libavcodec/x86/fdct_mmx.c File Reference

#include "libavutil/common.h"
#include "libavutil/x86_cpu.h"
#include "libavcodec/dsputil.h"

Go to the source code of this file.

Defines

#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 []

Define Documentation

#define BITS_FRW_ACC 3

Definition at line 48 of file fdct_mmx.c.

#define C1 31521

#define C1 29692

#define C1 26722

#define C1 22725

#define C1 26722

#define C1 29692

#define C1 31521

#define C1 22725

#define C2 29692

#define C2 27969

#define C2 25172

#define C2 21407

#define C2 25172

#define C2 27969

#define C2 29692

#define C2 21407

#define C3 26722

#define C3 25172

#define C3 22654

#define C3 19266

#define C3 22654

#define C3 25172

#define C3 26722

#define C3 19266

#define C4 22725

#define C4 21407

#define C4 19266

#define C4 16384

#define C4 19266

#define C4 21407

#define C4 22725

#define C4 16384

#define C5 17855

#define C5 16819

#define C5 15137

#define C5 12873

#define C5 15137

#define C5 16819

#define C5 17855

#define C5 12873

#define C6 12299

#define C6 11585

#define C6 10426

#define C6 8867

#define C6 10426

#define C6 11585

#define C6 12299

#define C6 8867

#define C7 6270

#define C7 5906

#define C7 5315

#define C7 4520

#define C7 5315

#define C7 5906

#define C7 6270

#define C7 4520

#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.

#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().


Defines
#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 []