#include "avcodec.h"
#include "diracdsp.h"
#include "libavcodec/x86/diracdsp_mmx.h"

Macros
#define	FILTER(src, stride)

#define	PIXOP_BILINEAR(PFX, OP, WIDTH)

#define	OP_PUT(dst, val) (dst) = (val)

#define	OP_AVG(dst, val) (dst) = (((dst) + (val) + 1)>>1)

#define	op_scale1(x) block[x] = av_clip_uint8( (block[x]*weight + (1<<(log2_denom-1))) >> log2_denom)

#define	op_scale2(x) dst[x] = av_clip_uint8( (src[x]weights + dst[x]weightd + (1<<(log2_denom-1))) >> log2_denom)

#define	DIRAC_WEIGHT(W)

#define	ADD_OBMC(xblen)

#define	PIXFUNC(PFX, WIDTH)

Functions
static void	dirac_hpel_filter (uint8_t dsth, uint8_t dstv, uint8_t dstc, const uint8_t src, int stride, int width, int height)

static void	put_signed_rect_clamped_c (uint8_t dst, int dst_stride, const int16_t src, int src_stride, int width, int height)

static void	add_rect_clamped_c (uint8_t dst, const uint16_t src, int stride, const int16_t *idwt, int idwt_stride, int width, int height)

av_cold void	ff_diracdsp_init (DiracDSPContext *c)

Macro Definition Documentation

#define FILTER	(	src,
		stride
	)

Value:

((21*((src)[ 0*stride] + (src)[1*stride])                   \
      -7*((src)[-1*stride] + (src)[2*stride])                   \
      +3*((src)[-2*stride] + (src)[3*stride])                   \
      -1*((src)[-3*stride] + (src)[4*stride]) + 16) >> 5)

Definition at line 25 of file diracdsp.c.

Referenced by dirac_hpel_filter().

#define PIXOP_BILINEAR	(	PFX,
		OP,
		WIDTH
	)

Value:

static void ff_ ## PFX ## _dirac_pixels ## WIDTH ## _bilinear_c(uint8_t *dst, const uint8_t *src[5], int stride, int h) \
    {                                                                   \
        int x;                                                          \
        const uint8_t *s0 = src[0];                                     \
        const uint8_t *s1 = src[1];                                     \
        const uint8_t *s2 = src[2];                                     \
        const uint8_t *s3 = src[3];                                     \
        const uint8_t *w  = src[4];                                     \
                                                                        \
        while (h--) {                                                   \
            for (x = 0; x < WIDTH; x++) {                               \
                OP(dst[x], (s0[x]*w[0] + s1[x]*w[1] + s2[x]*w[2] + s3[x]*w[3] + 8) >> 4); \
            }                                                           \
                                                                        \
            dst += stride;                                              \
            s0 += stride;                                               \
            s1 += stride;                                               \
            s2 += stride;                                               \
            s3 += stride;                                               \
        }                                                               \
    }

Definition at line 53 of file diracdsp.c.

#define OP_PUT	(	dst,
		val
	)	(dst) = (val)

Definition at line 76 of file diracdsp.c.

#define OP_AVG	(	dst,
		val
	)	(dst) = (((dst) + (val) + 1)>>1)

Definition at line 77 of file diracdsp.c.

#define op_scale1 ( x ) block[x] = av_clip_uint8( (block[x]*weight + (1<<(log2_denom-1))) >> log2_denom)

Definition at line 86 of file diracdsp.c.

#define op_scale2 ( x ) dst[x] = av_clip_uint8( (src[x]*weights + dst[x]*weightd + (1<<(log2_denom-1))) >> log2_denom)

Definition at line 87 of file diracdsp.c.

#define DIRAC_WEIGHT ( W )

Value:

static void weight_dirac_pixels ## W ## _c(uint8_t *block, int stride, int log2_denom, \
                                               int weight, int h) {     \
        int x;                                                          \
        while (h--) {                                                   \
            for (x = 0; x < W; x++) {                                   \
                op_scale1(x);                                           \
                op_scale1(x+1);                                         \
            }                                                           \
            block += stride;                                            \
        }                                                               \
    }                                                                   \
    static void biweight_dirac_pixels ## W ## _c(uint8_t *dst, const uint8_t *src, int stride, int log2_denom, \
                                                 int weightd, int weights, int h) { \
        int x;                                                          \
        while (h--) {                                                   \
            for (x = 0; x < W; x++) {                                   \
                op_scale2(x);                                           \
                op_scale2(x+1);                                         \
            }                                                           \
            dst += stride;                                              \
            src += stride;                                              \
        }                                                               \
    }

Definition at line 89 of file diracdsp.c.

#define ADD_OBMC ( xblen )

Value:

static void add_obmc ## xblen ## _c(uint16_t *dst, const uint8_t *src, int stride, \
                                        const uint8_t *obmc_weight, int yblen) \
    {                                                                   \
        int x;                                                          \
        while (yblen--) {                                               \
            for (x = 0; x < xblen; x += 2) {                            \
                dst[x  ] += src[x  ] * obmc_weight[x  ];                \
                dst[x+1] += src[x+1] * obmc_weight[x+1];                \
            }                                                           \
            dst += stride;                                              \
            src += stride;                                              \
            obmc_weight += 32;                                          \
        }                                                               \
    }

Definition at line 118 of file diracdsp.c.

#define PIXFUNC	(	PFX,
		WIDTH
	)

Value:

c->PFX ## _dirac_pixels_tab[WIDTH>>4][0] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _c; \
    c->PFX ## _dirac_pixels_tab[WIDTH>>4][1] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _l2_c; \
    c->PFX ## _dirac_pixels_tab[WIDTH>>4][2] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _l4_c; \
    c->PFX ## _dirac_pixels_tab[WIDTH>>4][3] = ff_ ## PFX ## _dirac_pixels ## WIDTH ## _bilinear_c