FFmpeg  4.4.6
vaapi_encode.c
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1 /*
2  * This file is part of FFmpeg.
3  *
4  * FFmpeg is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * FFmpeg is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with FFmpeg; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17  */
18 
19 #include <inttypes.h>
20 #include <string.h>
21 
22 #include "libavutil/avassert.h"
23 #include "libavutil/common.h"
24 #include "libavutil/internal.h"
25 #include "libavutil/log.h"
26 #include "libavutil/pixdesc.h"
27 
28 #include "vaapi_encode.h"
29 #include "encode.h"
30 #include "avcodec.h"
31 
33  HW_CONFIG_ENCODER_FRAMES(VAAPI, VAAPI),
34  NULL,
35 };
36 
37 static const char * const picture_type_name[] = { "IDR", "I", "P", "B" };
38 
40  VAAPIEncodePicture *pic,
41  int type, char *data, size_t bit_len)
42 {
44  VAStatus vas;
45  VABufferID param_buffer, data_buffer;
46  VABufferID *tmp;
47  VAEncPackedHeaderParameterBuffer params = {
48  .type = type,
49  .bit_length = bit_len,
50  .has_emulation_bytes = 1,
51  };
52 
53  tmp = av_realloc_array(pic->param_buffers, sizeof(*tmp), pic->nb_param_buffers + 2);
54  if (!tmp)
55  return AVERROR(ENOMEM);
56  pic->param_buffers = tmp;
57 
58  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
59  VAEncPackedHeaderParameterBufferType,
60  sizeof(params), 1, &params, &param_buffer);
61  if (vas != VA_STATUS_SUCCESS) {
62  av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer "
63  "for packed header (type %d): %d (%s).\n",
64  type, vas, vaErrorStr(vas));
65  return AVERROR(EIO);
66  }
67  pic->param_buffers[pic->nb_param_buffers++] = param_buffer;
68 
69  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
70  VAEncPackedHeaderDataBufferType,
71  (bit_len + 7) / 8, 1, data, &data_buffer);
72  if (vas != VA_STATUS_SUCCESS) {
73  av_log(avctx, AV_LOG_ERROR, "Failed to create data buffer "
74  "for packed header (type %d): %d (%s).\n",
75  type, vas, vaErrorStr(vas));
76  return AVERROR(EIO);
77  }
78  pic->param_buffers[pic->nb_param_buffers++] = data_buffer;
79 
80  av_log(avctx, AV_LOG_DEBUG, "Packed header buffer (%d) is %#x/%#x "
81  "(%zu bits).\n", type, param_buffer, data_buffer, bit_len);
82  return 0;
83 }
84 
86  VAAPIEncodePicture *pic,
87  int type, char *data, size_t len)
88 {
90  VAStatus vas;
91  VABufferID *tmp;
92  VABufferID buffer;
93 
94  tmp = av_realloc_array(pic->param_buffers, sizeof(*tmp), pic->nb_param_buffers + 1);
95  if (!tmp)
96  return AVERROR(ENOMEM);
97  pic->param_buffers = tmp;
98 
99  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
100  type, len, 1, data, &buffer);
101  if (vas != VA_STATUS_SUCCESS) {
102  av_log(avctx, AV_LOG_ERROR, "Failed to create parameter buffer "
103  "(type %d): %d (%s).\n", type, vas, vaErrorStr(vas));
104  return AVERROR(EIO);
105  }
106  pic->param_buffers[pic->nb_param_buffers++] = buffer;
107 
108  av_log(avctx, AV_LOG_DEBUG, "Param buffer (%d) is %#x.\n",
109  type, buffer);
110  return 0;
111 }
112 
114  VAAPIEncodePicture *pic,
115  int type,
116  const void *data, size_t len)
117 {
118  // Construct the buffer on the stack - 1KB is much larger than any
119  // current misc parameter buffer type (the largest is EncQuality at
120  // 224 bytes).
121  uint8_t buffer[1024];
122  VAEncMiscParameterBuffer header = {
123  .type = type,
124  };
125  size_t buffer_size = sizeof(header) + len;
126  av_assert0(buffer_size <= sizeof(buffer));
127 
128  memcpy(buffer, &header, sizeof(header));
129  memcpy(buffer + sizeof(header), data, len);
130 
131  return vaapi_encode_make_param_buffer(avctx, pic,
132  VAEncMiscParameterBufferType,
133  buffer, buffer_size);
134 }
135 
137  VAAPIEncodePicture *pic)
138 {
139  VAAPIEncodeContext *ctx = avctx->priv_data;
140  VAStatus vas;
141 
143 
144  if (pic->encode_complete) {
145  // Already waited for this picture.
146  return 0;
147  }
148 
149  av_log(avctx, AV_LOG_DEBUG, "Sync to pic %"PRId64"/%"PRId64" "
150  "(input surface %#x).\n", pic->display_order,
151  pic->encode_order, pic->input_surface);
152 
153  vas = vaSyncSurface(ctx->hwctx->display, pic->input_surface);
154  if (vas != VA_STATUS_SUCCESS) {
155  av_log(avctx, AV_LOG_ERROR, "Failed to sync to picture completion: "
156  "%d (%s).\n", vas, vaErrorStr(vas));
157  return AVERROR(EIO);
158  }
159 
160  // Input is definitely finished with now.
161  av_frame_free(&pic->input_image);
162 
163  pic->encode_complete = 1;
164  return 0;
165 }
166 
168  VAAPIEncodePicture *pic)
169 {
170  VAAPIEncodeContext *ctx = avctx->priv_data;
171  VAAPIEncodeSlice *slice;
172  int i, rounding;
173 
174  for (i = 0; i < pic->nb_slices; i++)
175  pic->slices[i].row_size = ctx->slice_size;
176 
177  rounding = ctx->slice_block_rows - ctx->nb_slices * ctx->slice_size;
178  if (rounding > 0) {
179  // Place rounding error at top and bottom of frame.
180  av_assert0(rounding < pic->nb_slices);
181  // Some Intel drivers contain a bug where the encoder will fail
182  // if the last slice is smaller than the one before it. Since
183  // that's straightforward to avoid here, just do so.
184  if (rounding <= 2) {
185  for (i = 0; i < rounding; i++)
186  ++pic->slices[i].row_size;
187  } else {
188  for (i = 0; i < (rounding + 1) / 2; i++)
189  ++pic->slices[pic->nb_slices - i - 1].row_size;
190  for (i = 0; i < rounding / 2; i++)
191  ++pic->slices[i].row_size;
192  }
193  } else if (rounding < 0) {
194  // Remove rounding error from last slice only.
195  av_assert0(rounding < ctx->slice_size);
196  pic->slices[pic->nb_slices - 1].row_size += rounding;
197  }
198 
199  for (i = 0; i < pic->nb_slices; i++) {
200  slice = &pic->slices[i];
201  slice->index = i;
202  if (i == 0) {
203  slice->row_start = 0;
204  slice->block_start = 0;
205  } else {
206  const VAAPIEncodeSlice *prev = &pic->slices[i - 1];
207  slice->row_start = prev->row_start + prev->row_size;
208  slice->block_start = prev->block_start + prev->block_size;
209  }
210  slice->block_size = slice->row_size * ctx->slice_block_cols;
211 
212  av_log(avctx, AV_LOG_DEBUG, "Slice %d: %d-%d (%d rows), "
213  "%d-%d (%d blocks).\n", i, slice->row_start,
214  slice->row_start + slice->row_size - 1, slice->row_size,
215  slice->block_start, slice->block_start + slice->block_size - 1,
216  slice->block_size);
217  }
218 
219  return 0;
220 }
221 
223  VAAPIEncodePicture *pic)
224 {
225  VAAPIEncodeContext *ctx = avctx->priv_data;
226  VAAPIEncodeSlice *slice;
227  int i, j, index;
228 
229  for (i = 0; i < ctx->tile_cols; i++) {
230  for (j = 0; j < ctx->tile_rows; j++) {
231  index = j * ctx->tile_cols + i;
232  slice = &pic->slices[index];
233  slice->index = index;
234 
235  pic->slices[index].block_start = ctx->col_bd[i] +
236  ctx->row_bd[j] * ctx->slice_block_cols;
237  pic->slices[index].block_size = ctx->row_height[j] * ctx->col_width[i];
238 
239  av_log(avctx, AV_LOG_DEBUG, "Slice %2d: (%2d, %2d) start at: %4d "
240  "width:%2d height:%2d (%d blocks).\n", index, ctx->col_bd[i],
241  ctx->row_bd[j], slice->block_start, ctx->col_width[i],
242  ctx->row_height[j], slice->block_size);
243  }
244  }
245 
246  return 0;
247 }
248 
250  VAAPIEncodePicture *pic)
251 {
252  VAAPIEncodeContext *ctx = avctx->priv_data;
253  VAAPIEncodeSlice *slice;
254  VAStatus vas;
255  int err, i;
257  size_t bit_len;
259 
260  av_log(avctx, AV_LOG_DEBUG, "Issuing encode for pic %"PRId64"/%"PRId64" "
261  "as type %s.\n", pic->display_order, pic->encode_order,
262  picture_type_name[pic->type]);
263  if (pic->nb_refs == 0) {
264  av_log(avctx, AV_LOG_DEBUG, "No reference pictures.\n");
265  } else {
266  av_log(avctx, AV_LOG_DEBUG, "Refers to:");
267  for (i = 0; i < pic->nb_refs; i++) {
268  av_log(avctx, AV_LOG_DEBUG, " %"PRId64"/%"PRId64,
269  pic->refs[i]->display_order, pic->refs[i]->encode_order);
270  }
271  av_log(avctx, AV_LOG_DEBUG, ".\n");
272  }
273 
274  av_assert0(!pic->encode_issued);
275  for (i = 0; i < pic->nb_refs; i++) {
276  av_assert0(pic->refs[i]);
277  av_assert0(pic->refs[i]->encode_issued);
278  }
279 
280  av_log(avctx, AV_LOG_DEBUG, "Input surface is %#x.\n", pic->input_surface);
281 
282  pic->recon_image = av_frame_alloc();
283  if (!pic->recon_image) {
284  err = AVERROR(ENOMEM);
285  goto fail;
286  }
287 
288  err = av_hwframe_get_buffer(ctx->recon_frames_ref, pic->recon_image, 0);
289  if (err < 0) {
290  err = AVERROR(ENOMEM);
291  goto fail;
292  }
293  pic->recon_surface = (VASurfaceID)(uintptr_t)pic->recon_image->data[3];
294  av_log(avctx, AV_LOG_DEBUG, "Recon surface is %#x.\n", pic->recon_surface);
295 
296  pic->output_buffer_ref = av_buffer_pool_get(ctx->output_buffer_pool);
297  if (!pic->output_buffer_ref) {
298  err = AVERROR(ENOMEM);
299  goto fail;
300  }
301  pic->output_buffer = (VABufferID)(uintptr_t)pic->output_buffer_ref->data;
302  av_log(avctx, AV_LOG_DEBUG, "Output buffer is %#x.\n",
303  pic->output_buffer);
304 
305  if (ctx->codec->picture_params_size > 0) {
306  pic->codec_picture_params = av_malloc(ctx->codec->picture_params_size);
307  if (!pic->codec_picture_params)
308  goto fail;
309  memcpy(pic->codec_picture_params, ctx->codec_picture_params,
310  ctx->codec->picture_params_size);
311  } else {
312  av_assert0(!ctx->codec_picture_params);
313  }
314 
315  pic->nb_param_buffers = 0;
316 
317  if (pic->type == PICTURE_TYPE_IDR && ctx->codec->init_sequence_params) {
318  err = vaapi_encode_make_param_buffer(avctx, pic,
319  VAEncSequenceParameterBufferType,
320  ctx->codec_sequence_params,
321  ctx->codec->sequence_params_size);
322  if (err < 0)
323  goto fail;
324  }
325 
326  if (pic->type == PICTURE_TYPE_IDR) {
327  for (i = 0; i < ctx->nb_global_params; i++) {
328  err = vaapi_encode_make_misc_param_buffer(avctx, pic,
329  ctx->global_params_type[i],
330  ctx->global_params[i],
331  ctx->global_params_size[i]);
332  if (err < 0)
333  goto fail;
334  }
335  }
336 
337  if (ctx->codec->init_picture_params) {
338  err = ctx->codec->init_picture_params(avctx, pic);
339  if (err < 0) {
340  av_log(avctx, AV_LOG_ERROR, "Failed to initialise picture "
341  "parameters: %d.\n", err);
342  goto fail;
343  }
344  err = vaapi_encode_make_param_buffer(avctx, pic,
345  VAEncPictureParameterBufferType,
347  ctx->codec->picture_params_size);
348  if (err < 0)
349  goto fail;
350  }
351 
352  if (pic->type == PICTURE_TYPE_IDR) {
353  if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE &&
354  ctx->codec->write_sequence_header) {
355  bit_len = 8 * sizeof(data);
356  err = ctx->codec->write_sequence_header(avctx, data, &bit_len);
357  if (err < 0) {
358  av_log(avctx, AV_LOG_ERROR, "Failed to write per-sequence "
359  "header: %d.\n", err);
360  goto fail;
361  }
362  err = vaapi_encode_make_packed_header(avctx, pic,
363  ctx->codec->sequence_header_type,
364  data, bit_len);
365  if (err < 0)
366  goto fail;
367  }
368  }
369 
370  if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_PICTURE &&
371  ctx->codec->write_picture_header) {
372  bit_len = 8 * sizeof(data);
373  err = ctx->codec->write_picture_header(avctx, pic, data, &bit_len);
374  if (err < 0) {
375  av_log(avctx, AV_LOG_ERROR, "Failed to write per-picture "
376  "header: %d.\n", err);
377  goto fail;
378  }
379  err = vaapi_encode_make_packed_header(avctx, pic,
380  ctx->codec->picture_header_type,
381  data, bit_len);
382  if (err < 0)
383  goto fail;
384  }
385 
386  if (ctx->codec->write_extra_buffer) {
387  for (i = 0;; i++) {
388  size_t len = sizeof(data);
389  int type;
390  err = ctx->codec->write_extra_buffer(avctx, pic, i, &type,
391  data, &len);
392  if (err == AVERROR_EOF)
393  break;
394  if (err < 0) {
395  av_log(avctx, AV_LOG_ERROR, "Failed to write extra "
396  "buffer %d: %d.\n", i, err);
397  goto fail;
398  }
399 
400  err = vaapi_encode_make_param_buffer(avctx, pic, type,
401  data, len);
402  if (err < 0)
403  goto fail;
404  }
405  }
406 
407  if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_MISC &&
408  ctx->codec->write_extra_header) {
409  for (i = 0;; i++) {
410  int type;
411  bit_len = 8 * sizeof(data);
412  err = ctx->codec->write_extra_header(avctx, pic, i, &type,
413  data, &bit_len);
414  if (err == AVERROR_EOF)
415  break;
416  if (err < 0) {
417  av_log(avctx, AV_LOG_ERROR, "Failed to write extra "
418  "header %d: %d.\n", i, err);
419  goto fail;
420  }
421 
422  err = vaapi_encode_make_packed_header(avctx, pic, type,
423  data, bit_len);
424  if (err < 0)
425  goto fail;
426  }
427  }
428 
429  if (pic->nb_slices == 0)
430  pic->nb_slices = ctx->nb_slices;
431  if (pic->nb_slices > 0) {
432  pic->slices = av_mallocz_array(pic->nb_slices, sizeof(*pic->slices));
433  if (!pic->slices) {
434  err = AVERROR(ENOMEM);
435  goto fail;
436  }
437 
438  if (ctx->tile_rows && ctx->tile_cols)
439  vaapi_encode_make_tile_slice(avctx, pic);
440  else
441  vaapi_encode_make_row_slice(avctx, pic);
442  }
443 
444  for (i = 0; i < pic->nb_slices; i++) {
445  slice = &pic->slices[i];
446 
447  if (ctx->codec->slice_params_size > 0) {
448  slice->codec_slice_params = av_mallocz(ctx->codec->slice_params_size);
449  if (!slice->codec_slice_params) {
450  err = AVERROR(ENOMEM);
451  goto fail;
452  }
453  }
454 
455  if (ctx->codec->init_slice_params) {
456  err = ctx->codec->init_slice_params(avctx, pic, slice);
457  if (err < 0) {
458  av_log(avctx, AV_LOG_ERROR, "Failed to initialise slice "
459  "parameters: %d.\n", err);
460  goto fail;
461  }
462  }
463 
464  if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SLICE &&
465  ctx->codec->write_slice_header) {
466  bit_len = 8 * sizeof(data);
467  err = ctx->codec->write_slice_header(avctx, pic, slice,
468  data, &bit_len);
469  if (err < 0) {
470  av_log(avctx, AV_LOG_ERROR, "Failed to write per-slice "
471  "header: %d.\n", err);
472  goto fail;
473  }
474  err = vaapi_encode_make_packed_header(avctx, pic,
475  ctx->codec->slice_header_type,
476  data, bit_len);
477  if (err < 0)
478  goto fail;
479  }
480 
481  if (ctx->codec->init_slice_params) {
482  err = vaapi_encode_make_param_buffer(avctx, pic,
483  VAEncSliceParameterBufferType,
484  slice->codec_slice_params,
485  ctx->codec->slice_params_size);
486  if (err < 0)
487  goto fail;
488  }
489  }
490 
491 #if VA_CHECK_VERSION(1, 0, 0)
494  if (sd && ctx->roi_allowed) {
495  const AVRegionOfInterest *roi;
496  uint32_t roi_size;
497  VAEncMiscParameterBufferROI param_roi;
498  int nb_roi, i, v;
499 
500  roi = (const AVRegionOfInterest*)sd->data;
501  roi_size = roi->self_size;
502  av_assert0(roi_size && sd->size % roi_size == 0);
503  nb_roi = sd->size / roi_size;
504  if (nb_roi > ctx->roi_max_regions) {
505  if (!ctx->roi_warned) {
506  av_log(avctx, AV_LOG_WARNING, "More ROIs set than "
507  "supported by driver (%d > %d).\n",
508  nb_roi, ctx->roi_max_regions);
509  ctx->roi_warned = 1;
510  }
511  nb_roi = ctx->roi_max_regions;
512  }
513 
514  pic->roi = av_mallocz_array(nb_roi, sizeof(*pic->roi));
515  if (!pic->roi) {
516  err = AVERROR(ENOMEM);
517  goto fail;
518  }
519  // For overlapping regions, the first in the array takes priority.
