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dxva2_vc1.c
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1 /*
2  * DXVA2 WMV3/VC-1 HW acceleration.
3  *
4  * copyright (c) 2010 Laurent Aimar
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 "mpegutils.h"
24 #include "vc1.h"
25 #include "vc1data.h"
26 
27 // The headers above may include w32threads.h, which uses the original
28 // _WIN32_WINNT define, while dxva2_internal.h redefines it to target a
29 // potentially newer version.
30 #include "dxva2_internal.h"
31 
32 #define MAX_SLICES 1024
33 struct dxva2_picture_context {
34  DXVA_PictureParameters pp;
35  unsigned slice_count;
36  DXVA_SliceInfo slice[MAX_SLICES];
37 
38  const uint8_t *bitstream;
39  unsigned bitstream_size;
40 };
41 
43  AVDXVAContext *ctx, const VC1Context *v,
44  DXVA_PictureParameters *pp)
45 {
46  const MpegEncContext *s = &v->s;
47  const Picture *current_picture = s->current_picture_ptr;
48  int intcomp = 0;
49 
50  // determine if intensity compensation is needed
51  if (s->pict_type == AV_PICTURE_TYPE_P) {
52  if ((v->fcm == ILACE_FRAME && v->intcomp) || (v->fcm != ILACE_FRAME && v->mv_mode == MV_PMODE_INTENSITY_COMP)) {
53  if (v->lumscale != 32 || v->lumshift != 0 || (s->picture_structure != PICT_FRAME && (v->lumscale2 != 32 || v->lumshift2 != 0)))
54  intcomp = 1;
55  }
56  }
57 
58  memset(pp, 0, sizeof(*pp));
59  pp->wDecodedPictureIndex =
60  pp->wDeblockedPictureIndex = ff_dxva2_get_surface_index(avctx, ctx, current_picture->f);
61  if (s->pict_type != AV_PICTURE_TYPE_I && !v->bi_type)
62  pp->wForwardRefPictureIndex = ff_dxva2_get_surface_index(avctx, ctx, s->last_picture.f);
63  else
64  pp->wForwardRefPictureIndex = 0xffff;
65  if (s->pict_type == AV_PICTURE_TYPE_B && !v->bi_type)
66  pp->wBackwardRefPictureIndex = ff_dxva2_get_surface_index(avctx, ctx, s->next_picture.f);
67  else
68  pp->wBackwardRefPictureIndex = 0xffff;
69  if (v->profile == PROFILE_ADVANCED) {
70  /* It is the cropped width/height -1 of the frame */
71  pp->wPicWidthInMBminus1 = avctx->width - 1;
72  pp->wPicHeightInMBminus1= avctx->height - 1;
73  } else {
74  /* It is the coded width/height in macroblock -1 of the frame */
75  pp->wPicWidthInMBminus1 = s->mb_width - 1;
76  pp->wPicHeightInMBminus1= s->mb_height - 1;
77  }
78  pp->bMacroblockWidthMinus1 = 15;
79  pp->bMacroblockHeightMinus1 = 15;
80  pp->bBlockWidthMinus1 = 7;
81  pp->bBlockHeightMinus1 = 7;
82  pp->bBPPminus1 = 7;
84  pp->bPicStructure |= 0x01;
86  pp->bPicStructure |= 0x02;
87  pp->bSecondField = v->interlace && v->fcm == ILACE_FIELD && v->second_field;
88  pp->bPicIntra = s->pict_type == AV_PICTURE_TYPE_I || v->bi_type;
89  pp->bPicBackwardPrediction = s->pict_type == AV_PICTURE_TYPE_B && !v->bi_type;
90  pp->bBidirectionalAveragingMode = (1 << 7) |
91  ((DXVA_CONTEXT_CFG_INTRARESID(avctx, ctx) != 0) << 6) |
