fdct_mmx.c File Reference

Go to the source code of this file.

Macros

#define BITS_FRW_ACC   3
#define SHIFT_FRW_COL   BITS_FRW_ACC
#define SHIFT_FRW_ROW   (BITS_FRW_ACC + 17 - 3)
#define RND_FRW_ROW   (1 << (SHIFT_FRW_ROW-1))
#define X8(x)   x,x,x,x,x,x,x,x
#define TABLE_SSE2
#define C1   22725
#define C2   21407
#define C3   19266
#define C4   16384
#define C5   12873
#define C6   8867
#define C7   4520
#define C1   31521
#define C2   29692
#define C3   26722
#define C4   22725
#define C5   17855
#define C6   12299
#define C7   6270
#define C1   29692
#define C2   27969
#define C3   25172
#define C4   21407
#define C5   16819
#define C6   11585
#define C7   5906
#define C1   26722
#define C2   25172
#define C3   22654
#define C4   19266
#define C5   15137
#define C6   10426
#define C7   5315
#define C1   22725
#define C2   21407
#define C3   19266
#define C4   16384
#define C5   12873
#define C6   8867
#define C7   4520
#define C1   26722
#define C2   25172
#define C3   22654
#define C4   19266
#define C5   15137
#define C6   10426
#define C7   5315
#define C1   29692
#define C2   27969
#define C3   25172
#define C4   21407
#define C5   16819
#define C6   11585
#define C7   5906
#define C1   31521
#define C2   29692
#define C3   26722
#define C4   22725
#define C5   17855
#define C6   12299
#define C7   6270
#define S(s)   AV_TOSTRING(s)
#define FDCT_COL(cpu, mm, mov)
#define FDCT_ROW_SSE2_H1(i, t)
#define FDCT_ROW_SSE2_H2(i, t)
#define FDCT_ROW_SSE2(i)

Functions

static av_always_inline void fdct_row_sse2 (const int16_t *in, int16_t *out)
static av_always_inline void fdct_row_mmx2 (const int16_t *in, int16_t *out, const int16_t *table)
static av_always_inline void fdct_row_mmx (const int16_t *in, int16_t *out, const int16_t *table)
void ff_fdct_mmx (int16_t *block)
void ff_fdct_mmx2 (int16_t *block)
void ff_fdct_sse2 (int16_t *block)

Variables

static const int16_t fdct_tg_all_16 [24]
static const int16_t ocos_4_16 [8]
static const int16_t fdct_one_corr [8] = { X8(1) }
static const int32_t fdct_r_row [2] = {RND_FRW_ROW, RND_FRW_ROW }
static const int16_t tab_frw_01234567 []

Macro Definition Documentation

#define BITS_FRW_ACC   3

Definition at line 48 of file fdct_mmx.c.

#define C1   22725
#define C1   31521
#define C1   29692
#define C1   26722
#define C1   22725
#define C1   26722
#define C1   29692
#define C1   31521
#define C2   21407
#define C2   29692
#define C2   27969
#define C2   25172
#define C2   21407
#define C2   25172
#define C2   27969
#define C2   29692
#define C3   19266
#define C3   26722
#define C3   25172
#define C3   22654
#define C3   19266
#define C3   22654
#define C3   25172
#define C3   26722
#define C4   16384
#define C4   22725
#define C4   21407
#define C4   19266
#define C4   16384
#define C4   19266
#define C4   21407
#define C4   22725
#define C5   12873
#define C5   17855
#define C5   16819
#define C5   15137
#define C5   12873
#define C5   15137
#define C5   16819
#define C5   17855
#define C6   8867
#define C6   12299
#define C6   11585
#define C6   10426
#define C6   8867
#define C6   10426
#define C6   11585
#define C6   12299
#define C7   4520
#define C7   6270
#define C7   5906
#define C7   5315
#define C7   4520
#define C7   5315
#define C7   5906
#define C7   6270
#define FDCT_COL (   cpu,
  mm,
  mov 
)

Definition at line 289 of file fdct_mmx.c.

#define FDCT_ROW_SSE2 (   i)
Value:
"movq %%xmm2, %%xmm1 \n\t" \
"pshuflw $27, %%xmm0, %%xmm0 \n\t" \
"paddsw %%xmm0, %%xmm1 \n\t" \
"psubsw %%xmm0, %%xmm2 \n\t" \
"punpckldq %%xmm2, %%xmm1 \n\t" \
"pshufd $78, %%xmm1, %%xmm2 \n\t" \
"pmaddwd %%xmm2, %%xmm3 \n\t" \
"pmaddwd %%xmm1, %%xmm7 \n\t" \
"pmaddwd %%xmm5, %%xmm2 \n\t" \
"pmaddwd %%xmm4, %%xmm1 \n\t" \
"paddd %%xmm7, %%xmm3 \n\t" \
"paddd %%xmm2, %%xmm1 \n\t" \
"paddd %%xmm6, %%xmm3 \n\t" \
"paddd %%xmm6, %%xmm1 \n\t" \
"psrad %3, %%xmm3 \n\t" \
"psrad %3, %%xmm1 \n\t" \
"packssdw %%xmm3, %%xmm1 \n\t" \
"movdqa %%xmm1, " #i "(%4) \n\t"

Referenced by fdct_row_sse2().

