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Added user setting compression factor

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Tycho
2014-01-17 11:01:14 -08:00
parent cef2967637
commit a54cbba0fd
10 changed files with 33 additions and 22 deletions
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4
src/StringCompression.cpp
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@@ -11,7 +11,7 @@
/// Compresses a_Data into a_Compressed; returns Z_XXX error constants same as zlib's compress2()
int CompressString(const char * a_Data, int a_Length, AString & a_Compressed)
int CompressString(const char * a_Data, int a_Length, AString & a_Compressed, int a_Factor)
{
uLongf CompressedSize = compressBound(a_Length);
@@ -19,7 +19,7 @@ int CompressString(const char * a_Data, int a_Length, AString & a_Compressed)
// It saves us one allocation and one memcpy of the entire compressed data
// It may not work on some STL implementations! (Confirmed working on MSVC 2008 & 2010)
a_Compressed.resize(CompressedSize);
int errorcode = compress2( (Bytef*)a_Compressed.data(), &CompressedSize, (const Bytef*)a_Data, a_Length, Z_DEFAULT_COMPRESSION);
int errorcode = compress2( (Bytef*)a_Compressed.data(), &CompressedSize, (const Bytef*)a_Data, a_Length, a_Factor);
if (errorcode != Z_OK)
{
return errorcode;