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hevc.c File Reference
#include "libavutil/atomic.h"
#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/display.h"
#include "libavutil/internal.h"
#include "libavutil/mastering_display_metadata.h"
#include "libavutil/md5.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "libavutil/stereo3d.h"
#include "bswapdsp.h"
#include "bytestream.h"
#include "cabac_functions.h"
#include "golomb.h"
#include "hevc.h"
#include "profiles.h"

Go to the source code of this file.

Macros

#define HWACCEL_MAX   (CONFIG_HEVC_DXVA2_HWACCEL + CONFIG_HEVC_D3D11VA_HWACCEL + CONFIG_HEVC_VAAPI_HWACCEL + CONFIG_HEVC_VDPAU_HWACCEL)
 
#define CTB(tab, x, y)   ((tab)[(y) * s->ps.sps->ctb_width + (x)])
 
#define SET_SAO(elem, value)
 
#define SUBDIVIDE(x, y, idx)
 
#define POS(c_idx, x, y)
 
#define OFFSET(x)   offsetof(HEVCContext, x)
 
#define PAR   (AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
 

Functions

static void pic_arrays_free (HEVCContext *s)
 NOTE: Each function hls_foo correspond to the function foo in the specification (HLS stands for High Level Syntax). More...
 
static int pic_arrays_init (HEVCContext *s, const HEVCSPS *sps)
 
static void pred_weight_table (HEVCContext *s, GetBitContext *gb)
 
static int decode_lt_rps (HEVCContext *s, LongTermRPS *rps, GetBitContext *gb)
 
static void export_stream_params (AVCodecContext *avctx, const HEVCParamSets *ps, const HEVCSPS *sps)
 
static int set_sps (HEVCContext *s, const HEVCSPS *sps, enum AVPixelFormat pix_fmt)
 
static int hls_slice_header (HEVCContext *s)
 
static void hls_sao_param (HEVCContext *s, int rx, int ry)
 
static int hls_cross_component_pred (HEVCContext *s, int idx)
 
static int hls_transform_unit (HEVCContext *s, int x0, int y0, int xBase, int yBase, int cb_xBase, int cb_yBase, int log2_cb_size, int log2_trafo_size, int blk_idx, int cbf_luma, int *cbf_cb, int *cbf_cr)
 
static void set_deblocking_bypass (HEVCContext *s, int x0, int y0, int log2_cb_size)
 
static int hls_transform_tree (HEVCContext *s, int x0, int y0, int xBase, int yBase, int cb_xBase, int cb_yBase, int log2_cb_size, int log2_trafo_size, int trafo_depth, int blk_idx, const int *base_cbf_cb, const int *base_cbf_cr)
 
static int hls_pcm_sample (HEVCContext *s, int x0, int y0, int log2_cb_size)
 
static void luma_mc_uni (HEVCContext *s, uint8_t *dst, ptrdiff_t dststride, AVFrame *ref, const Mv *mv, int x_off, int y_off, int block_w, int block_h, int luma_weight, int luma_offset)
 8.5.3.2.2.1 Luma sample unidirectional interpolation process More...
 
static void luma_mc_bi (HEVCContext *s, uint8_t *dst, ptrdiff_t dststride, AVFrame *ref0, const Mv *mv0, int x_off, int y_off, int block_w, int block_h, AVFrame *ref1, const Mv *mv1, struct MvField *current_mv)
 8.5.3.2.2.1 Luma sample bidirectional interpolation process More...
 
static void chroma_mc_uni (HEVCContext *s, uint8_t *dst0, ptrdiff_t dststride, uint8_t *src0, ptrdiff_t srcstride, int reflist, int x_off, int y_off, int block_w, int block_h, struct MvField *current_mv, int chroma_weight, int chroma_offset)
 8.5.3.2.2.2 Chroma sample uniprediction interpolation process More...
 