520  for (i = 0; i < nb_roi; i++) {
521  roi = (const AVRegionOfInterest*)(sd->data + roi_size * i);
522 
523  av_assert0(roi->qoffset.den != 0);
524  v = roi->qoffset.num * ctx->roi_quant_range / roi->qoffset.den;
525  av_log(avctx, AV_LOG_DEBUG, "ROI: (%d,%d)-(%d,%d) -> %+d.\n",
526  roi->top, roi->left, roi->bottom, roi->right, v);
527 
528  pic->roi[i] = (VAEncROI) {
529  .roi_rectangle = {
530  .x = roi->left,
531  .y = roi->top,
532  .width = roi->right - roi->left,
533  .height = roi->bottom - roi->top,
534  },
535  .roi_value = av_clip_int8(v),
536  };
537  }
538 
539  param_roi = (VAEncMiscParameterBufferROI) {
540  .num_roi = nb_roi,
541  .max_delta_qp = INT8_MAX,
542  .min_delta_qp = INT8_MIN,
543  .roi = pic->roi,
544  .roi_flags.bits.roi_value_is_qp_delta = 1,
545  };
546 
547  err = vaapi_encode_make_misc_param_buffer(avctx, pic,
548  VAEncMiscParameterTypeROI,
549  &param_roi,
550  sizeof(param_roi));
551  if (err < 0)
552  goto fail;
553  }
554 #endif
555 
556  vas = vaBeginPicture(ctx->hwctx->display, ctx->va_context,
557  pic->input_surface);
558  if (vas != VA_STATUS_SUCCESS) {
559  av_log(avctx, AV_LOG_ERROR, "Failed to begin picture encode issue: "
560  "%d (%s).\n", vas, vaErrorStr(vas));
561  err = AVERROR(EIO);
562  goto fail_with_picture;
563  }
564 
565  vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
566  pic->param_buffers, pic->nb_param_buffers);
567  if (vas != VA_STATUS_SUCCESS) {
568  av_log(avctx, AV_LOG_ERROR, "Failed to upload encode parameters: "
569  "%d (%s).\n", vas, vaErrorStr(vas));
570  err = AVERROR(EIO);
571  goto fail_with_picture;
572  }
573 
574  vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
575  if (vas != VA_STATUS_SUCCESS) {
576  av_log(avctx, AV_LOG_ERROR, "Failed to end picture encode issue: "
577  "%d (%s).\n", vas, vaErrorStr(vas));
578  err = AVERROR(EIO);
579  // vaRenderPicture() has been called here, so we should not destroy
580  // the parameter buffers unless separate destruction is required.
581  if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
583  goto fail;
584  else
585  goto fail_at_end;
586  }
587 
588  if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
590  for (i = 0; i < pic->nb_param_buffers; i++) {
591  vas = vaDestroyBuffer(ctx->hwctx->display,
592  pic->param_buffers[i]);
593  if (vas != VA_STATUS_SUCCESS) {
594  av_log(avctx, AV_LOG_ERROR, "Failed to destroy "
595  "param buffer %#x: %d (%s).\n",
596  pic->param_buffers[i], vas, vaErrorStr(vas));
597  // And ignore.
598  }
599  }
600  }
601 
602  pic->encode_issued = 1;
603 
604  return 0;
605 
606 fail_with_picture:
607  vaEndPicture(ctx->hwctx->display, ctx->va_context);
608 fail:
609  for(i = 0; i < pic->nb_param_buffers; i++)
610  vaDestroyBuffer(ctx->hwctx->display, pic->param_buffers[i]);
611  if (pic->slices) {
612  for (i = 0; i < pic->nb_slices; i++)
614  }
615 fail_at_end:
617  av_freep(&pic->param_buffers);
618  av_freep(&pic->slices);
619  av_freep(&pic->roi);
620  av_frame_free(&pic->recon_image);
622  pic->output_buffer = VA_INVALID_ID;
623  return err;
624 }
625 
628 {
629  VAAPIEncodeContext *ctx = avctx->priv_data;
630  VACodedBufferSegment *buf_list, *buf;
631  VAStatus vas;
632  int total_size = 0;
633  uint8_t *ptr;
634  int err;
635 
636  err = vaapi_encode_wait(avctx, pic);
637  if (err < 0)
638  return err;
639 
640  buf_list = NULL;
641  vas = vaMapBuffer(ctx->hwctx->display, pic->output_buffer,
642  (void**)&buf_list);
643  if (vas != VA_STATUS_SUCCESS) {
644  av_log(avctx, AV_LOG_ERROR, "Failed to map output buffers: "
645  "%d (%s).\n", vas, vaErrorStr(vas));
646  err = AVERROR(EIO);
647  goto fail;
648  }
649 
650  for (buf = buf_list; buf; buf = buf->next)
651  total_size += buf->size;
652 
653  err = ff_get_encode_buffer(avctx, pkt, total_size, 0);
654  ptr = pkt->data;
655 
656  if (err < 0)
657  goto fail_mapped;
658 
659  for (buf = buf_list; buf; buf = buf->next) {
660  av_log(avctx, AV_LOG_DEBUG, "Output buffer: %u bytes "
661  "(status %08x).\n", buf->size, buf->status);
662 
663  memcpy(ptr, buf->buf, buf->size);
664  ptr += buf->size;
665  }
666 
667  if (pic->type == PICTURE_TYPE_IDR)
669 
670  pkt->pts = pic->pts;
671 
672  vas = vaUnmapBuffer(ctx->hwctx->display, pic->output_buffer);
673  if (vas != VA_STATUS_SUCCESS) {
674  av_log(avctx, AV_LOG_ERROR, "Failed to unmap output buffers: "
675  "%d (%s).\n", vas, vaErrorStr(vas));
676  err = AVERROR(EIO);
677  goto fail;
678  }
679 
681  pic->output_buffer = VA_INVALID_ID;
682 
683  av_log(avctx, AV_LOG_DEBUG, "Output read for pic %"PRId64"/%"PRId64".\n",
684  pic->display_order, pic->encode_order);
685  return 0;
686 
687 fail_mapped:
688  vaUnmapBuffer(ctx->hwctx->display, pic->output_buffer);
689 fail:
691  pic->output_buffer = VA_INVALID_ID;
692  return err;
693 }
694 
696  VAAPIEncodePicture *pic)
697 {
698  vaapi_encode_wait(avctx, pic);
699 
700  if (pic->output_buffer_ref) {
701  av_log(avctx, AV_LOG_DEBUG, "Discard output for pic "
702  "%"PRId64"/%"PRId64".\n",
703  pic->display_order, pic->encode_order);
704 
706  pic->output_buffer = VA_INVALID_ID;
707  }
708 
709  return 0;
710 }
711 
713 {
714  VAAPIEncodeContext *ctx = avctx->priv_data;
715  VAAPIEncodePicture *pic;
716 
717  pic = av_mallocz(sizeof(*pic));
718  if (!pic)
719  return NULL;
720 
721  if (ctx->codec->picture_priv_data_size > 0) {
722  pic->priv_data = av_mallocz(ctx->codec->picture_priv_data_size);
723  if (!pic->priv_data) {
724  av_freep(&pic);
725  return NULL;
726  }
727  }
728 
729  pic->input_surface = VA_INVALID_ID;
730  pic->recon_surface = VA_INVALID_ID;
731  pic->output_buffer = VA_INVALID_ID;
732 
733  return pic;
734 }
735 
737  VAAPIEncodePicture *pic)
738 {
739  int i;
740 
741  if (pic->encode_issued)
742  vaapi_encode_discard(avctx, pic);
743 
744  if (pic->slices) {
745  for (i = 0; i < pic->nb_slices; i++)
747  }
749 
750  av_frame_free(&pic->input_image);
751  av_frame_free(&pic->recon_image);
752 
753  av_freep(&pic->param_buffers);
754  av_freep(&pic->slices);
755  // Output buffer should already be destroyed.
756  av_assert0(pic->output_buffer == VA_INVALID_ID);
757 
758  av_freep(&pic->priv_data);
760  av_freep(&pic->roi);
761 
762  av_free(pic);
763 
764  return 0;
765 }
766 
768  VAAPIEncodePicture *pic,
769  VAAPIEncodePicture *target,
770  int is_ref, int in_dpb, int prev)
771 {
772  int refs = 0;
773 
774  if (is_ref) {
775  av_assert0(pic != target);
777  pic->refs[pic->nb_refs++] = target;
778  ++refs;
779  }
780 
781  if (in_dpb) {
783  pic->dpb[pic->nb_dpb_pics++] = target;
784  ++refs;
785  }
786 
787  if (prev) {
788  av_assert0(!pic->prev);
789  pic->prev = target;
790  ++refs;
791  }
792 
793  target->ref_count[0] += refs;
794  target->ref_count[1] += refs;
795 }
796 
798  VAAPIEncodePicture *pic,
799  int level)
800 {
801  int i;
802 
803  if (pic->ref_removed[level])
804  return;
805 
806  for (i = 0; i < pic->nb_refs; i++) {
807  av_assert0(pic->refs[i]);
808  --pic->refs[i]->ref_count[level];
809  av_assert0(pic->refs[i]->ref_count[level] >= 0);
810  }
811 
812  for (i = 0; i < pic->nb_dpb_pics; i++) {
813  av_assert0(pic->dpb[i]);
814  --pic->dpb[i]->ref_count[level];
815  av_assert0(pic->dpb[i]->ref_count[level] >= 0);
816  }
817 
818  av_assert0(pic->prev || pic->type == PICTURE_TYPE_IDR);
819  if (pic->prev) {
820  --pic->prev->ref_count[level];
821  av_assert0(pic->prev->ref_count[level] >= 0);
822  }
823 
824  pic->ref_removed[level] = 1;
825 }
826 
828  VAAPIEncodePicture *start,
829  VAAPIEncodePicture *end,
830  VAAPIEncodePicture *prev,
831  int current_depth,
832  VAAPIEncodePicture **last)
833 {
834  VAAPIEncodeContext *ctx = avctx->priv_data;
835  VAAPIEncodePicture *pic, *next, *ref;
836  int i, len;
837 
838  av_assert0(start && end && start != end && start->next != end);
839 
840  // If we are at the maximum depth then encode all pictures as
841  // non-referenced B-pictures. Also do this if there is exactly one
842  // picture left, since there will be nothing to reference it.
843  if (current_depth == ctx->max_b_depth || start->next->next == end) {
844  for (pic = start->next; pic; pic = pic->next) {
845  if (pic == end)
846  break;
847  pic->type = PICTURE_TYPE_B;
848  pic->b_depth = current_depth;
849 
850  vaapi_encode_add_ref(avctx, pic, start, 1, 1, 0);
851  vaapi_encode_add_ref(avctx, pic, end, 1, 1, 0);
852  vaapi_encode_add_ref(avctx, pic, prev, 0, 0, 1);
853 
854  for (ref = end->refs[1]; ref; ref = ref->refs[1])
855  vaapi_encode_add_ref(avctx, pic, ref, 0, 1, 0);
856  }
857  *last = prev;
858 
859  } else {
860  // Split the current list at the midpoint with a referenced
861  // B-picture, then descend into each side separately.
