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00027 #include "dsputil.h"
00028 #include "vp8dsp.h"
00029
00030
00031 static void vp8_luma_dc_wht_c(DCTELEM block[4][4][16], DCTELEM dc[16])
00032 {
00033 int i, t0, t1, t2, t3;
00034
00035 for (i = 0; i < 4; i++) {
00036 t0 = dc[0*4+i] + dc[3*4+i];
00037 t1 = dc[1*4+i] + dc[2*4+i];
00038 t2 = dc[1*4+i] - dc[2*4+i];
00039 t3 = dc[0*4+i] - dc[3*4+i];
00040
00041 dc[0*4+i] = t0 + t1;
00042 dc[1*4+i] = t3 + t2;
00043 dc[2*4+i] = t0 - t1;
00044 dc[3*4+i] = t3 - t2;
00045 }
00046
00047 for (i = 0; i < 4; i++) {
00048 t0 = dc[i*4+0] + dc[i*4+3] + 3;
00049 t1 = dc[i*4+1] + dc[i*4+2];
00050 t2 = dc[i*4+1] - dc[i*4+2];
00051 t3 = dc[i*4+0] - dc[i*4+3] + 3;
00052 dc[i*4+0] = 0;
00053 dc[i*4+1] = 0;
00054 dc[i*4+2] = 0;
00055 dc[i*4+3] = 0;
00056
00057 block[i][0][0] = (t0 + t1) >> 3;
00058 block[i][1][0] = (t3 + t2) >> 3;
00059 block[i][2][0] = (t0 - t1) >> 3;
00060 block[i][3][0] = (t3 - t2) >> 3;
00061 }
00062 }
00063
00064 static void vp8_luma_dc_wht_dc_c(DCTELEM block[4][4][16], DCTELEM dc[16])
00065 {
00066 int i, val = (dc[0] + 3) >> 3;
00067 dc[0] = 0;
00068
00069 for (i = 0; i < 4; i++) {
00070 block[i][0][0] = val;
00071 block[i][1][0] = val;
00072 block[i][2][0] = val;
00073 block[i][3][0] = val;
00074 }
00075 }
00076
00077 #define MUL_20091(a) ((((a)*20091) >> 16) + (a))
00078 #define MUL_35468(a) (((a)*35468) >> 16)
00079
00080 static void vp8_idct_add_c(uint8_t *dst, DCTELEM block[16], int stride)
00081 {
00082 int i, t0, t1, t2, t3;
00083 DCTELEM tmp[16];
00084
00085 for (i = 0; i < 4; i++) {
00086 t0 = block[0*4+i] + block[2*4+i];
00087 t1 = block[0*4+i] - block[2*4+i];
00088 t2 = MUL_35468(block[1*4+i]) - MUL_20091(block[3*4+i]);
00089 t3 = MUL_20091(block[1*4+i]) + MUL_35468(block[3*4+i]);
00090 block[0*4+i] = 0;
00091 block[1*4+i] = 0;
00092 block[2*4+i] = 0;
00093 block[3*4+i] = 0;
00094
00095 tmp[i*4+0] = t0 + t3;
00096 tmp[i*4+1] = t1 + t2;
00097 tmp[i*4+2] = t1 - t2;
00098 tmp[i*4+3] = t0 - t3;
00099 }
00100
00101 for (i = 0; i < 4; i++) {
00102 t0 = tmp[0*4+i] + tmp[2*4+i];
00103 t1 = tmp[0*4+i] - tmp[2*4+i];
00104 t2 = MUL_35468(tmp[1*4+i]) - MUL_20091(tmp[3*4+i]);
00105 t3 = MUL_20091(tmp[1*4+i]) + MUL_35468(tmp[3*4+i]);
00106
00107 dst[0] = av_clip_uint8(dst[0] + ((t0 + t3 + 4) >> 3));
00108 dst[1] = av_clip_uint8(dst[1] + ((t1 + t2 + 4) >> 3));
00109 dst[2] = av_clip_uint8(dst[2] + ((t1 - t2 + 4) >> 3));
00110 dst[3] = av_clip_uint8(dst[3] + ((t0 - t3 + 4) >> 3));
00111 dst += stride;
00112 }
00113 }
00114
00115 static void vp8_idct_dc_add_c(uint8_t *dst, DCTELEM block[16], int stride)
00116 {
00117 int i, dc = (block[0] + 4) >> 3;
00118 block[0] = 0;
00119
00120 for (i = 0; i < 4; i++) {
00121 dst[0] = av_clip_uint8(dst[0] + dc);
