Ported python interface to new coding style
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1 changed files with 106 additions and 111 deletions
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@ -1,9 +1,9 @@
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#/=====================================================================================================================\#
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#*================================================================================================*#
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#| |#
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#| /$$$$$$$ /$$ /$$ /$$ /$$ |#
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#| /$$$$$$$ /$$ /$$ /$$ /$$ |#
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#| | $$__ $$|__/ | $$ /$ | $$| $$ |#
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#| | $$__ $$|__/ | $$ /$ | $$| $$ |#
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#| | $$ \ $$ /$$ /$$$$$$ | $$ /$$$| $$| $$$$$$$ /$$$$$$ /$$$$$$ /$$$$$$ |#
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#| | $$ \ $$ /$$ /$$$$$$ | $$ /$$$| $$| $$$$$$$ /$$$$$$ /$$$$$$ /$$$$$$ |#
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#! | $$$$$$$ | $$ /$$__ $$ | $$/$$ $$ $$| $$__ $$ /$$__ $$ /$$__ $$ /$$__ $$ |#
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#| | $$$$$$$ | $$ /$$__ $$ | $$/$$ $$ $$| $$__ $$ /$$__ $$ /$$__ $$ /$$__ $$ |#
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#| | $$__ $$| $$| $$ \ $$ | $$$$_ $$$$| $$ \ $$| $$ \ $$| $$ \ $$| $$ \ $$ |#
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#| | $$__ $$| $$| $$ \ $$ | $$$$_ $$$$| $$ \ $$| $$ \ $$| $$ \ $$| $$ \ $$ |#
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#| | $$ \ $$| $$| $$ | $$ | $$$/ \ $$$| $$ | $$| $$ | $$| $$ | $$| $$ | $$ |#
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#| | $$ \ $$| $$| $$ | $$ | $$$/ \ $$$| $$ | $$| $$ | $$| $$ | $$| $$ | $$ |#
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#| | $$$$$$$/| $$| $$$$$$$ | $$/ \ $$| $$ | $$| $$$$$$/| $$$$$$/| $$$$$$$/ |#
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#| | $$$$$$$/| $$| $$$$$$$ | $$/ \ $$| $$ | $$| $$$$$$/| $$$$$$/| $$$$$$$/ |#
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@ -15,65 +15,38 @@
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#| DESCRIPTION: |#
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#| DESCRIPTION: |#
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#| ------------ |#
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#| ------------ |#
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#| |#
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#| |#
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#| This file defines a Python interface for the Big Whoop compression library |#
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#| This file defines a Python interface for the Big Whoop compression library. |#
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#| |#
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#| FUNCTIONS: |#
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#| ---------- |#
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#| - bwc_free_field |#
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#| - bwc_add_param |#
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#| - bwc_set_tiles |#
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#| - bwc_set_kernels |#
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#| - bwc_set_decomp |#
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#| - bwc_set_precincts |#
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#| - bwc_set_codeblocks |#
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#| - bwc_set_progression |#
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#| - bwc_set_error_resilience |#
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#| - bwc_set_quantization_style |#
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#| - bwc_set_qm |#
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#| - bwc_set_quantization_step_size |#
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#| - bwc_set_memory_limit |#
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#| - bwc_compress |#
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#| - bwc_decompress |#
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#| |#
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#| |#
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#| DEVELOPMENT HISTORY: |#
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#| -------------------- |#
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#| |#
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#| Date Author Change Id Release Description |#
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#| ---- ------ --------- ------- ----------- |#
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#| 17.03.2021 Patrick Vogler B87D120 V 0.1.0 Python Module created |#
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#| |#
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#| |#
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#| ------------------------------------------------------------------------------------------------------ |#
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#| |#
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#| |#
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#| -------------------------------------------------------------------------------------------- |#
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#| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart |#
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#| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart |#
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#| |#
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#| |#
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#| Redistribution and use in source and binary forms, with or without modification, are permitted |#
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#| Redistribution and use in source and binary forms, with or without modification, are |#
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#| provided that the following conditions are met: |#
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#| permitted provided that the following conditions are met: |#
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#| |#
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#| |#
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#| (1) Redistributions of source code must retain the above copyright notice, this list of |#
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#| (1) Redistributions of source code must retain the above copyright notice, this list of |#
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#| conditions and the following disclaimer. |#
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#| conditions and the following disclaimer. |#
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#| |#
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#| |#
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#| (2) Redistributions in binary form must reproduce the above copyright notice, this list |#
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#| (2) Redistributions in binary form must reproduce the above copyright notice, this list |#
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#| of conditions and the following disclaimer in the documentation and/or other materials |#
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#| of conditions and the following disclaimer in the documentation and/or other |#
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#| provided with the distribution. |#
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#| materials provided with the distribution. |#
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#| |#
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#| |#
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#| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED |#
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#| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS |#
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#| WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A |#
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#| OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |#
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#| PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR |#
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#| MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |#
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#| ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |#
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#| COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |#
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#| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |#
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#| EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |#
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#| INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |#
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#| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |#
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#| TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |#
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#| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR |#
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#| ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |#
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#| TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |#
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#| EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |#
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#| |#
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#| |#
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#\=====================================================================================================================/#
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#*================================================================================================*#
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#/=====================================================================================================================\#
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#**************************************************************************************************#