#define FDCT_ROW_SSE2_H1 (   i,
  t 
)
Value:
"movq " #i "(%0), %%xmm2 \n\t" \
"movq " #i "+8(%0), %%xmm0 \n\t" \
"movdqa " #t "+32(%1), %%xmm3 \n\t" \
"movdqa " #t "+48(%1), %%xmm7 \n\t" \
"movdqa " #t "(%1), %%xmm4 \n\t" \
"movdqa " #t "+16(%1), %%xmm5 \n\t"

Referenced by fdct_row_sse2().

#define FDCT_ROW_SSE2_H2 (   i,
  t 
)
Value:
"movq " #i "(%0), %%xmm2 \n\t" \
"movq " #i "+8(%0), %%xmm0 \n\t" \
"movdqa " #t "+32(%1), %%xmm3 \n\t" \
"movdqa " #t "+48(%1), %%xmm7 \n\t"

Referenced by fdct_row_sse2().

#define RND_FRW_ROW   (1 << (SHIFT_FRW_ROW-1))

Definition at line 51 of file fdct_mmx.c.

#define S (   s)    AV_TOSTRING(s)

Definition at line 287 of file fdct_mmx.c.

Referenced by fdct_row_mmx(), and fdct_row_mmx2().

#define SHIFT_FRW_COL   BITS_FRW_ACC

Definition at line 49 of file fdct_mmx.c.

#define SHIFT_FRW_ROW   (BITS_FRW_ACC + 17 - 3)

Definition at line 50 of file fdct_mmx.c.

Referenced by fdct_row_mmx(), fdct_row_mmx2(), and fdct_row_sse2().

#define TABLE_SSE2
Value:
C4, C4, C1, C3, -C6, -C2, -C1, -C5, \
C4, C4, C5, C7, C2, C6, C3, -C7, \
-C4, C4, C7, C3, C6, -C2, C7, -C5, \
C4, -C4, C5, -C1, C2, -C6, C3, -C1,
#define X8 (   x)    x,x,x,x,x,x,x,x

Definition at line 54 of file fdct_mmx.c.

Function Documentation

static av_always_inline void fdct_row_mmx ( const int16_t *  in,
int16_t *  out,
const int16_t *  table 
)
static

Definition at line 487 of file fdct_mmx.c.

Referenced by ff_fdct_mmx().

static av_always_inline void fdct_row_mmx2 ( const int16_t *  in,
int16_t *  out,
const int16_t *  table 
)
static

Definition at line 441 of file fdct_mmx.c.

Referenced by ff_fdct_mmx2().

static av_always_inline void fdct_row_sse2 ( const int16_t *  in,
int16_t *  out 
)
static

Definition at line 376 of file fdct_mmx.c.

Referenced by ff_fdct_sse2().

void ff_fdct_mmx ( int16_t *  block)

Definition at line 538 of file fdct_mmx.c.

void ff_fdct_mmx2 ( int16_t *  block)

Definition at line 556 of file fdct_mmx.c.

void ff_fdct_sse2 ( int16_t *  block)

Definition at line 574 of file fdct_mmx.c.

Variable Documentation

const int16_t fdct_one_corr[8] = { X8(1) }
static

Definition at line 67 of file fdct_mmx.c.

const int32_t fdct_r_row[2] = {RND_FRW_ROW, RND_FRW_ROW }
static

Definition at line 69 of file fdct_mmx.c.

Referenced by fdct_row_mmx(), and fdct_row_mmx2().

static { ... } fdct_r_row_sse2

Definition at line 73 of file fdct_mmx.c.

Referenced by fdct_row_sse2().

const int16_t fdct_tg_all_16[24]
static
Initial value:
{
X8(13036),
X8(27146),
X8(-21746)
}

Definition at line 57 of file fdct_mmx.c.

const int16_t ocos_4_16[8]
static
Initial value:
{
X8(23170)
}

Definition at line 63 of file fdct_mmx.c.

const int16_t tab_frw_01234567[]
static

Definition at line 80 of file fdct_mmx.c.

Referenced by ff_fdct_mmx(), and ff_fdct_mmx2().

static { ... } tab_frw_01234567_sse2

Definition at line 156 of file fdct_mmx.c.

Referenced by fdct_row_sse2().