58 lines
1.9 KiB
Python
58 lines
1.9 KiB
Python
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import cv2
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import subprocess
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import re
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from logger_config import logger
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def get_camera_names():
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"""Gets a list of available camera names using ffmpeg (macOS only)."""
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try:
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result = subprocess.run(
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["ffmpeg", "-f", "avfoundation", "-list_devices", "true", "-i", ""],
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stderr=subprocess.PIPE,
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stdout=subprocess.PIPE,
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text=True
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)
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output = result.stderr # ffmpeg prints device list to stderr
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# Extract camera names from ffmpeg output
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camera_lines = re.findall(r'\[AVFoundation input device @ .*?] \".*\"', output)
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cameras = [re.search(r'"(.*?)"', line).group(1) for line in camera_lines]
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return cameras
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except Exception as e:
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logger.error(f"❌ Error getting camera names: {e}")
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return []
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def list_available_cameras():
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"""Lists available camera indexes and their names, with a preview."""
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logger.info("🔍 Scanning for available cameras...")
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camera_names = get_camera_names()
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found_cameras = []
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for i in range(10): # Check the first 10 indexes
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cap = cv2.VideoCapture(i, cv2.CAP_AVFOUNDATION)
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if cap.isOpened():
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name = camera_names[i] if i < len(camera_names) else f"Unknown Camera {i}"
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logger.info(f"✅ Camera {i}: {name}")
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found_cameras.append((i, name))
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ret, frame = cap.read()
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if ret:
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cv2.imshow(f"Camera {i}: {name}", frame)
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cv2.waitKey(1000) # Show preview for 1 second
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cv2.destroyAllWindows()
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cap.release()
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else:
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logger.warning(f"❌ No camera found at index {i}")
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if found_cameras:
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logger.info("\n🎥 Available Cameras:")
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for index, name in found_cameras:
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logger.info(f" {index}: {name}")
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if __name__ == '__main__':
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list_available_cameras()
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