FFmpeg  4.0
vaapi_decode.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 "libavutil/avassert.h"
20 #include "libavutil/common.h"
21 #include "libavutil/pixdesc.h"
22 
23 #include "avcodec.h"
24 #include "decode.h"
25 #include "internal.h"
26 #include "vaapi_decode.h"
27 
28 
30  VAAPIDecodePicture *pic,
31  int type,
32  const void *data,
33  size_t size)
34 {
36  VAStatus vas;
37  VABufferID buffer;
38 
40 
41  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
42  type, size, 1, (void*)data, &buffer);
43  if (vas != VA_STATUS_SUCCESS) {
44  av_log(avctx, AV_LOG_ERROR, "Failed to create parameter "
45  "buffer (type %d): %d (%s).\n",
46  type, vas, vaErrorStr(vas));
47  return AVERROR(EIO);
48  }
49 
50  pic->param_buffers[pic->nb_param_buffers++] = buffer;
51 
52  av_log(avctx, AV_LOG_DEBUG, "Param buffer (type %d, %zu bytes) "
53  "is %#x.\n", type, size, buffer);
54  return 0;
55 }
56 
57 
59  VAAPIDecodePicture *pic,
60  const void *params_data,
61  size_t params_size,
62  const void *slice_data,
63  size_t slice_size)
64 {
66  VAStatus vas;
67  int index;
68 
70  if (pic->nb_slices == pic->slices_allocated) {
71  if (pic->slices_allocated > 0)
72  pic->slices_allocated *= 2;
73  else
74  pic->slices_allocated = 64;
75 
76  pic->slice_buffers =
78  pic->slices_allocated,
79  2 * sizeof(*pic->slice_buffers));
80  if (!pic->slice_buffers)
81  return AVERROR(ENOMEM);
82  }
83  av_assert0(pic->nb_slices + 1 <= pic->slices_allocated);
84 
85  index = 2 * pic->nb_slices;
86 
87  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
88  VASliceParameterBufferType,
89  params_size, 1, (void*)params_data,
90  &pic->slice_buffers[index]);
91  if (vas != VA_STATUS_SUCCESS) {
92  av_log(avctx, AV_LOG_ERROR, "Failed to create slice "
93  "parameter buffer: %d (%s).\n", vas, vaErrorStr(vas));
94  return AVERROR(EIO);
95  }
96 
97  av_log(avctx, AV_LOG_DEBUG, "Slice %d param buffer (%zu bytes) "
98  "is %#x.\n", pic->nb_slices, params_size,
99  pic->slice_buffers[index]);
100 
101  vas = vaCreateBuffer(ctx->hwctx->display, ctx->va_context,
102  VASliceDataBufferType,
103  slice_size, 1, (void*)slice_data,
104  &pic->slice_buffers[index + 1]);
105  if (vas != VA_STATUS_SUCCESS) {
106  av_log(avctx, AV_LOG_ERROR, "Failed to create slice "
107  "data buffer (size %zu): %d (%s).\n",
108  slice_size, vas, vaErrorStr(vas));
109  vaDestroyBuffer(ctx->hwctx->display,
110  pic->slice_buffers[index]);
111  return AVERROR(EIO);
112  }
113 
114  av_log(avctx, AV_LOG_DEBUG, "Slice %d data buffer (%zu bytes) "
115  "is %#x.\n", pic->nb_slices, slice_size,
116  pic->slice_buffers[index + 1]);
117 
118  ++pic->nb_slices;
119  return 0;
120 }
121 
123  VAAPIDecodePicture *pic)
124 {
126  VAStatus vas;
127  int i;
128 
129  for (i = 0; i < pic->nb_param_buffers; i++) {
130  vas = vaDestroyBuffer(ctx->hwctx->display,
131  pic->param_buffers[i]);
132  if (vas != VA_STATUS_SUCCESS) {
133  av_log(avctx, AV_LOG_ERROR, "Failed to destroy "
134  "parameter buffer %#x: %d (%s).\n",
135  pic->param_buffers[i], vas, vaErrorStr(vas));
136  }
137  }
138 
139  for (i = 0; i < 2 * pic->nb_slices; i++) {
140  vas = vaDestroyBuffer(ctx->hwctx->display,
141  pic->slice_buffers[i]);
142  if (vas != VA_STATUS_SUCCESS) {
143  av_log(avctx, AV_LOG_ERROR, "Failed to destroy slice "
144  "slice buffer %#x: %d (%s).\n",
145  pic->slice_buffers[i], vas, vaErrorStr(vas));
146  }
147  }
148 }
149 
151  VAAPIDecodePicture *pic)
152 {
154  VAStatus vas;
155  int err;
