mirror of
https://github.com/FFmpeg/FFmpeg.git
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hevcdec: move parameter set parsing into a separate header
This code is independent from the decoder, so it makes more sense for it to to have its own header.
This commit is contained in:
parent
150c896a9e
commit
f6e2f8a9ff
@ -62,4 +62,9 @@ enum HEVCNALUnitType {
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#define HEVC_MAX_SHORT_TERM_RPS_COUNT 64
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#define HEVC_MAX_CU_SIZE 128
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#define HEVC_MAX_REFS 16
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#define HEVC_MAX_DPB_SIZE 16 // A.4.1
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#define HEVC_MAX_LOG2_CTB_SIZE 6
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#endif /* AVCODEC_HEVC_H */
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@ -26,8 +26,8 @@
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#include "libavutil/imgutils.h"
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#include "golomb.h"
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#include "hevcdec.h"
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#include "hevc_data.h"
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#include "hevc_ps.h"
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static const uint8_t default_scaling_list_intra[] = {
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16, 16, 16, 16, 17, 18, 21, 24,
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@ -200,8 +200,8 @@ int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx,
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rps->num_negative_pics = get_ue_golomb_long(gb);
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nb_positive_pics = get_ue_golomb_long(gb);
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if (rps->num_negative_pics >= MAX_REFS ||
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nb_positive_pics >= MAX_REFS) {
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if (rps->num_negative_pics >= HEVC_MAX_REFS ||
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nb_positive_pics >= HEVC_MAX_REFS) {
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av_log(avctx, AV_LOG_ERROR, "Too many refs in a short term RPS.\n");
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return AVERROR_INVALIDDATA;
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}
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@ -406,7 +406,7 @@ int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx,
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vps->vps_num_reorder_pics[i] = get_ue_golomb_long(gb);
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vps->vps_max_latency_increase[i] = get_ue_golomb_long(gb) - 1;
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if (vps->vps_max_dec_pic_buffering[i] > MAX_DPB_SIZE) {
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if (vps->vps_max_dec_pic_buffering[i] > HEVC_MAX_DPB_SIZE) {
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av_log(avctx, AV_LOG_ERROR, "vps_max_dec_pic_buffering_minus1 out of range: %d\n",
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vps->vps_max_dec_pic_buffering[i] - 1);
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goto err;
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@ -794,7 +794,7 @@ int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
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sps->temporal_layer[i].max_dec_pic_buffering = get_ue_golomb_long(gb) + 1;
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sps->temporal_layer[i].num_reorder_pics = get_ue_golomb_long(gb);
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sps->temporal_layer[i].max_latency_increase = get_ue_golomb_long(gb) - 1;
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if (sps->temporal_layer[i].max_dec_pic_buffering > MAX_DPB_SIZE) {
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if (sps->temporal_layer[i].max_dec_pic_buffering > HEVC_MAX_DPB_SIZE) {
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av_log(avctx, AV_LOG_ERROR, "sps_max_dec_pic_buffering_minus1 out of range: %d\n",
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sps->temporal_layer[i].max_dec_pic_buffering - 1);
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ret = AVERROR_INVALIDDATA;
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@ -804,7 +804,7 @@ int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
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av_log(avctx, AV_LOG_WARNING, "sps_max_num_reorder_pics out of range: %d\n",
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sps->temporal_layer[i].num_reorder_pics);
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if (avctx->err_recognition & AV_EF_EXPLODE ||
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sps->temporal_layer[i].num_reorder_pics > MAX_DPB_SIZE - 1) {
