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Updated LZ4 to the latest version.

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Alex Szpakowski
2015-05-29 18:01:02 -03:00
parent 457903a425
commit 8c3dd76327
5 changed files with 781 additions and 592 deletions
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src/modules/math/Compressor.cpp
+6 -5
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@@ -47,7 +47,8 @@ public:
// We use a custom header to store some info with the compressed data.
const size_t headersize = sizeof(uint32);
size_t maxsize = headersize + (size_t) LZ4_compressBound((int) dataSize);
int maxdestsize = LZ4_compressBound((int) dataSize);
size_t maxsize = headersize + (size_t) maxdestsize;
char *compressedbytes = nullptr;
try
@@ -67,12 +68,12 @@ public:
*(uint32 *) compressedbytes = (uint32) dataSize;
#endif
// Use LZ4-HC for compression level 8 and higher.
// Use LZ4-HC for compression level 9 and higher.
int csize = 0;
if (level > 7)
csize = LZ4_compressHC(data, compressedbytes + headersize, (int) dataSize);
if (level > 8)
csize = LZ4_compress_HC(data, compressedbytes + headersize, (int) dataSize, maxdestsize, 0);
else
csize = LZ4_compress(data, compressedbytes + headersize, (int) dataSize);
csize = LZ4_compress_default(data, compressedbytes + headersize, (int) dataSize, maxdestsize);
if (csize <= 0)
{