"""
Constants for camera operations.
"""

# Timeouts (milliseconds)
CAMERA_GET_BUFFER_TIMEOUT = 200  # Standard frame capture timeout
CAMERA_INIT_TIMEOUT = 1000  # Camera initialization timeout
CAMERA_TEST_CAPTURE_TIMEOUT = 1000  # Test capture timeout
CAMERA_GET_BUFFER_SHORT_TIMEOUT = 100  # Shorter timeout for quick checks

# Frame queue sizes
MJPEG_QUEUE_MAXSIZE = 5  # Buffer for latest frames (for MJPEG streaming)
RTSP_QUEUE_MAXSIZE = 10  # Buffer for RTSP frames (larger buffer for smoother streaming)
RECORDING_QUEUE_MAXSIZE = 30  # Buffer for recording frames (shared with recorder)

# Frame rates (FPS)
PREVIEW_FPS = 10.0  # Lower FPS for preview to reduce load
RTSP_FPS = 15.0  # RTSP FPS (can be higher than MJPEG preview)
DEFAULT_VIDEO_FPS = 30.0  # Default video FPS when target_fps is 0 or unspecified

# Sleep intervals (seconds)
STREAMING_LOOP_SLEEP = 0.1  # Sleep interval in streaming loops when waiting
BRIEF_PAUSE_SLEEP = 0.1  # Brief pause before retrying operations

# JPEG quality (0-100)
PREVIEW_JPEG_QUALITY = 70  # JPEG quality for streaming preview

# Video writer buffer size
VIDEO_WRITER_CHUNK_SIZE = 8192  # Buffer size for video writer operations