00122 dst[1] = av_clip_uint8(dst[1] + dc);
00123 dst[2] = av_clip_uint8(dst[2] + dc);
00124 dst[3] = av_clip_uint8(dst[3] + dc);
00125 dst += stride;
00126 }
00127 }
00128
00129 static void vp8_idct_dc_add4uv_c(uint8_t *dst, DCTELEM block[4][16], int stride)
00130 {
00131 vp8_idct_dc_add_c(dst+stride*0+0, block[0], stride);
00132 vp8_idct_dc_add_c(dst+stride*0+4, block[1], stride);
00133 vp8_idct_dc_add_c(dst+stride*4+0, block[2], stride);
00134 vp8_idct_dc_add_c(dst+stride*4+4, block[3], stride);
00135 }
00136
00137 static void vp8_idct_dc_add4y_c(uint8_t *dst, DCTELEM block[4][16], int stride)
00138 {
00139 vp8_idct_dc_add_c(dst+ 0, block[0], stride);
00140 vp8_idct_dc_add_c(dst+ 4, block[1], stride);
00141 vp8_idct_dc_add_c(dst+ 8, block[2], stride);
00142 vp8_idct_dc_add_c(dst+12, block[3], stride);
00143 }
00144
00145
00146 #define LOAD_PIXELS\
00147 int av_unused p3 = p[-4*stride];\
00148 int av_unused p2 = p[-3*stride];\
00149 int av_unused p1 = p[-2*stride];\
00150 int av_unused p0 = p[-1*stride];\
00151 int av_unused q0 = p[ 0*stride];\
00152 int av_unused q1 = p[ 1*stride];\
00153 int av_unused q2 = p[ 2*stride];\
00154 int av_unused q3 = p[ 3*stride];
00155
00156 #define clip_int8(n) (cm[n+0x80]-0x80)
00157
00158 static av_always_inline void filter_common(uint8_t *p, int stride, int is4tap)
00159 {
00160 LOAD_PIXELS
00161 int a, f1, f2;
00162 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
00163
00164 a = 3*(q0 - p0);
00165
00166 if (is4tap)
00167 a += clip_int8(p1 - q1);
00168
00169 a = clip_int8(a);
00170
00171
00172
00173 f1 = FFMIN(a+4, 127) >> 3;
00174 f2 = FFMIN(a+3, 127) >> 3;
00175
00176
00177
00178 p[-1*stride] = cm[p0 + f2];
00179 p[ 0*stride] = cm[q0 - f1];
00180
00181
00182 if (!is4tap) {
00183 a = (f1+1)>>1;
00184 p[-2*stride] = cm[p1 + a];
00185 p[ 1*stride] = cm[q1 - a];
00186 }
00187 }
00188
00189 static av_always_inline int simple_limit(uint8_t *p, int stride, int flim)
00190 {
00191 LOAD_PIXELS
00192 return 2*FFABS(p0-q0) + (FFABS(p1-q1) >> 1) <= flim;
00193 }
00194
00199 static av_always_inline int normal_limit(uint8_t *p, int stride, int E, int I)
00200 {
00201 LOAD_PIXELS
00202 return simple_limit(p, stride, E)
00203 && FFABS(p3-p2) <= I && FFABS(p2-p1) <= I && FFABS(p1-p0) <= I
00204 && FFABS(q3-q2) <= I && FFABS(q2-q1) <= I && FFABS(q1-q0) <= I;
00205 }
00206
00207
00208 static av_always_inline int hev(uint8_t *p, int stride, int thresh)
00209 {
00210 LOAD_PIXELS
00211 return FFABS(p1-p0) > thresh || FFABS(q1-q0) > thresh;
00212 }
00213
00214 static av_always_inline void filter_mbedge(uint8_t *p, int stride)
00215 {
00216 int a0, a1, a2, w;
00217 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
00218
00219 LOAD_PIXELS
00220
00221 w = clip_int8(p1-q1);
