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vf_deinterlace_qsv.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
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8  *
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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 /**
20  * @file
21  * deinterlace video filter - QSV
22  */
23 
24 #include <mfx/mfxvideo.h>
25 
26 #include <stdio.h>
27 #include <string.h>
28 
29 #include "libavutil/avstring.h"
30 #include "libavutil/common.h"
31 #include "libavutil/hwcontext.h"
33 #include "libavutil/internal.h"
34 #include "libavutil/mathematics.h"
35 #include "libavutil/opt.h"
36 #include "libavutil/pixdesc.h"
37 #include "libavutil/time.h"
38 
39 #include "avfilter.h"
40 #include "formats.h"
41 #include "internal.h"
42 #include "video.h"
43 
44 enum {
47 };
48 
49 typedef struct QSVFrame {
50  AVFrame *frame;
51  mfxFrameSurface1 surface;
52  int used;
53 
54  struct QSVFrame *next;
55 } QSVFrame;
56 
57 typedef struct QSVDeintContext {
58  const AVClass *class;
59 
61  /* a clone of the main session, used internally for deinterlacing */
62  mfxSession session;
63 
64  mfxMemId *mem_ids;
66 
67  mfxFrameSurface1 **surface_ptrs;
69 
70  mfxExtOpaqueSurfaceAlloc opaque_alloc;
71  mfxExtBuffer *ext_buffers[1];
72 
74 
75  int64_t last_pts;
76 
77  int eof;
79 
81 {
82  QSVDeintContext *s = ctx->priv;
83  QSVFrame *cur;
84 
85  if (s->session) {
86  MFXClose(s->session);
87  s->session = NULL;
88  }
90 
91  cur = s->work_frames;
92  while (cur) {
93  s->work_frames = cur->next;
94  av_frame_free(&cur->frame);
95  av_freep(&cur);
96  cur = s->work_frames;
97  }
98 
99  av_freep(&s->mem_ids);
100  s->nb_mem_ids = 0;
101 
102  av_freep(&s->surface_ptrs);
103  s->nb_surface_ptrs = 0;
104 }
105 
107 {
108  static const enum AVPixelFormat pixel_formats[] = {
110  };
111  AVFilterFormats *pix_fmts = ff_make_format_list(pixel_formats);
112  int ret;
113 
114  if ((ret = ff_set_common_formats(ctx, pix_fmts)) < 0)
115  return ret;
116 
117  return 0;
118 }
119 
120 static mfxStatus frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req,
121  mfxFrameAllocResponse *resp)
122 {
123  AVFilterContext *ctx = pthis;
124  QSVDeintContext *s = ctx->priv;
125 
126  if (!(req->Type & MFX_MEMTYPE_VIDEO_MEMORY_PROCESSOR_TARGET) ||
127  !(req->Type & (MFX_MEMTYPE_FROM_VPPIN | MFX_MEMTYPE_FROM_VPPOUT)) ||
128  !(req->Type & MFX_MEMTYPE_EXTERNAL_FRAME))
129  return MFX_ERR_UNSUPPORTED;
130 
131  resp->mids = s->mem_ids;
132  resp->NumFrameActual = s->nb_mem_ids;
133 
134  return MFX_ERR_NONE;
135 }
136 
137 static mfxStatus frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp)
138 {
139  return MFX_ERR_NONE;
140 }
141 
142 static mfxStatus frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
143 {
144  return MFX_ERR_UNSUPPORTED;
145 }
146 
147 static mfxStatus frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
148 {
149  return MFX_ERR_UNSUPPORTED;
150 }
151 
152 static mfxStatus frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
153 {
154  *hdl = mid;
155  return MFX_ERR_NONE;
156 }
157 
158 static const mfxHandleType handle_types[] = {
159  MFX_HANDLE_VA_DISPLAY,
160  MFX_HANDLE_D3D9_DEVICE_MANAGER,
161  MFX_HANDLE_D3D11_DEVICE,
162 };
163 
165 {
166 
167  QSVDeintContext *s = ctx->priv;
168  AVHWFramesContext *hw_frames_ctx = (AVHWFramesContext*)s->hw_frames_ctx->data;
169  AVQSVFramesContext *hw_frames_hwctx = hw_frames_ctx->hwctx;
