/usr/lib/python2.7/dist-packages/h5py/h5z.pyx is in python-h5py 2.2.1-1build2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | # This file is part of h5py, a Python interface to the HDF5 library.
#
# http://www.h5py.org
#
# Copyright 2008-2013 Andrew Collette and contributors
#
# License: Standard 3-clause BSD; see "license.txt" for full license terms
# and contributor agreement.
"""
Filter API and constants.
"""
# === Public constants and data structures ====================================
FILTER_LZF = H5PY_FILTER_LZF
FILTER_ERROR = H5Z_FILTER_ERROR
FILTER_NONE = H5Z_FILTER_NONE
FILTER_ALL = H5Z_FILTER_ALL
FILTER_DEFLATE = H5Z_FILTER_DEFLATE
FILTER_SHUFFLE = H5Z_FILTER_SHUFFLE
FILTER_FLETCHER32 = H5Z_FILTER_FLETCHER32
FILTER_SZIP = H5Z_FILTER_SZIP
FILTER_NBIT = H5Z_FILTER_NBIT
FILTER_SCALEOFFSET = H5Z_FILTER_SCALEOFFSET
FILTER_RESERVED = H5Z_FILTER_RESERVED
FILTER_MAX = H5Z_FILTER_MAX
FLAG_DEFMASK = H5Z_FLAG_DEFMASK
FLAG_MANDATORY = H5Z_FLAG_MANDATORY
FLAG_OPTIONAL = H5Z_FLAG_OPTIONAL
FLAG_INVMASK = H5Z_FLAG_INVMASK
FLAG_REVERSE = H5Z_FLAG_REVERSE
FLAG_SKIP_EDC = H5Z_FLAG_SKIP_EDC
SZIP_ALLOW_K13_OPTION_MASK = H5_SZIP_ALLOW_K13_OPTION_MASK #1
SZIP_CHIP_OPTION_MASK = H5_SZIP_CHIP_OPTION_MASK #2
SZIP_EC_OPTION_MASK = H5_SZIP_EC_OPTION_MASK #4
SZIP_NN_OPTION_MASK = H5_SZIP_NN_OPTION_MASK #32
SZIP_MAX_PIXELS_PER_BLOCK = H5_SZIP_MAX_PIXELS_PER_BLOCK #32
SO_FLOAT_DSCALE = H5Z_SO_FLOAT_DSCALE
SO_FLOAT_ESCALE = H5Z_SO_FLOAT_ESCALE
SO_INT = H5Z_SO_INT
SO_INT_MINBITS_DEFAULT = H5Z_SO_INT_MINBITS_DEFAULT
FILTER_CONFIG_ENCODE_ENABLED = H5Z_FILTER_CONFIG_ENCODE_ENABLED
FILTER_CONFIG_DECODE_ENABLED = H5Z_FILTER_CONFIG_DECODE_ENABLED
ERROR_EDC = H5Z_ERROR_EDC
DISABLE_EDC = H5Z_DISABLE_EDC
ENABLE_EDC = H5Z_ENABLE_EDC
NO_EDC = H5Z_NO_EDC
# === Filter API =============================================================
def filter_avail(int filter_code):
"""(INT filter_code) => BOOL
Determine if the given filter is available to the library. The
filter code should be one of:
- FILTER_DEFLATE
- FILTER_SHUFFLE
- FILTER_FLETCHER32
- FILTER_SZIP
"""
return <bint>H5Zfilter_avail(<H5Z_filter_t>filter_code)
def get_filter_info(int filter_code):
"""(INT filter_code) => INT filter_flags
Retrieve a bitfield with information about the given filter. The
filter code should be one of:
- FILTER_DEFLATE
- FILTER_SHUFFLE
- FILTER_FLETCHER32
- FILTER_SZIP
Valid bitmasks for use with the returned bitfield are:
- FILTER_CONFIG_ENCODE_ENABLED
- FILTER_CONFIG_DECODE_ENABLED
"""
cdef unsigned int flags
H5Zget_filter_info(<H5Z_filter_t>filter_code, &flags)
return flags
def _register_lzf():
register_lzf()
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