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Use -m3 as an upper bound for LZSA2

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Emmanuel Marty 2019-06-11 10:38:47 +02:00 committed by GitHub
parent 028163c42a
commit 71f262081b
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2 changed files with 3 additions and 2 deletions
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src/shrink_context.c
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@ -51,6 +51,7 @@
int lzsa_compressor_init(lzsa_compressor *pCompressor, const int nMaxWindowSize, const int nMinMatchSize, const int nFormatVersion, const int nFlags) { int lzsa_compressor_init(lzsa_compressor *pCompressor, const int nMaxWindowSize, const int nMinMatchSize, const int nFormatVersion, const int nFlags) {
int nResult; int nResult;
int nMinMatchSizeForFormat = (nFormatVersion == 1) ? MIN_MATCH_SIZE_V1 : MIN_MATCH_SIZE_V2; int nMinMatchSizeForFormat = (nFormatVersion == 1) ? MIN_MATCH_SIZE_V1 : MIN_MATCH_SIZE_V2;
int nMaxMinMatchForFormat = (nFormatVersion == 1) ? 5 : 3;
nResult = divsufsort_init(&pCompressor->divsufsort_context); nResult = divsufsort_init(&pCompressor->divsufsort_context);
pCompressor->intervals = NULL; pCompressor->intervals = NULL;
@ -63,8 +64,8 @@ int lzsa_compressor_init(lzsa_compressor *pCompressor, const int nMaxWindowSize,
pCompressor->min_match_size = nMinMatchSize; pCompressor->min_match_size = nMinMatchSize;
if (pCompressor->min_match_size < nMinMatchSizeForFormat) if (pCompressor->min_match_size < nMinMatchSizeForFormat)
pCompressor->min_match_size = nMinMatchSizeForFormat; pCompressor->min_match_size = nMinMatchSizeForFormat;
else if (pCompressor->min_match_size > 5) else if (pCompressor->min_match_size > nMaxMinMatchForFormat)
pCompressor->min_match_size = 5; pCompressor->min_match_size = nMaxMinMatchForFormat;
pCompressor->format_version = nFormatVersion; pCompressor->format_version = nFormatVersion;
pCompressor->flags = nFlags; pCompressor->flags = nFlags;
pCompressor->num_commands = 0; pCompressor->num_commands = 0;