diff options
author | Ronald S. Bultje <rsbultje@gmail.com> | 2011-03-22 04:26:26 +0300 |
---|---|---|
committer | Ronald S. Bultje <rsbultje@gmail.com> | 2011-03-22 04:28:17 +0300 |
commit | c47d3835021effc04bc1fd2cef6be31e1b186491 (patch) | |
tree | 29a18116d21949e7a67c2e6288a9bbb01a009f6b /libavcodec/vc1dec.c | |
parent | 77e41e047dc487e318a0a47e02cfa99d25459b8a (diff) |
vc1: make P-frame deblock filter bit-exact.
Diffstat (limited to 'libavcodec/vc1dec.c')
-rw-r--r-- | libavcodec/vc1dec.c | 296 |
1 files changed, 203 insertions, 93 deletions
diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c index cef26e159c..55f12a6aa6 100644 --- a/libavcodec/vc1dec.c +++ b/libavcodec/vc1dec.c @@ -209,6 +209,8 @@ static void vc1_mc_1mv(VC1Context *v, int dir) } uvmx = (mx + ((mx & 3) == 3)) >> 1; uvmy = (my + ((my & 3) == 3)) >> 1; + v->luma_mv[s->mb_x][0] = uvmx; + v->luma_mv[s->mb_x][1] = uvmy; if(v->fastuvmc) { uvmx = uvmx + ((uvmx<0)?(uvmx&1):-(uvmx&1)); uvmy = uvmy + ((uvmy<0)?(uvmy&1):-(uvmy&1)); @@ -477,6 +479,7 @@ static void vc1_mc_4mv_chroma(VC1Context *v) } else { s->current_picture.motion_val[1][s->block_index[0]][0] = 0; s->current_picture.motion_val[1][s->block_index[0]][1] = 0; + v->luma_mv[s->mb_x][0] = v->luma_mv[s->mb_x][1] = 0; return; //no need to do MC for inter blocks } @@ -484,6 +487,8 @@ static void vc1_mc_4mv_chroma(VC1Context *v) s->current_picture.motion_val[1][s->block_index[0]][1] = ty; uvmx = (tx + ((tx&3) == 3)) >> 1; uvmy = (ty + ((ty&3) == 3)) >> 1; + v->luma_mv[s->mb_x][0] = uvmx; + v->luma_mv[s->mb_x][1] = uvmy; if(v->fastuvmc) { uvmx = uvmx + ((uvmx<0)?(uvmx&1):-(uvmx&1)); uvmy = uvmy + ((uvmy<0)?(uvmy&1):-(uvmy&1)); @@ -652,8 +657,9 @@ static void vc1_mc_4mv_chroma(VC1Context *v) /** Predict and set motion vector */ -static inline void vc1_pred_mv(MpegEncContext *s, int n, int dmv_x, int dmv_y, int mv1, int r_x, int r_y, uint8_t* is_intra) +static inline void vc1_pred_mv(VC1Context *v, int n, int dmv_x, int dmv_y, int mv1, int r_x, int r_y, uint8_t* is_intra) { + MpegEncContext *s = &v->s; int xy, wrap, off = 0; int16_t *A, *B, *C; int px, py; @@ -678,6 +684,7 @@ static inline void vc1_pred_mv(MpegEncContext *s, int n, int dmv_x, int dmv_y, i s->current_picture.motion_val[0][xy + wrap][1] = 0; s->current_picture.motion_val[0][xy + wrap + 1][0] = 0; s->current_picture.motion_val[0][xy + wrap + 1][1] = 0; + v->luma_mv[s->mb_x][0] = v->luma_mv[s->mb_x][1] = 0; s->current_picture.motion_val[1][xy + 1][0] = 0; s->current_picture.motion_val[1][xy + 1][1] = 0; s->current_picture.motion_val[1][xy + wrap][0] = 0; @@ -1953,7 +1960,7 @@ static int vc1_decode_intra_block(VC1Context *v, DCTELEM block[64], int n, int c /** Decode P block */ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquant, int ttmb, int first_block, - uint8_t *dst, int linesize, int