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sps->temporal_layer[i].num_reorder_pics > HEVC_MAX_DPB_SIZE - 1) {
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ret = AVERROR_INVALIDDATA;
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goto err;
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}
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@ -955,7 +955,7 @@ int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
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goto err;
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}
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if (sps->log2_ctb_size > MAX_LOG2_CTB_SIZE) {
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if (sps->log2_ctb_size > HEVC_MAX_LOG2_CTB_SIZE) {
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av_log(avctx, AV_LOG_ERROR, "CTB size out of range: 2^%d\n", sps->log2_ctb_size);
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goto err;
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}
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320
libavcodec/hevc_ps.h
Normal file
320
libavcodec/hevc_ps.h
Normal file
@ -0,0 +1,320 @@
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/*
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* HEVC parameter set parsing
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_HEVC_PS_H
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#define AVCODEC_HEVC_PS_H
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#include <stdint.h>
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#include "libavutil/buffer.h"
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#include "libavutil/pixfmt.h"
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#include "libavutil/rational.h"
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#include "avcodec.h"
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#include "get_bits.h"
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#include "hevc.h"
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typedef struct ShortTermRPS {
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unsigned int num_negative_pics;
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int num_delta_pocs;
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int rps_idx_num_delta_pocs;
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int32_t delta_poc[32];
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uint8_t used[32];
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} ShortTermRPS;
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typedef struct HEVCWindow {
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unsigned int left_offset;
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unsigned int right_offset;
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unsigned int top_offset;
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unsigned int bottom_offset;
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} HEVCWindow;
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typedef struct VUI {
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AVRational sar;
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int overscan_info_present_flag;
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int overscan_appropriate_flag;
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int video_signal_type_present_flag;
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int video_format;
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int video_full_range_flag;
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int colour_description_present_flag;
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uint8_t colour_primaries;
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uint8_t transfer_characteristic;
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uint8_t matrix_coeffs;
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int chroma_loc_info_present_flag;
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int chroma_sample_loc_type_top_field;
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int chroma_sample_loc_type_bottom_field;
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int neutra_chroma_indication_flag;
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int field_seq_flag;
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int frame_field_info_present_flag;
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int default_display_window_flag;
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HEVCWindow def_disp_win;
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int vui_timing_info_present_flag;
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uint32_t vui_num_units_in_tick;
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uint32_t vui_time_scale;
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int vui_poc_proportional_to_timing_flag;
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int vui_num_ticks_poc_diff_one_minus1;
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int vui_hrd_parameters_present_flag;
