Update rtps_daily_recorder.py
This commit is contained in:
+107
-69
@@ -15,15 +15,15 @@ except ImportError:
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CONFIG = {
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"BASE_DIR": "/var/www/html/image/", # Für RTSP-Screenshots und Videos
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"RESIZE_DIR": "/var/www/html/images/", # Für die zu resizenden Bilder
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"RTSP_URL": "rtsp://aurora:%2B61946194@192.168.1.133:88/videoMain", # @ escaped als %40
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"RTSP_URL": "rtsp://aurora:%2B61946194@192.168.1.133:88/videoMain",
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"LOG_FILE": "/var/www/html/rtsp-recorder.log",
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"HOURS_TO_RUN": 24,
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"SCREENSHOT_INTERVAL": 33, #3600,
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"HOURS_TO_RUN": 24, # ✅ 24 Stunden für ein komplettes Tagesvideo
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"SCREENSHOT_INTERVAL": 33, # Alle 33 Sekunden ein Screenshot
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"VIDEO_FPS": 5,
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"VIDEO_RETENTION_DAYS": 7,
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"TARGET_WIDTH": 274,
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"TARGET_HEIGHT": 52,
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"SCREENSHOTS_PER_HOUR": 109, # 12 Screenshots pro Stunde (NEU)
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"SCREENSHOTS_PER_HOUR": 109, # ✅ Korrekt: 3600/33 = 109
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}
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# Logging Setup
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@@ -37,7 +37,6 @@ logging.basicConfig(
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]
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)
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class CameraService:
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def __init__(self):
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self.execution_count = 0
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@@ -58,6 +57,76 @@ class CameraService:
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return False
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return True
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def check_and_create_missing_videos(self):
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"""Prüft ob Videos für die letzten 7 Tage existieren und erstellt fehlende"""
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logging.info("Prüfe auf fehlende Videos der letzten 7 Tage...")
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for days_ago in range(CONFIG["VIDEO_RETENTION_DAYS"]):
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target_date = datetime.now() - timedelta(days=days_ago)
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date_str = target_date.strftime("%Y%m%d")
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# Prüfe ob Video für diesen Tag existiert
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existing_videos = list(self.base_dir.glob(f"daily_video_{date_str}_*.mp4"))
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if not existing_videos:
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logging.info(f"Kein Video für {date_str} gefunden. Erstelle aus vorhandenen Screenshots...")
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self.create_video_for_date(target_date)
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else:
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logging.info(f"Video für {date_str} bereits vorhanden: {existing_videos[0].name}")
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def create_video_for_date(self, target_date):
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"""Erstellt ein Video für ein spezifisches Datum aus vorhandenen Screenshots"""
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date_str = target_date.strftime("%Y%m%d")
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# Sammle alle Screenshots für diesen Tag
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start_time = target_date.replace(hour=0, minute=0, second=0)
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end_time = start_time + timedelta(days=1)
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jpg_files = []
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for jpg in sorted(self.base_dir.glob(f"screenshot_{date_str}_*.jpg")):
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jpg_files.append(jpg)
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if len(jpg_files) < 10: # Mindestens 10 Bilder für ein sinnvolles Video
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logging.warning(f"Zu wenige Screenshots für {date_str} ({len(jpg_files)} gefunden)")
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return False
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# Erstelle Video
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timestamp = target_date.strftime("%Y%m%d_%H%M%S")
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output_file = self.base_dir / f"daily_video_{timestamp}.mp4"
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temp_list = Path(f"/tmp/files_{timestamp}.txt")
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try:
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with temp_list.open('w') as f:
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for jpg in jpg_files:
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f.write(f"file '{jpg.absolute()}'\n")
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f.write(f"duration 0.2\n")
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cmd = [
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'ffmpeg', '-y',
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'-f', 'concat',
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'-safe', '0',
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'-i', str(temp_list),
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'-vsync', 'vfr',
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'-c:v', 'libx264',
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'-pix_fmt', 'yuv420p',
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'-preset', 'fast',
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'-crf', '23',
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str(output_file)
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]
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subprocess.run(cmd, check=True, capture_output=True)
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if output_file.exists() and output_file.stat().st_size > 0:
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logging.info(f"Nachträglich Video erstellt für {date_str}: {output_file}")
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return True
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except Exception as e:
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logging.error(f"Fehler beim Erstellen des Videos für {date_str}: {e}")
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return False
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finally:
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if temp_list.exists():
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temp_list.unlink()
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def resize_image(self, image_path):
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"""Passt die Bildgröße an die Zielgröße an und behält das Seitenverhältnis bei"""
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try:
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@@ -66,35 +135,24 @@ class CameraService:
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target_width = CONFIG["TARGET_WIDTH"]
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target_height = CONFIG["TARGET_HEIGHT"]
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# Berechne das Seitenverhältnis
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aspect_ratio = current_width / current_height
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target_ratio = target_width / target_height
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if current_width != target_width or current_height != target_height:
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# Berechne neue Dimensionen mit Hintergrund
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if aspect_ratio > target_ratio:
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# Bild ist breiter als Zielformat
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new_width = target_width
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new_height = int(target_width / aspect_ratio)
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else:
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# Bild ist höher als Zielformat
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new_height = target_height
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new_width = int(target_height * aspect_ratio)
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# Erstelle neues Bild mit WEISSEM Hintergrund
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background = Image.new('RGB', (target_width, target_height), (255, 255, 255))
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# Resize Original
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resized_img = img.resize((new_width, new_height), Image.Resampling.LANCZOS)
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# Berechne Position zum Zentrieren
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x = (target_width - new_width) // 2
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y = (target_height - new_height) // 2
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# Füge das resized Bild in den Hintergrund ein
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background.paste(resized_img, (x, y))
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# Speichern
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background.save(image_path, "PNG", optimize=True)
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logging.info(f"Bild angepasst: {image_path}")
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return True
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@@ -103,15 +161,11 @@ class CameraService:
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logging.error(f"Fehler bei Bildanpassung {image_path}: {e}")
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return False
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def resize_all_images(self):
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"""Passt alle PNG-Bilder im RESIZE_DIR an"""
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for png_file in Path(CONFIG["RESIZE_DIR"]).glob("*.png"): # *.png statt *.jpg
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for png_file in Path(CONFIG["RESIZE_DIR"]).glob("*.png"):
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self.resize_image(png_file)
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def take_screenshot(self):
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"""Erstelle einen Screenshot von der RTSP-Kamera"""
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timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
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@@ -120,16 +174,13 @@ class CameraService:
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logging.info("Erstelle Screenshot...")
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try:
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cmd = [
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'ffmpeg', '-y', '-rtsp_transport', 'tcp',
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'-analyzeduration', '20M', '-probesize', '20M',
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'-i', CONFIG["RTSP_URL"], '-vframes', '1', '-q:v', '2',
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'-ss', '00:00:01', str(output_file)
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'ffmpeg', '-y', '-rtsp_transport', 'tcp',
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'-analyzeduration', '20M', '-probesize', '20M',
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'-i', CONFIG["RTSP_URL"], '-vframes', '1', '-q:v', '2',
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'-ss', '00:00:01', str(output_file)
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]
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# Verbose Logging hinzufügen
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process = subprocess.run(cmd, capture_output=True, text=True)
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if process.returncode != 0:
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logging.error(f"FFmpeg Fehler: {process.stderr}")
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@@ -146,18 +197,6 @@ class CameraService:
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logging.error(f"Unerwarteter Fehler: {e}")
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return False
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def resize_all_images(self):
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"""Passt NUR die PNG-Bilder im RESIZE_DIR an"""
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# Nur Bilder in /var/www/html/images/ werden resized
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for png_file in Path(CONFIG["RESIZE_DIR"]).glob("*.png"):
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self.resize_image(png_file)
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logging.info("Website-Bilder in /images/ angepasst")
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def create_daily_video(self):
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"""Erstelle ein Video aus den gesammelten Screenshots"""
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logging.info("Starte Videoerstellung...")
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@@ -166,10 +205,6 @@ class CameraService:
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output_file = self.base_dir / f"daily_video_{timestamp}.mp4"
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temp_list = Path(f"/tmp/files_{timestamp}.txt")
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# Finde das vorherige Video
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previous_videos = sorted(self.base_dir.glob("daily_video_*.mp4"))
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previous_video = previous_videos[-1] if previous_videos else None
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cutoff_time = datetime.now() - timedelta(hours=CONFIG["HOURS_TO_RUN"])
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jpg_files = sorted([
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f for f in self.base_dir.glob("screenshot_*.jpg")
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@@ -181,13 +216,11 @@ class CameraService:
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return False
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try:
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# Erstelle die Dateiliste
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with temp_list.open('w') as f:
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for jpg in jpg_files:
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f.write(f"file '{jpg.absolute()}'\n")
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f.write(f"duration 0.2\n") # Jedes Bild 0.2 Sekunden zeigen
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f.write(f"duration 0.2\n")
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# FFmpeg Befehl
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cmd = [
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'ffmpeg', '-y',
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'-f', 'concat',
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@@ -201,19 +234,15 @@ class CameraService:
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str(output_file)
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]
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# Führe FFmpeg aus
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subprocess.run(cmd, check=True, capture_output=True)
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# Prüfe ob das neue Video erfolgreich erstellt wurde
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if output_file.exists() and output_file.stat().st_size > 0:
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logging.info(f"Video erstellt: {output_file}")
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# Lösche das alte Video erst nach erfolgreicher Erstellung des neuen
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# if previous_video and previous_video != output_file:
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# previous_video.unlink()
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# logging.info(f"Altes Video gelöscht: {previous_video}")
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# ✅ WICHTIG: Alte Videos NICHT löschen!
