FFmpeg  4.4.5
dxva2.c
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1 /*
2  * DXVA2 HW acceleration.
3  *
4  * copyright (c) 2010 Laurent Aimar
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #include <assert.h>
24 #include <string.h>
25 #include <initguid.h>
26 
27 #include "libavutil/common.h"
28 #include "libavutil/log.h"
29 #include "libavutil/time.h"
30 
31 #include "avcodec.h"
32 #include "decode.h"
33 #include "dxva2_internal.h"
34 
35 /* define all the GUIDs used directly here,
36  to avoid problems with inconsistent dxva2api.h versions in mingw-w64 and different MSVC version */
37 DEFINE_GUID(ff_DXVA2_ModeMPEG2_VLD, 0xee27417f, 0x5e28,0x4e65,0xbe,0xea,0x1d,0x26,0xb5,0x08,0xad,0xc9);
38 DEFINE_GUID(ff_DXVA2_ModeMPEG2and1_VLD, 0x86695f12, 0x340e,0x4f04,0x9f,0xd3,0x92,0x53,0xdd,0x32,0x74,0x60);
39 DEFINE_GUID(ff_DXVA2_ModeH264_E, 0x1b81be68, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
40 DEFINE_GUID(ff_DXVA2_ModeH264_F, 0x1b81be69, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
41 DEFINE_GUID(ff_DXVADDI_Intel_ModeH264_E, 0x604F8E68, 0x4951,0x4C54,0x88,0xFE,0xAB,0xD2,0x5C,0x15,0xB3,0xD6);
42 DEFINE_GUID(ff_DXVA2_ModeVC1_D, 0x1b81beA3, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
43 DEFINE_GUID(ff_DXVA2_ModeVC1_D2010, 0x1b81beA4, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
44 DEFINE_GUID(ff_DXVA2_ModeHEVC_VLD_Main, 0x5b11d51b, 0x2f4c,0x4452,0xbc,0xc3,0x09,0xf2,0xa1,0x16,0x0c,0xc0);
45 DEFINE_GUID(ff_DXVA2_ModeHEVC_VLD_Main10,0x107af0e0, 0xef1a,0x4d19,0xab,0xa8,0x67,0xa1,0x63,0x07,0x3d,0x13);
46 DEFINE_GUID(ff_DXVA2_ModeVP9_VLD_Profile0,0x463707f8,0xa1d0,0x4585,0x87,0x6d,0x83,0xaa,0x6d,0x60,0xb8,0x9e);
47 DEFINE_GUID(ff_DXVA2_ModeVP9_VLD_10bit_Profile2,0xa4c749ef,0x6ecf,0x48aa,0x84,0x48,0x50,0xa7,0xa1,0x16,0x5f,0xf7);
48 DEFINE_GUID(ff_DXVA2_ModeAV1_VLD_Profile0,0xb8be4ccb,0xcf53,0x46ba,0x8d,0x59,0xd6,0xb8,0xa6,0xda,0x5d,0x2a);
49 DEFINE_GUID(ff_DXVA2_NoEncrypt, 0x1b81beD0, 0xa0c7,0x11d3,0xb9,0x84,0x00,0xc0,0x4f,0x2e,0x73,0xc5);
50 DEFINE_GUID(ff_GUID_NULL, 0x00000000, 0x0000,0x0000,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00);
51 DEFINE_GUID(ff_IID_IDirectXVideoDecoderService, 0xfc51a551,0xd5e7,0x11d9,0xaf,0x55,0x00,0x05,0x4e,0x43,0xff,0x02);
52 
53 typedef struct dxva_mode {
54  const GUID *guid;
55  enum AVCodecID codec;
56  // List of supported profiles, terminated by a FF_PROFILE_UNKNOWN entry.
57  // If NULL, don't check profile.
58  const int *profiles;
59 } dxva_mode;
60 
68 static const int prof_hevc_main[] = {FF_PROFILE_HEVC_MAIN,
72 static const int prof_vp9_profile0[] = {FF_PROFILE_VP9_0,
74 static const int prof_vp9_profile2[] = {FF_PROFILE_VP9_2,
76 static const int prof_av1_profile0[] = {FF_PROFILE_AV1_MAIN,
78 
79 static const dxva_mode dxva_modes[] = {
80  /* MPEG-2 */
81  { &ff_DXVA2_ModeMPEG2_VLD, AV_CODEC_ID_MPEG2VIDEO, prof_mpeg2_main },
82  { &ff_DXVA2_ModeMPEG2and1_VLD, AV_CODEC_ID_MPEG2VIDEO, prof_mpeg2_main },
83 
84  /* H.264 */
85  { &ff_DXVA2_ModeH264_F, AV_CODEC_ID_H264, prof_h264_high },
86  { &ff_DXVA2_ModeH264_E, AV_CODEC_ID_H264, prof_h264_high },
87  /* Intel specific H.264 mode */
88  { &ff_DXVADDI_Intel_ModeH264_E, AV_CODEC_ID_H264, prof_h264_high },
89 
90  /* VC-1 / WMV3 */
91  { &ff_DXVA2_ModeVC1_D2010, AV_CODEC_ID_VC1 },
92  { &ff_DXVA2_ModeVC1_D2010, AV_CODEC_ID_WMV3 },
93  { &ff_DXVA2_ModeVC1_D, AV_CODEC_ID_VC1 },
94  { &ff_DXVA2_ModeVC1_D, AV_CODEC_ID_WMV3 },
95 
96  /* HEVC/H.265 */
97  { &ff_DXVA2_ModeHEVC_VLD_Main10, AV_CODEC_ID_HEVC, prof_hevc_main10 },
98  { &ff_DXVA2_ModeHEVC_VLD_Main, AV_CODEC_ID_HEVC, prof_hevc_main },
99 
100  /* VP8/9 */
101  { &ff_DXVA2_ModeVP9_VLD_Profile0, AV_CODEC_ID_VP9, prof_vp9_profile0 },
102  { &ff_DXVA2_ModeVP9_VLD_10bit_Profile2, AV_CODEC_ID_VP9, prof_vp9_profile2 },
103 
104  /* AV1 */
105  { &ff_DXVA2_ModeAV1_VLD_Profile0, AV_CODEC_ID_AV1, prof_av1_profile0 },
106 
107  { NULL, 0 },
108 };
109 
111  const void *cfg_list,
112  unsigned cfg_count)
113 {
115  unsigned i, best_score = 0;
116  int best_cfg = -1;
117 
118  for (i = 0; i < cfg_count; i++) {
119  unsigned score;
120  UINT ConfigBitstreamRaw;
121  GUID guidConfigBitstreamEncryption;
122 
123 #if CONFIG_D3D11VA
124  if (sctx->pix_fmt == AV_PIX_FMT_D3D11) {
125  D3D11_VIDEO_DECODER_CONFIG *cfg = &((D3D11_VIDEO_DECODER_CONFIG *)cfg_list)[i];
126  ConfigBitstreamRaw = cfg->ConfigBitstreamRaw;
127  guidConfigBitstreamEncryption = cfg->guidConfigBitstreamEncryption;
128  }
129 #endif
130 #if CONFIG_DXVA2
131  if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
132  DXVA2_ConfigPictureDecode *cfg = &((DXVA2_ConfigPictureDecode *)cfg_list)[i];
133  ConfigBitstreamRaw = cfg->ConfigBitstreamRaw;
134  guidConfigBitstreamEncryption = cfg->guidConfigBitstreamEncryption;
135  }
136 #endif
137 
138  if (ConfigBitstreamRaw == 1)
139  score = 1;
140  else if (avctx->codec_id == AV_CODEC_ID_H264 && ConfigBitstreamRaw == 2)
141  score = 2;
142  else
143  continue;
144  if (IsEqualGUID(&guidConfigBitstreamEncryption, &ff_DXVA2_NoEncrypt))
145  score += 16;
146  if (score > best_score) {
147  best_score = score;
148  best_cfg = i;
149  }
150  }
151 
152  if (!best_score) {
153  av_log(avctx, AV_LOG_VERBOSE, "No valid decoder configuration available\n");
154  return AVERROR(EINVAL);
155  }
156 
157  return best_cfg;
158 }
159 
160 #if CONFIG_D3D11VA