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#| _ _ _ ____ _ _ _ ___ ____ |#
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#| _ _ _ ____ _ _ _ ___ ____ |#
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#| | |\ | | | | | | \ |___ |#
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#| | |\ | | | | | | \ |___ |#
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#| | | \| |___ |___ |__| |__/ |___ |#
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#| | | \| |___ |___ |__| |__/ |___ |#
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#| |#
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#| |#
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#\=====================================================================================================================/#
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#**************************************************************************************************#
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import ctypes
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import ctypes
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from numpy.ctypeslib import ndpointer
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from numpy.ctypeslib import ndpointer
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@ -81,12 +54,12 @@ from enum import Enum
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libbwc = ctypes.cdll.LoadLibrary("../../../lib/libbwc.so")
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libbwc = ctypes.cdll.LoadLibrary("../../../lib/libbwc.so")
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#/=====================================================================================================================\#
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#**************************************************************************************************#
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#| ____ ____ _ _ ____ ___ ____ _ _ ___ ____ |#
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#| ____ ____ _ _ ____ ___ ____ _ _ ___ ____ |#
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#| | | | |\ | [__ | |__| |\ | | [__ |#
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#| | | | |\ | [__ | |__| |\ | | [__ |#
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#| |___ |__| | \| ___] | | | | \| | ___] |#
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#| |___ |__| | \| ___] | | | | \| | ___] |#
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#| |#
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#| |#
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#\=====================================================================================================================/#
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#**************************************************************************************************#
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class _const():
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class _const():
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class DWT(Enum):
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class DWT(Enum):
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CDF_9_7 = 0
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CDF_9_7 = 0
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NUMBOF = 1
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NUMBOF = 1
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const = _const()
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const = _const()
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#/=====================================================================================================================\#
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#**************************************************************************************************#
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#| ___ _ _ ___ _ _ ____ ____ _ _ _ _ ____ ___ _ ____ _ _ ____ |#
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#| ___ _ _ ___ _ _ ____ ____ _ _ _ _ ____ ___ _ ____ _ _ ____ |#
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#| |__] | | |__] | | | |___ | | |\ | | | | | | |\ | [__ |#
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#| |__] | | |__] | | | |___ | | |\ | | | | | | |\ | [__ |#
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#| | |__| |__] |___ | |___ | |__| | \| |___ | | |__| | \| ___] |#
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#| | |__| |__] |___ | |___ | |__| | \| |___ | | |__| | \| ___] |#
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#| |#
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#| |#
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#\=====================================================================================================================/#
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#**************************************************************************************************#
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def free_data(data):
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def free_data(data):
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fun = libbwc.bwc_free_data
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fun = libbwc.bwc_free_data
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p]
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fun.argtypes = [ctypes.c_void_p]
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fun(data)
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fun(data)
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#=======================================================================================================================#
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#==================================================================================================#
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def initialize_data(data, nX, nY, nZ, nTS, nPar, file_extension):
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def initialize_data(data, nX, nY, nZ, nTS, nPar, file_extension):
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fun = libbwc.bwc_initialize_data
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fun = libbwc.bwc_initialize_data
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fun.restype = ctypes.c_void_p
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fun.restype = ctypes.c_void_p
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_char_p]
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ctypes.c_char_p]
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return ctypes.c_void_p(fun(data, nX, nY, nZ, nTS, nPar, file_extension.encode('utf-8')))
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return ctypes.c_void_p(fun(data, nX, nY, nZ, nTS, nPar, file_extension.encode('utf-8')))
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#=======================================================================================================================#
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#==================================================================================================#
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def get_data(data, buffer, size):
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def get_data(data, buffer, size):
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fun = libbwc.bwc_get_data
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fun = libbwc.bwc_get_data
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fun.restype = None
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fun.restype = None
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ndpointer(ctypes.c_double, flags="C_CONTIGUOUS"),
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ndpointer(ctypes.c_double, flags="C_CONTIGUOUS"),
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ctypes.c_uint64]
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ctypes.c_uint64]
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fun(data, buffer, size)
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fun(data, buffer, size)
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#=======================================================================================================================#
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#==================================================================================================#
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def add_param(data, name, sample, dim, precision):
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def add_param(data, name, sample, dim, precision):
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fun = libbwc.bwc_add_param
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fun = libbwc.bwc_add_param
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fun.restype = None
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fun.restype = None
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8]
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ctypes.c_uint8]
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fun(data, name.encode('utf-8'), sample, dim, precision)
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fun(data, name.encode('utf-8'), sample, dim, precision)
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#=======================================================================================================================#
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#==================================================================================================#
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def kill_compression(field):
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def kill_compression(field):
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fun = libbwc.bwc_kill_compression
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fun = libbwc.bwc_kill_compression
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p]
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fun.argtypes = [ctypes.c_void_p]
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fun(field)
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fun(field)
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#=======================================================================================================================#
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#==================================================================================================#
