#include "avcodec.h"
#include "dsputil.h"
#include "simple_idct.h"
Go to the source code of this file.
Defines | |
#define | W1 22725 |
#define | W2 21407 |
#define | W3 19266 |
#define | W4 16383 |
#define | W5 12873 |
#define | W6 8867 |
#define | W7 4520 |
#define | ROW_SHIFT 11 |
#define | COL_SHIFT 20 |
#define | MAC16(rt, ra, rb) rt += (ra) * (rb) |
#define | MUL16(rt, ra, rb) rt = (ra) * (rb) |
#define | CN_SHIFT 12 |
#define | C_FIX(x) ((int)((x) * (1 << CN_SHIFT) + 0.5)) |
#define | C1 C_FIX(0.6532814824) |
#define | C2 C_FIX(0.2705980501) |
#define | C_SHIFT (4+1+12) |
#define | BF(k) |
#define | CN_SHIFT 12 |
#define | C_FIX(x) ((int)((x) * 1.414213562 * (1 << CN_SHIFT) + 0.5)) |
#define | C1 C_FIX(0.6532814824) |
#define | C2 C_FIX(0.2705980501) |
#define | C3 C_FIX(0.5) |
#define | C_SHIFT (4+1+12) |
#define | RN_SHIFT 15 |
#define | R_FIX(x) ((int)((x) * 1.414213562 * (1 << RN_SHIFT) + 0.5)) |
#define | R1 R_FIX(0.6532814824) |
#define | R2 R_FIX(0.2705980501) |
#define | R3 R_FIX(0.5) |
#define | R_SHIFT 11 |
Functions | |
static void | idctRowCondDC (DCTELEM *row) |
static void | idctSparseColPut (uint8_t *dest, int line_size, DCTELEM *col) |
static void | idctSparseColAdd (uint8_t *dest, int line_size, DCTELEM *col) |
static void | idctSparseCol (DCTELEM *col) |
void | ff_simple_idct_put (uint8_t *dest, int line_size, DCTELEM *block) |
void | ff_simple_idct_add (uint8_t *dest, int line_size, DCTELEM *block) |
void | ff_simple_idct (DCTELEM *block) |
static void | idct4col_put (uint8_t *dest, int line_size, const DCTELEM *col) |
void | ff_simple_idct248_put (uint8_t *dest, int line_size, DCTELEM *block) |
static void | idct4col_add (uint8_t *dest, int line_size, const DCTELEM *col) |
static void | idct4row (DCTELEM *row) |
void | ff_simple_idct84_add (uint8_t *dest, int line_size, DCTELEM *block) |
void | ff_simple_idct48_add (uint8_t *dest, int line_size, DCTELEM *block) |
void | ff_simple_idct44_add (uint8_t *dest, int line_size, DCTELEM *block) |
Definition in file simple_idct.c.
#define BF | ( | k | ) |
Value:
Definition at line 453 of file simple_idct.c.
#define C1 C_FIX(0.6532814824) |
Definition at line 507 of file simple_idct.c.
#define C1 C_FIX(0.6532814824) |
Definition at line 507 of file simple_idct.c.
#define C2 C_FIX(0.2705980501) |
Definition at line 508 of file simple_idct.c.
#define C2 C_FIX(0.2705980501) |
Definition at line 508 of file simple_idct.c.
#define C3 C_FIX(0.5) |
Definition at line 509 of file simple_idct.c.
#define C_FIX | ( | x | ) | ((int)((x) * 1.414213562 * (1 << CN_SHIFT) + 0.5)) |
Definition at line 506 of file simple_idct.c.
#define C_FIX | ( | x | ) | ((int)((x) * (1 << CN_SHIFT) + 0.5)) |
Definition at line 506 of file simple_idct.c.
#define C_SHIFT (4+1+12) |
Definition at line 510 of file simple_idct.c.
#define C_SHIFT (4+1+12) |
#define CN_SHIFT 12 |
Definition at line 505 of file simple_idct.c.
#define CN_SHIFT 12 |
#define COL_SHIFT 20 |
Definition at line 55 of file simple_idct.c.
#define MAC16 | ( | rt, | |||
ra, | |||||
rb | ) | rt += (ra) * (rb) |
Definition at line 71 of file simple_idct.c.
#define MUL16 | ( | rt, | |||
ra, | |||||
rb | ) | rt = (ra) * (rb) |
Definition at line 74 of file simple_idct.c.
#define R1 R_FIX(0.6532814824) |
Definition at line 535 of file simple_idct.c.
Referenced by altivec_uyvy_rgb32(), altivec_yuv2packedX(), idct4row(), and transform().
#define R2 R_FIX(0.2705980501) |
Definition at line 536 of file simple_idct.c.
Referenced by idct4row(), transform(), and wv_unpack_stereo().
#define R3 R_FIX(0.5) |
#define R_FIX | ( | x | ) | ((int)((x) * 1.414213562 * (1 << RN_SHIFT) + 0.5)) |
Definition at line 534 of file simple_idct.c.
#define R_SHIFT 11 |
#define RN_SHIFT 15 |
Definition at line 533 of file simple_idct.c.
#define ROW_SHIFT 11 |
Definition at line 54 of file simple_idct.c.
#define W1 22725 |
Definition at line 47 of file simple_idct.c.
#define W2 21407 |
Definition at line 48 of file simple_idct.c.
#define W3 19266 |
Definition at line 49 of file simple_idct.c.
#define W4 16383 |
Definition at line 50 of file simple_idct.c.
#define W5 12873 |
Definition at line 51 of file simple_idct.c.
#define W6 8867 |
Definition at line 52 of file simple_idct.c.
#define W7 4520 |
Definition at line 53 of file simple_idct.c.
void ff_simple_idct | ( | DCTELEM * | block | ) |
Definition at line 410 of file simple_idct.c.
Referenced by decode_sequence_header(), dsputil_init(), and quant_psnr8x8_c().
Definition at line 573 of file simple_idct.c.
Referenced by decode_sequence_header(), and wmv2_add_block().
Definition at line 558 of file simple_idct.c.
Referenced by decode_sequence_header(), and wmv2_add_block().
Definition at line 511 of file simple_idct.c.
Referenced by ff_simple_idct44_add(), and ff_simple_idct84_add().
static void idct4row | ( | DCTELEM * | row | ) | [inline, static] |
Definition at line 539 of file simple_idct.c.
Referenced by ff_simple_idct44_add(), and ff_simple_idct48_add().
static void idctRowCondDC | ( | DCTELEM * | row | ) | [inline, static] |
Definition at line 78 of file simple_idct.c.
Referenced by ff_simple_idct(), ff_simple_idct248_put(), ff_simple_idct84_add(), ff_simple_idct_add(), and ff_simple_idct_put().
static void idctSparseCol | ( | DCTELEM * | col | ) | [inline, static] |
Definition at line 255 of file simple_idct.c.
Referenced by ff_simple_idct48_add(), and ff_simple_idct_add().