static void chroma_mc_bi (HEVCContext *s, uint8_t *dst0, ptrdiff_t dststride, AVFrame *ref0, AVFrame *ref1, int x_off, int y_off, int block_w, int block_h, struct MvField *current_mv, int cidx)
 8.5.3.2.2.2 Chroma sample bidirectional interpolation process More...
 
static void hevc_await_progress (HEVCContext *s, HEVCFrame *ref, const Mv *mv, int y0, int height)
 
static void hevc_luma_mv_mvp_mode (HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv)
 
static void hls_prediction_unit (HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int partIdx, int idx)
 
static int luma_intra_pred_mode (HEVCContext *s, int x0, int y0, int pu_size, int prev_intra_luma_pred_flag)
 8.4.1 More...
 
static av_always_inline void set_ct_depth (HEVCContext *s, int x0, int y0, int log2_cb_size, int ct_depth)
 
static void intra_prediction_unit (HEVCContext *s, int x0, int y0, int log2_cb_size)
 
static void intra_prediction_unit_default_value (HEVCContext *s, int x0, int y0, int log2_cb_size)
 
static int hls_coding_unit (HEVCContext *s, int x0, int y0, int log2_cb_size)
 
static int hls_coding_quadtree (HEVCContext *s, int x0, int y0, int log2_cb_size, int cb_depth)
 
static void hls_decode_neighbour (HEVCContext *s, int x_ctb, int y_ctb, int ctb_addr_ts)
 
static int hls_decode_entry (AVCodecContext *avctxt, void *isFilterThread)
 
static int hls_slice_data (HEVCContext *s)
 
static int hls_decode_entry_wpp (AVCodecContext *avctxt, void *input_ctb_row, int job, int self_id)
 
static int hls_slice_data_wpp (HEVCContext *s, const HEVCNAL *nal)
 
static int set_side_data (HEVCContext *s)
 
static int hevc_frame_start (HEVCContext *s)
 
static int decode_nal_unit (HEVCContext *s, const HEVCNAL *nal)
 
static int decode_nal_units (HEVCContext *s, const uint8_t *buf, int length)
 
static void print_md5 (void *log_ctx, int level, uint8_t md5[16])
 
static int verify_md5 (HEVCContext *s, AVFrame *frame)
 
static int hevc_decode_frame (AVCodecContext *avctx, void *data, int *got_output, AVPacket *avpkt)
 
static int hevc_ref_frame (HEVCContext *s, HEVCFrame *dst, HEVCFrame *src)
 
static av_cold int hevc_decode_free (AVCodecContext *avctx)
 
static av_cold int hevc_init_context (AVCodecContext *avctx)
 
static int hevc_update_thread_context (AVCodecContext *dst, const AVCodecContext *src)
 
static int hevc_decode_extradata (HEVCContext *s)
 
static av_cold int hevc_decode_init (AVCodecContext *avctx)
 
static av_cold int hevc_init_thread_copy (AVCodecContext *avctx)
 
static void hevc_decode_flush (AVCodecContext *avctx)
 

Variables

const uint8_t ff_hevc_pel_weight [65] = { [2] = 0, [4] = 1, [6] = 2, [8] = 3, [12] = 4, [16] = 5, [24] = 6, [32] = 7, [48] = 8, [64] = 9 }
 
static const uint8_t tab_mode_idx []
 
static const AVOption options []
 
static const AVClass hevc_decoder_class
 
AVCodec ff_hevc_decoder
 

Macro Definition Documentation

#define HWACCEL_MAX   (CONFIG_HEVC_DXVA2_HWACCEL + CONFIG_HEVC_D3D11VA_HWACCEL + CONFIG_HEVC_VAAPI_HWACCEL + CONFIG_HEVC_VDPAU_HWACCEL)

Referenced by set_sps().

#define CTB (   tab,
  x,
  y 
)    ((tab)[(y) * s->ps.sps->ctb_width + (x)])

Definition at line 819 of file hevc.c.

Referenced by hls_sao_param().

