static void vp8_idct_add_c(uint8_t *dst, DCTELEM block[16], int stride)
{
int i, t0, t1, t2, t3;
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
DCTELEM tmp[16];
for (i = 0; i < 4; i++) {
t2 = MUL_35468(tmp[1*4+i]) - MUL_20091(tmp[3*4+i]);
t3 = MUL_20091(tmp[1*4+i]) + MUL_35468(tmp[3*4+i]);
- dst[0] = av_clip_uint8(dst[0] + ((t0 + t3 + 4) >> 3));
- dst[1] = av_clip_uint8(dst[1] + ((t1 + t2 + 4) >> 3));
- dst[2] = av_clip_uint8(dst[2] + ((t1 - t2 + 4) >> 3));
- dst[3] = av_clip_uint8(dst[3] + ((t0 - t3 + 4) >> 3));
+ dst[0] = cm[dst[0] + ((t0 + t3 + 4) >> 3)];
+ dst[1] = cm[dst[1] + ((t1 + t2 + 4) >> 3)];
+ dst[2] = cm[dst[2] + ((t1 - t2 + 4) >> 3)];
+ dst[3] = cm[dst[3] + ((t0 - t3 + 4) >> 3)];
dst += stride;
}
}
static void vp8_idct_dc_add_c(uint8_t *dst, DCTELEM block[16], int stride)
{
int i, dc = (block[0] + 4) >> 3;
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP + dc;
for (i = 0; i < 4; i++) {
- dst[0] = av_clip_uint8(dst[0] + dc);
- dst[1] = av_clip_uint8(dst[1] + dc);
- dst[2] = av_clip_uint8(dst[2] + dc);
- dst[3] = av_clip_uint8(dst[3] + dc);
+ dst[0] = cm[dst[0]];
+ dst[1] = cm[dst[1]];
+ dst[2] = cm[dst[2]];
+ dst[3] = cm[dst[3]];
dst += stride;
}
}
int av_unused q2 = p[ 2*stride];\
int av_unused q3 = p[ 3*stride];
+#define clip_int8(n) (cm[n+0x80]-0x80)
+
static av_always_inline void filter_common(uint8_t *p, int stride, int is4tap)
{
LOAD_PIXELS
int a, f1, f2;
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
a = 3*(q0 - p0);
if (is4tap)
- a += av_clip_int8(p1 - q1);
+ a += clip_int8(p1 - q1);
- a = av_clip_int8(a);
+ a = clip_int8(a);
// We deviate from the spec here with c(a+3) >> 3
// since that's what libvpx does.
// Despite what the spec says, we do need to clamp here to
// be bitexact with libvpx.
- p[-1*stride] = av_clip_uint8(p0 + f2);
- p[ 0*stride] = av_clip_uint8(q0 - f1);
+ p[-1*stride] = cm[p0 + f2];
+ p[ 0*stride] = cm[q0 - f1];
// only used for _inner on blocks without high edge variance
if (!is4tap) {
a = (f1+1)>>1;
- p[-2*stride] = av_clip_uint8(p1 + a);
- p[ 1*stride] = av_clip_uint8(q1 - a);
+ p[-2*stride] = cm[p1 + a];
+ p[ 1*stride] = cm[q1 - a];
}
}
static av_always_inline void filter_mbedge(uint8_t *p, int stride)
{
int a0, a1, a2, w;
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
LOAD_PIXELS
- w = av_clip_int8(p1-q1);
- w = av_clip_int8(w + 3*(q0-p0));
+ w = clip_int8(p1-q1);
+ w = clip_int8(w + 3*(q0-p0));
a0 = (27*w + 63) >> 7;
a1 = (18*w + 63) >> 7;
a2 = ( 9*w + 63) >> 7;
- p[-3*stride] = av_clip_uint8(p2 + a2);
- p[-2*stride] = av_clip_uint8(p1 + a1);
- p[-1*stride] = av_clip_uint8(p0 + a0);
- p[ 0*stride] = av_clip_uint8(q0 - a0);
- p[ 1*stride] = av_clip_uint8(q1 - a1);
- p[ 2*stride] = av_clip_uint8(q2 - a2);
+ p[-3*stride] = cm[p2 + a2];
+ p[-2*stride] = cm[p1 + a1];
+ p[-1*stride] = cm[p0 + a0];
+ p[ 0*stride] = cm[q0 - a0];
+ p[ 1*stride] = cm[q1 - a1];
+ p[ 2*stride] = cm[q2 - a2];
}
#define LOOP_FILTER(dir, size, stridea, strideb) \
static void vp8_ ## dir ## _loop_filter ## size ## _inner_c(uint8_t *dst, int stride,\
int flim_E, int flim_I, int hev_thresh)\
{\
- int i, hv;\
+ int i;\
\
for (i = 0; i < size; i++)\
if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
- hv = hev(dst+i*stridea, strideb, hev_thresh);\
- filter_common(dst+i*stridea, strideb, hv);\
+ int hv = hev(dst+i*stridea, strideb, hev_thresh);\
+ if (hv) \
+ filter_common(dst+i*stridea, strideb, 1);\
+ else \
+ filter_common(dst+i*stridea, strideb, 0);\
}\
}
#define PUT_PIXELS(WIDTH) \
static void put_vp8_pixels ## WIDTH ##_c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int x, int y) { \
- int y; \
- for (y = 0; y < h; y++, dst+= dststride, src+= srcstride) { \
+ int i; \
+ for (i = 0; i < h; i++, dst+= dststride, src+= srcstride) { \
memcpy(dst, src, WIDTH); \
} \
}
PUT_PIXELS(4)
#define FILTER_6TAP(src, F, stride) \
- av_clip_uint8((F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + F[0]*src[x-2*stride] + \
- F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + F[5]*src[x+3*stride] + 64) >> 7)
+ cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + F[0]*src[x-2*stride] + \
