/* * Chinese AVS video (AVS1-P2, JiZhun profile) decoder. * * DSP functions * * Copyright (c) 2006  Stefan Gehrer <stefan.gehrer@gmx.de> * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "idctdsp.h"#include "mathops.h"#include "cavsdsp.h"#include "libavutil/common.h" /***************************************************************************** * * in-loop deblocking filter * ****************************************************************************/ #define P2 p0_p[-3*stride]#define P1 p0_p[-2*stride]#define P0 p0_p[-1*stride]#define Q0 p0_p[ 0*stride]#define Q1 p0_p[ 1*stride]#define Q2 p0_p[ 2*stride] static inline void loop_filter_l2(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta){    int p0 = P0;    int q0 = Q0;     if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {        int s = p0 + q0 + 2;        alpha = (alpha>>2) + 2;        if(abs(P2-p0) < beta && abs(p0-q0) < alpha) {            P0 = (P1 + p0 + s) >> 2;            P1 = (2*P1 + s) >> 2;        } else            P0 = (2*P1 + s) >> 2;        if(abs(Q2-q0) < beta && abs(q0-p0) < alpha) {            Q0 = (Q1 + q0 + s) >> 2;            Q1 = (2*Q1 + s) >> 2;        } else            Q0 = (2*Q1 + s) >> 2;    }} static inline void loop_filter_l1(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta, int tc){    int p0 = P0;    int q0 = Q0;     if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {        int delta = av_clip(((q0-p0)*3+P1-Q1+4)>>3,-tc, tc);        P0 = av_clip_uint8(p0+delta);        Q0 = av_clip_uint8(q0-delta);        if(abs(P2-p0)<beta) {            delta = av_clip(((P0-P1)*3+P2-Q0+4)>>3, -tc, tc);            P1 = av_clip_uint8(P1+delta);        }        if(abs(Q2-q0)<beta) {            delta = av_clip(((Q1-Q0)*3+P0-Q2+4)>>3, -tc, tc);            Q1 = av_clip_uint8(Q1-delta);        }    }} static inline void loop_filter_c2(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta){    int p0 = P0;    int q0 = Q0;     if(abs(p0-q0)<alpha && abs(P1-p0)<beta && abs(Q1-q0)<beta) {        int s = p0 + q0 + 2;        alpha = (alpha>>2) + 2;        if(abs(P2-p0) < beta && abs(p0-q0) < alpha) {            P0 = (P1 + p0 + s) >> 2;        } else            P0 = (2*P1 + s) >> 2;        if(abs(Q2-q0) < beta && abs(q0-p0) < alpha) {            Q0 = (Q1 + q0 + s) >> 2;        } else            Q0 = (2*Q1 + s) >> 2;    }} static inline void loop_filter_c1(uint8_t *p0_p, ptrdiff_t stride, int alpha, int beta,                                  int tc){    if(abs(P0-Q0)<alpha && abs(P1-P0)<beta && abs(Q1-Q0)<beta) {        int delta = av_clip(((Q0-P0)*3+P1-Q1+4)>>3, -tc, tc);        P0 = av_clip_uint8(P0+delta);        Q0 = av_clip_uint8(Q0-delta);    }} #undef P0#undef P1#undef P2#undef Q0#undef Q1#undef Q2 static void cavs_filter_lv_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,                             int bs1, int bs2){    int i;    if(bs1==2)        for(i=0;i<16;i++)            loop_filter_l2(d + i*stride,1,alpha,beta);    else {        if(bs1)            for(i=0;i<8;i++)                loop_filter_l1(d + i*stride,1,alpha,beta,tc);        if (bs2)            for(i=8;i<16;i++)                loop_filter_l1(d + i*stride,1,alpha,beta,tc);    }} static void cavs_filter_lh_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,                             int bs1, int bs2){    int i;    if(bs1==2)        for(i=0;i<16;i++)            loop_filter_l2(d + i,stride,alpha,beta);    else {        if(bs1)            for(i=0;i<8;i++)                loop_filter_l1(d + i,stride,alpha,beta,tc);        if (bs2)            for(i=8;i<16;i++)                loop_filter_l1(d + i,stride,alpha,beta,tc);    }} static void cavs_filter_cv_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,                             int bs1, int bs2){    int i;    if(bs1==2)        for(i=0;i<8;i++)            