00222 w = clip_int8(w + 3*(q0-p0));
00223
00224 a0 = (27*w + 63) >> 7;
00225 a1 = (18*w + 63) >> 7;
00226 a2 = ( 9*w + 63) >> 7;
00227
00228 p[-3*stride] = cm[p2 + a2];
00229 p[-2*stride] = cm[p1 + a1];
00230 p[-1*stride] = cm[p0 + a0];
00231 p[ 0*stride] = cm[q0 - a0];
00232 p[ 1*stride] = cm[q1 - a1];
00233 p[ 2*stride] = cm[q2 - a2];
00234 }
00235
00236 #define LOOP_FILTER(dir, size, stridea, strideb, maybe_inline) \
00237 static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _c(uint8_t *dst, int stride,\
00238 int flim_E, int flim_I, int hev_thresh)\
00239 {\
00240 int i;\
00241 \
00242 for (i = 0; i < size; i++)\
00243 if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
00244 if (hev(dst+i*stridea, strideb, hev_thresh))\
00245 filter_common(dst+i*stridea, strideb, 1);\
00246 else\
00247 filter_mbedge(dst+i*stridea, strideb);\
00248 }\
00249 }\
00250 \
00251 static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _inner_c(uint8_t *dst, int stride,\
00252 int flim_E, int flim_I, int hev_thresh)\
00253 {\
00254 int i;\
00255 \
00256 for (i = 0; i < size; i++)\
00257 if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
00258 int hv = hev(dst+i*stridea, strideb, hev_thresh);\
00259 if (hv) \
00260 filter_common(dst+i*stridea, strideb, 1);\
00261 else \
00262 filter_common(dst+i*stridea, strideb, 0);\
00263 }\
00264 }
00265
00266 LOOP_FILTER(v, 16, 1, stride,)
00267 LOOP_FILTER(h, 16, stride, 1,)
00268
00269 #define UV_LOOP_FILTER(dir, stridea, strideb) \
00270 LOOP_FILTER(dir, 8, stridea, strideb, av_always_inline) \
00271 static void vp8_ ## dir ## _loop_filter8uv_c(uint8_t *dstU, uint8_t *dstV, int stride,\
00272 int fE, int fI, int hev_thresh)\
00273 {\
00274 vp8_ ## dir ## _loop_filter8_c(dstU, stride, fE, fI, hev_thresh);\
00275 vp8_ ## dir ## _loop_filter8_c(dstV, stride, fE, fI, hev_thresh);\
00276 }\
00277 static void vp8_ ## dir ## _loop_filter8uv_inner_c(uint8_t *dstU, uint8_t *dstV, int stride,\
00278 int fE, int fI, int hev_thresh)\
00279 {\
00280 vp8_ ## dir ## _loop_filter8_inner_c(dstU, stride, fE, fI, hev_thresh);\
00281 vp8_ ## dir ## _loop_filter8_inner_c(dstV, stride, fE, fI, hev_thresh);\
00282 }
00283
00284 UV_LOOP_FILTER(v, 1, stride)
00285 UV_LOOP_FILTER(h, stride, 1)
00286
00287 static void vp8_v_loop_filter_simple_c(uint8_t *dst, int stride, int flim)
00288 {
00289 int i;
00290
00291 for (i = 0; i < 16; i++)
00292 if (simple_limit(dst+i, stride, flim))
00293 filter_common(dst+i, stride, 1);
00294 }
00295
00296 static void vp8_h_loop_filter_simple_c(uint8_t *dst, int stride, int flim)
00297 {
00298 int i;
00299
00300 for (i = 0; i < 16; i++)
00301 if (simple_limit(dst+i*stride, 1, flim))
00302 filter_common(dst+i*stride, 1, 1);
00303 }
00304