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int bitstream_restriction_flag;
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int tiles_fixed_structure_flag;
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int motion_vectors_over_pic_boundaries_flag;
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int restricted_ref_pic_lists_flag;
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int min_spatial_segmentation_idc;
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int max_bytes_per_pic_denom;
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int max_bits_per_min_cu_denom;
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int log2_max_mv_length_horizontal;
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int log2_max_mv_length_vertical;
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} VUI;
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typedef struct PTLCommon {
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uint8_t profile_space;
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uint8_t tier_flag;
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uint8_t profile_idc;
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uint8_t profile_compatibility_flag[32];
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uint8_t level_idc;
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uint8_t progressive_source_flag;
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uint8_t interlaced_source_flag;
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uint8_t non_packed_constraint_flag;
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uint8_t frame_only_constraint_flag;
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} PTLCommon;
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typedef struct PTL {
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PTLCommon general_ptl;
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PTLCommon sub_layer_ptl[HEVC_MAX_SUB_LAYERS];
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uint8_t sub_layer_profile_present_flag[HEVC_MAX_SUB_LAYERS];
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uint8_t sub_layer_level_present_flag[HEVC_MAX_SUB_LAYERS];
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} PTL;
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typedef struct HEVCVPS {
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uint8_t vps_temporal_id_nesting_flag;
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int vps_max_layers;
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int vps_max_sub_layers; ///< vps_max_temporal_layers_minus1 + 1
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PTL ptl;
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int vps_sub_layer_ordering_info_present_flag;
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unsigned int vps_max_dec_pic_buffering[HEVC_MAX_SUB_LAYERS];
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unsigned int vps_num_reorder_pics[HEVC_MAX_SUB_LAYERS];
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unsigned int vps_max_latency_increase[HEVC_MAX_SUB_LAYERS];
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int vps_max_layer_id;
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int vps_num_layer_sets; ///< vps_num_layer_sets_minus1 + 1
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uint8_t vps_timing_info_present_flag;
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uint32_t vps_num_units_in_tick;
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uint32_t vps_time_scale;
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uint8_t vps_poc_proportional_to_timing_flag;
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int vps_num_ticks_poc_diff_one; ///< vps_num_ticks_poc_diff_one_minus1 + 1
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int vps_num_hrd_parameters;
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} HEVCVPS;
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typedef struct ScalingList {
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/* This is a little wasteful, since sizeID 0 only needs 8 coeffs,
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* and size ID 3 only has 2 arrays, not 6. */
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uint8_t sl[4][6][64];
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uint8_t sl_dc[2][6];
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} ScalingList;
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typedef struct HEVCSPS {
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int vps_id;
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int chroma_format_idc;
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uint8_t separate_colour_plane_flag;
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///< output (i.e. cropped) values
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int output_width, output_height;
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HEVCWindow output_window;