92  ((DXVA_CONTEXT_CFG_RESIDACCEL(avctx, ctx) != 0) << 5) |
93  (intcomp << 4) |
94  ((v->profile == PROFILE_ADVANCED) << 3);
95  pp->bMVprecisionAndChromaRelation = ((v->mv_mode == MV_PMODE_1MV_HPEL_BILIN) << 3) |
96  (1 << 2) |
97  (0 << 1) |
98  (!s->quarter_sample );
99  pp->bChromaFormat = v->chromaformat;
100  DXVA_CONTEXT_REPORT_ID(avctx, ctx)++;
101  if (DXVA_CONTEXT_REPORT_ID(avctx, ctx) >= (1 << 16))
102  DXVA_CONTEXT_REPORT_ID(avctx, ctx) = 1;
103  pp->bPicScanFixed = DXVA_CONTEXT_REPORT_ID(avctx, ctx) >> 8;
104  pp->bPicScanMethod = DXVA_CONTEXT_REPORT_ID(avctx, ctx) & 0xff;
105  pp->bPicReadbackRequests = 0;
106  pp->bRcontrol = v->rnd;
107  pp->bPicSpatialResid8 = (v->panscanflag << 7) |
108  (v->refdist_flag << 6) |
109  (s->loop_filter << 5) |
110  (v->fastuvmc << 4) |
111  (v->extended_mv << 3) |
112  (v->dquant << 1) |
113  (v->vstransform );
114  pp->bPicOverflowBlocks = (v->quantizer_mode << 6) |
115  (v->multires << 5) |
116  (v->resync_marker << 4) |
117  (v->rangered << 3) |
118  (s->max_b_frames );
119  pp->bPicExtrapolation = (!v->interlace || v->fcm == PROGRESSIVE) ? 1 : 2;
120  pp->bPicDeblocked = ((!pp->bPicBackwardPrediction && v->overlap) << 6) |
121  ((v->profile != PROFILE_ADVANCED && v->rangeredfrm) << 5) |
122  (s->loop_filter << 1);
123  pp->bPicDeblockConfined = (v->postprocflag << 7) |
124  (v->broadcast << 6) |
125  (v->interlace << 5) |
126  (v->tfcntrflag << 4) |
127  (v->finterpflag << 3) |
128  ((s->pict_type != AV_PICTURE_TYPE_B) << 2) |
129  (v->psf << 1) |
130  (v->extended_dmv );
131  if (s->pict_type != AV_PICTURE_TYPE_I)
132  pp->bPic4MVallowed = v->mv_mode == MV_PMODE_MIXED_MV ||
135  if (v->profile == PROFILE_ADVANCED)
136  pp->bPicOBMC = (v->range_mapy_flag << 7) |
137  (v->range_mapy << 4) |
138  (v->range_mapuv_flag << 3) |
139  (v->range_mapuv );
140  pp->bPicBinPB = 0;
141  pp->bMV_RPS = (v->fcm == ILACE_FIELD && pp->bPicBackwardPrediction) ? v->refdist + 9 : 0;
142  pp->bReservedBits = v->pq;
144  if (intcomp) {
145  pp->wBitstreamFcodes = v->lumscale;
146  pp->wBitstreamPCEelements = v->lumshift;
147  } else {
148  pp->wBitstreamFcodes = 32;
149  pp->wBitstreamPCEelements = 0;
150  }
151  } else {
152  /* Syntax: (top_field_param << 8) | bottom_field_param */
153  if (intcomp) {
154  pp->wBitstreamFcodes = (v->lumscale << 8) | v->lumscale2;
155  pp->wBitstreamPCEelements = (v->lumshift << 8) | v->lumshift2;
156  } else {
157  pp->wBitstreamFcodes = (32 << 8) | 32;
158  pp->wBitstreamPCEelements = 0;
159  }
160  }
161  pp->bBitstreamConcealmentNeed = 0;
162  pp->bBitstreamConcealmentMethod = 0;
163 }
164 
165 static void fill_slice(AVCodecContext *avctx, DXVA_SliceInfo *slice,
166  unsigned position, unsigned size)
167 {
168  const VC1Context *v = avctx->priv_data;
169  const MpegEncContext *s = &v->s;
170 
