xref: /freebsd/contrib/xz/src/liblzma/common/easy_decoder_memusage.c (revision dd41de95a84d979615a2ef11df6850622bf6184e)
1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 /// \file       easy_decoder_memusage.c
4 /// \brief      Decoder memory usage calculation to match easy encoder presets
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 "easy_preset.h"
14 
15 
16 extern LZMA_API(uint64_t)
17 lzma_easy_decoder_memusage(uint32_t preset)
18 {
19 	lzma_options_easy opt_easy;
20 	if (lzma_easy_preset(&opt_easy, preset))
21 		return UINT32_MAX;
22 
23 	return lzma_raw_decoder_memusage(opt_easy.filters);
24 }
25