#define SET_SAO (   elem,
  value 
)
Value:
do { \
if (!sao_merge_up_flag && !sao_merge_left_flag) \
sao->elem = value; \
else if (sao_merge_left_flag) \
sao->elem = CTB(s->sao, rx-1, ry).elem; \
else if (sao_merge_up_flag) \
sao->elem = CTB(s->sao, rx, ry-1).elem; \
else \
sao->elem = 0; \
} while (0)
s
const char * s
Definition: avisynth_c.h:631
else
else
Definition: h264pred_template.c:463
value
GLsizei GLboolean const GLfloat * value
Definition: opengl_enc.c:109
CTB
#define CTB(tab, x, y)
Definition: hevc.c:819
if
if(ret< 0)
Definition: vf_mcdeint.c:282

Definition at line 821 of file hevc.c.

Referenced by hls_sao_param().

#define SUBDIVIDE (   x,
  y,
  idx 
)
Value:
do { \
ret = hls_transform_tree(s, x, y, x0, y0, cb_xBase, cb_yBase, log2_cb_size, \
log2_trafo_size - 1, trafo_depth + 1, idx, \
cbf_cb, cbf_cr); \
if (ret < 0) \
return ret; \
} while (0)
s
const char * s
Definition: avisynth_c.h:631
return
return
Definition: audio_convert.c:415
if
if(ret< 0)
Definition: vf_mcdeint.c:282
hls_transform_tree
static int hls_transform_tree(HEVCContext *s, int x0, int y0, int xBase, int yBase, int cb_xBase, int cb_yBase, int log2_cb_size, int log2_trafo_size, int trafo_depth, int blk_idx, const int *base_cbf_cb, const int *base_cbf_cr)
Definition: hevc.c:1144

Referenced by hls_transform_tree().

#define POS (   c_idx,
  x,
  y 
)
Value:
&s->frame->data[c_idx][((y) >> s->ps.sps->vshift[c_idx]) * s->frame->linesize[c_idx] + \
(((x) >> s->ps.sps->hshift[c_idx]) << s->ps.sps->pixel_shift)]
s
const char * s
Definition: avisynth_c.h:631

Referenced by hls_prediction_unit().

#define OFFSET (   x)    offsetof(HEVCContext, x)

Definition at line 3367 of file hevc.c.

#define PAR   (AV_OPT_FLAG_DECODING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 3368 of file hevc.c.

Function Documentation

static void pic_arrays_free ( HEVCContext *  s)
static

NOTE: Each function hls_foo correspond to the function foo in the specification (HLS stands for High Level Syntax).

Section 5.7

Definition at line 56 of file hevc.c.

Referenced by hevc_decode_free(), pic_arrays_init(), and set_sps().

static int pic_arrays_init ( HEVCContext *  s,
const HEVCSPS *  sps 
)
static

Definition at line 84 of file hevc.c.

Referenced by set_sps().

static void pred_weight_table ( HEVCContext *  s,
GetBitContext *  gb 
)
static

Definition at line 140 of file hevc.c.

Referenced by hls_slice_header().

static int decode_lt_rps ( HEVCContext *  s,
LongTermRPS *  rps,
GetBitContext *  gb 
)
static

Definition at line 233 of file hevc.c.

Referenced by hls_slice_header().

static void export_stream_params ( AVCodecContext *  avctx,
const HEVCParamSets *  ps,
const HEVCSPS *  sps 
)
static

Definition at line 285 of file hevc.c.

Referenced by hevc_decode_extradata(), and set_sps().

static int set_sps ( HEVCContext *  s,
const HEVCSPS *  sps,
enum AVPixelFormat  pix_fmt 
)
static

Definition at line 331 of file hevc.c.

Referenced by hevc_update_thread_context(), and hls_slice_header().

static int hls_slice_header ( HEVCContext *  s)
static

Definition at line 414 of file hevc.c.

Referenced by decode_nal_unit().

static void hls_sao_param ( HEVCContext *  s,
int  rx,
int  ry 
)
static

Definition at line 833 of file hevc.c.