161 static int d3d11va_validate_output(void *service, GUID guid, const void *surface_format)
162 {
163  HRESULT hr;
164  BOOL is_supported = FALSE;
165  hr = ID3D11VideoDevice_CheckVideoDecoderFormat((ID3D11VideoDevice *)service,
166  &guid,
167  *(DXGI_FORMAT *)surface_format,
168  &is_supported);
169  return SUCCEEDED(hr) && is_supported;
170 }
171 #endif
172 
173 #if CONFIG_DXVA2
174 static int dxva2_validate_output(void *decoder_service, GUID guid, const void *surface_format)
175 {
176  HRESULT hr;
177  int ret = 0;
178  unsigned j, target_count;
179  D3DFORMAT *target_list;
180  hr = IDirectXVideoDecoderService_GetDecoderRenderTargets((IDirectXVideoDecoderService *)decoder_service, &guid, &target_count, &target_list);
181  if (SUCCEEDED(hr)) {
182  for (j = 0; j < target_count; j++) {
183  const D3DFORMAT format = target_list[j];
184  if (format == *(D3DFORMAT *)surface_format) {
185  ret = 1;
186  break;
187  }
188  }
189  CoTaskMemFree(target_list);
190  }
191  return ret;
192 }
193 #endif
194 
196 {
197  if (mode->codec != avctx->codec_id)
198  return 0;
199 
200  if (mode->profiles && !(avctx->hwaccel_flags & AV_HWACCEL_FLAG_ALLOW_PROFILE_MISMATCH)) {
201  int i, found = 0;
202  for (i = 0; mode->profiles[i] != FF_PROFILE_UNKNOWN; i++) {
203  if (avctx->profile == mode->profiles[i]) {
204  found = 1;
205  break;
206  }
207  }
208  if (!found)
209  return 0;
210  }
211 
212  return 1;
213 }
214 
215 static void dxva_list_guids_debug(AVCodecContext *avctx, void *service,
216  unsigned guid_count, const GUID *guid_list)
217 {
219  int i;
220 
221  av_log(avctx, AV_LOG_VERBOSE, "Decoder GUIDs reported as supported:\n");
222 
223  for (i = 0; i < guid_count; i++) {
224  const GUID *guid = &guid_list[i];
225 
226  av_log(avctx, AV_LOG_VERBOSE,
227  "{%8.8x-%4.4x-%4.4x-%2.2x%2.2x-%2.2x%2.2x%2.2x%2.2x%2.2x%2.2x}",
228  (unsigned) guid->Data1, guid->Data2, guid->Data3,
229  guid->Data4[0], guid->Data4[1],
230  guid->Data4[2], guid->Data4[3],
231  guid->Data4[4], guid->Data4[5],
232  guid->Data4[6], guid->Data4[7]);
233 
234 #if CONFIG_D3D11VA
235  if (sctx->pix_fmt == AV_PIX_FMT_D3D11) {
236  DXGI_FORMAT format;
237  // We don't know the maximum valid DXGI_FORMAT, so use 200 as
238  // arbitrary upper bound (that could become outdated).
239  for (format = 0; format < 200; format++) {
240  if (d3d11va_validate_output(service, *guid, &format))
241  av_log(avctx, AV_LOG_VERBOSE, " %d", (int)format);
242  }
243  }
244 #endif
245 #if CONFIG_DXVA2
246  if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
247  const D3DFORMAT formats[] = {MKTAG('N', 'V', '1', '2'),
248  MKTAG('P', '0', '1', '0')};
249  int i;
250  for (i = 0; i < FF_ARRAY_ELEMS(formats); i++) {
251  if (dxva2_validate_output(service, *guid, &formats[i]))
252  av_log(avctx, AV_LOG_VERBOSE, " %d", i);
253  }
254  }
255 #endif
256  av_log(avctx, AV_LOG_VERBOSE, "\n");
257  }
258 }
259 
260 static int dxva_get_decoder_guid(AVCodecContext *avctx, void *service, void *surface_format,
261  unsigned guid_count, const GUID *guid_list, GUID *decoder_guid)
262 {
264  unsigned i, j;
265 
266  dxva_list_guids_debug(avctx, service, guid_count, guid_list);
267 
268  *decoder_guid = ff_GUID_NULL;
269  for (i = 0; dxva_modes[i].guid; i++) {
270  const dxva_mode *mode = &dxva_modes[i];
271  int validate;
273  continue;
274 
275  for (j = 0; j < guid_count; j++) {
276  if (IsEqualGUID(mode->guid, &guid_list[j]))
277  break;
278  }
279  if (j == guid_count)
280  continue;
281 
282 #if CONFIG_D3D11VA
283  if (sctx->pix_fmt == AV_PIX_FMT_D3D11)
284  validate = d3d11va_validate_output(service, *mode->guid, surface_format);
285 #endif
286 #if CONFIG_DXVA2
287  if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
288  validate = dxva2_validate_output(service, *mode->guid, surface_format);
289 #endif
290  if (validate) {
291  *decoder_guid = *mode->guid;
292  break;
293  }
294  }
295 
296  if (IsEqualGUID(decoder_guid, &ff_GUID_NULL)) {
297  av_log(avctx, AV_LOG_VERBOSE, "No decoder device for codec found\n");
298  return AVERROR(EINVAL);
299  }
300 
301  if (IsEqualGUID(decoder_guid, &ff_DXVADDI_Intel_ModeH264_E))
303 
304  return 0;
305 }
306 
307 static void bufref_free_interface(void *opaque, uint8_t *data)
308 {
309  IUnknown_Release((IUnknown *)opaque);
310 }
311 
312 static AVBufferRef *bufref_wrap_interface(IUnknown *iface)
313 {
314  return av_buffer_create((uint8_t*)iface, 1, bufref_free_interface, iface, 0);
315 }
316 
317 #if CONFIG_DXVA2
318 
319 static int dxva2_get_decoder_configuration(AVCodecContext *avctx, const GUID *device_guid,
320  const DXVA2_VideoDesc *desc,
321  DXVA2_ConfigPictureDecode *config)
322 {
324  unsigned cfg_count;
325  DXVA2_ConfigPictureDecode *cfg_list;
326  HRESULT hr;
327  int ret;
328 
329  hr = IDirectXVideoDecoderService_GetDecoderConfigurations(sctx->dxva2_service, device_guid, desc, NULL, &cfg_count, &cfg_list);
330  if (FAILED(hr)) {
331  av_log(avctx, AV_LOG_ERROR, "Unable to retrieve decoder configurations\n");
332  return AVERROR(EINVAL);
333  }
334 
335  ret = dxva_get_decoder_configuration(avctx, cfg_list, cfg_count);
336  if (ret >= 0)
337  *config = cfg_list[ret];
338  CoTaskMemFree(cfg_list);
339  return ret;
340 }
341 
342 static int dxva2_create_decoder(AVCodecContext *avctx)
343 {
345  GUID *guid_list;
346  unsigned guid_count;