156 
157  av_log(avctx, AV_LOG_DEBUG, "Decode to surface %#x.\n",
158  pic->output_surface);
159 
160  vas = vaBeginPicture(ctx->hwctx->display, ctx->va_context,
161  pic->output_surface);
162  if (vas != VA_STATUS_SUCCESS) {
163  av_log(avctx, AV_LOG_ERROR, "Failed to begin picture decode "
164  "issue: %d (%s).\n", vas, vaErrorStr(vas));
165  err = AVERROR(EIO);
166  goto fail_with_picture;
167  }
168 
169  vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
170  pic->param_buffers, pic->nb_param_buffers);
171  if (vas != VA_STATUS_SUCCESS) {
172  av_log(avctx, AV_LOG_ERROR, "Failed to upload decode "
173  "parameters: %d (%s).\n", vas, vaErrorStr(vas));
174  err = AVERROR(EIO);
175  goto fail_with_picture;
176  }
177 
178  vas = vaRenderPicture(ctx->hwctx->display, ctx->va_context,
179  pic->slice_buffers, 2 * pic->nb_slices);
180  if (vas != VA_STATUS_SUCCESS) {
181  av_log(avctx, AV_LOG_ERROR, "Failed to upload slices: "
182  "%d (%s).\n", vas, vaErrorStr(vas));
183  err = AVERROR(EIO);
184  goto fail_with_picture;
185  }
186 
187  vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
188  if (vas != VA_STATUS_SUCCESS) {
189  av_log(avctx, AV_LOG_ERROR, "Failed to end picture decode "
190  "issue: %d (%s).\n", vas, vaErrorStr(vas));
191  err = AVERROR(EIO);
192  if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
194  goto fail;
195  else
196  goto fail_at_end;
197  }
198 
199  if (CONFIG_VAAPI_1 || ctx->hwctx->driver_quirks &
202 
203  pic->nb_param_buffers = 0;
204  pic->nb_slices = 0;
205  pic->slices_allocated = 0;
206  av_freep(&pic->slice_buffers);
207 
208  return 0;
209 
210 fail_with_picture:
211  vas = vaEndPicture(ctx->hwctx->display, ctx->va_context);
212  if (vas != VA_STATUS_SUCCESS) {
213  av_log(avctx, AV_LOG_ERROR, "Failed to end picture decode "
214  "after error: %d (%s).\n", vas, vaErrorStr(vas));
215  }
216 fail:
218 fail_at_end:
219  return err;
220 }
221 
223  VAAPIDecodePicture *pic)
224 {
226 
227  pic->nb_param_buffers = 0;
228  pic->nb_slices = 0;
229  pic->slices_allocated = 0;
230  av_freep(&pic->slice_buffers);
231 
232  return 0;
233 }
234 
235 static const struct {
236  uint32_t fourcc;
238 } vaapi_format_map[] = {
239 #define MAP(va, av) { VA_FOURCC_ ## va, AV_PIX_FMT_ ## av }
240  // 4:0:0
241  MAP(Y800, GRAY8),
242  // 4:2:0
243  MAP(NV12, NV12),
244  MAP(YV12, YUV420P),
245  MAP(IYUV, YUV420P),
246 #ifdef VA_FOURCC_I420
247  MAP(I420, YUV420P),
248 #endif
249  MAP(IMC3, YUV420P),
250  // 4:1:1
251  MAP(411P, YUV411P),
252  // 4:2:2
253  MAP(422H, YUV422P),
254 #ifdef VA_FOURCC_YV16
255  MAP(YV16, YUV422P),
256 #endif
257  // 4:4:0
258  MAP(422V, YUV440P),
259  // 4:4:4
260  MAP(444P, YUV444P),
261  // 4:2:0 10-bit
262 #ifdef VA_FOURCC_P010
263  MAP(P010, P010),
264 #endif
265 #ifdef VA_FOURCC_I010
266  MAP(I010, YUV420P10),
267 #endif
268 #undef MAP
269 };
270 
272  AVHWDeviceContext *device,
273  VAConfigID config_id,
275 {
276  AVVAAPIDeviceContext *hwctx = device->hwctx;
277  VAStatus vas;
278  VASurfaceAttrib *attr;
279  enum AVPixelFormat source_format, best_format, format;
280  uint32_t best_fourcc, fourcc;
281  int i, j, nb_attr;
282 
283  source_format = avctx->sw_pix_fmt;
284  av_assert0(source_format != AV_PIX_FMT_NONE);
285 
286  vas = vaQuerySurfaceAttributes(hwctx->display, config_id,
287  NULL, &nb_attr);
288  if (vas != VA_STATUS_SUCCESS) {
289  av_log(avctx, AV_LOG_ERROR, "Failed to query surface attributes: "
290  "%d (%s).\n", vas, vaErrorStr(vas));
