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dxva2_hevc.c
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1 /*
2  * DXVA2 HEVC HW acceleration.
3  *
4  * copyright (c) 2014 - 2015 Hendrik Leppkes
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #include "libavutil/avassert.h"
24 
25 #include "dxva2_internal.h"
26 #include "hevc_data.h"
27 #include "hevcdec.h"
28 
29 #define MAX_SLICES 256
30 
32  DXVA_PicParams_HEVC pp;
33  DXVA_Qmatrix_HEVC qm;
34  unsigned slice_count;
35  DXVA_Slice_HEVC_Short slice_short[MAX_SLICES];
37  unsigned bitstream_size;
38 };
39 
40 static void fill_picture_entry(DXVA_PicEntry_HEVC *pic,
41  unsigned index, unsigned flag)
42 {
43  av_assert0((index & 0x7f) == index && (flag & 0x01) == flag);
44  pic->bPicEntry = index | (flag << 7);
45 }
46 
47 static int get_refpic_index(const DXVA_PicParams_HEVC *pp, int surface_index)
48 {
49  int i;
50  for (i = 0; i < FF_ARRAY_ELEMS(pp->RefPicList); i++) {
51  if ((pp->RefPicList[i].bPicEntry & 0x7f) == surface_index)
52  return i;
53  }
54  return 0xff;
55 }
56 
58  DXVA_PicParams_HEVC *pp)
59 {
60  const HEVCFrame *current_picture = h->ref;
61  const HEVCSPS *sps = h->ps.sps;
62  const HEVCPPS *pps = h->ps.pps;
63  int i, j;
64 
65  memset(pp, 0, sizeof(*pp));
66 
67  pp->PicWidthInMinCbsY = sps->min_cb_width;
68  pp->PicHeightInMinCbsY = sps->min_cb_height;
69 
70  pp->wFormatAndSequenceInfoFlags = (sps->chroma_format_idc << 0) |
71  (sps->separate_colour_plane_flag << 2) |
72  ((sps->bit_depth - 8) << 3) |
73  ((sps->bit_depth - 8) << 6) |
74  ((sps->log2_max_poc_lsb - 4) << 9) |
75  (0 << 13) |
76  (0 << 14) |
77  (0 << 15);
78 
79  fill_picture_entry(&pp->CurrPic, ff_dxva2_get_surface_index(avctx, ctx, current_picture->frame), 0);
80 
81  pp->sps_max_dec_pic_buffering_minus1 = sps->temporal_layer[sps->max_sub_layers - 1].max_dec_pic_buffering - 1;
82  pp->log2_min_luma_coding_block_size_minus3 = sps->log2_min_cb_size - 3;
83  pp->log2_diff_max_min_luma_coding_block_size = sps->log2_diff_max_min_coding_block_size;
84  pp->log2_min_transform_block_size_minus2 = sps->log2_min_tb_size - 2;
85  pp->log2_diff_max_min_transform_block_size = sps->log2_max_trafo_size - sps->log2_min_tb_size;
86  pp->max_transform_hierarchy_depth_inter = sps->max_transform_hierarchy_depth_inter;
87  pp->max_transform_hierarchy_depth_intra = sps->max_transform_hierarchy_depth_intra;
88  pp->num_short_term_ref_pic_sets = sps->nb_st_rps;
89  pp->num_long_term_ref_pics_sps = sps->num_long_term_ref_pics_sps;
90 
91  pp->num_ref_idx_l0_default_active_minus1 = pps->num_ref_idx_l0_default_active - 1;
92  pp->num_ref_idx_l1_default_active_minus1 = pps->num_ref_idx_l1_default_active - 1;
93  pp->init_qp_minus26 = pps->pic_init_qp_minus26;
94 
96  pp->ucNumDeltaPocsOfRefRpsIdx = h->sh.short_term_rps->rps_idx_num_delta_pocs;
97  pp->wNumBitsForShortTermRPSInSlice = h->sh.short_term_ref_pic_set_size;
98  }
99 
100  pp->dwCodingParamToolFlags = (sps->scaling_list_enable_flag << 0) |
101  (sps->amp_enabled_flag << 1) |