862  len = 0;
863  for (pic = start->next; pic != end; pic = pic->next)
864  ++len;
865  for (pic = start->next, i = 1; 2 * i < len; pic = pic->next, i++);
866 
867  pic->type = PICTURE_TYPE_B;
868  pic->b_depth = current_depth;
869 
870  pic->is_reference = 1;
871 
872  vaapi_encode_add_ref(avctx, pic, pic, 0, 1, 0);
873  vaapi_encode_add_ref(avctx, pic, start, 1, 1, 0);
874  vaapi_encode_add_ref(avctx, pic, end, 1, 1, 0);
875  vaapi_encode_add_ref(avctx, pic, prev, 0, 0, 1);
876 
877  for (ref = end->refs[1]; ref; ref = ref->refs[1])
878  vaapi_encode_add_ref(avctx, pic, ref, 0, 1, 0);
879 
880  if (i > 1)
881  vaapi_encode_set_b_pictures(avctx, start, pic, pic,
882  current_depth + 1, &next);
883  else
884  next = pic;
885 
886  vaapi_encode_set_b_pictures(avctx, pic, end, next,
887  current_depth + 1, last);
888  }
889 }
890 
892  VAAPIEncodePicture **pic_out)
893 {
894  VAAPIEncodeContext *ctx = avctx->priv_data;
895  VAAPIEncodePicture *pic = NULL, *next, *start;
896  int i, b_counter, closed_gop_end;
897 
898  // If there are any B-frames already queued, the next one to encode
899  // is the earliest not-yet-issued frame for which all references are
900  // available.
901  for (pic = ctx->pic_start; pic; pic = pic->next) {
902  if (pic->encode_issued)
903  continue;
904  if (pic->type != PICTURE_TYPE_B)
905  continue;
906  for (i = 0; i < pic->nb_refs; i++) {
907  if (!pic->refs[i]->encode_issued)
908  break;
909  }
910  if (i == pic->nb_refs)
911  break;
912  }
913 
914  if (pic) {
915  av_log(avctx, AV_LOG_DEBUG, "Pick B-picture at depth %d to "
916  "encode next.\n", pic->b_depth);
917  *pic_out = pic;
918  return 0;
919  }
920 
921  // Find the B-per-Pth available picture to become the next picture
922  // on the top layer.
923  start = NULL;
924  b_counter = 0;
925  closed_gop_end = ctx->closed_gop ||
926  ctx->idr_counter == ctx->gop_per_idr;
927  for (pic = ctx->pic_start; pic; pic = next) {
928  next = pic->next;
929  if (pic->encode_issued) {
930  start = pic;
931  continue;
932  }
933  // If the next available picture is force-IDR, encode it to start
934  // a new GOP immediately.
935  if (pic->force_idr)
936  break;
937  if (b_counter == ctx->b_per_p)
938  break;
939  // If this picture ends a closed GOP or starts a new GOP then it
940  // needs to be in the top layer.
941  if (ctx->gop_counter + b_counter + closed_gop_end >= ctx->gop_size)
942  break;
943  // If the picture after this one is force-IDR, we need to encode
944  // this one in the top layer.
945  if (next && next->force_idr)
946  break;
947  ++b_counter;
948  }
949 
950  // At the end of the stream the last picture must be in the top layer.
951  if (!pic && ctx->end_of_stream) {
952  --b_counter;
953  pic = ctx->pic_end;
954  if (pic->encode_issued)
955  return AVERROR_EOF;
956  }
957 
958  if (!pic) {
959  av_log(avctx, AV_LOG_DEBUG, "Pick nothing to encode next - "
960  "need more input for reference pictures.\n");
961  return AVERROR(EAGAIN);
962  }
963  if (ctx->input_order <= ctx->decode_delay && !ctx->end_of_stream) {
964  av_log(avctx, AV_LOG_DEBUG, "Pick nothing to encode next - "
965  "need more input for timestamps.\n");
966  return AVERROR(EAGAIN);
967  }
968 
969  if (pic->force_idr) {
970  av_log(avctx, AV_LOG_DEBUG, "Pick forced IDR-picture to "
971  "encode next.\n");
972  pic->type = PICTURE_TYPE_IDR;
973  ctx->idr_counter = 1;
974  ctx->gop_counter = 1;
975 
976  } else if (ctx->gop_counter + b_counter >= ctx->gop_size) {
977  if (ctx->idr_counter == ctx->gop_per_idr) {
978  av_log(avctx, AV_LOG_DEBUG, "Pick new-GOP IDR-picture to "
979  "encode next.\n");
980  pic->type = PICTURE_TYPE_IDR;
981  ctx->idr_counter = 1;
982  } else {
983  av_log(avctx, AV_LOG_DEBUG, "Pick new-GOP I-picture to "
984  "encode next.\n");
985  pic->type = PICTURE_TYPE_I;
986  ++ctx->idr_counter;
987  }
988  ctx->gop_counter = 1;
989 
990  } else {
991  if (ctx->gop_counter + b_counter + closed_gop_end == ctx->gop_size) {
992  av_log(avctx, AV_LOG_DEBUG, "Pick group-end P-picture to "
993  "encode next.\n");
994  } else {
995  av_log(avctx, AV_LOG_DEBUG, "Pick normal P-picture to "
996  "encode next.\n");
997  }
998  pic->type = PICTURE_TYPE_P;
999  av_assert0(start);
1000  ctx->gop_counter += 1 + b_counter;
1001  }
1002  pic->is_reference = 1;
1003  *pic_out = pic;
1004 
1005  vaapi_encode_add_ref(avctx, pic, pic, 0, 1, 0);
1006  if (pic->type != PICTURE_TYPE_IDR) {
1007  vaapi_encode_add_ref(avctx, pic, start,
1008  pic->type == PICTURE_TYPE_P,
1009  b_counter > 0, 0);
1010  vaapi_encode_add_ref(avctx, pic, ctx->next_prev, 0, 0, 1);
1011  }
1012  if (ctx->next_prev)
1013  --ctx->next_prev->ref_count[0];
1014 
1015  if (b_counter > 0) {
1016  vaapi_encode_set_b_pictures(avctx, start, pic, pic, 1,
1017  &ctx->next_prev);
1018  } else {
1019  ctx->next_prev = pic;
1020  }
1021  ++ctx->next_prev->ref_count[0];
1022  return 0;
1023 }
1024 
1026 {
1027  VAAPIEncodeContext *ctx = avctx->priv_data;
1028  VAAPIEncodePicture *pic, *prev, *next;
1029 
1030  av_assert0(ctx->pic_start);
1031 
1032  // Remove direct references once each picture is complete.
1033  for (pic = ctx->pic_start; pic; pic = pic->next) {
1034  if (pic->encode_complete && pic->next)
1035  vaapi_encode_remove_refs(avctx, pic, 0);
1036  }
1037 
1038  // Remove indirect references once a picture has no direct references.
1039  for (pic = ctx->pic_start; pic; pic = pic->next) {
1040  if (pic->encode_complete && pic->ref_count[0] == 0)
1041  vaapi_encode_remove_refs(avctx, pic, 1);
1042  }
1043 
1044  // Clear out all complete pictures with no remaining references.
1045  prev = NULL;
1046  for (pic = ctx->pic_start; pic; pic = next) {
1047  next = pic->next;
1048  if (pic->encode_complete && pic->ref_count[1] == 0) {
1049  av_assert0(pic->ref_removed[0] && pic->ref_removed[1]);
1050  if (prev)
1051  prev->next = next;
1052  else
1053  ctx->pic_start = next;
1054  vaapi_encode_free(avctx, pic);
1055  } else {
1056  prev = pic;
1057  }
1058  }
1059 
1060  return 0;
1061 }
1062 
1064  const AVFrame *frame)
1065 {
1066  VAAPIEncodeContext *ctx = avctx->priv_data;
1067 
1068  if ((frame->crop_top || frame->crop_bottom ||
1069  frame->crop_left || frame->crop_right) && !ctx->crop_warned) {
1070  av_log(avctx, AV_LOG_WARNING, "Cropping information on input "
1071  "frames ignored due to lack of API support.\n");
1072  ctx->crop_warned = 1;
1073  }
1074 
1075  if (!ctx->roi_allowed) {
1076  AVFrameSideData *sd =
1078 
1079  if (sd && !ctx->roi_warned) {
1080  av_log(avctx, AV_LOG_WARNING, "ROI side data on input "
1081  "frames ignored due to lack of driver support.\n");
1082  ctx->roi_warned = 1;
1083  }
1084  }
1085 
1086  return 0;
1087 }
1088 
1090 {
1091  VAAPIEncodeContext *ctx = avctx->priv_data;
1092  VAAPIEncodePicture *pic;
1093  int err;
1094 
1095  if (frame) {
1096  av_log(avctx, AV_LOG_DEBUG, "Input frame: %ux%u (%"PRId64").\n",
1097  frame->width, frame->height, frame->pts);
1098 
1099  err = vaapi_encode_check_frame(avctx, frame);
1100  if (err < 0)
1101  return err;
1102 
1103  pic = vaapi_encode_alloc(avctx);
1104  if (!pic)
1105  return AVERROR(ENOMEM);
1106 
1107  pic->input_image = av_frame_alloc();
1108  if (!pic->input_image) {
1109  err = AVERROR(ENOMEM);
1110  goto fail;
1111  }
1112 
1113  if (ctx->input_order == 0 || frame->pict_type == AV_PICTURE_TYPE_I)
1114  pic->force_idr = 1;
1115 
1116  pic->input_surface = (VASurfaceID)(uintptr_t)frame->data[3];
1117  pic->pts = frame->pts;
1118 
1120 
1121  if (ctx->input_order == 0)
1122  ctx->first_pts = pic->pts;
1123  if (ctx->input_order == ctx->decode_delay)
1124  ctx->dts_pts_diff = pic->pts - ctx->first_pts;
1125  if (ctx->output_delay > 0)
1126  ctx->ts_ring[ctx->input_order % (3 * ctx->output_delay)] = pic->pts;
1127 
1128  pic->display_order = ctx->input_order;
1129  ++ctx->input_order;
1130 
1131  if (ctx->pic_start) {
1132  ctx->pic_end->next = pic;
1133  ctx->pic_end = pic;
1134  } else {
1135  ctx->pic_start = pic;
1136  ctx->pic_end = pic;
1137  }
1138 
1139  } else {
1140  ctx->end_of_stream = 1;
1141 
1142  // Fix timestamps if we hit end-of-stream before the initial decode
1143  // delay has elapsed.
1144  if (ctx->input_order < ctx->decode_delay)
1145  ctx->dts_pts_diff = ctx->pic_end->pts - ctx->first_pts;
1146  }
1147 
1148  return 0;
1149 
1150 fail:
1151  vaapi_encode_free(avctx, pic);
1152  return err;
1153 }
1154 
1156 {
1157  VAAPIEncodeContext *ctx = avctx->priv_data;
1158  VAAPIEncodePicture *pic;
1159  AVFrame *frame = ctx->frame;
1160  int err;
1161 
1162  err = ff_encode_get_frame(avctx, frame);
1163  if (err < 0 && err != AVERROR_EOF)
1164  return err;
1165 
1166  if (err == AVERROR_EOF)
1167  frame = NULL;
1168 
1169  err = vaapi_encode_send_frame(avctx, frame);
1170  if (err < 0)
1171  return err;
1172 
1173  if (!ctx->pic_start) {
1174  if (ctx->end_of_stream)
1175  return AVERROR_EOF;
1176  else
1177  return AVERROR(EAGAIN);
1178  }
1179 
1180  pic = NULL;
1181  err = vaapi_encode_pick_next(avctx, &pic);
1182  if (err < 0)
1183  return err;
1184  av_assert0(pic);
1185 
1186  pic->encode_order = ctx->encode_order++;
1187 
1188  err = vaapi_encode_issue(avctx, pic);
1189  if (err < 0) {
1190  av_log(avctx, AV_LOG_ERROR, "Encode failed: %d.\n", err);
1191  return err;
1192  }
1193 
1194  err = vaapi_encode_output(avctx, pic, pkt);
1195  if (err < 0) {
1196  av_log(avctx, AV_LOG_ERROR, "Output failed: %d.\n", err);
1197  return err;
1198  }
1199 
1200  if (ctx->output_delay == 0) {
1201  pkt->dts = pkt->pts;
1202  } else if (pic->encode_order < ctx->decode_delay) {
1203  if (ctx->ts_ring[pic->encode_order] < INT64_MIN + ctx->dts_pts_diff)
1204  pkt->dts = INT64_MIN;
1205  else
1206  pkt->dts = ctx->ts_ring[pic->encode_order] - ctx->dts_pts_diff;
1207  } else {
1208  pkt->dts = ctx->ts_ring[(pic->encode_order - ctx->decode_delay) %
1209  (3 * ctx->output_delay)];
1210  }
1211  av_log(avctx, AV_LOG_DEBUG, "Output packet: pts %"PRId64" dts %"PRId64".\n",
1212  pkt->pts, pkt->dts);
1213 
1214  ctx->output_order = pic->encode_order;
1215  vaapi_encode_clear_old(avctx);
1216 
1217  return 0;
1218 }
1219 
1220 
1222  void *buffer, size_t size)
1223 {
1224  VAAPIEncodeContext *ctx = avctx->priv_data;
1225 
1226  av_assert0(ctx->nb_global_params < MAX_GLOBAL_PARAMS);
1227 
1228  ctx->global_params_type[ctx->nb_global_params] = type;
1229  ctx->global_params [ctx->nb_global_params] = buffer;
1230  ctx->global_params_size[ctx->nb_global_params] = size;
1231 
1232  ++ctx->nb_global_params;
1233 }
1234 
1235 typedef struct VAAPIEncodeRTFormat {
1236  const char *name;
1237  unsigned int value;
1238  int depth;
1243 
1245  { "YUV400", VA_RT_FORMAT_YUV400, 8, 1, },
1246  { "YUV420", VA_RT_FORMAT_YUV420, 8, 3, 1, 1 },
1247  { "YUV422", VA_RT_FORMAT_YUV422, 8, 3, 1, 0 },
1248 #if VA_CHECK_VERSION(1, 2, 0)
1249  { "YUV422_10", VA_RT_FORMAT_YUV422_10, 10, 3, 1, 0 },
1250 #endif
1251  { "YUV444", VA_RT_FORMAT_YUV444, 8, 3, 0, 0 },
1252  { "YUV411", VA_RT_FORMAT_YUV411, 8, 3, 2, 0 },
1253 #if VA_CHECK_VERSION(0, 38, 1)
1254  { "YUV420_10", VA_RT_FORMAT_YUV420_10BPP, 10, 3, 1, 1 },
1255 #endif
1256 };
1257 
1258 static const VAEntrypoint vaapi_encode_entrypoints_normal[] = {
1259  VAEntrypointEncSlice,
1260  VAEntrypointEncPicture,
1261 #if VA_CHECK_VERSION(0, 39, 2)
1262  VAEntrypointEncSliceLP,
1263 #endif
1264  0
1265 };
1266 #if VA_CHECK_VERSION(0, 39, 2)
1267 static const VAEntrypoint vaapi_encode_entrypoints_low_power[] = {
1268  VAEntrypointEncSliceLP,
1269  0
1270 };