170  AVQSVDeviceContext *device_hwctx = hw_frames_ctx->device_ctx->hwctx;
171 
172  int opaque = !!(hw_frames_hwctx->frame_type & MFX_MEMTYPE_OPAQUE_FRAME);
173 
174  mfxHDL handle = NULL;
175  mfxHandleType handle_type;
176  mfxVersion ver;
177  mfxIMPL impl;
178  mfxVideoParam par;
179  mfxStatus err;
180  int i;
181 
182  /* extract the properties of the "master" session given to us */
183  err = MFXQueryIMPL(device_hwctx->session, &impl);
184  if (err == MFX_ERR_NONE)
185  err = MFXQueryVersion(device_hwctx->session, &ver);
186  if (err != MFX_ERR_NONE) {
187  av_log(ctx, AV_LOG_ERROR, "Error querying the session attributes\n");
188  return AVERROR_UNKNOWN;
189  }
190 
191  for (i = 0; i < FF_ARRAY_ELEMS(handle_types); i++) {
192  err = MFXVideoCORE_GetHandle(device_hwctx->session, handle_types[i], &handle);
193  if (err == MFX_ERR_NONE) {
194  handle_type = handle_types[i];
195  break;
196  }
197  }
198 
199  /* create a "slave" session with those same properties, to be used for
200  * actual deinterlacing */
201  err = MFXInit(impl, &ver, &s->session);
202  if (err != MFX_ERR_NONE) {
203  av_log(ctx, AV_LOG_ERROR, "Error initializing a session for deinterlacing\n");
204  return AVERROR_UNKNOWN;
205  }
206 
207  if (handle) {
208  err = MFXVideoCORE_SetHandle(s->session, handle_type, handle);
209  if (err != MFX_ERR_NONE)
210  return AVERROR_UNKNOWN;
211  }
212 
213  memset(&par, 0, sizeof(par));
214 
215  if (opaque) {
216  s->surface_ptrs = av_mallocz_array(hw_frames_hwctx->nb_surfaces,
217  sizeof(*s->surface_ptrs));
218  if (!s->surface_ptrs)
219  return AVERROR(ENOMEM);
220  for (i = 0; i < hw_frames_hwctx->nb_surfaces; i++)
221  s->surface_ptrs[i] = hw_frames_hwctx->surfaces + i;
222  s->nb_surface_ptrs = hw_frames_hwctx->nb_surfaces;
223 
224  s->opaque_alloc.In.Surfaces = s->surface_ptrs;
225  s->opaque_alloc.In.NumSurface = s->nb_surface_ptrs;
226  s->opaque_alloc.In.Type = hw_frames_hwctx->frame_type;
227 
228  s->opaque_alloc.Out = s->opaque_alloc.In;
229 
230  s->opaque_alloc.Header.BufferId = MFX_EXTBUFF_OPAQUE_SURFACE_ALLOCATION;
231  s->opaque_alloc.Header.BufferSz = sizeof(s->opaque_alloc);
232 
233  s->ext_buffers[0] = (mfxExtBuffer*)&s->opaque_alloc;
234 
235  par.ExtParam = s->ext_buffers;
236  par.NumExtParam = FF_ARRAY_ELEMS(s->ext_buffers);
237 
238  par.IOPattern = MFX_IOPATTERN_IN_OPAQUE_MEMORY | MFX_IOPATTERN_OUT_OPAQUE_MEMORY;
239  } else {
240  mfxFrameAllocator frame_allocator = {
241  .pthis = ctx,
242  .Alloc = frame_alloc,
243  .Lock = frame_lock,
244  .Unlock = frame_unlock,
245  .GetHDL = frame_get_hdl,
246  .Free = frame_free,
247  };
248 
249  s->mem_ids = av_mallocz_array(hw_frames_hwctx->nb_surfaces,
250  sizeof(*s->mem_ids));
251  if (!s->mem_ids)
252  return AVERROR(ENOMEM);
253  for (i = 0; i < hw_frames_hwctx->nb_surfaces; i++)
254  s->mem_ids[i] = hw_frames_hwctx->surfaces[i].Data.MemId;
255  s->nb_mem_ids = hw_frames_hwctx->nb_surfaces;
256 
257  err = MFXVideoCORE_SetFrameAllocator(s->session, &frame_allocator);
258  if (err != MFX_ERR_NONE)
259  return AVERROR_UNKNOWN;
260 
261  par.IOPattern = MFX_IOPATTERN_IN_VIDEO_MEMORY | MFX_IOPATTERN_OUT_VIDEO_MEMORY;
262  }
263 
264  par.AsyncDepth = 1; // TODO async
265 
266  par.vpp.In = hw_frames_hwctx->surfaces[0].Info;
267 
268  par.vpp.In.CropW = ctx->inputs[0]->w;
269  par.vpp.In.CropH = ctx->inputs[0]->h;
270 
271  if (ctx->inputs[0]->frame_rate.num) {
272  par.vpp.In.FrameRateExtN = ctx->inputs[0]->frame_rate.num;
