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libavcodec/vp8dsp.c

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00001 
00024 #include "dsputil.h"
00025 #include "vp8dsp.h"
00026 
00027 // TODO: Maybe add dequant
00028 static void vp8_luma_dc_wht_c(DCTELEM block[4][4][16], DCTELEM dc[16])
00029 {
00030     int i, t0, t1, t2, t3;
00031 
00032     for (i = 0; i < 4; i++) {
00033         t0 = dc[0*4+i] + dc[3*4+i];
00034         t1 = dc[1*4+i] + dc[2*4+i];
00035         t2 = dc[1*4+i] - dc[2*4+i];
00036         t3 = dc[0*4+i] - dc[3*4+i];
00037 
00038         dc[0*4+i] = t0 + t1;
00039         dc[1*4+i] = t3 + t2;
00040         dc[2*4+i] = t0 - t1;
00041         dc[3*4+i] = t3 - t2;
00042     }
00043 
00044     for (i = 0; i < 4; i++) {
00045         t0 = dc[i*4+0] + dc[i*4+3] + 3; // rounding
00046         t1 = dc[i*4+1] + dc[i*4+2];
00047         t2 = dc[i*4+1] - dc[i*4+2];
00048         t3 = dc[i*4+0] - dc[i*4+3] + 3; // rounding
00049         dc[i*4+0] = 0;
00050         dc[i*4+1] = 0;
00051         dc[i*4+2] = 0;
00052         dc[i*4+3] = 0;
00053 
00054         block[i][0][0] = (t0 + t1) >> 3;
00055         block[i][1][0] = (t3 + t2) >> 3;
00056         block[i][2][0] = (t0 - t1) >> 3;
00057         block[i][3][0] = (t3 - t2) >> 3;
00058     }
00059 }
00060 
00061 static void vp8_luma_dc_wht_dc_c(DCTELEM block[4][4][16], DCTELEM dc[16])
00062 {
00063     int i, val = (dc[0] + 3) >> 3;
00064     dc[0] = 0;
00065 
00066     for (i = 0; i < 4; i++) {
00067         block[i][0][0] = val;
00068         block[i][1][0] = val;
00069         block[i][2][0] = val;
00070         block[i][3][0] = val;
00071     }
00072 }
00073 
00074 #define MUL_20091(a) ((((a)*20091) >> 16) + (a))
00075 #define MUL_35468(a)  (((a)*35468) >> 16)
00076 
00077 static void vp8_idct_add_c(uint8_t *dst, DCTELEM block[16], int stride)
00078 {
00079     int i, t0, t1, t2, t3;
00080     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
00081     DCTELEM tmp[16];
00082 
00083     for (i = 0; i < 4; i++) {
00084         t0 = block[0*4+i] + block[2*4+i];
00085         t1 = block[0*4+i] - block[2*4+i];
00086         t2 = MUL_35468(block[1*4+i]) - MUL_20091(block[3*4+i]);
00087         t3 = MUL_20091(block[1*4+i]) + MUL_35468(block[3*4+i]);
00088         block[0*4+i] = 0;
00089         block[1*4+i] = 0;
00090         block[2*4+i] = 0;
00091         block[3*4+i] = 0;
00092 
00093         tmp[i*4+0] = t0 + t3;
00094         tmp[i*4+1] = t1 + t2;
00095         tmp[i*4+2] = t1 - t2;
00096         tmp[i*4+3] = t0 - t3;
00097     }
00098 
00099     for (i = 0; i < 4; i++) {
00100         t0 = tmp[0*4+i] + tmp[2*4+i];
00101         t1 = tmp[0*4+i] - tmp[2*4+i];