102  (sps->sao_enabled << 2) |
103  (sps->pcm_enabled_flag << 3) |
104  ((sps->pcm_enabled_flag ? (sps->pcm.bit_depth - 1) : 0) << 4) |
105  ((sps->pcm_enabled_flag ? (sps->pcm.bit_depth_chroma - 1) : 0) << 8) |
106  ((sps->pcm_enabled_flag ? (sps->pcm.log2_min_pcm_cb_size - 3) : 0) << 12) |
107  ((sps->pcm_enabled_flag ? (sps->pcm.log2_max_pcm_cb_size - sps->pcm.log2_min_pcm_cb_size) : 0) << 14) |
108  (sps->pcm.loop_filter_disable_flag << 16) |
109  (sps->long_term_ref_pics_present_flag << 17) |
110  (sps->sps_temporal_mvp_enabled_flag << 18) |
113  (pps->output_flag_present_flag << 21) |
114  (pps->num_extra_slice_header_bits << 22) |
115  (pps->sign_data_hiding_flag << 25) |
116  (pps->cabac_init_present_flag << 26) |
117  (0 << 27);
118 
119  pp->dwCodingSettingPicturePropertyFlags = (pps->constrained_intra_pred_flag << 0) |
120  (pps->transform_skip_enabled_flag << 1) |
121  (pps->cu_qp_delta_enabled_flag << 2) |
123  (pps->weighted_pred_flag << 4) |
124  (pps->weighted_bipred_flag << 5) |
125  (pps->transquant_bypass_enable_flag << 6) |
126  (pps->tiles_enabled_flag << 7) |
128  (pps->uniform_spacing_flag << 9) |
132  (pps->disable_dbf << 13) |
133  (pps->lists_modification_present_flag << 14) |
135  (IS_IRAP(h) << 16) |
136  (IS_IDR(h) << 17) |
137  /* IntraPicFlag */
138  (IS_IRAP(h) << 18) |
139  (0 << 19);
140  pp->pps_cb_qp_offset = pps->cb_qp_offset;
141  pp->pps_cr_qp_offset = pps->cr_qp_offset;
142  if (pps->tiles_enabled_flag) {
143  pp->num_tile_columns_minus1 = pps->num_tile_columns - 1;
144  pp->num_tile_rows_minus1 = pps->num_tile_rows - 1;
145 
146  if (!pps->uniform_spacing_flag) {
147  for (i = 0; i < pps->num_tile_columns; i++)
148  pp->column_width_minus1[i] = pps->column_width[i] - 1;
149 
150  for (i = 0; i < pps->num_tile_rows; i++)
151  pp->row_height_minus1[i] = pps->row_height[i] - 1;
152  }
153  }
154 
155  pp->diff_cu_qp_delta_depth = pps->diff_cu_qp_delta_depth;
156  pp->pps_beta_offset_div2 = pps->beta_offset / 2;
157  pp->pps_tc_offset_div2 = pps->tc_offset / 2;
158  pp->log2_parallel_merge_level_minus2 = pps->log2_parallel_merge_level - 2;
159  pp->CurrPicOrderCntVal = h->poc;
160 
161  // fill RefPicList from the DPB
162  for (i = 0, j = 0; i < FF_ARRAY_ELEMS(pp->RefPicList); i++) {
163  const HEVCFrame *frame = NULL;
164  while (!frame && j < FF_ARRAY_ELEMS(h->DPB)) {
165  if (&h->DPB[j] != current_picture && (h->DPB[j].flags & (HEVC_FRAME_FLAG_LONG_REF | HEVC_FRAME_FLAG_SHORT_REF)))
166  frame = &h->DPB[j];
167  j++;
168  }
169 
170  if (frame) {
171  fill_picture_entry(&pp->RefPicList[i], ff_dxva2_get_surface_index(avctx, ctx, frame->frame), !!(frame->flags & HEVC_FRAME_FLAG_LONG_REF));
172  pp->PicOrderCntValList[i] = frame->poc;
173  } else {
174  pp->RefPicList[i].bPicEntry = 0xff;
175  pp->PicOrderCntValList[i] = 0;
176  }
177  }
178 
179  #define DO_REF_LIST(ref_idx, ref_list) { \
180  const RefPicList *rpl = &h->rps[ref_idx]; \
181  for (i = 0, j = 0; i < FF_ARRAY_ELEMS(pp->ref_list); i++) { \
182  const HEVCFrame *frame = NULL; \
183  while (!frame && j < rpl->nb_refs) \
184  frame = rpl->ref[j++]; \
185  if (frame) \
186  pp->ref_list[i] = get_refpic_index(pp, ff_dxva2_get_surface_index(avctx, ctx, frame->frame)); \
187  else \
188  pp->ref_list[i] = 0xff; \
189  } \
190  }
191 
192  // Fill short term and long term lists
193  DO_REF_LIST(ST_CURR_BEF, RefPicSetStCurrBefore);
194  DO_REF_LIST(ST_CURR_AFT, RefPicSetStCurrAfter);
195  DO_REF_LIST(LT_CURR, RefPicSetLtCurr);
196 
197  pp->StatusReportFeedbackNumber = 1 + DXVA_CONTEXT_REPORT_ID(avctx, ctx)++;
198 }
199 
200 static void fill_scaling_lists(AVDXVAContext *ctx, const HEVCContext *h, DXVA_Qmatrix_HEVC *qm)
201 {
202  unsigned i, j, pos;
204  &h->ps.pps->scaling_list : &h->ps.sps->scaling_list;
205 
206  memset(qm, 0, sizeof(*qm));
207  for (i = 0; i < 6; i++) {
208  for (j = 0; j < 16; j++) {
210  qm->ucScalingLists0[i][j] = sl->sl[0][i][pos];
211  }
212 
213  for (j = 0; j < 64; j++) {
215  qm->ucScalingLists1[i][j] = sl->sl[1][i][pos];
216  qm->ucScalingLists2[i][j] = sl->sl[2][i][pos];
217 
218  if (i < 2)
219  qm->ucScalingLists3[i][j] = sl->sl[3][i * 3][pos];
220  }
221 
222  qm->ucScalingListDCCoefSizeID2[i] = sl->sl_dc[0][i];
223  if (i < 2)
224  qm->ucScalingListDCCoefSizeID3[i] = sl->sl_dc[1][i * 3];
225  }
226 }
227 
228 static void fill_slice_short(DXVA_Slice_HEVC_Short *slice,
229  unsigned position, unsigned size)
230 {
231  memset(slice, 0, sizeof(*slice));
232  slice->BSNALunitDataLocation = position;
233  slice->SliceBytesInBuffer = size;
234  slice->wBadSliceChopping = 0;
235 }
236 
240 {
241  const HEVCContext *h = avctx->priv_data;
242  AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
243  const HEVCFrame *current_picture = h->ref;
244  struct hevc_dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
245  DXVA_Slice_HEVC_Short *slice = NULL;
246  void *dxva_data_ptr;
247  uint8_t *dxva_data, *current, *end;
248  unsigned dxva_size;
249  void *slice_data;
250  unsigned slice_size;
251  unsigned padding;
252  unsigned i;
253  unsigned type;
254 
255  /* Create an annex B bitstream buffer with only slice NAL and finalize slice */
256 #if CONFIG_D3D11VA
257  if (ff_dxva2_is_d3d11(avctx)) {
258  type = D3D11_VIDEO_DECODER_BUFFER_BITSTREAM;
259  if (FAILED(ID3D11VideoContext_GetDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context,
260  D3D11VA_CONTEXT(ctx)->decoder,
261  type,
262  &dxva_size, &dxva_data_ptr)))
263  return -1;
264  }
265 #endif
266 #if CONFIG_DXVA2
267  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
268  type = DXVA2_BitStreamDateBufferType;
269  if (FAILED(IDirectXVideoDecoder_GetBuffer(DXVA2_CONTEXT(ctx)->decoder,
270  type,
271  &dxva_data_ptr, &dxva_size)))
272  return -1;
273  }
274 #endif
275 
276  dxva_data = dxva_data_ptr;
277  current = dxva_data;
278  end = dxva_data + dxva_size;
279 
280  for (i = 0; i < ctx_pic->slice_count; i++) {
281  static const uint8_t start_code[] = { 0, 0, 1 };
282  static const unsigned start_code_size = sizeof(start_code);
283  unsigned position, size;
284 
285  slice = &ctx_pic->slice_short[i];
286 
287  position = slice->BSNALunitDataLocation;
288  size = slice->SliceBytesInBuffer;
289  if (start_code_size + size > end - current) {
290  av_log(avctx, AV_LOG_ERROR, "Failed to build bitstream");
291  break;
292  }
293 
294  slice->BSNALunitDataLocation = current - dxva_data;
295  slice->SliceBytesInBuffer = start_code_size + size;
296 
297  memcpy(current, start_code, start_code_size);
298  current += start_code_size;
299 
300  memcpy(current, &ctx_pic->bitstream[position], size);
301  current += size;
302  }
303  padding = FFMIN(128 - ((current - dxva_data) & 127), end - current);
304  if (slice && padding > 0) {
305  memset(current, 0, padding);
306  current += padding;
307 
308  slice->SliceBytesInBuffer += padding;
309  }
310 #if CONFIG_D3D11VA
311  if (ff_dxva2_is_d3d11(avctx))
312  if (FAILED(ID3D11VideoContext_ReleaseDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder, type)))
313  return -1;
314 #endif
315 #if CONFIG_DXVA2
316  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
317  if (FAILED(IDirectXVideoDecoder_ReleaseBuffer(DXVA2_CONTEXT(ctx)->decoder, type)))
318  return -1;
319 #endif
320  if (i < ctx_pic->slice_count)
321  return -1;
322 
323 #if CONFIG_D3D11VA
324  if (ff_dxva2_is_d3d11(avctx)) {
325  D3D11_VIDEO_DECODER_BUFFER_DESC *dsc11 = bs;
326  memset(dsc11, 0, sizeof(*dsc11));
327  dsc11->BufferType = type;
328  dsc11->DataSize = current - dxva_data;
329  dsc11->NumMBsInBuffer = 0;
330 
331  type = D3D11_VIDEO_DECODER_BUFFER_SLICE_CONTROL;
332  }
333 #endif
334 #if CONFIG_DXVA2
335  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
336  DXVA2_DecodeBufferDesc *dsc2 = bs;
337  memset(dsc2, 0, sizeof(*dsc2));
338  dsc2->CompressedBufferType = type;
339  dsc2->DataSize = current - dxva_data;
340  dsc2->NumMBsInBuffer = 0;
341 
342  type = DXVA2_SliceControlBufferType;
343  }
344 #endif
345 
346  slice_data = ctx_pic->slice_short;
347  slice_size = ctx_pic->slice_count * sizeof(*ctx_pic->slice_short);
348 
349  av_assert0(((current - dxva_data) & 127) == 0);
350  return ff_dxva2_commit_buffer(avctx, ctx, sc,
351  type,
352  slice_data, slice_size, 0);
353 }
354 
355 
357  av_unused const uint8_t *buffer,
358  av_unused uint32_t size)
359 {
360  const HEVCContext *h = avctx->priv_data;
361  AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
363 
364  if (!DXVA_CONTEXT_VALID(avctx, ctx))
365  return -1;
366  av_assert0(ctx_pic);
367 
368  /* Fill up DXVA_PicParams_HEVC */
369  fill_picture_parameters(avctx, ctx, h, &ctx_pic->pp);
370 
371  /* Fill up DXVA_Qmatrix_HEVC */
372  fill_scaling_lists(ctx, h, &ctx_pic->qm);
373 
374  ctx_pic->slice_count = 0;
375  ctx_pic->bitstream_size = 0;
376  ctx_pic->bitstream = NULL;
377  return 0;
378 }
379 
381  const uint8_t *buffer,
382  uint32_t size)
383 {
384  const HEVCContext *h = avctx->priv_data;
385  const HEVCFrame *current_picture = h->ref;
386  struct hevc_dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
387  unsigned position;
388 