1271 #endif
1272 
1274 {
1275  VAAPIEncodeContext *ctx = avctx->priv_data;
1276  VAProfile *va_profiles = NULL;
1277  VAEntrypoint *va_entrypoints = NULL;
1278  VAStatus vas;
1279  const VAEntrypoint *usable_entrypoints;
1280  const VAAPIEncodeProfile *profile;
1281  const AVPixFmtDescriptor *desc;
1282  VAConfigAttrib rt_format_attr;
1283  const VAAPIEncodeRTFormat *rt_format;
1284  const char *profile_string, *entrypoint_string;
1285  int i, j, n, depth, err;
1286 
1287 
1288  if (ctx->low_power) {
1289 #if VA_CHECK_VERSION(0, 39, 2)
1290  usable_entrypoints = vaapi_encode_entrypoints_low_power;
1291 #else
1292  av_log(avctx, AV_LOG_ERROR, "Low-power encoding is not "
1293  "supported with this VAAPI version.\n");
1294  return AVERROR(EINVAL);
1295 #endif
1296  } else {
1297  usable_entrypoints = vaapi_encode_entrypoints_normal;
1298  }
1299 
1300  desc = av_pix_fmt_desc_get(ctx->input_frames->sw_format);
1301  if (!desc) {
1302  av_log(avctx, AV_LOG_ERROR, "Invalid input pixfmt (%d).\n",
1303  ctx->input_frames->sw_format);
1304  return AVERROR(EINVAL);
1305  }
1306  depth = desc->comp[0].depth;
1307  for (i = 1; i < desc->nb_components; i++) {
1308  if (desc->comp[i].depth != depth) {
1309  av_log(avctx, AV_LOG_ERROR, "Invalid input pixfmt (%s).\n",
1310  desc->name);
1311  return AVERROR(EINVAL);
1312  }
1313  }
1314  av_log(avctx, AV_LOG_VERBOSE, "Input surface format is %s.\n",
1315  desc->name);
1316 
1317  n = vaMaxNumProfiles(ctx->hwctx->display);
1318  va_profiles = av_malloc_array(n, sizeof(VAProfile));
1319  if (!va_profiles) {
1320  err = AVERROR(ENOMEM);
1321  goto fail;
1322  }
1323  vas = vaQueryConfigProfiles(ctx->hwctx->display, va_profiles, &n);
1324  if (vas != VA_STATUS_SUCCESS) {
1325  av_log(avctx, AV_LOG_ERROR, "Failed to query profiles: %d (%s).\n",
1326  vas, vaErrorStr(vas));
1327  err = AVERROR_EXTERNAL;
1328  goto fail;
1329  }
1330 
1331  av_assert0(ctx->codec->profiles);
1332  for (i = 0; (ctx->codec->profiles[i].av_profile !=
1333  FF_PROFILE_UNKNOWN); i++) {
1334  profile = &ctx->codec->profiles[i];
1335  if (depth != profile->depth ||
1336  desc->nb_components != profile->nb_components)
1337  continue;
1338  if (desc->nb_components > 1 &&
1339  (desc->log2_chroma_w != profile->log2_chroma_w ||
1340  desc->log2_chroma_h != profile->log2_chroma_h))
1341  continue;
1342  if (avctx->profile != profile->av_profile &&
1343  avctx->profile != FF_PROFILE_UNKNOWN)
1344  continue;
1345 
1346 #if VA_CHECK_VERSION(1, 0, 0)
1347  profile_string = vaProfileStr(profile->va_profile);
1348 #else
1349  profile_string = "(no profile names)";
1350 #endif
1351 
1352  for (j = 0; j < n; j++) {
1353  if (va_profiles[j] == profile->va_profile)
1354  break;
1355  }
1356  if (j >= n) {
1357  av_log(avctx, AV_LOG_VERBOSE, "Compatible profile %s (%d) "
1358  "is not supported by driver.\n", profile_string,
1359  profile->va_profile);
1360  continue;
1361  }
1362 
1363  ctx->profile = profile;
1364  break;
1365  }
1366  if (!ctx->profile) {
1367  av_log(avctx, AV_LOG_ERROR, "No usable encoding profile found.\n");
1368  err = AVERROR(ENOSYS);
1369  goto fail;
1370  }
1371 
1372  avctx->profile = profile->av_profile;
1373  ctx->va_profile = profile->va_profile;
1374  av_log(avctx, AV_LOG_VERBOSE, "Using VAAPI profile %s (%d).\n",
1375  profile_string, ctx->va_profile);
1376 
1377  n = vaMaxNumEntrypoints(ctx->hwctx->display);
1378  va_entrypoints = av_malloc_array(n, sizeof(VAEntrypoint));
1379  if (!va_entrypoints) {
1380  err = AVERROR(ENOMEM);
1381  goto fail;
1382  }
1383  vas = vaQueryConfigEntrypoints(ctx->hwctx->display, ctx->va_profile,
1384  va_entrypoints, &n);
1385  if (vas != VA_STATUS_SUCCESS) {
1386  av_log(avctx, AV_LOG_ERROR, "Failed to query entrypoints for "
1387  "profile %s (%d): %d (%s).\n", profile_string,
1388  ctx->va_profile, vas, vaErrorStr(vas));
1389  err = AVERROR_EXTERNAL;
1390  goto fail;
1391  }
1392 
1393  for (i = 0; i < n; i++) {
1394  for (j = 0; usable_entrypoints[j]; j++) {
1395  if (va_entrypoints[i] == usable_entrypoints[j])
1396  break;
1397  }
1398  if (usable_entrypoints[j])
1399  break;
1400  }
1401  if (i >= n) {
1402  av_log(avctx, AV_LOG_ERROR, "No usable encoding entrypoint found "
1403  "for profile %s (%d).\n", profile_string, ctx->va_profile);
1404  err = AVERROR(ENOSYS);
1405  goto fail;
1406  }
1407 
1408  ctx->va_entrypoint = va_entrypoints[i];
1409 #if VA_CHECK_VERSION(1, 0, 0)
1410  entrypoint_string = vaEntrypointStr(ctx->va_entrypoint);
1411 #else
1412  entrypoint_string = "(no entrypoint names)";
1413 #endif
1414  av_log(avctx, AV_LOG_VERBOSE, "Using VAAPI entrypoint %s (%d).\n",
1415  entrypoint_string, ctx->va_entrypoint);
1416 
1417  for (i = 0; i < FF_ARRAY_ELEMS(vaapi_encode_rt_formats); i++) {
1418  rt_format = &vaapi_encode_rt_formats[i];
1419  if (rt_format->depth == depth &&
1420  rt_format->nb_components == profile->nb_components &&
1421  rt_format->log2_chroma_w == profile->log2_chroma_w &&
1422  rt_format->log2_chroma_h == profile->log2_chroma_h)
1423  break;
1424  }
1426  av_log(avctx, AV_LOG_ERROR, "No usable render target format "
1427  "found for profile %s (%d) entrypoint %s (%d).\n",
1428  profile_string, ctx->va_profile,
1429  entrypoint_string, ctx->va_entrypoint);
1430  err = AVERROR(ENOSYS);
1431  goto fail;
1432  }
1433 
1434  rt_format_attr = (VAConfigAttrib) { VAConfigAttribRTFormat };
1435  vas = vaGetConfigAttributes(ctx->hwctx->display,
1436  ctx->va_profile, ctx->va_entrypoint,
1437  &rt_format_attr, 1);
1438  if (vas != VA_STATUS_SUCCESS) {
1439  av_log(avctx, AV_LOG_ERROR, "Failed to query RT format "
1440  "config attribute: %d (%s).\n", vas, vaErrorStr(vas));
1441  err = AVERROR_EXTERNAL;
1442  goto fail;
1443  }
1444 
1445  if (rt_format_attr.value == VA_ATTRIB_NOT_SUPPORTED) {
1446  av_log(avctx, AV_LOG_VERBOSE, "RT format config attribute not "
1447  "supported by driver: assuming surface RT format %s "
1448  "is valid.\n", rt_format->name);
1449  } else if (!(rt_format_attr.value & rt_format->value)) {
1450  av_log(avctx, AV_LOG_ERROR, "Surface RT format %s not supported "
1451  "by driver for encoding profile %s (%d) entrypoint %s (%d).\n",
1452  rt_format->name, profile_string, ctx->va_profile,
1453  entrypoint_string, ctx->va_entrypoint);
1454  err = AVERROR(ENOSYS);
1455  goto fail;
1456  } else {
1457  av_log(avctx, AV_LOG_VERBOSE, "Using VAAPI render target "
1458  "format %s (%#x).\n", rt_format->name, rt_format->value);
1459  ctx->config_attributes[ctx->nb_config_attributes++] =
1460  (VAConfigAttrib) {
1461  .type = VAConfigAttribRTFormat,
1462  .value = rt_format->value,
1463  };
1464  }
1465 
1466  err = 0;
1467 fail:
1468  av_freep(&va_profiles);
1469  av_freep(&va_entrypoints);
1470  return err;
1471 }
1472 
1474  // Bitrate Quality
1475  // | Maxrate | HRD/VBV
1476  { 0 }, // | | | |
1477  { RC_MODE_CQP, "CQP", 1, VA_RC_CQP, 0, 0, 1, 0 },
1478  { RC_MODE_CBR, "CBR", 1, VA_RC_CBR, 1, 0, 0, 1 },
1479  { RC_MODE_VBR, "VBR", 1, VA_RC_VBR, 1, 1, 0, 1 },
1480 #if VA_CHECK_VERSION(1, 1, 0)
1481  { RC_MODE_ICQ, "ICQ", 1, VA_RC_ICQ, 0, 0, 1, 0 },
1482 #else
1483  { RC_MODE_ICQ, "ICQ", 0 },
1484 #endif
1485 #if VA_CHECK_VERSION(1, 3, 0)
1486  { RC_MODE_QVBR, "QVBR", 1, VA_RC_QVBR, 1, 1, 1, 1 },
1487  { RC_MODE_AVBR, "AVBR", 0, VA_RC_AVBR, 1, 0, 0, 0 },
1488 #else
1489  { RC_MODE_QVBR, "QVBR", 0 },
1490  { RC_MODE_AVBR, "AVBR", 0 },
1491 #endif
1492 };
1493 
1495 {
1496  VAAPIEncodeContext *ctx = avctx->priv_data;
1497  uint32_t supported_va_rc_modes;
1498  const VAAPIEncodeRCMode *rc_mode;
1499  int64_t rc_bits_per_second;
1500  int rc_target_percentage;
1501  int rc_window_size;
1502  int rc_quality;
1503  int64_t hrd_buffer_size;
1504  int64_t hrd_initial_buffer_fullness;
1505  int fr_num, fr_den;
1506  VAConfigAttrib rc_attr = { VAConfigAttribRateControl };
1507  VAStatus vas;
1508  char supported_rc_modes_string[64];
1509 
1510  vas = vaGetConfigAttributes(ctx->hwctx->display,
1511  ctx->va_profile, ctx->va_entrypoint,
1512  &rc_attr, 1);
1513  if (vas != VA_STATUS_SUCCESS) {
1514  av_log(avctx, AV_LOG_ERROR, "Failed to query rate control "
1515  "config attribute: %d (%s).\n", vas, vaErrorStr(vas));
1516  return AVERROR_EXTERNAL;
1517  }
1518  if (rc_attr.value == VA_ATTRIB_NOT_SUPPORTED) {
1519  av_log(avctx, AV_LOG_VERBOSE, "Driver does not report any "
1520  "supported rate control modes: assuming CQP only.\n");
1521  supported_va_rc_modes = VA_RC_CQP;
1522  strcpy(supported_rc_modes_string, "unknown");
1523  } else {
1524  char *str = supported_rc_modes_string;
1525  size_t len = sizeof(supported_rc_modes_string);
1526  int i, first = 1, res;
1527 
1528  supported_va_rc_modes = rc_attr.value;
1529  for (i = 0; i < FF_ARRAY_ELEMS(vaapi_encode_rc_modes); i++) {
1531  if (supported_va_rc_modes & rc_mode->va_mode) {
1532  res = snprintf(str, len, "%s%s",
1533  first ? "" : ", ", rc_mode->name);
1534  first = 0;
1535  if (res < 0) {
1536  *str = 0;
1537  break;
1538  }
1539  len -= res;
1540  str += res;
1541  if (len == 0)
1542  break;
1543  }
1544  }
1545 
1546  av_log(avctx, AV_LOG_DEBUG, "Driver supports RC modes %s.\n",
1547  supported_rc_modes_string);
1548  }
1549 
1550  // Rate control mode selection:
1551  // * If the user has set a mode explicitly with the rc_mode option,
1552  // use it and fail if it is not available.
1553  // * If an explicit QP option has been set, use CQP.
1554  // * If the codec is CQ-only, use CQP.
1555  // * If the QSCALE avcodec option is set, use CQP.
1556  // * If bitrate and quality are both set, try QVBR.
1557  // * If quality is set, try ICQ, then CQP.
1558  // * If bitrate and maxrate are set and have the same value, try CBR.
1559  // * If a bitrate is set, try AVBR, then VBR, then CBR.
1560  // * If no bitrate is set, try ICQ, then CQP.
1561 
1562 #define TRY_RC_MODE(mode, fail) do { \
1563  rc_mode = &vaapi_encode_rc_modes[mode]; \
1564  if (!(rc_mode->va_mode & supported_va_rc_modes)) { \
1565  if (fail) { \
1566  av_log(avctx, AV_LOG_ERROR, "Driver does not support %s " \
1567  "RC mode (supported modes: %s).\n", rc_mode->name, \
1568  supported_rc_modes_string); \
1569  return AVERROR(EINVAL); \
1570  } \
1571  av_log(avctx, AV_LOG_DEBUG, "Driver does not support %s " \
1572  "RC mode.\n", rc_mode->name); \
1573  rc_mode = NULL; \
1574  } else { \
1575  goto rc_mode_found; \
1576  } \
1577  } while (0)
1578 
1579  if (ctx->explicit_rc_mode)
1580  TRY_RC_MODE(ctx->explicit_rc_mode, 1);
1581 
1582  if (ctx->explicit_qp)
1584 
1585  if (ctx->codec->flags & FLAG_CONSTANT_QUALITY_ONLY)
1587 
1588  if (avctx->flags & AV_CODEC_FLAG_QSCALE)
1590 
1591  if (avctx->bit_rate > 0 && avctx->global_quality > 0)
1593 
1594  if (avctx->global_quality > 0) {
1597  }
1598 
1599  if (avctx->bit_rate > 0 && avctx->rc_max_rate == avctx->bit_rate)
1601 
1602  if (avctx->bit_rate > 0) {
1606  } else {
1609  }
1610 
1611  av_log(avctx, AV_LOG_ERROR, "Driver does not support any "
1612  "RC mode compatible with selected options "
1613  "(supported modes: %s).\n", supported_rc_modes_string);
1614  return AVERROR(EINVAL);
1615 
1616 rc_mode_found:
1617  if (rc_mode->bitrate) {
1618  if (avctx->bit_rate <= 0) {
1619  av_log(avctx, AV_LOG_ERROR, "Bitrate must be set for %s "
1620  "RC mode.\n", rc_mode->name);
1621  return AVERROR(EINVAL);
1622  }
1623 
1624  if (rc_mode->mode == RC_MODE_AVBR) {
1625  // For maximum confusion AVBR is hacked into the existing API
1626  // by overloading some of the fields with completely different
1627  // meanings.
