X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fcavs.c;h=fac695843c5d4541cf45735479dbbea619f0af50;hb=a4edaeb50fc7510f28a5d79349a7926a182c9930;hp=b8308110f64b67767647439f559883e996c71c24;hpb=bef01ca08f0872060a7e7db095646177f3644541;p=ffmpeg diff --git a/libavcodec/cavs.c b/libavcodec/cavs.c index b8308110f64..fac695843c5 100644 --- a/libavcodec/cavs.c +++ b/libavcodec/cavs.c @@ -2,34 +2,68 @@ * Chinese AVS video (AVS1-P2, JiZhun profile) decoder. * Copyright (c) 2006 Stefan Gehrer * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * Libav 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, + * Libav 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 + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** - * @file cavs.c + * @file * Chinese AVS video (AVS1-P2, JiZhun profile) decoder * @author Stefan Gehrer */ #include "avcodec.h" -#include "bitstream.h" +#include "get_bits.h" #include "golomb.h" +#include "h264chroma.h" +#include "idctdsp.h" +#include "internal.h" +#include "mathops.h" +#include "qpeldsp.h" #include "cavs.h" -#include "cavsdata.h" + +static const uint8_t alpha_tab[64] = { + 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 2, 2, 2, 3, 3, + 4, 4, 5, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, + 22, 24, 26, 28, 30, 33, 33, 35, 35, 36, 37, 37, 39, 39, 42, 44, + 46, 48, 50, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64 +}; + +static const uint8_t beta_tab[64] = { + 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, + 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, + 6, 7, 7, 7, 8, 8, 8, 9, 9, 10, 10, 11, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 23, 24, 24, 25, 25, 26, 27 +}; + +static const uint8_t tc_tab[64] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, + 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, + 5, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9 +}; + +/** mark block as unavailable, i.e. out of picture + * or not yet decoded */ +static const cavs_vector un_mv = { 0, 0, 1, NOT_AVAIL }; + +static const int8_t left_modifier_l[8] = { 0, -1, 6, -1, -1, 7, 6, 7 }; +static const int8_t top_modifier_l[8] = { -1, 1, 5, -1, -1, 5, 7, 7 }; +static const int8_t left_modifier_c[7] = { 5, -1, 2, -1, 6, 5, 6 }; +static const int8_t top_modifier_c[7] = { 4, 1, -1, -1, 4, 6, 6 }; /***************************************************************************** * @@ -37,27 +71,28 @@ * ****************************************************************************/ -static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b) { - if((mvP->ref == REF_INTRA) || (mvQ->ref == REF_INTRA)) +static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b) +{ + if ((mvP->ref == REF_INTRA) || (mvQ->ref == REF_INTRA)) return 2; - if( (abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4) ) + if ((abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4)) return 1; - if(b){ + if (b) { mvP += MV_BWD_OFFS; mvQ += MV_BWD_OFFS; - if( (abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4) ) + if ((abs(mvP->x - mvQ->x) >= 4) || (abs(mvP->y - mvQ->y) >= 4)) return 1; - }else{ - if(mvP->ref != mvQ->ref) + } else { + if (mvP->ref != mvQ->ref) return 1; } return 0; } -#define SET_PARAMS \ - alpha = alpha_tab[av_clip(qp_avg + h->alpha_offset,0,63)]; \ - beta = beta_tab[av_clip(qp_avg + h->beta_offset, 0,63)]; \ - tc = tc_tab[av_clip(qp_avg + h->alpha_offset,0,63)]; +#define SET_PARAMS \ + alpha = alpha_tab[av_clip_uintp2(qp_avg + h->alpha_offset, 6)]; \ + beta = beta_tab[av_clip_uintp2(qp_avg + h->beta_offset, 6)]; \ + tc = tc_tab[av_clip_uintp2(qp_avg + h->alpha_offset, 6)]; /** * in-loop deblocking filter for a single macroblock @@ -71,35 +106,36 @@ static inline int get_bs(cavs_vector *mvP, cavs_vector *mvQ, int b) { * --------- * */ -void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) { - DECLARE_ALIGNED_8(uint8_t, bs[8]); +void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) +{ + uint8_t bs[8]; int qp_avg, alpha, beta, tc; int i; /* save un-deblocked lines */ - h->topleft_border_y = h->top_border_y[h->mbx*16+15]; - h->topleft_border_u = h->top_border_u[h->mbx*10+8]; - h->topleft_border_v = h->top_border_v[h->mbx*10+8]; - memcpy(&h->top_border_y[h->mbx*16], h->cy + 15* h->l_stride,16); - memcpy(&h->top_border_u[h->mbx*10+1], h->cu + 7* h->c_stride,8); - memcpy(&h->top_border_v[h->mbx*10+1], h->cv + 7* h->c_stride,8); - for(i=0;i<8;i++) { - h->left_border_y[i*2+1] = *(h->cy + 15 + (i*2+0)*h->l_stride); - h->left_border_y[i*2+2] = *(h->cy + 15 + (i*2+1)*h->l_stride); - h->left_border_u[i+1] = *(h->cu + 7 + i*h->c_stride); - h->left_border_v[i+1] = *(h->cv + 7 + i*h->c_stride); + h->topleft_border_y = h->top_border_y[h->mbx * 16 + 15]; + h->topleft_border_u = h->top_border_u[h->mbx * 10 + 8]; + h->topleft_border_v = h->top_border_v[h->mbx * 10 + 8]; + memcpy(&h->top_border_y[h->mbx * 16], h->cy + 15 * h->l_stride, 16); + memcpy(&h->top_border_u[h->mbx * 10 + 1], h->cu + 7 * h->c_stride, 8); + memcpy(&h->top_border_v[h->mbx * 10 + 1], h->cv + 7 * h->c_stride, 8); + for (i = 0; i < 8; i++) { + h->left_border_y[i * 2 + 1] = *(h->cy + 15 + (i * 2 + 0) * h->l_stride); + h->left_border_y[i * 2 + 2] = *(h->cy + 15 + (i * 2 + 1) * h->l_stride); + h->left_border_u[i + 1] = *(h->cu + 7 + i * h->c_stride); + h->left_border_v[i + 1] = *(h->cv + 7 + i * h->c_stride); } - if(!h->loop_filter_disable) { + if (!h->loop_filter_disable) { /* determine bs */ - if(mb_type == I_8X8) - *((uint64_t *)bs) = 0x0202020202020202ULL; - else{ - *((uint64_t *)bs) = 0; - if(ff_cavs_partition_flags[mb_type] & SPLITV){ + if (mb_type == I_8X8) + memset(bs, 2, 8); + else { + memset(bs, 0, 8); + if (ff_cavs_partition_flags[mb_type] & SPLITV) { bs[2] = get_bs(&h->mv[MV_FWD_X0], &h->mv[MV_FWD_X1], mb_type > P_8X8); bs[3] = get_bs(&h->mv[MV_FWD_X2], &h->mv[MV_FWD_X3], mb_type > P_8X8); } - if(ff_cavs_partition_flags[mb_type] & SPLITH){ + if (ff_cavs_partition_flags[mb_type] & SPLITH) { bs[6] = get_bs(&h->mv[MV_FWD_X0], &h->mv[MV_FWD_X2], mb_type > P_8X8); bs[7] = get_bs(&h->mv[MV_FWD_X1], &h->mv[MV_FWD_X3], mb_type > P_8X8); } @@ -108,30 +144,29 @@ void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) { bs[4] = get_bs(&h->mv[MV_FWD_B2], &h->mv[MV_FWD_X0], mb_type > P_8X8); bs[5] = get_bs(&h->mv[MV_FWD_B3], &h->mv[MV_FWD_X1], mb_type > P_8X8); } - if( *((uint64_t *)bs) ) { - if(h->flags & A_AVAIL) { + if (AV_RN64(bs)) { + if (h->flags & A_AVAIL) { qp_avg = (h->qp + h->left_qp + 1) >> 1; SET_PARAMS; - h->s.dsp.cavs_filter_lv(h->cy,h->l_stride,alpha,beta,tc,bs[0],bs[1]); - h->s.dsp.cavs_filter_cv(h->cu,h->c_stride,alpha,beta,tc,bs[0],bs[1]); - h->s.dsp.cavs_filter_cv(h->cv,h->c_stride,alpha,beta,tc,bs[0],bs[1]); + h->cdsp.cavs_filter_lv(h->cy, h->l_stride, alpha, beta, tc, bs[0], bs[1]); + h->cdsp.cavs_filter_cv(h->cu, h->c_stride, alpha, beta, tc, bs[0], bs[1]); + h->cdsp.cavs_filter_cv(h->cv, h->c_stride, alpha, beta, tc, bs[0], bs[1]); } qp_avg = h->qp; SET_PARAMS; - h->s.dsp.cavs_filter_lv(h->cy + 8,h->l_stride,alpha,beta,tc,bs[2],bs[3]); - h->s.dsp.cavs_filter_lh(h->cy + 8*h->l_stride,h->l_stride,alpha,beta,tc, - bs[6],bs[7]); + h->cdsp.cavs_filter_lv(h->cy + 8, h->l_stride, alpha, beta, tc, bs[2], bs[3]); + h->cdsp.cavs_filter_lh(h->cy + 8 * h->l_stride, h->l_stride, alpha, beta, tc, bs[6], bs[7]); - if(h->flags & B_AVAIL) { + if (h->flags & B_AVAIL) { qp_avg = (h->qp + h->top_qp[h->mbx] + 1) >> 1; SET_PARAMS; - h->s.dsp.cavs_filter_lh(h->cy,h->l_stride,alpha,beta,tc,bs[4],bs[5]); - h->s.dsp.cavs_filter_ch(h->cu,h->c_stride,alpha,beta,tc,bs[4],bs[5]); - h->s.dsp.cavs_filter_ch(h->cv,h->c_stride,alpha,beta,tc,bs[4],bs[5]); + h->cdsp.cavs_filter_lh(h->cy, h->l_stride, alpha, beta, tc, bs[4], bs[5]); + h->cdsp.cavs_filter_ch(h->cu, h->c_stride, alpha, beta, tc, bs[4], bs[5]); + h->cdsp.cavs_filter_ch(h->cv, h->c_stride, alpha, beta, tc, bs[4], bs[5]); } } } - h->left_qp = h->qp; + h->left_qp = h->qp; h->top_qp[h->mbx] = h->qp; } @@ -144,176 +179,196 @@ void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) { ****************************************************************************/ void ff_cavs_load_intra_pred_luma(AVSContext *h, uint8_t *top, - uint8_t **left, int block) { + uint8_t **left, int block) +{ int i; - switch(block) { + switch (block) { case 0: - *left = h->left_border_y; + *left = h->left_border_y; h->left_border_y[0] = h->left_border_y[1]; - memset(&h->left_border_y[17],h->left_border_y[16],9); - memcpy(&top[1],&h->top_border_y[h->mbx*16],16); + memset(&h->left_border_y[17], h->left_border_y[16], 9); + memcpy(&top[1], &h->top_border_y[h->mbx * 16], 16); top[17] = top[16]; - top[0] = top[1]; - if((h->flags & A_AVAIL) && (h->flags & B_AVAIL)) + top[0] = top[1]; + if ((h->flags & A_AVAIL) && (h->flags & B_AVAIL)) h->left_border_y[0] = top[0] = h->topleft_border_y; break; case 1: *left = h->intern_border_y; - for(i=0;i<8;i++) - h->intern_border_y[i+1] = *(h->cy + 7 + i*h->l_stride); - memset(&h->intern_border_y[9],h->intern_border_y[8],9); + for (i = 0; i < 8; i++) + h->intern_border_y[i + 1] = *(h->cy + 7 + i * h->l_stride); + memset(&h->intern_border_y[9], h->intern_border_y[8], 9); h->intern_border_y[0] = h->intern_border_y[1]; - memcpy(&top[1],&h->top_border_y[h->mbx*16+8],8); - if(h->flags & C_AVAIL) - memcpy(&top[9],&h->top_border_y[(h->mbx + 1)*16],8); + memcpy(&top[1], &h->top_border_y[h->mbx * 16 + 8], 8); + if (h->flags & C_AVAIL) + memcpy(&top[9], &h->top_border_y[(h->mbx + 1) * 16], 8); else - memset(&top[9],top[8],9); + memset(&top[9], top[8], 9); top[17] = top[16]; - top[0] = top[1]; - if(h->flags & B_AVAIL) - h->intern_border_y[0] = top[0] = h->top_border_y[h->mbx*16+7]; + top[0] = top[1]; + if (h->flags & B_AVAIL) + h->intern_border_y[0] = top[0] = h->top_border_y[h->mbx * 16 + 7]; break; case 2: *left = &h->left_border_y[8]; - memcpy(&top[1],h->cy + 7*h->l_stride,16); + memcpy(&top[1], h->cy + 7 * h->l_stride, 16); top[17] = top[16]; - top[0] = top[1]; - if(h->flags & A_AVAIL) + top[0] = top[1]; + if (h->flags & A_AVAIL) top[0] = h->left_border_y[8]; break; case 