FFmpeg
Data Structures | Macros | Typedefs | Functions | Variables
vf_fspp.h File Reference
#include "avfilter.h"

Go to the source code of this file.

Data Structures

struct  FSPPContext
 

Macros

#define BLOCKSZ   12
 
#define MAX_LEVEL   5
 
#define DCTSIZE   8
 
#define DCTSIZE_S   "8"
 
#define FIX(x, s)   ((x) * (1 << s) + 0.5)
 
#define MULTIPLY16H(x, k)   (((x) * (k)) >> 16)
 
#define THRESHOLD(r, x, t)
 
#define DESCALE(x, n)   (((x) + (1 << ((n) - 1))) >> n)
 

Typedefs

typedef int32_t int_simd16_t
 

Functions

void ff_fspp_init_x86 (FSPPContext *fspp)
 

Variables

static const int16_t FIX_0_382683433 = FIX(0.382683433, 14)
 
static const int16_t FIX_0_541196100 = FIX(0.541196100, 14)
 
static const int16_t FIX_0_707106781 = FIX(M_SQRT1_2 , 14)
 
static const int16_t FIX_1_306562965 = FIX(1.306562965, 14)
 
static const int16_t FIX_1_414213562_A = FIX(M_SQRT2 , 14)
 
static const int16_t FIX_1_847759065 = FIX(1.847759065, 13)
 
static const int16_t FIX_2_613125930 = FIX(-2.613125930, 13)
 
static const int16_t FIX_1_414213562 = FIX(M_SQRT2 , 13)
 
static const int16_t FIX_1_082392200 = FIX(1.082392200, 13)
 

Macro Definition Documentation

#define BLOCKSZ   12

Definition at line 28 of file vf_fspp.h.

Referenced by filter().

#define MAX_LEVEL   5

Definition at line 29 of file vf_fspp.h.

#define DCTSIZE   8

Definition at line 31 of file vf_fspp.h.

#define DCTSIZE_S   "8"

Definition at line 32 of file vf_fspp.h.

#define FIX (   x,
  s 
)    ((x) * (1 << s) + 0.5)

Definition at line 34 of file vf_fspp.h.

#define MULTIPLY16H (   x,
 
)    (((x) * (k)) >> 16)

Definition at line 36 of file vf_fspp.h.

Referenced by column_fidct_c(), row_fdct_c(), and row_idct_c().

#define THRESHOLD (   r,
  x,
 
)
Value:
if(((unsigned)((x) + t)) > t * 2) r = (x); \
else r = 0;
else
Definition: snow.txt:125
const char * r
Definition: vf_curves.c:114

Definition at line 37 of file vf_fspp.h.

Referenced by column_fidct_c().

#define DESCALE (   x,
  n 
)    (((x) + (1 << ((n) - 1))) >> n)

Definition at line 40 of file vf_fspp.h.

Typedef Documentation

Definition at line 42 of file vf_fspp.h.

Function Documentation

void ff_fspp_init_x86 ( FSPPContext fspp)

Definition at line 37 of file vf_fspp_init.c.

Referenced by config_input().

Variable Documentation

const int16_t FIX_0_382683433 = FIX(0.382683433, 14)
static

Definition at line 43 of file vf_fspp.h.

const int16_t FIX_0_541196100 = FIX(0.541196100, 14)
static

Definition at line 44 of file vf_fspp.h.

const int16_t FIX_0_707106781 = FIX(M_SQRT1_2 , 14)
static

Definition at line 45 of file vf_fspp.h.

const int16_t FIX_1_306562965 = FIX(1.306562965, 14)
static

Definition at line 46 of file vf_fspp.h.

const int16_t FIX_1_414213562_A = FIX(M_SQRT2 , 14)
static

Definition at line 47 of file vf_fspp.h.

Referenced by column_fidct_c(), and row_idct_c().

const int16_t FIX_1_847759065 = FIX(1.847759065, 13)
static

Definition at line 48 of file vf_fspp.h.

const int16_t FIX_2_613125930 = FIX(-2.613125930, 13)
static

Definition at line 49 of file vf_fspp.h.

const int16_t FIX_1_414213562 = FIX(M_SQRT2 , 13)
static

Definition at line 50 of file vf_fspp.h.

const int16_t FIX_1_082392200 = FIX(1.082392200, 13)
static

Definition at line 51 of file vf_fspp.h.