389  if (ctx_pic->slice_count >= MAX_SLICES)
390  return -1;
391 
392  if (!ctx_pic->bitstream)
393  ctx_pic->bitstream = buffer;
394  ctx_pic->bitstream_size += size;
395 
396  position = buffer - ctx_pic->bitstream;
397  fill_slice_short(&ctx_pic->slice_short[ctx_pic->slice_count], position, size);
398  ctx_pic->slice_count++;
399 
400  return 0;
401 }
402 
404 {
405  HEVCContext *h = avctx->priv_data;
407  int scale = ctx_pic->pp.dwCodingParamToolFlags & 1;
408  int ret;
409 
410  if (ctx_pic->slice_count <= 0 || ctx_pic->bitstream_size <= 0)
411  return -1;
412 
413  ret = ff_dxva2_common_end_frame(avctx, h->ref->frame,
414  &ctx_pic->pp, sizeof(ctx_pic->pp),
415  scale ? &ctx_pic->qm : NULL, scale ? sizeof(ctx_pic->qm) : 0,
417  return ret;
418 }
419 
420 #if CONFIG_HEVC_DXVA2_HWACCEL
422  .name = "hevc_dxva2",
423  .type = AVMEDIA_TYPE_VIDEO,
424  .id = AV_CODEC_ID_HEVC,
425  .pix_fmt = AV_PIX_FMT_DXVA2_VLD,
426  .init = ff_dxva2_decode_init,
427  .uninit = ff_dxva2_decode_uninit,
428  .start_frame = dxva2_hevc_start_frame,
429  .decode_slice = dxva2_hevc_decode_slice,
430  .end_frame = dxva2_hevc_end_frame,
431  .frame_params = ff_dxva2_common_frame_params,
432  .frame_priv_data_size = sizeof(struct hevc_dxva2_picture_context),
433  .priv_data_size = sizeof(FFDXVASharedContext),
434 };
435 #endif
436 
437 #if CONFIG_HEVC_D3D11VA_HWACCEL
439  .name = "hevc_d3d11va",
440  .type = AVMEDIA_TYPE_VIDEO,
441  .id = AV_CODEC_ID_HEVC,
442  .pix_fmt = AV_PIX_FMT_D3D11VA_VLD,
443  .init = ff_dxva2_decode_init,
444  .uninit = ff_dxva2_decode_uninit,
445  .start_frame = dxva2_hevc_start_frame,
446  .decode_slice = dxva2_hevc_decode_slice,
447  .end_frame = dxva2_hevc_end_frame,
448  .frame_params = ff_dxva2_common_frame_params,
449  .frame_priv_data_size = sizeof(struct hevc_dxva2_picture_context),
450  .priv_data_size = sizeof(FFDXVASharedContext),
451 };
452 #endif
453 
454 #if CONFIG_HEVC_D3D11VA2_HWACCEL
456  .name = "hevc_d3d11va2",
457  .type = AVMEDIA_TYPE_VIDEO,
458  .id = AV_CODEC_ID_HEVC,
459  .pix_fmt = AV_PIX_FMT_D3D11,
460  .init = ff_dxva2_decode_init,
461  .uninit = ff_dxva2_decode_uninit,
462  .start_frame = dxva2_hevc_start_frame,
463  .decode_slice = dxva2_hevc_decode_slice,
464  .end_frame = dxva2_hevc_end_frame,
465  .frame_params = ff_dxva2_common_frame_params,
466  .frame_priv_data_size = sizeof(struct hevc_dxva2_picture_context),
467  .priv_data_size = sizeof(FFDXVASharedContext),
468 };
469 #endif
const HEVCPPS * pps
Definition: hevc_ps.h:403
AVFrame * frame
Definition: hevcdec.h:312
#define NULL
Definition: coverity.c:32
unsigned int log2_min_cb_size
Definition: hevc_ps.h:277
int short_term_ref_pic_set_sps_flag
Definition: hevc_ps.h:66
#define flag(name)
Definition: cbs_h2645.c:255
HEVCFrame * ref
Definition: hevcdec.h:423
static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *sc)
Definition: dxva2_hevc.c:237
int max_dec_pic_buffering
Definition: hevc_ps.h:244
const uint8_t * bitstream
Definition: dxva2_hevc.c:36
unsigned int * row_height
RowHeight.
Definition: hevc_ps.h:379
void * hwaccel_picture_private
Definition: hevcdec.h:326
int pic_init_qp_minus26
Definition: hevc_ps.h:327
uint8_t weighted_bipred_flag
Definition: hevc_ps.h:339
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:1742
uint8_t seq_loop_filter_across_slices_enabled_flag
Definition: hevc_ps.h:352
uint8_t cabac_init_present_flag
Definition: hevc_ps.h:323
static void fill_slice_short(DXVA_Slice_HEVC_Short *slice, unsigned position, unsigned size)
Definition: dxva2_hevc.c:228
HEVCParamSets ps
Definition: hevcdec.h:408
int min_cb_height
Definition: hevc_ps.h:302
int num_ref_idx_l0_default_active
num_ref_idx_l0_default_active_minus1 + 1
Definition: hevc_ps.h:325
#define D3D11VA_CONTEXT(ctx)
uint8_t entropy_coding_sync_enabled_flag
Definition: hevc_ps.h:345
int log2_parallel_merge_level
log2_parallel_merge_level_minus2 + 2
Definition: hevc_ps.h:364
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
static int get_refpic_index(const DXVA_PicParams_HEVC *pp, int surface_index)
Definition: dxva2_hevc.c:47
int chroma_format_idc
Definition: hevc_ps.h:227
uint8_t disable_dbf
Definition: hevc_ps.h:356
unsigned int log2_max_trafo_size
Definition: hevc_ps.h:280
int ff_dxva2_common_frame_params(AVCodecContext *avctx, AVBufferRef *hw_frames_ctx)
Definition: dxva2.c:586
int ff_dxva2_decode_uninit(AVCodecContext *avctx)
Definition: dxva2.c:724
DXVA_Qmatrix_HEVC qm
Definition: dxva2_hevc.c:33
uint8_t
static av_cold int end(AVCodecContext *avctx)
Definition: avrndec.c:90
int ff_dxva2_common_end_frame(AVCodecContext *avctx, AVFrame *frame, const void *pp, unsigned pp_size, const void *qm, unsigned qm_size, int(*commit_bs_si)(AVCodecContext *, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *slice))
Definition: dxva2.c:880
const uint8_t ff_hevc_diag_scan8x8_x[64]
Definition: hevc_data.c:39
int num_ref_idx_l1_default_active
num_ref_idx_l1_default_active_minus1 + 1
Definition: hevc_ps.h:326
unsigned int log2_min_pcm_cb_size
Definition: hevc_ps.h:270
int min_cb_width
Definition: hevc_ps.h:301
static AVFrame * frame
DXVA_Slice_HEVC_Short slice_short[MAX_SLICES]
Definition: dxva2_hevc.c:35
uint8_t scaling_list_data_present_flag
Definition: hevc_ps.h:360
uint8_t loop_filter_disable_flag
Definition: hevc_ps.h:272
ptrdiff_t size
Definition: opengl_enc.c:101
uint8_t transquant_bypass_enable_flag
Definition: hevc_ps.h:341
#define av_log(a,...)
int bit_depth_chroma
Definition: hevc_ps.h:235
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
unsigned int log2_max_poc_lsb
Definition: hevc_ps.h:239
#define HEVC_FRAME_FLAG_LONG_REF
Definition: hevcdec.h:308
uint8_t amp_enabled_flag
Definition: hevc_ps.h:259
int ff_dxva2_is_d3d11(const AVCodecContext *avctx)
Definition: dxva2.c:1045
#define DXVA2_CONTEXT(ctx)
simple assert() macros that are a bit more flexible than ISO C assert().