00102         t2 = MUL_35468(tmp[1*4+i]) - MUL_20091(tmp[3*4+i]);
00103         t3 = MUL_20091(tmp[1*4+i]) + MUL_35468(tmp[3*4+i]);
00104 
00105         dst[0] = cm[dst[0] + ((t0 + t3 + 4) >> 3)];
00106         dst[1] = cm[dst[1] + ((t1 + t2 + 4) >> 3)];
00107         dst[2] = cm[dst[2] + ((t1 - t2 + 4) >> 3)];
00108         dst[3] = cm[dst[3] + ((t0 - t3 + 4) >> 3)];
00109         dst += stride;
00110     }
00111 }
00112 
00113 static void vp8_idct_dc_add_c(uint8_t *dst, DCTELEM block[16], int stride)
00114 {
00115     int i, dc = (block[0] + 4) >> 3;
00116     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP + dc;
00117     block[0] = 0;
00118 
00119     for (i = 0; i < 4; i++) {
00120         dst[0] = cm[dst[0]];
00121         dst[1] = cm[dst[1]];
00122         dst[2] = cm[dst[2]];
00123         dst[3] = cm[dst[3]];
00124         dst += stride;
00125     }
00126 }
00127 
00128 static void vp8_idct_dc_add4uv_c(uint8_t *dst, DCTELEM block[4][16], int stride)
00129 {
00130     vp8_idct_dc_add_c(dst+stride*0+0, block[0], stride);
00131     vp8_idct_dc_add_c(dst+stride*0+4, block[1], stride);
00132     vp8_idct_dc_add_c(dst+stride*4+0, block[2], stride);
00133     vp8_idct_dc_add_c(dst+stride*4+4, block[3], stride);
00134 }
00135 
00136 static void vp8_idct_dc_add4y_c(uint8_t *dst, DCTELEM block[4][16], int stride)
00137 {
00138     vp8_idct_dc_add_c(dst+ 0, block[0], stride);
00139     vp8_idct_dc_add_c(dst+ 4, block[1], stride);
00140     vp8_idct_dc_add_c(dst+ 8, block[2], stride);
00141     vp8_idct_dc_add_c(dst+12, block[3], stride);
00142 }
00143 
00144 // because I like only having two parameters to pass functions...
00145 #define LOAD_PIXELS\
00146     int av_unused p3 = p[-4*stride];\
00147     int av_unused p2 = p[-3*stride];\
00148     int av_unused p1 = p[-2*stride];\
00149     int av_unused p0 = p[-1*stride];\
00150     int av_unused q0 = p[ 0*stride];\
00151     int av_unused q1 = p[ 1*stride];\
00152     int av_unused q2 = p[ 2*stride];\
00153     int av_unused q3 = p[ 3*stride];
00154 
00155 #define clip_int8(n) (cm[n+0x80]-0x80)
00156 
00157 static av_always_inline void filter_common(uint8_t *p, int stride, int is4tap)
00158 {
00159     LOAD_PIXELS
00160     int a, f1, f2;
00161     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
00162 
00163     a = 3*(q0 - p0);
00164 
00165     if (is4tap)
00166         a += clip_int8(p1 - q1);
00167 
00168     a = clip_int8(a);
00169 
00170     // We deviate from the spec here with c(a+3) >> 3
00171     // since that's what libvpx does.
00172     f1 = FFMIN(a+4, 127) >> 3;
00173     f2 = FFMIN(a+3, 127) >> 3;
00174 
00175     // Despite what the spec says, we do need to clamp here to
00176     // be bitexact with libvpx.