skip_block, int apply_filter, int cbp_top, int cbp_left) + uint8_t *dst, int linesize, int skip_block, int *ttmb_out) { MpegEncContext *s = &v->s; GetBitContext *gb = &s->gb; @@ -2011,10 +2018,6 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan else{ v->vc1dsp.vc1_inv_trans_8x8_add(dst, linesize, block); } - if(apply_filter && cbp_top & 0xC) - v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); - if(apply_filter && cbp_left & 0xA) - v->vc1dsp.vc1_h_loop_filter8(dst, linesize, v->pq); } break; case TT_4X4: @@ -2038,10 +2041,6 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan v->vc1dsp.vc1_inv_trans_4x4_dc(dst + (j&1)*4 + (j&2)*2*linesize, linesize, block + off); else v->vc1dsp.vc1_inv_trans_4x4(dst + (j&1)*4 + (j&2)*2*linesize, linesize, block + off); - if(apply_filter && (j&2 ? pat & (1<<(j-2)) : (cbp_top & (1 << (j + 2))))) - v->vc1dsp.vc1_v_loop_filter4(dst + (j&1)*4 + (j&2)*2*linesize, linesize, v->pq); - if(apply_filter && (j&1 ? pat & (1<<(j-1)) : (cbp_left & (1 << (j + 1))))) - v->vc1dsp.vc1_h_loop_filter4(dst + (j&1)*4 + (j&2)*2*linesize, linesize, v->pq); } } break; @@ -2066,10 +2065,6 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan v->vc1dsp.vc1_inv_trans_8x4_dc(dst + j*4*linesize, linesize, block + off); else v->vc1dsp.vc1_inv_trans_8x4(dst + j*4*linesize, linesize, block + off); - if(apply_filter && j ? pat & 0x3 : (cbp_top & 0xC)) - v->vc1dsp.vc1_v_loop_filter8(dst + j*4*linesize, linesize, v->pq); - if(apply_filter && cbp_left & (2 << j)) - v->vc1dsp.vc1_h_loop_filter4(dst + j*4*linesize, linesize, v->pq); } } break; @@ -2094,14 +2089,12 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan v->vc1dsp.vc1_inv_trans_4x8_dc(dst + j*4, linesize, block + off); else v->vc1dsp.vc1_inv_trans_4x8(dst + j*4, linesize, block + off); - if(apply_filter && cbp_top & (2 << j)) - v->vc1dsp.vc1_v_loop_filter4(dst + j*4, linesize, v->pq); - if(apply_filter && j ? pat & 0x5 : (cbp_left & 0xA)) - v->vc1dsp.vc1_h_loop_filter8(dst + j*4, linesize, v->pq); } } break; } + if (ttmb_out) + *ttmb_out |= ttblk << (n * 4); return pat; } @@ -2110,6 +2103,155 @@ static int vc1_decode_p_block(VC1Context *v, DCTELEM block[64], int n, int mquan static const int size_table [6] = { 0, 2, 3, 4, 5, 8 }; static const int offset_table[6] = { 0, 1, 3, 7, 15, 31 }; +static av_always_inline void vc1_apply_p_v_loop_filter(VC1Context *v, int block_num) +{ + MpegEncContext *s = &v->s; + int mb_cbp = v->cbp[s->mb_x - s->mb_stride], + block_cbp = mb_cbp >> (block_num * 4), bottom_cbp, + mb_is_intra = v->is_intra[s->mb_x - s->mb_stride], + block_is_intra = mb_is_intra >> (block_num * 4), bottom_is_intra; + int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize, ttblk; + uint8_t *dst; + + if(block_num > 3) { + dst = s->dest[block_num - 3]; + } else { + dst = s->dest[0] + (block_num & 