t1 = dc[i*4+1] + dc[i*4+2];
t2 = dc[i*4+1] - dc[i*4+2];
t3 = dc[i*4+0] - dc[i*4+3] + 3; // rounding
-
- *block[i][0] = (t0 + t1) >> 3;
- *block[i][1] = (t3 + t2) >> 3;
- *block[i][2] = (t0 - t1) >> 3;
- *block[i][3] = (t3 - t2) >> 3;
+ dc[i*4+0] = 0;
+ dc[i*4+1] = 0;
+ dc[i*4+2] = 0;
+ dc[i*4+3] = 0;
+
+ block[i][0][0] = (t0 + t1) >> 3;
+ block[i][1][0] = (t3 + t2) >> 3;
+ block[i][2][0] = (t0 - t1) >> 3;
+ block[i][3][0] = (t3 - t2) >> 3;
}
}
+static void vp8_luma_dc_wht_dc_c(DCTELEM block[4][4][16], DCTELEM dc[16])
+{
+ int i, val = (dc[0] + 3) >> 3;
+ dc[0] = 0;
+
+ for (i = 0; i < 4; i++) {
+ block[i][0][0] = val;
+ block[i][1][0] = val;
+ block[i][2][0] = val;
+ block[i][3][0] = val;
+ }
+}
#define MUL_20091(a) ((((a)*20091) >> 16) + (a))
#define MUL_35468(a) (((a)*35468) >> 16)
t1 = block[0*4+i] - block[2*4+i];
t2 = MUL_35468(block[1*4+i]) - MUL_20091(block[3*4+i]);
t3 = MUL_20091(block[1*4+i]) + MUL_35468(block[3*4+i]);
+ block[0*4+i] = 0;
+ block[1*4+i] = 0;
+ block[2*4+i] = 0;
+ block[3*4+i] = 0;
tmp[i*4+0] = t0 + t3;
tmp[i*4+1] = t1 + t2;
{
int i, dc = (block[0] + 4) >> 3;
uint8_t *cm = ff_cropTbl + MAX_NEG_CROP + dc;
+ block[0] = 0;
for (i = 0; i < 4; i++) {
dst[0] = cm[dst[0]];
}
}
+static void vp8_idct_dc_add4uv_c(uint8_t *dst, DCTELEM block[4][16], int stride)
+{
+ vp8_idct_dc_add_c(dst+stride*0+0, block[0], stride);
+ vp8_idct_dc_add_c(dst+stride*0+4, block[1], stride);
+ vp8_idct_dc_add_c(dst+stride*4+0, block[2], stride);
+ vp8_idct_dc_add_c(dst+stride*4+4, block[3], stride);
+}
+
+static void vp8_idct_dc_add4y_c(uint8_t *dst, DCTELEM block[4][16], int stride)
+{
+ vp8_idct_dc_add_c(dst+ 0, block[0], stride);
+ vp8_idct_dc_add_c(dst+ 4, block[1], stride);
+ vp8_idct_dc_add_c(dst+ 8, block[2], stride);
+ vp8_idct_dc_add_c(dst+12, block[3], stride);
+}
// because I like only having two parameters to pass functions...
