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-rw-r--r--libavcodec/hevc.h128
1 files changed, 67 insertions, 61 deletions
diff --git a/libavcodec/hevc.h b/libavcodec/hevc.h
index ebe978b329..9b4ed33a60 100644
--- a/libavcodec/hevc.h
+++ b/libavcodec/hevc.h
@@ -3,29 +3,26 @@
*
* Copyright (C) 2012 - 2013 Guillaume Martres
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * 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 Libav; if not, write to the Free Software
+ * 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_HEVC_H
#define AVCODEC_HEVC_H
-#include <stddef.h>
-#include <stdint.h>
-
#include "libavutil/buffer.h"
#include "libavutil/md5.h"
@@ -33,6 +30,7 @@
#include "cabac.h"
#include "dsputil.h"
#include "get_bits.h"
+#include "hevcpred.h"
#include "hevcdsp.h"
#include "internal.h"
#include "thread.h"
@@ -41,6 +39,9 @@
#define MAX_DPB_SIZE 16 // A.4.1
#define MAX_REFS 16
+#define MAX_NB_THREADS 16
+#define SHIFT_CTB_WPP 2
+
/**
* 7.4.2.1
*/
@@ -70,6 +71,9 @@
#define EPEL_EXTRA_BEFORE 1
#define EPEL_EXTRA_AFTER 2
#define EPEL_EXTRA 3
+#define QPEL_EXTRA_BEFORE 3
+#define QPEL_EXTRA_AFTER 4
+#define QPEL_EXTRA 7
#define EDGE_EMU_BUFFER_STRIDE 80
@@ -80,13 +84,10 @@
#define SAMPLE_CTB(tab, x, y) ((tab)[(y) * min_cb_width + (x)])
#define SAMPLE_CBF(tab, x, y) ((tab)[((y) & ((1<<log2_trafo_size)-1)) * MAX_CU_SIZE + ((x) & ((1<<log2_trafo_size)-1))])
-#define IS_IDR(s) (s->nal_unit_type == NAL_IDR_W_RADL || s->nal_unit_type == NAL_IDR_N_LP)
-#define IS_BLA(s) (s->nal_unit_type == NAL_BLA_W_RADL || s->nal_unit_type == NAL_BLA_W_LP || \
- s->nal_unit_type == NAL_BLA_N_LP)
-#define IS_IRAP(s) (s->nal_unit_type >= 16 && s->nal_unit_type <= 23)
-
-#define FFUDIV(a,b) (((a) > 0 ? (a) : (a) - (b) + 1) / (b))
-#define FFUMOD(a,b) ((a) - (b) * FFUDIV(a,b))
+#define IS_IDR(s) ((s)->nal_unit_type == NAL_IDR_W_RADL || (s)->nal_unit_type == NAL_IDR_N_LP)
+#define IS_BLA(s) ((s)->nal_unit_type == NAL_BLA_W_RADL || (s)->nal_unit_type == NAL_BLA_W_LP || \
+ (s)->nal_unit_type == NAL_BLA_N_LP)
+#define IS_IRAP(s) ((s)->nal_unit_type >= 16 && (s)->nal_unit_type <= 23)
/**
* Table 7-3: NAL unit type codes
@@ -203,6 +204,13 @@ enum InterPredIdc {
PRED_BI,
};
+enum PredFlag {
+ PF_INTRA = 0,
+ PF_L0,
+ PF_L1,
+ PF_BI,
+};
+
enum IntraPredMode {
INTRA_PLANAR = 0,
INTRA_DC,
@@ -382,7 +390,7 @@ typedef struct ScalingList {
} ScalingList;
typedef struct HEVCSPS {
- int vps_id;
+ unsigned vps_id;
int chroma_format_idc;
uint8_t separate_colour_plane_flag;
@@ -575,6 +583,9 @@ typedef struct SliceHeader {
unsigned int max_num_merge_cand; ///< 5 - 5_minus_max_num_merge_cand
+ int *entry_point_offset;
+ int * offset;
+ int * size;
int num_entry_point_offsets;
int8_t slice_qp;
@@ -625,8 +636,7 @@ typedef struct Mv {
typedef struct MvField {
Mv mv[2];
int8_t ref_idx[2];
- int8_t pred_flag[2];
- uint8_t is_intra;
+ int8_t pred_flag;
} MvField;
typedef struct NeighbourAvailable {
@@ -709,20 +719,6 @@ typedef struct HEVCNAL {
const uint8_t *data;
} HEVCNAL;
-struct HEVCContext;
-
-typedef struct HEVCPredContext {
- void (*intra_pred[4])(struct HEVCContext *s, int x0, int y0, int c_idx);
