1  ///////////////////////////////////////////////////////////////////////////////
       2  //
       3  /// \file       memusage.c
       4  /// \brief      Calculates memory usage using lzma_memory_usage()
       5  //
       6  //  Author:     Lasse Collin
       7  //
       8  //  This file has been put into the public domain.
       9  //  You can do whatever you want with this file.
      10  //
      11  ///////////////////////////////////////////////////////////////////////////////
      12  
      13  #include "sysdefs.h"
      14  #include "lzma.h"
      15  #include <stdio.h>
      16  
      17  int
      18  main(void)
      19  {
      20  	lzma_options_lzma lzma = {
      21  		.dict_size = (1U << 30) + (1U << 29),
      22  		.lc = 3,
      23  		.lp = 0,
      24  		.pb = 2,
      25  		.preset_dict = NULL,
      26  		.preset_dict_size = 0,
      27  		.mode = LZMA_MODE_NORMAL,
      28  		.nice_len = 48,
      29  		.mf = LZMA_MF_BT4,
      30  		.depth = 0,
      31  	};
      32  
      33  /*
      34  	lzma_options_filter filters[] = {
      35  		{ LZMA_FILTER_LZMA1,
      36  			(lzma_options_lzma *)&lzma_preset_lzma[6 - 1] },
      37  		{ UINT64_MAX, NULL }
      38  	};
      39  */
      40  	lzma_filter filters[] = {
      41  		{ LZMA_FILTER_LZMA1, &lzma },
      42  		{ UINT64_MAX, NULL }
      43  	};
      44  
      45  	printf("Encoder: %10" PRIu64 " B\n",
      46  			lzma_raw_encoder_memusage(filters));
      47  	printf("Decoder: %10" PRIu64 " B\n",
      48  			lzma_raw_decoder_memusage(filters));
      49  
      50  	return 0;
      51  }