00177     p[-1*stride] = cm[p0 + f2];
00178     p[ 0*stride] = cm[q0 - f1];
00179 
00180     // only used for _inner on blocks without high edge variance
00181     if (!is4tap) {
00182         a = (f1+1)>>1;
00183         p[-2*stride] = cm[p1 + a];
00184         p[ 1*stride] = cm[q1 - a];
00185     }
00186 }
00187 
00188 static av_always_inline int simple_limit(uint8_t *p, int stride, int flim)
00189 {
00190     LOAD_PIXELS
00191     return 2*FFABS(p0-q0) + (FFABS(p1-q1) >> 1) <= flim;
00192 }
00193 
00198 static av_always_inline int normal_limit(uint8_t *p, int stride, int E, int I)
00199 {
00200     LOAD_PIXELS
00201     return simple_limit(p, stride, E)
00202         && FFABS(p3-p2) <= I && FFABS(p2-p1) <= I && FFABS(p1-p0) <= I
00203         && FFABS(q3-q2) <= I && FFABS(q2-q1) <= I && FFABS(q1-q0) <= I;
00204 }
00205 
00206 // high edge variance
00207 static av_always_inline int hev(uint8_t *p, int stride, int thresh)
00208 {
00209     LOAD_PIXELS
00210     return FFABS(p1-p0) > thresh || FFABS(q1-q0) > thresh;
00211 }
00212 
00213 static av_always_inline void filter_mbedge(uint8_t *p, int stride)
00214 {
00215     int a0, a1, a2, w;
00216     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP;
00217 
00218     LOAD_PIXELS
00219 
00220     w = clip_int8(p1-q1);
00221     w = clip_int8(w + 3*(q0-p0));
00222 
00223     a0 = (27*w + 63) >> 7;
00224     a1 = (18*w + 63) >> 7;
00225     a2 = ( 9*w + 63) >> 7;
00226 
00227     p[-3*stride] = cm[p2 + a2];
00228     p[-2*stride] = cm[p1 + a1];
00229     p[-1*stride] = cm[p0 + a0];
00230     p[ 0*stride] = cm[q0 - a0];
00231     p[ 1*stride] = cm[q1 - a1];
00232     p[ 2*stride] = cm[q2 - a2];
00233 }
00234 
00235 #define LOOP_FILTER(dir, size, stridea, strideb, maybe_inline) \
00236 static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _c(uint8_t *dst, int stride,\
00237                                      int flim_E, int flim_I, int hev_thresh)\
00238 {\
00239     int i;\
00240 \
00241     for (i = 0; i < size; i++)\
00242         if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
00243             if (hev(dst+i*stridea, strideb, hev_thresh))\
00244                 filter_common(dst+i*stridea, strideb, 1);\
00245             else\
00246                 filter_mbedge(dst+i*stridea, strideb);\
00247         }\
00248 }\
00249 \
00250 static maybe_inline void vp8_ ## dir ## _loop_filter ## size ## _inner_c(uint8_t *dst, int stride,\
00251                                       int flim_E, int flim_I, int hev_thresh)\
00252 {\
00253     int i;\
00254 \
00255     for (i = 0; i < size; i++)\
00256         if (normal_limit(dst+i*stridea, strideb, flim_E, flim_I)) {\
00257             int hv = hev(dst+i*stridea, strideb, hev_thresh);\
00258             if (hv) \
00259                 filter_common(dst+i*stridea, strideb, 1);\
00260             else \
00261                 filter_common(dst+i*stridea, strideb, 0);\
00262         }\
00263 }
00264 
00265 LOOP_FILTER(v, 16, 1, stride,)
00266 LOOP_FILTER(h, 16, stride, 1,)
00267 
00268 #define UV_LOOP_FILTER(dir, stridea, strideb) \
00269 LOOP_FILTER(dir, 8, stridea, strideb, av_always_inline) \
00270 static void vp8_ ## dir ## _loop_filter8uv_c(uint8_t *dstU, uint8_t *dstV, int stride,\
00271                                       int fE, int fI, int hev_thresh)\
00272 {\