273  par.vpp.In.FrameRateExtD = ctx->inputs[0]->frame_rate.den;
274  } else {
275  par.vpp.In.FrameRateExtN = ctx->inputs[0]->time_base.num;
276  par.vpp.In.FrameRateExtD = ctx->inputs[0]->time_base.den;
277  }
278 
279  par.vpp.Out = par.vpp.In;
280 
281  if (ctx->outputs[0]->frame_rate.num) {
282  par.vpp.Out.FrameRateExtN = ctx->outputs[0]->frame_rate.num;
283  par.vpp.Out.FrameRateExtD = ctx->outputs[0]->frame_rate.den;
284  } else {
285  par.vpp.Out.FrameRateExtN = ctx->outputs[0]->time_base.num;
286  par.vpp.Out.FrameRateExtD = ctx->outputs[0]->time_base.den;
287  }
288 
289  err = MFXVideoVPP_Init(s->session, &par);
290  if (err != MFX_ERR_NONE) {
291  av_log(ctx, AV_LOG_ERROR, "Error opening the VPP for deinterlacing: %d\n", err);
292  return AVERROR_UNKNOWN;
293  }
294 
295  return 0;
296 }
297 
299 {
300  AVFilterContext *ctx = outlink->src;
301  AVFilterLink *inlink = ctx->inputs[0];
302  QSVDeintContext *s = ctx->priv;
303  int ret;
304 
305  qsvdeint_uninit(ctx);
306 
308  outlink->frame_rate = av_mul_q(inlink->frame_rate,
309  (AVRational){ 2, 1 });
310  outlink->time_base = av_mul_q(inlink->time_base,
311  (AVRational){ 1, 2 });
312 
313  /* check that we have a hw context */
314  if (!inlink->hw_frames_ctx) {
315  av_log(ctx, AV_LOG_ERROR, "No hw context provided on input\n");
316  return AVERROR(EINVAL);
317  }
318 
319  s->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
320  if (!s->hw_frames_ctx)
321  return AVERROR(ENOMEM);
322 
323  av_buffer_unref(&outlink->hw_frames_ctx);
324  outlink->hw_frames_ctx = av_buffer_ref(inlink->hw_frames_ctx);
325  if (!outlink->hw_frames_ctx) {
327  return AVERROR(ENOMEM);
328  }
329 
330  ret = init_out_session(ctx);
331  if (ret < 0)
332  return ret;
333 
334 
335  return 0;
336 }
337 
339 {
340  QSVFrame *cur = s->work_frames;
341  while (cur) {
342  if (!cur->surface.Data.Locked) {
343  av_frame_free(&cur->frame);
344  cur->used = 0;
345  }
346  cur = cur->next;
347  }
348 }
349 
351 {
352  QSVFrame *frame, **last;
353 
355 
356  frame = s->work_frames;
357  last = &s->work_frames;
358  while (frame) {
359  if (!frame->used) {
360  *f = frame;
361  return 0;
362  }
363 
364  last = &frame->next;
365  frame = frame->next;
366  }
367 
368  frame = av_mallocz(sizeof(*frame));
369  if (!frame)
370  return AVERROR(ENOMEM);
371  *last = frame;
372  *f = frame;
373 
374  return 0;
375 }
376 
378  mfxFrameSurface1 **surface)
379 {
380  QSVDeintContext *s = ctx->priv;
381  QSVFrame *qf;
382  int ret;
383 
384  ret = get_free_frame(s, &qf);
385  if (ret < 0)
386  return ret;
387 
388  qf->frame = frame;
389 
390  qf->surface = *(mfxFrameSurface1*)qf->frame->data[3];
391 
392  qf->surface.Data.Locked = 0;
393  qf->surface.Info.CropW = qf->frame->width;
394  qf->surface.Info.CropH = qf->frame->height;
395 
396  qf->surface.Info.PicStruct = !qf->frame->interlaced_frame ? MFX_PICSTRUCT_PROGRESSIVE :
397  (qf->frame->top_field_first ? MFX_PICSTRUCT_FIELD_TFF :
398  MFX_PICSTRUCT_FIELD_BFF);
399  if (qf->frame->repeat_pict == 1)
400  qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FIELD_REPEATED;
401  else if (qf->frame->repeat_pict == 2)
402  qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_DOUBLING;
403  else if (qf->frame->repeat_pict == 4)
404  qf->surface.Info.PicStruct |= MFX_PICSTRUCT_FRAME_TRIPLING;
405 
406  if (ctx->inputs[0]->frame_rate.num) {
407  qf->surface.Info.FrameRateExtN = ctx->inputs[0]->frame_rate.num;
408  qf->surface.Info.FrameRateExtD = ctx->inputs[0]->frame_rate.den;