1) * 8 + ((block_num & 2) * 4 - 8) * linesize; + } + if (s->mb_y != s->mb_height || block_num < 2) { + int16_t (*mv)[2]; + int mv_stride; + + if(block_num > 3) { + bottom_cbp = v->cbp[s->mb_x] >> (block_num * 4); + bottom_is_intra = v->is_intra[s->mb_x] >> (block_num * 4); + mv = &v->luma_mv[s->mb_x - s->mb_stride]; + mv_stride = s->mb_stride; + } else { + bottom_cbp = (block_num < 2) ? (mb_cbp >> ((block_num + 2) * 4)) : + (v->cbp[s->mb_x] >> ((block_num - 2) * 4)); + bottom_is_intra = (block_num < 2) ? (mb_is_intra >> ((block_num + 2) * 4)) : + (v->is_intra[s->mb_x] >> ((block_num - 2) * 4)); + mv_stride = s->b8_stride; + mv = &s->current_picture.motion_val[0][s->block_index[block_num] - 2 * mv_stride]; + } + + if (bottom_is_intra & 1 || block_is_intra & 1 || + mv[0][0] != mv[mv_stride][0] || mv[0][1] != mv[mv_stride][1]) { + v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); + } else { + idx = ((bottom_cbp >> 2) | block_cbp) & 3; + if(idx == 3) { + v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); + } else if (idx) { + if (idx == 1) + v->vc1dsp.vc1_v_loop_filter4(dst + 4, linesize, v->pq); + else + v->vc1dsp.vc1_v_loop_filter4(dst, linesize, v->pq); + } + } + } + + dst -= 4 * linesize; + ttblk = (v->ttblk[s->mb_x - s->mb_stride] >> (block_num * 4)) & 0xf; + if (ttblk == TT_4X4 || ttblk == TT_8X4) { + idx = (block_cbp | (block_cbp >> 2)) & 3; + if (idx == 3) { + v->vc1dsp.vc1_v_loop_filter8(dst, linesize, v->pq); + } else if (idx) { + if (idx == 1) + v->vc1dsp.vc1_v_loop_filter4(dst + 4, linesize, v->pq); + else + v->vc1dsp.vc1_v_loop_filter4(dst, linesize, v->pq); + } + } +} + +static av_always_inline void vc1_apply_p_h_loop_filter(VC1Context *v, int block_num) +{ + MpegEncContext *s = &v->s; + int mb_cbp = v->cbp[s->mb_x - 1 - s->mb_stride], + block_cbp = mb_cbp >> (block_num * 4), right_cbp, + mb_is_intra = v->is_intra[s->mb_x - 1 - s->mb_stride], + block_is_intra = mb_is_intra >> (block_num * 4), right_is_intra; + int idx, linesize = block_num > 3 ? s->uvlinesize : s->linesize, ttblk; + uint8_t *dst; + + if (block_num > 3) { + dst = s->dest[block_num - 3] - 8 * linesize; + } else { + dst = s->dest[0] + (block_num & 1) * 8 + ((block_num & 2) * 4 - 16) * linesize - 8; + } + + if (s->mb_x != s->mb_width || !(block_num & 5)) { + int16_t (*mv)[2]; + + if(block_num > 3) { + right_cbp = v->cbp[s->mb_x - s->mb_stride] >> (block_num * 4); + right_is_intra = v->is_intra[s->mb_x - s->mb_stride] >> (block_num * 4); + mv = &v->luma_mv[s->mb_x - s->mb_stride - 1]; + }else{ + right_cbp = (block_num & 1) ? (v->cbp[s->mb_x - s->mb_stride] >> ((block_num - 1) * 4)) : + (mb_cbp >> ((block_num + 1) * 4)); + right_is_intra = (block_num & 1) ? (v->is_intra[s->mb_x - s->mb_stride] >> ((block_num - 1) * 4)) : + (mb_is_intra >> ((block_num + 1) * 4)); + mv = &s->current_picture.motion_val[0][s->block_index[block_num] - s->b8_stride * 2 - 2]; + } + if (block_is_intra & 1 || right_is_intra & 1 || mv[0][0] != mv[1][0] || mv[0][1] != mv[1][1]) { + v->vc1dsp.vc1_h_loop_filter8(dst, linesize, v->pq); + } else { + idx = ((right_cbp >> 1) | block_cbp) & 5; // FIXME check + if (idx == 5) { + v->vc1dsp.vc1_h_loop_filter8(dst, linesize, v->pq); + } else if (idx) { + if (idx == 1) + v->vc1dsp.vc1_h_loop_filter4(dst+4*linesize, linesize, v->pq); + else + v->vc1dsp.vc1_h_loop_filter4(dst, linesize, v->pq); + } + } + } + + dst -= 4; + ttblk = (v->ttblk[s->mb_x - s->mb_stride - 1] >> (block_num * 4)) & 0xf; + if (ttblk == TT_4X4 || ttblk == TT_4X8) { + idx = (block_cbp | (block_cbp >> 1)) & 5; + if (idx == 5) { + v->vc1dsp.vc1_h_loop_filter8(dst, linesize, v->pq); + } else if (idx) { + if (idx == 1) + v->vc1dsp.vc1_h_loop_filter4(dst + linesize*4, linesize, v->pq); + else + v->vc1dsp.vc1_h_loop_filter4(dst, linesize, v->pq); + } + } +} + +static void vc1_apply_p_loop_filter(VC1Context *v) +{ + MpegEncContext *s = &v->s; + int i; + + for (i = 0; i < 6; i++) { + vc1_apply_p_v_loop_filter(v, i); + } + + /* V always preceedes H, therefore we run H one MB before V; + * at the end of a row, we catch up to complete the row */ + if (s->mb_x) { + for (i = 0; i < 6; i++) { + vc1_apply_p_h_loop_filter(v, i); + } + if (s->mb_x == s->mb_width - 1) { + s->mb_x++; + ff_update_block_index(s); + for (i = 0; i < 6; i++) { + vc1_apply_p_h_loop_filter(v, i); + } + } + } +} + /** Decode one P-frame MB (in Simple/Main profile) */ static int vc1_decode_p_mb(VC1Context *v) @@ -2129,8 +2271,7 @@ static int vc1_decode_p_mb(VC1Context *v) int first_block = 1; int dst_idx, off; int skipped, fourmv; - int block_cbp = 0, pat; - int apply_loop_filter; + int block_cbp = 0, pat, block_tt = 0, block_intra = 0; mquant = v->pq; /* Loosy initialization */ @@ -2143,7 +2284,6 @@ static int vc1_decode_p_mb(VC1Context *v) else skipped = v->s.mbskip_table[mb_pos]; - apply_loop_filter = s->loop_filter && !(s->avctx->skip_loop_filter >= AVDISCARD_NONKEY); if (!fourmv) /* 1MV mode */ { if (!skipped) @@ -2157,7 +2297,7 @@ static int vc1_decode_p_mb(VC1Context *v) s->current_picture.motion_val[1][s->block_index[0]][1] = 0; } s->current_picture.mb_type[mb_pos] = s->mb_intra ? MB_TYPE_INTRA : MB_TYPE_16x16; - vc1_pred_mv(s, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0]); + vc1_pred_mv(v, 0, dmv_x, dmv_y, 1, v->range_x, v->range_y, v->mb_type[0]); /* FIXME Set DC val for inter block ? */ if (s->mb_intra && !mb_has_coeffs) @@ -2211,38 +2351,10 @@ static int vc1_decode_p_mb(VC1Context *v) if(v->a_avail) v->vc1dsp.vc1_v_overlap(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize); } - if(apply_loop_filter && s->mb_x && s->mb_x != (s->mb_width - 1) && s->mb_y && s->mb_y != (s->mb_height - 1)){ - int