00273   vp8_ ## dir ## _loop_filter8_c(dstU, stride, fE, fI, hev_thresh);\
00274   vp8_ ## dir ## _loop_filter8_c(dstV, stride, fE, fI, hev_thresh);\
00275 }\
00276 static void vp8_ ## dir ## _loop_filter8uv_inner_c(uint8_t *dstU, uint8_t *dstV, int stride,\
00277                                       int fE, int fI, int hev_thresh)\
00278 {\
00279   vp8_ ## dir ## _loop_filter8_inner_c(dstU, stride, fE, fI, hev_thresh);\
00280   vp8_ ## dir ## _loop_filter8_inner_c(dstV, stride, fE, fI, hev_thresh);\
00281 }
00282 
00283 UV_LOOP_FILTER(v, 1, stride)
00284 UV_LOOP_FILTER(h, stride, 1)
00285 
00286 static void vp8_v_loop_filter_simple_c(uint8_t *dst, int stride, int flim)
00287 {
00288     int i;
00289 
00290     for (i = 0; i < 16; i++)
00291         if (simple_limit(dst+i, stride, flim))
00292             filter_common(dst+i, stride, 1);
00293 }
00294 
00295 static void vp8_h_loop_filter_simple_c(uint8_t *dst, int stride, int flim)
00296 {
00297     int i;
00298 
00299     for (i = 0; i < 16; i++)
00300         if (simple_limit(dst+i*stride, 1, flim))
00301             filter_common(dst+i*stride, 1, 1);
00302 }
00303 
00304 static const uint8_t subpel_filters[7][6] = {
00305     { 0,   6, 123,  12,   1,   0 },
00306     { 2,  11, 108,  36,   8,   1 },
00307     { 0,   9,  93,  50,   6,   0 },
00308     { 3,  16,  77,  77,  16,   3 },
00309     { 0,   6,  50,  93,   9,   0 },
00310     { 1,   8,  36, 108,  11,   2 },
00311     { 0,   1,  12, 123,   6,   0 },
00312 };
00313 
00314 #define PUT_PIXELS(WIDTH) \
00315 static void put_vp8_pixels ## WIDTH ##_c(uint8_t *dst, int dststride, uint8_t *src, int srcstride, int h, int x, int y) { \
00316     int i; \
00317     for (i = 0; i < h; i++, dst+= dststride, src+= srcstride) { \
00318         memcpy(dst, src, WIDTH); \
00319     } \
00320 }
00321 
00322 PUT_PIXELS(16)
00323 PUT_PIXELS(8)
00324 PUT_PIXELS(4)
00325 
00326 #define FILTER_6TAP(src, F, stride) \
00327     cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + F[0]*src[x-2*stride] + \
00328         F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + F[5]*src[x+3*stride] + 64) >> 7]
00329 
00330 #define FILTER_4TAP(src, F, stride) \
00331     cm[(F[2]*src[x+0*stride] - F[1]*src[x-1*stride] + \
00332         F[3]*src[x+1*stride] - F[4]*src[x+2*stride] + 64) >> 7]
00333 
00334 #define VP8_EPEL_H(SIZE, TAPS) \
00335 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) \
00336 { \
00337     const uint8_t *filter = subpel_filters[mx-1]; \
00338     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
00339     int x, y; \
00340 \
00341     for (y = 0; y < h; y++) { \
00342         for (x = 0; x < SIZE; x++) \
00343             dst[x] = FILTER_ ## TAPS ## TAP(src, filter, 1); \
00344         dst += dststride; \
00345         src += srcstride; \
00346     } \
00347 }
00348 #define VP8_EPEL_V(SIZE, TAPS) \
00349 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) \
00350 { \
00351     const uint8_t *filter = subpel_filters[my-1]; \
00352     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
00353     int x, y; \
00354 \
00355     for (y = 0; y < h; y++) { \
00356         for (x = 0; x < SIZE; x++) \
00357             dst[x] = FILTER_ ## TAPS ## TAP(src, filter, srcstride); \
00358         dst += dststride; \
00359         src += srcstride; \
00360     } \
00361 }