171  memset(slice, 0, sizeof(*slice));
172  slice->wHorizontalPosition = 0;
173  slice->wVerticalPosition = s->mb_y;
174  slice->dwSliceBitsInBuffer = 8 * size;
175  slice->dwSliceDataLocation = position;
176  slice->bStartCodeBitOffset = 0;
177  slice->bReservedBits = (s->pict_type == AV_PICTURE_TYPE_B && !v->bi_type) ? v->bfraction_lut_index + 9 : 0;
178  slice->wMBbitOffset = v->p_frame_skipped ? 0xffff : get_bits_count(&s->gb) + (avctx->codec_id == AV_CODEC_ID_VC1 ? 32 : 0);
179  /* XXX We store the index of the first MB and it will be fixed later */
180  slice->wNumberMBsInSlice = (s->mb_y >> v->field_mode) * s->mb_width + s->mb_x;
181  slice->wQuantizerScaleCode = v->pq;
182  slice->wBadSliceChopping = 0;
183 }
184 
188 {
189  const VC1Context *v = avctx->priv_data;
191  const MpegEncContext *s = &v->s;
193 
194  static const uint8_t start_code[] = { 0, 0, 1, 0x0d };
195  const unsigned start_code_size = avctx->codec_id == AV_CODEC_ID_VC1 ? sizeof(start_code) : 0;
196  const unsigned mb_count = s->mb_width * (s->mb_height >> v->field_mode);
197  DXVA_SliceInfo *slice = NULL;
198  void *dxva_data_ptr;
199  uint8_t *dxva_data, *current, *end;
200  unsigned dxva_size;
201  unsigned padding;
202  unsigned i;
203  unsigned type;
204 
205 #if CONFIG_D3D11VA
206  if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD) {
207  type = D3D11_VIDEO_DECODER_BUFFER_BITSTREAM;
208  if (FAILED(ID3D11VideoContext_GetDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context,
209  D3D11VA_CONTEXT(ctx)->decoder,
210  type,
211  &dxva_size, &dxva_data_ptr)))
212  return -1;
213  }
214 #endif
215 #if CONFIG_DXVA2
216  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
217  type = DXVA2_BitStreamDateBufferType;
218  if (FAILED(IDirectXVideoDecoder_GetBuffer(DXVA2_CONTEXT(ctx)->decoder,
219  type,
220  &dxva_data_ptr, &dxva_size)))
221  return -1;
222  }
223 #endif
224 
225  dxva_data = dxva_data_ptr;
226  current = dxva_data;
227  end = dxva_data + dxva_size;
228 
229  for (i = 0; i < ctx_pic->slice_count; i++) {
230  unsigned position, size;
231  slice = &ctx_pic->slice[i];
232  position = slice->dwSliceDataLocation;
233  size = slice->dwSliceBitsInBuffer / 8;
234  if (start_code_size + size > end - current) {
235  av_log(avctx, AV_LOG_ERROR, "Failed to build bitstream");
236  break;
237  }
238  slice->dwSliceDataLocation = current - dxva_data;
239 
240  if (i < ctx_pic->slice_count - 1)
241  slice->wNumberMBsInSlice =
242  slice[1].wNumberMBsInSlice - slice[0].wNumberMBsInSlice;
243  else
244  slice->wNumberMBsInSlice =
245  mb_count - slice[0].wNumberMBsInSlice;
246 
247  /* write the appropriate frame, field or slice start code */
248  if (start_code_size) {
249  memcpy(current, start_code, start_code_size);
250  if (i == 0 && v->second_field)
251  current[3] = 0x0c;
252  else if (i > 0)
253  current[3] = 0x0b;
254 
