuta: pip install opencv-python")
else:
cap = cv2.VideoCapture(video_path)
frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
source_fps = float(cap.get(cv2.CAP_PROP_FPS))
_log(f" -> 🎞️ Total Frames detectados: {frame_count}")
_log(f" -> ⏱️ FPS detectados: {source_fps}")
# Escaneo de Rostros
if bbox_detector is not None or use_face_detector:
_log(f" -> 🤖 Iniciando escaneo de rostros (Umbral: {blur_threshold})...")
if bbox_detector is not None:
_log(f" -> ⚡ Usando detector de rostros por GPU (YOLO/ONNX).")
else:
_log(f" -> 🐢 Usando detector de rostros por CPU (OpenCV).")
if HAS_OPENCV:
cascade_path = cv2.data.haarcascades + 'haarcascade_frontalface_default.xml'
face_cascade = cv2.CascadeClassifier(cascade_path)
cap.set(cv2.CAP_PROP_POS_FRAMES, 0) # Volver al inicio
_log(f" -> 🤖 Iniciando escaneo de rostros por GPU...")
# Silenciamos el logger de ultralytics antes de empezar
logging.getLogger("ultralytics").setLevel(logging.ERROR)
# Barra de progreso profesional (desc=Descripción, unit=unidad, leave=True para que no desaparezca)
pbar = tqdm(total=frame_count, desc="🔍 Analizando Rostros", unit="frame", dynamic_ncols=True)
comfy_pbar = comfy.utils.ProgressBar(frame_count)
for idx in range(frame_count):
ret, frame = cap.read()
if not ret: break
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
variance = cv2.Laplacian(gray, cv2.CV_64F).var()
faces_found = False
if variance > blur_threshold:
if bbox_detector is not None:
frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
img_tensor = torch.from_numpy(frame_rgb.astype(np.float32) / 255.0).unsqueeze(0).cpu()
try:
# 🤐 CÁPSULA DE VACÍO: Silenciamos TODO el ruido de la consola
with open(os.devnull, 'w') as fnull:
with redirect_stdout(fnull), redirect_stderr(fnull):
# Inferencia
res = bbox_detector.detect(img_tensor, 0.5, 10, 1.0, 10)
if isinstance(res, tuple):
segs = res[0]
else:
segs = res
if isinstance(segs, tuple) and len(segs) > 1 and isinstance(segs[1], list):
faces_found = len(segs[1]) > 0
elif isinstance(segs, list):
faces_found = len(segs) > 0
elif hasattr(segs, '__len__'):
faces_found = len(segs) > 0
except Exception as e:
_log(f" ❌ ERROR BBOX en frame {idx}: {e}")
else:
faces = face_cascade.detectMultiScale(gray, scaleFactor=1.1, minNeighbors=5, minSize=(30, 30))
faces_found = len(faces) > 0
if faces_found:
safe_faces.append(idx)
# _log(f" ✨ Rostro nítido detectado en frame [{idx}] (Varianza: {variance:.2f})")
pbar.update(1)
comfy_pbar.update(1)
pbar.close()
_log(f" -> ✅ Encontrados {len(safe_faces)} frames válidos con rostros.")
cap.release()
# Guardar en caché
VIDEO_ANALYSIS_CACHE[cache_key] = (frame_count, source_fps, source_audio, safe_faces)
# --- EXTRACCIÓN DINÁMICA DEL FRAME DE REFERENCIA (Siempre se ejecuta) ---
ui_result = {}
if HAS_OPENCV:
cap = cv2.VideoCapture(video_path)
safe_ref_idx = min(reference_frame_idx, max(0, frame_count - 1))
cap.set(cv2.CAP_PROP_POS_FRAMES, safe_ref_idx)
ret, ref_frame = cap.read()
ret, frame = cap.read()
if ret:
# Convertir BGR a RGB para ComfyUI
ref_frame_rgb = cv2.cvtColor(ref_frame, cv2.COLOR_BGR2RGB)
# Convertir a Tensor (1, H, W, 3)
ref_frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
ref_tensor = torch.from_numpy(ref_frame_rgb).float() / 255.0
ref_tensor = ref_tensor.unsqueeze(0)
_log(f" -> 🖼️ Frame de referencia extraído (Índice: {safe_ref_idx})")
# Generar imagen temporal para el Preview de la UI
import random
from PIL import Image
preview_dir = folder_paths.get_temp_directory()
preview_name = f"preview_ref_{random.randint(1000, 9999)}.png"
preview_name = f"preview_ref_{uuid.uuid4().hex[:5]}.png"
Image.fromarray(ref_frame_rgb).save(os.path.join(preview_dir, preview_name))
ui_result = {"images": [{"filename": preview_name, "subfolder": "", "type": "temp"}]}
else:
ref_tensor = torch.zeros((1, 64, 64, 3), dtype=torch.float32)
cap.release()
else:
ref_tensor = torch.zeros((1, 64, 64, 3), dtype=torch.float32)
# Escaneo de Rostros
if bbox_detector is not None or use_face_detector:
_log(f" -> 🤖 Iniciando escaneo de rostros (Umbral: {blur_threshold})...")
if bbox_detector is not None:
_log(f" -> ⚡ Usando detector de rostros por GPU (YOLO/ONNX).")
else:
_log(f" -> 🐢 Usando detector de rostros por CPU (OpenCV).")