00362 #define VP8_EPEL_HV(SIZE, HTAPS, VTAPS) \
00363 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) \
00364 { \
00365     const uint8_t *filter = subpel_filters[mx-1]; \
00366     uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; \
00367     int x, y; \
00368     uint8_t tmp_array[(2*SIZE+VTAPS-1)*SIZE]; \
00369     uint8_t *tmp = tmp_array; \
00370     src -= (2-(VTAPS==4))*srcstride; \
00371 \
00372     for (y = 0; y < h+VTAPS-1; y++) { \
00373         for (x = 0; x < SIZE; x++) \
00374             tmp[x] = FILTER_ ## HTAPS ## TAP(src, filter, 1); \
00375         tmp += SIZE; \
00376         src += srcstride; \
00377     } \
00378 \
00379     tmp = tmp_array + (2-(VTAPS==4))*SIZE; \
00380     filter = subpel_filters[my-1]; \
00381 \
00382     for (y = 0; y < h; y++) { \
00383         for (x = 0; x < SIZE; x++) \
00384             dst[x] = FILTER_ ## VTAPS ## TAP(tmp, filter, SIZE); \
00385         dst += dststride; \
00386         tmp += SIZE; \
00387     } \
00388 }
00389 
00390 VP8_EPEL_H(16, 4)
00391 VP8_EPEL_H(8,  4)
00392 VP8_EPEL_H(4,  4)
00393 VP8_EPEL_H(16, 6)
00394 VP8_EPEL_H(8,  6)
00395 VP8_EPEL_H(4,  6)
00396 VP8_EPEL_V(16, 4)
00397 VP8_EPEL_V(8,  4)
00398 VP8_EPEL_V(4,  4)
00399 VP8_EPEL_V(16, 6)
00400 VP8_EPEL_V(8,  6)
00401 VP8_EPEL_V(4,  6)
00402 VP8_EPEL_HV(16, 4, 4)
00403 VP8_EPEL_HV(8,  4, 4)
00404 VP8_EPEL_HV(4,  4, 4)
00405 VP8_EPEL_HV(16, 4, 6)
00406 VP8_EPEL_HV(8,  4, 6)
00407 VP8_EPEL_HV(4,  4, 6)
00408 VP8_EPEL_HV(16, 6, 4)
00409 VP8_EPEL_HV(8,  6, 4)
00410 VP8_EPEL_HV(4,  6, 4)
00411 VP8_EPEL_HV(16, 6, 6)
00412 VP8_EPEL_HV(8,  6, 6)
00413 VP8_EPEL_HV(4,  6, 6)
00414 
00415 #define VP8_BILINEAR(SIZE) \
00416 static void put_vp8_bilinear ## SIZE ## _h_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
00417 { \
00418     int a = 8-mx, b = mx; \
00419     int x, y; \
00420 \
00421     for (y = 0; y < h; y++) { \
00422         for (x = 0; x < SIZE; x++) \
00423             dst[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
00424         dst += stride; \
00425         src += stride; \
00426     } \
00427 } \
00428 static void put_vp8_bilinear ## SIZE ## _v_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
00429 { \
00430     int c = 8-my, d = my; \
00431     int x, y; \
00432 \
00433     for (y = 0; y < h; y++) { \
00434         for (x = 0; x < SIZE; x++) \
00435             dst[x] = (c*src[x] + d*src[x+stride] + 4) >> 3; \
00436         dst += stride; \
00437         src += stride; \
00438     } \
00439 } \
00440 \
00441 static void put_vp8_bilinear ## SIZE ## _hv_c(uint8_t *dst, int stride, uint8_t *src, int s2, int h, int mx, int my) \
00442 { \
00443     int a = 8-mx, b = mx; \
00444     int c = 8-my, d = my; \
00445     int x, y; \
00446     uint8_t tmp_array[(2*SIZE+1)*SIZE]; \
00447     uint8_t *tmp = tmp_array; \
00448 \
00449     for (y = 0; y < h+1; y++) { \
00450         for (x = 0; x < SIZE; x++) \
00451             tmp[x] = (a*src[x] + b*src[x+1] + 4) >> 3; \
00452         tmp += SIZE; \
00453         src += stride; \
00454     } \
00455 \
00456     tmp = tmp_array; \
00457 \
00458     for (y = 0; y < h; y++) { \
00459         for (x = 0; x < SIZE; x++) \
00460             dst[x] = (c*tmp[x] + d*tmp[x+SIZE] + 4) >> 3; \
00461         dst += stride; \
00462         tmp += SIZE; \
00463     } \
00464 }
00465 
00466 VP8_BILINEAR(16)
