debug/memusage.c

   1 // SPDX-License-Identifier: 0BSD
   2
   3 ///////////////////////////////////////////////////////////////////////////////
   4 //
   5 /// \file       memusage.c
   6 /// \brief      Calculates memory usage using lzma_memory_usage()
   7 //
   8 //  Author:     Lasse Collin
   9 //
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #include "sysdefs.h"
  13 #include "lzma.h"
  14 #include <stdio.h>
  15
  16 int
  17 main(void)
  18 {
  19         lzma_options_lzma lzma = {
  20                 .dict_size = (1U << 30) + (1U << 29),
  21                 .lc = 3,
  22                 .lp = 0,
  23                 .pb = 2,
  24                 .preset_dict = NULL,
  25                 .preset_dict_size = 0,
  26                 .mode = LZMA_MODE_NORMAL,
  27                 .nice_len = 48,
  28                 .mf = LZMA_MF_BT4,
  29                 .depth = 0,
  30         };
  31
  32 /*
  33         lzma_options_filter filters[] = {
  34                 { LZMA_FILTER_LZMA1,
  35                         (lzma_options_lzma *)&lzma_preset_lzma[6 - 1] },
  36                 { UINT64_MAX, NULL }
  37         };
  38 */
  39         lzma_filter filters[] = {
  40                 { LZMA_FILTER_LZMA1, &lzma },
  41                 { UINT64_MAX, NULL }
  42         };
  43
  44         printf("Encoder: %10" PRIu64 " B\n",
  45                         lzma_raw_encoder_memusage(filters));
  46         printf("Decoder: %10" PRIu64 " B\n",
  47                         lzma_raw_decoder_memusage(filters));
  48
  49         return 0;
  50 }