FFmpeg  2.1.1
vdpau.c
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1 /*
2  * Video Decode and Presentation API for UNIX (VDPAU) is used for
3  * HW decode acceleration for MPEG-1/2, MPEG-4 ASP, H.264 and VC-1.
4  *
5  * Copyright (c) 2008 NVIDIA
6  *
7  * This file is part of FFmpeg.
8  *
9  * FFmpeg is free software; you can redistribute it and/or
10  * modify it under the terms of the GNU Lesser General Public
11  * License as published by the Free Software Foundation; either
12  * version 2.1 of the License, or (at your option) any later version.
13  *
14  * FFmpeg is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  * Lesser General Public License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with FFmpeg; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22  */
23 
24 #include <limits.h>
25 #include "avcodec.h"
26 #include "h264.h"
27 #include "vc1.h"
28 
29 #undef NDEBUG
30 #include <assert.h>
31 
32 #include "vdpau.h"
33 #include "vdpau_internal.h"
34 
35 /**
36  * @addtogroup VDPAU_Decoding
37  *
38  * @{
39  */
40 
42 {
43  return av_mallocz(sizeof(AVVDPAUContext));
44 }
45 
46 MAKE_ACCESSORS(AVVDPAUContext, vdpau_hwaccel, AVVDPAU_Render2, render2)
47 
49  av_unused const uint8_t *buffer,
50  av_unused uint32_t size)
51 {
52  struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
53 
54  pic_ctx->bitstream_buffers_allocated = 0;
55  pic_ctx->bitstream_buffers_used = 0;
56  pic_ctx->bitstream_buffers = NULL;
57  return 0;
58 }
59 
60 #if CONFIG_H263_VDPAU_HWACCEL || CONFIG_MPEG1_VDPAU_HWACCEL || \
61  CONFIG_MPEG2_VDPAU_HWACCEL || CONFIG_MPEG4_VDPAU_HWACCEL || \
62  CONFIG_VC1_VDPAU_HWACCEL || CONFIG_WMV3_VDPAU_HWACCEL
64 {
65  int res = 0;
66  AVVDPAUContext *hwctx = avctx->hwaccel_context;
67  MpegEncContext *s = avctx->priv_data;
68  Picture *pic = s->current_picture_ptr;
69  struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
70  VdpVideoSurface surf = ff_vdpau_get_surface_id(pic);
71 
72  if (!hwctx->render) {
73  res = hwctx->render2(avctx, &pic->f, (void *)&pic_ctx->info,
74  pic_ctx->bitstream_buffers_used, pic_ctx->bitstream_buffers);
75  } else
76  hwctx->render(hwctx->decoder, surf, (void *)&pic_ctx->info,
77  pic_ctx->bitstream_buffers_used, pic_ctx->bitstream_buffers);
78 
80  av_freep(&pic_ctx->bitstream_buffers);
81 
82  return res;
83 }
84 #endif
85 
86 int ff_vdpau_add_buffer(Picture *pic, const uint8_t *buf, uint32_t size)
87 {
88  struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
89  VdpBitstreamBuffer *buffers = pic_ctx->bitstream_buffers;
90 
91  buffers = av_fast_realloc(buffers, &pic_ctx->bitstream_buffers_allocated,
92  (pic_ctx->bitstream_buffers_used + 1) * sizeof(*buffers));
93  if (!buffers)
94  return AVERROR(ENOMEM);
95 
96  pic_ctx->bitstream_buffers = buffers;
97  buffers += pic_ctx->bitstream_buffers_used++;
98 
99  buffers->struct_version = VDP_BITSTREAM_BUFFER_VERSION;
100  buffers->bitstream = buf;
101  buffers->bitstream_bytes = size;
102  return 0;
103 }
104 
105 /* Obsolete non-hwaccel VDPAU support below... */
106 
108 {
109  struct vdpau_render_state *render, *render_ref;
110  VdpReferenceFrameH264 *rf, *rf2;
111  Picture *pic;
112  int i, list, pic_frame_idx;
113 
114  render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
115  assert(render);
116 
117  rf = &render->info.h264.referenceFrames[0];
118 #define H264_RF_COUNT FF_ARRAY_ELEMS(render->info.h264.referenceFrames)
119 
120  for (list = 0; list < 2; ++list) {
121  Picture **lp = list ? h->long_ref : h->short_ref;
122  int ls = list ? 16 : h->short_ref_count;
123 
124  for (i = 0; i < ls; ++i) {
125  pic = lp[i];
126  if (!pic || !pic->reference)
