代码搜索:Coder
找到约 7,216 项符合「Coder」的源代码
代码结果 7,216
www.eeworm.com/read/109529/15555700
1 arith_coder.1
.PU
.TH arith_coder 1 local "Rev: 3.0"
.SH NAME
arith_coder, bits, char, uint, word \- data compression using arithmetic
coding and a bit, character, unsigned integer, or word based model
.SH SYNOPSI
www.eeworm.com/read/102309/15786935
pdf arithmetic_coder.pdf
www.eeworm.com/read/102077/15793361
c coder_bitplane.c
/*****
coder_bitplane : send bitplanes ; this is an "EZ" coder,
except that our calling structures ruins the embedding
old style : call be Band order ; compare to coder_bp
*****/
#includ
www.eeworm.com/read/102077/15793365
c coder_frac.c
#define FIX_ERRORS
#define DO_LOG
#define MAX_SCALE_0
//#define MAX_SCALE_1
/** allowing scales hurts about 0.1 bpp,
* fixes and escapes are both reduce by about 200 (1400 -> 1200)
* b
www.eeworm.com/read/102077/15793371
c coder_none.c
#include
#include
#include
#include
#include "coder.h"
void coderNone_encodeBand(coder *me,int *band,int w,int h,int fullw,int *parent);
www.eeworm.com/read/102077/15793400
c coder_sm.c
/*****
SigMap : send "significance map" then residual values
the sigmap is a mask of five entries : "0,1,-1, positive > 1, negative < -1"
it is order-1 context coded bases on the the parents
www.eeworm.com/read/102077/15793402
c coder_bp.c
/*****
coder_BP : send BPs ; this is an "EZ" coder,
Checa lossless :
band-then-bp : 3.43
bp-then-band : 3.39
Lena -qu10 -l5 (37.61 psnr)
band-then-bp : 0.607
bp-then-band : 0.598
*
www.eeworm.com/read/102077/15793407
c coder_bpb.c
//#define ADD_CUR_WEIGHTS // hurts !?
//#define LOCAL_LENS // hurts
#define SCALEDOWN_LENS
#define SCALEDOWN_SHIFT 0 // makes len* the very previous!
//#define LOG
#define FIFTH_SHAPE //
www.eeworm.com/read/102077/15793408
c coder_zf.c
/*****
ZeroFlag coder:
codes bytewise but only using binary arithcoders.
sends "is byte == 0" (conditioned on activity of N and W)
then sign (conditioned on signs of N and W)
then (
www.eeworm.com/read/102077/15793413
c coder_bpbf.c
/*****
BP Binary Fast
*****/
#include
#include
#include
#include
#include "coder.h"
extern int tune_param;
#define VAL_CONTEX