Referenced by hls_decode_entry(), and hls_decode_entry_wpp().

static int hls_cross_component_pred ( HEVCContext *  s,
int  idx 
)
static

Definition at line 907 of file hevc.c.

Referenced by hls_transform_unit().

static int hls_transform_unit ( HEVCContext *  s,
int  x0,
int  y0,
int  xBase,
int  yBase,
int  cb_xBase,
int  cb_yBase,
int  log2_cb_size,
int  log2_trafo_size,
int  blk_idx,
int  cbf_luma,
int *  cbf_cb,
int *  cbf_cr 
)
static

Definition at line 923 of file hevc.c.

Referenced by hls_transform_tree().

static void set_deblocking_bypass ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size 
)
static

Definition at line 1129 of file hevc.c.

Referenced by hls_coding_unit(), and hls_transform_tree().

static int hls_transform_tree ( HEVCContext *  s,
int  x0,
int  y0,
int  xBase,
int  yBase,
int  cb_xBase,
int  cb_yBase,
int  log2_cb_size,
int  log2_trafo_size,
int  trafo_depth,
int  blk_idx,
const int *  base_cbf_cb,
const int *  base_cbf_cr 
)
static

Definition at line 1144 of file hevc.c.

Referenced by hls_coding_unit().

static int hls_pcm_sample ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size 
)
static

Definition at line 1267 of file hevc.c.

Referenced by hls_coding_unit().

static void luma_mc_uni ( HEVCContext *  s,
uint8_t *  dst,
ptrdiff_t  dststride,
AVFrame *  ref,
const Mv *  mv,
int  x_off,
int  y_off,
int  block_w,
int  block_h,
int  luma_weight,
int  luma_offset 
)
static

8.5.3.2.2.1 Luma sample unidirectional interpolation process

Parameters
sHEVC decoding context
dsttarget buffer for block data at block position
dststridestride of the dst buffer
refreference picture buffer at origin (0, 0)
mvmotion vector (relative to block position) to get pixel data from
x_offhorizontal position of block from origin (0, 0)
y_offvertical position of block from origin (0, 0)
block_wwidth of block
block_hheight of block
luma_weightweighting factor applied to the luma prediction
luma_offsetadditive offset applied to the luma prediction value

Definition at line 1324 of file hevc.c.

Referenced by hls_prediction_unit().

static void luma_mc_bi ( HEVCContext *  s,
uint8_t *  dst,
ptrdiff_t  dststride,
AVFrame *  ref0,
const Mv *  mv0,
int  x_off,
int  y_off,
int  block_w,
int  block_h,
AVFrame *  ref1,
const Mv *  mv1,
struct MvField *  current_mv 
)
static

8.5.3.2.2.1 Luma sample bidirectional interpolation process

Parameters
sHEVC decoding context
dsttarget buffer for block data at block position
dststridestride of the dst buffer
ref0reference picture0 buffer at origin (0, 0)
mv0motion vector0 (relative to block position) to get pixel data from
x_offhorizontal position of block from origin (0, 0)
y_offvertical position of block from origin (0, 0)
block_wwidth of block
block_hheight of block
ref1reference picture1 buffer at origin (0, 0)
mv1motion vector1 (relative to block position) to get pixel data from
current_mvcurrent motion vector structure

Definition at line 1385 of file hevc.c.

Referenced by hls_prediction_unit().

static void chroma_mc_uni ( HEVCContext *  s,
uint8_t *  dst0,
ptrdiff_t  dststride,
uint8_t *  src0,
ptrdiff_t  srcstride,
int  reflist,
int  x_off,
int  y_off,
int  block_w,
int  block_h,
struct MvField *  current_mv,
int  chroma_weight,
int  chroma_offset 
)
static

8.5.3.2.2.2 Chroma sample uniprediction interpolation process

Parameters
sHEVC decoding context
dst1target buffer for block data at block position (U plane)
dst2target buffer for block data at block position (V plane)
dststridestride of the dst1 and dst2 buffers
refreference picture buffer at origin (0, 0)
mvmotion vector (relative to block position) to get pixel data from
x_offhorizontal position of block from origin (0, 0)
y_offvertical position of block from origin (0, 0)
block_wwidth of block
block_hheight of block
chroma_weightweighting factor applied to the chroma prediction
chroma_offsetadditive offset applied to the chroma prediction value

Definition at line 1476 of file hevc.c.