255  current += start_code_size;
256  slice->dwSliceBitsInBuffer += start_code_size * 8;
257  }
258 
259  memcpy(current, &ctx_pic->bitstream[position], size);
260  current += size;
261  }
262  padding = FFMIN(128 - ((current - dxva_data) & 127), end - current);
263  if (slice && padding > 0) {
264  memset(current, 0, padding);
265  current += padding;
266  slice->dwSliceBitsInBuffer += padding * 8;
267  }
268 
269 #if CONFIG_D3D11VA
270  if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD)
271  if (FAILED(ID3D11VideoContext_ReleaseDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder, type)))
272  return -1;
273 #endif
274 #if CONFIG_DXVA2
275  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
276  if (FAILED(IDirectXVideoDecoder_ReleaseBuffer(DXVA2_CONTEXT(ctx)->decoder, type)))
277  return -1;
278 #endif
279  if (i < ctx_pic->slice_count)
280  return -1;
281 
282 #if CONFIG_D3D11VA
283  if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD) {
284  D3D11_VIDEO_DECODER_BUFFER_DESC *dsc11 = bs;
285  memset(dsc11, 0, sizeof(*dsc11));
286  dsc11->BufferType = type;
287  dsc11->DataSize = current - dxva_data;
288  dsc11->NumMBsInBuffer = mb_count;
289 
290  type = D3D11_VIDEO_DECODER_BUFFER_SLICE_CONTROL;
291  }
292 #endif
293 #if CONFIG_DXVA2
294  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
295  DXVA2_DecodeBufferDesc *dsc2 = bs;
296  memset(dsc2, 0, sizeof(*dsc2));
297  dsc2->CompressedBufferType = type;
298  dsc2->DataSize = current - dxva_data;
299  dsc2->NumMBsInBuffer = mb_count;
300 
301  type = DXVA2_SliceControlBufferType;
302  }
303 #endif
304 
305  return ff_dxva2_commit_buffer(avctx, ctx, sc,
306  type,
307  ctx_pic->slice,
308  ctx_pic->slice_count * sizeof(*ctx_pic->slice),
309  mb_count);
310 }
311 
313  av_unused const uint8_t *buffer,
314  av_unused uint32_t size)
315 {
316  const VC1Context *v = avctx->priv_data;
319 
320  if (DXVA_CONTEXT_DECODER(avctx, ctx) == NULL ||
321  DXVA_CONTEXT_CFG(avctx, ctx) == NULL ||
322  DXVA_CONTEXT_COUNT(avctx, ctx) <= 0)
323  return -1;
324  assert(ctx_pic);
325 
326  fill_picture_parameters(avctx, ctx, v, &ctx_pic->pp);
327 
328  ctx_pic->slice_count = 0;
329  ctx_pic->bitstream_size = 0;
330  ctx_pic->bitstream = NULL;
331  return 0;
332 }
333 
335  const uint8_t *buffer,
336  uint32_t size)
337 {
338  const VC1Context *v = avctx->priv_data;
339  const Picture *current_picture = v->s.current_picture_ptr;
340  struct dxva2_picture_context *ctx_pic = current_picture->hwaccel_picture_private;
341  unsigned position;
342 
343  if (ctx_pic->slice_count >= MAX_SLICES) {
344  avpriv_request_sample(avctx, "%d slices in dxva2",
345  ctx_pic->slice_count);
346  return -1;
347  }
348 
349  if (avctx->codec_id == AV_CODEC_ID_VC1 &&
350  size >= 4 && IS_MARKER(AV_RB32(buffer))) {
351  buffer += 4;
352  size -= 4;
353  }
354 