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HEVCWindow pic_conf_win;
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int bit_depth;
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int pixel_shift;
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enum AVPixelFormat pix_fmt;
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unsigned int log2_max_poc_lsb;
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int pcm_enabled_flag;
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int max_sub_layers;
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struct {
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int max_dec_pic_buffering;
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int num_reorder_pics;
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int max_latency_increase;
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} temporal_layer[HEVC_MAX_SUB_LAYERS];
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VUI vui;
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PTL ptl;
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uint8_t scaling_list_enable_flag;
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ScalingList scaling_list;
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unsigned int nb_st_rps;
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ShortTermRPS st_rps[HEVC_MAX_SHORT_TERM_RPS_COUNT];
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uint8_t amp_enabled_flag;
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uint8_t sao_enabled;
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uint8_t long_term_ref_pics_present_flag;
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uint16_t lt_ref_pic_poc_lsb_sps[32];
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uint8_t used_by_curr_pic_lt_sps_flag[32];
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uint8_t num_long_term_ref_pics_sps;
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struct {
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uint8_t bit_depth;
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uint8_t bit_depth_chroma;
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unsigned int log2_min_pcm_cb_size;
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unsigned int log2_max_pcm_cb_size;
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uint8_t loop_filter_disable_flag;
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} pcm;
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uint8_t sps_temporal_mvp_enabled_flag;
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uint8_t sps_strong_intra_smoothing_enable_flag;
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unsigned int log2_min_cb_size;
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unsigned int log2_diff_max_min_coding_block_size;
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unsigned int log2_min_tb_size;
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unsigned int log2_max_trafo_size;
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unsigned int log2_ctb_size;
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unsigned int log2_min_pu_size;
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int max_transform_hierarchy_depth_inter;
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int max_transform_hierarchy_depth_intra;
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///< coded frame dimension in various units
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int width;
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int height;
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int ctb_width;
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int ctb_height;
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int ctb_size;
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int min_cb_width;
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int min_cb_height;
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int min_tb_width;
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int min_tb_height;
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int min_pu_width;
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int min_pu_height;
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int hshift[3];
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int vshift[3];
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int qp_bd_offset;
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} HEVCSPS;
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typedef struct HEVCPPS {
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unsigned int sps_id; ///< seq_parameter_set_id
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uint8_t sign_data_hiding_flag;
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uint8_t cabac_init_present_flag;
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int num_ref_idx_l0_default_active; ///< num_ref_idx_l0_default_active_minus1 + 1
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int num_ref_idx_l1_default_active; ///< num_ref_idx_l1_default_active_minus1 + 1