+ F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + F[5]*src[x+3*stride] + 64) >> 7]
#define FILTER_4TAP(src, F, stride) \
- av_clip_uint8((F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + \
- F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + 64) >> 7)
+ cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + \
+ F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + 64) >> 7]
#define VP8_EPEL_H(SIZE, FILTER, FILTERNAME) \
static void put_vp8_epel ## SIZE ## _ ## FILTERNAME ## _c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int mx, int my) \
{ \
const uint8_t *filter = subpel_filters[mx-1]; \
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
int x, y; \
\
for (y = 0; y < h; y++) { \
static void put_vp8_epel ## SIZE ## _ ## FILTERNAME ## _c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int mx, int my) \
{ \
const uint8_t *filter = subpel_filters[my-1]; \
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
int x, y; \
\
for (y = 0; y < h; y++) { \
static void put_vp8_epel ## SIZE ## _ ## FILTERNAME ## _c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int mx, int my) \
{ \
const uint8_t *filter = subpel_filters[mx-1]; \
+ uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
int x, y; \
uint8_t tmp_array[(2*SIZE+5)*SIZE]; \
uint8_t *tmp = tmp_array; \
VP8_EPEL_HV(8, FILTER_6TAP, FILTER_6TAP, h6v6)
VP8_EPEL_HV(4, FILTER_6TAP, FILTER_6TAP, h6v6)
+#define VP8_BILINEAR(SIZE) \
+static void put_vp8_bilinear ## SIZE ## _h_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
+{ \
+ int a = 8-mx, b = mx; \
+ int x, y; \
+\
+ for (y = 0; y < h; y++) { \
+ for (x = 0; x < SIZE; x++) \
+ dst[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
+ dst += stride; \
+ src += stride; \
+ } \
+} \
+static void put_vp8_bilinear ## SIZE ## _v_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
+{ \
+ int c = 8-my, d = my; \
+ int x, y; \
+\
+ for (y = 0; y < h; y++) { \
+ for (x = 0; x < SIZE; x++) \
+ dst[x] = (c*src[x] + d*src[x+stride] + 4) >> 3; \
+ dst += stride; \
+ src += stride; \
+ } \
+} \
+\
+static void put_vp8_bilinear ## SIZE ## _hv_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
+{ \
+ int a = 8-mx, b = mx; \
+ int c = 8-my, d = my; \
+ int x, y; \
+ uint8_t tmp_array[(2*SIZE+1)*SIZE]; \
+ uint8_t *tmp = tmp_array; \
+\
+ for (y = 0; y < h+1; y++) { \
+ for (x = 0; x < SIZE; x++) \
+ tmp[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
+ tmp += SIZE; \
+ src += stride; \
+ } \
+\
+ tmp = tmp_array; \
+\
+ for (y = 0; y < h; y++) { \
+ for (x = 0; x < SIZE; x++) \
+ dst[x] = (c*tmp[x] + d*tmp[x+SIZE] + 4) >> 3; \
+ dst += stride; \
+ tmp += SIZE; \
+ } \
+}
+
+VP8_BILINEAR(16)
+VP8_BILINEAR(8)
+VP8_BILINEAR(4)
+
#define VP8_MC_FUNC(IDX, SIZE) \
dsp->put_vp8_epel_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
dsp->put_vp8_epel_pixels_tab[IDX][0][1] = put_vp8_epel ## SIZE ## _h4_c; \
dsp->put_vp8_epel_pixels_tab[IDX][2][1] = put_vp8_epel ## SIZE ## _h4v6_c; \
dsp->put_vp8_epel_pixels_tab[IDX][2][2] = put_vp8_epel ## SIZE ## _h6v6_c
+#define VP8_BILINEAR_MC_FUNC(IDX, SIZE) \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][0][1] = put_vp8_bilinear ## SIZE ## _h_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][0][2] = put_vp8_bilinear ## SIZE ## _h_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][1][0] = put_vp8_bilinear ## SIZE ## _v_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][1][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][1][2] = put_vp8_bilinear ## SIZE ## _hv_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][2][0] = put_vp8_bilinear ## SIZE ## _v_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][2][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
+ dsp->put_vp8_bilinear_pixels_tab[IDX][2][2] = put_vp8_bilinear ## SIZE ## _hv_c
+
av_cold void ff_vp8dsp_init(VP8DSPContext *dsp)
{
dsp->vp8_luma_dc_wht = vp8_luma_dc_wht_c;
VP8_MC_FUNC(0, 16);
VP8_MC_FUNC(1, 8);
VP8_MC_FUNC(2, 4);
+
+ VP8_BILINEAR_MC_FUNC(0, 16);
+ VP8_BILINEAR_MC_FUNC(1, 8);
+ VP8_BILINEAR_MC_FUNC(2, 4);
+
+ if (HAVE_MMX)
+ ff_vp8dsp_init_x86(dsp);
+ if (HAVE_ALTIVEC)
+ ff_vp8dsp_init_altivec(dsp);
}