left_cbp, top_cbp; - if(i & 4){ - left_cbp = v->cbp[s->mb_x - 1] >> (i * 4); - top_cbp = v->cbp[s->mb_x - s->mb_stride] >> (i * 4); - }else{ - left_cbp = (i & 1) ? (cbp >> ((i-1)*4)) : (v->cbp[s->mb_x - 1] >> ((i+1)*4)); - top_cbp = (i & 2) ? (cbp >> ((i-2)*4)) : (v->cbp[s->mb_x - s->mb_stride] >> ((i+2)*4)); - } - if(left_cbp & 0xC) - v->vc1dsp.vc1_v_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - if(top_cbp & 0xA) - v->vc1dsp.vc1_h_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - } block_cbp |= 0xF << (i << 2); + block_intra |= 1 << i; } else if(val) { - int left_cbp = 0, top_cbp = 0, filter = 0; - if(apply_loop_filter && s->mb_x && s->mb_x != (s->mb_width - 1) && s->mb_y && s->mb_y != (s->mb_height - 1)){ - filter = 1; - if(i & 4){ - left_cbp = v->cbp[s->mb_x - 1] >> (i * 4); - top_cbp = v->cbp[s->mb_x - s->mb_stride] >> (i * 4); - }else{ - left_cbp = (i & 1) ? (cbp >> ((i-1)*4)) : (v->cbp[s->mb_x - 1] >> ((i+1)*4)); - top_cbp = (i & 2) ? (cbp >> ((i-2)*4)) : (v->cbp[s->mb_x - s->mb_stride] >> ((i+2)*4)); - } - if(left_cbp & 0xC) - v->vc1dsp.vc1_v_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - if(top_cbp & 0xA) - v->vc1dsp.vc1_h_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - } - pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), filter, left_cbp, top_cbp); + pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), &block_tt); block_cbp |= pat << (i << 2); if(!v->ttmbf && ttmb < 8) ttmb = -1; first_block = 0; @@ -2258,9 +2370,8 @@ static int vc1_decode_p_mb(VC1Context *v) } s->current_picture.mb_type[mb_pos] = MB_TYPE_SKIP; s->current_picture.qscale_table[mb_pos] = 0; - vc1_pred_mv(s, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0]); + vc1_pred_mv(v, 0, 0, 0, 1, v->range_x, v->range_y, v->mb_type[0]); vc1_mc_1mv(v, 0); - return 0; } } //1MV mode else //4MV mode @@ -2284,7 +2395,7 @@ static int vc1_decode_p_mb(VC1Context *v) if(val) { GET_MVDATA(dmv_x, dmv_y); } - vc1_pred_mv(s, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0]); + vc1_pred_mv(v, i, dmv_x, dmv_y, 0, v->range_x, v->range_y, v->mb_type[0]); if(!s->mb_intra) vc1_mc_4mv_luma(v, i); intra_count += s->mb_intra; is_intra[i] = s->mb_intra; @@ -2299,8 +2410,9 @@ static int vc1_decode_p_mb(VC1Context *v) if(!coded_inter) coded_inter = !is_intra[i] & is_coded[i]; } // if there are no coded blocks then don't do anything more - if(!intra_count && !coded_inter) return 0; dst_idx = 0; + if(!intra_count && !coded_inter) + goto end; GET_MQUANT(); s->current_picture.qscale_table[mb_pos] = mquant; /* test if block is intra and has pred */ @@ -2344,44 +2456,15 @@ static int vc1_decode_p_mb(VC1Context *v) if(v->a_avail) v->vc1dsp.vc1_v_overlap(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize); } - if(v->s.loop_filter && s->mb_x && s->mb_x != (s->mb_width - 1) && s->mb_y && s->mb_y != (s->mb_height - 1)){ - int left_cbp, top_cbp; - if(i & 4){ - left_cbp = v->cbp[s->mb_x - 1] >> (i * 4); - top_cbp = v->cbp[s->mb_x - s->mb_stride] >> (i * 4); - }else{ - left_cbp = (i & 1) ? (cbp >> ((i-1)*4)) : (v->cbp[s->mb_x - 1] >> ((i+1)*4)); - top_cbp = (i & 2) ? (cbp >> ((i-2)*4)) : (v->cbp[s->mb_x - s->mb_stride] >> ((i+2)*4)); - } - if(left_cbp & 0xC) - v->vc1dsp.vc1_v_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - if(top_cbp & 0xA) - v->vc1dsp.vc1_h_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - } block_cbp |= 0xF << (i << 2); + block_intra |= 1 << i; } else if(is_coded[i]) { - int left_cbp = 0, top_cbp = 0, filter = 0; - if(v->s.loop_filter && s->mb_x && s->mb_x != (s->mb_width - 1) && s->mb_y && s->mb_y != (s->mb_height - 1)){ - filter = 1; - if(i & 4){ - left_cbp = v->cbp[s->mb_x - 1] >> (i * 4); - top_cbp = v->cbp[s->mb_x - s->mb_stride] >> (i * 4); - }else{ - left_cbp = (i & 1) ? (cbp >> ((i-1)*4)) : (v->cbp[s->mb_x - 1] >> ((i+1)*4)); - top_cbp = (i & 2) ? (cbp >> ((i-2)*4)) : (v->cbp[s->mb_x - s->mb_stride] >> ((i+2)*4)); - } - if(left_cbp & 0xC) - v->vc1dsp.vc1_v_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - if(top_cbp & 0xA) - v->vc1dsp.vc1_h_loop_filter8(s->dest[dst_idx] + off, i & 4 ? s->uvlinesize : s->linesize, v->pq); - } - pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), filter, left_cbp, top_cbp); + pat = vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), &block_tt); block_cbp |= pat << (i << 2); if(!v->ttmbf && ttmb < 8) ttmb = -1; first_block = 0; } } - return 0; } else //Skipped MB { @@ -2393,18 +2476,19 @@ static int vc1_decode_p_mb(VC1Context *v) } for (i=0; i<4; i++) { - vc1_pred_mv(s, i, 0, 0, 0, v->range_x, v->range_y, v->mb_type[0]); + vc1_pred_mv(v, i, 0, 0, 0, v->range_x, v->range_y, v->mb_type[0]); vc1_mc_4mv_luma(v, i); } vc1_mc_4mv_chroma(v); s->current_picture.qscale_table[mb_pos] = 0; - return 0; } } +end: v->cbp[s->mb_x] = block_cbp; + v->ttblk[s->mb_x] = block_tt; + v->is_intra[s->mb_x] = block_intra; - /* Should never happen */ - return -1; + return 0; } /** Decode one B-frame MB (in Main profile) @@ -2546,7 +2630,7 @@ static void vc1_decode_b_mb(VC1Context *v) i & 4 ? s->uvlinesize : s->linesize, s->block[i]); } else if(val) { - vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), 0, 0, 0); + vc1_decode_p_block(v, s->block[i], i, mquant, ttmb, first_block, s->dest[dst_idx] + off, (i&4)?s->uvlinesize:s->linesize, (i&4) && (s->flags & CODEC_FLAG_GRAY), NULL); if(!v->ttmbf && ttmb < 8) ttmb = -1; first_block = 0; } @@ -2841,6 +2925,7 @@ static void vc1_decode_i_blocks_adv(VC1Context *v, int mby_start, int mby_end) static void vc1_decode_p_blocks(VC1Context *v, int mby_start, int mby_end) { MpegEncContext *s = &v->s; + int apply_loop_filter; /* select codingmode used for VLC tables selection */ switch(v->c_ac_table_index){ @@ -2867,6 +2952,7 @@ static void vc1_decode_p_blocks(VC1Context *v, int mby_start, int mby_end) break; } + apply_loop_filter = s->loop_filter && !