mirror of https://git.ffmpeg.org/ffmpeg.git
251 lines
8.1 KiB
C
251 lines
8.1 KiB
C
/*
|
|
* VVC video decoder
|
|
*
|
|
* Copyright (C) 2021 Nuo Mi
|
|
* Copyright (C) 2022 Xu Mu
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef AVCODEC_VVC_DEC_H
|
|
#define AVCODEC_VVC_DEC_H
|
|
|
|
#include "libavcodec/videodsp.h"
|
|
#include "libavcodec/vvc.h"
|
|
|
|
#include "ps.h"
|
|
#include "dsp.h"
|
|
|
|
#define LUMA 0
|
|
#define CHROMA 1
|
|
#define CB 1
|
|
#define CR 2
|
|
#define JCBCR 3
|
|
|
|
#define MIN_TU_LOG2 2 ///< MinTbLog2SizeY
|
|
#define MIN_PU_LOG2 2
|
|
|
|
#define L0 0
|
|
#define L1 1
|
|
|
|
typedef struct VVCRefPic {
|
|
struct VVCFrame *ref;
|
|
int poc;
|
|
int is_lt; // is long term reference
|
|
|
|
// for RPR
|
|
int is_scaled; ///< RprConstraintsActiveFlag
|
|
int scale[2]; ///< RefPicScale[]
|
|
} VVCRefPic;
|
|
|
|
typedef struct RefPicList {
|
|
VVCRefPic refs[VVC_MAX_REF_ENTRIES];
|
|
int nb_refs;
|
|
} RefPicList;
|
|
|
|
typedef struct RefPicListTab {
|
|
RefPicList refPicList[2];
|
|
} RefPicListTab;
|
|
|
|
typedef struct VVCWindow {
|
|
int16_t left_offset;
|
|
int16_t right_offset;
|
|
int16_t top_offset;
|
|
int16_t bottom_offset;
|
|
} VVCWindow;
|
|
|
|
typedef struct VVCFrame {
|
|
struct AVFrame *frame;
|
|
|
|
const VVCSPS *sps; ///< RefStruct reference
|
|
const VVCPPS *pps; ///< RefStruct reference
|
|
struct MvField *tab_dmvr_mvf; ///< RefStruct reference
|
|
RefPicListTab **rpl_tab; ///< RefStruct reference
|
|
RefPicListTab *rpl; ///< RefStruct reference
|
|
int nb_rpl_elems;
|
|
|
|
int ctb_count;
|
|
|
|
int poc;
|
|
|
|
//for RPR
|
|
VVCWindow scaling_win; ///< pps_scaling_win_left_offset * SubWithC, pps_scaling_win_right_offset * SubWithC,
|
|
///< pps_scaling_win_top_offset * SubHeigtC, pps_scaling_win_bottom_offset * SubHiehgtC
|
|
int ref_width; ///< CurrPicScalWinWidthL
|
|
int ref_height; ///< CurrPicScalWinHeightL
|
|
|
|
struct VVCFrame *collocated_ref;
|
|
|
|
struct FrameProgress *progress; ///< RefStruct reference
|
|
|
|
/**
|
|
* A sequence counter, so that old frames are output first
|
|
* after a POC reset
|
|
*/
|
|
uint16_t sequence;
|
|
/**
|
|
* A combination of VVC_FRAME_FLAG_*
|
|
*/
|
|
uint8_t flags;
|
|
|
|
void *hwaccel_picture_private; ///< hardware accelerator private data
|
|
} VVCFrame;
|
|
|
|
typedef struct SliceContext {
|
|
int slice_idx;
|
|
VVCSH sh;
|
|
struct EntryPoint *eps;
|
|
int nb_eps;
|
|
RefPicList *rpl;
|
|
void *ref; ///< RefStruct reference, backing slice data
|
|
} SliceContext;
|
|
|
|
typedef struct VVCFrameContext {
|
|
void *log_ctx;
|
|
|
|
// +1 for the current frame
|
|
VVCFrame DPB[VVC_MAX_DPB_SIZE + 1];
|
|
|
|
struct AVFrame *frame;
|
|
struct AVFrame *output_frame;
|
|
|
|
VVCFrameParamSets ps;
|
|
|
|
SliceContext **slices;
|
|
int nb_slices;
|
|
int nb_slices_allocated;
|
|
|
|
VVCFrame *ref;
|
|
|
|
VVCDSPContext vvcdsp;
|
|
VideoDSPContext vdsp;
|
|
|
|
struct VVCFrameThread *ft;
|
|
|
|
uint64_t decode_order;
|
|
|
|
struct FFRefStructPool *tab_dmvr_mvf_pool;
|
|
struct FFRefStructPool *rpl_tab_pool;
|
|
|
|
struct FFRefStructPool *cu_pool;
|
|
struct FFRefStructPool *tu_pool;
|
|
|
|
struct {
|
|
int16_t *slice_idx;
|
|
|
|
DBParams *deblock;
|
|