291  return AVERROR(ENOSYS);
292  }
293 
294  attr = av_malloc_array(nb_attr, sizeof(*attr));
295  if (!attr)
296  return AVERROR(ENOMEM);
297 
298  vas = vaQuerySurfaceAttributes(hwctx->display, config_id,
299  attr, &nb_attr);
300  if (vas != VA_STATUS_SUCCESS) {
301  av_log(avctx, AV_LOG_ERROR, "Failed to query surface attributes: "
302  "%d (%s).\n", vas, vaErrorStr(vas));
303  av_freep(&attr);
304  return AVERROR(ENOSYS);
305  }
306 
307  best_format = AV_PIX_FMT_NONE;
308 
309  for (i = 0; i < nb_attr; i++) {
310  if (attr[i].type != VASurfaceAttribPixelFormat)
311  continue;
312 
313  fourcc = attr[i].value.value.i;
314  for (j = 0; j < FF_ARRAY_ELEMS(vaapi_format_map); j++) {
315  if (fourcc == vaapi_format_map[j].fourcc)
316  break;
317  }
318  if (j >= FF_ARRAY_ELEMS(vaapi_format_map)) {
319  av_log(avctx, AV_LOG_DEBUG, "Ignoring unknown format %#x.\n",
320  fourcc);
321  continue;
322  }
323  format = vaapi_format_map[j].pix_fmt;
324  av_log(avctx, AV_LOG_DEBUG, "Considering format %#x -> %s.\n",
325  fourcc, av_get_pix_fmt_name(format));
326 
327  best_format = av_find_best_pix_fmt_of_2(format, best_format,
328  source_format, 0, NULL);
329  if (format == best_format)
330  best_fourcc = fourcc;
331  }
332 
333  av_freep(&attr);
334 
335  if (best_format == AV_PIX_FMT_NONE) {
336  av_log(avctx, AV_LOG_ERROR, "No usable formats for decoding!\n");
337  return AVERROR(EINVAL);
338  }
339 
340  av_log(avctx, AV_LOG_DEBUG, "Picked %s (%#x) as best match for %s.\n",
341  av_get_pix_fmt_name(best_format), best_fourcc,
342  av_get_pix_fmt_name(source_format));
343 
344  frames->sw_format = best_format;
345  if (avctx->internal->hwaccel_priv_data) {
347  AVVAAPIFramesContext *avfc = frames->hwctx;
348 
349  ctx->pixel_format_attribute = (VASurfaceAttrib) {
350  .type = VASurfaceAttribPixelFormat,
351  .value.value.i = best_fourcc,
352  };
353 
354  avfc->attributes = &ctx->pixel_format_attribute;
355  avfc->nb_attributes = 1;
356  }
357 
358  return 0;
359 }
360 
361 static const struct {
364  VAProfile va_profile;
365 } vaapi_profile_map[] = {
366 #define MAP(c, p, v) { AV_CODEC_ID_ ## c, FF_PROFILE_ ## p, VAProfile ## v }
367  MAP(MPEG2VIDEO, MPEG2_SIMPLE, MPEG2Simple ),
368  MAP(MPEG2VIDEO, MPEG2_MAIN, MPEG2Main ),
369  MAP(H263, UNKNOWN, H263Baseline),
370  MAP(MPEG4, MPEG4_SIMPLE, MPEG4Simple ),
371  MAP(MPEG4, MPEG4_ADVANCED_SIMPLE,
372  MPEG4AdvancedSimple),
373  MAP(MPEG4, MPEG4_MAIN, MPEG4Main ),
374  MAP(H264, H264_CONSTRAINED_BASELINE,
375  H264ConstrainedBaseline),
376  MAP(H264, H264_MAIN, H264Main ),
377  MAP(H264, H264_HIGH, H264High ),
378 #if VA_CHECK_VERSION(0, 37, 0)
379  MAP(HEVC, HEVC_MAIN, HEVCMain ),
380  MAP(HEVC, HEVC_MAIN_10, HEVCMain10 ),
381 #endif
382  MAP(MJPEG, MJPEG_HUFFMAN_BASELINE_DCT,
383  JPEGBaseline),
384  MAP(WMV3, VC1_SIMPLE, VC1Simple ),
385  MAP(WMV3, VC1_MAIN, VC1Main ),
386  MAP(WMV3, VC1_COMPLEX, VC1Advanced ),
387  MAP(WMV3, VC1_ADVANCED, VC1Advanced ),
388  MAP(VC1, VC1_SIMPLE, VC1Simple ),
389  MAP(VC1, VC1_MAIN, VC1Main ),
390  MAP(VC1, VC1_COMPLEX, VC1Advanced ),
391  MAP(VC1, VC1_ADVANCED, VC1Advanced ),
392 #if VA_CHECK_VERSION(0, 35, 0)
393  MAP(VP8, UNKNOWN, VP8Version0_3 ),
394 #endif
395 #if VA_CHECK_VERSION(0, 38, 0)
396  MAP(VP9, VP9_0, VP9Profile0 ),
397 #endif
398 #if VA_CHECK_VERSION(0, 39, 0)
399  MAP(VP9, VP9_2, VP9Profile2 ),
400 #endif
401 #undef MAP
402 };
403 
404 /*
405  * Set *va_config and the frames_ref fields from the current codec parameters
406  * in avctx.