# Liberar el detector de VRAM si se solicita y si se usó
if unload_detector_after_analysis and bbox_detector is not None and getattr(kwargs, 'unload_detector', True):
_log(f" -> 🧹 Limpiando BBOX_DETECTOR de la VRAM para ahorrar memoria...")
import gc
import comfy.model_management as mm
# Romper referencias
del bbox_detector
bbox_detector = None
gc.collect()
torch.cuda.empty_cache()
mm.soft_empty_cache()
_log(f"{'='*50}\n")
if HAS_OPENCV:
cascade_path = cv2.data.haarcascades + 'haarcascade_frontalface_default.xml'
face_cascade = cv2.CascadeClassifier(cascade_path)
return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, safe_faces, ref_tensor, "\n".join(log_output))}
cap.set(cv2.CAP_PROP_POS_FRAMES, 0) # Volver al inicio
_log(f" -> 🤖 Iniciando escaneo de rostros por GPU...")
@register_node
class VideoAnalyzerSceneDetector:
@classmethod
def INPUT_TYPES(cls):
input_dir = folder_paths.get_input_directory()
files = []
if os.path.exists(input_dir):
files = [f for f in os.listdir(input_dir) if f.split('.')[-1].lower() in ['webm', 'mp4', 'mkv', 'gif', 'mov']]
return {
"required": {
"video": (sorted(files), {"forceInput": False, "video_upload": True}),
"reference_frame_idx": ("INT", {"default": 0, "min": 0, "max": 100000}),
"scene_threshold": ("FLOAT", {"default": 25.0, "min": 5.0, "max": 150.0}),
},
"optional": {
"current_loop_index": ("INT", {"default": 0, "forceInput": True}),
}
}
# Silenciamos el logger de ultralytics antes de empezar
logging.getLogger("ultralytics").setLevel(logging.ERROR)
RETURN_TYPES = ("*", "INT", "FLOAT", "AUDIO", "FACE_CUTS", "IMAGE", "STRING")
RETURN_NAMES = ("video_path", "total_frames", "source_fps", "source_audio", "scene_cuts_list", "reference_frame", "log")
OUTPUT_NODE = True
FUNCTION = "analyze"
CATEGORY = "🔁 Sequential Batcher/Video"
# Barra de progreso profesional (desc=Descripción, unit=unidad, leave=True para que no desaparezca)
pbar = tqdm(total=frame_count, desc="🔍 Analizando Rostros", unit="frame", dynamic_ncols=True)
@classmethod
def IS_CHANGED(cls, video, reference_frame_idx, scene_threshold, **kwargs):
if isinstance(video, list):
video_str = "".join(video)
else:
video_str = str(video)
return f"{video_str}_{reference_frame_idx}_{scene_threshold}"
@classmethod
def VALIDATE_INPUTS(cls, **kwargs):
return True
def analyze(self, video, reference_frame_idx, scene_threshold, current_loop_index=0, **kwargs):
log_output = []
def _log(msg):
print(msg)
log_output.append(str(msg))
video_path = video if os.path.exists(video) else folder_paths.get_annotated_filepath(video)
cache_key = f"{video_path}_scene"
# --- LÓGICA DE CACHÉ / RECUPERACIÓN ---
if current_loop_index > 0 and cache_key in VIDEO_ANALYSIS_CACHE:
_log(f"♻️ [Scene Detector] Ciclo {current_loop_index}: Recuperando análisis del caché.")
cached = VIDEO_ANALYSIS_CACHE[cache_key]
frame_count, source_fps, source_audio, scene_cuts = cached
else:
# Análisis completo (Solo Ciclo 0 o primer arranque)
_log(f"🎬 [Scene Detector] Ciclo {current_loop_index}: Iniciando análisis profundo...")
frame_count = 0
source_fps = 0.0
source_audio = None
scene_cuts = []
if HAS_OPENCV:
cap = cv2.VideoCapture(video_path)
frame_count = int(cap.get(cv2.CAP_PROP_FRAME_COUNT))
source_fps = float(cap.get(cv2.CAP_PROP_FPS))
# Extracción de Audio
try:
waveform, sample_rate = torchaudio.load(video_path)
source_audio = {"waveform": waveform.unsqueeze(0), "sample_rate": sample_rate}
_log(f" -> 🎵 Audio extraído correctamente ({sample_rate}Hz)")
except Exception as e:
source_audio = None
_log(f" -> ⚠️ Sin audio o error al extraer: {e}")
# Detección de cortes
_log(f" -> 🎬 Iniciando escaneo de escenas (Umbral Diferencia: {scene_threshold})...")
