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BitPack

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powturbo
2015-06-18 17:36:37 +02:00
parent 3ebd77f956
commit 988373f913
1 changed files with 5 additions and 1 deletions
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bitpack.h
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@ -32,9 +32,13 @@ unsigned char *bitpack32( unsigned *__restrict in, unsigned n, unsign
unsigned char *bitpack16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out , unsigned b); unsigned char *bitpack16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out , unsigned b);
unsigned char *bitpack64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out , unsigned b); unsigned char *bitpack64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out , unsigned b);
// delta bit packing
unsigned char *bitdpack32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b); unsigned char *bitdpack32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitd1pack32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b); unsigned char *bitd1pack32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
// for bit packing
unsigned char *bitfpack32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
unsigned char *bitf1pack32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start, unsigned b);
//-------------------------------------- SIMD ------------------------------------------------------------------------------------------ //-------------------------------------- SIMD ------------------------------------------------------------------------------------------
// Pack array with n unsigned (32 bits in[n]) values to the buffer out using nbits per value. Return value = end of compressed buffer out // Pack array with n unsigned (32 bits in[n]) values to the buffer out using nbits per value. Return value = end of compressed buffer out