407  */
409  AVBufferRef *device_ref,
410  VAConfigID *va_config,
411  AVBufferRef *frames_ref)
412 {
413  AVVAAPIHWConfig *hwconfig = NULL;
414  AVHWFramesConstraints *constraints = NULL;
415  VAStatus vas;
416  int err, i, j;
417  const AVCodecDescriptor *codec_desc;
418  VAProfile *profile_list = NULL, matched_va_profile;
419  int profile_count, exact_match, matched_ff_profile;
420 
421  AVHWDeviceContext *device = (AVHWDeviceContext*)device_ref->data;
422  AVVAAPIDeviceContext *hwctx = device->hwctx;
423 
424  codec_desc = avcodec_descriptor_get(avctx->codec_id);
425  if (!codec_desc) {
426  err = AVERROR(EINVAL);
427  goto fail;
428  }
429 
430  profile_count = vaMaxNumProfiles(hwctx->display);
431  profile_list = av_malloc_array(profile_count,
432  sizeof(VAProfile));
433  if (!profile_list) {
434  err = AVERROR(ENOMEM);
435  goto fail;
436  }
437 
438  vas = vaQueryConfigProfiles(hwctx->display,
439  profile_list, &profile_count);
440  if (vas != VA_STATUS_SUCCESS) {
441  av_log(avctx, AV_LOG_ERROR, "Failed to query profiles: "
442  "%d (%s).\n", vas, vaErrorStr(vas));
443  err = AVERROR(ENOSYS);
444  goto fail;
445  }
446 
447  matched_va_profile = VAProfileNone;
448  exact_match = 0;
449 
450  for (i = 0; i < FF_ARRAY_ELEMS(vaapi_profile_map); i++) {
451  int profile_match = 0;
452  if (avctx->codec_id != vaapi_profile_map[i].codec_id)
453  continue;
454  if (avctx->profile == vaapi_profile_map[i].codec_profile ||
455  vaapi_profile_map[i].codec_profile == FF_PROFILE_UNKNOWN)
456  profile_match = 1;
457  for (j = 0; j < profile_count; j++) {
458  if (vaapi_profile_map[i].va_profile == profile_list[j]) {
459  exact_match = profile_match;
460  break;
461  }
462  }
463  if (j < profile_count) {
464  matched_va_profile = vaapi_profile_map[i].va_profile;
465  matched_ff_profile = vaapi_profile_map[i].codec_profile;
466  if (exact_match)
467  break;
468  }
469  }
470  av_freep(&profile_list);
471 
472  if (matched_va_profile == VAProfileNone) {
473  av_log(avctx, AV_LOG_ERROR, "No support for codec %s "
474  "profile %d.\n", codec_desc->name, avctx->profile);
475  err = AVERROR(ENOSYS);
476  goto fail;
477  }
478  if (!exact_match) {
479  if (avctx->hwaccel_flags &
481  av_log(avctx, AV_LOG_VERBOSE, "Codec %s profile %d not "
482  "supported for hardware decode.\n",
483  codec_desc->name, avctx->profile);
484  av_log(avctx, AV_LOG_WARNING, "Using possibly-"
485  "incompatible profile %d instead.\n",
486  matched_ff_profile);
487  } else {
488  av_log(avctx, AV_LOG_VERBOSE, "Codec %s profile %d not "
489  "supported for hardware decode.\n",
490  codec_desc->name, avctx->profile);
491  err = AVERROR(EINVAL);
492  goto fail;
493  }
494  }
495 
496  vas = vaCreateConfig(hwctx->display, matched_va_profile,
497  VAEntrypointVLD, NULL, 0,
498  va_config);
499  if (vas != VA_STATUS_SUCCESS) {
500  av_log(avctx, AV_LOG_ERROR, "Failed to create decode "
501  "configuration: %d (%s).\n", vas, vaErrorStr(vas));
502  err = AVERROR(EIO);
503  goto fail;
504  }
505 
506  hwconfig = av_hwdevice_hwconfig_alloc(device_ref);
507  if (!hwconfig) {
508  err = AVERROR(ENOMEM);
509  goto fail;
510  }
511  hwconfig->config_id = *va_config;
512 
513  constraints =
514  av_hwdevice_get_hwframe_constraints(device_ref, hwconfig);
