daiduo/TurboPFor-Integer-Compression
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This commit is contained in:
powturbo
2015-06-11 20:37:47 +02:00
parent 73b4be6cb5
commit cd09e6fafb
1 changed files with 8 additions and 4 deletions
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12
vint.h
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@ -105,6 +105,8 @@ extern unsigned char vtab[];
#define vbget(__ip) ({ unsigned _x_; vbgeta(__ip, _x_, ;); _x_; })
#define vbput32(__op, __x) vbput(__op, __x)
#define vbget32(__ip) vbget(__ip)
#define vbput16(__op, __x) vbput(__op, __x)
#define vbget16(__ip) vbget(__ip)
#define vbput64(__op, __x) { unsigned long long _x_ = __x; vbputa64(__op, _x_, ;); }
#define vbget64(__ip) ({ unsigned long long _x_; vbgeta64(__ip, _x_, ;); _x_; })
@ -129,11 +131,13 @@ unsigned char *vbd1enc (unsigned *__restrict in, unsigned n, unsigned char
unsigned char *vbd1dec (unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
//---------------------------------- variable byte : 15 bits integer lists ------------------------------------------------
#define vbput16(__op, __x) do { unsigned _x = __x; if(likely(_x < 0x80)) *__op++ = _x; else { *__op++ = (_x) >> 8 | 0x80; *__op++ = _x; } } while(0)
#define vbgeta16(__ip,__x, __act) do { if((__x = *__ip++) > 0x7f) __x = (__x & 0x7f) << 8 | *__ip++; __act; } while(0)
#define vbput15(__op, __x) do { unsigned _x = __x; if(likely(_x < 0x80)) *__op++ = _x; else { *__op++ = (_x) >> 8 | 0x80; *__op++ = _x; } } while(0)
#define vbgeta15(__ip,__x, __act) do { if((__x = *__ip++) > 0x7f) __x = (__x & 0x7f) << 8 | *__ip++; __act; } while(0)
#define vblen16(__x) ((__x) > 0x7f?2:1)
#define vbget16(__ip) ({ unsigned _x; vbgeta16(__ip, _x, ;); _x; })
#define vblen15(__x) ((__x) > 0x7f?2:1)
#define vbget15(__ip) ({ unsigned _x; vbgeta15(__ip, _x, ;); _x; })
unsigned char *vbenc15(unsigned short *__restrict in, unsigned n, unsigned char *__restrict out);
unsigned char *vbdec15(unsigned char *__restrict in, unsigned n, unsigned short *__restrict out);
#ifdef __cplusplus
}