00305 static const uint8_t subpel_filters[7][6] = {
00306 { 0, 6, 123, 12, 1, 0 },
00307 { 2, 11, 108, 36, 8, 1 },
00308 { 0, 9, 93, 50, 6, 0 },
00309 { 3, 16, 77, 77, 16, 3 },
00310 { 0, 6, 50, 93, 9, 0 },
00311 { 1, 8, 36, 108, 11, 2 },
00312 { 0, 1, 12, 123, 6, 0 },
00313 };
00314
00315 #define PUT_PIXELS(WIDTH) \
00316 static void put_vp8_pixels ## WIDTH ##_c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int x, int y) { \
00317 int i; \
00318 for (i = 0; i < h; i++, dst+= dststride, src+= srcstride) { \
00319 memcpy(dst, src, WIDTH); \
00320 } \
00321 }
00322
00323 PUT_PIXELS(16)
00324 PUT_PIXELS(8)
00325 PUT_PIXELS(4)
00326
00327 #define FILTER_6TAP(src, F, stride) \
00328 cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + F[0]*src[x-2*stride] + \
00329 F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + F[5]*src[x+3*stride] + 64) >> 7]
00330
00331 #define FILTER_4TAP(src, F, stride) \
00332 cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + \
00333 F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + 64) >> 7]
00334
00335 #define VP8_EPEL_H(SIZE, TAPS) \
00336 static void put_vp8_epel ## SIZE ## _h ## TAPS ## _c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int mx, int my) \
00337 { \
00338 const uint8_t *filter = subpel_filters[mx-1]; \
00339 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
00340 int x, y; \
00341 \
00342 for (y = 0; y < h; y++) { \
00343 for (x = 0; x < SIZE; x++) \
00344 dst[x] = FILTER_ ## TAPS ## TAP(src, filter, 1); \
00345 dst += dststride; \
00346 src += srcstride; \
00347 } \
00348 }
00349 #define VP8_EPEL_V(SIZE, TAPS) \
00350 static void put_vp8_epel ## SIZE ## _v ## TAPS ## _c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int mx, int my) \
00351 { \
00352 const uint8_t *filter = subpel_filters[my-1]; \
00353 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
00354 int x, y; \
00355 \
00356 for (y = 0; y < h; y++) { \
00357 for (x = 0; x < SIZE; x++) \
00358 dst[x] = FILTER_ ## TAPS ## TAP(src, filter, srcstride); \
00359 dst += dststride; \
00360 src += srcstride; \
00361 } \
00362 }
00363 #define VP8_EPEL_HV(SIZE, HTAPS, VTAPS) \
00364 static void put_vp8_epel ## SIZE ## _h ## HTAPS ## v ## VTAPS ## _c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int mx, int my) \
00365 { \
00366 const uint8_t *filter = subpel_filters[mx-1]; \
00367 uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
00368 int x, y; \
00369 uint8_t tmp_array[(2*SIZE+VTAPS-1)*SIZE]; \
00370 uint8_t *tmp = tmp_array; \
00371 src -= (2-(VTAPS==4))*srcstride; \
00372 \
00373 for (y = 0; y < h+VTAPS-1; y++) { \
00374 for (x = 0; x < SIZE; x++) \
00375 tmp[x] = FILTER_ ## HTAPS ## TAP(src, filter, 1); \
00376 tmp += SIZE; \
00377 src += srcstride; \
00378 } \