515  if (!constraints) {
516  err = AVERROR(ENOMEM);
517  goto fail;
518  }
519 
520  if (avctx->coded_width < constraints->min_width ||
521  avctx->coded_height < constraints->min_height ||
522  avctx->coded_width > constraints->max_width ||
523  avctx->coded_height > constraints->max_height) {
524  av_log(avctx, AV_LOG_ERROR, "Hardware does not support image "
525  "size %dx%d (constraints: width %d-%d height %d-%d).\n",
526  avctx->coded_width, avctx->coded_height,
527  constraints->min_width, constraints->max_width,
528  constraints->min_height, constraints->max_height);
529  err = AVERROR(EINVAL);
530  goto fail;
531  }
532  if (!constraints->valid_sw_formats ||
533  constraints->valid_sw_formats[0] == AV_PIX_FMT_NONE) {
534  av_log(avctx, AV_LOG_ERROR, "Hardware does not offer any "
535  "usable surface formats.\n");
536  err = AVERROR(EINVAL);
537  goto fail;
538  }
539 
540  if (frames_ref) {
542 
543  frames->format = AV_PIX_FMT_VAAPI;
544  frames->width = avctx->coded_width;
545  frames->height = avctx->coded_height;
546 
547  err = vaapi_decode_find_best_format(avctx, device,
548  *va_config, frames);
549  if (err < 0)
550  goto fail;
551 
552  frames->initial_pool_size = 1;
553  // Add per-codec number of surfaces used for storing reference frames.
554  switch (avctx->codec_id) {
555  case AV_CODEC_ID_H264:
556  case AV_CODEC_ID_HEVC:
557  frames->initial_pool_size += 16;
558  break;
559  case AV_CODEC_ID_VP9:
560  frames->initial_pool_size += 8;
561  break;
562  case AV_CODEC_ID_VP8:
563  frames->initial_pool_size += 3;
564  break;
565  default:
566  frames->initial_pool_size += 2;
567  }
568  }
569 
570  av_hwframe_constraints_free(&constraints);
571  av_freep(&hwconfig);
572 
573  return 0;
574 
575 fail:
576  av_hwframe_constraints_free(&constraints);
577  av_freep(&hwconfig);
578  if (*va_config != VA_INVALID_ID) {
579  vaDestroyConfig(hwctx->display, *va_config);
580  *va_config = VA_INVALID_ID;
581  }
582  av_freep(&profile_list);
583  return err;
584 }
585 
587  AVBufferRef *hw_frames_ctx)
588 {
589  AVHWFramesContext *hw_frames = (AVHWFramesContext *)hw_frames_ctx->data;
590  AVHWDeviceContext *device_ctx = hw_frames->device_ctx;
591  AVVAAPIDeviceContext *hwctx;
592  VAConfigID va_config = VA_INVALID_ID;
593  int err;
594 
595  if (device_ctx->type != AV_HWDEVICE_TYPE_VAAPI)
596  return AVERROR(EINVAL);
597  hwctx = device_ctx->hwctx;
598 
599  err = vaapi_decode_make_config(avctx, hw_frames->device_ref, &va_config,
600  hw_frames_ctx);
601  if (err)
602  return err;
603 
604  if (va_config != VA_INVALID_ID)
605  vaDestroyConfig(hwctx->display, va_config);
606 
607  return 0;
608 }
609 
611 {
613  VAStatus vas;
614  int err;
615 
616  ctx->va_config = VA_INVALID_ID;
617  ctx->va_context = VA_INVALID_ID;
618 
619 #if FF_API_STRUCT_VAAPI_CONTEXT
620  if (avctx->hwaccel_context) {
621  av_log(avctx, AV_LOG_WARNING, "Using deprecated struct "
622  "vaapi_context in decode.\n");
623 
624  ctx->have_old_context = 1;
625  ctx->old_context = avctx->hwaccel_context;
626 
627  // Really we only want the VAAPI device context, but this
628  // allocates a whole generic device context because we don't
629  // have any other way to determine how big it should be.