355  if (!ctx_pic->bitstream)
356  ctx_pic->bitstream = buffer;
357  ctx_pic->bitstream_size += size;
358 
359  position = buffer - ctx_pic->bitstream;
360  fill_slice(avctx, &ctx_pic->slice[ctx_pic->slice_count++], position, size);
361  return 0;
362 }
363 
365 {
366  VC1Context *v = avctx->priv_data;
368  int ret;
369 
370  if (ctx_pic->slice_count <= 0 || ctx_pic->bitstream_size <= 0)
371  return -1;
372 
374  &ctx_pic->pp, sizeof(ctx_pic->pp),
375  NULL, 0,
377  if (!ret)
378  ff_mpeg_draw_horiz_band(&v->s, 0, avctx->height);
379  return ret;
380 }
381 
382 #if CONFIG_WMV3_DXVA2_HWACCEL
383 AVHWAccel ff_wmv3_dxva2_hwaccel = {
384  .name = "wmv3_dxva2",
385  .type = AVMEDIA_TYPE_VIDEO,
386  .id = AV_CODEC_ID_WMV3,
387  .pix_fmt = AV_PIX_FMT_DXVA2_VLD,
388  .start_frame = dxva2_vc1_start_frame,
389  .decode_slice = dxva2_vc1_decode_slice,
390  .end_frame = dxva2_vc1_end_frame,
391  .frame_priv_data_size = sizeof(struct dxva2_picture_context),
392 };
393 #endif
394 
395 #if CONFIG_VC1_DXVA2_HWACCEL
396 AVHWAccel ff_vc1_dxva2_hwaccel = {
397  .name = "vc1_dxva2",
398  .type = AVMEDIA_TYPE_VIDEO,
399  .id = AV_CODEC_ID_VC1,
400  .pix_fmt = AV_PIX_FMT_DXVA2_VLD,
401  .start_frame = dxva2_vc1_start_frame,
402  .decode_slice = dxva2_vc1_decode_slice,
403  .end_frame = dxva2_vc1_end_frame,
404  .frame_priv_data_size = sizeof(struct dxva2_picture_context),
405 };
406 #endif
407 
408 #if CONFIG_WMV3_D3D11VA_HWACCEL
409 AVHWAccel ff_wmv3_d3d11va_hwaccel = {
410  .name = "wmv3_d3d11va",
411  .type = AVMEDIA_TYPE_VIDEO,
412  .id = AV_CODEC_ID_WMV3,
413  .pix_fmt = AV_PIX_FMT_D3D11VA_VLD,
414  .start_frame = dxva2_vc1_start_frame,
415  .decode_slice = dxva2_vc1_decode_slice,
416  .end_frame = dxva2_vc1_end_frame,
417  .frame_priv_data_size = sizeof(struct dxva2_picture_context),
418 };
419 #endif
420 
421 #if CONFIG_VC1_D3D11VA_HWACCEL
422 AVHWAccel ff_vc1_d3d11va_hwaccel = {
423  .name = "vc1_d3d11va",
424  .type = AVMEDIA_TYPE_VIDEO,
425  .id = AV_CODEC_ID_VC1,
426  .pix_fmt = AV_PIX_FMT_D3D11VA_VLD,
427  .start_frame = dxva2_vc1_start_frame,
428  .decode_slice = dxva2_vc1_decode_slice,
429  .end_frame = dxva2_vc1_end_frame,
430  .frame_priv_data_size = sizeof(struct dxva2_picture_context),
431 };
432 #endif
in the bitstream is reported as 00b
Definition: vc1.h:149
#define NULL
Definition: coverity.c:32
uint8_t bfraction_lut_index
Index for BFRACTION value (see Table 40, reproduced into ff_vc1_bfraction_lut[])
Definition: vc1.h:389
int p_frame_skipped
Definition: vc1.h:380
const char * s
Definition: avisynth_c.h:768
The VC1 Context.
Definition: vc1.h:173
uint8_t lumscale2
for interlaced field P picture
Definition: vc1.h:338
int extended_mv
Ext MV in P/B (not in Simple)
Definition: vc1.h:223
int broadcast
TFF/RFF present.
Definition: vc1.h:200
uint8_t rangeredfrm
Frame decoding info for S/M profiles only.
