Gregor Weiss
008ccfa4a9
Cleaning up by removal of redundant information like parameter linked list, file extension, and file pointer including associated functionality. Start constructing an API taking void pointers to the original data for compression.
148 lines
No EOL
13 KiB
C
Executable file
148 lines
No EOL
13 KiB
C
Executable file
/*================================================================================================*\
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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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|| DESCRIPTION: ||
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|| ------------ ||
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|| Big Whoop is a compression codec for the lossy compression of IEEE 754 floating ||
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|| point arrays defined on curvelinear compute grids. ||
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|| -------------------------------------------------------------------------------------------- ||
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|| Copyright (c) 2023, High Performance Computing Center - University of Stuttgart ||
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|| Redistribution and use in source and binary forms, with or without modification, are ||
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|| permitted provided that the following conditions are met: ||
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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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|| conditions and the following disclaimer. ||
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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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|| of conditions and the following disclaimer in the documentation and/or other ||
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|| materials provided with the distribution. ||
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|| ||
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|| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS” AND ANY EXPRESS ||
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|| OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF ||
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|| MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE ||
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|| COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, ||
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|| EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF ||
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|| SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) ||
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|| HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR ||
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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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#ifndef LIBBWC_H
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#define LIBBWC_H
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/************************************************************************************************\
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|| _ _ _ ____ _ _ _ ___ ____ ||
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|| | |\ | | | | | | \ |___ ||
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|| | | \| |___ |___ |__| |__/ |___ ||
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\************************************************************************************************/
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#include "bitstream.h"
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#include "codestream.h"
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#include "constants.h"
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#include "macros.h"
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#include "mq_types.h"
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#include "types.h"
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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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bwc_stream* bwc_initialize_data (void *const data,
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bwc_precision const prec);
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//==========|==========================|======================|======|=======|====================
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uchar bwc_set_com (bwc_stream *const data,
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char const *const com,
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uint16 const size);
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//==========|==========================|======================|======|=======|====================
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uchar bwc_set_aux (bwc_stream *const data,
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char const *const aux,
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uint32 const size);
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//==========|==========================|======================|======|=======|====================
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void bwc_free_data (bwc_stream *const data);
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//==========|==========================|======================|======|=======|====================
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uchar create_field (bwc_codec *const field);
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//==========|==========================|======================|======|=======|====================
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void bwc_kill_compression (bwc_codec *const field);
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//==========|==========================|======================|======|=======|====================
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bwc_codec* bwc_initialize_field (bwc_precision const prec,
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uint64 const nX,
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uint64 const nY,
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uint64 const nZ,
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uint16 const nTS,
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uint8 const nPar);
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//==========|==========================|======================|======|=======|====================
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void bwc_set_error_resilience (bwc_codec *const field);
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//==========|==========================|======================|======|=======|====================
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void set_quant_style (bwc_codec *const field,
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bwc_quant_st const quantization_style);
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//==========|==========================|======================|======|=======|====================
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void set_quant_step_size (bwc_codec *const field,
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double const delta);
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//==========|==========================|======================|======|=======|====================
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void set_progression (bwc_codec *const field,
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bwc_prog_ord const progression);
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//==========|==========================|======================|======|=======|====================
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void set_kernels (bwc_codec *const field,
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bwc_dwt_filter const KernelX,
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bwc_dwt_filter const KernelY,
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bwc_dwt_filter const KernelZ,
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bwc_dwt_filter const KernelTS);
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//==========|==========================|======================|======|=======|====================
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void bwc_set_decomp (bwc_codec *const field,
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uint8 const decompX,
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uint8 const decompY,
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uint8 const decompZ,
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uint8 const decompTS);
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//==========|==========================|======================|======|=======|====================
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void bwc_set_precincts (bwc_codec *const field,
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uint8 const pX,
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uint8 const pY,
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uint8 const pZ,
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uint8 const pTS);
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//==========|==========================|======================|======|=======|====================
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void bwc_set_codeblocks (bwc_codec *const field,
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uint8 const cbX,
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uint8 const cbY,
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uint8 const cbZ,
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uint8 const cbTS);
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//==========|==========================|======================|======|=======|====================
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void bwc_set_qm (bwc_codec *const field,
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uint8 const Qm);
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//==========|==========================|======================|======|=======|====================
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void bwc_set_tiles (bwc_codec *const field,
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uint64 const tilesX,
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uint64 const tilesY,
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uint64 const tilesZ,
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uint64 const tilesTS,
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bwc_tile_instr const instr);
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//==========|==========================|======================|======|=======|====================
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uchar bwc_create_compression (bwc_codec *const codec,
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bwc_stream *const data,
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char *const rate_control);
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//==========|==========================|======================|======|=======|====================
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uchar bwc_compress (bwc_codec *const field,
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bwc_stream *const data);
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//==========|==========================|======================|======|=======|====================
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bwc_codec* bwc_create_decompression (bwc_stream *const data,
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uint8 const layer);
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//==========|==========================|======================|======|=======|====================
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uchar bwc_decompress (bwc_codec *const field,
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bwc_stream *const data);
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#endif |