src/external/tng_io/include/compression/coder.h

   1 /* This code is part of the tng compression routines.
   2  *
   3  * Written by Daniel Spangberg
   4  * Copyright (c) 2010, 2013, The GROMACS development team.
   5  *
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the Revised BSD License.
   9  */
  10
  11 #ifndef CODER_H
  12 #define CODER_H
  13
  14 #ifndef DECLSPECDLLEXPORT
  15 #ifdef USE_WINDOWS
  16 #define DECLSPECDLLEXPORT __declspec(dllexport)
  17 #else /* USE_WINDOWS */
  18 #define DECLSPECDLLEXPORT
  19 #endif /* USE_WINDOWS */
  20 #endif /* DECLSPECDLLEXPORT */
  21
  22 struct coder
  23 {
  24     unsigned int pack_temporary;
  25     int pack_temporary_bits;
  26     int stat_overflow;
  27     int stat_numval;
  28 };
  29
  30 struct coder DECLSPECDLLEXPORT *Ptngc_coder_init(void);
  31 void DECLSPECDLLEXPORT Ptngc_coder_deinit(struct coder *coder);
  32 unsigned char DECLSPECDLLEXPORT *Ptngc_pack_array(struct coder *coder,int *input, int *length, const int coding, const int coding_parameter, const int natoms, const int speed);
  33 int DECLSPECDLLEXPORT Ptngc_unpack_array(struct coder *coder,unsigned char *packed,int *output, const int length, const int coding, const int coding_parameter, const int natoms);
  34 unsigned char DECLSPECDLLEXPORT *Ptngc_pack_array_xtc2(struct coder *coder,int *input, int *length);
  35 int DECLSPECDLLEXPORT Ptngc_unpack_array_xtc2(struct coder *coder, unsigned char *packed, int *output, const int length);
  36 unsigned char DECLSPECDLLEXPORT *Ptngc_pack_array_xtc3(int *input, int *length, int natoms, int speed);
  37 int DECLSPECDLLEXPORT Ptngc_unpack_array_xtc3(unsigned char *packed,int *output, int length, int natoms);
  38
  39 void DECLSPECDLLEXPORT Ptngc_out8bits(struct coder *coder, unsigned char **output);
  40 void DECLSPECDLLEXPORT Ptngc_pack_flush(struct coder *coder,unsigned char **output);
  41 void DECLSPECDLLEXPORT Ptngc_write_pattern(struct coder *coder,unsigned int pattern, int nbits, unsigned char **output);
  42
  43 void DECLSPECDLLEXPORT Ptngc_writebits(struct coder *coder, unsigned int value, const int nbits, unsigned char **output_ptr);
  44 void DECLSPECDLLEXPORT Ptngc_write32bits(struct coder *coder,unsigned int value,int nbits, unsigned char **output_ptr);
  45 void DECLSPECDLLEXPORT Ptngc_writemanybits(struct coder *coder,unsigned char *value,int nbits, unsigned char **output_ptr);
  46
  47
  48 #endif