347  GUID device_guid;
348  D3DFORMAT surface_format = avctx->sw_pix_fmt == AV_PIX_FMT_YUV420P10 ?
349  MKTAG('P', '0', '1', '0') : MKTAG('N', 'V', '1', '2');
350  DXVA2_VideoDesc desc = { 0 };
351  DXVA2_ConfigPictureDecode config;
352  HRESULT hr;
353  int ret;
354  HANDLE device_handle;
355  AVHWFramesContext *frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
356  AVDXVA2FramesContext *frames_hwctx = frames_ctx->hwctx;
357  AVDXVA2DeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
358 
359  hr = IDirect3DDeviceManager9_OpenDeviceHandle(device_hwctx->devmgr,
360  &device_handle);
361  if (FAILED(hr)) {
362  av_log(avctx, AV_LOG_ERROR, "Failed to open a device handle\n");
363  goto fail;
364  }
365 
366  hr = IDirect3DDeviceManager9_GetVideoService(device_hwctx->devmgr, device_handle,
367  &ff_IID_IDirectXVideoDecoderService,
368  (void **)&sctx->dxva2_service);
369  IDirect3DDeviceManager9_CloseDeviceHandle(device_hwctx->devmgr, device_handle);
370  if (FAILED(hr)) {
371  av_log(avctx, AV_LOG_ERROR, "Failed to create IDirectXVideoDecoderService\n");
372  goto fail;
373  }
374 
375  hr = IDirectXVideoDecoderService_GetDecoderDeviceGuids(sctx->dxva2_service, &guid_count, &guid_list);
376  if (FAILED(hr)) {
377  av_log(avctx, AV_LOG_ERROR, "Failed to retrieve decoder device GUIDs\n");
378  goto fail;
379  }
380 
381  ret = dxva_get_decoder_guid(avctx, sctx->dxva2_service, &surface_format,
382  guid_count, guid_list, &device_guid);
383  CoTaskMemFree(guid_list);
384  if (ret < 0) {
385  goto fail;
386  }
387 
388  desc.SampleWidth = avctx->coded_width;
389  desc.SampleHeight = avctx->coded_height;
390  desc.Format = surface_format;
391 
392  ret = dxva2_get_decoder_configuration(avctx, &device_guid, &desc, &config);
393  if (ret < 0) {
394  goto fail;
395  }
396 
397  hr = IDirectXVideoDecoderService_CreateVideoDecoder(sctx->dxva2_service, &device_guid,
398  &desc, &config, frames_hwctx->surfaces,
399  frames_hwctx->nb_surfaces, &sctx->dxva2_decoder);
400  if (FAILED(hr)) {
401  av_log(avctx, AV_LOG_ERROR, "Failed to create DXVA2 video decoder\n");
402  goto fail;
403  }
404 
405  sctx->dxva2_config = config;
406 
407  sctx->decoder_ref = bufref_wrap_interface((IUnknown *)sctx->dxva2_decoder);
408  if (!sctx->decoder_ref)
409  return AVERROR(ENOMEM);
410 
411  return 0;
412 fail:
413  return AVERROR(EINVAL);
414 }
415 
416 #endif
417 
418 #if CONFIG_D3D11VA
419 
420 static int d3d11va_get_decoder_configuration(AVCodecContext *avctx,
421  ID3D11VideoDevice *video_device,
422  const D3D11_VIDEO_DECODER_DESC *desc,
423  D3D11_VIDEO_DECODER_CONFIG *config)
424 {
425  unsigned cfg_count = 0;
426  D3D11_VIDEO_DECODER_CONFIG *cfg_list = NULL;
427  HRESULT hr;
428  int i, ret;
429 
430  hr = ID3D11VideoDevice_GetVideoDecoderConfigCount(video_device, desc, &cfg_count);
431  if (FAILED(hr)) {
432  av_log(avctx, AV_LOG_ERROR, "Unable to retrieve decoder configurations\n");
433  return AVERROR(EINVAL);
434  }
435 
436  cfg_list = av_malloc_array(cfg_count, sizeof(D3D11_VIDEO_DECODER_CONFIG));
437  if (cfg_list == NULL)
438  return AVERROR(ENOMEM);
439  for (i = 0; i < cfg_count; i++) {
440  hr = ID3D11VideoDevice_GetVideoDecoderConfig(video_device, desc, i, &cfg_list[i]);
441  if (FAILED(hr)) {
442  av_log(avctx, AV_LOG_ERROR, "Unable to retrieve decoder configurations. (hr=0x%lX)\n", hr);
443  av_free(cfg_list);
444  return AVERROR(EINVAL);
445  }
446  }
447 
448  ret = dxva_get_decoder_configuration(avctx, cfg_list, cfg_count);
449  if (ret >= 0)
450  *config = cfg_list[ret];
451  av_free(cfg_list);
452  return ret;
453 }
454 
455 static DXGI_FORMAT d3d11va_map_sw_to_hw_format(enum AVPixelFormat pix_fmt)
456 {
457  switch (pix_fmt) {
458  case AV_PIX_FMT_NV12: return DXGI_FORMAT_NV12;
459  case AV_PIX_FMT_P010: return DXGI_FORMAT_P010;
460  case AV_PIX_FMT_YUV420P: return DXGI_FORMAT_420_OPAQUE;
461  default: return DXGI_FORMAT_UNKNOWN;
462  }
463 }
464 
465 static int d3d11va_create_decoder(AVCodecContext *avctx)
466 {
468  GUID *guid_list;
469  unsigned guid_count, i;
470  GUID decoder_guid;
471  D3D11_VIDEO_DECODER_DESC desc = { 0 };
472  D3D11_VIDEO_DECODER_CONFIG config;
473  AVHWFramesContext *frames_ctx = (AVHWFramesContext *)avctx->hw_frames_ctx->data;
474  AVD3D11VADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
475  AVD3D11VAFramesContext *frames_hwctx = frames_ctx->hwctx;
476  DXGI_FORMAT surface_format = d3d11va_map_sw_to_hw_format(frames_ctx->sw_format);
477  D3D11_TEXTURE2D_DESC texdesc;
478  HRESULT hr;
479  int ret;
480 
481  if (!frames_hwctx->texture) {
482  av_log(avctx, AV_LOG_ERROR, "AVD3D11VAFramesContext.texture not set.\n");
483  return AVERROR(EINVAL);
484  }
485  ID3D11Texture2D_GetDesc(frames_hwctx->texture, &texdesc);
486 
487  guid_count = ID3D11VideoDevice_GetVideoDecoderProfileCount(device_hwctx->video_device);