630  ctx->device_ref =
632  if (!ctx->device_ref) {
633  err = AVERROR(ENOMEM);
634  goto fail;
635  }
636  ctx->device = (AVHWDeviceContext*)ctx->device_ref->data;
637  ctx->hwctx = ctx->device->hwctx;
638 
639  ctx->hwctx->display = ctx->old_context->display;
640 
641  // The old VAAPI decode setup assumed this quirk was always
642  // present, so set it here to avoid the behaviour changing.
643  ctx->hwctx->driver_quirks =
645 
646  }
647 #endif
648 
649 #if FF_API_STRUCT_VAAPI_CONTEXT
650  if (ctx->have_old_context) {
651  ctx->va_config = ctx->old_context->config_id;
652  ctx->va_context = ctx->old_context->context_id;
653 
654  av_log(avctx, AV_LOG_DEBUG, "Using user-supplied decoder "
655  "context: %#x/%#x.\n", ctx->va_config, ctx->va_context);
656  } else {
657 #endif
658 
660  if (err < 0)
661  goto fail;
662 
663  ctx->frames = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
664  ctx->hwfc = ctx->frames->hwctx;
665  ctx->device = ctx->frames->device_ctx;
666  ctx->hwctx = ctx->device->hwctx;
667 
668  err = vaapi_decode_make_config(avctx, ctx->frames->device_ref,
669  &ctx->va_config, avctx->hw_frames_ctx);
670  if (err)
671  goto fail;
672 
673  vas = vaCreateContext(ctx->hwctx->display, ctx->va_config,
674  avctx->coded_width, avctx->coded_height,
675  VA_PROGRESSIVE,
676  ctx->hwfc->surface_ids,
677  ctx->hwfc->nb_surfaces,
678  &ctx->va_context);
679  if (vas != VA_STATUS_SUCCESS) {
680  av_log(avctx, AV_LOG_ERROR, "Failed to create decode "
681  "context: %d (%s).\n", vas, vaErrorStr(vas));
682  err = AVERROR(EIO);
683  goto fail;
684  }
685 
686  av_log(avctx, AV_LOG_DEBUG, "Decode context initialised: "
687  "%#x/%#x.\n", ctx->va_config, ctx->va_context);
688 #if FF_API_STRUCT_VAAPI_CONTEXT
689  }
690 #endif
691 
692  return 0;
693 
694 fail:
695  ff_vaapi_decode_uninit(avctx);
696  return err;
697 }
698 
700 {
702  VAStatus vas;
703 
704 #if FF_API_STRUCT_VAAPI_CONTEXT
705  if (ctx->have_old_context) {
707  } else {
708 #endif
709 
710  if (ctx->va_context != VA_INVALID_ID) {
711  vas = vaDestroyContext(ctx->hwctx->display, ctx->va_context);
712  if (vas != VA_STATUS_SUCCESS) {
713  av_log(avctx, AV_LOG_ERROR, "Failed to destroy decode "
714  "context %#x: %d (%s).\n",
715  ctx->va_context, vas, vaErrorStr(vas));
716  }
717  }
718  if (ctx->va_config != VA_INVALID_ID) {
719  vas = vaDestroyConfig(ctx->hwctx->display, ctx->va_config);
720  if (vas != VA_STATUS_SUCCESS) {
721  av_log(avctx, AV_LOG_ERROR, "Failed to destroy decode "
722  "configuration %#x: %d (%s).\n",
723  ctx->va_config, vas, vaErrorStr(vas));
724  }
725  }
726 
727 #if FF_API_STRUCT_VAAPI_CONTEXT
728  }
729 #endif
730 
731  return 0;
732 }
This struct aggregates all the (hardware/vendor-specific) "high-level" state, i.e.
Definition: hwcontext.h:60
#define NULL
Definition: coverity.c:32
#define P
static const char * format[]
Definition: af_aiir.c:311
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
int size
VAAPI-specific data associated with a frame pool.
static const struct @130 vaapi_format_map[]
int coded_width
Bitstream width / height, may be different from width/height e.g.
Definition: avcodec.h:1705
#define AV_LOG_WARNING
Something somehow does not look correct.