409  } else {
410  qf->surface.Info.FrameRateExtN = ctx->inputs[0]->time_base.num;
411  qf->surface.Info.FrameRateExtD = ctx->inputs[0]->time_base.den;
412  }
413 
414  qf->surface.Data.TimeStamp = av_rescale_q(qf->frame->pts,
415  ctx->inputs[0]->time_base,
416  (AVRational){1, 90000});
417 
418  *surface = &qf->surface;
419  qf->used = 1;
420 
421  return 0;
422 }
423 
425  mfxFrameSurface1 *surf_in)
426 {
427  QSVDeintContext *s = ctx->priv;
428  AVFilterLink *inlink = ctx->inputs[0];
429  AVFilterLink *outlink = ctx->outputs[0];
430 
431  AVFrame *out;
432  mfxFrameSurface1 *surf_out;
433  mfxSyncPoint sync = NULL;
434  mfxStatus err;
435  int ret, again = 0;
436 
437  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
438  if (!out) {
439  ret = AVERROR(ENOMEM);
440  goto fail;
441  }
442 
443  surf_out = (mfxFrameSurface1*)out->data[3];
444  surf_out->Info.CropW = outlink->w;
445  surf_out->Info.CropH = outlink->h;
446  surf_out->Info.PicStruct = MFX_PICSTRUCT_PROGRESSIVE;
447 
448  do {
449  err = MFXVideoVPP_RunFrameVPPAsync(s->session, surf_in, surf_out,
450  NULL, &sync);
451  if (err == MFX_WRN_DEVICE_BUSY)
452  av_usleep(1);
453  } while (err == MFX_WRN_DEVICE_BUSY);
454 
455  if (err == MFX_ERR_MORE_DATA) {
456  av_frame_free(&out);
457  return QSVDEINT_MORE_INPUT;
458  }
459 
460  if ((err < 0 && err != MFX_ERR_MORE_SURFACE) || !sync) {
461  av_log(ctx, AV_LOG_ERROR, "Error during deinterlacing: %d\n", err);
462  ret = AVERROR_UNKNOWN;
463  goto fail;
464  }
465  if (err == MFX_ERR_MORE_SURFACE)
466  again = 1;
467 
468  do {
469  err = MFXVideoCORE_SyncOperation(s->session, sync, 1000);
470  } while (err == MFX_WRN_IN_EXECUTION);
471  if (err < 0) {
472  av_log(ctx, AV_LOG_ERROR, "Error synchronizing the operation: %d\n", err);
473  ret = AVERROR_UNKNOWN;
474  goto fail;
475  }
476 
477  ret = av_frame_copy_props(out, in);
478  if (ret < 0)
479  goto fail;
480 
481  out->width = outlink->w;
482  out->height = outlink->h;
483  out->interlaced_frame = 0;
484 
485  out->pts = av_rescale_q(out->pts, inlink->time_base, outlink->time_base);
486  if (out->pts == s->last_pts)
487  out->pts++;
488  s->last_pts = out->pts;
489 
490  ret = ff_filter_frame(outlink, out);
491  if (ret < 0)
492  return ret;
493 
494  return again ? QSVDEINT_MORE_OUTPUT : 0;
495 fail:
496  av_frame_free(&out);
497  return ret;
498 }
499 
501 {
502  AVFilterContext *ctx = link->dst;
503 
504  mfxFrameSurface1 *surf_in;
505  int ret;
506 
507  ret = submit_frame(ctx, in, &surf_in);
508  if (ret < 0) {
509  av_frame_free(&in);
510  return ret;
511  }
512 
513  do {
514  ret = process_frame(ctx, in, surf_in);
515  if (ret < 0)
516  return ret;
517  } while (ret == QSVDEINT_MORE_OUTPUT);
518 
519  return 0;
520 }
521 
523 {
524  AVFilterContext *ctx = outlink->src;
525 
526  return ff_request_frame(ctx->inputs[0]);
527 }
528 
529 #define OFFSET(x) offsetof(QSVDeintContext, x)
530 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM
531 static const AVOption options[] = {
532  { NULL },
533 };
534 
535 static const AVClass qsvdeint_class = {
536  .class_name = "deinterlace_qsv",
537  .item_name = av_default_item_name,
538  .option = options,
539  .version = LIBAVUTIL_VERSION_INT,
540 };
541 
542 static const AVFilterPad qsvdeint_inputs[] = {
543  {
544  .name = "default",
545  .type = AVMEDIA_TYPE_VIDEO,
546  .filter_frame = qsvdeint_filter_frame,
547  },
548  { NULL }
549 };
550 