488  guid_list = av_malloc_array(guid_count, sizeof(*guid_list));
489  if (guid_list == NULL || guid_count == 0) {
490  av_log(avctx, AV_LOG_ERROR, "Failed to get the decoder GUIDs\n");
491  av_free(guid_list);
492  return AVERROR(EINVAL);
493  }
494  for (i = 0; i < guid_count; i++) {
495  hr = ID3D11VideoDevice_GetVideoDecoderProfile(device_hwctx->video_device, i, &guid_list[i]);
496  if (FAILED(hr)) {
497  av_log(avctx, AV_LOG_ERROR, "Failed to retrieve decoder GUID %d\n", i);
498  av_free(guid_list);
499  return AVERROR(EINVAL);
500  }
501  }
502 
503  ret = dxva_get_decoder_guid(avctx, device_hwctx->video_device, &surface_format,
504  guid_count, guid_list, &decoder_guid);
505  av_free(guid_list);
506  if (ret < 0)
507  return AVERROR(EINVAL);
508 
509  desc.SampleWidth = avctx->coded_width;
510  desc.SampleHeight = avctx->coded_height;
511  desc.OutputFormat = surface_format;
512  desc.Guid = decoder_guid;
513 
514  ret = d3d11va_get_decoder_configuration(avctx, device_hwctx->video_device, &desc, &config);
515  if (ret < 0)
516  return AVERROR(EINVAL);
517 
518  sctx->d3d11_views = av_mallocz_array(texdesc.ArraySize, sizeof(sctx->d3d11_views[0]));
519  if (!sctx->d3d11_views)
520  return AVERROR(ENOMEM);
521  sctx->nb_d3d11_views = texdesc.ArraySize;
522 
523  for (i = 0; i < sctx->nb_d3d11_views; i++) {
524  D3D11_VIDEO_DECODER_OUTPUT_VIEW_DESC viewDesc = {
525  .DecodeProfile = decoder_guid,
526  .ViewDimension = D3D11_VDOV_DIMENSION_TEXTURE2D,
527  .Texture2D = {
528  .ArraySlice = i,
529  }
530  };
531  hr = ID3D11VideoDevice_CreateVideoDecoderOutputView(device_hwctx->video_device,
532  (ID3D11Resource*) frames_hwctx->texture,
533  &viewDesc,
534  (ID3D11VideoDecoderOutputView**) &sctx->d3d11_views[i]);
535  if (FAILED(hr)) {
536  av_log(avctx, AV_LOG_ERROR, "Could not create the decoder output view %d\n", i);
537  return AVERROR_UNKNOWN;
538  }
539  }
540 
541  hr = ID3D11VideoDevice_CreateVideoDecoder(device_hwctx->video_device, &desc,
542  &config, &sctx->d3d11_decoder);
543  if (FAILED(hr)) {
544  av_log(avctx, AV_LOG_ERROR, "Failed to create D3D11VA video decoder\n");
545  return AVERROR(EINVAL);
546  }
547 
548  sctx->d3d11_config = config;
549  sctx->d3d11_texture = frames_hwctx->texture;
550 
551  sctx->decoder_ref = bufref_wrap_interface((IUnknown *)sctx->d3d11_decoder);
552  if (!sctx->decoder_ref)
553  return AVERROR(ENOMEM);
554 
555  return 0;
556 }
557 
558 #endif
559 
560 static void ff_dxva2_lock(AVCodecContext *avctx)
561 {
562 #if CONFIG_D3D11VA
563  if (ff_dxva2_is_d3d11(avctx)) {
565  AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
566  if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
567  WaitForSingleObjectEx(D3D11VA_CONTEXT(ctx)->context_mutex, INFINITE, FALSE);
568  if (sctx->device_ctx) {
569  AVD3D11VADeviceContext *hwctx = sctx->device_ctx->hwctx;
570  hwctx->lock(hwctx->lock_ctx);
571  }
572  }
573 #endif
574 }
575 
576 static void ff_dxva2_unlock(AVCodecContext *avctx)
577 {
578 #if CONFIG_D3D11VA
579  if (ff_dxva2_is_d3d11(avctx)) {
581  AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
582  if (D3D11VA_CONTEXT(ctx)->context_mutex != INVALID_HANDLE_VALUE)
583  ReleaseMutex(D3D11VA_CONTEXT(ctx)->context_mutex);
584  if (sctx->device_ctx) {
585  AVD3D11VADeviceContext *hwctx = sctx->device_ctx->hwctx;
586  hwctx->unlock(hwctx->lock_ctx);
587  }
588  }
589 #endif
590 }
591 
593  AVBufferRef *hw_frames_ctx)
594 {
595  AVHWFramesContext *frames_ctx = (AVHWFramesContext *)hw_frames_ctx->data;
596  AVHWDeviceContext *device_ctx = frames_ctx->device_ctx;
597  int surface_alignment, num_surfaces;
598 
599  if (device_ctx->type == AV_HWDEVICE_TYPE_DXVA2) {
600  frames_ctx->format = AV_PIX_FMT_DXVA2_VLD;
601  } else if (device_ctx->type == AV_HWDEVICE_TYPE_D3D11VA) {
602  frames_ctx->format = AV_PIX_FMT_D3D11;
603  } else {
604  return AVERROR(EINVAL);
605  }
606 
607  /* decoding MPEG-2 requires additional alignment on some Intel GPUs,
608  but it causes issues for H.264 on certain AMD GPUs..... */
609  if (avctx->codec_id == AV_CODEC_ID_MPEG2VIDEO)
610  surface_alignment = 32;
611  /* the HEVC DXVA2 spec asks for 128 pixel aligned surfaces to ensure
612  all coding features have enough room to work with */
613  else if (avctx->codec_id == AV_CODEC_ID_HEVC || avctx->codec_id == AV_CODEC_ID_AV1)
614  surface_alignment = 128;
615  else
616  surface_alignment = 16;
617 
618  /* 1 base work surface */
619  num_surfaces = 1;
620 
621  /* add surfaces based on number of possible refs */
622  if (avctx->codec_id == AV_CODEC_ID_H264 || avctx->codec_id == AV_CODEC_ID_HEVC)
623  num_surfaces += 16;
624  else if (avctx->codec_id == AV_CODEC_ID_VP9 || avctx->codec_id == AV_CODEC_ID_AV1)
625  num_surfaces += 8;
626  else
627  num_surfaces += 2;
628 
629  frames_ctx->sw_format = avctx->sw_pix_fmt == AV_PIX_FMT_YUV420P10 ?
631  frames_ctx->width = FFALIGN(avctx->coded_width, surface_alignment);
632  frames_ctx->height = FFALIGN(avctx->coded_height, surface_alignment);
633  frames_ctx->initial_pool_size = num_surfaces;
634 
635 
636 #if CONFIG_DXVA2
637  if (frames_ctx->format == AV_PIX_FMT_DXVA2_VLD) {
638  AVDXVA2FramesContext *frames_hwctx = frames_ctx->hwctx;
639 
640  frames_hwctx->surface_type = DXVA2_VideoDecoderRenderTarget;
641  }
642 #endif
643 
644 #if CONFIG_D3D11VA
645  if (frames_ctx->format == AV_PIX_FMT_D3D11) {
646  AVD3D11VAFramesContext *frames_hwctx = frames_ctx->hwctx;
647 
648  frames_hwctx->BindFlags |= D3D11_BIND_DECODER;
649  }
650 #endif
651 
652  return 0;
653 }
654 
656 {
658  AVHWFramesContext *frames_ctx;
659  enum AVHWDeviceType dev_type = avctx->hwaccel->pix_fmt == AV_PIX_FMT_DXVA2_VLD
661  int ret = 0;
662 
663  // Old API.
664  if (avctx->hwaccel_context)
665  return 0;
666 
667  // (avctx->pix_fmt is not updated yet at this point)
668  sctx->pix_fmt = avctx->hwaccel->pix_fmt;
669 
670  ret = ff_decode_get_hw_frames_ctx(avctx, dev_type);
671  if (ret < 0)
672  return ret;
673 
674  frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
675  sctx->device_ctx = frames_ctx->device_ctx;
676 
677  if (frames_ctx->format != sctx->pix_fmt) {
678  av_log(avctx, AV_LOG_ERROR, "Invalid pixfmt for hwaccel!\n");
679  ret = AVERROR(EINVAL);
680  goto fail;
681  }
682 
683 #if CONFIG_D3D11VA
684  if (sctx->pix_fmt == AV_PIX_FMT_D3D11) {
685  AVD3D11VADeviceContext *device_hwctx = frames_ctx->device_ctx->hwctx;
686  AVD3D11VAContext *d3d11_ctx = &sctx->ctx.d3d11va;
687 
688  ff_dxva2_lock(avctx);
689  ret = d3d11va_create_decoder(avctx);
690  ff_dxva2_unlock(avctx);
691  if (ret < 0)
692  goto fail;
693 
694  d3d11_ctx->decoder = sctx->d3d11_decoder;
695  d3d11_ctx->video_context = device_hwctx->video_context;
696  d3d11_ctx->cfg = &sctx->d3d11_config;
697  d3d11_ctx->surface_count = sctx->nb_d3d11_views;
698  d3d11_ctx->surface = sctx->d3d11_views;
699  d3d11_ctx->workaround = sctx->workaround;
700  d3d11_ctx->context_mutex = INVALID_HANDLE_VALUE;
701  }
702 #endif
703 
704 #if CONFIG_DXVA2
705  if (sctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
706  AVDXVA2FramesContext *frames_hwctx = frames_ctx->hwctx;
707  struct dxva_context *dxva_ctx = &sctx->ctx.dxva2;
708 
709  ff_dxva2_lock(avctx);
710  ret = dxva2_create_decoder(avctx);
711  ff_dxva2_unlock(avctx);
712  if (ret < 0)
713  goto fail;
714 
715  dxva_ctx->decoder = sctx->dxva2_decoder;
716  dxva_ctx->cfg = &sctx->dxva2_config;
717  dxva_ctx->surface = frames_hwctx->surfaces;
718  dxva_ctx->surface_count = frames_hwctx->nb_surfaces;
719  dxva_ctx->workaround = sctx->workaround;
720  }
721 #endif
722 
723  return 0;
724 
725 fail:
726  ff_dxva2_decode_uninit(avctx);
727  return ret;
728 }
729 
731 {
733  int i;
734 
736 
737 #if CONFIG_D3D11VA
738  for (i = 0; i < sctx->nb_d3d11_views; i++) {
739  if (sctx->d3d11_views[i])
740  ID3D11VideoDecoderOutputView_Release(sctx->d3d11_views[i]);
741  }
742  av_freep(&sctx->d3d11_views);
743 #endif
744 
745 #if CONFIG_DXVA2
746  if (sctx->dxva2_service)
747  IDirectXVideoDecoderService_Release(sctx->dxva2_service);
748 #endif
749 
750  return 0;
751 }
752 
753 static void *get_surface(const AVCodecContext *avctx, const AVFrame *frame)
754 {
755 #if CONFIG_D3D11VA
756  if (frame->format == AV_PIX_FMT_D3D11) {
758  intptr_t index = (intptr_t)frame->data[1];
759  if (index < 0 || index >= sctx->nb_d3d11_views ||
760  sctx->d3d11_texture != (ID3D11Texture2D *)frame->data[0]) {
761  av_log((void *)avctx, AV_LOG_ERROR, "get_buffer frame is invalid!\n");
762  return NULL;
763  }
764  return sctx->d3d11_views[index];
765  }
766 #endif
767  return frame->data[3];
768 }
769 
771  const AVDXVAContext *ctx,
772  const AVFrame *frame)
773 {
774  void *surface = get_surface(avctx, frame);
775  unsigned i;
776 
777 #if CONFIG_D3D11VA
778  if (avctx->pix_fmt == AV_PIX_FMT_D3D11)
779  return (intptr_t)frame->data[1];
780  if (avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD) {
781  D3D11_VIDEO_DECODER_OUTPUT_VIEW_DESC viewDesc;
782  ID3D11VideoDecoderOutputView_GetDesc((ID3D11VideoDecoderOutputView*) surface, &viewDesc);
783  return viewDesc.Texture2D.ArraySlice;
784  }
785 #endif
786 #if CONFIG_DXVA2
787  for (i = 0; i < DXVA_CONTEXT_COUNT(avctx, ctx); i++) {
788  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD && ctx->dxva2.surface[i] == surface)
789  return i;
790  }
791 #endif
792 
793  assert(0);
794  return 0;
795 }
796 
799  DECODER_BUFFER_DESC *dsc,
800  unsigned type, const void *data, unsigned size,
801  unsigned mb_count)
802 {
803  void *dxva_data;
804  unsigned dxva_size;
805  int result;
806  HRESULT hr = 0;
807 
808 #if CONFIG_D3D11VA
809  if (ff_dxva2_is_d3d11(avctx))
810  hr = ID3D11VideoContext_GetDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context,
812  type,
813  &dxva_size, &dxva_data);
814 #endif
815 #if CONFIG_DXVA2
816  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
817  hr = IDirectXVideoDecoder_GetBuffer(DXVA2_CONTEXT(ctx)->decoder, type,
818  &dxva_data, &dxva_size);
819 #endif
820  if (FAILED(hr)) {
821  av_log(avctx, AV_LOG_ERROR, "Failed to get a buffer for %u: 0x%x\n",
822  type, (unsigned)hr);
823  return -1;
824  }
825  if (size <= dxva_size) {
826  memcpy(dxva_data, data, size);
827 
828 #if CONFIG_D3D11VA
829  if (ff_dxva2_is_d3d11(avctx)) {
830  D3D11_VIDEO_DECODER_BUFFER_DESC *dsc11 = dsc;
831  memset(dsc11, 0, sizeof(*dsc11));
832  dsc11->BufferType = type;
833  dsc11->DataSize = size;
834  dsc11->NumMBsInBuffer = mb_count;
835  }
836 #endif
837 #if CONFIG_DXVA2
838  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
839  DXVA2_DecodeBufferDesc *dsc2 = dsc;
840  memset(dsc2, 0, sizeof(*dsc2));
841  dsc2->CompressedBufferType = type;
842  dsc2->DataSize = size;
843  dsc2->NumMBsInBuffer = mb_count;
844  }
845 #endif
846 
847  result = 0;
848  } else {
849  av_log(avctx, AV_LOG_ERROR, "Buffer for type %u was too small\n", type);
850  result = -1;
851  }
852 
853 #if CONFIG_D3D11VA
854  if (ff_dxva2_is_d3d11(avctx))
855  hr = ID3D11VideoContext_ReleaseDecoderBuffer(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder, type);
856 #endif
857 #if CONFIG_DXVA2
858  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
859  hr = IDirectXVideoDecoder_ReleaseBuffer(DXVA2_CONTEXT(ctx)->decoder, type);
860 #endif
861  if (FAILED(hr)) {
862  av_log(avctx, AV_LOG_ERROR,
863  "Failed to release buffer type %u: 0x%x\n",
864  type, (unsigned)hr);
865  result = -1;
866  }
867  return result;
868 }
869 
871 {
872  int i;
873 
874  for (i = 0; i < AV_NUM_DATA_POINTERS; i++) {
875  if (!frame->buf[i]) {
876  frame->buf[i] = av_buffer_ref(ref);
877  return frame->buf[i] ? 0 : AVERROR(ENOMEM);
878  }
879  }
880 
881  // For now we expect that the caller does not use more than
882  // AV_NUM_DATA_POINTERS-1 buffers if the user uses a custom pool.
