X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fvc1.c;h=8eba65c1d04c3188a39523df663ed463ea557d68;hb=ad99cbc9b3f4e0fae5c9bc5291d422d477dbf069;hp=9d36811c2cac97d378e1894b3e30112d33a763d6;hpb=109d8aa1e61b17421d04ce67b806c2e909d8d49e;p=ffmpeg diff --git a/libavcodec/vc1.c b/libavcodec/vc1.c index 9d36811c2ca..8eba65c1d04 100644 --- a/libavcodec/vc1.c +++ b/libavcodec/vc1.c @@ -24,22 +24,18 @@ /** * @file * VC-1 and WMV3 decoder common code - * */ +#include "libavutil/attributes.h" #include "internal.h" -#include "dsputil.h" #include "avcodec.h" #include "mpegvideo.h" +#include "unary_legacy.h" #include "vc1.h" #include "vc1data.h" -#include "msmpeg4data.h" -#include "unary.h" +#include "wmv2data.h" #include "simple_idct.h" -#undef NDEBUG -#include - /***********************************************************************/ /** * @name VC-1 Bitplane decoding @@ -291,7 +287,7 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb); * @param gb GetBit context initialized from Codec context extra_data * @return Status */ -int vc1_decode_sequence_header(AVCodecContext *avctx, VC1Context *v, GetBitContext *gb) +int ff_vc1_decode_sequence_header(AVCodecContext *avctx, VC1Context *v, GetBitContext *gb) { av_log(avctx, AV_LOG_DEBUG, "Header: %0X\n", show_bits(gb, 32)); v->profile = get_bits(gb, 2); @@ -304,8 +300,8 @@ int vc1_decode_sequence_header(AVCodecContext *avctx, VC1Context *v, GetBitConte v->zz_4x8 = ff_vc1_adv_progressive_4x8_zz; return decode_sequence_header_adv(v, gb); } else { - v->zz_8x4 = wmv2_scantableA; - v->zz_4x8 = wmv2_scantableB; + v->zz_8x4 = ff_wmv2_scantableA; + v->zz_4x8 = ff_wmv2_scantableB; v->res_y411 = get_bits1(gb); v->res_sprite = get_bits1(gb); if (v->res_y411) { @@ -367,7 +363,7 @@ int vc1_decode_sequence_header(AVCodecContext *avctx, VC1Context *v, GetBitConte v->overlap = get_bits1(gb); //common - v->s.resync_marker = get_bits1(gb); + v->resync_marker = get_bits1(gb); v->rangered = get_bits1(gb); if (v->rangered && v->profile == PROFILE_SIMPLE) { av_log(avctx, AV_LOG_INFO, @@ -394,8 +390,6 @@ int vc1_decode_sequence_header(AVCodecContext *avctx, VC1Context *v, GetBitConte v->res_rtm_flag = get_bits1(gb); //reserved } if (!v->res_rtm_flag) { -// av_log(avctx, AV_LOG_ERROR, -// "0 for reserved RES_RTM_FLAG is forbidden\n"); av_log(avctx, AV_LOG_ERROR, "Old WMV3 version detected, some frames may be decoded incorrectly\n"); //return -1; @@ -407,10 +401,10 @@ int vc1_decode_sequence_header(AVCodecContext *avctx, VC1Context *v, GetBitConte "Profile %i:\nfrmrtq_postproc=%i, bitrtq_postproc=%i\n" "LoopFilter=%i, MultiRes=%i, FastUVMC=%i, Extended MV=%i\n" "Rangered=%i, VSTransform=%i, Overlap=%i, SyncMarker=%i\n" - "DQuant=%i, Quantizer mode=%i, Max B frames=%i\n", + "DQuant=%i, Quantizer mode=%i, Max B-frames=%i\n", v->profile, v->frmrtq_postproc, v->bitrtq_postproc, v->s.loop_filter, v->multires, v->fastuvmc, v->extended_mv, - v->rangered, v->vstransform, v->overlap, v->s.resync_marker, + v->rangered, v->vstransform, v->overlap, v->resync_marker, v->dquant, v->quantizer_mode, avctx->max_b_frames); return 0; } @@ -480,25 +474,26 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb) v->s.avctx->width * h, 1 << 30); } + ff_set_sar(v->s.avctx, v->s.avctx->sample_aspect_ratio); av_log(v->s.avctx, AV_LOG_DEBUG, "Aspect: %i:%i\n", v->s.avctx->sample_aspect_ratio.num, v->s.avctx->sample_aspect_ratio.den); if (get_bits1(gb)) { //framerate stuff if (get_bits1(gb)) { - v->s.avctx->time_base.num = 32; - v->s.avctx->time_base.den = get_bits(gb, 16) + 1; + v->s.avctx->framerate.den = 32; + v->s.avctx->framerate.num = get_bits(gb, 16) + 1; } else { int nr, dr; nr = get_bits(gb, 8); dr = get_bits(gb, 4); - if (nr && nr < 8 && dr && dr < 3) { - v->s.avctx->time_base.num = ff_vc1_fps_dr[dr - 1]; - v->s.avctx->time_base.den = ff_vc1_fps_nr[nr - 1] * 1000; + if (nr > 0 && nr < 8 && dr > 0 && dr < 3) { + v->s.avctx->framerate.den = ff_vc1_fps_dr[dr - 1]; + v->s.avctx->framerate.num = ff_vc1_fps_nr[nr - 1] * 1000; } } if (v->broadcast) { // Pulldown may be present - v->s.avctx->time_base.den *= 2; + v->s.avctx->framerate.num *= 2; v->s.avctx->ticks_per_frame = 2; } } @@ -524,7 +519,7 @@ static int decode_sequence_header_adv(VC1Context *v, GetBitContext *gb) return 0; } -int vc1_decode_entry_point(AVCodecContext *avctx, VC1Context *v, GetBitContext *gb) +int ff_vc1_decode_entry_point(AVCodecContext *avctx, VC1Context *v, GetBitContext *gb) { int i; @@ -572,13 +567,68 @@ int vc1_decode_entry_point(AVCodecContext *avctx, VC1Context *v, GetBitContext * return 0; } -int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) +/* fill lookup tables for intensity compensation */ +#define INIT_LUT(lumscale, lumshift, luty, lutuv, chain) do { \ + int scale, shift, i; \ + if (!lumscale) { \ + scale = -64; \ + shift = (255 - lumshift * 2) << 6; \ + if (lumshift > 31) \ + shift += 128 << 6; \ + } else { \ + scale = lumscale + 32; \ + if (lumshift > 31) \ + shift = (lumshift - 64) << 6; \ + else \ + shift = lumshift << 6; \ + } \ + for (i = 0; i < 256; i++) { \ + int iy = chain ? luty[i] : i; \ + int iu = chain ? lutuv[i] : i; \ + luty[i] = av_clip_uint8((scale * iy + shift + 32) >> 6); \ + lutuv[i] = av_clip_uint8((scale * (iu - 128) + 128*64 + 32) >> 6);\ + } \ + } while(0) + +static void rotate_luts(VC1Context *v) +{ +#define ROTATE(DEF, L, N, C, A) do { \ + if (v->s.pict_type == AV_PICTURE_TYPE_BI || v->s.pict_type == AV_PICTURE_TYPE_B) { \ + C = A; \ + } else { \ + DEF; \ + memcpy(&tmp, &L , sizeof(tmp)); \ + memcpy(&L , &N , sizeof(tmp)); \ + memcpy(&N , &tmp, sizeof(tmp)); \ + C = N; \ + } \ + } while(0) + + ROTATE(int tmp, v->last_use_ic, v->next_use_ic, v->curr_use_ic, v->aux_use_ic); + ROTATE(uint8_t tmp[2][256], v->last_luty, v->next_luty, v->curr_luty, v->aux_luty); + ROTATE(uint8_t tmp[2][256], v->last_lutuv, v->next_lutuv, v->curr_lutuv, v->aux_lutuv); + + INIT_LUT(32, 0, v->curr_luty[0], v->curr_lutuv[0], 0); + INIT_LUT(32, 0, v->curr_luty[1], v->curr_lutuv[1], 0); + v->curr_use_ic = 0; + if (v->curr_luty == v->next_luty) { + // If we just initialized next_lut, clear next_use_ic to match. + v->next_use_ic = 0; + } +} + +int ff_vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) { int pqindex, lowquant, status; if (v->finterpflag) v->interpfrm = get_bits1(gb); - skip_bits(gb, 2); //framecnt unused + if (v->s.avctx->codec_id == AV_CODEC_ID_MSS2) + v->respic = + v->rangered = + v->multires = get_bits(gb, 2) == 1; + else + skip_bits(gb, 2); //framecnt unused v->rangeredfrm = 0; if (v->rangered) v->rangeredfrm = get_bits1(gb); @@ -649,11 +699,12 @@ int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) v->x8_type = get_bits1(gb); } else v->x8_type = 0; -//av_log(v->s.avctx, AV_LOG_INFO, "%c Frame: QP=[%i]%i (+%i/2) %i\n", -// (v->s.pict_type == AV_PICTURE_TYPE_P) ? 'P' : ((v->s.pict_type == AV_PICTURE_TYPE_I) ? 'I' : 'B'), pqindex, v->pq, v->halfpq, v->rangeredfrm); + ff_dlog(v->s.avctx, "%c Frame: QP=[%i]%i (+%i/2) %i\n", + (v->s.pict_type == AV_PICTURE_TYPE_P) ? 'P' : ((v->s.pict_type == AV_PICTURE_TYPE_I) ? 'I' : 'B'), + pqindex, v->pq, v->halfpq, v->rangeredfrm); - if (v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_P) - v->use_ic = 0; + if (v->first_pic_header_flag) + rotate_luts(v); switch (v->s.pict_type) { case AV_PICTURE_TYPE_P: @@ -664,28 +715,13 @@ int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) lowquant = (v->pq > 12) ? 0 : 1; v->mv_mode = ff_vc1_mv_pmode_table[lowquant][get_unary(gb, 1, 4)]; if (v->mv_mode == MV_PMODE_INTENSITY_COMP) { - int scale, shift, i; v->mv_mode2 = ff_vc1_mv_pmode_table2[lowquant][get_unary(gb, 1, 3)]; v->lumscale = get_bits(gb, 6); v->lumshift = get_bits(gb, 6); - v->use_ic = 1; + v->last_use_ic = 1; /* fill lookup tables for intensity compensation */ - if (!v->lumscale) { - scale = -64; - shift = (255 - v->lumshift * 2) << 6; - if (v->lumshift > 31) - shift += 128 << 6; - } else { - scale = v->lumscale + 32; - if (v->lumshift > 31) - shift = (v->lumshift - 64) << 6; - else - shift = v->lumshift << 6; - } - for (i = 0; i < 256; i++) { - v->luty[i] = av_clip_uint8((scale * i + shift + 32) >> 6); - v->lutuv[i] = av_clip_uint8((scale * (i - 128) + 128*64 + 32) >> 6); - } + INIT_LUT(v->lumscale, v->lumshift, v->last_luty[0], v->last_lutuv[0], 1); + INIT_LUT(v->lumscale, v->lumshift, v->last_luty[1], v->last_lutuv[1], 1); } v->qs_last = v->s.quarter_sample; if (v->mv_mode == MV_PMODE_1MV_HPEL || v->mv_mode == MV_PMODE_1MV_HPEL_BILIN) @@ -717,7 +753,7 @@ int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) av_log(v->s.avctx, AV_LOG_DEBUG, "MB Skip plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); - /* Hopefully this is correct for P frames */ + /* Hopefully this is correct for P-frames */ v->s.mv_table_index = get_bits(gb, 2); //but using ff_vc1_ tables v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)]; @@ -796,61 +832,47 @@ int vc1_parse_frame_header(VC1Context *v, GetBitContext* gb) return 0; } -/* fill lookup tables for intensity compensation */ -#define INIT_LUT(lumscale, lumshift, luty, lutuv) \ - if (!lumscale) { \ - scale = -64; \ - shift = (255 - lumshift * 2) << 6; \ - if (lumshift > 31) \ - shift += 128 << 6; \ - } else { \ - scale = lumscale + 32; \ - if (lumshift > 31) \ - shift = (lumshift - 64) << 6; \ - else \ - shift = lumshift << 6; \ - } \ - for (i = 0; i < 256; i++) { \ - luty[i] = av_clip_uint8((scale * i + shift + 32) >> 6); \ - lutuv[i] = av_clip_uint8((scale * (i - 128) + 128*64 + 32) >> 6); \ - } - -int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) +int ff_vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) { int pqindex, lowquant; int status; int mbmodetab, imvtab, icbptab, twomvbptab, fourmvbptab; /* useful only for debugging */ - int scale, shift, i; /* for initializing LUT for intensity compensation */ + int field_mode, fcm; + v->numref = 0; v->p_frame_skipped = 0; if (v->second_field) { v->s.pict_type = (v->fptype & 1) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I; if (v->fptype & 4) v->s.pict_type = (v->fptype & 1) ? AV_PICTURE_TYPE_BI : AV_PICTURE_TYPE_B; - v->s.current_picture_ptr->f.pict_type = v->s.pict_type; + v->s.current_picture_ptr->f->pict_type = v->s.pict_type; if (!v->pic_header_flag) goto parse_common_info; } + field_mode = 0; if (v->interlace) { - v->fcm = decode012(gb); - if (v->fcm) { - if (v->fcm == 2) - v->field_mode = 1; - else - v->field_mode = 0; - if (!v->warn_interlaced++) - av_log(v->s.avctx, AV_LOG_ERROR, - "Interlaced frames/fields support is incomplete\n"); + fcm = decode012(gb); + if (fcm) { + if (fcm == ILACE_FIELD) + field_mode = 1; } + } else { + fcm = PROGRESSIVE; } + if (!v->first_pic_header_flag && v->field_mode != field_mode) + return AVERROR_INVALIDDATA; + v->field_mode = field_mode; + v->fcm = fcm; if (v->field_mode) { + v->s.mb_height = FFALIGN(v->s.height + 15 >> 4, 2); v->fptype = get_bits(gb, 3); v->s.pict_type = (v->fptype & 2) ? AV_PICTURE_TYPE_P : AV_PICTURE_TYPE_I; if (v->fptype & 4) // B-picture v->s.pict_type = (v->fptype & 2) ? AV_PICTURE_TYPE_BI : AV_PICTURE_TYPE_B; } else { + v->s.mb_height = v->s.height + 15 >> 4; switch (get_unary(gb, 0, 4)) { case 0: v->s.pict_type = AV_PICTURE_TYPE_P; @@ -881,7 +903,7 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) } } if (v->panscanflag) { - av_log_missing_feature(v->s.avctx, "Pan-scan", 0); + avpriv_report_missing_feature(v->s.avctx, "Pan-scan"); //... } if (v->p_frame_skipped) { @@ -893,30 +915,30 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) if (v->field_mode) { if (!v->refdist_flag) v->refdist = 0; - else { - if ((v->s.pict_type != AV_PICTURE_TYPE_B) - && (v->s.pict_type != AV_PICTURE_TYPE_BI)) { - v->refdist = get_bits(gb, 2); - if (v->refdist == 3) - v->refdist += get_unary(gb, 0, 16); - } else { - v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); - v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; - v->frfd = (v->bfraction * v->refdist) >> 8; - v->brfd = v->refdist - v->frfd - 1; - if (v->brfd < 0) - v->brfd = 0; - } + else if ((v->s.pict_type != AV_PICTURE_TYPE_B) && (v->s.pict_type != AV_PICTURE_TYPE_BI)) { + v->refdist = get_bits(gb, 2); + if (v->refdist == 3) + v->refdist += get_unary(gb, 0, 16); + } + if ((v->s.pict_type == AV_PICTURE_TYPE_B) || (v->s.pict_type == AV_PICTURE_TYPE_BI)) { + v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); + v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; + v->frfd = (v->bfraction * v->refdist) >> 8; + v->brfd = v->refdist - v->frfd - 1; + if (v->brfd < 0) + v->brfd = 0; } goto parse_common_info; } - if (v->finterpflag) - v->interpfrm = get_bits1(gb); - if (v->s.pict_type == AV_PICTURE_TYPE_B) { - v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); - v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; - if (v->bfraction == 0) { - v->s.pict_type = AV_PICTURE_TYPE_BI; /* XXX: should not happen here */ + if (v->fcm == PROGRESSIVE) { + if (v->finterpflag) + v->interpfrm = get_bits1(gb); + if (v->s.pict_type == AV_PICTURE_TYPE_B) { + v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); + v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; + if (v->bfraction == 0) { + v->s.pict_type = AV_PICTURE_TYPE_BI; /* XXX: should not happen here */ + } } } @@ -947,16 +969,16 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) if (v->postprocflag) v->postproc = get_bits(gb, 2); - if (v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_P) - v->use_ic = 0; - if (v->parse_only) return 0; + if (v->first_pic_header_flag) + rotate_luts(v); + switch (v->s.pict_type) { case AV_PICTURE_TYPE_I: case AV_PICTURE_TYPE_BI: - if (v->fcm == 1) { //interlace frame picture + if (v->fcm == ILACE_FRAME) { //interlace frame picture status = bitplane_decoding(v->fieldtx_plane, &v->fieldtx_is_raw, v); if (status < 0) return -1; @@ -997,13 +1019,15 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) v->dmvrange = get_unary(gb, 0, 3); else v->dmvrange = 0; - if (v->fcm == 1) { // interlaced frame picture + if (v->fcm == ILACE_FRAME) { // interlaced frame picture v->fourmvswitch = get_bits1(gb); v->intcomp = get_bits1(gb); if (v->intcomp) { v->lumscale = get_bits(gb, 6); v->lumshift = get_bits(gb, 6); - INIT_LUT(v->lumscale, v->lumshift, v->luty, v->lutuv); + INIT_LUT(v->lumscale, v->lumshift, v->last_luty[0], v->last_lutuv[0], 1); + INIT_LUT(v->lumscale, v->lumshift, v->last_luty[1], v->last_lutuv[1], 1); + v->last_use_ic = 1; } status = bitplane_decoding(v->s.mbskip_table, &v->skip_is_raw, v); av_log(v->s.avctx, AV_LOG_DEBUG, "SKIPMB plane encoding: " @@ -1037,7 +1061,7 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) v->tt_index = 1; else v->tt_index = 2; - if (v->fcm != 1) { + if (v->fcm != ILACE_FRAME) { int mvmode; mvmode = get_unary(gb, 1, 4); lowquant = (v->pq > 12) ? 0 : 1; @@ -1046,17 +1070,38 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) int mvmode2; mvmode2 = get_unary(gb, 1, 3); v->mv_mode2 = ff_vc1_mv_pmode_table2[lowquant][mvmode2]; - if (v->field_mode) - v->intcompfield = decode210(gb); - v->lumscale = get_bits(gb, 6); - v->lumshift = get_bits(gb, 6); - INIT_LUT(v->lumscale, v->lumshift, v->luty, v->lutuv); - if ((v->field_mode) && !v->intcompfield) { + if (v->field_mode) { + v->intcompfield = decode210(gb) ^ 3; + } else + v->intcompfield = 3; + + v->lumscale2 = v->lumscale = 32; + v->lumshift2 = v->lumshift = 0; + if (v->intcompfield & 1) { + v->lumscale = get_bits(gb, 6); + v->lumshift = get_bits(gb, 6); + } + if ((v->intcompfield & 2) && v->field_mode) { v->lumscale2 = get_bits(gb, 6); v->lumshift2 = get_bits(gb, 6); - INIT_LUT(v->lumscale2, v->lumshift2, v->luty2, v->lutuv2); + } else if(!v->field_mode) { + v->lumscale2 = v->lumscale; + v->lumshift2 = v->lumshift; } - v->use_ic = 1; + if (v->field_mode && v->second_field) { + if (v->cur_field_type) { + INIT_LUT(v->lumscale , v->lumshift , v->curr_luty[v->cur_field_type^1], v->curr_lutuv[v->cur_field_type^1], 0); + INIT_LUT(v->lumscale2, v->lumshift2, v->last_luty[v->cur_field_type ], v->last_lutuv[v->cur_field_type ], 1); + } else { + INIT_LUT(v->lumscale2, v->lumshift2, v->curr_luty[v->cur_field_type^1], v->curr_lutuv[v->cur_field_type^1], 0); + INIT_LUT(v->lumscale , v->lumshift , v->last_luty[v->cur_field_type ], v->last_lutuv[v->cur_field_type ], 1); + } + v->next_use_ic = v->curr_use_ic = 1; + } else { + INIT_LUT(v->lumscale , v->lumshift , v->last_luty[0], v->last_lutuv[0], 1); + INIT_LUT(v->lumscale2, v->lumshift2, v->last_luty[1], v->last_lutuv[1], 1); + } + v->last_use_ic = 1; } v->qs_last = v->s.quarter_sample; if (v->mv_mode == MV_PMODE_1MV_HPEL || v->mv_mode == MV_PMODE_1MV_HPEL_BILIN) @@ -1072,7 +1117,7 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) || (v->mv_mode == MV_PMODE_INTENSITY_COMP && v->mv_mode2 == MV_PMODE_1MV_HPEL_BILIN)); } - if (v->fcm == 0) { // progressive + if (v->fcm == PROGRESSIVE) { // progressive if ((v->mv_mode == MV_PMODE_INTENSITY_COMP && v->mv_mode2 == MV_PMODE_MIXED_MV) || v->mv_mode == MV_PMODE_MIXED_MV) { @@ -1091,10 +1136,10 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) av_log(v->s.avctx, AV_LOG_DEBUG, "MB Skip plane encoding: " "Imode: %i, Invert: %i\n", status>>1, status&1); - /* Hopefully this is correct for P frames */ + /* Hopefully this is correct for P-frames */ v->s.mv_table_index = get_bits(gb, 2); //but using ff_vc1_ tables v->cbpcy_vlc = &ff_vc1_cbpcy_p_vlc[get_bits(gb, 2)]; - } else if (v->fcm == 1) { // frame interlaced + } else if (v->fcm == ILACE_FRAME) { // frame interlaced v->qs_last = v->s.quarter_sample; v->s.quarter_sample = 1; v->s.mspel = 1; @@ -1133,9 +1178,13 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) } break; case AV_PICTURE_TYPE_B: - // TODO: implement interlaced frame B picture decoding - if (v->fcm == 1) - return -1; + if (v->fcm == ILACE_FRAME) { + v->bfraction_lut_index = get_vlc2(gb, ff_vc1_bfraction_vlc.table, VC1_BFRACTION_VLC_BITS, 1); + v->bfraction = ff_vc1_bfraction_lut[v->bfraction_lut_index]; + if (v->bfraction == 0) { + return -1; + } + } if (v->extended_mv) v->mvrange = get_unary(gb, 0, 3); else @@ -1181,6 +1230,38 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) v->fourmvbp_vlc = &ff_vc1_4mv_block_pattern_vlc[fourmvbptab]; } v->numref = 1; // interlaced field B pictures are always 2-ref + } else if (v->fcm == ILACE_FRAME) { + if (v->extended_dmv) + v->dmvrange = get_unary(gb, 0, 3); + if (get_bits1(gb)) /* intcomp - present but shall always be 0 */ + av_log(v->s.avctx, AV_LOG_WARNING, "Intensity compensation set for B picture\n"); + v->intcomp = 0; + v->mv_mode = MV_PMODE_1MV; + v->fourmvswitch = 0; + v->qs_last = v->s.quarter_sample; + v->s.quarter_sample = 1; + v->s.mspel = 1; + status = bitplane_decoding(v->direct_mb_plane, &v->dmb_is_raw, v); + if (status < 0) + return -1; + av_log(v->s.avctx, AV_LOG_DEBUG, "MB Direct Type plane encoding: " + "Imode: %i, Invert: %i\n", status>>1, status&1); + status = bitplane_decoding(v->s.mbskip_table, &v->skip_is_raw, v); + if (status < 0) + return -1; + av_log(v->s.avctx, AV_LOG_DEBUG, "MB Skip plane encoding: " + "Imode: %i, Invert: %i\n", status>>1, status&1); + mbmodetab = get_bits(gb, 2); + v->mbmode_vlc = &ff_vc1_intfr_non4mv_mbmode_vlc[mbmodetab]; + imvtab = get_bits(gb, 2); + v->imv_vlc = &ff_vc1_1ref_mvdata_vlc[imvtab]; + // interlaced p/b-picture cbpcy range is [1, 63] + icbptab = get_bits(gb, 3); + v->cbpcy_vlc = &ff_vc1_icbpcy_vlc[icbptab]; + twomvbptab = get_bits(gb, 2); + v->twomvbp_vlc = &ff_vc1_2mv_block_pattern_vlc[twomvbptab]; + fourmvbptab = get_bits(gb, 2); + v->fourmvbp_vlc = &ff_vc1_4mv_block_pattern_vlc[fourmvbptab]; } else { v->mv_mode = get_bits1(gb) ? MV_PMODE_1MV : MV_PMODE_1MV_HPEL_BILIN; v->qs_last = v->s.quarter_sample; @@ -1218,6 +1299,11 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) break; } + if (v->fcm != PROGRESSIVE && !v->s.quarter_sample) { + v->range_x <<= 1; + v->range_y <<= 1; + } + /* AC Syntax */ v->c_ac_table_index = decode012(gb); if (v->s.pict_type == AV_PICTURE_TYPE_I || v->s.pict_type == AV_PICTURE_TYPE_BI) { @@ -1238,3 +1324,367 @@ int vc1_parse_frame_header_adv(VC1Context *v, GetBitContext* gb) } return 0; } + +static const uint32_t vc1_ac_tables[AC_MODES][186][2] = { +{ +{ 0x0001, 2}, { 0x0005, 3}, { 0x000D, 4}, { 0x0012, 5}, { 0x000E, 6}, { 0x0015, 7}, +{ 0x0013, 8}, { 0x003F, 8}, { 0x004B, 9}, { 0x011F, 9}, { 0x00B8, 10}, { 0x03E3, 10}, +{ 0x0172, 11}, { 0x024D, 12}, { 0x03DA, 12}, { 0x02DD, 13}, { 0x1F55, 13}, { 0x05B9, 14}, +{ 0x3EAE, 14}, { 0x0000, 4}, { 0x0010, 5}, { 0x0008, 7}, { 0x0020, 8}, { 0x0029, 9}, +{ 0x01F4, 9}, { 0x0233, 10}, { 0x01E0, 11}, { 0x012A, 12}, { 0x03DD, 12}, { 0x050A, 13}, +{ 0x1F29, 13}, { 0x0A42, 14}, { 0x1272, 15}, { 0x1737, 15}, { 0x0003, 5}, { 0x0011, 7}, +{ 0x00C4, 8}, { 0x004B, 10}, { 0x00B4, 11}, { 0x07D4, 11}, { 0x0345, 12}, { 0x02D7, 13}, +{ 0x07BF, 13}, { 0x0938, 14}, { 0x0BBB, 14}, { 0x095E, 15}, { 0x0013, 5}, { 0x0078, 7}, +{ 0x0069, 9}, { 0x0232, 10}, { 0x0461, 11}, { 0x03EC, 12}, { 0x0520, 13}, { 0x1F2A, 13}, +{ 0x3E50, 14}, { 0x3E51, 14}, { 0x1486, 15}, { 0x000C, 6}, { 0x0024, 9}, { 0x0094, 11}, +{ 0x08C0, 12}, { 0x0F09, 14}, { 0x1EF0, 15}, { 0x003D, 6}, { 0x0053, 9}, { 0x01A0, 11}, +{ 0x02D6, 13}, { 0x0F08, 14}, { 0x0013, 7}, { 0x007C, 9}, { 0x07C1, 11}, { 0x04AC, 14}, +{ 0x001B, 7}, { 0x00A0, 10}, { 0x0344, 12}, { 0x0F79, 14}, { 0x0079, 7}, { 0x03E1, 10}, +{ 0x02D4, 13}, { 0x2306, 14}, { 0x0021, 8}, { 0x023C, 10}, { 0x0FAE, 12}, { 0x23DE, 14}, +{ 0x0035, 8}, { 0x0175, 11}, { 0x07B3, 13}, { 0x00C5, 8}, { 0x0174, 11}, { 0x0785, 13}, +{ 0x0048, 9}, { 0x01A3, 11}, { 0x049E, 13}, { 0x002C, 9}, { 0x00FA, 10}, { 0x07D6, 11}, +{ 0x0092, 10}, { 0x05CC, 13}, { 0x1EF1, 15}, { 0x00A3, 10}, { 0x03ED, 12}, { 0x093E, 14}, +{ 0x01E2, 11}, { 0x1273, 15}, { 0x07C4, 11}, { 0x1487, 15}, { 0x0291, 12}, { 0x0293, 12}, +{ 0x0F8A, 12}, { 0x0509, 13}, { 0x0508, 13}, { 0x078D, 13}, { 0x07BE, 13}, { 0x078C, 13}, +{ 0x04AE, 14}, { 0x0BBA, 14}, { 0x2307, 14}, { 0x0B9A, 14}, { 0x1736, 15}, { 0x000E, 4}, +{ 0x0045, 7}, { 0x01F3, 9}, { 0x047A, 11}, { 0x05DC, 13}, { 0x23DF, 14}, { 0x0019, 5}, +{ 0x0028, 9}, { 0x0176, 11}, { 0x049D, 13}, { 0x23DD, 14}, { 0x0030, 6}, { 0x00A2, 10}, +{ 0x02EF, 12}, { 0x05B8, 14}, { 0x003F, 6}, { 0x00A5, 10}, { 0x03DB, 12}, { 0x093F, 14}, +{ 0x0044, 7}, { 0x07CB, 11}, { 0x095F, 15}, { 0x0063, 7}, { 0x03C3, 12}, { 0x0015, 8}, +{ 0x08F6, 12}, { 0x0017, 8}, { 0x0498, 13}, { 0x002C, 8}, { 0x07B2, 13}, { 0x002F, 8}, +{ 0x1F54, 13}, { 0x008D, 8}, { 0x07BD, 13}, { 0x008E, 8}, { 0x1182, 13}, { 0x00FB, 8}, +{ 0x050B, 13}, { 0x002D, 8}, { 0x07C0, 11}, { 0x0079, 9}, { 0x1F5F, 13}, { 0x007A, 9}, +{ 0x1F56, 13}, { 0x0231, 10}, { 0x03E4, 10}, { 0x01A1, 11}, { 0x0143, 11}, { 0x01F7, 11}, +{ 0x016F, 12}, { 0x0292, 12}, { 0x02E7, 12}, { 0x016C, 12}, { 0x016D, 12}, { 0x03DC, 12}, +{ 0x0F8B, 12}, { 0x0499, 13}, { 0x03D8, 12}, { 0x078E, 13}, { 0x02D5, 13}, { 0x1F5E, 13}, +{ 0x1F2B, 13}, { 0x078F, 13}, { 0x04AD, 14}, { 0x3EAF, 14}, { 0x23DC, 14}, { 0x004A, 9} +}, +{ +{ 0x0000, 3}, { 0x0003, 4}, { 0x000B, 5}, { 0x0014, 6}, { 0x003F, 6}, { 0x005D, 7}, +{ 0x00A2, 8}, { 0x00AC, 9}, { 0x016E, 9}, { 0x020A, 10}, { 0x02E2, 10}, { 0x0432, 11}, +{ 0x05C9, 11}, { 0x0827, 12}, { 0x0B54, 12}, { 0x04E6, 13}, { 0x105F, 13}, { 0x172A, 13}, +{ 0x20B2, 14}, { 0x2D4E, 14}, { 0x39F0, 14}, { 0x4175, 15}, { 0x5A9E, 15}, { 0x0004, 4}, +{ 0x001E, 5}, { 0x0042, 7}, { 0x00B6, 8}, { 0x0173, 9}, { 0x0395, 10}, { 0x072E, 11}, +{ 0x0B94, 12}, { 0x16A4, 13}, { 0x20B3, 14}, { 0x2E45, 14}, { 0x0005, 5}, { 0x0040, 7}, +{ 0x0049, 9}, { 0x028F, 10}, { 0x05CB, 11}, { 0x048A, 13}, { 0x09DD, 14}, { 0x73E2, 15}, +{ 0x0018, 5}, { 0x0025, 8}, { 0x008A, 10}, { 0x051B, 11}, { 0x0E5F, 12}, { 0x09C9, 14}, +{ 0x139C, 15}, { 0x0029, 6}, { 0x004F, 9}, { 0x0412, 11}, { 0x048D, 13}, { 0x2E41, 14}, +{ 0x0038, 6}, { 0x010E, 9}, { 0x05A8, 11}, { 0x105C, 13}, { 0x39F2, 14}, { 0x0058, 7}, +{ 0x021F, 10}, { 0x0E7E, 12}, { 0x39FF, 14}, { 0x0023, 8}, { 0x02E3, 10}, { 0x04E5, 13}, +{ 0x2E40, 14}, { 0x00A1, 8}, { 0x05BE, 11}, { 0x09C8, 14}, { 0x0083, 8}, { 0x013A, 11}, +{ 0x1721, 13}, { 0x0044, 9}, { 0x0276, 12}, { 0x39F6, 14}, { 0x008B, 10}, { 0x04EF, 13}, +{ 0x5A9B, 15}, { 0x0208, 10}, { 0x1CFE, 13}, { 0x0399, 10}, { 0x1CB4, 13}, { 0x039E, 10}, +{ 0x39F3, 14}, { 0x05AB, 11}, { 0x73E3, 15}, { 0x0737, 11}, { 0x5A9F, 15}, { 0x082D, 12}, +{ 0x0E69, 12}, { 0x0E68, 12}, { 0x0433, 11}, { 0x0B7B, 12}, { 0x2DF8, 14}, { 0x2E56, 14}, +{ 0x2E57, 14}, { 0x39F7, 14}, { 0x51A5, 15}, { 0x0003, 3}, { 0x002A, 6}, { 0x00E4, 8}, +{ 0x028E, 10}, { 0x0735, 11}, { 0x1058, 13}, { 0x1CFA, 13}, { 0x2DF9, 14}, { 0x4174, 15}, +{ 0x0009, 4}, { 0x0054, 8}, { 0x0398, 10}, { 0x048B, 13}, { 0x139D, 15}, { 0x000D, 4}, +{ 0x00AD, 9}, { 0x0826, 12}, { 0x2D4C, 14}, { 0x0011, 5}, { 0x016B, 9}, { 0x0B7F, 12}, +{ 0x51A4, 15}, { 0x0019, 5}, { 0x021B, 10}, { 0x16FD, 13}, { 0x001D, 5}, { 0x0394, 10}, +{ 0x28D3, 14}, { 0x002B, 6}, { 0x05BC, 11}, { 0x5A9A, 15}, { 0x002F, 6}, { 0x0247, 12}, +{ 0x0010, 7}, { 0x0A35, 12}, { 0x003E, 6}, { 0x0B7A, 12}, { 0x0059, 7}, { 0x105E, 13}, +{ 0x0026, 8}, { 0x09CF, 14}, { 0x0055, 8}, { 0x1CB5, 13}, { 0x0057, 8}, { 0x0E5B, 12}, +{ 0x00A0, 8}, { 0x1468, 13}, { 0x0170, 9}, { 0x0090, 10}, { 0x01CE, 9}, { 0x021A, 10}, +{ 0x0218, 10}, { 0x0168, 9}, { 0x021E, 10}, { 0x0244, 12}, { 0x0736, 11}, { 0x0138, 11}, +{ 0x0519, 11}, { 0x0E5E, 12}, { 0x072C, 11}, { 0x0B55, 12}, { 0x09DC, 14}, { 0x20BB, 14}, +{ 0x048C, 13}, { 0x1723, 13}, { 0x2E44, 14}, { 0x16A5, 13}, { 0x0518, 11}, { 0x39FE, 14}, +{ 0x0169, 9} +}, +{ +{ 0x0001, 2}, { 0x0006, 3}, { 0x000F, 4}, { 0x0016, 5}, { 0x0020, 6}, { 0x0018, 7}, +{ 0x0008, 8}, { 0x009A, 8}, { 0x0056, 9}, { 0x013E, 9}, { 0x00F0, 10}, { 0x03A5, 10}, +{ 0x0077, 11}, { 0x01EF, 11}, { 0x009A, 12}, { 0x005D, 13}, { 0x0001, 4}, { 0x0011, 5}, +{ 0x0002, 7}, { 0x000B, 8}, { 0x0012, 9}, { 0x01D6, 9}, { 0x027E, 10}, { 0x0191, 11}, +{ 0x00EA, 12}, { 0x03DC, 12}, { 0x013B, 13}, { 0x0004, 5}, { 0x0014, 7}, { 0x009E, 8}, +{ 0x0009, 10}, { 0x01AC, 11}, { 0x01E2, 11}, { 0x03CA, 12}, { 0x005F, 13}, { 0x0017, 5}, +{ 0x004E, 7}, { 0x005E, 9}, { 0x00F3, 10}, { 0x01AD, 11}, { 0x00EC, 12}, { 0x05F0, 13}, +{ 0x000E, 6}, { 0x00E1, 8}, { 0x03A4, 10}, { 0x009C, 12}, { 0x013D, 13}, { 0x003B, 6}, +{ 0x001C, 9}, { 0x0014, 11}, { 0x09BE, 12}, { 0x0006, 7}, { 0x007A, 9}, { 0x0190, 11}, +{ 0x0137, 13}, { 0x001B, 7}, { 0x0008, 10}, { 0x075C, 11}, { 0x0071, 7}, { 0x00D7, 10}, +{ 0x09BF, 12}, { 0x0007, 8}, { 0x00AF, 10}, { 0x04CC, 11}, { 0x0034, 8}, { 0x0265, 10}, +{ 0x009F, 12}, { 0x00E0, 8}, { 0x0016, 11}, { 0x0327, 12}, { 0x0015, 9}, { 0x017D, 11}, +{ 0x0EBB, 12}, { 0x0014, 9}, { 0x00F6, 10}, { 0x01E4, 11}, { 0x00CB, 10}, { 0x099D, 12}, +{ 0x00CA, 10}, { 0x02FC, 12}, { 0x017F, 11}, { 0x04CD, 11}, { 0x02FD, 12}, { 0x04FE, 11}, +{ 0x013A, 13}, { 0x000A, 4}, { 0x0042, 7}, { 0x01D3, 9}, { 0x04DD, 11}, { 0x0012, 5}, +{ 0x00E8, 8}, { 0x004C, 11}, { 0x0136, 13}, { 0x0039, 6}, { 0x0264, 10}, { 0x0EBA, 12}, +{ 0x0000, 7}, { 0x00AE, 10}, { 0x099C, 12}, { 0x001F, 7}, { 0x04DE, 11}, { 0x0043, 7}, +{ 0x04DC, 11}, { 0x0003, 8}, { 0x03CB, 12}, { 0x0006, 8}, { 0x099E, 12}, { 0x002A, 8}, +{ 0x05F1, 13}, { 0x000F, 8}, { 0x09FE, 12}, { 0x0033, 8}, { 0x09FF, 12}, { 0x0098, 8}, +{ 0x099F, 12}, { 0x00EA, 8}, { 0x013C, 13}, { 0x002E, 8}, { 0x0192, 11}, { 0x0136, 9}, +{ 0x006A, 9}, { 0x0015, 11}, { 0x03AF, 10}, { 0x01E3, 11}, { 0x0074, 11}, { 0x00EB, 12}, +{ 0x02F9, 12}, { 0x005C, 13}, { 0x00ED, 12}, { 0x03DD, 12}, { 0x0326, 12}, { 0x005E, 13}, +{ 0x0016, 7} +}, +{ +{ 0x0004, 3}, { 0x0014, 5}, { 0x0017, 7}, { 0x007F, 8}, { 0x0154, 9}, { 0x01F2, 10}, +{ 0x00BF, 11}, { 0x0065, 12}, { 0x0AAA, 12}, { 0x0630, 13}, { 0x1597, 13}, { 0x03B7, 14}, +{ 0x2B22, 14}, { 0x0BE6, 15}, { 0x000B, 4}, { 0x0037, 7}, { 0x0062, 9}, { 0x0007, 11}, +{ 0x0166, 12}, { 0x00CE, 13}, { 0x1590, 13}, { 0x05F6, 14}, { 0x0BE7, 15}, { 0x0007, 5}, +{ 0x006D, 8}, { 0x0003, 11}, { 0x031F, 12}, { 0x05F2, 14}, { 0x0002, 6}, { 0x0061, 9}, +{ 0x0055, 12}, { 0x01DF, 14}, { 0x001A, 6}, { 0x001E, 10}, { 0x0AC9, 12}, { 0x2B23, 14}, +{ 0x001E, 6}, { 0x001F, 10}, { 0x0AC3, 12}, { 0x2B2B, 14}, { 0x0006, 7}, { 0x0004, 11}, +{ 0x02F8, 13}, { 0x0019, 7}, { 0x0006, 11}, { 0x063D, 13}, { 0x0057, 7}, { 0x0182, 11}, +{ 0x2AA2, 14}, { 0x0004, 8}, { 0x0180, 11}, { 0x059C, 14}, { 0x007D, 8}, { 0x0164, 12}, +{ 0x076D, 15}, { 0x0002, 9}, { 0x018D, 11}, { 0x1581, 13}, { 0x00AD, 8}, { 0x0060, 12}, +{ 0x0C67, 14}, { 0x001C, 9}, { 0x00EE, 13}, { 0x0003, 9}, { 0x02CF, 13}, { 0x00D9, 9}, +{ 0x1580, 13}, { 0x0002, 11}, { 0x0183, 11}, { 0x0057, 12}, { 0x0061, 12}, { 0x0031, 11}, +{ 0x0066, 12}, { 0x0631, 13}, { 0x0632, 13}, { 0x00AC, 13}, { 0x031D, 12}, { 0x0076, 12}, +{ 0x003A, 11}, { 0x0165, 12}, { 0x0C66, 14}, { 0x0003, 2}, { 0x0054, 7}, { 0x02AB, 10}, +{ 0x0016, 13}, { 0x05F7, 14}, { 0x0005, 4}, { 0x00F8, 9}, { 0x0AA9, 12}, { 0x005F, 15}, +{ 0x0004, 4}, { 0x001C, 10}, { 0x1550, 13}, { 0x0004, 5}, { 0x0077, 11}, { 0x076C, 15}, +{ 0x000E, 5}, { 0x000A, 12}, { 0x000C, 5}, { 0x0562, 11}, { 0x0004, 6}, { 0x031C, 12}, +{ 0x0006, 6}, { 0x00C8, 13}, { 0x000D, 6}, { 0x01DA, 13}, { 0x0007, 6}, { 0x00C9, 13}, +{ 0x0001, 7}, { 0x002E, 14}, { 0x0014, 7}, { 0x1596, 13}, { 0x000A, 7}, { 0x0AC2, 12}, +{ 0x0016, 7}, { 0x015B, 14}, { 0x0015, 7}, { 0x015A, 14}, { 0x000F, 8}, { 0x005E, 15}, +{ 0x007E, 8}, { 0x00AB, 8}, { 0x002D, 9}, { 0x00D8, 9}, { 0x000B, 9}, { 0x0014, 10}, +{ 0x02B3, 10}, { 0x01F3, 10}, { 0x003A, 10}, { 0x0000, 10}, { 0x0058, 10}, { 0x002E, 9}, +{ 0x005E, 10}, { 0x0563, 11}, { 0x00EC, 12}, { 0x0054, 12}, { 0x0AC1, 12}, { 0x1556, 13}, +{ 0x02FA, 13}, { 0x0181, 11}, { 0x1557, 13}, { 0x059D, 14}, { 0x2AA3, 14}, { 0x2B2A, 14}, +{ 0x01DE, 14}, { 0x063C, 13}, { 0x00CF, 13}, { 0x1594, 13}, { 0x000D, 9} +}, +{ +{ 0x0002, 2}, { 0x0006, 3}, { 0x000F, 4}, { 0x000D, 5}, { 0x000C, 5}, { 0x0015, 6}, +{ 0x0013, 6}, { 0x0012, 6}, { 0x0017, 7}, { 0x001F, 8}, { 0x001E, 8}, { 0x001D, 8}, +{ 0x0025, 9}, { 0x0024, 9}, { 0x0023, 9}, { 0x0021, 9}, { 0x0021, 10}, { 0x0020, 10}, +{ 0x000F, 10}, { 0x000E, 10}, { 0x0007, 11}, { 0x0006, 11}, { 0x0020, 11}, { 0x0021, 11}, +{ 0x0050, 12}, { 0x0051, 12}, { 0x0052, 12}, { 0x000E, 4}, { 0x0014, 6}, { 0x0016, 7}, +{ 0x001C, 8}, { 0x0020, 9}, { 0x001F, 9}, { 0x000D, 10}, { 0x0022, 11}, { 0x0053, 12}, +{ 0x0055, 12}, { 0x000B, 5}, { 0x0015, 7}, { 0x001E, 9}, { 0x000C, 10}, { 0x0056, 12}, +{ 0x0011, 6}, { 0x001B, 8}, { 0x001D, 9}, { 0x000B, 10}, { 0x0010, 6}, { 0x0022, 9}, +{ 0x000A, 10}, { 0x000D, 6}, { 0x001C, 9}, { 0x0008, 10}, { 0x0012, 7}, { 0x001B, 9}, +{ 0x0054, 12}, { 0x0014, 7}, { 0x001A, 9}, { 0x0057, 12}, { 0x0019, 8}, { 0x0009, 10}, +{ 0x0018, 8}, { 0x0023, 11}, { 0x0017, 8}, { 0x0019, 9}, { 0x0018, 9}, { 0x0007, 10}, +{ 0x0058, 12}, { 0x0007, 4}, { 0x000C, 6}, { 0x0016, 8}, { 0x0017, 9}, { 0x0006, 10}, +{ 0x0005, 11}, { 0x0004, 11}, { 0x0059, 12}, { 0x000F, 6}, { 0x0016, 9}, { 0x0005, 10}, +{ 0x000E, 6}, { 0x0004, 10}, { 0x0011, 7}, { 0x0024, 11}, { 0x0010, 7}, { 0x0025, 11}, +{ 0x0013, 7}, { 0x005A, 12}, { 0x0015, 8}, { 0x005B, 12}, { 0x0014, 8}, { 0x0013, 8}, +{ 0x001A, 8}, { 0x0015, 9}, { 0x0014, 9}, { 0x0013, 9}, { 0x0012, 9}, { 0x0011, 9}, +{ 0x0026, 11}, { 0x0027, 11}, { 0x005C, 12}, { 0x005D, 12}, { 0x005E, 12}, { 0x005F, 12}, +{ 0x0003, 7} +}, +{ +{ 0x0002, 2}, { 0x000F, 4}, { 0x0015, 6}, { 0x0017, 7}, { 0x001F, 8}, { 0x0025, 9}, +{ 0x0024, 9}, { 0x0021, 10}, { 0x0020, 10}, { 0x0007, 11}, { 0x0006, 11}, { 0x0020, 11}, +{ 0x0006, 3}, { 0x0014, 6}, { 0x001E, 8}, { 0x000F, 10}, { 0x0021, 11}, { 0x0050, 12}, +{ 0x000E, 4}, { 0x001D, 8}, { 0x000E, 10}, { 0x0051, 12}, { 0x000D, 5}, { 0x0023, 9}, +{ 0x000D, 10}, { 0x000C, 5}, { 0x0022, 9}, { 0x0052, 12}, { 0x000B, 5}, { 0x000C, 10}, +{ 0x0053, 12}, { 0x0013, 6}, { 0x000B, 10}, { 0x0054, 12}, { 0x0012, 6}, { 0x000A, 10}, +{ 0x0011, 6}, { 0x0009, 10}, { 0x0010, 6}, { 0x0008, 10}, { 0x0016, 7}, { 0x0055, 12}, +{ 0x0015, 7}, { 0x0014, 7}, { 0x001C, 8}, { 0x001B, 8}, { 0x0021, 9}, { 0x0020, 9}, +{ 0x001F, 9}, { 0x001E, 9}, { 0x001D, 9}, { 0x001C, 9}, { 0x001B, 9}, { 0x001A, 9}, +{ 0x0022, 11}, { 0x0023, 11}, { 0x0056, 12}, { 0x0057, 12}, { 0x0007, 4}, { 0x0019, 9}, +{ 0x0005, 11}, { 0x000F, 6}, { 0x0004, 11}, { 0x000E, 6}, { 0x000D, 6}, { 0x000C, 6}, +{ 0x0013, 7}, { 0x0012, 7}, { 0x0011, 7}, { 0x0010, 7}, { 0x001A, 8}, { 0x0019, 8}, +{ 0x0018, 8}, { 0x0017, 8}, { 0x0016, 8}, { 0x0015, 8}, { 0x0014, 8}, { 0x0013, 8}, +{ 0x0018, 9}, { 0x0017, 9}, { 0x0016, 9}, { 0x0015, 9}, { 0x0014, 9}, { 0x0013, 9}, +{ 0x0012, 9}, { 0x0011, 9}, { 0x0007, 10}, { 0x0006, 10}, { 0x0005, 10}, { 0x0004, 10}, +{ 0x0024, 11}, { 0x0025, 11}, { 0x0026, 11}, { 0x0027, 11}, { 0x0058, 12}, { 0x0059, 12}, +{ 0x005A, 12}, { 0x005B, 12}, { 0x005C, 12}, { 0x005D, 12}, { 0x005E, 12}, { 0x005F, 12}, +{ 0x0003, 7} +}, +{ +{ 0x0000, 2}, { 0x0003, 3}, { 0x000D, 4}, { 0x0005, 4}, { 0x001C, 5}, { 0x0016, 5}, +{ 0x003F, 6}, { 0x003A, 6}, { 0x002E, 6}, { 0x0022, 6}, { 0x007B, 7}, { 0x0067, 7}, +{ 0x005F, 7}, { 0x0047, 7}, { 0x0026, 7}, { 0x00EF, 8}, { 0x00CD, 8}, { 0x00C1, 8}, +{ 0x00A9, 8}, { 0x004F, 8}, { 0x01F2, 9}, { 0x01DD, 9}, { 0x0199, 9}, { 0x0185, 9}, +{ 0x015D, 9}, { 0x011B, 9}, { 0x03EF, 10}, { 0x03E1, 10}, { 0x03C8, 10}, { 0x0331, 10}, +{ 0x0303, 10}, { 0x02F1, 10}, { 0x02A0, 10}, { 0x0233, 10}, { 0x0126, 10}, { 0x07C0, 11}, +{ 0x076F, 11}, { 0x076C, 11}, { 0x0661, 11}, { 0x0604, 11}, { 0x0572, 11}, { 0x0551, 11}, +{ 0x046A, 11}, { 0x0274, 11}, { 0x0F27, 12}, { 0x0F24, 12}, { 0x0EDB, 12}, { 0x0C8E, 12}, +{ 0x0C0B, 12}, { 0x0C0A, 12}, { 0x0AE3, 12}, { 0x08D6, 12}, { 0x0490, 12}, { 0x0495, 12}, +{ 0x1F19, 13}, { 0x1DB5, 13}, { 0x0009, 4}, { 0x0010, 5}, { 0x0029, 6}, { 0x0062, 7}, +{ 0x00F3, 8}, { 0x00AD, 8}, { 0x01E5, 9}, { 0x0179, 9}, { 0x009C, 9}, { 0x03B1, 10}, +{ 0x02AE, 10}, { 0x0127, 10}, { 0x076E, 11}, { 0x0570, 11}, { 0x0275, 11}, { 0x0F25, 12}, +{ 0x0EC0, 12}, { 0x0AA0, 12}, { 0x08D7, 12}, { 0x1E4C, 13}, { 0x0008, 5}, { 0x0063, 7}, +{ 0x00AF, 8}, { 0x017B, 9}, { 0x03B3, 10}, { 0x07DD, 11}, { 0x0640, 11}, { 0x0F8D, 12}, +{ 0x0BC1, 12}, { 0x0491, 12}, { 0x0028, 6}, { 0x00C3, 8}, { 0x0151, 9}, { 0x02A1, 10}, +{ 0x0573, 11}, { 0x0EC3, 12}, { 0x1F35, 13}, { 0x0065, 7}, { 0x01DA, 9}, { 0x02AF, 10}, +{ 0x0277, 11}, { 0x08C9, 12}, { 0x1781, 13}, { 0x0025, 7}, { 0x0118, 9}, { 0x0646, 11}, +{ 0x0AA6, 12}, { 0x1780, 13}, { 0x00C9, 8}, { 0x0321, 10}, { 0x0F9B, 12}, { 0x191E, 13}, +{ 0x0048, 8}, { 0x07CC, 11}, { 0x0AA1, 12}, { 0x0180, 9}, { 0x0465, 11}, { 0x1905, 13}, +{ 0x03E2, 10}, { 0x0EC1, 12}, { 0x3C9B, 14}, { 0x02F4, 10}, { 0x08C8, 12}, { 0x07C1, 11}, +{ 0x0928, 13}, { 0x05E1, 11}, { 0x320D, 14}, { 0x0EC2, 12}, { 0x6418, 15}, { 0x1F34, 13}, +{ 0x0078, 7}, { 0x0155, 9}, { 0x0552, 11}, { 0x191F, 13}, { 0x00FA, 8}, { 0x07DC, 11}, +{ 0x1907, 13}, { 0x00AC, 8}, { 0x0249, 11}, { 0x13B1, 14}, { 0x01F6, 9}, { 0x0AE2, 12}, +{ 0x01DC, 9}, { 0x04ED, 12}, { 0x0184, 9}, { 0x1904, 13}, { 0x0156, 9}, { 0x09D9, 13}, +{ 0x03E7, 10}, { 0x0929, 13}, { 0x03B2, 10}, { 0x3B68, 14}, { 0x02F5, 10}, { 0x13B0, 14}, +{ 0x0322, 10}, { 0x3B69, 14}, { 0x0234, 10}, { 0x7935, 15}, { 0x07C7, 11}, { 0xC833, 16}, +{ 0x0660, 11}, { 0x7934, 15}, { 0x024B, 11}, { 0xC832, 16}, { 0x0AA7, 12}, { 0x1F18, 13}, +{ 0x007A, 7} +}, +{ +{ 0x0002, 2}, { 0x0000, 3}, { 0x001E, 5}, { 0x0004, 5}, { 0x0012, 6}, { 0x0070, 7}, +{ 0x001A, 7}, { 0x005F, 8}, { 0x0047, 8}, { 0x01D3, 9}, { 0x00B5, 9}, { 0x0057, 9}, +{ 0x03B5, 10}, { 0x016D, 10}, { 0x0162, 10}, { 0x07CE, 11}, { 0x0719, 11}, { 0x0691, 11}, +{ 0x02C6, 11}, { 0x0156, 11}, { 0x0F92, 12}, { 0x0D2E, 12}, { 0x0D20, 12}, { 0x059E, 12}, +{ 0x0468, 12}, { 0x02A6, 12}, { 0x1DA2, 13}, { 0x1C60, 13}, { 0x1A43, 13}, { 0x0B1D, 13}, +{ 0x08C0, 13}, { 0x055D, 13}, { 0x0003, 3}, { 0x000A, 5}, { 0x0077, 7}, { 0x00E5, 8}, +{ 0x01D9, 9}, { 0x03E5, 10}, { 0x0166, 10}, { 0x0694, 11}, { 0x0152, 11}, { 0x059F, 12}, +{ 0x1F3C, 13}, { 0x1A4B, 13}, { 0x055E, 13}, { 0x000C, 4}, { 0x007D, 7}, { 0x0044, 8}, +{ 0x03E0, 10}, { 0x0769, 11}, { 0x0E31, 12}, { 0x1F26, 13}, { 0x055C, 13}, { 0x001B, 5}, +{ 0x00E2, 8}, { 0x03A5, 10}, { 0x02C9, 11}, { 0x1F23, 13}, { 0x3B47, 14}, { 0x0007, 5}, +{ 0x01D8, 9}, { 0x02D8, 11}, { 0x1F27, 13}, { 0x3494, 14}, { 0x0035, 6}, { 0x03E1, 10}, +{ 0x059C, 12}, { 0x38C3, 14}, { 0x000C, 6}, { 0x0165, 10}, { 0x1D23, 13}, { 0x1638, 14}, +{ 0x0068, 7}, { 0x0693, 11}, { 0x3A45, 14}, { 0x0020, 7}, { 0x0F90, 12}, { 0x7CF6, 15}, +{ 0x00E8, 8}, { 0x058F, 12}, { 0x2CEF, 15}, { 0x0045, 8}, { 0x0B3A, 13}, { 0x01F1, 9}, +{ 0x3B46, 14}, { 0x01A7, 9}, { 0x1676, 14}, { 0x0056, 9}, { 0x692A, 15}, { 0x038D, 10}, +{ 0xE309, 16}, { 0x00AA, 10}, { 0x1C611, 17}, { 0x02DF, 11}, { 0xB3B9, 17}, { 0x02C8, 11}, +{ 0x38C20, 18}, { 0x01B0, 11}, { 0x16390, 18}, { 0x0F9F, 12}, { 0x16771, 18}, { 0x0ED0, 12}, +{ 0x71843, 19}, { 0x0D2A, 12}, { 0xF9E8C, 20}, { 0x0461, 12}, { 0xF9E8E, 20}, { 0x0B67, 13}, +{ 0x055F, 13}, { 0x003F, 6}, { 0x006D, 9}, { 0x0E90, 12}, { 0x054E, 13}, { 0x0013, 6}, +{ 0x0119, 10}, { 0x0B66, 13}, { 0x000B, 6}, { 0x0235, 11}, { 0x7CF5, 15}, { 0x0075, 7}, +{ 0x0D24, 12}, { 0xF9E9, 16}, { 0x002E, 7}, { 0x1F22, 13}, { 0x0021, 7}, { 0x054F, 13}, +{ 0x0014, 7}, { 0x3A44, 14}, { 0x00E4, 8}, { 0x7CF7, 15}, { 0x005E, 8}, { 0x7185, 15}, +{ 0x0037, 8}, { 0x2C73, 15}, { 0x01DB, 9}, { 0x59DD, 16}, { 0x01C7, 9}, { 0x692B, 15}, +{ 0x01A6, 9}, { 0x58E5, 16}, { 0x00B4, 9}, { 0x1F3D0, 17}, { 0x00B0, 9}, { 0xB1C9, 17}, +{ 0x03E6, 10}, { 0x16770, 18}, { 0x016E, 10}, { 0x3E7A2, 18}, { 0x011B, 10}, { 0xF9E8D, 20}, +{ 0x00D9, 10}, { 0xF9E8F, 20}, { 0x00A8, 10}, { 0x2C723, 19}, { 0x0749, 11}, { 0xE3084, 20}, +{ 0x0696, 11}, { 0x58E45, 20}, { 0x02DE, 11}, { 0xB1C88, 21}, { 0x0231, 11}, { 0x1C610A, 21}, +{ 0x01B1, 11}, { 0x71842D, 23}, { 0x0D2B, 12}, { 0x38C217, 22}, { 0x0D2F, 12}, { 0x163913, 22}, +{ 0x05B2, 12}, { 0x163912, 22}, { 0x0469, 12}, { 0x71842C, 23}, { 0x1A42, 13}, { 0x08C1, 13}, +{ 0x0073, 7} +} +}; + +static const uint16_t vlc_offs[] = { + 0, 520, 552, 616, 1128, 1160, 1224, 1740, 1772, 1836, 1900, 2436, + 2986, 3050, 3610, 4154, 4218, 4746, 5326, 5390, 5902, 6554, 7658, 8342, + 9304, 9988, 10630, 11234, 12174, 13006, 13560, 14232, 14786, 15432, 16350, 17522, + 20372, 21818, 22330, 22394, 23166, 23678, 23742, 24820, 25332, 25396, 26460, 26980, + 27048, 27592, 27600, 27608, 27616, 27624, 28224, 28258, 28290, 28802, 28834, 28866, + 29378, 29412, 29444, 29960, 29994, 30026, 30538, 30572, 30604, 31120, 31154, 31186, + 31714, 31746, 31778, 32306, 32340, 32372 +}; + +/** + * Init VC-1 specific tables and VC1Context members + * @param v The VC1Context to initialize + * @return Status + */ +av_cold int ff_vc1_init_common(VC1Context *v) +{ + static int done = 0; + int i = 0; + static VLC_TYPE vlc_table[32372][2]; + + v->hrd_rate = v->hrd_buffer = NULL; + + /* VLC tables */ + if (!done) { + INIT_VLC_STATIC(&ff_vc1_bfraction_vlc, VC1_BFRACTION_VLC_BITS, 23, + ff_vc1_bfraction_bits, 1, 1, + ff_vc1_bfraction_codes, 1, 1, 1 << VC1_BFRACTION_VLC_BITS); + INIT_VLC_STATIC(&ff_vc1_norm2_vlc, VC1_NORM2_VLC_BITS, 4, + ff_vc1_norm2_bits, 1, 1, + ff_vc1_norm2_codes, 1, 1, 1 << VC1_NORM2_VLC_BITS); + INIT_VLC_STATIC(&ff_vc1_norm6_vlc, VC1_NORM6_VLC_BITS, 64, + ff_vc1_norm6_bits, 1, 1, + ff_vc1_norm6_codes, 2, 2, 556); + INIT_VLC_STATIC(&ff_vc1_imode_vlc, VC1_IMODE_VLC_BITS, 7, + ff_vc1_imode_bits, 1, 1, + ff_vc1_imode_codes, 1, 1, 1 << VC1_IMODE_VLC_BITS); + for (i = 0; i < 3; i++) { + ff_vc1_ttmb_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 0]]; + ff_vc1_ttmb_vlc[i].table_allocated = vlc_offs[i * 3 + 1] - vlc_offs[i * 3 + 0]; + init_vlc(&ff_vc1_ttmb_vlc[i], VC1_TTMB_VLC_BITS, 16, + ff_vc1_ttmb_bits[i], 1, 1, + ff_vc1_ttmb_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + ff_vc1_ttblk_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 1]]; + ff_vc1_ttblk_vlc[i].table_allocated = vlc_offs[i * 3 + 2] - vlc_offs[i * 3 + 1]; + init_vlc(&ff_vc1_ttblk_vlc[i], VC1_TTBLK_VLC_BITS, 8, + ff_vc1_ttblk_bits[i], 1, 1, + ff_vc1_ttblk_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + ff_vc1_subblkpat_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 2]]; + ff_vc1_subblkpat_vlc[i].table_allocated = vlc_offs[i * 3 + 3] - vlc_offs[i * 3 + 2]; + init_vlc(&ff_vc1_subblkpat_vlc[i], VC1_SUBBLKPAT_VLC_BITS, 15, + ff_vc1_subblkpat_bits[i], 1, 1, + ff_vc1_subblkpat_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + } + for (i = 0; i < 4; i++) { + ff_vc1_4mv_block_pattern_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 9]]; + ff_vc1_4mv_block_pattern_vlc[i].table_allocated = vlc_offs[i * 3 + 10] - vlc_offs[i * 3 + 9]; + init_vlc(&ff_vc1_4mv_block_pattern_vlc[i], VC1_4MV_BLOCK_PATTERN_VLC_BITS, 16, + ff_vc1_4mv_block_pattern_bits[i], 1, 1, + ff_vc1_4mv_block_pattern_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + ff_vc1_cbpcy_p_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 10]]; + ff_vc1_cbpcy_p_vlc[i].table_allocated = vlc_offs[i * 3 + 11] - vlc_offs[i * 3 + 10]; + init_vlc(&ff_vc1_cbpcy_p_vlc[i], VC1_CBPCY_P_VLC_BITS, 64, + ff_vc1_cbpcy_p_bits[i], 1, 1, + ff_vc1_cbpcy_p_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + ff_vc1_mv_diff_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 11]]; + ff_vc1_mv_diff_vlc[i].table_allocated = vlc_offs[i * 3 + 12] - vlc_offs[i * 3 + 11]; + init_vlc(&ff_vc1_mv_diff_vlc[i], VC1_MV_DIFF_VLC_BITS, 73, + ff_vc1_mv_diff_bits[i], 1, 1, + ff_vc1_mv_diff_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + } + for (i = 0; i < 8; i++) { + ff_vc1_ac_coeff_table[i].table = &vlc_table[vlc_offs[i * 2 + 21]]; + ff_vc1_ac_coeff_table[i].table_allocated = vlc_offs[i * 2 + 22] - vlc_offs[i * 2 + 21]; + init_vlc(&ff_vc1_ac_coeff_table[i], AC_VLC_BITS, ff_vc1_ac_sizes[i], + &vc1_ac_tables[i][0][1], 8, 4, + &vc1_ac_tables[i][0][0], 8, 4, INIT_VLC_USE_NEW_STATIC); + /* initialize interlaced MVDATA tables (2-Ref) */ + ff_vc1_2ref_mvdata_vlc[i].table = &vlc_table[vlc_offs[i * 2 + 22]]; + ff_vc1_2ref_mvdata_vlc[i].table_allocated = vlc_offs[i * 2 + 23] - vlc_offs[i * 2 + 22]; + init_vlc(&ff_vc1_2ref_mvdata_vlc[i], VC1_2REF_MVDATA_VLC_BITS, 126, + ff_vc1_2ref_mvdata_bits[i], 1, 1, + ff_vc1_2ref_mvdata_codes[i], 4, 4, INIT_VLC_USE_NEW_STATIC); + } + for (i = 0; i < 4; i++) { + /* initialize 4MV MBMODE VLC tables for interlaced frame P picture */ + ff_vc1_intfr_4mv_mbmode_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 37]]; + ff_vc1_intfr_4mv_mbmode_vlc[i].table_allocated = vlc_offs[i * 3 + 38] - vlc_offs[i * 3 + 37]; + init_vlc(&ff_vc1_intfr_4mv_mbmode_vlc[i], VC1_INTFR_4MV_MBMODE_VLC_BITS, 15, + ff_vc1_intfr_4mv_mbmode_bits[i], 1, 1, + ff_vc1_intfr_4mv_mbmode_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + /* initialize NON-4MV MBMODE VLC tables for the same */ + ff_vc1_intfr_non4mv_mbmode_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 38]]; + ff_vc1_intfr_non4mv_mbmode_vlc[i].table_allocated = vlc_offs[i * 3 + 39] - vlc_offs[i * 3 + 38]; + init_vlc(&ff_vc1_intfr_non4mv_mbmode_vlc[i], VC1_INTFR_NON4MV_MBMODE_VLC_BITS, 9, + ff_vc1_intfr_non4mv_mbmode_bits[i], 1, 1, + ff_vc1_intfr_non4mv_mbmode_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + /* initialize interlaced MVDATA tables (1-Ref) */ + ff_vc1_1ref_mvdata_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 39]]; + ff_vc1_1ref_mvdata_vlc[i].table_allocated = vlc_offs[i * 3 + 40] - vlc_offs[i * 3 + 39]; + init_vlc(&ff_vc1_1ref_mvdata_vlc[i], VC1_1REF_MVDATA_VLC_BITS, 72, + ff_vc1_1ref_mvdata_bits[i], 1, 1, + ff_vc1_1ref_mvdata_codes[i], 4, 4, INIT_VLC_USE_NEW_STATIC); + } + for (i = 0; i < 4; i++) { + /* Initialize 2MV Block pattern VLC tables */ + ff_vc1_2mv_block_pattern_vlc[i].table = &vlc_table[vlc_offs[i + 49]]; + ff_vc1_2mv_block_pattern_vlc[i].table_allocated = vlc_offs[i + 50] - vlc_offs[i + 49]; + init_vlc(&ff_vc1_2mv_block_pattern_vlc[i], VC1_2MV_BLOCK_PATTERN_VLC_BITS, 4, + ff_vc1_2mv_block_pattern_bits[i], 1, 1, + ff_vc1_2mv_block_pattern_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + } + for (i = 0; i < 8; i++) { + /* Initialize interlaced CBPCY VLC tables (Table 124 - Table 131) */ + ff_vc1_icbpcy_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 53]]; + ff_vc1_icbpcy_vlc[i].table_allocated = vlc_offs[i * 3 + 54] - vlc_offs[i * 3 + 53]; + init_vlc(&ff_vc1_icbpcy_vlc[i], VC1_ICBPCY_VLC_BITS, 63, + ff_vc1_icbpcy_p_bits[i], 1, 1, + ff_vc1_icbpcy_p_codes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + /* Initialize interlaced field picture MBMODE VLC tables */ + ff_vc1_if_mmv_mbmode_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 54]]; + ff_vc1_if_mmv_mbmode_vlc[i].table_allocated = vlc_offs[i * 3 + 55] - vlc_offs[i * 3 + 54]; + init_vlc(&ff_vc1_if_mmv_mbmode_vlc[i], VC1_IF_MMV_MBMODE_VLC_BITS, 8, + ff_vc1_if_mmv_mbmode_bits[i], 1, 1, + ff_vc1_if_mmv_mbmode_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + ff_vc1_if_1mv_mbmode_vlc[i].table = &vlc_table[vlc_offs[i * 3 + 55]]; + ff_vc1_if_1mv_mbmode_vlc[i].table_allocated = vlc_offs[i * 3 + 56] - vlc_offs[i * 3 + 55]; + init_vlc(&ff_vc1_if_1mv_mbmode_vlc[i], VC1_IF_1MV_MBMODE_VLC_BITS, 6, + ff_vc1_if_1mv_mbmode_bits[i], 1, 1, + ff_vc1_if_1mv_mbmode_codes[i], 1, 1, INIT_VLC_USE_NEW_STATIC); + } + done = 1; + } + + /* Other defaults */ + v->pq = -1; + v->mvrange = 0; /* 7.1.1.18, p80 */ + + ff_vc1dsp_init(&v->vc1dsp); + + return 0; +}