3: *left = &h->intern_border_y[8]; - for(i=0;i<8;i++) - h->intern_border_y[i+9] = *(h->cy + 7 + (i+8)*h->l_stride); - memset(&h->intern_border_y[17],h->intern_border_y[16],9); - memcpy(&top[0],h->cy + 7 + 7*h->l_stride,9); - memset(&top[9],top[8],9); + for (i = 0; i < 8; i++) + h->intern_border_y[i + 9] = *(h->cy + 7 + (i + 8) * h->l_stride); + memset(&h->intern_border_y[17], h->intern_border_y[16], 9); + memcpy(&top[0], h->cy + 7 + 7 * h->l_stride, 9); + memset(&top[9], top[8], 9); break; } } -void ff_cavs_load_intra_pred_chroma(AVSContext *h) { +void ff_cavs_load_intra_pred_chroma(AVSContext *h) +{ /* extend borders by one pixel */ - h->left_border_u[9] = h->left_border_u[8]; - h->left_border_v[9] = h->left_border_v[8]; - h->top_border_u[h->mbx*10+9] = h->top_border_u[h->mbx*10+8]; - h->top_border_v[h->mbx*10+9] = h->top_border_v[h->mbx*10+8]; - if(h->mbx && h->mby) { - h->top_border_u[h->mbx*10] = h->left_border_u[0] = h->topleft_border_u; - h->top_border_v[h->mbx*10] = h->left_border_v[0] = h->topleft_border_v; + h->left_border_u[9] = h->left_border_u[8]; + h->left_border_v[9] = h->left_border_v[8]; + h->top_border_u[h->mbx * 10 + 9] = h->top_border_u[h->mbx * 10 + 8]; + h->top_border_v[h->mbx * 10 + 9] = h->top_border_v[h->mbx * 10 + 8]; + if (h->mbx && h->mby) { + h->top_border_u[h->mbx * 10] = h->left_border_u[0] = h->topleft_border_u; + h->top_border_v[h->mbx * 10] = h->left_border_v[0] = h->topleft_border_v; } else { - h->left_border_u[0] = h->left_border_u[1]; - h->left_border_v[0] = h->left_border_v[1]; - h->top_border_u[h->mbx*10] = h->top_border_u[h->mbx*10+1]; - h->top_border_v[h->mbx*10] = h->top_border_v[h->mbx*10+1]; + h->left_border_u[0] = h->left_border_u[1]; + h->left_border_v[0] = h->left_border_v[1]; + h->top_border_u[h->mbx * 10] = h->top_border_u[h->mbx * 10 + 1]; + h->top_border_v[h->mbx * 10] = h->top_border_v[h->mbx * 10 + 1]; } } -static void intra_pred_vert(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { +static void intra_pred_vert(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ int y; uint64_t a = AV_RN64(&top[1]); - for(y=0;y<8;y++) { - *((uint64_t *)(d+y*stride)) = a; - } + for (y = 0; y < 8; y++) + *((uint64_t *)(d + y * stride)) = a; } -static void intra_pred_horiz(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { +static void intra_pred_horiz(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ int y; uint64_t a; - for(y=0;y<8;y++) { - a = left[y+1] * 0x0101010101010101ULL; - *((uint64_t *)(d+y*stride)) = a; + for (y = 0; y < 8; y++) { + a = left[y + 1] * 0x0101010101010101ULL; + *((uint64_t *)(d + y * stride)) = a; } } -static void intra_pred_dc_128(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { +static void intra_pred_dc_128(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ int y; uint64_t a = 0x8080808080808080ULL; - for(y=0;y<8;y++) - *((uint64_t *)(d+y*stride)) = a; + for (y = 0; y < 8; y++) + *((uint64_t *)(d + y * stride)) = a; } -static void intra_pred_plane(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y,ia; +static void intra_pred_plane(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ + int x, y, ia; int ih = 0; int iv = 0; - uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; + const uint8_t *cm = ff_crop_tab + MAX_NEG_CROP; - for(x=0; x<4; x++) { - ih += (x+1)*(top[5+x]-top[3-x]); - iv += (x+1)*(left[5+x]-left[3-x]); + for (x = 0; x < 4; x++) { + ih += (x + 1) * (top[5 + x] - top[3 - x]); + iv += (x + 1) * (left[5 + x] - left[3 - x]); } - ia = (top[8]+left[8])<<4; - ih = (17*ih+16)>>5; - iv = (17*iv+16)>>5; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = cm[(ia+(x-3)*ih+(y-3)*iv+16)>>5]; + ia = (top[8] + left[8]) << 4; + ih = (17 * ih + 16) >> 5; + iv = (17 * iv + 16) >> 5; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = cm[(ia + (x - 3) * ih + (y - 3) * iv + 16) >> 5]; } -#define LOWPASS(ARRAY,INDEX) \ - (( ARRAY[(INDEX)-1] + 2*ARRAY[(INDEX)] + ARRAY[(INDEX)+1] + 2) >> 2) +#define LOWPASS(ARRAY, INDEX) \ + ((ARRAY[(INDEX) - 1] + 2 * ARRAY[(INDEX)] + ARRAY[(INDEX) + 1] + 2) >> 2) -static void intra_pred_lp(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = (LOWPASS(top,x+1) + LOWPASS(left,y+1)) >> 1; +static void intra_pred_lp(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = (LOWPASS(top, x + 1) + LOWPASS(left, y + 1)) >> 1; } -static void intra_pred_down_left(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = (LOWPASS(top,x+y+2) + LOWPASS(left,x+y+2)) >> 1; +static void intra_pred_down_left(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = (LOWPASS(top, x + y + 2) + LOWPASS(left, x + y + 2)) >> 1; } -static void intra_pred_down_right(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - if(x==y) - d[y*stride+x] = (left[1]+2*top[0]+top[1]+2)>>2; - else if(x>y) - d[y*stride+x] = LOWPASS(top,x-y); +static void intra_pred_down_right(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + if (x == y) + d[y * stride + x] = (left[1] + 2 * top[0] + top[1] + 2) >> 2; + else if (x > y) + d[y * stride + x] = LOWPASS(top, x - y); else - d[y*stride+x] = LOWPASS(left,y-x); + d[y * stride + x] = LOWPASS(left, y - x); } -static void intra_pred_lp_left(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = LOWPASS(left,y+1); +static void intra_pred_lp_left(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = LOWPASS(left, y + 1); } -static void intra_pred_lp_top(uint8_t *d,uint8_t *top,uint8_t *left,int stride) { - int x,y; - for(y=0; y<8; y++) - for(x=0; x<8; x++) - d[y*stride+x] = LOWPASS(top,x+1); +static void intra_pred_lp_top(uint8_t *d, uint8_t *top, uint8_t *left, int stride) +{ + int x, y; + for (y = 0; y < 8; y++) + for (x = 0; x < 8; x++) + d[y * stride + x] = LOWPASS(top, x + 1); } #undef LOWPASS -void ff_cavs_modify_mb_i(AVSContext *h, int *pred_mode_uv) { +static inline void modify_pred(const int8_t *mod_table, int *mode) +{ + *mode = mod_table[*mode]; + if (*mode < 0) { + av_log(NULL, AV_LOG_ERROR, "Illegal intra prediction mode\n"); + *mode = 0; + } +} + +void ff_cavs_modify_mb_i(AVSContext *h, int *pred_mode_uv) +{ /* save pred modes before they get modified */ - h->pred_mode_Y[3] = h->pred_mode_Y[5]; - h->pred_mode_Y[6] = h->pred_mode_Y[8]; - h->top_pred_Y[h->mbx*2+0] = h->pred_mode_Y[7]; - h->top_pred_Y[h->mbx*2+1] = h->pred_mode_Y[8]; + h->pred_mode_Y[3] = h->pred_mode_Y[5]; + h->pred_mode_Y[6] = h->pred_mode_Y[8]; + h->top_pred_Y[h->mbx * 2 + 0] = h->pred_mode_Y[7]; + h->top_pred_Y[h->mbx * 2 + 1] = h->pred_mode_Y[8]; /* modify pred modes according to availability of neighbour samples */ - if(!(h->flags & A_AVAIL)) { - modify_pred(ff_left_modifier_l, &h->pred_mode_Y[4] ); - modify_pred(ff_left_modifier_l, &h->pred_mode_Y[7] ); - modify_pred(ff_left_modifier_c, pred_mode_uv ); + if (!(h->flags & A_AVAIL)) { + modify_pred(left_modifier_l, &h->pred_mode_Y[4]); + modify_pred(left_modifier_l, &h->pred_mode_Y[7]); + modify_pred(left_modifier_c, pred_mode_uv); } - if(!(h->flags & B_AVAIL)) { - modify_pred(ff_top_modifier_l, &h->pred_mode_Y[4] ); - modify_pred(ff_top_modifier_l, &h->pred_mode_Y[5] ); - modify_pred(ff_top_modifier_c, pred_mode_uv ); + if (!(h->flags & B_AVAIL)) { + modify_pred(top_modifier_l, &h->pred_mode_Y[4]); + modify_pred(top_modifier_l, &h->pred_mode_Y[5]); + modify_pred(top_modifier_c, pred_mode_uv); } } @@ -323,121 +378,144 @@ void ff_cavs_modify_mb_i(AVSContext *h, int *pred_mode_uv) { * ****************************************************************************/ -static inline void mc_dir_part(AVSContext *h,Picture *pic,int square, - int chroma_height,int delta,int list,uint8_t *dest_y, - uint8_t *dest_cb,uint8_t *dest_cr,int src_x_offset, - int src_y_offset,qpel_mc_func *qpix_op, - h264_chroma_mc_func chroma_op,cavs_vector *mv){ - MpegEncContext * const s = &h->s; - const int mx= mv->x + src_x_offset*8; - const int my= mv->y + src_y_offset*8; - const int luma_xy= (mx&3) + ((my&3)<<2); - uint8_t * src_y = pic->data[0] + (mx>>2) + (my>>2)*h->l_stride; - uint8_t * src_cb= pic->data[1] + (mx>>3) + (my>>3)*h->c_stride; - uint8_t * src_cr= pic->data[2] + (mx>>3) + (my>>3)*h->c_stride; - int extra_width= 0; //(s->flags&CODEC_FLAG_EMU_EDGE) ? 0 : 16; - int extra_height= extra_width; - int emu=0; - const int full_mx= mx>>2; - const int full_my= my>>2; - const int pic_width = 16*h->mb_width; - const int pic_height = 16*h->mb_height; - - if(!pic->data[0]) +static inline void mc_dir_part(AVSContext *h, AVFrame *pic, int chroma_height, + int delta, int list, uint8_t *dest_y, + uint8_t *dest_cb, uint8_t *dest_cr, + int src_x_offset, int src_y_offset, + qpel_mc_func *qpix_op, + h264_chroma_mc_func chroma_op, cavs_vector *mv) +{ + const int mx = mv->x + src_x_offset * 8; + const int my = mv->y + src_y_offset * 8; + const int luma_xy = (mx & 3) + ((my & 3) << 2); + uint8_t *src_y = pic->data[0] + (mx >> 2) + (my >> 2) * h->l_stride; + uint8_t *src_cb = pic->data[1] + (mx >> 3) + (my >> 3) * h->c_stride; + uint8_t *src_cr = pic->data[2] + (mx >> 3) + (my >> 3) * h->c_stride; + int extra_width = 0; + int extra_height = extra_width; + const int full_mx = mx >> 2; + const int full_my = my >> 2; + const int pic_width = 16 * h->mb_width; + const int pic_height = 16 * h->mb_height; + int emu = 0; + + if (!pic->data[0]) return; - if(mx&7) extra_width -= 3; - if(my&7) extra_height -= 3; - - if( full_mx < 0-extra_width - || full_my < 0-extra_height - || full_mx + 16/*FIXME*/ > pic_width + extra_width - || full_my + 16/*FIXME*/ > pic_height + extra_height){ - ff_emulated_edge_mc(s->edge_emu_buffer, src_y - 2 - 2*h->l_stride, h->l_stride, - 16+5, 16+5/*FIXME*/, full_mx-2, full_my-2, pic_width, pic_height); - src_y= s->edge_emu_buffer + 2 + 2*h->l_stride; - emu=1; + if (mx & 7) + extra_width -= 3; + if (my & 7) + extra_height -= 3; + + if (full_mx < 0 - extra_width || + full_my < 0 - extra_height || + full_mx + 16 /* FIXME */ > pic_width + extra_width || + full_my + 16 /* FIXME */ > pic_height + extra_height) { + h->vdsp.emulated_edge_mc(h->edge_emu_buffer, + src_y - 2 - 2 * h->l_stride, + h->l_stride, h->l_stride, + 16 + 5, 16 + 5 /* FIXME */, + full_mx - 2, full_my - 2, + pic_width, pic_height); + src_y = h->edge_emu_buffer + 2 + 2 * h->l_stride; + emu = 1; } - qpix_op[luma_xy](dest_y, src_y, h->l_stride); //FIXME try variable height perhaps? - if(!square){ - qpix_op[luma_xy](dest_y + delta, src_y + delta, h->l_stride); - } + // FIXME try variable height perhaps? + qpix_op[luma_xy](dest_y, src_y, h->l_stride); - if(emu){ - ff_emulated_edge_mc(s->edge_emu_buffer, src_cb, h->c_stride, - 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1); - src_cb= s->edge_emu_buffer; + if (emu) { + h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src_cb, + h->c_stride, h->c_stride, + 9, 9 /* FIXME */, + mx >> 3, my >> 3, + pic_width >> 1, pic_height >> 1); + src_cb = h->edge_emu_buffer; } - chroma_op(dest_cb, src_cb, h->c_stride, chroma_height, mx&7, my&7); - - if(emu){ - ff_emulated_edge_mc(s->edge_emu_buffer, src_cr, h->c_stride, - 9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1); - src_cr= s->edge_emu_buffer; + chroma_op(dest_cb, src_cb, h->c_stride, chroma_height, mx & 7, my & 7); + + if (emu) { + h->vdsp.emulated_edge_mc(h->edge_emu_buffer, src_cr, + h->c_stride, h->c_stride, + 9, 9 /* FIXME */, + mx >> 3, my >> 3, + pic_width >> 1, pic_height >> 1); + src_cr = h->edge_emu_buffer; } - chroma_op(dest_cr, src_cr, h->c_stride, chroma_height, mx&7, my&7); + chroma_op(dest_cr, src_cr, h->c_stride, chroma_height, mx & 7, my & 7); } -static inline void mc_part_std(AVSContext *h,int square,int chroma_height,int delta, - uint8_t *dest_y,uint8_t *dest_cb,uint8_t *dest_cr, - int x_offset, int y_offset,qpel_mc_func *qpix_put, - h264_chroma_mc_func chroma_put,qpel_mc_func *qpix_avg, - h264_chroma_mc_func chroma_avg, cavs_vector *mv){ - qpel_mc_func *qpix_op= qpix_put; - h264_chroma_mc_func chroma_op= chroma_put; - - dest_y += 2*x_offset + 2*y_offset*h->l_stride; - dest_cb += x_offset + y_offset*h->c_stride; - dest_cr += x_offset + y_offset*h->c_stride; - x_offset += 8*h->mbx; - y_offset += 8*h->mby; - - if(mv->ref >= 0){ - Picture *ref= &h->DPB[mv->ref]; - mc_dir_part(h, ref, square, chroma_height, delta, 0, +static inline void mc_part_std(AVSContext *h, int chroma_height, int delta, + uint8_t *dest_y, + uint8_t *dest_cb, + uint8_t *dest_cr, + int x_offset, int y_offset, + qpel_mc_func *qpix_put, + h264_chroma_mc_func chroma_put, + qpel_mc_func *qpix_avg, + h264_chroma_mc_func chroma_avg, + cavs_vector *mv) +{ + qpel_mc_func *qpix_op = qpix_put; + h264_chroma_mc_func chroma_op = chroma_put; + + dest_y += x_offset * 2 + y_offset * h->l_stride * 2; + dest_cb += x_offset + y_offset * h->c_stride; + dest_cr += x_offset + y_offset * h->c_stride; + x_offset += 8 * h->mbx; + y_offset += 8 * h->mby; + + if (mv->ref >= 0) { + AVFrame *ref = h->DPB[mv->ref].f; + mc_dir_part(h, ref, chroma_height, delta, 0, dest_y, dest_cb, dest_cr, x_offset, y_offset, qpix_op, chroma_op, mv); - qpix_op= qpix_avg; - chroma_op= chroma_avg; + qpix_op = qpix_avg; + chroma_op = chroma_avg; } - if((mv+MV_BWD_OFFS)->ref >= 0){ - Picture *ref= &h->DPB[0]; - mc_dir_part(h, ref, square, chroma_height, delta, 1, + if ((mv + MV_BWD_OFFS)->ref >= 0) { + AVFrame *ref = h->DPB[0].f; + mc_dir_part(h, ref, chroma_height, delta, 1, dest_y, dest_cb, dest_cr, x_offset, y_offset, - qpix_op, chroma_op, mv+MV_BWD_OFFS); + qpix_op, chroma_op, mv + MV_BWD_OFFS); } } -void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type) { - if(ff_cavs_partition_flags[mb_type] == 0){ // 16x16 - mc_part_std(h, 1, 8, 0, h->cy, h->cu, h->cv, 0, 0, - h->s.dsp.put_cavs_qpel_pixels_tab[0], - h->s.dsp.put_h264_chroma_pixels_tab[0], - h->s.dsp.avg_cavs_qpel_pixels_tab[0], - h->s.dsp.avg_h264_chroma_pixels_tab[0],&h->mv[MV_FWD_X0]); - }else{ - mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 0, 0, - h->s.dsp.put_cavs_qpel_pixels_tab[1], - h->s.dsp.put_h264_chroma_pixels_tab[1], - h->s.dsp.avg_cavs_qpel_pixels_tab[1], - h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X0]); - mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 4, 0, - h->s.dsp.put_cavs_qpel_pixels_tab[1], - h->s.dsp.put_h264_chroma_pixels_tab[1], - h->s.dsp.avg_cavs_qpel_pixels_tab[1], - h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X1]); - mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 0, 4, - h->s.dsp.put_cavs_qpel_pixels_tab[1], - h->s.dsp.put_h264_chroma_pixels_tab[1], - h->s.dsp.avg_cavs_qpel_pixels_tab[1], - h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X2]); - mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 4, 4, - h->s.dsp.put_cavs_qpel_pixels_tab[1], - h->s.dsp.put_h264_chroma_pixels_tab[1], - h->s.dsp.avg_cavs_qpel_pixels_tab[1], - h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X3]); +void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type) +{ + if (ff_cavs_partition_flags[mb_type] == 0) { // 16x16 + mc_part_std(h, 8, 0, h->cy, h->cu, h->cv, 0, 0, + h->cdsp.put_cavs_qpel_pixels_tab[0], + h->h264chroma.put_h264_chroma_pixels_tab[0], + h->cdsp.avg_cavs_qpel_pixels_tab[0], + h->h264chroma.avg_h264_chroma_pixels_tab[0], + &h->mv[MV_FWD_X0]); + } else { + mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 0, 0, + h->cdsp.put_cavs_qpel_pixels_tab[1], + h->h264chroma.put_h264_chroma_pixels_tab[1], + h->cdsp.avg_cavs_qpel_pixels_tab[1], + h->h264chroma.avg_h264_chroma_pixels_tab[1], + &h->mv[MV_FWD_X0]); + mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 4, 0, + h->cdsp.put_cavs_qpel_pixels_tab[1], + h->h264chroma.put_h264_chroma_pixels_tab[1], + h->cdsp.avg_cavs_qpel_pixels_tab[1], + h->h264chroma.avg_h264_chroma_pixels_tab[1], + &h->mv[MV_FWD_X1]); + mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 0, 4, + h->cdsp.put_cavs_qpel_pixels_tab[1], + h->h264chroma.put_h264_chroma_pixels_tab[1], + h->cdsp.avg_cavs_qpel_pixels_tab[1], + h->h264chroma.avg_h264_chroma_pixels_tab[1], + &h->mv[MV_FWD_X2]); + mc_part_std(h, 4, 0, h->cy, h->cu, h->cv, 4, 4, + h->cdsp.put_cavs_qpel_pixels_tab[1], + h->h264chroma.put_h264_chroma_pixels_tab[1], + h->cdsp.avg_cavs_qpel_pixels_tab[1], + h->h264chroma.avg_h264_chroma_pixels_tab[1], + &h->mv[MV_FWD_X3]); } } @@ -447,15 +525,21 @@ void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type) { * ****************************************************************************/ -static inline void scale_mv(AVSContext *h, int *d_x, int *d_y, cavs_vector *src, int distp) { +static inline void scale_mv(AVSContext *h, int *d_x, int *d_y, + cavs_vector *src, int distp) +{ int den = h->scale_den[src->ref]; - *d_x = (src->x*distp*den + 256 + (src->x>>31)) >> 9; - *d_y = (src->y*distp*den + 256 + (src->y>>31)) >> 9; + *d_x = (src->x * distp * den + 256 + FF_SIGNBIT(src->x)) >> 9; + *d_y = (src->y * distp * den + 256 + FF_SIGNBIT(src->y)) >> 9; } -static inline void mv_pred_median(AVSContext *h, cavs_vector *mvP, - cavs_vector *mvA, cavs_vector *mvB, cavs_vector *mvC) { +static inline void mv_pred_median(AVSContext *h, + cavs_vector *mvP, + cavs_vector *mvA, + cavs_vector *mvB, + cavs_vector *mvC) +{ int ax, ay, bx, by, cx, cy; int len_ab, len_bc, len_ca, len_mid; @@ -464,14 +548,14 @@ static inline void mv_pred_median(AVSContext *h, cavs_vector *mvP, scale_mv(h, &bx, &by, mvB, mvP->dist); scale_mv(h, &cx, &cy, mvC, mvP->dist); /* find the geometrical median of the three candidates */ - len_ab = abs(ax - bx) + abs(ay - by); - len_bc = abs(bx - cx) + abs(by - cy); - len_ca = abs(cx - ax) + abs(cy - ay); + len_ab = abs(ax - bx) + abs(ay - by); + len_bc = abs(bx - cx) + abs(by - cy); + len_ca = abs(cx - ax) + abs(cy - ay); len_mid = mid_pred(len_ab, len_bc, len_ca); - if(len_mid == len_ab) { + if (len_mid == len_ab) { mvP->x = cx; mvP->y = cy; - } else if(len_mid == len_bc) { + } else if (len_mid == len_bc) { mvP->x = ax; mvP->y = ay; } else { @@ -481,47 +565,49 @@ static inline void mv_pred_median(AVSContext *h, cavs_vector *mvP, } void ff_cavs_mv(AVSContext *h, enum cavs_mv_loc nP, enum cavs_mv_loc nC, - enum cavs_mv_pred mode, enum cavs_block size, int ref) { + enum cavs_mv_pred mode, enum cavs_block size, int ref) +{ cavs_vector *mvP = &h->mv[nP]; cavs_vector *mvA = &h->mv[nP-1]; cavs_vector *mvB = &h->mv[nP-4]; cavs_vector *mvC = &h->mv[nC]; const cavs_vector *mvP2 = NULL; - mvP->ref = ref; + mvP->ref = ref; mvP->dist = h->dist[mvP->ref]; - if(mvC->ref == NOT_AVAIL) - mvC = &h->mv[nP-5]; // set to top-left (mvD) - if((mode == MV_PRED_PSKIP) && - ((mvA->ref == NOT_AVAIL) || (mvB->ref == NOT_AVAIL) || - ((mvA->x | mvA->y | mvA->ref) == 0) || - ((mvB->x | mvB->y | mvB->ref) == 0) )) { - mvP2 = &ff_cavs_un_mv; + if (mvC->ref == NOT_AVAIL) + mvC = &h->mv[nP - 5]; // set to top-left (mvD) + if (mode == MV_PRED_PSKIP && + (mvA->ref == NOT_AVAIL || + mvB->ref == NOT_AVAIL || + (mvA->x | mvA->y | mvA->ref) == 0 || + (mvB->x | mvB->y | mvB->ref) == 0)) { + mvP2 = &un_mv; /* if there is only one suitable candidate, take it */ - } else if((mvA->ref >= 0) && (mvB->ref < 0) && (mvC->ref < 0)) { - mvP2= mvA; - } else if((mvA->ref < 0) && (mvB->ref >= 0) && (mvC->ref < 0)) { - mvP2= mvB; - } else if((mvA->ref < 0) && (mvB->ref < 0) && (mvC->ref >= 0)) { - mvP2= mvC; - } else if(mode == MV_PRED_LEFT && mvA->ref == ref){ - mvP2= mvA; - } else if(mode == MV_PRED_TOP && mvB->ref == ref){ - mvP2= mvB; - } else if(mode == MV_PRED_TOPRIGHT && mvC->ref == ref){ - mvP2= mvC; + } else if (mvA->ref >= 0 && mvB->ref < 0 && mvC->ref < 0) { + mvP2 = mvA; + } else if (mvA->ref < 0 && mvB->ref >= 0 && mvC->ref < 0) { + mvP2 = mvB; + } else if (mvA->ref < 0 && mvB->ref < 0 && mvC->ref >= 0) { + mvP2 = mvC; + } else if (mode == MV_PRED_LEFT && mvA->ref == ref) { + mvP2 = mvA; + } else if (mode == MV_PRED_TOP && mvB->ref == ref) { + mvP2 = mvB; + } else if (mode == MV_PRED_TOPRIGHT && mvC->ref == ref) { + mvP2 = mvC; } - if(mvP2){ + if (mvP2) { mvP->x = mvP2->x; mvP->y = mvP2->y; - }else + } else mv_pred_median(h, mvP, mvA, mvB, mvC); - if(mode < MV_PRED_PSKIP) { - mvP->x += get_se_golomb(&h->s.gb); - mvP->y += get_se_golomb(&h->s.gb); + if (mode < MV_PRED_PSKIP) { + mvP->x += get_se_golomb(&h->gb); + mvP->y += get_se_golomb(&h->gb); } - set_mvs(mvP,size); + set_mvs(mvP, size); } /***************************************************************************** @@ -533,82 +619,81 @@ void ff_cavs_mv(AVSContext *h, enum cavs_mv_loc nP, enum cavs_mv_loc nC, /** * initialise predictors for motion vectors and intra prediction */ -void ff_cavs_init_mb(AVSContext *h) { +void ff_cavs_init_mb(AVSContext *h) +{ int i; /* copy predictors from top line (MB B and C) into cache */ - for(i=0;i<3;i++) { - h->mv[MV_FWD_B2+i] = h->top_mv[0][h->mbx*2+i]; - h->mv[MV_BWD_B2+i] = h->top_mv[1][h->mbx*2+i]; + for (i = 0; i < 3; i++) { + h->mv[MV_FWD_B2 + i] = h->top_mv[0][h->mbx * 2 + i]; + h->mv[MV_BWD_B2 + i] = h->top_mv[1][h->mbx * 2 + i]; } - h->pred_mode_Y[1] = h->top_pred_Y[h->mbx*2+0]; - h->pred_mode_Y[2] = h->top_pred_Y[h->mbx*2+1]; + h->pred_mode_Y[1] = h->top_pred_Y[h->mbx * 2 + 0]; + h->pred_mode_Y[2] = h->top_pred_Y[h->mbx * 2 + 1]; /* clear top predictors if MB B is not available */ - if(!(h->flags & B_AVAIL)) { - h->mv[MV_FWD_B2] = ff_cavs_un_mv; - h->mv[MV_FWD_B3] = ff_cavs_un_mv; - h->mv[MV_BWD_B2] = ff_cavs_un_mv; - h->mv[MV_BWD_B3] = ff_cavs_un_mv; + if (!(h->flags & B_AVAIL)) { + h->mv[MV_FWD_B2] = un_mv; + h->mv[MV_FWD_B3] = un_mv; + h->mv[MV_BWD_B2] = un_mv; + h->mv[MV_BWD_B3] = un_mv; h->pred_mode_Y[1] = h->pred_mode_Y[2] = NOT_AVAIL; - h->flags &= ~(C_AVAIL|D_AVAIL); - } else if(h->mbx) { + h->flags &= ~(C_AVAIL | D_AVAIL); + } else if (h->mbx) { h->flags |= D_AVAIL; } - if(h->mbx == h->mb_width-1) //MB C not available + if (h->mbx == h->mb_width - 1) // MB C not available h->flags &= ~C_AVAIL; /* clear top-right predictors if MB C is not available */ - if(!(h->flags & C_AVAIL)) { - h->mv[MV_FWD_C2] = ff_cavs_un_mv; - h->mv[MV_BWD_C2] = ff_cavs_un_mv; + if (!(h->flags & C_AVAIL)) { + h->mv[MV_FWD_C2] = un_mv; + h->mv[MV_BWD_C2] = un_mv; } /* clear top-left predictors if MB D is not available */ - if(!(h->flags & D_AVAIL)) { - h->mv[MV_FWD_D3] = ff_cavs_un_mv; - h->mv[MV_BWD_D3] = ff_cavs_un_mv; + if (!(h->flags & D_AVAIL)) { + h->mv[MV_FWD_D3] = un_mv; + h->mv[MV_BWD_D3] = un_mv; } - /* set pointer for co-located macroblock type */ - h->col_type = &h->col_type_base[h->mby*h->mb_width + h->mbx]; } /** * save predictors for later macroblocks and increase * macroblock address - * @returns 0 if end of frame is reached, 1 otherwise + * @return 0 if end of frame is reached, 1 otherwise */ -int ff_cavs_next_mb(AVSContext *h) { +int ff_cavs_next_mb(AVSContext *h) +{ int i; h->flags |= A_AVAIL; - h->cy += 16; - h->cu += 8; - h->cv += 8; + h->cy += 16; + h->cu += 8; + h->cv += 8; /* copy mvs as predictors to the left */ - for(i=0;i<=20;i+=4) - h->mv[i] = h->mv[i+2]; + for (i = 0; i <= 20; i += 4) + h->mv[i] = h->mv[i + 2]; /* copy bottom mvs from cache to top line */ - h->top_mv[0][h->mbx*2+0] = h->mv[MV_FWD_X2]; - h->top_mv[0][h->mbx*2+1] = h->mv[MV_FWD_X3]; - h->top_mv[1][h->mbx*2+0] = h->mv[MV_BWD_X2]; - h->top_mv[1][h->mbx*2+1] = h->mv[MV_BWD_X3]; + h->top_mv[0][h->mbx * 2 + 0] = h->mv[MV_FWD_X2]; + h->top_mv[0][h->mbx * 2 + 1] = h->mv[MV_FWD_X3]; + h->top_mv[1][h->mbx * 2 + 0] = h->mv[MV_BWD_X2]; + h->top_mv[1][h->mbx * 2 + 1] = h->mv[MV_BWD_X3]; /* next MB address */ + h->mbidx++; h->mbx++; - if(h->mbx == h->mb_width) { //new mb line - h->flags = B_AVAIL|C_AVAIL; + if (h->mbx == h->mb_width) { // New mb line + h->flags = B_AVAIL | C_AVAIL; /* clear left pred_modes */ h->pred_mode_Y[3] = h->pred_mode_Y[6] = NOT_AVAIL; /* clear left mv predictors */ - for(i=0;i<=20;i+=4) - h->mv[i] = ff_cavs_un_mv; + for (i = 0; i <= 20; i += 4) + h->mv[i] = un_mv; h->mbx = 0; h->mby++; /* re-calculate sample pointers */ - h->cy = h->picture.data[0] + h->mby*16*h->l_stride; - h->cu = h->picture.data[1] + h->mby*8*h->c_stride; - h->cv = h->picture.data[2] + h->mby*8*h->c_stride; - if(h->mby == h->mb_height) { //frame end + h->cy = h->cur.f->data[0] + h->mby * 16 * h->l_stride; + h->cu = h->cur.f->data[1] + h->mby * 8 * h->c_stride; + h->cv = h->cur.f->data[2] + h->mby * 8 * h->c_stride; + if (h->mby == h->mb_height) { // Frame end return 0; - } else { - //check_for_slice(h); } } return 1; @@ -620,26 +705,27 @@ int ff_cavs_next_mb(AVSContext *h) { * ****************************************************************************/ -void ff_cavs_init_pic(AVSContext *h) { +void ff_cavs_init_pic(AVSContext *h) +{ int i; /* clear some predictors */ - for(i=0;i<=20;i+=4) - h->mv[i] = ff_cavs_un_mv; + for (i = 0; i <= 20; i += 4) + h->mv[i] = un_mv; h->mv[MV_BWD_X0] = ff_cavs_dir_mv; set_mvs(&h->mv[MV_BWD_X0], BLK_16X16); h->mv[MV_FWD_X0] = ff_cavs_dir_mv; set_mvs(&h->mv[MV_FWD_X0], BLK_16X16); h->pred_mode_Y[3] = h->pred_mode_Y[6] = NOT_AVAIL; - h->cy = h->picture.data[0]; - h->cu = h->picture.data[1]; - h->cv = h->picture.data[2]; - h->l_stride = h->picture.linesize[0]; - h->c_stride = h->picture.linesize[1]; - h->luma_scan[2] = 8*h->l_stride; - h->luma_scan[3] = 8*h->l_stride+8; - h->mbx = h->mby = 0; - h->flags = 