Definition: log.h:182
VASurfaceAttrib * attributes
Set by the user to apply surface attributes to all surfaces in the frame pool.
static void ff_vaapi_decode_destroy_buffers(AVCodecContext *avctx, VAAPIDecodePicture *pic)
Definition: vaapi_decode.c:122
int ff_vaapi_decode_make_param_buffer(AVCodecContext *avctx, VAAPIDecodePicture *pic, int type, const void *data, size_t size)
Definition: vaapi_decode.c:29
uint32_t fourcc
Definition: vaapi_decode.c:236
VASurfaceAttrib pixel_format_attribute
Definition: vaapi_decode.h:76
enum AVPixelFormat pix_fmt
Definition: vaapi_decode.c:237
uint32_t context_id
Context ID (video decode pipeline)
Definition: vaapi.h:79
FF_ENABLE_DEPRECATION_WARNINGS AVHWDeviceContext * device
Definition: vaapi_decode.h:67
int width
The allocated dimensions of the frames in this pool.
Definition: hwcontext.h:228
void * av_hwdevice_hwconfig_alloc(AVBufferRef *ref)
Allocate a HW-specific configuration structure for a given HW device.
Definition: hwcontext.c:526
enum AVPixelFormat format
The pixel format identifying the underlying HW surface type.
Definition: hwcontext.h:208
int profile
profile
Definition: avcodec.h:2843
int max_width
The maximum size of frames in this hw_frames_ctx.
Definition: hwcontext.h:457
Definition: ftp.c:34
int ff_vaapi_common_frame_params(AVCodecContext *avctx, AVBufferRef *hw_frames_ctx)
Definition: vaapi_decode.c:586
void av_hwframe_constraints_free(AVHWFramesConstraints **constraints)
Free an AVHWFrameConstraints structure.
Definition: hwcontext.c:562
static int vaapi_decode_find_best_format(AVCodecContext *avctx, AVHWDeviceContext *device, VAConfigID config_id, AVHWFramesContext *frames)
Definition: vaapi_decode.c:271
#define av_assert0(cond)
assert() equivalent, that is always enabled.
Definition: avassert.h:37
int ff_vaapi_decode_uninit(AVCodecContext *avctx)
Definition: vaapi_decode.c:699
static char buffer[20]
Definition: seek.c:32
void * hwaccel_context
Hardware accelerator context.
Definition: avcodec.h:2686
int ff_vaapi_decode_issue(AVCodecContext *avctx, VAAPIDecodePicture *pic)
Definition: vaapi_decode.c:150
AVHWFramesContext * frames
Definition: vaapi_decode.h:70
void * hwctx
The format-specific data, allocated and freed by libavutil along with this context.
Definition: hwcontext.h:91
const char data[16]
Definition: mxf.c:90
#define CONFIG_VAAPI_1
Definition: config.h:656
AVVAAPIDeviceContext * hwctx
Definition: vaapi_decode.h:68
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
void * av_realloc_array(void *ptr, size_t nmemb, size_t size)
Allocate, reallocate, or free an array.
Definition: mem.c:198
#define av_log(a,...)
int codec_profile
Definition: vaapi_decode.c:363
The driver does not destroy parameter buffers when they are used by vaRenderPicture().
AVCodecID
Identify the syntax and semantics of the bitstream.
Definition: avcodec.h:215
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
AVVAAPIFramesContext * hwfc
Definition: vaapi_decode.h:71
VAAPI hardware pipeline configuration details.
#define AVERROR(e)
Definition: error.h:43
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
Definition: log.h:197
simple assert() macros that are a bit more flexible than ISO C assert().
VAProfile va_profile
Definition: vaapi_decode.c:364
#define fail()
Definition: checkasm.h:116
FF_DISABLE_DEPRECATION_WARNINGS int have_old_context
Definition: vaapi_decode.h:61
const AVCodecDescriptor * avcodec_descriptor_get(enum AVCodecID id)
Definition: codec_desc.c:3135
int initial_pool_size
Initial size of the frame pool.
Definition: hwcontext.h:198
AVHWDeviceContext * device_ctx
The parent AVHWDeviceContext.
Definition: hwcontext.h:148
int ff_vaapi_decode_init(AVCodecContext *avctx)
Definition: vaapi_decode.c:610
AVBufferRef * device_ref
Definition: vaapi_decode.h:63
AVBufferRef * hw_frames_ctx
A reference to the AVHWFramesContext describing the input (for encoding) or output (decoding) frames...