883  return AVERROR(EINVAL);
884 }
885 
887  const void *pp, unsigned pp_size,
888  const void *qm, unsigned qm_size,
889  int (*commit_bs_si)(AVCodecContext *,
891  DECODER_BUFFER_DESC *slice))
892 {
893  AVDXVAContext *ctx = DXVA_CONTEXT(avctx);
894  unsigned buffer_count = 0;
895 #if CONFIG_D3D11VA
896  D3D11_VIDEO_DECODER_BUFFER_DESC buffer11[4];
897 #endif
898 #if CONFIG_DXVA2
899  DXVA2_DecodeBufferDesc buffer2[4];
900 #endif
901  DECODER_BUFFER_DESC *buffer = NULL, *buffer_slice = NULL;
902  int result, runs = 0;
903  HRESULT hr;
904  unsigned type;
906 
907  if (sctx->decoder_ref) {
908  result = frame_add_buf(frame, sctx->decoder_ref);
909  if (result < 0)
910  return result;
911  }
912 
913  do {
914  ff_dxva2_lock(avctx);
915 #if CONFIG_D3D11VA
916  if (ff_dxva2_is_d3d11(avctx))
917  hr = ID3D11VideoContext_DecoderBeginFrame(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder,
918  get_surface(avctx, frame),
919  0, NULL);
920 #endif
921 #if CONFIG_DXVA2
922  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
923  hr = IDirectXVideoDecoder_BeginFrame(DXVA2_CONTEXT(ctx)->decoder,
924  get_surface(avctx, frame),
925  NULL);
926 #endif
927  if (hr != E_PENDING || ++runs > 50)
928  break;
929  ff_dxva2_unlock(avctx);
930  av_usleep(2000);
931  } while(1);
932 
933  if (FAILED(hr)) {
934  av_log(avctx, AV_LOG_ERROR, "Failed to begin frame: 0x%x\n", (unsigned)hr);
935  ff_dxva2_unlock(avctx);
936  return -1;
937  }
938 
939 #if CONFIG_D3D11VA
940  if (ff_dxva2_is_d3d11(avctx)) {
941  buffer = &buffer11[buffer_count];
942  type = D3D11_VIDEO_DECODER_BUFFER_PICTURE_PARAMETERS;
943  }
944 #endif
945 #if CONFIG_DXVA2
946  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
947  buffer = &buffer2[buffer_count];
948  type = DXVA2_PictureParametersBufferType;
949  }
950 #endif
951  result = ff_dxva2_commit_buffer(avctx, ctx, buffer,
952  type,
953  pp, pp_size, 0);
954  if (result) {
955  av_log(avctx, AV_LOG_ERROR,
956  "Failed to add picture parameter buffer\n");
957  goto end;
958  }
959  buffer_count++;
960 
961  if (qm_size > 0) {
962 #if CONFIG_D3D11VA
963  if (ff_dxva2_is_d3d11(avctx)) {
964  buffer = &buffer11[buffer_count];
965  type = D3D11_VIDEO_DECODER_BUFFER_INVERSE_QUANTIZATION_MATRIX;
966  }
967 #endif
968 #if CONFIG_DXVA2
969  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
970  buffer = &buffer2[buffer_count];
971  type = DXVA2_InverseQuantizationMatrixBufferType;
972  }
973 #endif
974  result = ff_dxva2_commit_buffer(avctx, ctx, buffer,
975  type,
976  qm, qm_size, 0);
977  if (result) {
978  av_log(avctx, AV_LOG_ERROR,
979  "Failed to add inverse quantization matrix buffer\n");
980  goto end;
981  }
982  buffer_count++;
983  }
984 
985 #if CONFIG_D3D11VA
986  if (ff_dxva2_is_d3d11(avctx)) {
987  buffer = &buffer11[buffer_count + 0];
988  buffer_slice = &buffer11[buffer_count + 1];
989  }
990 #endif
991 #if CONFIG_DXVA2
992  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
993  buffer = &buffer2[buffer_count + 0];
994  buffer_slice = &buffer2[buffer_count + 1];
995  }
996 #endif
997 
998  result = commit_bs_si(avctx,
999  buffer,
1000  buffer_slice);
1001  if (result) {
1002  av_log(avctx, AV_LOG_ERROR,
1003  "Failed to add bitstream or slice control buffer\n");
1004  goto end;
1005  }
1006  buffer_count += 2;
1007 
1008  /* TODO Film Grain when possible */
1009 
1010  assert(buffer_count == 1 + (qm_size > 0) + 2);
1011 
1012 #if CONFIG_D3D11VA
1013  if (ff_dxva2_is_d3d11(avctx))
1014  hr = ID3D11VideoContext_SubmitDecoderBuffers(D3D11VA_CONTEXT(ctx)->video_context,
1016  buffer_count, buffer11);
1017 #endif
1018 #if CONFIG_DXVA2
1019  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD) {
1020  DXVA2_DecodeExecuteParams exec = {
1021  .NumCompBuffers = buffer_count,
1022  .pCompressedBuffers = buffer2,
1023  .pExtensionData = NULL,
1024  };
1025  hr = IDirectXVideoDecoder_Execute(DXVA2_CONTEXT(ctx)->decoder, &exec);
1026  }
1027 #endif
1028  if (FAILED(hr)) {
1029  av_log(avctx, AV_LOG_ERROR, "Failed to execute: 0x%x\n", (unsigned)hr);
1030  result = -1;
1031  }
1032 
1033 end:
1034 #if CONFIG_D3D11VA
1035  if (ff_dxva2_is_d3d11(avctx))
1036  hr = ID3D11VideoContext_DecoderEndFrame(D3D11VA_CONTEXT(ctx)->video_context, D3D11VA_CONTEXT(ctx)->decoder);
1037 #endif
1038 #if CONFIG_DXVA2
1039  if (avctx->pix_fmt == AV_PIX_FMT_DXVA2_VLD)
1040  hr = IDirectXVideoDecoder_EndFrame(DXVA2_CONTEXT(ctx)->decoder, NULL);
1041 #endif
1042  ff_dxva2_unlock(avctx);
1043  if (FAILED(hr)) {
1044  av_log(avctx, AV_LOG_ERROR, "Failed to end frame: 0x%x\n", (unsigned)hr);
1045  result = -1;
1046  }
1047 
1048  return result;
1049 }
1050 
1052 {
1053  if (CONFIG_D3D11VA)
1054  return avctx->pix_fmt == AV_PIX_FMT_D3D11VA_VLD ||
1055  avctx->pix_fmt == AV_PIX_FMT_D3D11;
1056  else
1057  return 0;
1058 }
static const char *const format[]
Definition: af_aiir.c:456
uint8_t
Libavcodec external API header.