0; + h->cy = h->cur.f->data[0]; + h->cu = h->cur.f->data[1]; + h->cv = h->cur.f->data[2]; + h->l_stride = h->cur.f->linesize[0]; + h->c_stride = h->cur.f->linesize[1]; + h->luma_scan[2] = 8 * h->l_stride; + h->luma_scan[3] = 8 * h->l_stride + 8; + h->mbx = h->mby = h->mbidx = 0; + h->flags = 0; } /***************************************************************************** @@ -653,56 +739,78 @@ void ff_cavs_init_pic(AVSContext *h) { * this data has to be stored for one complete row of macroblocks * and this storage space is allocated here */ -void ff_cavs_init_top_lines(AVSContext *h) { +void ff_cavs_init_top_lines(AVSContext *h) +{ /* alloc top line of predictors */ - h->top_qp = av_malloc( h->mb_width); - h->top_mv[0] = av_malloc((h->mb_width*2+1)*sizeof(cavs_vector)); - h->top_mv[1] = av_malloc((h->mb_width*2+1)*sizeof(cavs_vector)); - h->top_pred_Y = av_malloc( h->mb_width*2*sizeof(*h->top_pred_Y)); - h->top_border_y = av_malloc((h->mb_width+1)*16); - h->top_border_u = av_malloc((h->mb_width)*10); - h->top_border_v = av_malloc((h->mb_width)*10); + h->top_qp = av_mallocz(h->mb_width); + h->top_mv[0] = av_mallocz((h->mb_width * 2 + 1) * sizeof(cavs_vector)); + h->top_mv[1] = av_mallocz((h->mb_width * 2 + 1) * sizeof(cavs_vector)); + h->top_pred_Y = av_mallocz(h->mb_width * 2 * sizeof(*h->top_pred_Y)); + h->top_border_y = av_mallocz((h->mb_width + 1) * 16); + h->top_border_u = av_mallocz(h->mb_width * 10); + h->top_border_v = av_mallocz(h->mb_width * 10); /* alloc space for co-located MVs and types */ - h->col_mv = av_malloc( h->mb_width*h->mb_height*4*sizeof(cavs_vector)); - h->col_type_base = av_malloc(h->mb_width*h->mb_height); - h->block = av_mallocz(64*sizeof(DCTELEM)); + h->col_mv = av_mallocz(h->mb_width * h->mb_height * 4 * + sizeof(cavs_vector)); + h->col_type_base = av_mallocz(h->mb_width * h->mb_height); + h->block = av_mallocz(64 * sizeof(int16_t)); } -av_cold int ff_cavs_init(AVCodecContext *avctx) { +av_cold int ff_cavs_init(AVCodecContext *avctx) +{ AVSContext *h = avctx->priv_data; - MpegEncContext * const s = &h->s; - MPV_decode_defaults(s); - s->avctx = avctx; - - avctx->pix_fmt= PIX_FMT_YUV420P; + ff_blockdsp_init(&h->bdsp, avctx); + ff_h264chroma_init(&h->h264chroma, 8); + ff_idctdsp_init(&h->idsp, avctx); + ff_videodsp_init(&h->vdsp, 8); + ff_cavsdsp_init(&h->cdsp, avctx); + ff_init_scantable_permutation(h->idsp.idct_permutation, + h->cdsp.idct_perm); + ff_init_scantable(h->idsp.idct_permutation, &h->scantable, ff_zigzag_direct); + + h->avctx = avctx; + avctx->pix_fmt = AV_PIX_FMT_YUV420P; + + h->cur.f = av_frame_alloc(); + h->DPB[0].f = av_frame_alloc(); + h->DPB[1].f = av_frame_alloc(); + if (!h->cur.f || !h->DPB[0].f || !h->DPB[1].f) { + ff_cavs_end(avctx); + return AVERROR(ENOMEM); + } - h->luma_scan[0] = 0; - h->luma_scan[1] = 8; - h->intra_pred_l[ INTRA_L_VERT] = intra_pred_vert; - h->intra_pred_l[ INTRA_L_HORIZ] = intra_pred_horiz; - h->intra_pred_l[ INTRA_L_LP] = intra_pred_lp; - h->intra_pred_l[ INTRA_L_DOWN_LEFT] = intra_pred_down_left; + h->luma_scan[0] = 0; + h->luma_scan[1] = 8; + h->intra_pred_l[INTRA_L_VERT] = intra_pred_vert; + h->intra_pred_l[INTRA_L_HORIZ] = intra_pred_horiz; + h->intra_pred_l[INTRA_L_LP] = intra_pred_lp; + h->intra_pred_l[INTRA_L_DOWN_LEFT] = intra_pred_down_left; h->intra_pred_l[INTRA_L_DOWN_RIGHT] = intra_pred_down_right; - h->intra_pred_l[ INTRA_L_LP_LEFT] = intra_pred_lp_left; - h->intra_pred_l[ INTRA_L_LP_TOP] = intra_pred_lp_top; - h->intra_pred_l[ INTRA_L_DC_128] = intra_pred_dc_128; - h->intra_pred_c[ INTRA_C_LP] = intra_pred_lp; - h->intra_pred_c[ INTRA_C_HORIZ] = intra_pred_horiz; - h->intra_pred_c[ INTRA_C_VERT] = intra_pred_vert; - h->intra_pred_c[ INTRA_C_PLANE] = intra_pred_plane; - h->intra_pred_c[ INTRA_C_LP_LEFT] = intra_pred_lp_left; - h->intra_pred_c[ INTRA_C_LP_TOP] = intra_pred_lp_top; - h->intra_pred_c[ INTRA_C_DC_128] = intra_pred_dc_128; - h->mv[ 7] = ff_cavs_un_mv; - h->mv[19] = ff_cavs_un_mv; + h->intra_pred_l[INTRA_L_LP_LEFT] = intra_pred_lp_left; + h->intra_pred_l[INTRA_L_LP_TOP] = intra_pred_lp_top; + h->intra_pred_l[INTRA_L_DC_128] = intra_pred_dc_128; + h->intra_pred_c[INTRA_C_LP] = intra_pred_lp; + h->intra_pred_c[INTRA_C_HORIZ] = intra_pred_horiz; + h->intra_pred_c[INTRA_C_VERT] = intra_pred_vert; + h->intra_pred_c[INTRA_C_PLANE] = intra_pred_plane; + h->intra_pred_c[INTRA_C_LP_LEFT] = intra_pred_lp_left; + h->intra_pred_c[INTRA_C_LP_TOP] = intra_pred_lp_top; + h->intra_pred_c[INTRA_C_DC_128] = intra_pred_dc_128; + h->mv[7] = un_mv; + h->mv[19] = un_mv; return 0; } -av_cold int ff_cavs_end(AVCodecContext *avctx) { +av_cold int ff_cavs_end(AVCodecContext *avctx) +{ AVSContext *h = avctx->priv_data; + av_frame_free(&h->cur.f); + av_frame_free(&h->DPB[0].f); + av_frame_free(&h->DPB[1].f); + av_free(h->top_qp); av_free(h->top_mv[0]); av_free(h->top_mv[1]); @@ -713,5 +821,6 @@ av_cold int ff_cavs_end(AVCodecContext *avctx) { av_free(h->col_mv); av_free(h->col_type_base); av_free(h->block); + av_freep(&h->edge_emu_buffer); return 0; }