prev_gray = None
pbar = tqdm(total=frame_count, desc="🎬 Analizando Escenas")
comfy_pbar = comfy.utils.ProgressBar(frame_count)
for idx in range(frame_count):
ret, frame = cap.read()
if not ret: break
gray = cv2.cvtColor(frame, cv2.COLOR_BGR2GRAY)
variance = cv2.Laplacian(gray, cv2.CV_64F).var()
faces_found = False
if variance > blur_threshold:
if bbox_detector is not None:
frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
img_tensor = torch.from_numpy(frame_rgb.astype(np.float32) / 255.0).unsqueeze(0).cpu()
try:
# 🤐 CÁPSULA DE VACÍO: Silenciamos TODO el ruido de la consola
with open(os.devnull, 'w') as fnull:
with redirect_stdout(fnull), redirect_stderr(fnull):
# Inferencia
segs = bbox_detector.detect(img_tensor, 0.5, 0, 1.0, 10)
if segs is not None:
# Formato ImpactPack: (shape, [lista_de_segs])
if isinstance(segs, tuple) and len(segs) == 2 and isinstance(segs[1], list):
if len(segs[1]) > 0:
faces_found = True
# Otros formatos directos
elif isinstance(segs, list) and len(segs) > 0:
faces_found = True
except Exception:
pass # Fallback silencioso si el detector falla
elif HAS_OPENCV and use_face_detector:
# Fallback silencioso a OpenCV si el usuario no conectó el cable ONNX
faces = face_cascade.detectMultiScale(gray, scaleFactor=1.1, minNeighbors=5, minSize=(30, 30))
if len(faces) > 0:
faces_found = True
if faces_found:
safe_faces.append(idx)
# Actualizamos la barra una sola vez por frame
small = cv2.resize(frame, (128, 128))
gray = cv2.cvtColor(small, cv2.COLOR_BGR2GRAY)
if prev_gray is not None:
score = np.mean(cv2.absdiff(gray, prev_gray))
if score > scene_threshold:
scene_cuts.append(idx)
# _log(f" 🎞️ Corte de escena detectado en frame [{idx}] (Puntuación: {score:.2f})")
prev_gray = gray
pbar.update(1)
comfy_pbar.update(1)
pbar.close() # Cerramos la barra al terminar
_log(f" -> ✅ Encontrados {len(safe_faces)} frames nítidos con rostros.")
# Descarga de VRAM
if unload_detector_after_analysis:
_log(f" -> 🧹 Descargando detector de rostros de la VRAM...")
import gc
import comfy.model_management as mm
mm.unload_all_models()
gc.collect()
if torch.cuda.is_available():
torch.cuda.empty_cache()
pbar.close()
cap.release()
_log(f" -> ✅ Encontrados {len(scene_cuts)} cambios de escena fuertes.")
else:
_log(f" -> 🤖 Escaneo de rostros DESACTIVADO.")
_log(" -> ❌ ERROR: OpenCV no está instalado. Ejecuta: pip install opencv-python")
# Guardar en caché
VIDEO_ANALYSIS_CACHE[cache_key] = (frame_count, source_fps, source_audio, scene_cuts)
# --- EXTRACCIÓN DINÁMICA DEL FRAME DE REFERENCIA (Siempre se ejecuta) ---
ui_result = {}
if HAS_OPENCV:
cap = cv2.VideoCapture(video_path)
safe_ref_idx = min(reference_frame_idx, max(0, frame_count - 1)) if frame_count > 0 else 0
cap.set(cv2.CAP_PROP_POS_FRAMES, safe_ref_idx)
ret, frame = cap.read()
if ret:
ref_frame_rgb = cv2.cvtColor(frame, cv2.COLOR_BGR2RGB)
ref_tensor = torch.from_numpy(ref_frame_rgb).float() / 255.0
ref_tensor = ref_tensor.unsqueeze(0)
from PIL import Image
preview_name = f"preview_scene_{uuid.uuid4().hex[:5]}.png"
Image.fromarray(ref_frame_rgb).save(os.path.join(folder_paths.get_temp_directory(), preview_name))
ui_result = {"images": [{"filename": preview_name, "subfolder": "", "type": "temp"}]}
else:
ref_tensor = torch.zeros((1, 64, 64, 3))
cap.release()
# Auto-limpieza del detector para liberar VRAM inmediatamente
if kwargs.get("unload_detector", True):
_log(" -> 🧹 Descargando modelo del detector de rostros de la VRAM...")
if bbox_detector is not None:
del bbox_detector
if HAS_OPENCV and 'face_cascade' in locals():
del face_cascade
import gc
gc.collect()
if torch.cuda.is_available():
torch.cuda.empty_cache()
else:
ref_tensor = torch.zeros((1, 64, 64, 3))
_log(f"{'='*50}\n")
return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, scene_cuts, ref_tensor, "\n".join(log_output))}
# 💡 EL BYPASS A VHS: Pasamos video_path (Ruta Absoluta) en lugar de video_name
return {"ui": ui_result, "result": (video_path, frame_count, source_fps, source_audio, safe_faces, ref_tensor, "\n".join(log_output))}
@register_node
class AutoLoopCalculator: