X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fmpeg4videodec.c;h=3adf28d2f8816f8b0bc03bd7f2433a85972a0967;hb=c7babd50de24052e41f534b38f05e59d8cb5d5e1;hp=4105ed64c918b2c9b93a006a669b5b3037d2b7ec;hpb=8df1dbd7980a6b09c0b6f43299a49e56d19bd1ca;p=ffmpeg diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c index 4105ed64c91..3adf28d2f88 100644 --- a/libavcodec/mpeg4videodec.c +++ b/libavcodec/mpeg4videodec.c @@ -196,13 +196,13 @@ static int mpeg4_decode_sprite_trajectory(Mpeg4DecContext *ctx, GetBitContext *g x = get_xbits(gb, length); if (!(ctx->divx_version == 500 && ctx->divx_build == 413)) - check_marker(gb, "before sprite_trajectory"); + check_marker(s->avctx, gb, "before sprite_trajectory"); length = get_vlc2(gb, sprite_trajectory.table, SPRITE_TRAJ_VLC_BITS, 3); if (length > 0) y = get_xbits(gb, length); - check_marker(gb, "after sprite_trajectory"); + check_marker(s->avctx, gb, "after sprite_trajectory"); ctx->sprite_traj[i][0] = d[i][0] = x; ctx->sprite_traj[i][1] = d[i][1] = y; } @@ -381,12 +381,13 @@ static int mpeg4_decode_sprite_trajectory(Mpeg4DecContext *ctx, GetBitContext *g } static int decode_new_pred(Mpeg4DecContext *ctx, GetBitContext *gb) { + MpegEncContext *s = &ctx->m; int len = FFMIN(ctx->time_increment_bits + 3, 15); get_bits(gb, len); if (get_bits1(gb)) get_bits(gb, len); - check_marker(gb, "after new_pred"); + check_marker(s->avctx, gb, "after new_pred"); return 0; } @@ -445,9 +446,9 @@ int ff_mpeg4_decode_video_packet_header(Mpeg4DecContext *ctx) while (get_bits1(&s->gb) != 0) time_incr++; - check_marker(&s->gb, "before time_increment in video packed header"); + check_marker(s->avctx, &s->gb, "before time_increment in video packed header"); skip_bits(&s->gb, ctx->time_increment_bits); /* time_increment */ - check_marker(&s->gb, "before vop_coding_type in video packed header"); + check_marker(s->avctx, &s->gb, "before vop_coding_type in video packed header"); skip_bits(&s->gb, 2); /* vop coding type */ // FIXME not rect stuff here @@ -1685,7 +1686,7 @@ static int mpeg4_decode_gop_header(MpegEncContext *s, GetBitContext *gb) hours = get_bits(gb, 5); minutes = get_bits(gb, 6); - check_marker(gb, "in gop_header"); + check_marker(s->avctx, gb, "in gop_header"); seconds = get_bits(gb, 6); s->time_base = seconds + 60*(minutes + 60*hours); @@ -1740,16 +1741,16 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) s->low_delay = get_bits1(gb); if (get_bits1(gb)) { /* vbv parameters */ get_bits(gb, 15); /* first_half_bitrate */ - check_marker(gb, "after first_half_bitrate"); + check_marker(s->avctx, gb, "after first_half_bitrate"); get_bits(gb, 15); /* latter_half_bitrate */ - check_marker(gb, "after latter_half_bitrate"); + check_marker(s->avctx, gb, "after latter_half_bitrate"); get_bits(gb, 15); /* first_half_vbv_buffer_size */ - check_marker(gb, "after first_half_vbv_buffer_size"); + check_marker(s->avctx, gb, "after first_half_vbv_buffer_size"); get_bits(gb, 3); /* latter_half_vbv_buffer_size */ get_bits(gb, 11); /* first_half_vbv_occupancy */ - check_marker(gb, "after first_half_vbv_occupancy"); + check_marker(s->avctx, gb, "after first_half_vbv_occupancy"); get_bits(gb, 15); /* latter_half_vbv_occupancy */ - check_marker(gb, "after latter_half_vbv_occupancy"); + check_marker(s->avctx, gb, "after latter_half_vbv_occupancy"); } } else { /* is setting low delay flag only once the smartest thing to do? @@ -1774,7 +1775,7 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) skip_bits(gb, 4); /* video_object_layer_shape_extension */ } - check_marker(gb, "before time_increment_resolution"); + check_marker(s->avctx, gb, "before time_increment_resolution"); s->avctx->framerate.num = get_bits(gb, 16); if (!s->avctx->framerate.num) { @@ -1786,7 +1787,7 