-
- void (*pred_planar[4])(uint8_t *src, const uint8_t *top,
- const uint8_t *left, ptrdiff_t stride);
- void (*pred_dc)(uint8_t *src, const uint8_t *top, const uint8_t *left,
- ptrdiff_t stride, int log2_size, int c_idx);
- void (*pred_angular[4])(uint8_t *src, const uint8_t *top,
- const uint8_t *left, ptrdiff_t stride,
- int c_idx, int mode);
-} HEVCPredContext;
-
typedef struct HEVCLocalContext {
DECLARE_ALIGNED(16, int16_t, mc_buffer[(MAX_PB_SIZE + 7) * MAX_PB_SIZE]);
uint8_t cabac_state[HEVC_CONTEXTS];
@@ -736,17 +732,20 @@ typedef struct HEVCLocalContext {
int8_t qp_y;
int8_t curr_qp_y;
+ int qPy_pred;
+
TransformUnit tu;
uint8_t ctb_left_flag;
uint8_t ctb_up_flag;
uint8_t ctb_up_right_flag;
uint8_t ctb_up_left_flag;
- int start_of_tiles_x;
int end_of_tiles_x;
int end_of_tiles_y;
/* +7 is for subpixel interpolation, *2 for high bit depths */
DECLARE_ALIGNED(32, uint8_t, edge_emu_buffer)[(MAX_PB_SIZE + 7) * EDGE_EMU_BUFFER_STRIDE * 2];
+ DECLARE_ALIGNED(32, uint8_t, edge_emu_buffer2)[(MAX_PB_SIZE + 7) * EDGE_EMU_BUFFER_STRIDE * 2];
+
CodingTree ct;
CodingUnit cu;
PredictionUnit pu;
@@ -760,9 +759,18 @@ typedef struct HEVCContext {
const AVClass *c; // needed by private avoptions
AVCodecContext *avctx;
- HEVCLocalContext HEVClc;
+ struct HEVCContext *sList[MAX_NB_THREADS];
- uint8_t cabac_state[HEVC_CONTEXTS];
+ HEVCLocalContext *HEVClcList[MAX_NB_THREADS];
+ HEVCLocalContext *HEVClc;
+
+ uint8_t threads_type;
+ uint8_t threads_number;
+
+ int width;
+ int height;
+
+ uint8_t *cabac_state;
/** 1 if the independent slice segment header was successfully parsed */
uint8_t slice_initialized;
@@ -796,6 +804,7 @@ typedef struct HEVCContext {
int pocTid0;
int slice_idx; ///< number of the slice being currently decoded
int eos; ///< current packet contains an EOS/EOB NAL
+ int last_eos; ///< last packet contains an EOS/EOB NAL
int max_ra;
int bs_width;
int bs_height;
@@ -836,6 +845,18 @@ typedef struct HEVCContext {
uint16_t seq_decode;
uint16_t seq_output;
+ int enable_parallel_tiles;
+ int wpp_err;
+ int skipped_bytes;
+ int *skipped_bytes_pos;
+ int skipped_bytes_pos_size;
+
+ int *skipped_bytes_nal;
+ int **skipped_bytes_pos_nal;
+ int *skipped_bytes_pos_size_nal;
+
+ const uint8_t *data;
+
HEVCNAL *nals;
int nb_nals;
int nals_allocated;
@@ -852,6 +873,8 @@ typedef struct HEVCContext {
///< as a format defined in 14496-15
int apply_defdispwin;
+ int active_seq_parameter_set_id;
+
int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4)
int nuh_layer_id;
@@ -860,6 +883,8 @@ typedef struct HEVCContext {
int frame_packing_arrangement_type;
int content_interpretation_type;
int quincunx_subsampling;
+
+ int picture_struct;
} HEVCContext;
int ff_hevc_decode_short_term_rps(HEVCContext *s, ShortTermRPS *rps,
@@ -869,6 +894,9 @@ int ff_hevc_decode_nal_sps(HEVCContext *s);
int ff_hevc_decode_nal_pps(HEVCContext *s);
int ff_hevc_decode_nal_sei(HEVCContext *s);
+int ff_hevc_extract_rbsp(HEVCContext *s, const uint8_t *src, int length,
+ HEVCNAL *nal);
+
/**
* Mark all frames in DPB as unused for reference.