#define FF_PROFILE_H264_HIGH
Definition: avcodec.h:1901
#define FF_PROFILE_UNKNOWN
Definition: avcodec.h:1859
#define FF_PROFILE_MPEG2_SIMPLE
Definition: avcodec.h:1892
#define FF_PROFILE_H264_CONSTRAINED_BASELINE
Definition: avcodec.h:1898
#define FF_PROFILE_VP9_2
Definition: avcodec.h:1943
#define FF_PROFILE_AV1_MAIN
Definition: avcodec.h:1954
#define FF_PROFILE_MPEG2_MAIN
Definition: avcodec.h:1891
#define FF_PROFILE_H264_MAIN
Definition: avcodec.h:1899
#define FF_PROFILE_HEVC_MAIN_10
Definition: avcodec.h:1947
#define FF_PROFILE_VP9_0
Definition: avcodec.h:1941
#define FF_PROFILE_HEVC_MAIN
Definition: avcodec.h:1946
#define fail()
Definition: checkasm.h:133
common internal and external API header
#define MKTAG(a, b, c, d)
Definition: common.h:478
#define CONFIG_D3D11VA
Definition: config.h:545
#define NULL
Definition: coverity.c:32
int ff_decode_get_hw_frames_ctx(AVCodecContext *avctx, enum AVHWDeviceType dev_type)
Make sure avctx.hw_frames_ctx is set.
Definition: decode.c:1177
static enum AVPixelFormat pix_fmt
static AVFrame * frame
static const dxva_mode dxva_modes[]
Definition: dxva2.c:79
int ff_dxva2_is_d3d11(const AVCodecContext *avctx)
Definition: dxva2.c:1051
static const int prof_hevc_main[]
Definition: dxva2.c:68
static const int prof_vp9_profile0[]
Definition: dxva2.c:72
static void ff_dxva2_unlock(AVCodecContext *avctx)
Definition: dxva2.c:576
static int frame_add_buf(AVFrame *frame, AVBufferRef *ref)
Definition: dxva2.c:870
static const int prof_hevc_main10[]
Definition: dxva2.c:70
static AVBufferRef * bufref_wrap_interface(IUnknown *iface)
Definition: dxva2.c:312
static void ff_dxva2_lock(AVCodecContext *avctx)
Definition: dxva2.c:560
int ff_dxva2_decode_init(AVCodecContext *avctx)
Definition: dxva2.c:655
static void * get_surface(const AVCodecContext *avctx, const AVFrame *frame)
Definition: dxva2.c:753
int ff_dxva2_commit_buffer(AVCodecContext *avctx, AVDXVAContext *ctx, DECODER_BUFFER_DESC *dsc, unsigned type, const void *data, unsigned size, unsigned mb_count)
Definition: dxva2.c:797
static int dxva_get_decoder_configuration(AVCodecContext *avctx, const void *cfg_list, unsigned cfg_count)
Definition: dxva2.c:110
int ff_dxva2_decode_uninit(AVCodecContext *avctx)
Definition: dxva2.c:730
int ff_dxva2_common_end_frame(AVCodecContext *avctx, AVFrame *frame, const void *pp, unsigned pp_size, const void *qm, unsigned qm_size, int(*commit_bs_si)(AVCodecContext *, DECODER_BUFFER_DESC *bs, DECODER_BUFFER_DESC *slice))
Definition: dxva2.c:886
static const int prof_mpeg2_main[]
Definition: dxva2.c:61
int ff_dxva2_common_frame_params(AVCodecContext *avctx, AVBufferRef *hw_frames_ctx)
Definition: dxva2.c:592
unsigned ff_dxva2_get_surface_index(const AVCodecContext *avctx, const AVDXVAContext *ctx, const AVFrame *frame)
Definition: dxva2.c:770
static int dxva_get_decoder_guid(AVCodecContext *avctx, void *service, void *surface_format, unsigned guid_count, const GUID *guid_list, GUID *decoder_guid)
Definition: dxva2.c:260
static const int prof_h264_high[]
Definition: dxva2.c:64
static void dxva_list_guids_debug(AVCodecContext *avctx, void *service, unsigned guid_count, const GUID *guid_list)
Definition: dxva2.c:215
static const int prof_vp9_profile2[]
Definition: dxva2.c:74
static int dxva_check_codec_compatibility(AVCodecContext *avctx, const dxva_mode *mode)
Definition: dxva2.c:195
static const int prof_av1_profile0[]
Definition: dxva2.c:76
static void bufref_free_interface(void *opaque, uint8_t *data)
Definition: dxva2.c:307
DEFINE_GUID(ff_DXVA2_ModeMPEG2_VLD, 0xee27417f, 0x5e28, 0x4e65, 0xbe, 0xea, 0x1d, 0x26, 0xb5, 0x08, 0xad, 0xc9)
#define DXVA_CONTEXT(avctx)
#define DXVA_SHARED_CONTEXT(avctx)
#define DXVA2_CONTEXT(ctx)
#define D3D11VA_CONTEXT(ctx)
void DECODER_BUFFER_DESC
mode
Use these values in ebur128_init (or'ed).
Definition: ebur128.h:83
#define AV_NUM_DATA_POINTERS
Definition: frame.h:319
#define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO
Work around for Direct3D11 and old Intel GPUs with ClearVideo interface.
Definition: d3d11va.h:49
AVCodecID
Identify the syntax and semantics of the bitstream.
Definition: codec_id.h:46
@ AV_CODEC_ID_H264
Definition: codec_id.h:76
@ AV_CODEC_ID_AV1
Definition: codec_id.h:279
@ AV_CODEC_ID_VC1
Definition: codec_id.h:119
@ AV_CODEC_ID_HEVC
Definition: codec_id.h:223
@ AV_CODEC_ID_WMV3
Definition: codec_id.h:120
@ AV_CODEC_ID_VP9
Definition: codec_id.h:217
@ AV_CODEC_ID_MPEG2VIDEO
preferred ID for MPEG-1/2 video decoding
Definition: codec_id.h:51
#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:2634
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 AVERROR_UNKNOWN
Unknown error, typically from an external library.