1628 
1629  // Target percentage does not apply in AVBR mode.
1630  rc_bits_per_second = avctx->bit_rate;
1631 
1632  // Accuracy tolerance range for meeting the specified target
1633  // bitrate. It's very unclear how this is actually intended
1634  // to work - since we do want to get the specified bitrate,
1635  // set the accuracy to 100% for now.
1636  rc_target_percentage = 100;
1637 
1638  // Convergence period in frames. The GOP size reflects the
1639  // user's intended block size for cutting, so reusing that
1640  // as the convergence period seems a reasonable default.
1641  rc_window_size = avctx->gop_size > 0 ? avctx->gop_size : 60;
1642 
1643  } else if (rc_mode->maxrate) {
1644  if (avctx->rc_max_rate > 0) {
1645  if (avctx->rc_max_rate < avctx->bit_rate) {
1646  av_log(avctx, AV_LOG_ERROR, "Invalid bitrate settings: "
1647  "bitrate (%"PRId64") must not be greater than "
1648  "maxrate (%"PRId64").\n", avctx->bit_rate,
1649  avctx->rc_max_rate);
1650  return AVERROR(EINVAL);
1651  }
1652  rc_bits_per_second = avctx->rc_max_rate;
1653  rc_target_percentage = (avctx->bit_rate * 100) /
1654  avctx->rc_max_rate;
1655  } else {
1656  // We only have a target bitrate, but this mode requires
1657  // that a maximum rate be supplied as well. Since the
1658  // user does not want this to be a constraint, arbitrarily
1659  // pick a maximum rate of double the target rate.
1660  rc_bits_per_second = 2 * avctx->bit_rate;
1661  rc_target_percentage = 50;
1662  }
1663  } else {
1664  if (avctx->rc_max_rate > avctx->bit_rate) {
1665  av_log(avctx, AV_LOG_WARNING, "Max bitrate is ignored "
1666  "in %s RC mode.\n", rc_mode->name);
1667  }
1668  rc_bits_per_second = avctx->bit_rate;
1669  rc_target_percentage = 100;
1670  }
1671  } else {
1672  rc_bits_per_second = 0;
1673  rc_target_percentage = 100;
1674  }
1675 
1676  if (rc_mode->quality) {
1677  if (ctx->explicit_qp) {
1678  rc_quality = ctx->explicit_qp;
1679  } else if (avctx->global_quality > 0) {
1680  rc_quality = avctx->global_quality;
1681  } else {
1682  rc_quality = ctx->codec->default_quality;
1683  av_log(avctx, AV_LOG_WARNING, "No quality level set; "
1684  "using default (%d).\n", rc_quality);
1685  }
1686  } else {
1687  rc_quality = 0;
1688  }
1689 
1690  if (rc_mode->hrd) {
1691  if (avctx->rc_buffer_size)
1692  hrd_buffer_size = avctx->rc_buffer_size;
1693  else if (avctx->rc_max_rate > 0)
1694  hrd_buffer_size = avctx->rc_max_rate;
1695  else
1696  hrd_buffer_size = avctx->bit_rate;
1697  if (avctx->rc_initial_buffer_occupancy) {
1698  if (avctx->rc_initial_buffer_occupancy > hrd_buffer_size) {
1699  av_log(avctx, AV_LOG_ERROR, "Invalid RC buffer settings: "
1700  "must have initial buffer size (%d) <= "
1701  "buffer size (%"PRId64").\n",
1702  avctx->rc_initial_buffer_occupancy, hrd_buffer_size);
1703  return AVERROR(EINVAL);
1704  }
1705  hrd_initial_buffer_fullness = avctx->rc_initial_buffer_occupancy;
1706  } else {
1707  hrd_initial_buffer_fullness = hrd_buffer_size * 3 / 4;
1708  }
1709 
1710  rc_window_size = (hrd_buffer_size * 1000) / rc_bits_per_second;
1711  } else {
1712  if (avctx->rc_buffer_size || avctx->rc_initial_buffer_occupancy) {
1713  av_log(avctx, AV_LOG_WARNING, "Buffering settings are ignored "
1714  "in %s RC mode.\n", rc_mode->name);
1715  }
1716 
1717  hrd_buffer_size = 0;
1718  hrd_initial_buffer_fullness = 0;
1719 
1720  if (rc_mode->mode != RC_MODE_AVBR) {
1721  // Already set (with completely different meaning) for AVBR.
1722  rc_window_size = 1000;
1723  }
1724  }
1725 
1726  if (rc_bits_per_second > UINT32_MAX ||
1727  hrd_buffer_size > UINT32_MAX ||
1728  hrd_initial_buffer_fullness > UINT32_MAX) {
1729  av_log(avctx, AV_LOG_ERROR, "RC parameters of 2^32 or "
1730  "greater are not supported by VAAPI.\n");
1731  return AVERROR(EINVAL);
1732  }
1733 
1734  ctx->rc_mode = rc_mode;
1735  ctx->rc_quality = rc_quality;
1736  ctx->va_rc_mode = rc_mode->va_mode;
1737  ctx->va_bit_rate = rc_bits_per_second;
1738 
1739  av_log(avctx, AV_LOG_VERBOSE, "RC mode: %s.\n", rc_mode->name);
1740  if (rc_attr.value == VA_ATTRIB_NOT_SUPPORTED) {
1741  // This driver does not want the RC mode attribute to be set.
1742  } else {
1743  ctx->config_attributes[ctx->nb_config_attributes++] =
1744  (VAConfigAttrib) {
1745  .type = VAConfigAttribRateControl,
1746  .value = ctx->va_rc_mode,
1747  };
1748  }
1749 
1750  if (rc_mode->quality)
1751  av_log(avctx, AV_LOG_VERBOSE, "RC quality: %d.\n", rc_quality);
1752 
1753  if (rc_mode->va_mode != VA_RC_CQP) {
1754  if (rc_mode->mode == RC_MODE_AVBR) {
1755  av_log(avctx, AV_LOG_VERBOSE, "RC target: %"PRId64" bps "
1756  "converging in %d frames with %d%% accuracy.\n",
1757  rc_bits_per_second, rc_window_size,
1758  rc_target_percentage);
1759  } else if (rc_mode->bitrate) {
1760  av_log(avctx, AV_LOG_VERBOSE, "RC target: %d%% of "
1761  "%"PRId64" bps over %d ms.\n", rc_target_percentage,
1762  rc_bits_per_second, rc_window_size);
1763  }
1764 
1765  ctx->rc_params = (VAEncMiscParameterRateControl) {
1766  .bits_per_second = rc_bits_per_second,
1767  .target_percentage = rc_target_percentage,
1768  .window_size = rc_window_size,
1769  .initial_qp = 0,
1770  .min_qp = (avctx->qmin > 0 ? avctx->qmin : 0),
1771  .basic_unit_size = 0,
1772 #if VA_CHECK_VERSION(1, 1, 0)
1773  .ICQ_quality_factor = av_clip(rc_quality, 1, 51),
1774  .max_qp = (avctx->qmax > 0 ? avctx->qmax : 0),
1775 #endif
1776 #if VA_CHECK_VERSION(1, 3, 0)
1777  .quality_factor = rc_quality,
1778 #endif
1779  };
1781  VAEncMiscParameterTypeRateControl,
1782  &ctx->rc_params,
1783  sizeof(ctx->rc_params));
1784  }
1785 
1786  if (rc_mode->hrd) {
1787  av_log(avctx, AV_LOG_VERBOSE, "RC buffer: %"PRId64" bits, "
1788  "initial fullness %"PRId64" bits.\n",
1789  hrd_buffer_size, hrd_initial_buffer_fullness);
1790 
1791  ctx->hrd_params = (VAEncMiscParameterHRD) {
1792  .initial_buffer_fullness = hrd_initial_buffer_fullness,
1793  .buffer_size = hrd_buffer_size,
1794  };
1796  VAEncMiscParameterTypeHRD,
1797  &ctx->hrd_params,
1798  sizeof(ctx->hrd_params));
1799  }
1800 
1801  if (avctx->framerate.num > 0 && avctx->framerate.den > 0)
1802  av_reduce(&fr_num, &fr_den,
1803  avctx->framerate.num, avctx->framerate.den, 65535);
1804  else
1805  av_reduce(&fr_num, &fr_den,
1806  avctx->time_base.den, avctx->time_base.num, 65535);
1807 
1808  av_log(avctx, AV_LOG_VERBOSE, "RC framerate: %d/%d (%.2f fps).\n",
1809  fr_num, fr_den, (double)fr_num / fr_den);
1810 
1811  ctx->fr_params = (VAEncMiscParameterFrameRate) {
1812  .framerate = (unsigned int)fr_den << 16 | fr_num,
1813  };
1814 #if VA_CHECK_VERSION(0, 40, 0)
1816  VAEncMiscParameterTypeFrameRate,
1817  &ctx->fr_params,
1818  sizeof(ctx->fr_params));
1819 #endif
1820 
1821  return 0;
1822 }
1823 
1825 {
1826  VAAPIEncodeContext *ctx = avctx->priv_data;
1827  VAStatus vas;
1828  VAConfigAttrib attr = { VAConfigAttribEncMaxRefFrames };
1829  uint32_t ref_l0, ref_l1;
1830 
1831  vas = vaGetConfigAttributes(ctx->hwctx->display,
1832  ctx->va_profile,
1833  ctx->va_entrypoint,
1834  &attr, 1);
1835  if (vas != VA_STATUS_SUCCESS) {
1836  av_log(avctx, AV_LOG_ERROR, "Failed to query reference frames "
1837  "attribute: %d (%s).\n", vas, vaErrorStr(vas));
1838  return AVERROR_EXTERNAL;
1839  }
1840 
1841  if (attr.value == VA_ATTRIB_NOT_SUPPORTED) {
1842  ref_l0 = ref_l1 = 0;
1843  } else {
1844  ref_l0 = attr.value & 0xffff;
1845  ref_l1 = attr.value >> 16 & 0xffff;
1846  }
1847 
1848  if (ctx->codec->flags & FLAG_INTRA_ONLY ||
1849  avctx->gop_size <= 1) {
1850  av_log(avctx, AV_LOG_VERBOSE, "Using intra frames only.\n");
1851  ctx->gop_size = 1;
1852  } else if (ref_l0 < 1) {
1853  av_log(avctx, AV_LOG_ERROR, "Driver does not support any "
1854  "reference frames.\n");
1855  return AVERROR(EINVAL);
1856  } else if (!(ctx->codec->flags & FLAG_B_PICTURES) ||
1857  ref_l1 < 1 || avctx->max_b_frames < 1) {
1858  av_log(avctx, AV_LOG_VERBOSE, "Using intra and P-frames "
1859  "(supported references: %d / %d).\n", ref_l0, ref_l1);
1860  ctx->gop_size = avctx->gop_size;
1861  ctx->p_per_i = INT_MAX;
1862  ctx->b_per_p = 0;
1863  } else {
1864  av_log(avctx, AV_LOG_VERBOSE, "Using intra, P- and B-frames "
1865  "(supported references: %d / %d).\n", ref_l0, ref_l1);
1866  ctx->gop_size = avctx->gop_size;
1867  ctx->p_per_i = INT_MAX;
1868  ctx->b_per_p = avctx->max_b_frames;
1869  if (ctx->codec->flags & FLAG_B_PICTURE_REFERENCES) {
1870  ctx->max_b_depth = FFMIN(ctx->desired_b_depth,
1871  av_log2(ctx->b_per_p) + 1);
1872  } else {
1873  ctx->max_b_depth = 1;
1874  }
1875  }
1876 
1877  if (ctx->codec->flags & FLAG_NON_IDR_KEY_PICTURES) {
1878  ctx->closed_gop = !!(avctx->flags & AV_CODEC_FLAG_CLOSED_GOP);
1879  ctx->gop_per_idr = ctx->idr_interval + 1;
1880  } else {
1881  ctx->closed_gop = 1;
1882  ctx->gop_per_idr = 1;
1883  }
1884 
1885  return 0;
1886 }
1887 
1889  uint32_t slice_structure)
1890 {
1891  VAAPIEncodeContext *ctx = avctx->priv_data;
1892  int req_slices;
1893 
1894  // For fixed-size slices currently we only support whole rows, making
1895  // rectangular slices. This could be extended to arbitrary runs of
1896  // blocks, but since slices tend to be a conformance requirement and
1897  // most cases (such as broadcast or bluray) want rectangular slices
1898  // only it would need to be gated behind another option.
1899  if (avctx->slices > ctx->slice_block_rows) {
1900  av_log(avctx, AV_LOG_WARNING, "Not enough rows to use "
1901  "configured number of slices (%d < %d); using "
1902  "maximum.\n", ctx->slice_block_rows, avctx->slices);
1903  req_slices = ctx->slice_block_rows;
1904  } else {
1905  req_slices = avctx->slices;
1906  }
1907  if (slice_structure & VA_ENC_SLICE_STRUCTURE_ARBITRARY_ROWS ||
1908  slice_structure & VA_ENC_SLICE_STRUCTURE_ARBITRARY_MACROBLOCKS) {
1909  ctx->nb_slices = req_slices;
1910  ctx->slice_size = ctx->slice_block_rows / ctx->nb_slices;
1911  } else if (slice_structure & VA_ENC_SLICE_STRUCTURE_POWER_OF_TWO_ROWS) {
1912  int k;
1913  for (k = 1;; k *= 2) {
1914  if (2 * k * (req_slices - 1) + 1 >= ctx->slice_block_rows)
1915  break;
1916  }
1917  ctx->nb_slices = (ctx->slice_block_rows + k - 1) / k;
1918  ctx->slice_size = k;
1919 #if VA_CHECK_VERSION(1, 0, 0)
1920  } else if (slice_structure & VA_ENC_SLICE_STRUCTURE_EQUAL_ROWS) {
1921  ctx->nb_slices = ctx->slice_block_rows;
1922  ctx->slice_size = 1;
1923 #endif
1924  } else {
1925  av_log(avctx, AV_LOG_ERROR, "Driver does not support any usable "
1926  "slice structure modes (%#x).\n", slice_structure);
1927  return AVERROR(EINVAL);
1928  }
1929 
1930  return 0;
1931 }
1932 
1934  uint32_t slice_structure)
1935 {
1936  VAAPIEncodeContext *ctx = avctx->priv_data;
1937  int i, req_tiles;
1938 
1939  if (!(slice_structure & VA_ENC_SLICE_STRUCTURE_ARBITRARY_MACROBLOCKS ||
1940  (slice_structure & VA_ENC_SLICE_STRUCTURE_ARBITRARY_ROWS &&
1941  ctx->tile_cols == 1))) {
1942  av_log(avctx, AV_LOG_ERROR, "Supported slice structure (%#x) doesn't work for "
1943  "current tile requirement.\n", slice_structure);
1944  return AVERROR(EINVAL);
1945  }
1946 
1947  if (ctx->tile_rows > ctx->slice_block_rows ||
1948  ctx->tile_cols > ctx->slice_block_cols) {
1949  av_log(avctx, AV_LOG_WARNING, "Not enough block rows/cols (%d x %d) "
1950  "for configured number of tile (%d x %d); ",
1951  ctx->slice_block_rows, ctx->slice_block_cols,
1952  ctx->tile_rows, ctx->tile_cols);
1953  ctx->tile_rows = ctx->tile_rows > ctx->slice_block_rows ?