Definition: avcodec.h:3197
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:2844
AVFormatContext * ctx
Definition: movenc.c:48
VABufferID * slice_buffers
Definition: vaapi_decode.h:51
enum AVCodecID codec_id
Definition: vaapi_decode.c:362
struct vaapi_context * old_context
Definition: vaapi_decode.h:62
int frames
Definition: movenc.c:65
if(ret< 0)
Definition: vf_mcdeint.c:279
#define FF_ARRAY_ELEMS(a)
VABufferID param_buffers[MAX_PARAM_BUFFERS]
Definition: vaapi_decode.h:48
VADisplay display
The VADisplay handle, to be filled by the user.
VASurfaceID output_surface
Definition: vaapi_decode.h:45
void * display
Window system dependent data.
Definition: vaapi.h:63
int min_width
The minimum size of frames in this hw_frames_ctx.
Definition: hwcontext.h:450
AVBufferRef * av_hwdevice_ctx_alloc(enum AVHWDeviceType type)
Allocate an AVHWDeviceContext for a given hardware type.
Definition: hwcontext.c:138
Libavcodec external API header.
This struct describes the constraints on hardware frames attached to a given device with a hardware-s...
Definition: hwcontext.h:432
enum AVCodecID codec_id
Definition: avcodec.h:1528
main external API structure.
Definition: avcodec.h:1518
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:537
uint8_t * data
The data buffer.
Definition: buffer.h:89
void * hwctx
The format-specific data, allocated and freed automatically along with this context.
Definition: hwcontext.h:161
unsigned int driver_quirks
Driver quirks to apply - this is filled by av_hwdevice_ctx_init(), with reference to a table of known...
int coded_height
Definition: avcodec.h:1705
int index
Definition: gxfenc.c:89
This struct describes a set or pool of "hardware" frames (i.e.
Definition: hwcontext.h:123
cl_device_type type
const char * name
Name of the codec described by this descriptor.
Definition: avcodec.h:707
int ff_vaapi_decode_cancel(AVCodecContext *avctx, VAAPIDecodePicture *pic)
Definition: vaapi_decode.c:222
This struct describes the properties of a single codec described by an AVCodecID. ...
Definition: avcodec.h:699
VAContextID va_context
Definition: vaapi_decode.h:57
int ff_decode_get_hw_frames_ctx(AVCodecContext *avctx, enum AVHWDeviceType dev_type)
Make sure avctx.hw_frames_ctx is set.
Definition: decode.c:1150
AVBufferRef * device_ref
A reference to the parent AVHWDeviceContext.
Definition: hwcontext.h:140
A reference to a data buffer.
Definition: buffer.h:81
common internal api header.
common internal and external API header
void * hwaccel_priv_data
hwaccel-specific private data
Definition: internal.h:190
enum AVPixelFormat av_find_best_pix_fmt_of_2(enum AVPixelFormat dst_pix_fmt1, enum AVPixelFormat dst_pix_fmt2, enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr)
Compute what kind of losses will occur when converting from one specific pixel format to another...
Definition: pixdesc.c:2653
VAConfigID va_config
Definition: vaapi_decode.h:56
struct AVCodecInternal * internal
Private context used for internal data.
Definition: avcodec.h:1553
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:444
#define H
Definition: pixlet.c:39
VAAPI connection details.
#define MAP(va, av)
VAConfigID config_id
ID of a VAAPI pipeline configuration.
static int vaapi_decode_make_config(AVCodecContext *avctx, AVBufferRef *device_ref, VAConfigID *va_config, AVBufferRef *frames_ref)
Definition: vaapi_decode.c:408
#define av_freep(p)
VASurfaceID * surface_ids
The surfaces IDs of all surfaces in the pool after creation.
#define AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH
Hardware acceleration should still be attempted for decoding when the codec profile does not match th...
Definition: avcodec.h:3772
int hwaccel_flags
Bit set of AV_HWACCEL_FLAG_* flags, which affect hardware accelerated decoding (if active)...
Definition: avcodec.h:3258
#define av_malloc_array(a, b)
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:2279
static const struct @131 vaapi_profile_map[]
enum AVPixelFormat sw_format
The pixel format identifying the actual data layout of the hardware frames.
Definition: hwcontext.h:221
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
int ff_vaapi_decode_make_slice_buffer(AVCodecContext *avctx, VAAPIDecodePicture *pic, const void *params_data, size_t params_size, const void *slice_data, size_t slice_size)
Definition: vaapi_decode.c:58
enum AVPixelFormat sw_pix_fmt
Nominal unaccelerated pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:3047
uint32_t config_id
Configuration ID.
Definition: vaapi.h:71
#define V
Definition: avdct.c:30