loop_filter_c2(d + i*stride,1,alpha,beta);    else {        if(bs1)            for(i=0;i<4;i++)                loop_filter_c1(d + i*stride,1,alpha,beta,tc);        if (bs2)            for(i=4;i<8;i++)                loop_filter_c1(d + i*stride,1,alpha,beta,tc);    }} static void cavs_filter_ch_c(uint8_t *d, ptrdiff_t stride, int alpha, int beta, int tc,                             int bs1, int bs2){    int i;    if(bs1==2)        for(i=0;i<8;i++)            loop_filter_c2(d + i,stride,alpha,beta);    else {        if(bs1)            for(i=0;i<4;i++)                loop_filter_c1(d + i,stride,alpha,beta,tc);        if (bs2)            for(i=4;i<8;i++)                loop_filter_c1(d + i,stride,alpha,beta,tc);    }} /***************************************************************************** * * inverse transform * ****************************************************************************/ static void cavs_idct8_add_c(uint8_t *dst, int16_t *block, ptrdiff_t stride){    int i;    int16_t (*src)[8] = (int16_t(*)[8])block;     src[0][0] += 8;     for( i = 0; i < 8; i++ ) {        const int a0 = 3 * src[i][1] - 2 * src[i][7];        const int a1 = 3 * src[i][3] + 2 * src[i][5];        const int a2 = 2 * src[i][3] - 3 * src[i][5];        const int a3 = 2 * src[i][1] + 3 * src[i][7];         const int b4 = 2 * (a0 + a1 + a3) + a1;        const int b5 = 2 * (a0 - a1 + a2) + a0;        const int b6 = 2 * (a3 - a2 - a1) + a3;        const int b7 = 2 * (a0 - a2 - a3) - a2;         const int a7 = 4 * src[i][2] - 10 * src[i][6];        const int a6 = 4 * src[i][6] + 10 * src[i][2];        const int a5 = 8 * (src[i][0] - src[i][4]) + 4;        const int a4 = 8 * (src[i][0] + src[i][4]) + 4;         const int b0 = a4 + a6;        const int b1 = a5 + a7;        const int b2 = a5 - a7;        const int b3 = a4 - a6;         src[i][0] = (b0 + b4) >> 3;        src[i][1] = (b1 + b5) >> 3;        src[i][2] = (b2 + b6) >> 3;        src[i][3] = (b3 + b7) >> 3;        src[i][4] = (b3 - b7) >> 3;        src[i][5] = (b2 - b6) >> 3;        src[i][6] = (b1 - b5) >> 3;        src[i][7] = (b0 - b4) >> 3;    }    for( i = 0; i < 8; i++ ) {        const int a0 = 3 * src[1][i] - 2 * src[7][i];        const int a1 = 3 * src[3][i] + 2 * src[5][i];        const int a2 = 2 * src[3][i] - 3 * src[5][i];        const int a3 = 2 * src[1][i] + 3 * src[7][i];         const int b4 = 2 * (a0 + a1 + a3) + a1;        const int b5 = 2 * (a0 - a1 + a2) + a0;        const int b6 = 2 * (a3 - a2 - a1) + a3;        const int b7 = 2 * (a0 - a2 - a3) - a2;         const int a7 = 4 * src[2][i] - 10 * src[6][i];        const int a6 = 4 * src[6][i] + 10 * src[2][i];        const int a5 = 8 * (src[0][i] - src[4][i]);        const int a4 = 8 * (src[0][i] + src[4][i]);         const int b0 = a4 + a6;        const int b1 = a5 + a7;        const int b2 = a5 - a7;        const int b3 = a4 - a6;         dst[i + 0*stride] = av_clip_uint8( dst[i + 0*stride] + ((b0 + b4) >> 7));        dst[i + 1*stride] = av_clip_uint8( dst[i + 1*stride] + ((b1 + b5) >> 7));        dst[i + 2*stride] = av_clip_uint8( dst[i + 2*stride] + ((b2 + b6) >> 7));        dst[i + 3*stride] = av_clip_uint8( dst[i + 3*stride] + ((b3 + b7) >> 7));        dst[i + 4*stride] = av_clip_uint8( dst[i + 4*stride] + ((b3 - b7) >> 7));        dst[i + 5*stride] = av_clip_uint8( dst[i + 5*stride] + ((b2 - b6) >> 7));        dst[i + 6*stride] = av_clip_uint8( dst[i + 6*stride] + ((b1 - b5) >> 7));        dst[i + 7*stride] = av_clip_uint8( dst[i + 7*stride] + ((b0 - b4) >> 7));    }} /***************************************************************************** * * motion compensation * ****************************************************************************/ #define CAVS_SUBPIX(OPNAME, OP, NAME, A, B, C, D, E, F) \static void OPNAME ## cavs_filt8_h_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\{                                                                       \    const int h=8;\    const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\    int i;\    for(i=0; i<h; i++)\    {\        OP(dst[0], A*src[-2] + B*src[-1] + C*src[0] + D*src[1] + E*src[2] + F*src[3]);\        OP(dst[1], A*src[-1] + B*src[ 0] + C*src[1] + D*src[2] + E*src[3] + F*src[4]);\        OP(dst[2], A*src[ 0] + B*src[ 1] + C*src[2] + D*src[3] + E*src[4] + F*src[5]);\        OP(dst[3], A*src[ 1] + B*src[ 2] + C*src[3] + D*src[4] + E*src[5] + F*src[6]);\        OP(dst[4], A*src[ 2] + B*src[ 3] + C*src[4] + D*src[5] + E*src[6] + F*src[7]);\        OP(dst[5], A*src[ 3] + B*src[ 4] + C*src[5] + D*src[6] + E*src[7] + F*src[8]);\        OP(dst[6], A*src[ 4] + B*src[ 5] + C*src[6] + D*src[7] + E*src[8] + F*src[9]);\        OP(dst[7], A*src[ 5] + B*src[ 6] + C*src[7] + D*src[8] + E*src[9] + F*src[10]);\        dst+=dstStride;\        src+=srcStride;\    }\}\\static void OPNAME ## cavs_filt8_v_  ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\{                                                                       \    const int w=8;\    const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\    int i;\    for(i=0; i<w; i++)\    {\        const int srcB= src[-2*srcStride];\        const int srcA= src[-1*srcStride];\        const int src0= src[0 *srcStride];\        const int src1= src[1 *srcStride];\        const int src2= src[2 *srcStride];\        const int src3= src[3 *srcStride];\        const int src4= src[4 *srcStride];\        const int src5= src[5 *srcStride];\        const int src6= src[6 *srcStride];\        const int src7= src[7 *srcStride];\        const int src8= src[8 *srcStride];\        const int src9= src[9 *srcStride];\        const int src10= src[10 *srcStride];\        OP(dst[0*dstStride], A*srcB + B*srcA + C*src0 + D*src1 + E*src2 + F*src3);\        OP(dst[1*dstStride], A*srcA + B*src0 + C*src1 + D*src2 + E*src3 + F*src4);\        OP(dst[2*dstStride], A*src0 + B*src1 + C*src2 + D*src3 + E*src4 + F*src5);\        OP(dst[3*dstStride], A*src1 + B*src2 + C*src3 + D*src4 + E*src5 + F*src6);\        OP(dst[4*dstStride], A*src2 + B*src3 + C*src4 + D*src5 + E*src6 + F*src7);\        OP(dst[5*dstStride], A*src3 + B*src4 + C*src5 + D*src6 + E*src7 + F*src8);\        OP(dst[6*dstStride], A*src4 + B*src5 + C*src6 + D*src7 + E*src8 + F*src9);\        OP(dst[7*dstStride], A*src5 + B*src6 + C*src7 + D*src8 + E*src9 + F*src10);\        dst++;\        src++;\    }\}\\static void OPNAME ## cavs_filt16_v_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\{                                                                       \    OPNAME ## cavs_filt8_v_ ## NAME(dst  , src  , dstStride, srcStride);\    OPNAME ## cavs_filt8_v_ ## NAME(dst+8, src+8, dstStride, srcStride);\    src += 8*srcStride;\    dst += 8*dstStride;\    OPNAME ## cavs_filt8_v_ ## NAME(dst  , src  , dstStride, srcStride);\    OPNAME ## cavs_filt8_v_ ## NAME(dst+8, src+8, dstStride, srcStride);\}\\static void OPNAME ## cavs_filt16_h_ ## NAME(uint8_t *dst, const uint8_t *src, ptrdiff_t dstStride, ptrdiff_t srcStride)\{                                                                       \    OPNAME ## cavs_filt8_h_ ## NAME(dst  , src  , dstStride, srcStride);\    OPNAME ## cavs_filt8_h_ ## NAME(dst+8, src+8, dstStride, srcStride);\    src += 8*srcStride;\    dst += 8*dstStride;\    OPNAME ## cavs_filt8_h_ ## NAME(dst  , src  , dstStride, srcStride);\    OPNAME ## cavs_filt8_h_ ## NAME(dst+8, src+8, dstStride, srcStride);\}\ #define CAVS_SUBPIX_HV(OPNAME, OP, NAME, AH, BH, CH, DH, EH, FH, AV, BV, CV, DV, EV, FV, FULL) \static void OPNAME ## cavs_filt8_hv_ ## NAME(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, ptrdiff_t dstStride, ptrdiff_t