551 static const AVFilterPad qsvdeint_outputs[] = {
552  {
553  .name = "default",
554  .type = AVMEDIA_TYPE_VIDEO,
555  .config_props = qsvdeint_config_props,
556  .request_frame = qsvdeint_request_frame,
557  },
558  { NULL }
559 };
560 
562  .name = "deinterlace_qsv",
563  .description = NULL_IF_CONFIG_SMALL("QuickSync video deinterlacing"),
564 
565  .uninit = qsvdeint_uninit,
566  .query_formats = qsvdeint_query_formats,
567 
568  .priv_size = sizeof(QSVDeintContext),
569  .priv_class = &qsvdeint_class,
570 
571  .inputs = qsvdeint_inputs,
572  .outputs = qsvdeint_outputs,
573 
574  .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
575 };
#define NULL
Definition: coverity.c:32
#define FF_FILTER_FLAG_HWFRAME_AWARE
The filter is aware of hardware frames, and any hardware frame context should not be automatically pr...
Definition: internal.h:385
const char * s
Definition: avisynth_c.h:768
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
This structure describes decoded (raw) audio or video data.
Definition: frame.h:201
AVOption.
Definition: opt.h:246
static int get_free_frame(QSVDeintContext *s, QSVFrame **f)
static const AVClass qsvdeint_class
static const AVFilterPad qsvdeint_inputs[]
#define LIBAVUTIL_VERSION_INT
Definition: version.h:86
Main libavfilter public API header.
mfxHandleType handle_type
Definition: hwcontext_qsv.c:75
This struct is allocated as AVHWFramesContext.hwctx.
Definition: hwcontext_qsv.h:42
int num
Numerator.
Definition: rational.h:59
int repeat_pict
When decoding, this signals how much the picture must be delayed.
Definition: frame.h:343
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
Definition: mem.c:222
int av_usleep(unsigned usec)
Sleep for a period of time.
Definition: time.c:84
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition: video.c:92
static int qsvdeint_request_frame(AVFilterLink *outlink)
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:283
static int qsvdeint_query_formats(AVFilterContext *ctx)
const char * name
Pad name.
Definition: internal.h:60
const char * class_name
The name of the class; usually it is the same name as the context structure type to which the AVClass...
Definition: log.h:72
AVFilterLink ** inputs
array of pointers to input links
Definition: avfilter.h:346
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1151
AVOptions.
static int process_frame(AVFilterContext *ctx, const AVFrame *in, mfxFrameSurface1 *surf_in)
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:294
static void qsvdeint_uninit(AVFilterContext *ctx)
static int qsvdeint_config_props(AVFilterLink *outlink)
static AVFrame * frame
void * hwctx
The format-specific data, allocated and freed by libavutil along with this context.
Definition: hwcontext.h:89
static int qsvdeint_filter_frame(AVFilterLink *link, AVFrame *in)
int interlaced_frame
The content of the picture is interlaced.
Definition: frame.h:348
static mfxStatus frame_lock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
#define av_log(a,...)
This struct is allocated as AVHWDeviceContext.hwctx.
Definition: hwcontext_qsv.h:35
A filter pad used for either input or output.
Definition: internal.h:54
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
Definition: mathematics.c:142
int width
Definition: frame.h:259
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
int ff_set_common_formats(AVFilterContext *ctx, AVFilterFormats *formats)
A helper for query_formats() which sets all links to the same list of formats.