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) if (ctx->time_increment_bits < 1) ctx->time_increment_bits = 1; - check_marker(gb, "before fixed_vop_rate"); + check_marker(s->avctx, gb, "before fixed_vop_rate"); if (get_bits1(gb) != 0) /* fixed_vop_rate */ s->avctx->framerate.den = get_bits(gb, ctx->time_increment_bits); @@ -1799,11 +1800,11 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) if (ctx->shape != BIN_ONLY_SHAPE) { if (ctx->shape == RECT_SHAPE) { - check_marker(gb, "before width"); + check_marker(s->avctx, gb, "before width"); width = get_bits(gb, 13); - check_marker(gb, "before height"); + check_marker(s->avctx, gb, "before height"); height = get_bits(gb, 13); - check_marker(gb, "after height"); + check_marker(s->avctx, gb, "after height"); if (width && height && /* they should be non zero but who knows */ !(s->width && s->codec_tag == AV_RL32("MP4S"))) { if (s->width && s->height && @@ -1831,13 +1832,13 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) ctx->vol_sprite_usage == GMC_SPRITE) { if (ctx->vol_sprite_usage == STATIC_SPRITE) { skip_bits(gb, 13); // sprite_width - check_marker(gb, "after sprite_width"); + check_marker(s->avctx, gb, "after sprite_width"); skip_bits(gb, 13); // sprite_height - check_marker(gb, "after sprite_height"); + check_marker(s->avctx, gb, "after sprite_height"); skip_bits(gb, 13); // sprite_left - check_marker(gb, "after sprite_left"); + check_marker(s->avctx, gb, "after sprite_left"); skip_bits(gb, 13); // sprite_top - check_marker(gb, "after sprite_top"); + check_marker(s->avctx, gb, "after sprite_top"); } ctx->num_sprite_warping_points = get_bits(gb, 6); if (ctx->num_sprite_warping_points > 3) { @@ -1970,7 +1971,7 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* inter4v_blocks */ ctx->cplx_estimation_trash_i += 8 * get_bits1(gb); /* not coded blocks */ } - if (!check_marker(gb, "in complexity estimation part 1")) { + if (!check_marker(s->avctx, gb, "in complexity estimation part 1")) { skip_bits_long(gb, pos - get_bits_count(gb)); goto no_cplx_est; } @@ -1988,7 +1989,7 @@ static int decode_vol_header(Mpeg4DecContext *ctx, GetBitContext *gb) ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* halfpel2 */ ctx->cplx_estimation_trash_p += 8 * get_bits1(gb); /* halfpel4 */ } - if (!check_marker(gb, "in complexity estimation part 2")) { + if (!check_marker(s->avctx, gb, "in complexity estimation part 2")) { skip_bits_long(gb, pos - get_bits_count(gb)); goto no_cplx_est; } @@ -2262,7 +2263,7 @@ static int decode_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb) while (get_bits1(gb) != 0) time_incr++; - check_marker(gb, "before time_increment"); + check_marker(s->avctx, gb, "before time_increment"); if (ctx->time_increment_bits == 0 || !(show_bits(gb, ctx->time_increment_bits + 1) & 1)) { @@ -2341,7 +2342,7 @@ static int decode_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb) pts = AV_NOPTS_VALUE; ff_dlog(s->avctx, "MPEG4 PTS: %"PRId64"\n", pts); - check_marker(gb, "before vop_coded"); + check_marker(s->avctx, gb, "before vop_coded"); /* vop coded */ if (get_bits1(gb) != 1) { @@ -2366,11 +2367,11 @@ static int decode_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb) if (ctx->shape != RECT_SHAPE) { if (ctx->vol_sprite_usage != 1 || s->pict_type != AV_PICTURE_TYPE_I) { skip_bits(gb, 13); /* width */ - check_marker(gb, "after width"); + check_marker(s->avctx, gb, "after width"); skip_bits(gb, 13); /* height */ - check_marker(gb, "after height"); + check_marker(s->avctx, gb, "after height"); skip_bits(gb, 13); /* hor_spat_ref */ - check_marker(gb, "after hor_spat_ref"); + check_marker(s->avctx, gb, "after hor_spat_ref"); skip_bits(gb, 13); /* ver_spat_ref */ } skip_bits1(gb); /* change_CR_disable */