Definition: vc1.h:302
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:1904
DXVA_PicParams_H264 pp
Definition: dxva2_h264.c:36
int fastuvmc
Rounding of qpel vector to hpel ? (not in Simple)
Definition: vc1.h:222
uint8_t lumshift2
Definition: vc1.h:339
void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h)
Definition: mpegvideo.c:2734
int refdist
distance of the current picture from reference
Definition: vc1.h:355
VC-1 tables.
int bi_type
Definition: vc1.h:381
void void avpriv_request_sample(void *avc, const char *msg,...) av_printf_format(2
Log a generic warning message about a missing feature.
uint8_t
void * hwaccel_context
Hardware accelerator context.
Definition: avcodec.h:3009
int panscanflag
NUMPANSCANWIN, TOPLEFT{X,Y}, BOTRIGHT{X,Y} present.
Definition: vc1.h:203
static av_cold int end(AVCodecContext *avctx)
Definition: avrndec.c:90
int interlace
Progressive/interlaced (RPTFTM syntax element)
Definition: vc1.h:201
int second_field
Definition: vc1.h:354
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:136
uint64_t_TMPL AV_WL64 unsigned int_TMPL AV_WL32 unsigned int_TMPL AV_WL24 unsigned int_TMPL AV_WL16 uint64_t_TMPL AV_WB64 unsigned int_TMPL AV_RB32
Definition: bytestream.h:87
int profile
Sequence header data for all Profiles TODO: choose between ints, uint8_ts and monobit flags...
Definition: vc1.h:218
#define PICT_BOTTOM_FIELD
Definition: mpegutils.h:38
static int get_bits_count(const GetBitContext *s)
Definition: get_bits.h:199
int refdist_flag
REFDIST syntax element present in II, IP, PI or PP field picture headers.
Definition: vc1.h:204
int mb_height
number of MBs horizontally & vertically
Definition: mpegvideo.h:126
ptrdiff_t size
Definition: opengl_enc.c:101
DXVA_SliceInfo slice[MAX_SLICES]
Definition: dxva2_mpeg2.c:37
static int dxva2_vc1_decode_slice(AVCodecContext *avctx, const uint8_t *buffer, uint32_t size)
Definition: dxva2_vc1.c:334
#define av_log(a,...)
int psf
Progressive Segmented Frame.
Definition: vc1.h:211
#define MAX_SLICES
Definition: dxva2_vc1.c:32
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
int overlap
overlapped transforms in use
Definition: vc1.h:226
in the bitstream is reported as 11b
Definition: vc1.h:151
#define IS_MARKER(state)
Definition: dca_parser.c:49
#define PICT_TOP_FIELD
Definition: mpegutils.h:37
int quarter_sample
1->qpel, 0->half pel ME/MC
Definition: mpegvideo.h:399
GetBitContext gb
Definition: mpegvideo.h:445
int resync_marker
could this stream contain resync markers
Definition: vc1.h:396
int postprocflag
Per-frame processing suggestion flag present.
Definition: vc1.h:199
static void fill_picture_parameters(AVCodecContext *avctx, AVDXVAContext *ctx, const VC1Context *v, DXVA_PictureParameters *pp)
Definition: dxva2_vc1.c:42
const char * name
Name of the hardware accelerated codec.
Definition: avcodec.h:3727
#define FFMIN(a, b)
Definition: common.h:96
int tfcntrflag
TFCNTR present.
Definition: vc1.h:202
int field_mode
1 for interlaced field pictures
Definition: vc1.h:352
static const chunk_decoder decoder[8]
Definition: dfa.c:327
static const uint8_t start_code[]
Definition: h264dec.c:657
int width
picture width / height.
Definition: avcodec.h:1863
uint8_t mv_mode
Frame decoding info for all profiles.
Definition: vc1.h:233
Picture * current_picture_ptr
pointer to the current picture
Definition: mpegvideo.h:181
Picture.
Definition: mpegpicture.h:45
void * hwaccel_picture_private
Hardware accelerator private data.
Definition: mpegpicture.h:77
AVFormatContext * ctx
Definition: movenc.c:48
uint8_t lumscale
Luma compensation parameters.