const ShortTermRPS * short_term_rps
Definition: hevc_ps.h:69
#define IS_IDR(s)
Definition: hevcdec.h:77
#define MAX_SLICES
Definition: dxva2_hevc.c:29
#define HEVC_FRAME_FLAG_SHORT_REF
Definition: hevcdec.h:307
static void fill_picture_parameters(const AVCodecContext *avctx, AVDXVAContext *ctx, const HEVCContext *h, DXVA_PicParams_HEVC *pp)
Definition: dxva2_hevc.c:57
uint8_t tiles_enabled_flag
Definition: hevc_ps.h:344
const HEVCSPS * sps
Definition: hevc_ps.h:402
uint8_t lists_modification_present_flag
Definition: hevc_ps.h:363
#define IS_IRAP(s)
Definition: hevcdec.h:80
const char * name
Name of the hardware accelerated codec.
Definition: avcodec.h:3597
int max_transform_hierarchy_depth_inter
Definition: hevc_ps.h:284
#define FFMIN(a, b)
Definition: common.h:96
int num_tile_columns
num_tile_columns_minus1 + 1
Definition: hevc_ps.h:347
static const chunk_decoder decoder[8]
Definition: dfa.c:330
AVFormatContext * ctx
Definition: movenc.c:48
uint8_t cu_qp_delta_enabled_flag
Definition: hevc_ps.h:332
int ff_dxva2_decode_init(AVCodecContext *avctx)
Definition: dxva2.c:649
static void fill_scaling_lists(AVDXVAContext *ctx, const HEVCContext *h, DXVA_Qmatrix_HEVC *qm)
Definition: dxva2_hevc.c:200
uint8_t sl_dc[2][6]
Definition: hevc_ps.h:222
uint8_t sign_data_hiding_flag
Definition: hevc_ps.h:321
uint8_t output_flag_present_flag
Definition: hevc_ps.h:340
const uint8_t ff_hevc_diag_scan4x4_y[16]
Definition: hevc_data.c:32
const AVHWAccel ff_hevc_dxva2_hwaccel
#define FF_ARRAY_ELEMS(a)
struct HEVCSPS::@85 pcm
uint8_t constrained_intra_pred_flag
Definition: hevc_ps.h:329
uint8_t sl[4][6][64]
Definition: hevc_ps.h:221
uint8_t pic_slice_level_chroma_qp_offsets_present_flag
Definition: hevc_ps.h:337
HEVCFrame DPB[32]
Definition: hevcdec.h:424
uint8_t transform_skip_enabled_flag
Definition: hevc_ps.h:330
int short_term_ref_pic_set_size
Definition: hevc_ps.h:67
uint8_t uniform_spacing_flag
Definition: hevc_ps.h:349
int max_sub_layers
Definition: hevc_ps.h:242
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx, const AVDXVAContext *ctx, const AVFrame *frame)
Definition: dxva2.c:764
ScalingList scaling_list
Definition: hevc_ps.h:361
main external API structure.