Definition: error.h:71
#define AVERROR(e)
Definition: error.h:43
#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
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
Definition: mem.c:190
int index
Definition: gxfenc.c:89
AVHWDeviceType
Definition: hwcontext.h:27
@ AV_HWDEVICE_TYPE_D3D11VA
Definition: hwcontext.h:35
@ AV_HWDEVICE_TYPE_DXVA2
Definition: hwcontext.h:32
cl_device_type type
int i
Definition: input.c:407
static const chunk_decoder decoder[8]
Definition: dfa.c:330
const char * desc
Definition: libsvtav1.c:79
#define FFALIGN(x, a)
Definition: macros.h:48
const char data[16]
Definition: mxf.c:142
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:399
#define AV_PIX_FMT_P010
Definition: pixfmt.h:448
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
@ AV_PIX_FMT_NV12
planar YUV 4:2:0, 12bpp, 1 plane for Y and 1 plane for the UV components, which are interleaved (firs...
Definition: pixfmt.h:89
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
@ AV_PIX_FMT_DXVA2_VLD
HW decoding through DXVA2, Picture.data[3] contains a LPDIRECT3DSURFACE9 pointer.
Definition: pixfmt.h:137
@ AV_PIX_FMT_D3D11
Hardware surfaces for Direct3D11.
Definition: pixfmt.h:313
@ AV_PIX_FMT_D3D11VA_VLD
HW decoding through Direct3D11 via old API, Picture.data[3] contains a ID3D11VideoDecoderOutputView p...
Definition: pixfmt.h:229
static int is_supported(enum AVCodecID id)
Definition: rtpenc.c:49
static char buffer[20]
Definition: seek.c:32
formats
Definition: signature.h:48
#define FF_ARRAY_ELEMS(a)
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
enum AVPixelFormat pix_fmt
Pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:746
int hwaccel_flags
Bit set of AV_HWACCEL_FLAG_* flags, which affect hardware accelerated decoding (if active).
Definition: avcodec.h:2279
enum AVPixelFormat sw_pix_fmt
Nominal unaccelerated pixel format, see AV_PIX_FMT_xxx.
Definition: avcodec.h:2078
AVBufferRef * hw_frames_ctx
A reference to the AVHWFramesContext describing the input (for encoding) or output (decoding) frames.
Definition: avcodec.h:2218
const struct AVHWAccel * hwaccel
Hardware accelerator in use.
Definition: avcodec.h:1680
int profile
profile
Definition: avcodec.h:1858
void * hwaccel_context
Hardware accelerator context.
Definition: avcodec.h:1692
int coded_height
Definition: avcodec.h:724
enum AVCodecID codec_id
Definition: avcodec.h:546
int coded_width
Bitstream width / height, may be different from width/height e.g.
Definition: avcodec.h:724
This structure is used to provides the necessary configurations and data to the Direct3D11 FFmpeg HWA...
Definition: d3d11va.h:59
D3D11_VIDEO_DECODER_CONFIG * cfg
D3D11 configuration used to create the decoder.
Definition: d3d11va.h:73
ID3D11VideoContext * video_context
D3D11 VideoContext.
Definition: d3d11va.h:68
ID3D11VideoDecoderOutputView ** surface
The array of Direct3D surfaces used to create the decoder.
Definition: d3d11va.h:83
unsigned surface_count
The number of surface in the surface array.
Definition: d3d11va.h:78
ID3D11VideoDecoder * decoder
D3D11 decoder object.
Definition: d3d11va.h:63
HANDLE context_mutex
Mutex to access video_context.
Definition: d3d11va.h:98
uint64_t workaround
A bit field configuring the workarounds needed for using the decoder.
Definition: d3d11va.h:88
This struct is allocated as AVHWDeviceContext.hwctx.
void(* lock)(void *lock_ctx)
Callbacks for locking.
void(* unlock)(void *lock_ctx)
ID3D11VideoContext * video_context
If unset, this will be set from the device_context field on init.
This struct is allocated as AVHWFramesContext.hwctx.
UINT BindFlags
D3D11_TEXTURE2D_DESC.BindFlags used for texture creation.
This struct is allocated as AVHWDeviceContext.hwctx.
This struct is allocated as AVHWFramesContext.hwctx.
IDirect3DSurface9 ** surfaces
The surface pool.
DWORD surface_type
The surface type (e.g.
This structure describes decoded (raw) audio or video data.
Definition: frame.h:318
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:332
AVBufferRef * buf[AV_NUM_DATA_POINTERS]
AVBuffer references backing the data for this frame.
Definition: frame.h:509
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames,...
Definition: frame.h:391
enum AVPixelFormat pix_fmt
Supported pixel format.
Definition: avcodec.h:2465
This struct aggregates all the (hardware/vendor-specific) "high-level" state, i.e.
Definition: hwcontext.h:61
void * hwctx
The format-specific data, allocated and freed by libavutil along with this context.
Definition: hwcontext.h:92
This struct describes a set or pool of "hardware" frames (i.e.
Definition: hwcontext.h:124
enum AVPixelFormat format
The pixel format identifying the underlying HW surface type.
Definition: hwcontext.h:209
void * hwctx
The format-specific data, allocated and freed automatically along with this context.
Definition: hwcontext.h:162
enum AVPixelFormat sw_format
The pixel format identifying the actual data layout of the hardware frames.
Definition: hwcontext.h:222
int initial_pool_size
Initial size of the frame pool.
Definition: hwcontext.h:199
int width
The allocated dimensions of the frames in this pool.
Definition: hwcontext.h:229
AVHWDeviceContext * device_ctx
The parent AVHWDeviceContext.
Definition: hwcontext.h:149
AVHWDeviceContext * device_ctx
enum AVPixelFormat pix_fmt
AVBufferRef * decoder_ref
AVDXVAContext ctx
This structure is used to provides the necessary configurations and data to the DXVA2 FFmpeg HWAccel ...
Definition: dxva2.h:57
IDirectXVideoDecoder * decoder
DXVA2 decoder object.
Definition: dxva2.h:61
uint64_t workaround
A bit field configuring the workarounds needed for using the decoder.
Definition: dxva2.h:81
LPDIRECT3DSURFACE9 * surface
The array of Direct3D surfaces used to create the decoder.
Definition: dxva2.h:76
unsigned surface_count
The number of surface in the surface array.
Definition: dxva2.h:71
const DXVA2_ConfigPictureDecode * cfg
DXVA2 configuration used to create the decoder.
Definition: dxva2.h:66
const int * profiles
Definition: dxva2.c:58
enum AVCodecID codec
Definition: dxva2.c:55
const GUID * guid
Definition: dxva2.c:54
#define av_free(p)
#define av_malloc_array(a, b)
#define av_freep(p)
#define av_log(a,...)
static int ref[MAX_W *MAX_W]
Definition: jpeg2000dwt.c:107
AVFormatContext * ctx
Definition: movenc.c:48
int av_usleep(unsigned usec)
Sleep for a period of time.
Definition: time.c:84
int size
if(ret< 0)
Definition: vf_mcdeint.c:282