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dct.c File Reference
#include "config.h"
#include "libavcodec/x86/fdct.h"
#include "libavcodec/x86/xvididct.h"
#include "libavcodec/x86/simple_idct.h"

Go to the source code of this file.


static int permute_x86 (int16_t dst[64], const int16_t src[64], enum idct_permutation_type perm_type)


static const struct algo fdct_tab_arch []
static const struct algo idct_tab_arch []
static const uint8_t idct_simple_mmx_perm [64]
static const uint8_t idct_sse2_row_perm [8] = { 0, 4, 1, 5, 2, 6, 3, 7 }

Function Documentation

static int permute_x86 ( int16_t  dst[64],
const int16_t  src[64],
enum idct_permutation_type  perm_type 

Definition at line 118 of file dct.c.

Referenced by permute().

Variable Documentation

const struct algo fdct_tab_arch[]
Initial value:
= {
{ 0 }

Definition at line 56 of file dct.c.

const struct algo idct_tab_arch[]

Definition at line 69 of file dct.c.

const uint8_t idct_simple_mmx_perm[64]
Initial value:
= {
0x00, 0x08, 0x04, 0x09, 0x01, 0x0C, 0x05, 0x0D,
0x10, 0x18, 0x14, 0x19, 0x11, 0x1C, 0x15, 0x1D,
0x20, 0x28, 0x24, 0x29, 0x21, 0x2C, 0x25, 0x2D,
0x12, 0x1A, 0x16, 0x1B, 0x13, 0x1E, 0x17, 0x1F,
0x02, 0x0A, 0x06, 0x0B, 0x03, 0x0E, 0x07, 0x0F,
0x30, 0x38, 0x34, 0x39, 0x31, 0x3C, 0x35, 0x3D,
0x22, 0x2A, 0x26, 0x2B, 0x23, 0x2E, 0x27, 0x2F,
0x32, 0x3A, 0x36, 0x3B, 0x33, 0x3E, 0x37, 0x3F,

Definition at line 105 of file dct.c.

const uint8_t idct_sse2_row_perm[8] = { 0, 4, 1, 5, 2, 6, 3, 7 }

Definition at line 116 of file dct.c.