1954  ctx->slice_block_rows : ctx->tile_rows;
1955  ctx->tile_cols = ctx->tile_cols > ctx->slice_block_cols ?
1956  ctx->slice_block_cols : ctx->tile_cols;
1957  av_log(avctx, AV_LOG_WARNING, "using allowed maximum (%d x %d).\n",
1958  ctx->tile_rows, ctx->tile_cols);
1959  }
1960 
1961  req_tiles = ctx->tile_rows * ctx->tile_cols;
1962 
1963  // Tile slice is not allowed to cross the boundary of a tile due to
1964  // the constraints of media-driver. Currently we support one slice
1965  // per tile. This could be extended to multiple slices per tile.
1966  if (avctx->slices != req_tiles)
1967  av_log(avctx, AV_LOG_WARNING, "The number of requested slices "
1968  "mismatches with configured number of tile (%d != %d); "
1969  "using requested tile number for slice.\n",
1970  avctx->slices, req_tiles);
1971 
1972  ctx->nb_slices = req_tiles;
1973 
1974  // Default in uniform spacing
1975  // 6-3, 6-5
1976  for (i = 0; i < ctx->tile_cols; i++) {
1977  ctx->col_width[i] = ( i + 1 ) * ctx->slice_block_cols / ctx->tile_cols -
1978  i * ctx->slice_block_cols / ctx->tile_cols;
1979  ctx->col_bd[i + 1] = ctx->col_bd[i] + ctx->col_width[i];
1980  }
1981  // 6-4, 6-6
1982  for (i = 0; i < ctx->tile_rows; i++) {
1983  ctx->row_height[i] = ( i + 1 ) * ctx->slice_block_rows / ctx->tile_rows -
1984  i * ctx->slice_block_rows / ctx->tile_rows;
1985  ctx->row_bd[i + 1] = ctx->row_bd[i] + ctx->row_height[i];
1986  }
1987 
1988  av_log(avctx, AV_LOG_VERBOSE, "Encoding pictures with %d x %d tile.\n",
1989  ctx->tile_rows, ctx->tile_cols);
1990 
1991  return 0;
1992 }
1993 
1995 {
1996  VAAPIEncodeContext *ctx = avctx->priv_data;
1997  VAConfigAttrib attr[3] = { { VAConfigAttribEncMaxSlices },
1998  { VAConfigAttribEncSliceStructure },
1999 #if VA_CHECK_VERSION(1, 1, 0)
2000  { VAConfigAttribEncTileSupport },
2001 #endif
2002  };
2003  VAStatus vas;
2004  uint32_t max_slices, slice_structure;
2005  int ret;
2006 
2007  if (!(ctx->codec->flags & FLAG_SLICE_CONTROL)) {
2008  if (avctx->slices > 0) {
2009  av_log(avctx, AV_LOG_WARNING, "Multiple slices were requested "
2010  "but this codec does not support controlling slices.\n");
2011  }
2012  return 0;
2013  }
2014 
2015  ctx->slice_block_rows = (avctx->height + ctx->slice_block_height - 1) /
2016  ctx->slice_block_height;
2017  ctx->slice_block_cols = (avctx->width + ctx->slice_block_width - 1) /
2018  ctx->slice_block_width;
2019 
2020  if (avctx->slices <= 1 && !ctx->tile_rows && !ctx->tile_cols) {
2021  ctx->nb_slices = 1;
2022  ctx->slice_size = ctx->slice_block_rows;
2023  return 0;
2024  }
2025 
2026  vas = vaGetConfigAttributes(ctx->hwctx->display,
2027  ctx->va_profile,
2028  ctx->va_entrypoint,
2029  attr, FF_ARRAY_ELEMS(attr));
2030  if (vas != VA_STATUS_SUCCESS) {
2031  av_log(avctx, AV_LOG_ERROR, "Failed to query slice "
2032  "attributes: %d (%s).\n", vas, vaErrorStr(vas));
2033  return AVERROR_EXTERNAL;
2034  }
2035  max_slices = attr[0].value;
2036  slice_structure = attr[1].value;
2037  if (max_slices == VA_ATTRIB_NOT_SUPPORTED ||
2038  slice_structure == VA_ATTRIB_NOT_SUPPORTED) {
2039  av_log(avctx, AV_LOG_ERROR, "Driver does not support encoding "
2040  "pictures as multiple slices.\n.");
2041  return AVERROR(EINVAL);
2042  }
2043 
2044  if (ctx->tile_rows && ctx->tile_cols) {
2045 #if VA_CHECK_VERSION(1, 1, 0)
2046  uint32_t tile_support = attr[2].value;
2047  if (tile_support == VA_ATTRIB_NOT_SUPPORTED) {
2048  av_log(avctx, AV_LOG_ERROR, "Driver does not support encoding "
2049  "pictures as multiple tiles.\n.");
2050  return AVERROR(EINVAL);
2051  }
2052 #else
2053  av_log(avctx, AV_LOG_ERROR, "Tile encoding option is "
2054  "not supported with this VAAPI version.\n");
2055  return AVERROR(EINVAL);
2056 #endif
2057  }
2058 
2059  if (ctx->tile_rows && ctx->tile_cols)
2060  ret = vaapi_encode_init_tile_slice_structure(avctx, slice_structure);
2061  else
2062  ret = vaapi_encode_init_row_slice_structure(avctx, slice_structure);
2063  if (ret < 0)
2064  return ret;
2065 
2066  if (ctx->nb_slices > avctx->slices) {
2067  av_log(avctx, AV_LOG_WARNING, "Slice count rounded up to "
2068  "%d (from %d) due to driver constraints on slice "
2069  "structure.\n", ctx->nb_slices, avctx->slices);
2070  }
2071  if (ctx->nb_slices > max_slices) {
2072  av_log(avctx, AV_LOG_ERROR, "Driver does not support "
2073  "encoding with %d slices (max %"PRIu32").\n",
2074  ctx->nb_slices, max_slices);
2075  return AVERROR(EINVAL);
2076  }
2077 
2078  av_log(avctx, AV_LOG_VERBOSE, "Encoding pictures with %d slices.\n",
2079  ctx->nb_slices);
2080  return 0;
2081 }
2082 
2084 {
2085  VAAPIEncodeContext *ctx = avctx->priv_data;
2086  VAStatus vas;
2087  VAConfigAttrib attr = { VAConfigAttribEncPackedHeaders };
2088 
2089  vas = vaGetConfigAttributes(ctx->hwctx->display,
2090  ctx->va_profile,
2091  ctx->va_entrypoint,
2092  &attr, 1);
2093  if (vas != VA_STATUS_SUCCESS) {
2094  av_log(avctx, AV_LOG_ERROR, "Failed to query packed headers "
2095  "attribute: %d (%s).\n", vas, vaErrorStr(vas));
2096  return AVERROR_EXTERNAL;
2097  }
2098 
2099  if (attr.value == VA_ATTRIB_NOT_SUPPORTED) {
2100  if (ctx->desired_packed_headers) {
2101  av_log(avctx, AV_LOG_WARNING, "Driver does not support any "
2102  "packed headers (wanted %#x).\n",
2103  ctx->desired_packed_headers);
2104  } else {
2105  av_log(avctx, AV_LOG_VERBOSE, "Driver does not support any "
2106  "packed headers (none wanted).\n");
2107  }
2108  ctx->va_packed_headers = 0;
2109  } else {
2110  if (ctx->desired_packed_headers & ~attr.value) {
2111  av_log(avctx, AV_LOG_WARNING, "Driver does not support some "
2112  "wanted packed headers (wanted %#x, found %#x).\n",
2113  ctx->desired_packed_headers, attr.value);
2114  } else {
2115  av_log(avctx, AV_LOG_VERBOSE, "All wanted packed headers "
2116  "available (wanted %#x, found %#x).\n",
2117  ctx->desired_packed_headers, attr.value);
2118  }
2119  ctx->va_packed_headers = ctx->desired_packed_headers & attr.value;
2120  }
2121 
2122  if (ctx->va_packed_headers) {
2123  ctx->config_attributes[ctx->nb_config_attributes++] =
2124  (VAConfigAttrib) {
2125  .type = VAConfigAttribEncPackedHeaders,
2126  .value = ctx->va_packed_headers,
2127  };
2128  }
2129 
2130  if ( (ctx->desired_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE) &&
2131  !(ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE) &&
2132  (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER)) {
2133  av_log(avctx, AV_LOG_WARNING, "Driver does not support packed "
2134  "sequence headers, but a global header is requested.\n");
2135  av_log(avctx, AV_LOG_WARNING, "No global header will be written: "
2136  "this may result in a stream which is not usable for some "
2137  "purposes (e.g. not muxable to some containers).\n");
2138  }
2139 
2140  return 0;
2141 }
2142 
2144 {
2145 #if VA_CHECK_VERSION(0, 36, 0)
2146  VAAPIEncodeContext *ctx = avctx->priv_data;
2147  VAStatus vas;
2148  VAConfigAttrib attr = { VAConfigAttribEncQualityRange };
2149  int quality = avctx->compression_level;
2150 
2151  vas = vaGetConfigAttributes(ctx->hwctx->display,
2152  ctx->va_profile,
2153  ctx->va_entrypoint,
2154  &attr, 1);
2155  if (vas != VA_STATUS_SUCCESS) {
2156  av_log(avctx, AV_LOG_ERROR, "Failed to query quality "
2157  "config attribute: %d (%s).\n", vas, vaErrorStr(vas));
2158  return AVERROR_EXTERNAL;
2159  }
2160 
2161  if (attr.value == VA_ATTRIB_NOT_SUPPORTED) {
2162  if (quality != 0) {
2163  av_log(avctx, AV_LOG_WARNING, "Quality attribute is not "
2164  "supported: will use default quality level.\n");
2165  }
2166  } else {
2167  if (quality > attr.value) {
2168  av_log(avctx, AV_LOG_WARNING, "Invalid quality level: "
2169  "valid range is 0-%d, using %d.\n",
2170  attr.value, attr.value);
2171  quality = attr.value;
2172  }
2173 
2174  ctx->quality_params = (VAEncMiscParameterBufferQualityLevel) {
2175  .quality_level = quality,
2176  };
2178  VAEncMiscParameterTypeQualityLevel,
2179  &ctx->quality_params,
2180  sizeof(ctx->quality_params));
2181  }
2182 #else
2183  av_log(avctx, AV_LOG_WARNING, "The encode quality option is "
2184  "not supported with this VAAPI version.\n");
2185 #endif
2186 
2187  return 0;
2188 }
2189 
2191 {
2192 #if VA_CHECK_VERSION(1, 0, 0)
2193  VAAPIEncodeContext *ctx = avctx->priv_data;
2194  VAStatus vas;
2195  VAConfigAttrib attr = { VAConfigAttribEncROI };
2196 
2197  vas = vaGetConfigAttributes(ctx->hwctx->display,
2198  ctx->va_profile,
2199  ctx->va_entrypoint,
2200  &attr, 1);
2201  if (vas != VA_STATUS_SUCCESS) {
2202  av_log(avctx, AV_LOG_ERROR, "Failed to query ROI "
2203  "config attribute: %d (%s).\n", vas, vaErrorStr(vas));
2204  return AVERROR_EXTERNAL;
2205  }
2206 
2207  if (attr.value == VA_ATTRIB_NOT_SUPPORTED) {
2208  ctx->roi_allowed = 0;
2209  } else {
2210  VAConfigAttribValEncROI roi = {
2211  .value = attr.value,
2212  };
2213 
2214  ctx->roi_max_regions = roi.bits.num_roi_regions;
2215  ctx->roi_allowed = ctx->roi_max_regions > 0 &&
2216  (ctx->va_rc_mode == VA_RC_CQP ||
2217  roi.bits.roi_rc_qp_delta_support);
2218  }
2219 #endif
2220  return 0;
2221 }
2222 
2223 static void vaapi_encode_free_output_buffer(void *opaque,
2224  uint8_t *data)
2225 {
2226  AVCodecContext *avctx = opaque;
2227  VAAPIEncodeContext *ctx = avctx->priv_data;
2228  VABufferID buffer_id;
2229 
2230  buffer_id = (VABufferID)(uintptr_t)data;
2231 
2232  vaDestroyBuffer(ctx->hwctx->display, buffer_id);
2233 
2234  av_log(avctx, AV_LOG_DEBUG, "Freed output buffer %#x\n", buffer_id);
2235 }
2236 
2239 {
2240  AVCodecContext *avctx = opaque;
2241  VAAPIEncodeContext *ctx = avctx->priv_data;
2242  VABufferID buffer_id;
2243  VAStatus vas;
2244  AVBufferRef *ref;
2245 
2246  // The output buffer size is fixed, so it needs to be large enough
2247  // to hold the largest possible compressed frame. We assume here
2248  // that the uncompressed frame plus some header data is an upper
2249  // bound on that.
