X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Frv40.c;h=0da13124d6da31738299389d982ee751f7239728;hb=178b4ea5f9a43009781311af2737284fdca48a5c;hp=df97c3a4e5a7f986a60466ca61cdb5b6475a3724;hpb=657ccb5ac75ce34e62bd67f228d9bd36db72189e;p=ffmpeg diff --git a/libavcodec/rv40.c b/libavcodec/rv40.c index df97c3a4e5a..0da13124d6d 100644 --- a/libavcodec/rv40.c +++ b/libavcodec/rv40.c @@ -27,7 +27,7 @@ #include "libavutil/imgutils.h" #include "avcodec.h" -#include "dsputil.h" +#include "mpegutils.h" #include "mpegvideo.h" #include "golomb.h" @@ -80,18 +80,18 @@ static av_cold void rv40_init_tables(void) for(i = 0; i < NUM_PTYPE_VLCS; i++){ ptype_vlc[i].table = &ptype_table[i << PTYPE_VLC_BITS]; ptype_vlc[i].table_allocated = 1 << PTYPE_VLC_BITS; - init_vlc_sparse(&ptype_vlc[i], PTYPE_VLC_BITS, PTYPE_VLC_SIZE, - ptype_vlc_bits[i], 1, 1, - ptype_vlc_codes[i], 1, 1, - ptype_vlc_syms, 1, 1, INIT_VLC_USE_NEW_STATIC); + ff_init_vlc_sparse(&ptype_vlc[i], PTYPE_VLC_BITS, PTYPE_VLC_SIZE, + ptype_vlc_bits[i], 1, 1, + ptype_vlc_codes[i], 1, 1, + ptype_vlc_syms, 1, 1, INIT_VLC_USE_NEW_STATIC); } for(i = 0; i < NUM_BTYPE_VLCS; i++){ btype_vlc[i].table = &btype_table[i << BTYPE_VLC_BITS]; btype_vlc[i].table_allocated = 1 << BTYPE_VLC_BITS; - init_vlc_sparse(&btype_vlc[i], BTYPE_VLC_BITS, BTYPE_VLC_SIZE, - btype_vlc_bits[i], 1, 1, - btype_vlc_codes[i], 1, 1, - btype_vlc_syms, 1, 1, INIT_VLC_USE_NEW_STATIC); + ff_init_vlc_sparse(&btype_vlc[i], BTYPE_VLC_BITS, BTYPE_VLC_SIZE, + btype_vlc_bits[i], 1, 1, + btype_vlc_codes[i], 1, 1, + btype_vlc_syms, 1, 1, INIT_VLC_USE_NEW_STATIC); } } @@ -130,22 +130,23 @@ static int rv40_parse_slice_header(RV34DecContext *r, GetBitContext *gb, SliceIn int mb_bits; int w = r->s.width, h = r->s.height; int mb_size; + int ret; memset(si, 0, sizeof(SliceInfo)); if(get_bits1(gb)) - return -1; + return AVERROR_INVALIDDATA; si->type = get_bits(gb, 2); if(si->type == 1) si->type = 0; si->quant = get_bits(gb, 5); if(get_bits(gb, 2)) - return -1; + return AVERROR_INVALIDDATA; si->vlc_set = get_bits(gb, 2); skip_bits1(gb); si->pts = get_bits(gb, 13); if(!si->type || !get_bits1(gb)) rv40_parse_picture_size(gb, &w, &h); - if(av_image_check_size(w, h, 0, r->s.avctx) < 0) - return -1; + if ((ret = av_image_check_size(w, h, 0, r->s.avctx)) < 0) + return ret; si->width = w; si->height = h; mb_size = ((w + 15) >> 4) * ((h + 15) >> 4); @@ -228,31 +229,34 @@ static int rv40_decode_mb_info(RV34DecContext *r) int q, i; int prev_type = 0; int mb_pos = s->mb_x + s->mb_y * s->mb_stride; - int blocks[RV34_MB_TYPES] = {0}; - int count = 0; if(!r->s.mb_skip_run) - r->s.mb_skip_run = svq3_get_ue_golomb(gb) + 1; + r->s.mb_skip_run = get_interleaved_ue_golomb(gb) + 1; if(--r->s.mb_skip_run) return RV34_MB_SKIP; - if(r->avail_cache[6-1]) - blocks[r->mb_type[mb_pos - 1]]++; if(r->avail_cache[6-4]){ + int blocks[RV34_MB_TYPES] = {0}; + int count = 0; + if(r->avail_cache[6-1]) + blocks[r->mb_type[mb_pos - 1]]++; blocks[r->mb_type[mb_pos - s->mb_stride]]++; if(r->avail_cache[6-2]) blocks[r->mb_type[mb_pos - s->mb_stride + 1]]++; if(r->avail_cache[6-5]) blocks[r->mb_type[mb_pos - s->mb_stride - 1]]++; - } - - for(i = 0; i < RV34_MB_TYPES; i++){ - if(blocks[i] > count){ - count = blocks[i]; - prev_type = i; + for(i = 0; i < RV34_MB_TYPES; i++){ + if(blocks[i] > count){ + count = blocks[i]; + prev_type = i; + if(count>1) + break; + } } - } + } else if (r->avail_cache[6-1]) + prev_type = r->mb_type[mb_pos - 1]; + if(s->pict_type == AV_PICTURE_TYPE_P){ prev_type = block_num_to_ptype_vlc_num[prev_type]; q = get_vlc2(gb, ptype_vlc[prev_type].table, PTYPE_VLC_BITS, 1); @@ -271,148 +275,6 @@ static int rv40_decode_mb_info(RV34DecContext *r) return 0; } -#define CLIP_SYMM(a, b) av_clip(a, -(b), b) -/** - * weaker deblocking very similar to the one described in 4.4.2 of JVT-A003r1 - */ -static inline void rv40_weak_loop_filter(uint8_t *src, const int step, - const int filter_p1, const int filter_q1, - const int alpha, const int beta, - const int lim_p0q0, - const int lim_q1, const int lim_p1, - const int diff_p1p0, const int diff_q1q0, - const int diff_p1p2, const int diff_q1q2) -{ - uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; - int t, u, diff; - - t = src[0*step] - src[-1*step]; - if(!t) - return; - u = (alpha * FFABS(t)) >> 7; - if(u > 3 - (filter_p1 && filter_q1)) - return; - - t <<= 2; - if(filter_p1 && filter_q1) - t += src[-2*step] - src[1*step]; - diff = CLIP_SYMM((t + 4) >> 3, lim_p0q0); - src[-1*step] = cm[src[-1*step] + diff]; - src[ 0*step] = cm[src[ 0*step] - diff]; - if(FFABS(diff_p1p2) <= beta && filter_p1){ - t = (diff_p1p0 + diff_p1p2 - diff) >> 1; - src[-2*step] = cm[src[-2*step] - CLIP_SYMM(t, lim_p1)]; - } - if(FFABS(diff_q1q2) <= beta && filter_q1){ - t = (diff_q1q0 + diff_q1q2 + diff) >> 1; - src[ 1*step] = cm[src[ 1*step] - CLIP_SYMM(t, lim_q1)]; - } -} - -static av_always_inline void rv40_adaptive_loop_filter(uint8_t *src, const int step, - const int stride, const int dmode, - const int lim_q1, const int lim_p1, - const int alpha, - const int beta, const int beta2, - const int chroma, const int edge) -{ - int diff_p1p0[4], diff_q1q0[4], diff_p1p2[4], diff_q1q2[4]; - int sum_p1p0 = 0, sum_q1q0 = 0, sum_p1p2 = 0, sum_q1q2 = 0; - uint8_t *ptr; - int flag_strong0 = 1, flag_strong1 = 1; - int filter_p1, filter_q1; - int i; - int lims; - - for(i = 0, ptr = src; i < 4; i++, ptr += stride){ - diff_p1p0[i] = ptr[-2*step] - ptr[-1*step]; - diff_q1q0[i] = ptr[ 1*step] - ptr[ 0*step]; - sum_p1p0 += diff_p1p0[i]; - sum_q1q0 += diff_q1q0[i]; - } - filter_p1 = FFABS(sum_p1p0) < (beta<<2); - filter_q1 = FFABS(sum_q1q0) < (beta<<2); - if(!filter_p1 && !filter_q1) - return; - - for(i = 0, ptr = src; i < 4; i++, ptr += stride){ - diff_p1p2[i] = ptr[-2*step] - ptr[-3*step]; - diff_q1q2[i] = ptr[ 1*step] - ptr[ 2*step]; - sum_p1p2 += diff_p1p2[i]; - sum_q1q2 += diff_q1q2[i]; - } - - if(edge){ - flag_strong0 = filter_p1 && (FFABS(sum_p1p2) < beta2); - flag_strong1 = filter_q1 && (FFABS(sum_q1q2) < beta2); - }else{ - flag_strong0 = flag_strong1 = 0; - } - - lims = filter_p1 + filter_q1 + ((lim_q1 + lim_p1) >> 1) + 1; - if(flag_strong0 && flag_strong1){ /* strong filtering */ - for(i = 0; i < 4; i++, src += stride){ - int sflag, p0, q0, p1, q1; - int t = src[0*step] - src[-1*step]; - - if(!t) continue; - sflag = (alpha * FFABS(t)) >> 7; - if(sflag > 1) continue; - - p0 = (25*src[-3*step] + 26*src[-2*step] - + 26*src[-1*step] - + 26*src[ 0*step] + 25*src[ 1*step] + rv40_dither_l[dmode + i]) >> 7; - q0 = (25*src[-2*step] + 26*src[-1*step] - + 26*src[ 0*step] - + 26*src[ 1*step] + 25*src[ 2*step] + rv40_dither_r[dmode + i]) >> 7; - if(sflag){ - p0 = av_clip(p0, src[-1*step] - lims, src[-1*step] + lims); - q0 = av_clip(q0, src[ 0*step] - lims, src[ 0*step] + lims); - } - p1 = (25*src[-4*step] + 26*src[-3*step] - + 26*src[-2*step] - + 26*p0 + 25*src[ 0*step] + rv40_dither_l[dmode + i]) >> 7; - q1 = (25*src[-1*step] + 26*q0 - + 26*src[ 1*step] - + 26*src[ 2*step] + 25*src[ 3*step] + rv40_dither_r[dmode + i]) >> 7; - if(sflag){ - p1 = av_clip(p1, src[-2*step] - lims, src[-2*step] + lims); - q1 = av_clip(q1, src[ 1*step] - lims, src[ 1*step] + lims); - } - src[-2*step] = p1; - src[-1*step] = p0; - src[ 0*step] = q0; - src[ 1*step] = q1; - if(!chroma){ - src[-3*step] = (25*src[-1*step] + 26*src[-2*step] + 51*src[-3*step] + 26*src[-4*step] + 64) >> 7; - src[ 2*step] = (25*src[ 0*step] + 26*src[ 1*step] + 51*src[ 2*step] + 26*src[ 3*step] + 64) >> 7; - } - } - }else if(filter_p1 && filter_q1){ - for(i = 0; i < 4; i++, src += stride) - rv40_weak_loop_filter(src, step, 1, 1, alpha, beta, lims, lim_q1, lim_p1, - diff_p1p0[i], diff_q1q0[i], diff_p1p2[i], diff_q1q2[i]); - }else{ - for(i = 0; i < 4; i++, src += stride) - rv40_weak_loop_filter(src, step, filter_p1, filter_q1, - alpha, beta, lims>>1, lim_q1>>1, lim_p1>>1, - diff_p1p0[i], diff_q1q0[i], diff_p1p2[i], diff_q1q2[i]); - } -} - -static void rv40_v_loop_filter(uint8_t *src, int stride, int dmode, - int lim_q1, int lim_p1, - int alpha, int beta, int beta2, int chroma, int edge){ - rv40_adaptive_loop_filter(src, 1, stride, dmode, lim_q1, lim_p1, - alpha, beta, beta2, chroma, edge); -} -static void rv40_h_loop_filter(uint8_t *src, int stride, int dmode, - int lim_q1, int lim_p1, - int alpha, int beta, int beta2, int chroma, int edge){ - rv40_adaptive_loop_filter(src, stride, 1, dmode, lim_q1, lim_p1, - alpha, beta, beta2, chroma, edge); -} - enum RV40BlockPos{ POS_CUR, POS_TOP, @@ -436,6 +298,34 @@ enum RV40BlockPos{ static const int neighbour_offs_x[4] = { 0, 0, -1, 0 }; static const int neighbour_offs_y[4] = { 0, -1, 0, 1 }; +static void rv40_adaptive_loop_filter(RV34DSPContext *rdsp, + uint8_t *src, int stride, int dmode, + int lim_q1, int lim_p1, + int alpha, int beta, int beta2, + int chroma, int edge, int dir) +{ + int filter_p1, filter_q1; + int strong; + int lims; + + strong = rdsp->rv40_loop_filter_strength[dir](src, stride, beta, beta2, + edge, &filter_p1, &filter_q1); + + lims = filter_p1 + filter_q1 + ((lim_q1 + lim_p1) >> 1) + 1; + + if (strong) { + rdsp->rv40_strong_loop_filter[dir](src, stride, alpha, + lims, dmode, chroma); + } else if (filter_p1 & filter_q1) { + rdsp->rv40_weak_loop_filter[dir](src, stride, 1, 1, alpha, beta, + lims, lim_q1, lim_p1); + } else if (filter_p1 | filter_q1) { + rdsp->rv40_weak_loop_filter[dir](src, stride, filter_p1, filter_q1, + alpha, beta, lims >> 1, lim_q1 >> 1, + lim_p1 >> 1); + } +} + /** * RV40 loop filtering function */ @@ -471,11 +361,11 @@ static void rv40_loop_filter(RV34DecContext *r, int row) * in addition to the coded ones because because they lie at the edge of * 8x8 block with different enough motion vectors */ - int mvmasks[4]; + unsigned mvmasks[4]; mb_pos = row * s->mb_stride; for(mb_x = 0; mb_x < s->mb_width; mb_x++, mb_pos++){ - int mbtype = s->current_picture_ptr->f.mb_type[mb_pos]; + int mbtype = s->current_picture_ptr->mb_type[mb_pos]; if(IS_INTRA(mbtype) || IS_SEPARATE_DC(mbtype)) r->cbp_luma [mb_pos] = r->deblock_coefs[mb_pos] = 0xFFFF; if(IS_INTRA(mbtype)) @@ -487,9 +377,10 @@ static void rv40_loop_filter(RV34DecContext *r, int row) int c_v_deblock[2], c_h_deblock[2]; int clip_left; int avail[4]; - int y_to_deblock, c_to_deblock[2]; + unsigned y_to_deblock; + int c_to_deblock[2]; - q = s->current_picture_ptr->f.qscale_table[mb_pos]; + q = s->current_picture_ptr->qscale_table[mb_pos]; alpha = rv40_alpha_tab[q]; beta = rv40_beta_tab [q]; betaY = betaC = beta * 3; @@ -504,7 +395,7 @@ static void rv40_loop_filter(RV34DecContext *r, int row) if(avail[i]){ int pos = mb_pos + neighbour_offs_x[i] + neighbour_offs_y[i]*s->mb_stride; mvmasks[i] = r->deblock_coefs[pos]; - mbtype [i] = s->current_picture_ptr->f.mb_type[pos]; + mbtype [i] = s->current_picture_ptr->mb_type[pos]; cbp [i] = r->cbp_luma[pos]; uvcbp[i][0] = r->cbp_chroma[pos] & 0xF; uvcbp[i][1] = r->cbp_chroma[pos] >> 4; @@ -541,7 +432,7 @@ static void rv40_loop_filter(RV34DecContext *r, int row) y_v_deblock &= ~MASK_Y_LEFT_COL; if(!row) y_h_deblock &= ~MASK_Y_TOP_ROW; - if(row == s->mb_height - 1 || (mb_strong[POS_CUR] || mb_strong[POS_BOTTOM])) + if(row == s->mb_height - 1 || (mb_strong[POS_CUR] | mb_strong[POS_BOTTOM])) y_h_deblock &= ~(MASK_Y_TOP_ROW << 16); /* Calculating chroma patterns is similar and easier since there is * no motion vector pattern for them. @@ -558,12 +449,12 @@ static void rv40_loop_filter(RV34DecContext *r, int row) c_v_deblock[i] &= ~MASK_C_LEFT_COL; if(!row) c_h_deblock[i] &= ~MASK_C_TOP_ROW; - if(row == s->mb_height - 1 || mb_strong[POS_CUR] || mb_strong[POS_BOTTOM]) + if(row == s->mb_height - 1 || (mb_strong[POS_CUR] | mb_strong[POS_BOTTOM])) c_h_deblock[i] &= ~(MASK_C_TOP_ROW << 4); } for(j = 0; j < 16; j += 4){ - Y = s->current_picture_ptr->f.data[0] + mb_x*16 + (row*16 + j) * s->linesize; + Y = s->current_picture_ptr->f->data[0] + mb_x*16 + (row*16 + j) * s->linesize; for(i = 0; i < 4; i++, Y += 4){ int ij = i + j; int clip_cur = y_to_deblock & (MASK_CUR << ij) ? clip[POS_CUR] : 0; @@ -572,75 +463,76 @@ static void rv40_loop_filter(RV34DecContext *r, int row) // if bottom block is coded then we can filter its top edge // (or bottom edge of this block, which is the same) if(y_h_deblock & (MASK_BOTTOM << ij)){ - rv40_h_loop_filter(Y+4*s->linesize, s->linesize, dither, - y_to_deblock & (MASK_BOTTOM << ij) ? clip[POS_CUR] : 0, - clip_cur, - alpha, beta, betaY, 0, 0); + rv40_adaptive_loop_filter(&r->rdsp, Y+4*s->linesize, + s->linesize, dither, + y_to_deblock & (MASK_BOTTOM << ij) ? clip[POS_CUR] : 0, + clip_cur, alpha, beta, betaY, + 0, 0, 0); } // filter left block edge in ordinary mode (with low filtering strength) - if(y_v_deblock & (MASK_CUR << ij) && (i || !(mb_strong[POS_CUR] || mb_strong[POS_LEFT]))){ + if(y_v_deblock & (MASK_CUR << ij) && (i || !(mb_strong[POS_CUR] | mb_strong[POS_LEFT]))){ if(!i) clip_left = mvmasks[POS_LEFT] & (MASK_RIGHT << j) ? clip[POS_LEFT] : 0; else clip_left = y_to_deblock & (MASK_CUR << (ij-1)) ? clip[POS_CUR] : 0; - rv40_v_loop_filter(Y, s->linesize, dither, - clip_cur, - clip_left, - alpha, beta, betaY, 0, 0); + rv40_adaptive_loop_filter(&r->rdsp, Y, s->linesize, dither, + clip_cur, + clip_left, + alpha, beta, betaY, 0, 0, 1); } // filter top edge of the current macroblock when filtering strength is high - if(!j && y_h_deblock & (MASK_CUR << i) && (mb_strong[POS_CUR] || mb_strong[POS_TOP])){ - rv40_h_loop_filter(Y, s->linesize, dither, + if(!j && y_h_deblock & (MASK_CUR << i) && (mb_strong[POS_CUR] | mb_strong[POS_TOP])){ + rv40_adaptive_loop_filter(&r->rdsp, Y, s->linesize, dither, clip_cur, mvmasks[POS_TOP] & (MASK_TOP << i) ? clip[POS_TOP] : 0, - alpha, beta, betaY, 0, 1); + alpha, beta, betaY, 0, 1, 0); } // filter left block edge in edge mode (with high filtering strength) - if(y_v_deblock & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] || mb_strong[POS_LEFT])){ + if(y_v_deblock & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] | mb_strong[POS_LEFT])){ clip_left = mvmasks[POS_LEFT] & (MASK_RIGHT << j) ? clip[POS_LEFT] : 0; - rv40_v_loop_filter(Y, s->linesize, dither, + rv40_adaptive_loop_filter(&r->rdsp, Y, s->linesize, dither, clip_cur, clip_left, - alpha, beta, betaY, 0, 1); + alpha, beta, betaY, 0, 1, 1); } } } for(k = 0; k < 2; k++){ for(j = 0; j < 2; j++){ - C = s->current_picture_ptr->f.data[k + 1] + mb_x*8 + (row*8 + j*4) * s->uvlinesize; + C = s->current_picture_ptr->f->data[k + 1] + mb_x*8 + (row*8 + j*4) * s->uvlinesize; for(i = 0; i < 2; i++, C += 4){ int ij = i + j*2; int clip_cur = c_to_deblock[k] & (MASK_CUR << ij) ? clip[POS_CUR] : 0; if(c_h_deblock[k] & (MASK_CUR << (ij+2))){ int clip_bot = c_to_deblock[k] & (MASK_CUR << (ij+2)) ? clip[POS_CUR] : 0; - rv40_h_loop_filter(C+4*s->uvlinesize, s->uvlinesize, i*8, + rv40_adaptive_loop_filter(&r->rdsp, C+4*s->uvlinesize, s->uvlinesize, i*8, clip_bot, clip_cur, - alpha, beta, betaC, 1, 0); + alpha, beta, betaC, 1, 0, 0); } - if((c_v_deblock[k] & (MASK_CUR << ij)) && (i || !