h264dsp_lasx.c File Reference

#include "libavutil/loongarch/loongson_intrinsics.h"
#include "h264dsp_loongarch.h"

Go to the source code of this file.

Macros
#define	AVC_LPF_P1_OR_Q1(p0_or_q0_org_in, q0_or_p0_org_in, p1_or_q1_org_in, p2_or_q2_org_in, neg_tc_in, tc_in, p1_or_q1_out)
#define	AVC_LPF_P0Q0(q0_or_p0_org_in, p0_or_q0_org_in, p1_or_q1_org_in, q1_or_p1_org_in, neg_threshold_in, threshold_in, p0_or_q0_out, q0_or_p0_out)
#define	AVC_LPF_P0P1P2_OR_Q0Q1Q2(p3_or_q3_org_in, p0_or_q0_org_in, q3_or_p3_org_in, p1_or_q1_org_in, p2_or_q2_org_in, q1_or_p1_org_in, p0_or_q0_out, p1_or_q1_out, p2_or_q2_out)
#define	AVC_LPF_P0_OR_Q0(p0_or_q0_org_in, q1_or_p1_org_in, p1_or_q1_org_in, p0_or_q0_out)

Functions
void	ff_h264_h_lpf_luma_8_lasx (uint8_t *data, ptrdiff_t img_width, int alpha_in, int beta_in, int8_t *tc)
void	ff_h264_v_lpf_luma_8_lasx (uint8_t *data, ptrdiff_t img_width, int alpha_in, int beta_in, int8_t *tc)
void	ff_h264_h_lpf_luma_intra_8_lasx (uint8_t *data, ptrdiff_t img_width, int alpha_in, int beta_in)
void	ff_h264_v_lpf_luma_intra_8_lasx (uint8_t *data, ptrdiff_t img_width, int alpha_in, int beta_in)
void	ff_h264_add_pixels4_8_lasx (uint8_t *_dst, int16_t *_src, int stride)
void	ff_h264_add_pixels8_8_lasx (uint8_t *_dst, int16_t *_src, int stride)

Macro Definition Documentation

AVC_LPF_P1_OR_Q1

#define AVC_LPF_P1_OR_Q1	(		p0_or_q0_org_in,
			q0_or_p0_org_in,
			p1_or_q1_org_in,
			p2_or_q2_org_in,
			neg_tc_in,
			tc_in,
			p1_or_q1_out
	)

Value:

{                                                            \
    __m256i clip3, temp;                                     \
                                                             \
    clip3 = __lasx_xvavgr_hu(p0_or_q0_org_in,                \
                             q0_or_p0_org_in);               \
    temp = __lasx_xvslli_h(p1_or_q1_org_in, 1);              \
    clip3 = __lasx_xvsub_h(clip3, temp);                     \
    clip3 = __lasx_xvavg_h(p2_or_q2_org_in, clip3);          \
    clip3 = __lasx_xvclip_h(clip3, neg_tc_in, tc_in);        \
    p1_or_q1_out = __lasx_xvadd_h(p1_or_q1_org_in, clip3);   \
}

Definition at line 28 of file h264dsp_lasx.c.

AVC_LPF_P0Q0

#define AVC_LPF_P0Q0	(		q0_or_p0_org_in,
			p0_or_q0_org_in,
			p1_or_q1_org_in,
			q1_or_p1_org_in,
			neg_threshold_in,
			threshold_in,
			p0_or_q0_out,
			q0_or_p0_out
	)

Value:

{                                                            \
    __m256i q0_sub_p0, p1_sub_q1, delta;                     \
                                                             \
    q0_sub_p0 = __lasx_xvsub_h(q0_or_p0_org_in,              \
                               p0_or_q0_org_in);             \
    p1_sub_q1 = __lasx_xvsub_h(p1_or_q1_org_in,              \
                               q1_or_p1_org_in);             \
    q0_sub_p0 = __lasx_xvslli_h(q0_sub_p0, 2);               \
    p1_sub_q1 = __lasx_xvaddi_hu(p1_sub_q1, 4);              \
    delta = __lasx_xvadd_h(q0_sub_p0, p1_sub_q1);            \
    delta = __lasx_xvsrai_h(delta, 3);                       \
    delta = __lasx_xvclip_h(delta, neg_threshold_in,         \
           threshold_in);                                    \
    p0_or_q0_out = __lasx_xvadd_h(p0_or_q0_org_in, delta);   \
    q0_or_p0_out = __lasx_xvsub_h(q0_or_p0_org_in, delta);   \
                                                             \
    p0_or_q0_out = __lasx_xvclip255_h(p0_or_q0_out);         \
    q0_or_p0_out = __lasx_xvclip255_h(q0_or_p0_out);         \
}

Definition at line 43 of file h264dsp_lasx.c.