00379 \
00380 tmp = tmp_array + (2-(VTAPS==4))*SIZE; \
00381 filter = subpel_filters[my-1]; \
00382 \
00383 for (y = 0; y < h; y++) { \
00384 for (x = 0; x < SIZE; x++) \
00385 dst[x] = FILTER_ ## VTAPS ## TAP(tmp, filter, SIZE); \
00386 dst += dststride; \
00387 tmp += SIZE; \
00388 } \
00389 }
00390
00391 VP8_EPEL_H(16, 4)
00392 VP8_EPEL_H(8, 4)
00393 VP8_EPEL_H(4, 4)
00394 VP8_EPEL_H(16, 6)
00395 VP8_EPEL_H(8, 6)
00396 VP8_EPEL_H(4, 6)
00397 VP8_EPEL_V(16, 4)
00398 VP8_EPEL_V(8, 4)
00399 VP8_EPEL_V(4, 4)
00400 VP8_EPEL_V(16, 6)
00401 VP8_EPEL_V(8, 6)
00402 VP8_EPEL_V(4, 6)
00403 VP8_EPEL_HV(16, 4, 4)
00404 VP8_EPEL_HV(8, 4, 4)
00405 VP8_EPEL_HV(4, 4, 4)
00406 VP8_EPEL_HV(16, 4, 6)
00407 VP8_EPEL_HV(8, 4, 6)
00408 VP8_EPEL_HV(4, 4, 6)
00409 VP8_EPEL_HV(16, 6, 4)
00410 VP8_EPEL_HV(8, 6, 4)
00411 VP8_EPEL_HV(4, 6, 4)
00412 VP8_EPEL_HV(16, 6, 6)
00413 VP8_EPEL_HV(8, 6, 6)
00414 VP8_EPEL_HV(4, 6, 6)
00415
00416 #define VP8_BILINEAR(SIZE) \
00417 static void put_vp8_bilinear ## SIZE ## _h_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
00418 { \
00419 int a = 8-mx, b = mx; \
00420 int x, y; \
00421 \
00422 for (y = 0; y < h; y++) { \
00423 for (x = 0; x < SIZE; x++) \
00424 dst[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
00425 dst += stride; \
00426 src += stride; \
00427 } \
00428 } \
00429 static void put_vp8_bilinear ## SIZE ## _v_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
00430 { \
00431 int c = 8-my, d = my; \
00432 int x, y; \
00433 \
00434 for (y = 0; y < h; y++) { \
00435 for (x = 0; x < SIZE; x++) \
00436 dst[x] = (c*src[x] + d*src[x+stride] + 4) >> 3; \
00437 dst += stride; \
00438 src += stride; \
00439 } \
00440 } \
00441 \
00442 static void put_vp8_bilinear ## SIZE ## _hv_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
00443 { \
00444 int a = 8-mx, b = mx; \
00445 int c = 8-my, d = my; \
00446 int x, y; \
00447 uint8_t tmp_array[(2*SIZE+1)*SIZE]; \
00448 uint8_t *tmp = tmp_array; \
00449 \
00450 for (y = 0; y < h+1; y++) { \
00451 for (x = 0; x < SIZE; x++) \
00452 tmp[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
00453 tmp += SIZE; \
00454 src += stride; \
00455 } \
00456 \
00457 tmp = tmp_array; \
00458 \
00459 for (y = 0; y < h; y++) { \
00460 for (x = 0; x < SIZE; x++) \
00461 dst[x] = (c*tmp[x] + d*tmp[x+SIZE] + 4) >> 3; \
00462 dst += stride; \
00463 tmp += SIZE; \
00464 } \
00465 }
00466
00467 VP8_BILINEAR(16)
00468 VP8_BILINEAR(8)
00469 VP8_BILINEAR(4)
00470
00471 #define VP8_MC_FUNC(IDX, SIZE) \
00472 dsp->put_vp8_epel_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
00473 dsp->put_vp8_epel_pixels_tab[IDX][0][1] = put_vp8_epel ## SIZE ## _h4_c; \
00474 dsp->put_vp8_epel_pixels_tab[IDX][0][2] = put_vp8_epel ## SIZE ## _h6_c; \