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int pic_init_qp_minus26;
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uint8_t constrained_intra_pred_flag;
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uint8_t transform_skip_enabled_flag;
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uint8_t cu_qp_delta_enabled_flag;
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int diff_cu_qp_delta_depth;
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int cb_qp_offset;
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int cr_qp_offset;
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uint8_t pic_slice_level_chroma_qp_offsets_present_flag;
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uint8_t weighted_pred_flag;
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uint8_t weighted_bipred_flag;
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uint8_t output_flag_present_flag;
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uint8_t transquant_bypass_enable_flag;
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uint8_t dependent_slice_segments_enabled_flag;
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uint8_t tiles_enabled_flag;
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uint8_t entropy_coding_sync_enabled_flag;
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int num_tile_columns; ///< num_tile_columns_minus1 + 1
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int num_tile_rows; ///< num_tile_rows_minus1 + 1
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uint8_t uniform_spacing_flag;
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uint8_t loop_filter_across_tiles_enabled_flag;
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uint8_t seq_loop_filter_across_slices_enabled_flag;
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uint8_t deblocking_filter_control_present_flag;
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uint8_t deblocking_filter_override_enabled_flag;
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uint8_t disable_dbf;
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int beta_offset; ///< beta_offset_div2 * 2
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int tc_offset; ///< tc_offset_div2 * 2
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uint8_t scaling_list_data_present_flag;
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ScalingList scaling_list;
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uint8_t lists_modification_present_flag;
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int log2_parallel_merge_level; ///< log2_parallel_merge_level_minus2 + 2
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int num_extra_slice_header_bits;
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uint8_t slice_header_extension_present_flag;
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// Inferred parameters
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unsigned int *column_width; ///< ColumnWidth
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unsigned int *row_height; ///< RowHeight
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unsigned int *col_bd; ///< ColBd
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unsigned int *row_bd; ///< RowBd
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int *col_idxX;
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int *ctb_addr_rs_to_ts; ///< CtbAddrRSToTS
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int *ctb_addr_ts_to_rs; ///< CtbAddrTSToRS
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int *tile_id; ///< TileId
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int *tile_pos_rs; ///< TilePosRS
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int *min_tb_addr_zs; ///< MinTbAddrZS
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} HEVCPPS;
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typedef struct HEVCParamSets {
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AVBufferRef *vps_list[HEVC_MAX_VPS_COUNT];
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AVBufferRef *sps_list[HEVC_MAX_SPS_COUNT];
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AVBufferRef *pps_list[HEVC_MAX_PPS_COUNT];
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/* currently active parameter sets */
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const HEVCVPS *vps;
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const HEVCSPS *sps;
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const HEVCPPS *pps;
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} HEVCParamSets;
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/**
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* Parse the SPS from the bitstream into the provided HEVCSPS struct.
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*
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* @param sps_id the SPS id will be written here