#define LOAD_PIXELS\
static av_always_inline int normal_limit(uint8_t *p, int stride, int E, int I)
{
LOAD_PIXELS
- return simple_limit(p, stride, 2*E+I)
+ return simple_limit(p, stride, E)
&& FFABS(p3-p2) <= I && FFABS(p2-p1) <= I && FFABS(p1-p0) <= I
&& FFABS(q3-q2) <= I && FFABS(q2-q1) <= I && FFABS(q1-q0) <= I;
}
p[ 2*stride] = cm[q2 - a2];
}
-#define LOOP_FILTER(dir, size, stridea, strideb) \
-static void vp8_ ## dir ## _loop_filter ## size ## _c(uint8_t *dst, int stride,\
+#define LOOP_FILTER(dir, size, stridea, strideb, maybe_inline) \
+static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _c(uint8_t *dst, int stride,\
int flim_E, int flim_I, int hev_thresh)\
{\
int i;\
}\
}\
\
-static void vp8_ ## dir ## _loop_filter ## size ## _inner_c(uint8_t *dst, int stride,\
+static maybe_inline 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);\
}\
}
-LOOP_FILTER(v, 16, 1, stride)
-LOOP_FILTER(h, 16, stride, 1)
-LOOP_FILTER(v, 8, 1, stride)
-LOOP_FILTER(h, 8, stride, 1)
+LOOP_FILTER(v, 16, 1, stride,)
+LOOP_FILTER(h, 16, stride, 1,)
+
+#define UV_LOOP_FILTER(dir, stridea, strideb) \
+LOOP_FILTER(dir, 8, stridea, strideb, av_always_inline) \
+static void vp8_ ## dir ## _loop_filter8uv_c(uint8_t *dstU, uint8_t *dstV, int stride,\
+ int fE, int fI, int hev_thresh)\
+{\
+ vp8_ ## dir ## _loop_filter8_c(dstU, stride, fE, fI, hev_thresh);\
+ vp8_ ## dir ## _loop_filter8_c(dstV, stride, fE, fI, hev_thresh);\
+}\
+static void vp8_ ## dir ## _loop_filter8uv_inner_c(uint8_t *dstU, uint8_t *dstV, int stride,\
+ int fE, int fI, int hev_thresh)\
+{\
+ vp8_ ## dir ## _loop_filter8_inner_c(dstU, stride, fE, fI, hev_thresh);\
+ vp8_ ## dir ## _loop_filter8_inner_c(dstV, stride, fE, fI, hev_thresh);\
+}
+
+UV_LOOP_FILTER(v, 1, stride)
+UV_LOOP_FILTER(h, stride, 1)
static void vp8_v_loop_filter_simple_c(uint8_t *dst, int stride, int flim)
{
av_cold void ff_vp8dsp_init(VP8DSPContext *dsp)
{
- dsp->vp8_luma_dc_wht = vp8_luma_dc_wht_c;
- dsp->vp8_idct_add = vp8_idct_add_c;
- dsp->vp8_idct_dc_add = vp8_idct_dc_add_c;
-
- dsp->vp8_v_loop_filter16 = vp8_v_loop_filter16_c;
- dsp->vp8_h_loop_filter16 = vp8_h_loop_filter16_c;
- dsp->vp8_v_loop_filter8 = vp8_v_loop_filter8_c;
- dsp->vp8_h_loop_filter8 = vp8_h_loop_filter8_c;
-
- dsp->vp8_v_loop_filter16_inner = vp8_v_loop_filter16_inner_c;
- dsp->vp8_h_loop_filter16_inner = vp8_h_loop_filter16_inner_c;
- dsp->vp8_v_loop_filter8_inner = vp8_v_loop_filter8_inner_c;
- dsp->vp8_h_loop_filter8_inner = vp8_h_loop_filter8_inner_c;
+ dsp->vp8_luma_dc_wht = vp8_luma_dc_wht_c;
+ dsp->vp8_luma_dc_wht_dc = vp8_luma_dc_wht_dc_c;
+ dsp->vp8_idct_add = vp8_idct_add_c;
+ dsp->vp8_idct_dc_add = vp8_idct_dc_add_c;
+ dsp->vp8_idct_dc_add4y = vp8_idct_dc_add4y_c;
+ dsp->vp8_idct_dc_add4uv = vp8_idct_dc_add4uv_c;
+
+ dsp->vp8_v_loop_filter16y = vp8_v_loop_filter16_c;
+ dsp->vp8_h_loop_filter16y = vp8_h_loop_filter16_c;
+ dsp->vp8_v_loop_filter8uv = vp8_v_loop_filter8uv_c;
+ dsp->vp8_h_loop_filter8uv = vp8_h_loop_filter8uv_c;
+
+ dsp->vp8_v_loop_filter16y_inner = vp8_v_loop_filter16_inner_c;
+ dsp->vp8_h_loop_filter16y_inner = vp8_h_loop_filter16_inner_c;
+ dsp->vp8_v_loop_filter8uv_inner = vp8_v_loop_filter8uv_inner_c;
+ dsp->vp8_h_loop_filter8uv_inner = vp8_h_loop_filter8uv_inner_c;
dsp->vp8_v_loop_filter_simple = vp8_v_loop_filter_simple_c;
dsp->vp8_h_loop_filter_simple = vp8_h_loop_filter_simple_c;
if (HAVE_MMX)
ff_vp8dsp_init_x86(dsp);
+ if (HAVE_ALTIVEC)
+ ff_vp8dsp_init_altivec(dsp);
}
projects / ffmpeg / blobdiff