from pyrealsense2\frame.py
def supports_frame_metadata(self, frame_metadata): # real signature unknown; restored from __doc__
"""
supports_frame_metadata(self: pyrealsense2.pyrealsense2.frame, frame_metadata: pyrealsense2.pyrealsense2.frame_metadata_value) -> bool
Determine if the device allows a specific metadata to be queried.
确定设备是否允许查询特定的元数据。
"""
return False
示例：
from 200110_测试摄像头实时获取曝光值.py
def get_exposure_time(color_frame):
if color_frame.supports_frame_metadata(rs.frame_metadata_value.actual_exposure):
return color_frame.get_frame_metadata(rs.frame_metadata_value.actual_exposure)
else:
return 0
