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/ . / VolumeData / mrc / mrc_format.py / MRC_Data
file_type can be mrc or ccp4.
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Methods
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read_matrix
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read_matrix (
self,
ijk_origin,
ijk_size,
ijk_step,
progress,
)
Reads a submatrix from a the file.
Returns 3d numpy matrix with zyx index order.
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read_values
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read_values (
self,
file,
etype,
count,
)
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Exceptions
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SyntaxError, ('MRC file is truncated. Failed reading %d values, type %s' %( count, etype.__name__ ) )
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check_header_values
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check_header_values (
self,
v,
file_size,
file,
)
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Exceptions
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SyntaxError, msg
SyntaxError, ('Bad MRC grid size (%d,%d,%d)' %(v [ 'nc' ], v [ 'nr' ], v [ 'ns' ] ) )
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value_type
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value_type (
self,
mode,
unsigned_8_bit,
)
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Exceptions
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SyntaxError, ( 'MRC data value type (%d) ' % mode + 'is not 8 or 16 bit integers or 32 bit floats' )
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permute_matrix_to_xyz_axis_order
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permute_matrix_to_xyz_axis_order ( self, matrix )
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read_header_values
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read_header_values (
self,
file,
file_size,
file_type,
)
Format derived from C header file mrc.h.
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Exceptions
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SyntaxError, ('MRC header value nsymbt (%d) is invalid' % v [ 'nsymbt' ] )
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__init__
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__init__ (
self,
path,
file_type,
)
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read_values_from_string
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read_values_from_string (
self,
string,
etype,
count,
)
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