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* @param apply_defdispwin if set 1, the default display window from the VUI
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* will be applied to the video dimensions
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* @param vps_list if non-NULL, this function will validate that the SPS refers
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* to an existing VPS
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*/
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int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
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int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx);
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int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx,
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HEVCParamSets *ps);
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int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx,
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HEVCParamSets *ps, int apply_defdispwin);
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int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
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HEVCParamSets *ps);
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int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx,
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ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header);
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int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id,
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uint8_t *buf, int buf_size);
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#endif /* AVCODEC_HEVC_PS_H */
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@ -19,7 +19,7 @@
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*/
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#include "golomb.h"
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#include "hevcdec.h"
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#include "hevc_ps.h"
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#include "put_bits.h"
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static void write_ptl_layer(PutBitContext *pb, PTLCommon *ptl)
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@ -278,7 +278,7 @@ int ff_hevc_slice_rpl(HEVCContext *s)
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while (rpl_tmp.nb_refs < sh->nb_refs[list_idx]) {
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for (i = 0; i < FF_ARRAY_ELEMS(cand_lists); i++) {
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RefPicList *rps = &s->rps[cand_lists[i]];
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for (j = 0; j < rps->nb_refs && rpl_tmp.nb_refs < MAX_REFS; j++) {
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for (j = 0; j < rps->nb_refs && rpl_tmp.nb_refs < HEVC_MAX_REFS; j++) {
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rpl_tmp.list[rpl_tmp.nb_refs] = rps->list[j];
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rpl_tmp.ref[rpl_tmp.nb_refs] = rps->ref[j];
|
||||
rpl_tmp.isLongTerm[rpl_tmp.nb_refs] = i == 2;
|
||||
|
@ -628,7 +628,7 @@ static int hls_slice_header(HEVCContext *s)
|
||||
if (sh->slice_type == B_SLICE)
|
||||
sh->nb_refs[L1] = get_ue_golomb_long(gb) + 1;
|
||||
}
|
||||
if (sh->nb_refs[L0] > MAX_REFS || sh->nb_refs[L1] > MAX_REFS) {
|
||||
if (sh->nb_refs[L0] > HEVC_MAX_REFS || sh->nb_refs[L1] > HEVC_MAX_REFS) {
|
||||
av_log(s->avctx, AV_LOG_ERROR, "Too many refs: %d/%d.\n",
|
||||
sh->nb_refs[L0], sh->nb_refs[L1]);
|
||||
return AVERROR_INVALIDDATA;
|
||||
|
@ -35,20 +35,17 @@
|
||||
#include "get_bits.h"
|
||||
#include "h2645_parse.h"
|
||||
#include "hevc.h"
|
||||
#include "hevc_ps.h"
|
||||
#include "hevcdsp.h"
|
||||
#include "internal.h"
|
||||
#include "thread.h"
|
||||
#include "videodsp.h"
|
||||
|
||||
#define MAX_DPB_SIZE 16 // A.4.1
|
||||
#define MAX_REFS 16
|
||||
|
||||
//TODO: check if this is really the maximum
|
||||
#define MAX_TRANSFORM_DEPTH 5
|
||||
|
||||
#define MAX_TB_SIZE 32
|
||||
#define MAX_PB_SIZE 64
|
||||
#define MAX_LOG2_CTB_SIZE 6
|
||||
#define MAX_QP 51
|
||||
#define DEFAULT_INTRA_TC_OFFSET 2
|
||||
|
||||
@ -220,14 +217,6 @@ enum ScanType {
|
||||
SCAN_VERT,
|
||||
};
|
||||
|
||||
typedef struct ShortTermRPS {
|
||||
unsigned int num_negative_pics;
|
||||
int num_delta_pocs;
|
||||
int rps_idx_num_delta_pocs;
|
||||
int32_t delta_poc[32];
|
||||
uint8_t used[32];
|
||||
} ShortTermRPS;
|
||||
|
||||
typedef struct LongTermRPS {
|
||||
int poc[32];
|
||||
uint8_t used[32];
|
||||
@ -235,9 +224,9 @@ typedef struct LongTermRPS {
|
||||
} LongTermRPS;
|
||||
|
||||
typedef struct RefPicList {
|
||||
struct HEVCFrame *ref[MAX_REFS];
|
||||
int list[MAX_REFS];
|
||||
int isLongTerm[MAX_REFS];
|
||||
struct HEVCFrame *ref[HEVC_MAX_REFS];
|
||||
int list[HEVC_MAX_REFS];
|
||||
int isLongTerm[HEVC_MAX_REFS];
|
||||
int nb_refs;
|
||||
} RefPicList;
|
||||
|
||||