2250  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
2251  VAEncCodedBufferType,
2252  3 * ctx->surface_width * ctx->surface_height +
2253  (1 << 16), 1, 0, &buffer_id);
2254  if (vas != VA_STATUS_SUCCESS) {
2255  av_log(avctx, AV_LOG_ERROR, "Failed to create bitstream "
2256  "output buffer: %d (%s).\n", vas, vaErrorStr(vas));
2257  return NULL;
2258  }
2259 
2260  av_log(avctx, AV_LOG_DEBUG, "Allocated output buffer %#x\n", buffer_id);
2261 
2262  ref = av_buffer_create((uint8_t*)(uintptr_t)buffer_id,
2263  sizeof(buffer_id),
2265  avctx, AV_BUFFER_FLAG_READONLY);
2266  if (!ref) {
2267  vaDestroyBuffer(ctx->hwctx->display, buffer_id);
2268  return NULL;
2269  }
2270 
2271  return ref;
2272 }
2273 
2275 {
2276  VAAPIEncodeContext *ctx = avctx->priv_data;
2277  AVVAAPIHWConfig *hwconfig = NULL;
2278  AVHWFramesConstraints *constraints = NULL;
2279  enum AVPixelFormat recon_format;
2280  int err, i;
2281 
2282  hwconfig = av_hwdevice_hwconfig_alloc(ctx->device_ref);
2283  if (!hwconfig) {
2284  err = AVERROR(ENOMEM);
2285  goto fail;
2286  }
2287  hwconfig->config_id = ctx->va_config;
2288 
2289  constraints = av_hwdevice_get_hwframe_constraints(ctx->device_ref,
2290  hwconfig);
2291  if (!constraints) {
2292  err = AVERROR(ENOMEM);
2293  goto fail;
2294  }
2295 
2296  // Probably we can use the input surface format as the surface format
2297  // of the reconstructed frames. If not, we just pick the first (only?)
2298  // format in the valid list and hope that it all works.
2299  recon_format = AV_PIX_FMT_NONE;
2300  if (constraints->valid_sw_formats) {
2301  for (i = 0; constraints->valid_sw_formats[i] != AV_PIX_FMT_NONE; i++) {
2302  if (ctx->input_frames->sw_format ==
2303  constraints->valid_sw_formats[i]) {
2304  recon_format = ctx->input_frames->sw_format;
2305  break;
2306  }
2307  }
2308  if (recon_format == AV_PIX_FMT_NONE) {
2309  // No match. Just use the first in the supported list and
2310  // hope for the best.
2311  recon_format = constraints->valid_sw_formats[0];
2312  }
2313  } else {
2314  // No idea what to use; copy input format.
2315  recon_format = ctx->input_frames->sw_format;
2316  }
2317  av_log(avctx, AV_LOG_DEBUG, "Using %s as format of "
2318  "reconstructed frames.\n", av_get_pix_fmt_name(recon_format));
2319 
2320  if (ctx->surface_width < constraints->min_width ||
2321  ctx->surface_height < constraints->min_height ||
2322  ctx->surface_width > constraints->max_width ||
2323  ctx->surface_height > constraints->max_height) {
2324  av_log(avctx, AV_LOG_ERROR, "Hardware does not support encoding at "
2325  "size %dx%d (constraints: width %d-%d height %d-%d).\n",
2326  ctx->surface_width, ctx->surface_height,
2327  constraints->min_width, constraints->max_width,
2328  constraints->min_height, constraints->max_height);
2329  err = AVERROR(EINVAL);
2330  goto fail;
2331  }
2332 
2333  av_freep(&hwconfig);
2334  av_hwframe_constraints_free(&constraints);
2335 
2336  ctx->recon_frames_ref = av_hwframe_ctx_alloc(ctx->device_ref);
2337  if (!ctx->recon_frames_ref) {
2338  err = AVERROR(ENOMEM);
2339  goto fail;
2340  }
2341  ctx->recon_frames = (AVHWFramesContext*)ctx->recon_frames_ref->data;
2342 
2343  ctx->recon_frames->format = AV_PIX_FMT_VAAPI;
2344  ctx->recon_frames->sw_format = recon_format;
2345  ctx->recon_frames->width = ctx->surface_width;
2346  ctx->recon_frames->height = ctx->surface_height;
2347 
2348  err = av_hwframe_ctx_init(ctx->recon_frames_ref);
2349  if (err < 0) {
2350  av_log(avctx, AV_LOG_ERROR, "Failed to initialise reconstructed "
2351  "frame context: %d.\n", err);
2352  goto fail;
2353  }
2354 
2355  err = 0;
2356  fail:
2357  av_freep(&hwconfig);
2358  av_hwframe_constraints_free(&constraints);
2359  return err;
2360 }
2361 
2363 {
2364  VAAPIEncodeContext *ctx = avctx->priv_data;
2365  AVVAAPIFramesContext *recon_hwctx = NULL;
2366  VAStatus vas;
2367  int err;
2368 
2369  ctx->va_config = VA_INVALID_ID;
2370  ctx->va_context = VA_INVALID_ID;
2371 
2372  /* If you add something that can fail above this av_frame_alloc(),
2373  * modify ff_vaapi_encode_close() accordingly. */
2374  ctx->frame = av_frame_alloc();
2375  if (!ctx->frame) {
2376  return AVERROR(ENOMEM);
2377  }
2378 
2379  if (!avctx->hw_frames_ctx) {
2380  av_log(avctx, AV_LOG_ERROR, "A hardware frames reference is "
2381  "required to associate the encoding device.\n");
2382  return AVERROR(EINVAL);
2383  }
2384 
2385  ctx->input_frames_ref = av_buffer_ref(avctx->hw_frames_ctx);
2386  if (!ctx->input_frames_ref) {
2387  err = AVERROR(ENOMEM);
2388  goto fail;
2389  }
2390  ctx->input_frames = (AVHWFramesContext*)ctx->input_frames_ref->data;
2391 
2392  ctx->device_ref = av_buffer_ref(ctx->input_frames->device_ref);
2393  if (!ctx->device_ref) {
2394  err = AVERROR(ENOMEM);
2395  goto fail;
2396  }
2397  ctx->device = (AVHWDeviceContext*)ctx->device_ref->data;
2398  ctx->hwctx = ctx->device->hwctx;
2399 
2400  err = vaapi_encode_profile_entrypoint(avctx);
2401  if (err < 0)
2402  goto fail;
2403 
2404  err = vaapi_encode_init_rate_control(avctx);
2405  if (err < 0)
2406  goto fail;
2407 
2408  err = vaapi_encode_init_gop_structure(avctx);
2409  if (err < 0)
2410  goto fail;
2411 
2412  err = vaapi_encode_init_slice_structure(avctx);
2413  if (err < 0)
2414  goto fail;
2415 
2416  err = vaapi_encode_init_packed_headers(avctx);
2417  if (err < 0)
2418  goto fail;
2419 
2420  err = vaapi_encode_init_roi(avctx);
2421  if (err < 0)
2422  goto fail;
2423 
2424  if (avctx->compression_level >= 0) {
2425  err = vaapi_encode_init_quality(avctx);
2426  if (err < 0)
2427  goto fail;
2428  }
2429 
2430  vas = vaCreateConfig(ctx->hwctx->display,
2431  ctx->va_profile, ctx->va_entrypoint,
2432  ctx->config_attributes, ctx->nb_config_attributes,
2433  &ctx->va_config);
2434  if (vas != VA_STATUS_SUCCESS) {
2435  av_log(avctx, AV_LOG_ERROR, "Failed to create encode pipeline "
2436  "configuration: %d (%s).\n", vas, vaErrorStr(vas));
2437  err = AVERROR(EIO);
2438  goto fail;
2439  }
2440 
2441  err = vaapi_encode_create_recon_frames(avctx);
2442  if (err < 0)
2443  goto fail;
2444 
2445  recon_hwctx = ctx->recon_frames->hwctx;
2446  vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
2447  ctx->surface_width, ctx->surface_height,
2448  VA_PROGRESSIVE,
2449  recon_hwctx->surface_ids,
2450  recon_hwctx->nb_surfaces,
2451  &ctx->va_context);
2452  if (vas != VA_STATUS_SUCCESS) {
2453  av_log(avctx, AV_LOG_ERROR, "Failed to create encode pipeline "
2454  "context: %d (%s).\n", vas, vaErrorStr(vas));
2455  err = AVERROR(EIO);
2456  goto fail;
2457  }
2458 
2459  ctx->output_buffer_pool =
2460  av_buffer_pool_init2(sizeof(VABufferID), avctx,
2462  if (!ctx->output_buffer_pool) {
2463  err = AVERROR(ENOMEM);
2464  goto fail;
2465  }
2466 
2467  if (ctx->codec->configure) {
2468  err = ctx->codec->configure(avctx);
2469  if (err < 0)
2470  goto fail;
2471  }
2472 
2473  ctx->output_delay = ctx->b_per_p;
2474  ctx->decode_delay = ctx->max_b_depth;
2475 
2476  if (ctx->codec->sequence_params_size > 0) {
2477  ctx->codec_sequence_params =
2478  av_mallocz(ctx->codec->sequence_params_size);
2479  if (!ctx->codec_sequence_params) {
2480  err = AVERROR(ENOMEM);
2481  goto fail;
2482  }
2483  }
2484  if (ctx->codec->picture_params_size > 0) {
2485  ctx->codec_picture_params =
2486  av_mallocz(ctx->codec->picture_params_size);
2487  if (!ctx->codec_picture_params) {
2488  err = AVERROR(ENOMEM);
2489  goto fail;
2490  }
2491  }
2492 
2493  if (ctx->codec->init_sequence_params) {
2494  err = ctx->codec->init_sequence_params(avctx);
2495  if (err < 0) {
2496  av_log(avctx, AV_LOG_ERROR, "Codec sequence initialisation "
2497  "failed: %d.\n", err);
2498  goto fail;
2499  }
2500  }
2501 
2502  if (ctx->va_packed_headers & VA_ENC_PACKED_HEADER_SEQUENCE &&
2503  ctx->codec->write_sequence_header &&
2506  size_t bit_len = 8 * sizeof(data);
2507 
2508  err = ctx->codec->write_sequence_header(avctx, data, &bit_len);
2509  if (err < 0) {
2510  av_log(avctx, AV_LOG_ERROR, "Failed to write sequence header "
2511  "for extradata: %d.\n", err);
2512  goto fail;
2513  } else {
2514  avctx->extradata_size = (bit_len + 7) / 8;
2515  avctx->extradata = av_mallocz(avctx->extradata_size +
2517  if (!avctx->extradata) {
2518  err = AVERROR(ENOMEM);
2519  goto fail;
2520  }
2521  memcpy(avctx->extradata, data, avctx->extradata_size);
2522  }
2523  }
2524 
2525  return 0;
2526 
2527 fail:
2528  return err;
2529 }
2530 
2532 {
2533  VAAPIEncodeContext *ctx = avctx->priv_data;
2534  VAAPIEncodePicture *pic, *next;
2535 
2536  /* We check ctx->frame to know whether ff_vaapi_encode_init()
2537  * has been called and va_config/va_context initialized. */
2538  if (!ctx->frame)
2539  return 0;
2540 
2541  for (pic = ctx->pic_start; pic; pic = next) {
2542  next = pic->next;
2543  vaapi_encode_free(avctx, pic);
2544  }
2545 
2546  av_buffer_pool_uninit(&ctx->output_buffer_pool);
2547 
2548  if (ctx->va_context != VA_INVALID_ID) {
2549  if (ctx->hwctx)
2550  vaDestroyContext(ctx->hwctx->display, ctx->va_context);
2551  ctx->va_context = VA_INVALID_ID;
2552  }
2553 
2554  if (ctx->va_config != VA_INVALID_ID) {
2555  if (ctx->hwctx)
2556  vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
2557  ctx->va_config = VA_INVALID_ID;
2558  }
2559 
2560  av_frame_free(&ctx->frame);
2561 
2562  av_freep(&ctx->codec_sequence_params);
2563  av_freep(&ctx->codec_picture_params);
2564 
2565  av_buffer_unref(&ctx->recon_frames_ref);
2566  av_buffer_unref(&ctx->input_frames_ref);
2567  av_buffer_unref(&ctx->device_ref);
2568 
2569  return 0;
2570 }
#define av_unused
Definition: attributes.h:131
#define av_cold
Definition: attributes.h:88
uint8_t
simple assert() macros that are a bit more flexible than ISO C assert().
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
Libavcodec external API header.
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:1863
#define fail()
Definition: checkasm.h:133
common internal and external API header
#define FFMIN(a, b)
Definition: common.h:105
#define av_clip_int8
Definition: common.h:131
#define av_clip
Definition: common.h:122
#define CONFIG_VAAPI_1
Definition: config.h:700
#define NULL
Definition: coverity.c:32
long long int64_t
Definition: coverity.c:34
static AVFrame * frame
int ff_get_encode_buffer(AVCodecContext *avctx, AVPacket *avpkt, int64_t size, int flags)
Get a buffer for a packet.
Definition: encode.c:82
int ff_encode_get_frame(AVCodecContext *avctx, AVFrame *frame)
Called by encoders to get the next frame for encoding.
Definition: encode.c:160
int
#define AV_CODEC_FLAG_CLOSED_GOP
Definition: avcodec.h:343
#define AV_CODEC_FLAG_QSCALE
Use fixed qscale.
Definition: avcodec.h:275
#define AV_CODEC_FLAG_GLOBAL_HEADER
Place global headers in extradata instead of every keyframe.
Definition: avcodec.h:329
#define AV_INPUT_BUFFER_PADDING_SIZE
Required number of additionally allocated bytes at the end of the input bitstream for decoding.
Definition: avcodec.h:215
#define AV_PKT_FLAG_KEY
The packet contains a keyframe.
Definition: packet.h:410
void av_buffer_unref(AVBufferRef **buf)
Free a given reference and automatically free the buffer if there are no more references to it.
Definition: buffer.c:125
AVBufferRef * av_buffer_create(uint8_t *data, buffer_size_t size, void(*free)(void *opaque, uint8_t *data), void *opaque, int flags)
Create an AVBuffer from an existing array.
Definition: buffer.c:29
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
Definition: buffer.c:93
#define AV_BUFFER_FLAG_READONLY
Always treat the buffer as read-only, even when it has only one reference.
Definition: buffer.h:128
AVBufferRef * av_buffer_pool_get(AVBufferPool *pool)
Allocate a new AVBuffer, reusing an old buffer from the pool when available.
Definition: buffer.c:379
AVBufferPool * av_buffer_pool_init2(buffer_size_t size, void *opaque, AVBufferRef *(*alloc)(void *opaque, buffer_size_t size), void(*pool_free)(void *opaque))
Allocate and initialize a buffer pool with a more complex allocator.
Definition: buffer.c:245
void av_buffer_pool_uninit(AVBufferPool **ppool)
Mark the pool as being available for freeing.
Definition: buffer.c:314
#define AVERROR_EXTERNAL
Generic error in an external library.
Definition: error.h:57
#define AVERROR_EOF
End of file.
Definition: error.h:55
#define AVERROR(e)
Definition: error.h:43
void av_frame_move_ref(AVFrame *dst, AVFrame *src)
Move everything contained in src to dst and reset src.