*/
@@ -924,32 +952,10 @@ int ff_hevc_inter_pred_idc_decode(HEVCContext *s, int nPbW, int nPbH);
int ff_hevc_ref_idx_lx_decode(HEVCContext *s, int num_ref_idx_lx);
int ff_hevc_mvp_lx_flag_decode(HEVCContext *s);
int ff_hevc_no_residual_syntax_flag_decode(HEVCContext *s);
-int ff_hevc_abs_mvd_greater0_flag_decode(HEVCContext *s);
-int ff_hevc_abs_mvd_greater1_flag_decode(HEVCContext *s);
-int ff_hevc_mvd_decode(HEVCContext *s);
-int ff_hevc_mvd_sign_flag_decode(HEVCContext *s);
int ff_hevc_split_transform_flag_decode(HEVCContext *s, int log2_trafo_size);
int ff_hevc_cbf_cb_cr_decode(HEVCContext *s, int trafo_depth);
int ff_hevc_cbf_luma_decode(HEVCContext *s, int trafo_depth);
int ff_hevc_transform_skip_flag_decode(HEVCContext *s, int c_idx);
-int ff_hevc_last_significant_coeff_x_prefix_decode(HEVCContext *s, int c_idx,
- int log2_size);
-int ff_hevc_last_significant_coeff_y_prefix_decode(HEVCContext *s, int c_idx,
- int log2_size);
-int ff_hevc_last_significant_coeff_suffix_decode(HEVCContext *s,
- int last_significant_coeff_prefix);
-int ff_hevc_significant_coeff_group_flag_decode(HEVCContext *s, int c_idx,
- int ctx_cg);
-int ff_hevc_significant_coeff_flag_decode(HEVCContext *s, int c_idx, int x_c,
- int y_c, int log2_trafo_size,
- int scan_idx, int prev_sig);
-int ff_hevc_coeff_abs_level_greater1_flag_decode(HEVCContext *s, int c_idx,
- int ctx_set);
-int ff_hevc_coeff_abs_level_greater2_flag_decode(HEVCContext *s, int c_idx,
- int inc);
-int ff_hevc_coeff_abs_level_remaining(HEVCContext *s, int base_level,
- int rc_rice_param);
-int ff_hevc_coeff_sign_flag(HEVCContext *s, uint8_t nb);
/**
* Get the number of candidate references for the current frame.
@@ -978,17 +984,17 @@ void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0,
void ff_hevc_set_qPy(HEVCContext *s, int xC, int yC, int xBase, int yBase,
int log2_cb_size);
void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0,
- int log2_trafo_size,
- int slice_or_tiles_up_boundary,
- int slice_or_tiles_left_boundary);
+ int log2_trafo_size);
int ff_hevc_cu_qp_delta_sign_flag(HEVCContext *s);
int ff_hevc_cu_qp_delta_abs(HEVCContext *s);
void ff_hevc_hls_filter(HEVCContext *s, int x, int y);
void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size);
+void ff_hevc_hls_residual_coding(HEVCContext *s, int x0, int y0,
+ int log2_trafo_size, enum ScanType scan_idx,
+ int c_idx);
-void ff_hevc_pps_free(HEVCPPS **ppps);
+void ff_hevc_hls_mvd_coding(HEVCContext *s, int x0, int y0, int log2_cb_size);
-void ff_hevc_pred_init(HEVCPredContext *hpc, int bit_depth);
extern const uint8_t ff_hevc_qpel_extra_before[4];
extern const uint8_t ff_hevc_qpel_extra_after[4];
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-29 19:30:41 +0000