diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c index 858b8bf86da3b3db456544079d0d3a1ac5b732ce..56d3faf0491c836c35f5d1a24f366cc3e79534a5 100644 --- a/libavcodec/hevc_ps.c +++ b/libavcodec/hevc_ps.c @@ -192,7 +192,7 @@ int ff_hevc_decode_short_term_rps(HEVCContext *s, ShortTermRPS *rps, } -static int decode_profile_tier_level(HEVCContext *s, ProfileTierLevel *ptl) +static void decode_profile_tier_level(HEVCContext *s, ProfileTierLevel *ptl) { int i; HEVCLocalContext *lc = s->HEVClc; @@ -214,16 +214,13 @@ static int decode_profile_tier_level(HEVCContext *s, ProfileTierLevel *ptl) ptl->interlaced_source_flag = get_bits1(gb); ptl->non_packed_constraint_flag = get_bits1(gb); ptl->frame_only_constraint_flag = get_bits1(gb); - if (get_bits(gb, 16) != 0) // XXX_reserved_zero_44bits[0..15] - return -1; - if (get_bits(gb, 16) != 0) // XXX_reserved_zero_44bits[16..31] - return -1; - if (get_bits(gb, 12) != 0) // XXX_reserved_zero_44bits[32..43] - return -1; - return 0; + + skip_bits(gb, 16); // XXX_reserved_zero_44bits[0..15] + skip_bits(gb, 16); // XXX_reserved_zero_44bits[16..31] + skip_bits(gb, 12); // XXX_reserved_zero_44bits[32..43] } -static int parse_ptl(HEVCContext *s, PTL *ptl, int max_num_sub_layers) +static void parse_ptl(HEVCContext *s, PTL *ptl, int max_num_sub_layers) { int i; HEVCLocalContext *lc = s->HEVClc; @@ -244,7 +241,6 @@ static int parse_ptl(HEVCContext *s, PTL *ptl, int max_num_sub_layers) if (ptl->sub_layer_level_present_flag[i]) ptl->sub_layer_PTL[i].level_idc = get_bits(gb, 8); } - return 0; } static void decode_sublayer_hrd(HEVCContext *s, int nb_cpb, @@ -362,10 +358,8 @@ int ff_hevc_decode_nal_vps(HEVCContext *s) goto err; } - if (parse_ptl(s, &vps->ptl, vps->vps_max_sub_layers) < 0) { - av_log(s->avctx, AV_LOG_ERROR, "Error decoding profile tier level.\n"); - goto err; - } + parse_ptl(s, &vps->ptl, vps->vps_max_sub_layers); + vps->vps_sub_layer_ordering_info_present_flag = get_bits1(gb); i = vps->vps_sub_layer_ordering_info_present_flag ? 0 : vps->vps_max_sub_layers - 1; @@ -649,11 +643,8 @@ int ff_hevc_decode_nal_sps(HEVCContext *s) skip_bits1(gb); // temporal_id_nesting_flag - if (parse_ptl(s, &sps->ptl, sps->max_sub_layers) < 0) { - av_log(s->avctx, AV_LOG_ERROR, "error decoding profile tier level\n"); - ret = AVERROR_INVALIDDATA; - goto err; - } + parse_ptl(s, &sps->ptl, sps->max_sub_layers); + sps_id = get_ue_golomb_long(gb); if (sps_id >= MAX_SPS_COUNT) { av_log(s->avctx, AV_LOG_ERROR, "SPS id out of range: %d\n", sps_id);