"""
Shared utilities for camera operations.
"""

import contextlib
import os


@contextlib.contextmanager
def suppress_camera_errors():
    """Context manager to temporarily suppress camera SDK error output"""
    # Save original file descriptors
    original_stderr = os.dup(2)
    original_stdout = os.dup(1)

    try:
        # Redirect stderr and stdout to devnull
        devnull = os.open(os.devnull, os.O_WRONLY)
        os.dup2(devnull, 2)  # stderr
        os.dup2(devnull, 1)  # stdout (in case SDK uses stdout)
        os.close(devnull)

        yield

    finally:
        # Restore original file descriptors
        os.dup2(original_stderr, 2)
        os.dup2(original_stdout, 1)
        os.close(original_stderr)
        os.close(original_stdout)