@ -245,259 +234,6 @@ typedef struct RefPicListTab {
|
||||
RefPicList refPicList[2];
|
||||
} RefPicListTab;
|
||||
|
||||
typedef struct HEVCWindow {
|
||||
unsigned int left_offset;
|
||||
unsigned int right_offset;
|
||||
unsigned int top_offset;
|
||||
unsigned int bottom_offset;
|
||||
} HEVCWindow;
|
||||
|
||||
typedef struct VUI {
|
||||
AVRational sar;
|
||||
|
||||
int overscan_info_present_flag;
|
||||
int overscan_appropriate_flag;
|
||||
|
||||
int video_signal_type_present_flag;
|
||||
int video_format;
|
||||
int video_full_range_flag;
|
||||
int colour_description_present_flag;
|
||||
uint8_t colour_primaries;
|
||||
uint8_t transfer_characteristic;
|
||||
uint8_t matrix_coeffs;
|
||||
|
||||
int chroma_loc_info_present_flag;
|
||||
int chroma_sample_loc_type_top_field;
|
||||
int chroma_sample_loc_type_bottom_field;
|
||||
int neutra_chroma_indication_flag;
|
||||
|
||||
int field_seq_flag;
|
||||
int frame_field_info_present_flag;
|
||||
|
||||
int default_display_window_flag;
|
||||
HEVCWindow def_disp_win;
|
||||
|
||||
int vui_timing_info_present_flag;
|
||||
uint32_t vui_num_units_in_tick;
|
||||
uint32_t vui_time_scale;
|
||||
int vui_poc_proportional_to_timing_flag;
|
||||
int vui_num_ticks_poc_diff_one_minus1;
|
||||
int vui_hrd_parameters_present_flag;
|
||||
|
||||
int bitstream_restriction_flag;
|
||||
int tiles_fixed_structure_flag;
|
||||
int motion_vectors_over_pic_boundaries_flag;
|
||||
int restricted_ref_pic_lists_flag;
|
||||
int min_spatial_segmentation_idc;
|
||||
int max_bytes_per_pic_denom;
|
||||
int max_bits_per_min_cu_denom;
|
||||
int log2_max_mv_length_horizontal;
|
||||
int log2_max_mv_length_vertical;
|
||||
} VUI;
|
||||
|
||||
typedef struct PTLCommon {
|
||||
uint8_t profile_space;
|
||||
uint8_t tier_flag;
|
||||
uint8_t profile_idc;
|
||||
uint8_t profile_compatibility_flag[32];
|
||||
uint8_t level_idc;
|
||||
uint8_t progressive_source_flag;
|
||||
uint8_t interlaced_source_flag;
|
||||
uint8_t non_packed_constraint_flag;
|
||||
uint8_t frame_only_constraint_flag;
|
||||
} PTLCommon;
|
||||
|
||||
typedef struct PTL {
|
||||
PTLCommon general_ptl;
|
||||
PTLCommon sub_layer_ptl[HEVC_MAX_SUB_LAYERS];
|
||||
|
||||
uint8_t sub_layer_profile_present_flag[HEVC_MAX_SUB_LAYERS];
|
||||
uint8_t sub_layer_level_present_flag[HEVC_MAX_SUB_LAYERS];
|
||||
} PTL;
|
||||
|
||||
typedef struct HEVCVPS {
|
||||
uint8_t vps_temporal_id_nesting_flag;
|
||||
int vps_max_layers;
|
||||
int vps_max_sub_layers; ///< vps_max_temporal_layers_minus1 + 1
|
||||
|
||||
PTL ptl;
|
||||
int vps_sub_layer_ordering_info_present_flag;
|
||||
unsigned int vps_max_dec_pic_buffering[HEVC_MAX_SUB_LAYERS];
|
||||
unsigned int vps_num_reorder_pics[HEVC_MAX_SUB_LAYERS];
|
||||
unsigned int vps_max_latency_increase[HEVC_MAX_SUB_LAYERS];
|
||||
int vps_max_layer_id;
|
||||
int vps_num_layer_sets; ///< vps_num_layer_sets_minus1 + 1
|
||||
uint8_t vps_timing_info_present_flag;
|
||||
uint32_t vps_num_units_in_tick;
|
||||
uint32_t vps_time_scale;
|
||||
uint8_t vps_poc_proportional_to_timing_flag;
|
||||
int vps_num_ticks_poc_diff_one; ///< vps_num_ticks_poc_diff_one_minus1 + 1
|
||||
int vps_num_hrd_parameters;
|
||||
} HEVCVPS;
|
||||
|
||||
typedef struct ScalingList {
|
||||
/* This is a little wasteful, since sizeID 0 only needs 8 coeffs,
|
||||
* and size ID 3 only has 2 arrays, not 6. */
|
||||
uint8_t sl[4][6][64];
|
||||
uint8_t sl_dc[2][6];
|
||||
} ScalingList;
|
||||
|
||||
typedef struct HEVCSPS {
|
||||
int vps_id;
|
||||
int chroma_format_idc;
|
||||
uint8_t separate_colour_plane_flag;
|
||||
|
||||
///< output (i.e. cropped) values
|
||||
int output_width, output_height;
|
||||
HEVCWindow output_window;
|
||||
|
||||
HEVCWindow pic_conf_win;
|
||||
|
||||
int bit_depth;
|
||||
int pixel_shift;
|
||||
enum AVPixelFormat pix_fmt;
|
||||
|
||||
unsigned int log2_max_poc_lsb;
|
||||
int pcm_enabled_flag;
|
||||
|
||||
int max_sub_layers;
|
||||
struct {
|
||||
int max_dec_pic_buffering;
|
||||
int num_reorder_pics;
|
||||
int max_latency_increase;
|
||||
} temporal_layer[HEVC_MAX_SUB_LAYERS];
|
||||
|
||||
VUI vui;
|
||||
PTL ptl;
|
||||
|
||||
uint8_t scaling_list_enable_flag;
|
||||
ScalingList scaling_list;
|
||||
|
||||
unsigned int nb_st_rps;
|
||||
ShortTermRPS st_rps[HEVC_MAX_SHORT_TERM_RPS_COUNT];
|
||||
|
||||
uint8_t amp_enabled_flag;
|
||||
uint8_t sao_enabled;
|
||||
|
||||
uint8_t long_term_ref_pics_present_flag;
|
||||
uint16_t lt_ref_pic_poc_lsb_sps[32];
|
||||
uint8_t used_by_curr_pic_lt_sps_flag[32];
|
||||
uint8_t num_long_term_ref_pics_sps;
|
||||
|
||||
struct {
|
||||
uint8_t bit_depth;
|
||||
uint8_t bit_depth_chroma;
|
||||
unsigned int log2_min_pcm_cb_size;
|
||||
unsigned int log2_max_pcm_cb_size;
|
||||
uint8_t loop_filter_disable_flag;
|
||||
} pcm;
|
||||
uint8_t sps_temporal_mvp_enabled_flag;
|
||||
uint8_t sps_strong_intra_smoothing_enable_flag;
|
||||
|
||||
unsigned int log2_min_cb_size;
|
||||
unsigned int log2_diff_max_min_coding_block_size;
|
||||
unsigned int log2_min_tb_size;
|
||||
unsigned int log2_max_trafo_size;