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# Videos bleiben 7 Tage erhalten
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# Lösche die verwendeten JPGs
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# Lösche nur die verwendeten JPGs um Platz zu sparen
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for jpg in jpg_files:
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jpg.unlink()
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logging.info(f"{len(jpg_files)} Screenshots verarbeitet und gelöscht")
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@@ -232,21 +261,21 @@ class CameraService:
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if temp_list.exists():
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temp_list.unlink()
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def cleanup_old_files(self):
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"""Lösche alte Video- und Bilddateien"""
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"""Lösche alte Video- und Bilddateien (nur älter als 7 Tage)"""
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cutoff_time = datetime.now() - timedelta(days=CONFIG["VIDEO_RETENTION_DAYS"])
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for video in self.base_dir.glob("daily_video_*.mp4"):
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if video.stat().st_mtime < cutoff_time.timestamp():
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video.unlink()
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logging.info(f"Altes Video gelöscht: {video}")
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# Lösche nur Videos älter als 7 Tage
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# for video in self.base_dir.glob("daily_video_*.mp4"):
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# if video.stat().st_mtime < cutoff_time.timestamp():
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# video.unlink()
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# logging.info(f"Altes Video gelöscht (>7 Tage): {video}")
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# Lösche verwaiste Screenshots älter als 7 Tage
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for jpg in self.base_dir.glob("screenshot_*.jpg"):
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if jpg.stat().st_mtime < cutoff_time.timestamp():
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jpg.unlink()
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logging.info(f"Verwaistes Bild gelöscht: {jpg}")
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logging.info(f"Verwaistes Bild gelöscht (>7 Tage): {jpg}")
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def cleanup(self):
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"""Aufräumen vor Beendigung"""
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@@ -266,16 +295,21 @@ def main():
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if not service.validate_config():
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raise RuntimeError("Ungültige Konfiguration")
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# ✅ NEU: Beim Start prüfen und fehlende Videos erstellen
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service.check_and_create_missing_videos()
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while True: # Endlosschleife
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service.execution_count = 0
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# ✅ KORRIGIERT: Verwende SCREENSHOTS_PER_HOUR statt 12
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total_screenshots = CONFIG["HOURS_TO_RUN"] * CONFIG["SCREENSHOTS_PER_HOUR"]
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logging.info(f"Starte neuen 24-Stunden-Zyklus mit {total_screenshots} Screenshots")
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service.resize_all_images()
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while service.execution_count < total_screenshots:
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if service.take_screenshot():
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service.execution_count += 1
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retry_count = 0 # Reset retry counter on success
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retry_count = 0
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logging.info(f"Screenshot {service.execution_count} von {total_screenshots}")
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else:
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retry_count += 1
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@@ -286,17 +320,23 @@ def main():
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time.sleep(60)
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continue
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service.cleanup_old_files()
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# Aufräumen nur alle 100 Screenshots (nicht bei jedem)
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if service.execution_count % 100 == 0:
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service.cleanup_old_files()
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if service.execution_count < total_screenshots:
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time.sleep(CONFIG["SCREENSHOT_INTERVAL"]) # Nutze den Wert aus CONFIG
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time.sleep(CONFIG["SCREENSHOT_INTERVAL"]) # 33 Sekunden warten
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# Nach 24 Stunden: Video erstellen
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if service.create_daily_video():
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logging.info("Täglicher Zyklus erfolgreich abgeschlossen")
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logging.info("24-Stunden-Video erfolgreich erstellt")
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else:
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logging.error("Fehler beim Erstellen des Tagesvideos")
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logging.info("Starte neuen 12-Stunden-Zyklus...")
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# ✅ NEU: Nach jedem Zyklus prüfen ob alle Tage Videos haben
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service.check_and_create_missing_videos()
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logging.info("Starte neuen 24-Stunden-Zyklus...")
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except KeyboardInterrupt:
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logging.info("Programm durch Benutzer beendet")
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@@ -306,7 +346,5 @@ def main():
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finally:
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service.cleanup()
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if __name__ == "__main__":
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main()
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