Definition: formats.c:568
av_default_item_name
#define AVERROR(e)
Definition: error.h:43
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:163
static mfxStatus frame_unlock(mfxHDL pthis, mfxMemId mid, mfxFrameData *ptr)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:179
mfxExtBuffer * ext_buffers[1]
void * priv
private data for use by the filter
Definition: avfilter.h:353
AVFilter ff_vf_deinterlace_qsv
static mfxStatus frame_free(mfxHDL pthis, mfxFrameAllocResponse *resp)
static mfxStatus frame_get_hdl(mfxHDL pthis, mfxMemId mid, mfxHDL *hdl)
static void * av_mallocz_array(size_t nmemb, size_t size)
Definition: mem.h:229
#define fail()
Definition: checkasm.h:109
common internal API header
AVHWDeviceContext * device_ctx
The parent AVHWDeviceContext.
Definition: hwcontext.h:146
AVFormatContext * ctx
Definition: movenc.c:48
AVBufferRef * hw_frames_ctx
static const AVFilterPad outputs[]
Definition: af_afftfilt.c:389
mfxFrameSurface1 surface
Definition: qsv_internal.h:52
#define FF_ARRAY_ELEMS(a)
static const mfxHandleType handle_types[]
static void clear_unused_frames(QSVDeintContext *s)
static const AVOption options[]
static const AVFilterPad inputs[]
Definition: af_afftfilt.c:379
uint8_t * data
The data buffer.
Definition: buffer.h:89
struct QSVFrame * next
Definition: qsv_internal.h:58
static mfxStatus frame_alloc(mfxHDL pthis, mfxFrameAllocRequest *req, mfxFrameAllocResponse *resp)
void * hwctx
The format-specific data, allocated and freed automatically along with this context.
Definition: hwcontext.h:159
static int submit_frame(AVFilterContext *ctx, AVFrame *frame, mfxFrameSurface1 **surface)
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31))))#defineSET_CONV_FUNC_GROUP(ofmt, ifmt) staticvoidset_generic_function(AudioConvert *ac){}voidff_audio_convert_free(AudioConvert **ac){if(!*ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);}AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, intsample_rate, intapply_map){AudioConvert *ac;intin_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) returnNULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method!=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt)>2){ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc){av_free(ac);returnNULL;}returnac;}in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar){ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar?ac->channels:1;}elseif(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;elseac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);returnac;}intff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in){intuse_generic=1;intlen=in->nb_samples;intp;if(ac->dc){av_log(ac->avr, AV_LOG_TRACE,"%dsamples-audio_convert:%sto%s(dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));returnff_convert_dither(ac-> in
Describe the class of an AVClass context structure.
Definition: log.h:67
Filter definition.
Definition: avfilter.h:144
Rational number (pair of numerator and denominator).
Definition: rational.h:58
This struct describes a set or pool of "hardware" frames (i.e.
Definition: hwcontext.h:121
static const AVFilterPad qsvdeint_outputs[]
HW acceleration through QSV, data[3] contains a pointer to the mfxFrameSurface1 structure.
Definition: pixfmt.h:236
const char * name
Filter name.
Definition: avfilter.h:148
AVFilterLink ** outputs
array of pointers to output links
Definition: avfilter.h:350
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:266
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:215
mfxFrameSurface1 ** surface_ptrs
QSVFrame * work_frames
A reference to a data buffer.
Definition: buffer.h:81
common internal and external API header
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
Definition: buffer.c:93
int den
Denominator.
Definition: rational.h:60
#define AVERROR_UNKNOWN
Unknown error, typically from an external library.
Definition: error.h:71
int top_field_first
If the content is interlaced, is top field displayed first.
Definition: frame.h:353
mfxExtOpaqueSurfaceAlloc opaque_alloc
A list of supported formats for one end of a filter link.
Definition: formats.h:64
An instance of a filter.
Definition: avfilter.h:338
AVRational av_mul_q(AVRational b, AVRational c)
Multiply two rationals.
Definition: rational.c:80
int height
Definition: frame.h:259
FILE * out
Definition: movenc.c:54
#define av_freep(p)
An API-specific header for AV_HWDEVICE_TYPE_QSV.
AVFrame * frame
Definition: qsv_internal.h:51
int ff_request_frame(AVFilterLink *link)
Request an input frame from the filter at the other end of the link.
Definition: avfilter.c:405
internal API functions
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
static int init_out_session(AVFilterContext *ctx)
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition: frame.c:603
#define AV_NOPTS_VALUE
Undefined timestamp value.
Definition: avutil.h:248