|
||||
unsigned int log2_ctb_size;
|
||||
unsigned int log2_min_pu_size;
|
||||
|
||||
int max_transform_hierarchy_depth_inter;
|
||||
int max_transform_hierarchy_depth_intra;
|
||||
|
||||
///< coded frame dimension in various units
|
||||
int width;
|
||||
int height;
|
||||
int ctb_width;
|
||||
int ctb_height;
|
||||
int ctb_size;
|
||||
int min_cb_width;
|
||||
int min_cb_height;
|
||||
int min_tb_width;
|
||||
int min_tb_height;
|
||||
int min_pu_width;
|
||||
int min_pu_height;
|
||||
|
||||
int hshift[3];
|
||||
int vshift[3];
|
||||
|
||||
int qp_bd_offset;
|
||||
} HEVCSPS;
|
||||
|
||||
typedef struct HEVCPPS {
|
||||
unsigned int sps_id; ///< seq_parameter_set_id
|
||||
|
||||
uint8_t sign_data_hiding_flag;
|
||||
|
||||
uint8_t cabac_init_present_flag;
|
||||
|
||||
int num_ref_idx_l0_default_active; ///< num_ref_idx_l0_default_active_minus1 + 1
|
||||
int num_ref_idx_l1_default_active; ///< num_ref_idx_l1_default_active_minus1 + 1
|
||||
int pic_init_qp_minus26;
|
||||
|
||||
uint8_t constrained_intra_pred_flag;
|
||||
uint8_t transform_skip_enabled_flag;
|
||||
|
||||
uint8_t cu_qp_delta_enabled_flag;
|
||||
int diff_cu_qp_delta_depth;
|
||||
|
||||
int cb_qp_offset;
|
||||
int cr_qp_offset;
|
||||
uint8_t pic_slice_level_chroma_qp_offsets_present_flag;
|
||||
uint8_t weighted_pred_flag;
|
||||
uint8_t weighted_bipred_flag;
|
||||
uint8_t output_flag_present_flag;
|
||||
uint8_t transquant_bypass_enable_flag;
|
||||
|
||||
uint8_t dependent_slice_segments_enabled_flag;
|
||||
uint8_t tiles_enabled_flag;
|
||||
uint8_t entropy_coding_sync_enabled_flag;
|
||||
|
||||
int num_tile_columns; ///< num_tile_columns_minus1 + 1
|
||||
int num_tile_rows; ///< num_tile_rows_minus1 + 1
|
||||
uint8_t uniform_spacing_flag;
|
||||
uint8_t loop_filter_across_tiles_enabled_flag;
|
||||
|
||||
uint8_t seq_loop_filter_across_slices_enabled_flag;
|
||||
|
||||
uint8_t deblocking_filter_control_present_flag;
|
||||
uint8_t deblocking_filter_override_enabled_flag;
|
||||
uint8_t disable_dbf;
|
||||
int beta_offset; ///< beta_offset_div2 * 2
|
||||
int tc_offset; ///< tc_offset_div2 * 2
|
||||
|
||||
uint8_t scaling_list_data_present_flag;
|
||||
ScalingList scaling_list;
|
||||
|
||||
uint8_t lists_modification_present_flag;
|
||||
int log2_parallel_merge_level; ///< log2_parallel_merge_level_minus2 + 2
|
||||
int num_extra_slice_header_bits;
|
||||
uint8_t slice_header_extension_present_flag;
|
||||
|
||||
// Inferred parameters
|
||||
unsigned int *column_width; ///< ColumnWidth
|
||||
unsigned int *row_height; ///< RowHeight
|
||||
unsigned int *col_bd; ///< ColBd
|
||||
unsigned int *row_bd; ///< RowBd
|
||||
int *col_idxX;
|
||||
|
||||
int *ctb_addr_rs_to_ts; ///< CtbAddrRSToTS
|
||||
int *ctb_addr_ts_to_rs; ///< CtbAddrTSToRS
|
||||
int *tile_id; ///< TileId
|
||||
int *tile_pos_rs; ///< TilePosRS
|
||||
int *min_tb_addr_zs; ///< MinTbAddrZS
|
||||
} HEVCPPS;
|
||||
|
||||
typedef struct HEVCParamSets {
|
||||
AVBufferRef *vps_list[HEVC_MAX_VPS_COUNT];
|
||||
AVBufferRef *sps_list[HEVC_MAX_SPS_COUNT];
|
||||
AVBufferRef *pps_list[HEVC_MAX_PPS_COUNT];
|
||||
|
||||
/* currently active parameter sets */
|
||||
const HEVCVPS *vps;
|
||||
const HEVCSPS *sps;
|
||||
const HEVCPPS *pps;
|
||||
} HEVCParamSets;
|
||||
|
||||
typedef struct SliceHeader {
|
||||
unsigned int pps_id;
|
||||
|
||||
@ -819,27 +555,6 @@ typedef struct HEVCContext {
|
||||
int sei_hflip, sei_vflip;
|
||||
} HEVCContext;
|
||||
|
||||
int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx,
|
||||
ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header);
|
||||
|
||||
/**
|
||||
* Parse the SPS from the bitstream into the provided HEVCSPS struct.
|
||||
*
|
||||
* @param sps_id the SPS id will be written here
|
||||
* @param apply_defdispwin if set 1, the default display window from the VUI
|
||||
* will be applied to the video dimensions
|
||||
* @param vps_list if non-NULL, this function will validate that the SPS refers
|
||||
* to an existing VPS
|
||||
*/
|
||||
int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
|
||||
int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx);
|
||||
|
||||
int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx,
|
||||
HEVCParamSets *ps);
|
||||
int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx,
|
||||
HEVCParamSets *ps, int apply_defdispwin);
|
||||
int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
|
||||
HEVCParamSets *ps);
|
||||
int ff_hevc_decode_nal_sei(HEVCContext *s);
|
||||
|
||||
/**
|
||||
@ -959,9 +674,6 @@ void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size);
|
||||
|
||||
void ff_hevc_pred_init(HEVCPredContext *hpc, int bit_depth);
|
||||
|
||||
int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id,
|
||||
uint8_t *buf, int buf_size);
|
||||
|
||||
extern const uint8_t ff_hevc_qpel_extra_before[4];
|
||||
extern const uint8_t ff_hevc_qpel_extra_after[4];
|
||||
extern const uint8_t ff_hevc_qpel_extra[4];
|
||||
|
Loading…
Reference in New Issue
Block a user