daiduo/TurboPFor-Integer-Compression
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TurboPFor: TurboPFor encode c/c++ header

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2017-01-06 18:06:51 +01:00
parent fa02362471
commit 6c03ef762e
1 changed files with 55 additions and 18 deletions
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73
vp4c.h
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@ -21,32 +21,69 @@
- twitter : https://twitter.com/powturbo
- email : powturbo [_AT_] gmail [_DOT_] com
**/
// "Integer Compression" TurboPfor (see vp4dd.h for decompression)
// "Integer Compression" TurboPfor (see vp4d.h for decompression)
#ifdef __cplusplus
extern "C" {
#endif
// compress integer array with n values to the buffer out. Return value = end of compressed buffer out
unsigned char *p4enc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4enc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4enc128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out); // SIMD (Vertical bitpacking)
unsigned char *p4enc256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out); // SIMD (Vertical bitpacking)
unsigned char *p4enc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out);
// Low level API: Single block n limited
//compress integer array with n values to the buffer out. Return value = end of compressed buffer out
unsigned char *p4enc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4enc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4enc128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out); // SIMD (Vertical bitpacking)
unsigned char *p4enc256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out); // SIMD (Vertical bitpacking)
unsigned char *p4enc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4encx16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);// Direct access
unsigned char *p4encx32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4encx16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);// Direct access
unsigned char *p4encx32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
// same as p4denc, but with b and bx as parameters. Call after _p4d16,_p4d32,_p4d64
unsigned char *_p4enc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
unsigned char *_p4enc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
unsigned char *_p4enc128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx); // SIMD (Vertical bitpacking)
unsigned char *_p4enc256v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx); // SIMD (Vertical bitpacking)
unsigned char *_p4enc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
unsigned char *p4denc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
unsigned char *p4denc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4denc128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start); // SIMD (Vertical bitpacking)
unsigned char *p4denc256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4denc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
unsigned char *p4dencx16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);// Direct access
unsigned char *p4dencx32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4d1enc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);
unsigned char *p4d1enc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4d1enc128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start); // SIMD (Vertical bitpacking)
unsigned char *p4d1enc256v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4d1enc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, uint64_t start);
unsigned char *p4d1encx16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned short start);// Direct access
unsigned char *p4d1encx32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
// same as p4enc, but with b and bx as parameters. Call after _p4d16,_p4d32,_p4d64
unsigned char *_p4enc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
unsigned char *_p4enc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
unsigned char *_p4enc128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx); // SIMD (Vertical bitpacking)
unsigned char *_p4enc256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
unsigned char *_p4enc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out, unsigned b, unsigned bx);
// calculate the best bit sizes b and bx, return b.
unsigned _p4bits16( unsigned short *__restrict in, unsigned n, unsigned *pbx);
unsigned _p4bits32( unsigned *__restrict in, unsigned n, unsigned *pbx);
unsigned _p4bits64( uint64_t *__restrict in, unsigned n, unsigned *pbx);
unsigned _p4bits16( unsigned short *__restrict in, unsigned n, unsigned *pbx);
unsigned _p4bits32( unsigned *__restrict in, unsigned n, unsigned *pbx);
unsigned _p4bits64( uint64_t *__restrict in, unsigned n, unsigned *pbx);
//************************** n unlimited ************************************************************************************
// compress integer array with n values to the buffer out. Return value = end of compressed buffer out
unsigned char *p4nenc16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4nenc32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4nenc128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out); // SIMD (Vertical bitpacking)
unsigned char *p4nenc256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4nenc64( uint64_t *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4nencx16( unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);// Direct access
unsigned char *p4nencx32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *p4ndenc128v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start); // SIMD (Vertical bitpacking)
unsigned char *p4ndenc256v32( unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4nd1enc128v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *p4nd1enc256v32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
#ifdef __cplusplus
}
#endif