srcStride)\{                                                                       \    int16_t temp[8*(8+5)];\    int16_t *tmp = temp;\    const int h=8;\    const int w=8;\    const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP;\    int i;\    src1 -= 2*srcStride;\    for(i=0; i<h+5; i++)\    {\        tmp[0]= AH*src1[-2] + BH*src1[-1] + CH*src1[0] + DH*src1[1] + EH*src1[2] + FH*src1[3];\        tmp[1]= AH*src1[-1] + BH*src1[ 0] + CH*src1[1] + DH*src1[2] + EH*src1[3] + FH*src1[4];\        tmp[2]= AH*src1[ 0] + BH*src1[ 1] + CH*src1[2] + DH*src1[3] + EH*src1[4] + FH*src1[5];\        tmp[3]= AH*src1[ 1] + BH*src1[ 2] + CH*src1[3] + DH*src1[4] + EH*src1[5] + FH*src1[6];\        tmp[4]= AH*src1[ 2] + BH*src1[ 3] + CH*src1[4] + DH*src1[5] + EH*src1[6] + FH*src1[7];\        tmp[5]= AH*src1[ 3] + BH*src1[ 4] + CH*src1[5] + DH*src1[6] + EH*src1[7] + FH*src1[8];\        tmp[6]= AH*src1[ 4] + BH*src1[ 5] + CH*src1[6] + DH*src1[7] + EH*src1[8] + FH*src1[9];\        tmp[7]= AH*src1[ 5] + BH*src1[ 6] + CH*src1[7] + DH*src1[8] + EH*src1[9] + FH*src1[10];\        tmp+=8;\        src1+=srcStride;\    }\    if(FULL) {\      tmp = temp+8*2;                           \      for(i=0; i<w; i++)                        \        {                                       \          const int tmpB= tmp[-2*8];    \          const int tmpA= tmp[-1*8];    \          const int tmp0= tmp[0 *8];    \          const int tmp1= tmp[1 *8];    \          const int tmp2= tmp[2 *8];    \          const int tmp3= tmp[3 *8];    \          const int tmp4= tmp[4 *8];    \          const int tmp5= tmp[5 *8];    \          const int tmp6= tmp[6 *8];    \          const int tmp7= tmp[7 *8];    \          const int tmp8= tmp[8 *8];    \          const int tmp9= tmp[9 *8];    \          const int tmp10=tmp[10*8];                            \          OP(dst[0*dstStride], AV*tmpB + BV*tmpA + CV*tmp0 + DV*tmp1 + EV*tmp2 + FV*tmp3 + 64*src2[0*srcStride]); \          OP(dst[1*dstStride], AV*tmpA + BV*tmp0 + CV*tmp1 + DV*tmp2 + EV*tmp3 + FV*tmp4 + 64*src2[1*srcStride]); \          OP(dst[2*dstStride], AV*tmp0 + BV*tmp1 + CV*tmp2 + DV*tmp3 + EV*tmp4 + FV*tmp5 + 64*src2[2*srcStride]); \          OP(dst[3*dstStride], AV*tmp1 + BV*tmp2 + CV*tmp3 + DV*tmp4 + EV*tmp5 + FV*tmp6 + 64*src2[3*srcStride]); \          OP(dst[4*dstStride], AV*tmp2 + BV*tmp3 + CV*tmp4 + DV*tmp5 + EV*tmp6 + FV*tmp7 + 64*src2[4*srcStride]); \          OP(dst[5*dstStride], AV*tmp3 + BV*tmp4 + CV*tmp5 + DV*tmp6 + EV*tmp7 + FV*tmp8 + 64*src2[5*srcStride]); \          OP(dst[6*dstStride], AV*tmp4 + BV*tmp5 + CV*tmp6 + DV*tmp7 + EV*tmp8 + FV*tmp9 + 64*src2[6*srcStride]); \          OP(dst[7*dstStride], AV*tmp5 + BV*tmp6 + CV*tmp7 + DV*tmp8 + EV*tmp9 + FV*tmp10 + 64*src2[7*srcStride]); \          dst++;                                                        \          tmp++;                                                        \          src2++;                                                       \        }                                                               \    } else {\      tmp = temp+8*2;                           \      for(i=0; i<w; i++)                        \        {                                       \          const int tmpB= tmp[-2*8];    \          const int tmpA= tmp[-1*8];    \          const int tmp0= tmp[0 *8];    \          const int tmp1= tmp[1 *8];    \          const int tmp2= tmp[2 *8];    \          const int tmp3= tmp[3 *8];    \          const int tmp4= tmp[4 *8];    \          const int tmp5= tmp[5 *8];    \          const int tmp6= tmp[6 *8];    \          const int tmp7= tmp[7 *8];    \          const int tmp8= tmp[8 *8];    \          const int tmp9= tmp[9 *8];    \          const int tmp10=tmp[10*8];                            \          OP(dst[0*dstStride], AV*tmpB + BV*tmpA + CV*tmp0 + DV*tmp1 + EV*tmp2 + FV*tmp3); \          