00475 dsp->put_vp8_epel_pixels_tab[IDX][1][0] = put_vp8_epel ## SIZE ## _v4_c; \
00476 dsp->put_vp8_epel_pixels_tab[IDX][1][1] = put_vp8_epel ## SIZE ## _h4v4_c; \
00477 dsp->put_vp8_epel_pixels_tab[IDX][1][2] = put_vp8_epel ## SIZE ## _h6v4_c; \
00478 dsp->put_vp8_epel_pixels_tab[IDX][2][0] = put_vp8_epel ## SIZE ## _v6_c; \
00479 dsp->put_vp8_epel_pixels_tab[IDX][2][1] = put_vp8_epel ## SIZE ## _h4v6_c; \
00480 dsp->put_vp8_epel_pixels_tab[IDX][2][2] = put_vp8_epel ## SIZE ## _h6v6_c
00481
00482 #define VP8_BILINEAR_MC_FUNC(IDX, SIZE) \
00483 dsp->put_vp8_bilinear_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
00484 dsp->put_vp8_bilinear_pixels_tab[IDX][0][1] = put_vp8_bilinear ## SIZE ## _h_c; \
00485 dsp->put_vp8_bilinear_pixels_tab[IDX][0][2] = put_vp8_bilinear ## SIZE ## _h_c; \
00486 dsp->put_vp8_bilinear_pixels_tab[IDX][1][0] = put_vp8_bilinear ## SIZE ## _v_c; \
00487 dsp->put_vp8_bilinear_pixels_tab[IDX][1][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
00488 dsp->put_vp8_bilinear_pixels_tab[IDX][1][2] = put_vp8_bilinear ## SIZE ## _hv_c; \
00489 dsp->put_vp8_bilinear_pixels_tab[IDX][2][0] = put_vp8_bilinear ## SIZE ## _v_c; \
00490 dsp->put_vp8_bilinear_pixels_tab[IDX][2][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
00491 dsp->put_vp8_bilinear_pixels_tab[IDX][2][2] = put_vp8_bilinear ## SIZE ## _hv_c
00492
00493 av_cold void ff_vp8dsp_init(VP8DSPContext *dsp)
00494 {
00495 dsp->vp8_luma_dc_wht = vp8_luma_dc_wht_c;
00496 dsp->vp8_luma_dc_wht_dc = vp8_luma_dc_wht_dc_c;
00497 dsp->vp8_idct_add = vp8_idct_add_c;
00498 dsp->vp8_idct_dc_add = vp8_idct_dc_add_c;
00499 dsp->vp8_idct_dc_add4y = vp8_idct_dc_add4y_c;
00500 dsp->vp8_idct_dc_add4uv = vp8_idct_dc_add4uv_c;
00501
00502 dsp->vp8_v_loop_filter16y = vp8_v_loop_filter16_c;
00503 dsp->vp8_h_loop_filter16y = vp8_h_loop_filter16_c;
00504 dsp->vp8_v_loop_filter8uv = vp8_v_loop_filter8uv_c;
00505 dsp->vp8_h_loop_filter8uv = vp8_h_loop_filter8uv_c;
00506
00507 dsp->vp8_v_loop_filter16y_inner = vp8_v_loop_filter16_inner_c;
00508 dsp->vp8_h_loop_filter16y_inner = vp8_h_loop_filter16_inner_c;
00509 dsp->vp8_v_loop_filter8uv_inner = vp8_v_loop_filter8uv_inner_c;
00510 dsp->vp8_h_loop_filter8uv_inner = vp8_h_loop_filter8uv_inner_c;
00511
00512 dsp->vp8_v_loop_filter_simple = vp8_v_loop_filter_simple_c;
00513 dsp->vp8_h_loop_filter_simple = vp8_h_loop_filter_simple_c;
00514
00515 VP8_MC_FUNC(0, 16);
00516 VP8_MC_FUNC(1, 8);
00517 VP8_MC_FUNC(2, 4);
00518
00519 VP8_BILINEAR_MC_FUNC(0, 16);
00520 VP8_BILINEAR_MC_FUNC(1, 8);
00521 VP8_BILINEAR_MC_FUNC(2, 4);
00522
00523 if (HAVE_MMX)
00524 ff_vp8dsp_init_x86(dsp);
00525 if (HAVE_ALTIVEC)
00526 ff_vp8dsp_init_altivec(dsp);
00527 if (ARCH_ARM)
00528 ff_vp8dsp_init_arm(dsp);
00529 }