(s->avctx->skip_loop_filter >= AVDISCARD_NONKEY); s->first_slice_line = 1; memset(v->cbp_base, 0, sizeof(v->cbp_base[0])*2*s->mb_stride); for(s->mb_y = mby_start; s->mb_y < mby_end; s->mb_y++) { @@ -2876,6 +2962,8 @@ static void vc1_decode_p_blocks(VC1Context *v, int mby_start, int mby_end) ff_update_block_index(s); vc1_decode_p_mb(v); + if (s->mb_y != mby_start && apply_loop_filter) + vc1_apply_p_loop_filter(v); if(get_bits_count(&s->gb) > v->bits || get_bits_count(&s->gb) < 0) { ff_er_add_slice(s, 0, mby_start, s->mb_x, s->mb_y, (AC_END|DC_END|MV_END)); av_log(s->avctx, AV_LOG_ERROR, "Bits overconsumption: %i > %i at %ix%i\n", get_bits_count(&s->gb), v->bits,s->mb_x,s->mb_y); @@ -2883,9 +2971,22 @@ static void vc1_decode_p_blocks(VC1Context *v, int mby_start, int mby_end) } } memmove(v->cbp_base, v->cbp, sizeof(v->cbp_base[0])*s->mb_stride); - ff_draw_horiz_band(s, s->mb_y * 16, 16); + memmove(v->ttblk_base, v->ttblk, sizeof(v->ttblk_base[0])*s->mb_stride); + memmove(v->is_intra_base, v->is_intra, sizeof(v->is_intra_base[0])*s->mb_stride); + memmove(v->luma_mv_base, v->luma_mv, sizeof(v->luma_mv_base[0])*s->mb_stride); + if (s->mb_y != mby_start) ff_draw_horiz_band(s, (s->mb_y-1) * 16, 16); s->first_slice_line = 0; } + if (apply_loop_filter) { + s->mb_x = 0; + ff_init_block_index(s); + for (; s->mb_x < s->mb_width; s->mb_x++) { + ff_update_block_index(s); + vc1_apply_p_loop_filter(v); + } + } + if (mby_end >= mby_start) + ff_draw_horiz_band(s, (mby_end-1) * 16, 16); ff_er_add_slice(s, 0, mby_start, s->mb_width - 1, mby_end - 1, (AC_END|DC_END|MV_END)); } @@ -3122,6 +3223,12 @@ static av_cold int vc1_decode_init(AVCodecContext *avctx) v->cbp_base = av_malloc(sizeof(v->cbp_base[0]) * 2 * s->mb_stride); v->cbp = v->cbp_base + s->mb_stride; + v->ttblk_base = av_malloc(sizeof(v->ttblk_base[0]) * 2 * s->mb_stride); + v->ttblk = v->ttblk_base + s->mb_stride; + v->is_intra_base = av_malloc(sizeof(v->is_intra_base[0]) * 2 * s->mb_stride); + v->is_intra = v->is_intra_base + s->mb_stride; + v->luma_mv_base = av_malloc(sizeof(v->luma_mv_base[0]) * 2 * s->mb_stride); + v->luma_mv = v->luma_mv_base + s->mb_stride; /* allocate block type info in that way so it could be used with s->block_index[] */ v->mb_type_base = av_malloc(s->b8_stride * (s->mb_height * 2 + 1) + s->mb_stride * (s->mb_height + 1) * 2); @@ -3375,6 +3482,9 @@ static av_cold int vc1_decode_end(AVCodecContext *avctx) av_freep(&v->over_flags_plane); av_freep(&v->mb_type_base); av_freep(&v->cbp_base); + av_freep(&v->ttblk_base); + av_freep(&v->is_intra_base); // FIXME use v->mb_type[] + av_freep(&v->luma_mv_base); ff_intrax8_common_end(&v->x8); return 0; } |