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TurboPFor: TurboPFor encode

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2023-03-23 11:29:38 +01:00
parent 47f550c9cc
commit 95b99fe906
1 changed files with 16 additions and 0 deletions
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16
lib/vp4c.c
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@ -43,6 +43,22 @@
#define HYBRID 1 // Hybrid TurboPFor : 0=fixed bit packing, 1=fixed BP+Variable byte
#ifndef __AVX2__
#define VP4BOUND(_n_, _esize_, _csize_) ((_esize_*_n_) + ((_n_+_csize_-1)/_csize_))
size_t p4nbound8( size_t n) { return VP4BOUND(n, 1, 128); }
size_t p4nbound16( size_t n) { return VP4BOUND(n, 2, 128); }
size_t p4nbound32( size_t n) { return VP4BOUND(n, 4, 128); }
size_t p4nbound64( size_t n) { return VP4BOUND(n, 8, 128); }
size_t p4nbound128v8( size_t n) { return VP4BOUND(n, 1, 128); }
size_t p4nbound128v16(size_t n) { return VP4BOUND(n, 2, 128); }
size_t p4nbound128v32(size_t n) { return VP4BOUND(n, 4, 128); }
size_t p4nbound128v64(size_t n) { return VP4BOUND(n, 8, 128); }
size_t p4nbound256v8( size_t n) { return VP4BOUND(n, 1, 256); }
size_t p4nbound256v16(size_t n) { return VP4BOUND(n, 2, 256); }
size_t p4nbound256v32(size_t n) { return VP4BOUND(n, 4, 256); }
size_t p4nbound256v64(size_t n) { return VP4BOUND(n, 8, 128); }
#define _P4BITS _p4bits
#define P4BITS _p4bits
#define _P4ENC _p4enc