struct SAOParams *sao;
|
|
struct ALFParams *alf;
|
|
|
|
int *cb_pos_x[2]; ///< CbPosX[][][]
|
|
int *cb_pos_y[2]; ///< CbPosY[][][]
|
|
uint8_t *cb_width[2]; ///< CbWidth[][][]
|
|
uint8_t *cb_height[2]; ///< CbHeight[][][]
|
|
uint8_t *cqt_depth[2]; ///< CqtDepth[][][]
|
|
int8_t *qp[VVC_MAX_SAMPLE_ARRAYS];
|
|
|
|
uint8_t *skip; ///< CuSkipFlag[][]
|
|
uint8_t *ispmf; ///< intra_sub_partitions_mode_flag
|
|
uint8_t *msm[2]; ///< MttSplitMode[][][] in 32 pixels
|
|
uint8_t *imf; ///< IntraMipFlag[][]
|
|
uint8_t *imtf; ///< intra_mip_transposed_flag[][]
|
|
uint8_t *imm; ///< intra_mip_mode[][]
|
|
uint8_t *ipm; ///< IntraPredModeY[][]
|
|
uint8_t *cpm[2]; ///< CuPredMode[][][]
|
|
uint8_t *msf; ///< MergeSubblockFlag[][]
|
|
uint8_t *iaf; ///< InterAffineFlag[][]
|
|
uint8_t *mmi; ///< MotionModelIdc[][]
|
|
struct Mv *cp_mv[2]; ///< CpMvLX[][][][MAX_CONTROL_POINTS];
|
|
struct MvField *mvf; ///< MvDmvrL0, MvDmvrL1
|
|
|
|
uint8_t *tu_coded_flag[VVC_MAX_SAMPLE_ARRAYS]; ///< tu_y_coded_flag[][], tu_cb_coded_flag[][], tu_cr_coded_flag[][]
|
|
uint8_t *tu_joint_cbcr_residual_flag; ///< tu_joint_cbcr_residual_flag[][]
|
|
uint8_t *tb_width[2];
|
|
uint8_t *tb_height[2];
|
|
uint8_t *pcmf[2];
|
|
|
|
uint8_t *bs[2][VVC_MAX_SAMPLE_ARRAYS]; ///< horizontal, vertical boundary filtering strength
|
|
uint8_t *max_len_p[2]; ///< horizontal, vertical maxFilterLengthPs for luma
|
|
uint8_t *max_len_q[2]; ///< horizontal, vertical maxFilterLengthQs for luma
|
|
|
|
uint8_t *sao_pixel_buffer_h[VVC_MAX_SAMPLE_ARRAYS];
|
|
uint8_t *sao_pixel_buffer_v[VVC_MAX_SAMPLE_ARRAYS];
|
|
uint8_t *alf_pixel_buffer_h[VVC_MAX_SAMPLE_ARRAYS][2];
|
|
uint8_t *alf_pixel_buffer_v[VVC_MAX_SAMPLE_ARRAYS][2];
|
|
|
|
int *coeffs;
|
|
struct CTU *ctus;
|
|
struct CodingUnit **cus;
|
|
|
|
uint8_t *ibc_vir_buf[VVC_MAX_SAMPLE_ARRAYS]; ///< IbcVirBuf[]
|
|
|
|
//used in arrays_init only
|
|
struct {
|
|
int ctu_count;
|
|
int ctu_size;
|
|
int pic_size_in_min_cb;
|
|
int pic_size_in_min_pu;
|
|
int pic_size_in_min_tu;
|
|
int ctu_width;
|
|
int ctu_height;
|
|
int width;
|
|
int height;
|
|
int chroma_format_idc;
|
|
int pixel_shift;
|
|
int ibc_buffer_width; ///< IbcBufWidth
|
|
} sz;
|
|
} tab;
|
|
} VVCFrameContext;
|
|
|
|
typedef struct VVCContext {
|
|
struct AVCodecContext *avctx;
|
|
|
|
CodedBitstreamContext *cbc;
|
|
CodedBitstreamFragment current_frame;
|
|
|
|
VVCParamSets ps;
|
|
|
|
int temporal_id; ///< temporal_id_plus1 - 1
|
|
int poc_tid0;
|
|
|
|
int eos; ///< current packet contains an EOS/EOB NAL
|
|
int last_eos; ///< last packet contains an EOS/EOB NAL
|
|
|
|
enum VVCNALUnitType vcl_unit_type;
|
|
int no_output_before_recovery_flag; ///< NoOutputBeforeRecoveryFlag
|
|
int gdr_recovery_point_poc; ///< recoveryPointPocVal
|
|
|
|
/**
|
|
* Sequence counters for decoded and output frames, so that old
|
|
* frames are output first after a POC reset
|
|
*/
|
|
uint16_t seq_decode;
|
|
uint16_t seq_output;
|
|
|
|
struct FFExecutor *executor;
|
|
|
|
VVCFrameContext *fcs;
|
|
int nb_fcs;
|
|
|
|
uint64_t nb_frames; ///< processed frames
|
|
int nb_delayed; ///< delayed frames
|
|
|
|
enum AVPixelFormat pix_fmt; ///< pix format of current frame
|
|
} VVCContext ;
|
|
|
|
#endif /* AVCODEC_VVC_DEC_H */
|