00467 VP8_BILINEAR(8)
00468 VP8_BILINEAR(4)
00469 
00470 #define VP8_MC_FUNC(IDX, SIZE) \
00471     dsp->put_vp8_epel_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
00472     dsp->put_vp8_epel_pixels_tab[IDX][0][1] = put_vp8_epel ## SIZE ## _h4_c; \
00473     dsp->put_vp8_epel_pixels_tab[IDX][0][2] = put_vp8_epel ## SIZE ## _h6_c; \
00474     dsp->put_vp8_epel_pixels_tab[IDX][1][0] = put_vp8_epel ## SIZE ## _v4_c; \
00475     dsp->put_vp8_epel_pixels_tab[IDX][1][1] = put_vp8_epel ## SIZE ## _h4v4_c; \
00476     dsp->put_vp8_epel_pixels_tab[IDX][1][2] = put_vp8_epel ## SIZE ## _h6v4_c; \
00477     dsp->put_vp8_epel_pixels_tab[IDX][2][0] = put_vp8_epel ## SIZE ## _v6_c; \
00478     dsp->put_vp8_epel_pixels_tab[IDX][2][1] = put_vp8_epel ## SIZE ## _h4v6_c; \
00479     dsp->put_vp8_epel_pixels_tab[IDX][2][2] = put_vp8_epel ## SIZE ## _h6v6_c
00480 
00481 #define VP8_BILINEAR_MC_FUNC(IDX, SIZE) \
00482     dsp->put_vp8_bilinear_pixels_tab[IDX][0][0] = put_vp8_pixels ## SIZE ## _c; \
00483     dsp->put_vp8_bilinear_pixels_tab[IDX][0][1] = put_vp8_bilinear ## SIZE ## _h_c; \
00484     dsp->put_vp8_bilinear_pixels_tab[IDX][0][2] = put_vp8_bilinear ## SIZE ## _h_c; \
00485     dsp->put_vp8_bilinear_pixels_tab[IDX][1][0] = put_vp8_bilinear ## SIZE ## _v_c; \
00486     dsp->put_vp8_bilinear_pixels_tab[IDX][1][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
00487     dsp->put_vp8_bilinear_pixels_tab[IDX][1][2] = put_vp8_bilinear ## SIZE ## _hv_c; \
00488     dsp->put_vp8_bilinear_pixels_tab[IDX][2][0] = put_vp8_bilinear ## SIZE ## _v_c; \
00489     dsp->put_vp8_bilinear_pixels_tab[IDX][2][1] = put_vp8_bilinear ## SIZE ## _hv_c; \
00490     dsp->put_vp8_bilinear_pixels_tab[IDX][2][2] = put_vp8_bilinear ## SIZE ## _hv_c
00491 
00492 av_cold void ff_vp8dsp_init(VP8DSPContext *dsp)
00493 {
00494     dsp->vp8_luma_dc_wht    = vp8_luma_dc_wht_c;
00495     dsp->vp8_luma_dc_wht_dc = vp8_luma_dc_wht_dc_c;
00496     dsp->vp8_idct_add       = vp8_idct_add_c;
00497     dsp->vp8_idct_dc_add    = vp8_idct_dc_add_c;
00498     dsp->vp8_idct_dc_add4y  = vp8_idct_dc_add4y_c;
00499     dsp->vp8_idct_dc_add4uv = vp8_idct_dc_add4uv_c;
00500 
00501     dsp->vp8_v_loop_filter16y = vp8_v_loop_filter16_c;
00502     dsp->vp8_h_loop_filter16y = vp8_h_loop_filter16_c;
00503     dsp->vp8_v_loop_filter8uv = vp8_v_loop_filter8uv_c;
00504     dsp->vp8_h_loop_filter8uv = vp8_h_loop_filter8uv_c;
00505 
00506     dsp->vp8_v_loop_filter16y_inner = vp8_v_loop_filter16_inner_c;
00507     dsp->vp8_h_loop_filter16y_inner = vp8_h_loop_filter16_inner_c;
00508     dsp->vp8_v_loop_filter8uv_inner = vp8_v_loop_filter8uv_inner_c;
00509     dsp->vp8_h_loop_filter8uv_inner = vp8_h_loop_filter8uv_inner_c;
00510 
00511     dsp->vp8_v_loop_filter_simple = vp8_v_loop_filter_simple_c;
00512     dsp->vp8_h_loop_filter_simple = vp8_h_loop_filter_simple_c;
00513 
00514     VP8_MC_FUNC(0, 16);
00515     VP8_MC_FUNC(1, 8);
00516     VP8_MC_FUNC(2, 4);
00517 
00518     VP8_BILINEAR_MC_FUNC(0, 16);
00519     VP8_BILINEAR_MC_FUNC(1, 8);
00520     VP8_BILINEAR_MC_FUNC(2, 4);
00521 
00522     if (HAVE_MMX)
00523         ff_vp8dsp_init_x86(dsp);
00524     if (HAVE_ALTIVEC)
00525         ff_vp8dsp_init_altivec(dsp);
00526     if (ARCH_ARM)
00527         ff_vp8dsp_init_arm(dsp);
00528 }

Generated on Wed Apr 11 2012 07:31:35 for FFmpeg by  doxygen 1.7.1