Referenced by hls_prediction_unit().

static void chroma_mc_bi ( HEVCContext *  s,
uint8_t *  dst0,
ptrdiff_t  dststride,
AVFrame *  ref0,
AVFrame *  ref1,
int  x_off,
int  y_off,
int  block_w,
int  block_h,
struct MvField *  current_mv,
int  cidx 
)
static

8.5.3.2.2.2 Chroma sample bidirectional interpolation process

Parameters
sHEVC decoding context
dsttarget buffer for block data at block position
dststridestride of the dst buffer
ref0reference picture0 buffer at origin (0, 0)
mv0motion vector0 (relative to block position) to get pixel data from
x_offhorizontal position of block from origin (0, 0)
y_offvertical position of block from origin (0, 0)
block_wwidth of block
block_hheight of block
ref1reference picture1 buffer at origin (0, 0)
mv1motion vector1 (relative to block position) to get pixel data from
current_mvcurrent motion vector structure
cidxchroma component(cb, cr)

Definition at line 1541 of file hevc.c.

Referenced by hls_prediction_unit().

static void hevc_await_progress ( HEVCContext *  s,
HEVCFrame *  ref,
const Mv *  mv,
int  y0,
int  height 
)
static

Definition at line 1631 of file hevc.c.

Referenced by hls_prediction_unit().

static void hevc_luma_mv_mvp_mode ( HEVCContext *  s,
int  x0,
int  y0,
int  nPbW,
int  nPbH,
int  log2_cb_size,
int  part_idx,
int  merge_idx,
MvField *  mv 
)
static

Definition at line 1640 of file hevc.c.

Referenced by hls_prediction_unit().

static void hls_prediction_unit ( HEVCContext *  s,
int  x0,
int  y0,
int  nPbW,
int  nPbH,
int  log2_cb_size,
int  partIdx,
int  idx 
)
static

Definition at line 1685 of file hevc.c.

Referenced by hls_coding_unit().

static int luma_intra_pred_mode ( HEVCContext *  s,
int  x0,
int  y0,
int  pu_size,
int  prev_intra_luma_pred_flag 
)
static

8.4.1

Definition at line 1811 of file hevc.c.

Referenced by intra_prediction_unit().

static av_always_inline void set_ct_depth ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size,
int  ct_depth 
)
static

Definition at line 1891 of file hevc.c.

Referenced by hls_coding_unit().

static void intra_prediction_unit ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size 
)
static

Definition at line 1908 of file hevc.c.

Referenced by hls_coding_unit().

static void intra_prediction_unit_default_value ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size 
)
static

Definition at line 1976 of file hevc.c.

Referenced by hls_coding_unit().

static int hls_coding_unit ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size 
)
static

Definition at line 1999 of file hevc.c.

Referenced by hls_coding_quadtree().

static int hls_coding_quadtree ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size,
int  cb_depth 
)
static

Definition at line 2162 of file hevc.c.

Referenced by hls_decode_entry(), and hls_decode_entry_wpp().

static void hls_decode_neighbour ( HEVCContext *  s,
int  x_ctb,
int  y_ctb,
int  ctb_addr_ts 
)
static

Definition at line 2247 of file hevc.c.

Referenced by hls_decode_entry(), and hls_decode_entry_wpp().

static int hls_decode_entry ( AVCodecContext *  avctxt,
void *  isFilterThread 
)
static

Definition at line 2296 of file hevc.c.

Referenced by hls_slice_data().

static int hls_slice_data ( HEVCContext *  s)
static

Definition at line 2352 of file hevc.c.

Referenced by decode_nal_unit().

static int hls_decode_entry_wpp ( AVCodecContext *  avctxt,
void *  input_ctb_row,
int  job,
int  self_id 
)
static

Definition at line 2363 of file hevc.c.