Definition: avcodec.h:1532
uint8_t sao_enabled
Definition: hevc_ps.h:260
int num_extra_slice_header_bits
Definition: hevc_ps.h:365
static void fill_picture_entry(DXVA_PicEntry_HEVC *pic, unsigned index, unsigned flag)
Definition: dxva2_hevc.c:40
uint8_t loop_filter_across_tiles_enabled_flag
Definition: hevc_ps.h:350
uint8_t num_long_term_ref_pics_sps
Definition: hevc_ps.h:265
int ff_dxva2_commit_buffer(AVCodecContext *avctx, AVDXVAContext *ctx, DECODER_BUFFER_DESC *dsc, unsigned type, const void *data, unsigned size, unsigned mb_count)
Definition: dxva2.c:791
GLint GLenum type
Definition: opengl_enc.c:105
const AVHWAccel ff_hevc_d3d11va2_hwaccel
uint8_t sps_temporal_mvp_enabled_flag
Definition: hevc_ps.h:274
unsigned int nb_st_rps
Definition: hevc_ps.h:256
int num_tile_rows
num_tile_rows_minus1 + 1
Definition: hevc_ps.h:348
static int FUNC() pps(CodedBitstreamContext *ctx, RWContext *rw, H264RawPPS *current)
int index
Definition: gxfenc.c:89
int poc
Definition: hevcdec.h:318
unsigned int log2_min_tb_size
Definition: hevc_ps.h:279
static int FUNC() sps(CodedBitstreamContext *ctx, RWContext *rw, H264RawSPS *current)
void DECODER_BUFFER_DESC
uint8_t scaling_list_enable_flag
Definition: hevc_ps.h:253
int tc_offset
tc_offset_div2 * 2
Definition: hevc_ps.h:358
HW decoding through DXVA2, Picture.data[3] contains a LPDIRECT3DSURFACE9 pointer. ...
Definition: pixfmt.h:137
uint8_t flags
A combination of HEVC_FRAME_FLAG_*.
Definition: hevcdec.h:337
struct HEVCSPS::@84 temporal_layer[HEVC_MAX_SUB_LAYERS]
int cr_qp_offset
Definition: hevc_ps.h:336
ScalingList scaling_list
Definition: hevc_ps.h:254
unsigned int log2_diff_max_min_coding_block_size
Definition: hevc_ps.h:278
#define FAILED(hr)
Definition: windows2linux.h:48
unsigned int log2_max_pcm_cb_size
Definition: hevc_ps.h:271
Hardware surfaces for Direct3D11.
Definition: pixfmt.h:313
const uint8_t ff_hevc_diag_scan4x4_x[16]
Definition: hevc_data.c:25
int max_transform_hierarchy_depth_intra
Definition: hevc_ps.h:285
#define DO_REF_LIST(ref_idx, ref_list)
uint8_t weighted_pred_flag
Definition: hevc_ps.h:338
unsigned int * column_width
ColumnWidth.
Definition: hevc_ps.h:378
static int dxva2_hevc_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
Definition: dxva2_hevc.c:380
uint8_t slice_header_extension_present_flag
Definition: hevc_ps.h:366
const uint8_t ff_hevc_diag_scan8x8_y[64]
Definition: hevc_data.c:58
void * priv_data
Definition: avcodec.h:1559
uint8_t sps_strong_intra_smoothing_enable_flag
Definition: hevc_ps.h:275
int rps_idx_num_delta_pocs
Definition: hevc_ps.h:37
#define DXVA_CONTEXT(avctx)
uint8_t long_term_ref_pics_present_flag
Definition: hevc_ps.h:262
int diff_cu_qp_delta_depth
Definition: hevc_ps.h:333
static const uint8_t start_code[]
HW decoding through Direct3D11 via old API, Picture.data[3] contains a ID3D11VideoDecoderOutputView p...
Definition: pixfmt.h:229
const AVHWAccel ff_hevc_d3d11va_hwaccel
static int dxva2_hevc_end_frame(AVCodecContext *avctx)
Definition: dxva2_hevc.c:403
int cb_qp_offset
Definition: hevc_ps.h:335
uint8_t deblocking_filter_override_enabled_flag
Definition: hevc_ps.h:355
int bit_depth
Definition: hevc_ps.h:234
int beta_offset
beta_offset_div2 * 2
Definition: hevc_ps.h:357
DXVA_PicParams_HEVC pp
Definition: dxva2_hevc.c:32
SliceHeader sh
Definition: hevcdec.h:418
int pcm_enabled_flag
Definition: hevc_ps.h:240
static int dxva2_hevc_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
Definition: dxva2_hevc.c:356
for(j=16;j >0;--j)
uint8_t separate_colour_plane_flag
Definition: hevc_ps.h:228
GLuint buffer
Definition: opengl_enc.c:102
#define av_unused
Definition: attributes.h:125
uint8_t dependent_slice_segments_enabled_flag
Definition: hevc_ps.h:343