OP(dst[1*dstStride], AV*tmpA + BV*tmp0 + CV*tmp1 + DV*tmp2 + EV*tmp3 + FV*tmp4); \          OP(dst[2*dstStride], AV*tmp0 + BV*tmp1 + CV*tmp2 + DV*tmp3 + EV*tmp4 + FV*tmp5); \          OP(dst[3*dstStride], AV*tmp1 + BV*tmp2 + CV*tmp3 + DV*tmp4 + EV*tmp5 + FV*tmp6); \          OP(dst[4*dstStride], AV*tmp2 + BV*tmp3 + CV*tmp4 + DV*tmp5 + EV*tmp6 + FV*tmp7); \          OP(dst[5*dstStride], AV*tmp3 + BV*tmp4 + CV*tmp5 + DV*tmp6 + EV*tmp7 + FV*tmp8); \          OP(dst[6*dstStride], AV*tmp4 + BV*tmp5 + CV*tmp6 + DV*tmp7 + EV*tmp8 + FV*tmp9); \          OP(dst[7*dstStride], AV*tmp5 + BV*tmp6 + CV*tmp7 + DV*tmp8 + EV*tmp9 + FV*tmp10); \          dst++;                                                        \          tmp++;                                                        \        }                                                               \    }\}\\static void OPNAME ## cavs_filt16_hv_ ## NAME(uint8_t *dst, const uint8_t *src1, const uint8_t *src2, ptrdiff_t dstStride, ptrdiff_t srcStride)\{                                                                       \    OPNAME ## cavs_filt8_hv_ ## NAME(dst  , src1,   FULL ? src2     : NULL, dstStride, srcStride); \    OPNAME ## cavs_filt8_hv_ ## NAME(dst+8, src1+8, FULL ? src2 + 8 : NULL, dstStride, srcStride); \    src1 += 8*srcStride;\    if (FULL) \        src2 += 8*srcStride;\    dst += 8*dstStride;\    OPNAME ## cavs_filt8_hv_ ## NAME(dst  , src1,   FULL ? src2     : NULL, dstStride, srcStride); \    OPNAME ## cavs_filt8_hv_ ## NAME(dst+8, src1+8, FULL ? src2 + 8 : NULL, dstStride, srcStride); \}\ #define CAVS_MC(OPNAME, SIZE) \static void OPNAME ## cavs_qpel ## SIZE ## _mc10_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\    OPNAME ## cavs_filt ## SIZE ## _h_qpel_l(dst, src, stride, stride);\}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc20_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\    OPNAME ## cavs_filt ## SIZE ## _h_hpel(dst, src, stride, stride);\}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc30_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\    OPNAME ## cavs_filt ## SIZE ## _h_qpel_r(dst, src, stride, stride);\}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc01_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\    OPNAME ## cavs_filt ## SIZE ## _v_qpel_l(dst, src, stride, stride);\}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc02_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\    OPNAME ## cavs_filt ## SIZE ## _v_hpel(dst, src, stride, stride);\}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc03_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\    OPNAME ## cavs_filt ## SIZE ## _v_qpel_r(dst, src, stride, stride);\}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc22_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\  OPNAME ## cavs_filt ## SIZE ## _hv_jj(dst, src, NULL, stride, stride); \}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc11_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src, stride, stride); \}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc13_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride, stride, stride); \}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc31_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+1, stride, stride); \}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc33_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\  OPNAME ## cavs_filt ## SIZE ## _hv_egpr(dst, src, src+stride+1,stride, stride); \}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc21_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\  OPNAME ## cavs_filt ## SIZE ## _hv_ff(dst, src, NULL, stride, stride); \}\\static void OPNAME ## cavs_qpel ## SIZE ## _mc12_c(uint8_t *dst, const uint8_t *src, ptrdiff_t stride)\{\

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