Definition: frame.c:582
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:203
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
Definition: frame.c:190
AVFrameSideData * av_frame_get_side_data(const AVFrame *frame, enum AVFrameSideDataType type)
Definition: frame.c:738
@ AV_FRAME_DATA_REGIONS_OF_INTEREST
Regions Of Interest, the data is an array of AVRegionOfInterest type, the number of array element is ...
Definition: frame.h:181
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:215
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:200
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:210
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:194
int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max)
Reduce a fraction.
Definition: rational.c:35
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition: mem.c:237
void * av_realloc_array(void *ptr, size_t nmemb, size_t size)
Allocate, reallocate, or free an array.
Definition: mem.c:198
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
Definition: mem.c:190
@ AV_PICTURE_TYPE_I
Intra.
Definition: avutil.h:274
int index
Definition: gxfenc.c:89
for(j=16;j >0;--j)
#define HW_CONFIG_ENCODER_FRAMES(format, device_type_)
Definition: hwconfig.h:99
void av_hwframe_constraints_free(AVHWFramesConstraints **constraints)
Free an AVHWFrameConstraints structure.
Definition: hwcontext.c:601
int av_hwframe_ctx_init(AVBufferRef *ref)
Finalize the context before use.
Definition: hwcontext.c:333
AVHWFramesConstraints * av_hwdevice_get_hwframe_constraints(AVBufferRef *ref, const void *hwconfig)
Get the constraints on HW frames given a device and the HW-specific configuration to be used with tha...
Definition: hwcontext.c:576
void * av_hwdevice_hwconfig_alloc(AVBufferRef *ref)
Allocate a HW-specific configuration structure for a given HW device.
Definition: hwcontext.c:565
AVBufferRef * av_hwframe_ctx_alloc(AVBufferRef *device_ref_in)
Allocate an AVHWFramesContext tied to a given device context.
Definition: hwcontext.c:247
int av_hwframe_get_buffer(AVBufferRef *hwframe_ref, AVFrame *frame, int flags)
Allocate a new frame attached to the given AVHWFramesContext.
Definition: hwcontext.c:502
cl_device_type type
@ AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS
The driver does not destroy parameter buffers when they are used by vaRenderPicture().
int i
Definition: input.c:407
#define av_log2
Definition: intmath.h:83
static int vaapi_encode_wait(AVCodecContext *avctx, VAAPIEncodePicture *pic)
Definition: vaapi_encode.c:136
static av_cold int vaapi_encode_create_recon_frames(AVCodecContext *avctx)
#define TRY_RC_MODE(mode, fail)
static void vaapi_encode_add_ref(AVCodecContext *avctx, VAAPIEncodePicture *pic, VAAPIEncodePicture *target, int is_ref, int in_dpb, int prev)
Definition: vaapi_encode.c:767
static av_cold int vaapi_encode_init_rate_control(AVCodecContext *avctx)
static int vaapi_encode_make_packed_header(AVCodecContext *avctx, VAAPIEncodePicture *pic, int type, char *data, size_t bit_len)
Definition: vaapi_encode.c:39
const AVCodecHWConfigInternal *const ff_vaapi_encode_hw_configs[]
Definition: vaapi_encode.c:32
static int vaapi_encode_send_frame(AVCodecContext *avctx, AVFrame *frame)
static int vaapi_encode_free(AVCodecContext *avctx, VAAPIEncodePicture *pic)
Definition: vaapi_encode.c:736
static av_cold int vaapi_encode_init_row_slice_structure(AVCodecContext *avctx, uint32_t slice_structure)
static av_cold int vaapi_encode_profile_entrypoint(AVCodecContext *avctx)
static av_cold void vaapi_encode_add_global_param(AVCodecContext *avctx, int type, void *buffer, size_t size)
static av_cold int vaapi_encode_init_quality(AVCodecContext *avctx)
static void vaapi_encode_remove_refs(AVCodecContext *avctx, VAAPIEncodePicture *pic, int level)
Definition: vaapi_encode.c:797
static void vaapi_encode_set_b_pictures(AVCodecContext *avctx, VAAPIEncodePicture *start, VAAPIEncodePicture *end, VAAPIEncodePicture *prev, int current_depth, VAAPIEncodePicture **last)
Definition: vaapi_encode.c:827
static int vaapi_encode_make_row_slice(AVCodecContext *avctx, VAAPIEncodePicture *pic)
Definition: vaapi_encode.c:167
static av_cold int vaapi_encode_init_tile_slice_structure(AVCodecContext *avctx, uint32_t slice_structure)
static int vaapi_encode_make_misc_param_buffer(AVCodecContext *avctx, VAAPIEncodePicture *pic, int type, const void *data, size_t len)
Definition: vaapi_encode.c:113
static AVBufferRef * vaapi_encode_alloc_output_buffer(void *opaque, buffer_size_t size)
static av_cold int vaapi_encode_init_roi(AVCodecContext *avctx)
static VAAPIEncodePicture * vaapi_encode_alloc(AVCodecContext *avctx)
Definition: vaapi_encode.c:712
int ff_vaapi_encode_receive_packet(AVCodecContext *avctx, AVPacket *pkt)
static void vaapi_encode_free_output_buffer(void *opaque, uint8_t *data)
static int vaapi_encode_pick_next(AVCodecContext *avctx, VAAPIEncodePicture **pic_out)
Definition: vaapi_encode.c:891
static int vaapi_encode_issue(AVCodecContext *avctx, VAAPIEncodePicture *pic)
Definition: vaapi_encode.c:249
static av_cold int vaapi_encode_init_slice_structure(AVCodecContext *avctx)
static int vaapi_encode_clear_old(AVCodecContext *avctx)
av_cold int ff_vaapi_encode_init(AVCodecContext *avctx)
static const VAAPIEncodeRTFormat vaapi_encode_rt_formats[]
static int vaapi_encode_make_param_buffer(AVCodecContext *avctx, VAAPIEncodePicture *pic, int type, char *data, size_t len)
Definition: vaapi_encode.c:85
static int vaapi_encode_check_frame(AVCodecContext *avctx, const AVFrame *frame)
av_cold int ff_vaapi_encode_close(AVCodecContext *avctx)
static const char *const picture_type_name[]
Definition: vaapi_encode.c:37
static const VAEntrypoint vaapi_encode_entrypoints_normal[]
static const VAAPIEncodeRCMode vaapi_encode_rc_modes[]
static int vaapi_encode_discard(AVCodecContext *avctx, VAAPIEncodePicture *pic)
Definition: vaapi_encode.c:695
static av_cold int vaapi_encode_init_gop_structure(AVCodecContext *avctx)
static int vaapi_encode_make_tile_slice(AVCodecContext *avctx, VAAPIEncodePicture *pic)
Definition: vaapi_encode.c:222
static int vaapi_encode_output(AVCodecContext *avctx, VAAPIEncodePicture *pic, AVPacket *pkt)
Definition: vaapi_encode.c:626
static av_cold int vaapi_encode_init_packed_headers(AVCodecContext *avctx)
common internal API header
int buffer_size_t
Definition: internal.h:306
const char * desc
Definition: libsvtav1.c:79
const char data[16]
Definition: mxf.c:142
const char * av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
Return the short name for a pixel format, NULL in case pix_fmt is unknown.
Definition: pixdesc.c:2489
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
@ AV_PIX_FMT_VAAPI
Definition: pixfmt.h:122
mfxU16 rc_mode
Definition: qsvenc.c:84
mfxU16 profile
Definition: qsvenc.c:45
static const uint8_t header[24]
Definition: sdr2.c:67
static char buffer[20]
Definition: seek.c:32
#define FF_ARRAY_ELEMS(a)
#define snprintf
Definition: snprintf.h:34
A reference to a data buffer.
Definition: buffer.h:84
uint8_t * data
The data buffer.
Definition: buffer.h:92
main external API structure.
Definition: avcodec.h:536
int width
picture width / height.
Definition: avcodec.h:709
int rc_buffer_size
decoder bitstream buffer size
Definition: avcodec.h:1405
int global_quality
Global quality for codecs which cannot change it per frame.
Definition: avcodec.h:602
AVBufferRef * hw_frames_ctx
A reference to the AVHWFramesContext describing the input (for encoding) or output (decoding) frames.
Definition: avcodec.h:2222
int max_b_frames
maximum number of B-frames between non-B-frames Note: The output will be delayed by max_b_frames+1 re...
Definition: avcodec.h:796
int qmin
minimum quantizer
Definition: avcodec.h:1384
AVRational framerate
Definition: avcodec.h:2075
int64_t bit_rate
the average bitrate
Definition: avcodec.h:586
int rc_initial_buffer_occupancy
Number of bits which should be loaded into the rc buffer before decoding starts.
Definition: avcodec.h:1448
int profile
profile
Definition: avcodec.h:1862
int gop_size
the number of pictures in a group of pictures, or 0 for intra_only
Definition: avcodec.h:731
int64_t rc_max_rate
maximum bitrate
Definition: avcodec.h:1420
int compression_level
Definition: avcodec.h:608
int qmax
maximum quantizer
Definition: avcodec.h:1391
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented.
Definition: avcodec.h:659
int flags
AV_CODEC_FLAG_*.
Definition: avcodec.h:616
uint8_t * extradata
some codecs need / can use extradata like Huffman tables.
Definition: avcodec.h:637
int extradata_size
Definition: avcodec.h:638
void * priv_data
Definition: avcodec.h:563
int slices
Number of slices.
Definition: avcodec.h:1187
int flags
Flags modifying the (de)muxer behaviour.
Definition: avformat.h:1363
Structure to hold side data for an AVFrame.
Definition: frame.h:220
This structure describes decoded (raw) audio or video data.
Definition: frame.h:318
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:411
size_t crop_right
Definition: frame.h:681
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:332
int width
Definition: frame.h:376
int height
Definition: frame.h:376
size_t crop_top
Definition: frame.h:678
size_t crop_left
Definition: frame.h:680
size_t crop_bottom
Definition: frame.h:679
enum AVPictureType pict_type
Picture type of the frame.
Definition: frame.h:401
This struct aggregates all the (hardware/vendor-specific) "high-level" state, i.e.
Definition: hwcontext.h:61
This struct describes the constraints on hardware frames attached to a given device with a hardware-s...
Definition: hwcontext.h:453
int max_width
The maximum size of frames in this hw_frames_ctx.
Definition: hwcontext.h:478
enum AVPixelFormat * valid_sw_formats
A list of possible values for sw_format in the hw_frames_ctx, terminated by AV_PIX_FMT_NONE.
Definition: hwcontext.h:465
int min_width
The minimum size of frames in this hw_frames_ctx.
Definition: hwcontext.h:471
This struct describes a set or pool of "hardware" frames (i.e.
Definition: hwcontext.h:124
This structure stores compressed data.
Definition: packet.h:346
int flags
A combination of AV_PKT_FLAG values.
Definition: packet.h:375
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
Definition: packet.h:362
int64_t dts
Decompression timestamp in AVStream->time_base units; the time at which the packet is decompressed.
Definition: packet.h:368
uint8_t * data
Definition: packet.h:369
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
int num
Numerator.
Definition: rational.h:59
int den
Denominator.
Definition: rational.h:60
Structure describing a single Region Of Interest.
Definition: frame.h:243
uint32_t self_size
Must be set to the size of this data structure (that is, sizeof(AVRegionOfInterest)).
Definition: frame.h:248
AVRational qoffset
Quantisation offset.
Definition: frame.h:285
int top
Distance in pixels from the top edge of the frame to the top and bottom edges and from the left edge ...
Definition: frame.h:258
VAAPI-specific data associated with a frame pool.
VASurfaceID * surface_ids
The surfaces IDs of all surfaces in the pool after creation.
VAAPI hardware pipeline configuration details.
VAConfigID config_id
ID of a VAAPI pipeline configuration.
AVFrame * recon_image
Definition: vaapi_encode.h:93
AVBufferRef * output_buffer_ref
Definition: vaapi_encode.h:99
void * codec_picture_params
Definition: vaapi_encode.h:103
struct VAAPIEncodePicture * refs[MAX_PICTURE_REFERENCES]
Definition: vaapi_encode.h:116
VASurfaceID recon_surface
Definition: vaapi_encode.h:94
struct VAAPIEncodePicture * dpb[MAX_DPB_SIZE]
Definition: vaapi_encode.h:112
struct VAAPIEncodePicture * prev
Definition: vaapi_encode.h:119
struct VAAPIEncodePicture * next
Definition: vaapi_encode.h:71
VAAPIEncodeSlice * slices
Definition: vaapi_encode.h:127
VABufferID output_buffer
Definition: vaapi_encode.h:100
VASurfaceID input_surface
Definition: vaapi_encode.h:91
AVFrame * input_image
Definition: vaapi_encode.h:90
VABufferID * param_buffers
Definition: vaapi_encode.h:97
unsigned int value
void * codec_slice_params
Definition: vaapi_encode.h:67
uint8_t level
Definition: svq3.c:206
#define av_free(p)
#define av_malloc_array(a, b)
#define av_freep(p)
#define av_malloc(s)
#define av_log(a,...)
static uint8_t tmp[11]
Definition: aes_ctr.c:27
static int ref[MAX_W *MAX_W]
Definition: jpeg2000dwt.c:107
AVPacket * pkt
Definition: movenc.c:59
AVFormatContext * ctx
Definition: movenc.c:48
int size
@ PICTURE_TYPE_B
Definition: vaapi_encode.h:58
@ PICTURE_TYPE_P
Definition: vaapi_encode.h:57
@ PICTURE_TYPE_IDR
Definition: vaapi_encode.h:55
@ PICTURE_TYPE_I
Definition: vaapi_encode.h:56
@ MAX_PICTURE_REFERENCES
Definition: vaapi_encode.h:43
@ MAX_GLOBAL_PARAMS
Definition: vaapi_encode.h:41
@ MAX_DPB_SIZE
Definition: vaapi_encode.h:42
@ MAX_PARAM_BUFFER_SIZE
Definition: vaapi_encode.h:45
@ FLAG_SLICE_CONTROL
Definition: vaapi_encode.h:352
@ FLAG_B_PICTURES
Definition: vaapi_encode.h:358
@ FLAG_CONSTANT_QUALITY_ONLY
Definition: vaapi_encode.h:354
@ FLAG_NON_IDR_KEY_PICTURES
Definition: vaapi_encode.h:363
@ FLAG_B_PICTURE_REFERENCES
Definition: vaapi_encode.h:360
@ FLAG_INTRA_ONLY
Definition: vaapi_encode.h:356
@ RC_MODE_ICQ
Definition: vaapi_encode.h:150
@ RC_MODE_CQP
Definition: vaapi_encode.h:147
@ RC_MODE_QVBR
Definition: vaapi_encode.h:151
@ RC_MODE_CBR
Definition: vaapi_encode.h:148
@ RC_MODE_VBR
Definition: vaapi_encode.h:149
@ RC_MODE_AVBR
Definition: vaapi_encode.h:152
if(ret< 0)
Definition: vf_mcdeint.c:282
int len