Referenced by hls_slice_data_wpp().

static int hls_slice_data_wpp ( HEVCContext *  s,
const HEVCNAL *  nal 
)
static

Definition at line 2440 of file hevc.c.

Referenced by decode_nal_unit().

static int set_side_data ( HEVCContext *  s)
static

Definition at line 2538 of file hevc.c.

Referenced by hevc_frame_start().

static int hevc_frame_start ( HEVCContext *  s)
static

Definition at line 2649 of file hevc.c.

Referenced by decode_nal_unit().

static int decode_nal_unit ( HEVCContext *  s,
const HEVCNAL *  nal 
)
static

Definition at line 2706 of file hevc.c.

Referenced by decode_nal_units().

static int decode_nal_units ( HEVCContext *  s,
const uint8_t *  buf,
int  length 
)
static

Definition at line 2848 of file hevc.c.

Referenced by hevc_decode_extradata(), and hevc_decode_frame().

static void print_md5 ( void *  log_ctx,
int  level,
uint8_t  md5[16] 
)
static

Definition at line 2889 of file hevc.c.

Referenced by verify_md5().

static int verify_md5 ( HEVCContext *  s,
AVFrame *  frame 
)
static

Definition at line 2896 of file hevc.c.

Referenced by hevc_decode_frame().

static int hevc_decode_frame ( AVCodecContext *  avctx,
void *  data,
int *  got_output,
AVPacket *  avpkt 
)
static

Definition at line 2962 of file hevc.c.

static int hevc_ref_frame ( HEVCContext *  s,
HEVCFrame *  dst,
HEVCFrame *  src 
)
static

Definition at line 3015 of file hevc.c.

Referenced by hevc_update_thread_context().

static av_cold int hevc_decode_free ( AVCodecContext *  avctx)
static

Definition at line 3056 of file hevc.c.

Referenced by hevc_decode_init(), and hevc_init_context().

static av_cold int hevc_init_context ( AVCodecContext *  avctx)
static

Definition at line 3113 of file hevc.c.

Referenced by hevc_decode_init(), hevc_init_thread_copy(), and hevc_update_thread_context().

static int hevc_update_thread_context ( AVCodecContext *  dst,
const AVCodecContext *  src 
)
static

Definition at line 3159 of file hevc.c.

static int hevc_decode_extradata ( HEVCContext *  s)
static

Definition at line 3235 of file hevc.c.

Referenced by hevc_decode_init().

static av_cold int hevc_decode_init ( AVCodecContext *  avctx)
static

Definition at line 3309 of file hevc.c.

static av_cold int hevc_init_thread_copy ( AVCodecContext *  avctx)
static

Definition at line 3345 of file hevc.c.

static void hevc_decode_flush ( AVCodecContext *  avctx)
static

Definition at line 3359 of file hevc.c.

Variable Documentation

const uint8_t ff_hevc_pel_weight[65] = { [2] = 0, [4] = 1, [6] = 2, [8] = 3, [12] = 4, [16] = 5, [24] = 6, [32] = 7, [48] = 8, [64] = 9 }

Definition at line 44 of file hevc.c.

Referenced by chroma_mc_bi(), chroma_mc_uni(), luma_mc_bi(), and luma_mc_uni().

const uint8_t tab_mode_idx[]
static
Initial value:
= {
0, 1, 2, 2, 2, 2, 3, 5, 7, 8, 10, 12, 13, 15, 17, 18, 19, 20,
21, 22, 23, 23, 24, 24, 25, 25, 26, 27, 27, 28, 28, 29, 29, 30, 31}

Definition at line 1904 of file hevc.c.

