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introduced ZSTD_NOCOMPRESS to generate decompressor only

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inikep
2016-04-22 13:59:05 +02:00
parent 23a0889301
commit 3c7c3527d0
5 changed files with 26 additions and 15 deletions
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lib/compress/zstd_compress.c
+2 -2
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@@ -2432,7 +2432,7 @@ size_t ZSTD_compress(void* dst, size_t dstCapacity, const void* src, size_t srcS
/*-===== Pre-defined compression levels =====-*/
#define ZSTD_DEAFULT_CLEVEL 5
#define ZSTD_DEFAULT_CLEVEL 5
#define ZSTD_MAX_CLEVEL 22
unsigned ZSTD_maxCLevel(void) { return ZSTD_MAX_CLEVEL; }
@@ -2552,7 +2552,7 @@ ZSTD_compressionParameters ZSTD_getCParams(int compressionLevel, U64 srcSize, si
size_t const addedSize = srcSize ? 0 : 500;
U64 const rSize = srcSize+dictSize ? srcSize+dictSize+addedSize : (U64)-1;
U32 const tableID = (rSize <= 256 KB) + (rSize <= 128 KB) + (rSize <= 16 KB); /* intentional underflow for srcSizeHint == 0 */
if (compressionLevel < 0) compressionLevel = ZSTD_DEAFULT_CLEVEL;
if (compressionLevel < 0) compressionLevel = ZSTD_DEFAULT_CLEVEL;
if (compressionLevel==0) compressionLevel = 1;
if (compressionLevel > ZSTD_MAX_CLEVEL) compressionLevel = ZSTD_MAX_CLEVEL;
cp = ZSTD_defaultCParameters[tableID][compressionLevel];