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def initialize_field(data):
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def initialize_field(data):
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fun = libbwc.bwc_initialize_field
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fun = libbwc.bwc_initialize_field
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fun.restype = ctypes.c_void_p
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fun.restype = ctypes.c_void_p
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fun.argtypes = [ctypes.c_void_p]
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fun.argtypes = [ctypes.c_void_p]
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return ctypes.c_void_p(fun(data))
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return ctypes.c_void_p(fun(data))
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#=======================================================================================================================#
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#==================================================================================================#
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def set_codeblocks(field, cbX, cbY, cbZ, cbTS):
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def set_codeblocks(field, cbX, cbY, cbZ, cbTS):
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fun = libbwc.bwc_set_codeblocks
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fun = libbwc.bwc_set_codeblocks
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_uint8, ctypes.c_uint8, ctypes.c_uint8, ctypes.c_uint8]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8]
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fun(field, cbX, cbY, cbZ, cbTS)
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fun(field, cbX, cbY, cbZ, cbTS)
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#=======================================================================================================================#
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#==================================================================================================#
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def set_decomp(field, decompX, decompY, decompZ, decompTS):
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def set_decomp(field, decompX, decompY, decompZ, decompTS):
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fun = libbwc.bwc_set_decomp
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fun = libbwc.bwc_set_decomp
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_uint8, ctypes.c_uint8, ctypes.c_uint8, ctypes.c_uint8]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8]
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fun(field, decompX, decompY, decompZ, decompTS)
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fun(field, decompX, decompY, decompZ, decompTS)
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#=======================================================================================================================#
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#==================================================================================================#
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def set_qm(field, Qm):
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def set_qm(field, Qm):
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fun = libbwc.bwc_set_qm
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fun = libbwc.bwc_set_qm
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_int8]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_int8]
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fun(field, Qm)
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fun(field, Qm)
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#=======================================================================================================================#
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#==================================================================================================#
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def set_tiles(field, tilesX, tilesY, tilesZ, tilesTS, instr):
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def set_tiles(field, tilesX, tilesY, tilesZ, tilesTS, instr):
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fun = libbwc.bwc_set_tiles
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fun = libbwc.bwc_set_tiles
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_uint64, ctypes.c_uint64, ctypes.c_uint64, ctypes.c_uint64, ctypes.c_char_p]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_uint64,
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ctypes.c_uint64,
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ctypes.c_uint64,
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ctypes.c_uint64,
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ctypes.c_char_p]
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fun(field, tilesX, tilesY, tilesZ, tilesTS, instr.encode('utf-8'))
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fun(field, tilesX, tilesY, tilesZ, tilesTS, instr.encode('utf-8'))
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#=======================================================================================================================#
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#==================================================================================================#
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def set_precincts(field, pX, pY, pZ, pTS):
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def set_precincts(field, pX, pY, pZ, pTS):
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fun = libbwc.bwc_set_precincts
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fun = libbwc.bwc_set_precincts
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_uint8, ctypes.c_uint8, ctypes.c_uint8, ctypes.c_uint8]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8,
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ctypes.c_uint8]
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fun(field, pX, pY, pZ, pTS)
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fun(field, pX, pY, pZ, pTS)
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#=======================================================================================================================#
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#==================================================================================================#
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def create_compression(field, rate_control):
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def create_compression(field, rate_control):
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fun = libbwc.bwc_create_compression
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fun = libbwc.bwc_create_compression
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_char_p]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_char_p]
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fun(field, rate_control.encode('utf-8'))
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fun(field, rate_control.encode('utf-8'))
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#=======================================================================================================================#
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#==================================================================================================#
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def compress(field, data):
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def compress(field, data):
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fun = libbwc.bwc_compress
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fun = libbwc.bwc_compress
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_void_p]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_void_p]
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fun(field, data)
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fun(field, data)
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#=======================================================================================================================#
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#==================================================================================================#
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def create_decompression(field, data):
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def create_decompression(field, data):
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fun = libbwc.bwc_create_decompression
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fun = libbwc.bwc_create_decompression
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fun.restype = ctypes.c_void_p
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fun.restype = ctypes.c_void_p
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fun.argtypes = [ctypes.c_void_p, ctypes.c_uint8]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_uint8]
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return ctypes.c_void_p(fun(field, data))
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return ctypes.c_void_p(fun(field, data))
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#=======================================================================================================================#
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#==================================================================================================#
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def decompress(field, data):
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def decompress(field, data):
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fun = libbwc.bwc_decompress
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fun = libbwc.bwc_decompress
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fun.restype = None
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fun.restype = None
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fun.argtypes = [ctypes.c_void_p, ctypes.c_void_p]
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fun.argtypes = [ctypes.c_void_p,
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ctypes.c_void_p]
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fun(field, data)
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fun(field, data)
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