Referenced by intra_prediction_unit().

const AVOption options[]
static
Initial value:
= {
{ "apply_defdispwin", "Apply default display window from VUI", OFFSET(apply_defdispwin),
AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, PAR },
{ "strict-displaywin", "stricly apply default display window size", OFFSET(apply_defdispwin),
AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, PAR },
{ NULL },
}
NULL
#define NULL
Definition: coverity.c:32
PAR
#define PAR
Definition: hevc.c:3368
OFFSET
#define OFFSET(x)
Definition: hevc.c:3367
AV_OPT_TYPE_BOOL
Definition: opt.h:239

Definition at line 3370 of file hevc.c.

const AVClass hevc_decoder_class
static
Initial value:
= {
.class_name = "HEVC decoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
}
LIBAVUTIL_VERSION_INT
#define LIBAVUTIL_VERSION_INT
Definition: version.h:70
av_default_item_name
av_default_item_name
Definition: libopenh264enc.c:68
options
static const AVOption options[]
Definition: hevc.c:3370

Definition at line 3378 of file hevc.c.

AVCodec ff_hevc_decoder
Initial value:
= {
.name = "hevc",
.long_name = NULL_IF_CONFIG_SMALL("HEVC (High Efficiency Video Coding)"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_HEVC,
.priv_data_size = sizeof(HEVCContext),
.priv_class = &hevc_decoder_class,
.init = hevc_decode_init,
.close = hevc_decode_free,
.decode = hevc_decode_frame,
.flush = hevc_decode_flush,
.update_thread_context = hevc_update_thread_context,
.init_thread_copy = hevc_init_thread_copy,
.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_DELAY |
AV_CODEC_CAP_SLICE_THREADS | AV_CODEC_CAP_FRAME_THREADS,
.profiles = NULL_IF_CONFIG_SMALL(ff_hevc_profiles),
}
flush
static void flush(AVCodecContext *avctx)
Definition: aacdec_template.c:496
init_thread_copy
static int init_thread_copy(AVCodecContext *avctx)
Definition: tta.c:390
init
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
hevc_update_thread_context
static int hevc_update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
Definition: hevc.c:3159
AV_CODEC_CAP_DELAY
#define AV_CODEC_CAP_DELAY
Encoder or decoder requires flushing with NULL input at the end in order to give the complete and cor...
Definition: avcodec.h:881
hevc_decode_flush
static void hevc_decode_flush(AVCodecContext *avctx)
Definition: hevc.c:3359
ff_hevc_profiles
const AVProfile ff_hevc_profiles[]
Definition: profiles.c:67
hevc_init_thread_copy
static av_cold int hevc_init_thread_copy(AVCodecContext *avctx)
Definition: hevc.c:3345
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:176
hevc_decoder_class
static const AVClass hevc_decoder_class
Definition: hevc.c:3378
AV_CODEC_CAP_FRAME_THREADS
#define AV_CODEC_CAP_FRAME_THREADS
Codec supports frame-level multithreading.
Definition: avcodec.h:919
AV_CODEC_CAP_SLICE_THREADS
#define AV_CODEC_CAP_SLICE_THREADS
Codec supports slice-based (or partition-based) multithreading.
Definition: avcodec.h:923
hevc_decode_init
static av_cold int hevc_decode_init(AVCodecContext *avctx)
Definition: hevc.c:3309
AV_CODEC_ID_HEVC
Definition: avcodec.h:281
decode
static int decode(AVCodecContext *avctx, void *data, int *got_sub, AVPacket *avpkt)
Definition: ccaption_dec.c:572
profiles
static const AVProfile profiles[]
Definition: libfaac.c:216
hevc_decode_frame
static int hevc_decode_frame(AVCodecContext *avctx, void *data, int *got_output, AVPacket *avpkt)
Definition: hevc.c:2962
AVMEDIA_TYPE_VIDEO
Definition: avutil.h:193
hevc_decode_free
static av_cold int hevc_decode_free(AVCodecContext *avctx)
Definition: hevc.c:3056
AV_CODEC_CAP_DR1
#define AV_CODEC_CAP_DR1
Codec uses get_buffer() for allocating buffers and supports custom allocators.
Definition: avcodec.h:856

Definition at line 3385 of file hevc.c.

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