AVC_LPF_P0P1P2_OR_Q0Q1Q2

#define AVC_LPF_P0P1P2_OR_Q0Q1Q2	(		p3_or_q3_org_in,
			p0_or_q0_org_in,
			q3_or_p3_org_in,
			p1_or_q1_org_in,
			p2_or_q2_org_in,
			q1_or_p1_org_in,
			p0_or_q0_out,
			p1_or_q1_out,
			p2_or_q2_out
	)

Value:

{                                                                           \
    __m256i threshold;                                                      \
    __m256i const2, const3 = __lasx_xvldi(0);                               \
                                                                            \
    const2 = __lasx_xvaddi_hu(const3, 2);                                   \
    const3 = __lasx_xvaddi_hu(const3, 3);                                   \
    threshold = __lasx_xvadd_h(p0_or_q0_org_in, q3_or_p3_org_in);           \
    threshold = __lasx_xvadd_h(p1_or_q1_org_in, threshold);                 \
                                                                            \
    p0_or_q0_out = __lasx_xvslli_h(threshold, 1);                           \
    p0_or_q0_out = __lasx_xvadd_h(p0_or_q0_out, p2_or_q2_org_in);           \
    p0_or_q0_out = __lasx_xvadd_h(p0_or_q0_out, q1_or_p1_org_in);           \
    p0_or_q0_out = __lasx_xvsrar_h(p0_or_q0_out, const3);                   \
                                                                            \
    p1_or_q1_out = __lasx_xvadd_h(p2_or_q2_org_in, threshold);              \
    p1_or_q1_out = __lasx_xvsrar_h(p1_or_q1_out, const2);                   \
                                                                            \
    p2_or_q2_out = __lasx_xvmul_h(p2_or_q2_org_in, const3);                 \
    p2_or_q2_out = __lasx_xvadd_h(p2_or_q2_out, p3_or_q3_org_in);           \
    p2_or_q2_out = __lasx_xvadd_h(p2_or_q2_out, p3_or_q3_org_in);           \
    p2_or_q2_out = __lasx_xvadd_h(p2_or_q2_out, threshold);                 \
    p2_or_q2_out = __lasx_xvsrar_h(p2_or_q2_out, const3);                   \
}

Definition at line 366 of file h264dsp_lasx.c.

AVC_LPF_P0_OR_Q0

#define AVC_LPF_P0_OR_Q0	(		p0_or_q0_org_in,
			q1_or_p1_org_in,
			p1_or_q1_org_in,
			p0_or_q0_out
	)

Value:

{                                                                      \
    __m256i const2 = __lasx_xvldi(0);                                  \
    const2 = __lasx_xvaddi_hu(const2, 2);                              \
    p0_or_q0_out = __lasx_xvadd_h(p0_or_q0_org_in, q1_or_p1_org_in);   \
    p0_or_q0_out = __lasx_xvadd_h(p0_or_q0_out, p1_or_q1_org_in);      \
    p0_or_q0_out = __lasx_xvadd_h(p0_or_q0_out, p1_or_q1_org_in);      \
    p0_or_q0_out = __lasx_xvsrar_h(p0_or_q0_out, const2);              \
}

Definition at line 395 of file h264dsp_lasx.c.

Function Documentation

ff_h264_h_lpf_luma_8_lasx()

void ff_h264_h_lpf_luma_8_lasx	(	uint8_t *	data,
		ptrdiff_t	img_width,
		int	alpha_in,
		int	beta_in,
		int8_t *	tc
	)

Definition at line 67 of file h264dsp_lasx.c.

Referenced by ff_h264dsp_init_loongarch().

ff_h264_v_lpf_luma_8_lasx()

void ff_h264_v_lpf_luma_8_lasx	(	uint8_t *	data,
		ptrdiff_t	img_width,
		int	alpha_in,
		int	beta_in,
		int8_t *	tc
	)

Definition at line 244 of file h264dsp_lasx.c.

Referenced by ff_h264dsp_init_loongarch().

ff_h264_h_lpf_luma_intra_8_lasx()

void ff_h264_h_lpf_luma_intra_8_lasx	(	uint8_t *	data,
		ptrdiff_t	img_width,
		int	alpha_in,
		int	beta_in
	)

Definition at line 406 of file h264dsp_lasx.c.

Referenced by ff_h264dsp_init_loongarch().

ff_h264_v_lpf_luma_intra_8_lasx()

void ff_h264_v_lpf_luma_intra_8_lasx	(	uint8_t *	data,
		ptrdiff_t	img_width,
		int	alpha_in,
		int	beta_in
	)

Definition at line 582 of file h264dsp_lasx.c.

Referenced by ff_h264dsp_init_loongarch().

ff_h264_add_pixels4_8_lasx()

void ff_h264_add_pixels4_8_lasx	(	uint8_t *	_dst,
		int16_t *	_src,
		int	stride
	)

Definition at line 702 of file h264dsp_lasx.c.

Referenced by ff_h264dsp_init_loongarch().

ff_h264_add_pixels8_8_lasx()

void ff_h264_add_pixels8_8_lasx	(	uint8_t *	_dst,
		int16_t *	_src,
		int	stride
	)

Definition at line 729 of file h264dsp_lasx.c.

Referenced by ff_h264dsp_init_loongarch().