(mb_strong[POS_CUR] || mb_strong[POS_LEFT]))){ + if((c_v_deblock[k] & (MASK_CUR << ij)) && (i || !(mb_strong[POS_CUR] | mb_strong[POS_LEFT]))){ if(!i) clip_left = uvcbp[POS_LEFT][k] & (MASK_CUR << (2*j+1)) ? clip[POS_LEFT] : 0; else clip_left = c_to_deblock[k] & (MASK_CUR << (ij-1)) ? clip[POS_CUR] : 0; - rv40_v_loop_filter(C, s->uvlinesize, j*8, + rv40_adaptive_loop_filter(&r->rdsp, C, s->uvlinesize, j*8, clip_cur, clip_left, - alpha, beta, betaC, 1, 0); + alpha, beta, betaC, 1, 0, 1); } - if(!j && c_h_deblock[k] & (MASK_CUR << ij) && (mb_strong[POS_CUR] || mb_strong[POS_TOP])){ + if(!j && c_h_deblock[k] & (MASK_CUR << ij) && (mb_strong[POS_CUR] | mb_strong[POS_TOP])){ int clip_top = uvcbp[POS_TOP][k] & (MASK_CUR << (ij+2)) ? clip[POS_TOP] : 0; - rv40_h_loop_filter(C, s->uvlinesize, i*8, + rv40_adaptive_loop_filter(&r->rdsp, C, s->uvlinesize, i*8, clip_cur, clip_top, - alpha, beta, betaC, 1, 1); + alpha, beta, betaC, 1, 1, 0); } - if(c_v_deblock[k] & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] || mb_strong[POS_LEFT])){ + if(c_v_deblock[k] & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] | mb_strong[POS_LEFT])){ clip_left = uvcbp[POS_LEFT][k] & (MASK_CUR << (2*j+1)) ? clip[POS_LEFT] : 0; - rv40_v_loop_filter(C, s->uvlinesize, j*8, + rv40_adaptive_loop_filter(&r->rdsp, C, s->uvlinesize, j*8, clip_cur, clip_left, - alpha, beta, betaC, 1, 1); + alpha, beta, betaC, 1, 1, 1); } } } @@ -654,9 +546,11 @@ static void rv40_loop_filter(RV34DecContext *r, int row) static av_cold int rv40_decode_init(AVCodecContext *avctx) { RV34DecContext *r = avctx->priv_data; + int ret; r->rv30 = 0; - ff_rv34_decode_init(avctx); + if ((ret = ff_rv34_decode_init(avctx)) < 0) + return ret; if(!aic_top_vlc.bits) rv40_init_tables(); r->parse_slice_header = rv40_parse_slice_header; @@ -669,16 +563,21 @@ static av_cold int rv40_decode_init(AVCodecContext *avctx) } AVCodec ff_rv40_decoder = { - "rv40", - AVMEDIA_TYPE_VIDEO, - CODEC_ID_RV40, - sizeof(RV34DecContext), - rv40_decode_init, - NULL, - ff_rv34_decode_end, - ff_rv34_decode_frame, - CODEC_CAP_DR1 | CODEC_CAP_DELAY, - .flush = ff_mpeg_flush, - .long_name = NULL_IF_CONFIG_SMALL("RealVideo 4.0"), - .pix_fmts= ff_pixfmt_list_420, + .name = "rv40", + .long_name = NULL_IF_CONFIG_SMALL("RealVideo 4.0"), + .type = AVMEDIA_TYPE_VIDEO, + .id = AV_CODEC_ID_RV40, + .priv_data_size = sizeof(RV34DecContext), + .init = rv40_decode_init, + .close = ff_rv34_decode_end, + .decode = ff_rv34_decode_frame, + .capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY | + AV_CODEC_CAP_FRAME_THREADS, + .flush = ff_mpeg_flush, + .pix_fmts = (const enum AVPixelFormat[]) { + AV_PIX_FMT_YUV420P, + AV_PIX_FMT_NONE + }, + .init_thread_copy = ONLY_IF_THREADS_ENABLED(ff_rv34_decode_init_thread_copy), + .update_thread_context = ONLY_IF_THREADS_ENABLED(ff_rv34_decode_update_thread_context), };