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added ZWRAP_deflateResetWithoutDict and ZWRAP_inflateResetWithoutDict

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inikep
2016-09-27 16:56:07 +02:00
parent 572d428b59
commit 706876f09a
3 changed files with 77 additions and 28 deletions
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14
zlibWrapper/examples/zwrapbench.c
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@ -282,6 +282,7 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
} else if (compressor == BMK_ZWRAP_ZLIB_REUSE || compressor == BMK_ZWRAP_ZSTD_REUSE || compressor == BMK_ZLIB_REUSE) {
z_stream def;
int ret;
int useSetDict = (dictBuffer != NULL);
if (compressor == BMK_ZLIB_REUSE || compressor == BMK_ZWRAP_ZLIB_REUSE) ZWRAP_useZSTDcompression(0);
else ZWRAP_useZSTDcompression(1);
def.zalloc = Z_NULL;
@ -296,11 +297,15 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
do {
U32 blockNb;
for (blockNb=0; blockNb<nbBlocks; blockNb++) {
ret = deflateReset(&def);
if (ZWRAP_isUsingZSTDcompression())
ret = ZWRAP_deflateResetWithoutDict(&def); /* reuse dictionary to make compression faster */
else
ret = deflateReset(&def);
if (ret != Z_OK) EXM_THROW(1, "deflateReset failure");
if (dictBuffer) {
if (useSetDict) {
ret = deflateSetDictionary(&def, dictBuffer, dictBufferSize);
if (ret != Z_OK) EXM_THROW(1, "deflateSetDictionary failure");
if (ZWRAP_isUsingZSTDcompression()) useSetDict = 0; /* zstd doesn't require deflateSetDictionary after ZWRAP_deflateResetWithoutDict */
}
def.next_in = (const void*) blockTable[blockNb].srcPtr;
def.avail_in = blockTable[blockNb].srcSize;
@ -433,7 +438,10 @@ static int BMK_benchMem(const void* srcBuffer, size_t srcSize,
do {
U32 blockNb;
for (blockNb=0; blockNb<nbBlocks; blockNb++) {
ret = inflateReset(&inf);
if (ZWRAP_isUsingZSTDdecompression(&inf))
ret = ZWRAP_inflateResetWithoutDict(&inf); /* reuse dictionary to make decompression faster; inflate will return Z_NEED_DICT only for the first time */
else
ret = inflateReset(&inf);
if (ret != Z_OK) EXM_THROW(1, "inflateReset failure");
inf.next_in = (const void*) blockTable[blockNb].cPtr;
inf.avail_in = blockTable[blockNb].cSize;