def from_xml(element):
"""
@type element: lxml.etree.SubElement
@param element: the element to construct an CameraIntrinsics object from
@return a new CameraIntrinsics object constructed from XML node with matrices in OpenCV format
"""
if element is None:
return Camera.Intrinsics(DEFAULT_RESOLUTION)
resolution = _resolution_from_xml(element)
intrinsic_mat = xml.parse_xml_matrix(element.find("intrinsic_mat"))
distortion_coeffs = xml.parse_xml_matrix(element.find("distortion_coeffs"))
error, time = _meta_info_from_xml(element)
return Camera.Intrinsics(resolution, intrinsic_mat, distortion_coeffs, error, time)
def from_xml(element):
"""
Build a CameraExtrinsics object out of the provided XML node with matrices in
OpenCV format
@type element: lxml.etree.SubElement
@param element: the element to construct an StereoRig object from
@rtype: calib.CameraExtrinsics|None
@return a new StereoRig object constructed from given XML node, None if element is None
"""
if element is None:
return Camera.Extrinsics()
rotation = xml.parse_xml_matrix(element.find("rotation"))
translation = xml.parse_xml_matrix(element.find("translation"))
error, time = _meta_info_from_xml(element)
return Camera.Extrinsics(rotation, translation, error, time)
def from_xml(element):
"""
Build a CameraExtrinsics object out of the provided XML node with matrices in
OpenCV format
@type element: lxml.etree.SubElement
@param element: the element to construct an StereoRig object from
@rtype: calib.CameraExtrinsics|None
@return a new StereoRig object constructed from given XML node, None if element is None
"""
if element is None:
return Camera.Extrinsics()
rotation = xml.parse_xml_matrix(element.find("rotation"))
translation = xml.parse_xml_matrix(element.find("translation"))
error, time, calibration_image_count = _meta_info_from_xml(element)
return Camera.Extrinsics(rotation, translation, error, time,
calibration_image_count)
def from_xml(element):
"""
@type element: lxml.etree.SubElement
@param element: the element to construct an CameraIntrinsics object from
@return a new CameraIntrinsics object constructed from XML node with matrices in OpenCV format
"""
if element is None:
return Camera.Intrinsics(DEFAULT_RESOLUTION)
resolution = _resolution_from_xml(element)
intrinsic_mat = xml.parse_xml_matrix(element.find("intrinsic_mat"))
distortion_coeffs = xml.parse_xml_matrix(
element.find("distortion_coeffs"))
error, time, calibration_image_count = _meta_info_from_xml(element)
return Camera.Intrinsics(resolution, intrinsic_mat,
distortion_coeffs, error, time,
calibration_image_count)