Definition: vc1.h:269
uint8_t range_mapuv_flag
Definition: vc1.h:329
unsigned bitstream_size
Definition: dxva2_h264.c:42
int intcomp
Definition: vc1.h:337
static void fill_slice(AVCodecContext *avctx, DXVA_SliceInfo *slice, unsigned position, unsigned size)
Definition: dxva2_vc1.c:165
int rangered
RANGEREDFRM (range reduction) syntax element present at frame level.
Definition: vc1.h:189
int finterpflag
INTERPFRM present.
Definition: vc1.h:228
int chromaformat
2 bits, 2=4:2:0, only defined
Definition: vc1.h:198
enum AVCodecID codec_id
Definition: avcodec.h:1693
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx, const AVDXVAContext *ctx, const AVFrame *frame)
Definition: dxva2.c:37
int multires
frame-level RESPIC syntax element present
Definition: vc1.h:186
main external API structure.
Definition: avcodec.h:1676
uint8_t range_mapy
Definition: vc1.h:330
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:63
int extended_dmv
Additional extended dmv range at P/B-frame-level.
Definition: vc1.h:205
GLint GLenum type
Definition: opengl_enc.c:105
struct AVFrame * f
Definition: mpegpicture.h:46
static int commit_bitstream_and_slice_buffer(AVCodecContext *avctx, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *sc)
Definition: dxva2_vc1.c:185
void DECODER_BUFFER_DESC
int quantizer_mode
2 bits, quantizer mode used for sequence, see QUANT_*
Definition: vc1.h:227
HW decoding through DXVA2, Picture.data[3] contains a LPDIRECT3DSURFACE9 pointer. ...
Definition: pixfmt.h:148
int max_b_frames
max number of B-frames for encoding
Definition: mpegvideo.h:112
int pict_type
AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ...
Definition: mpegvideo.h:209
int vstransform
variable-size [48]x[48] transform type + info
Definition: vc1.h:225
uint8_t range_mapuv
Definition: vc1.h:331
#define FAILED(hr)
Definition: windows2linux.h:48
MpegEncContext s
Definition: vc1.h:174
in the bitstream is reported as 10b
Definition: vc1.h:150
MpegEncContext.
Definition: mpegvideo.h:78
static int dxva2_vc1_start_frame(AVCodecContext *avctx, av_unused const uint8_t *buffer, av_unused uint32_t size)
Definition: dxva2_vc1.c:312
const uint8_t * bitstream
Definition: dxva2_h264.c:41
uint8_t pq
Definition: vc1.h:238
if(ret< 0)
Definition: vf_mcdeint.c:282
enum FrameCodingMode fcm
Frame decoding info for Advanced profile.
Definition: vc1.h:308
Picture last_picture
copy of the previous picture structure.
Definition: mpegvideo.h:159
uint8_t lumshift
Definition: vc1.h:270
Bi-dir predicted.
Definition: avutil.h:270
void * priv_data
Definition: avcodec.h:1718
#define PICT_FRAME
Definition: mpegutils.h:39
int picture_structure
Definition: mpegvideo.h:457
int rnd
rounding control
Definition: vc1.h:298
static int dxva2_vc1_end_frame(AVCodecContext *avctx)
Definition: dxva2_vc1.c:364
Picture next_picture
copy of the next picture structure.
Definition: mpegvideo.h:165
uint8_t range_mapy_flag
Definition: vc1.h:328
HW decoding through Direct3D11, Picture.data[3] contains a ID3D11VideoDecoderOutputView pointer...
Definition: pixfmt.h:243
int dquant
How qscale varies with MBs, 2 bits (not in Simple)
Definition: vc1.h:224
uint8_t mv_mode2
Secondary MV coding mode (B-frames)
Definition: vc1.h:234
Predicted.
Definition: avutil.h:269
GLuint buffer
Definition: opengl_enc.c:102
#define av_unused
Definition: attributes.h:126