127  continue;
128  pic_frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
129 
130  render_ref = (struct vdpau_render_state *)pic->f.data[0];
131  assert(render_ref);
132 
133  rf2 = &render->info.h264.referenceFrames[0];
134  while (rf2 != rf) {
135  if (
136  (rf2->surface == render_ref->surface)
137  && (rf2->is_long_term == pic->long_ref)
138  && (rf2->frame_idx == pic_frame_idx)
139  )
140  break;
141  ++rf2;
142  }
143  if (rf2 != rf) {
144  rf2->top_is_reference |= (pic->reference & PICT_TOP_FIELD) ? VDP_TRUE : VDP_FALSE;
145  rf2->bottom_is_reference |= (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
146  continue;
147  }
148 
149  if (rf >= &render->info.h264.referenceFrames[H264_RF_COUNT])
150  continue;
151 
152  rf->surface = render_ref->surface;
153  rf->is_long_term = pic->long_ref;
154  rf->top_is_reference = (pic->reference & PICT_TOP_FIELD) ? VDP_TRUE : VDP_FALSE;
155  rf->bottom_is_reference = (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
156  rf->field_order_cnt[0] = pic->field_poc[0];
157  rf->field_order_cnt[1] = pic->field_poc[1];
158  rf->frame_idx = pic_frame_idx;
159 
160  ++rf;
161  }
162  }
163 
164  for (; rf < &render->info.h264.referenceFrames[H264_RF_COUNT]; ++rf) {
165  rf->surface = VDP_INVALID_HANDLE;
166  rf->is_long_term = 0;
167  rf->top_is_reference = 0;
168  rf->bottom_is_reference = 0;
169  rf->field_order_cnt[0] = 0;
170  rf->field_order_cnt[1] = 0;
171  rf->frame_idx = 0;
172  }
173 }
174 
175 void ff_vdpau_add_data_chunk(uint8_t *data, const uint8_t *buf, int buf_size)
176 {
177  struct vdpau_render_state *render = (struct vdpau_render_state*)data;
178  assert(render);
179 
181  render->bitstream_buffers,
183  sizeof(*render->bitstream_buffers)*(render->bitstream_buffers_used + 1)
184  );
185 
186  render->bitstream_buffers[render->bitstream_buffers_used].struct_version = VDP_BITSTREAM_BUFFER_VERSION;
187  render->bitstream_buffers[render->bitstream_buffers_used].bitstream = buf;
188  render->bitstream_buffers[render->bitstream_buffers_used].bitstream_bytes = buf_size;
189  render->bitstream_buffers_used++;
190 }
191 
192 #if CONFIG_H264_VDPAU_DECODER
194 {
195  struct vdpau_render_state *render;
196  int i;
197 
198  render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
199  assert(render);
200 
201  for (i = 0; i < 2; ++i) {
202  int foc = h->cur_pic_ptr->field_poc[i];
203  if (foc == INT_MAX)
204  foc = 0;
205  render->info.h264.field_order_cnt[i] = foc;
206  }
207 
208  render->info.h264.frame_num = h->frame_num;
209 }
210 
212 {
213  struct vdpau_render_state *render;
214 
215  render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
216  assert(render);
217 
218  render->info.h264.slice_count = h->slice_num;
219  if (render->info.h264.slice_count < 1)
220  return;
221 
222  render->info.h264.is_reference = (h->cur_pic_ptr->reference & 3) ? VDP_TRUE : VDP_FALSE;
223  render->info.h264.field_pic_flag = h->picture_structure != PICT_FRAME;
224  render->info.h264.bottom_field_flag = h->picture_structure == PICT_BOTTOM_FIELD;
225  render->info.h264.num_ref_frames = h->sps.ref_frame_count;
226  render->info.h264.mb_adaptive_frame_field_flag = h->sps.mb_aff && !render->info.h264.field_pic_flag;
227  render->info.h264.constrained_intra_pred_flag = h->pps.constrained_intra_pred;
228  render->info.h264.weighted_pred_flag = h->pps.weighted_pred;
229  render->info.h264.weighted_bipred_idc = h->pps.weighted_bipred_idc;
230  render->info.h264.frame_mbs_only_flag = h->sps.frame_mbs_only_flag;
231  render->info.h264.transform_8x8_mode_flag = h->pps.transform_8x8_mode;
232  render->info.h264.chroma_qp_index_offset = h->pps.chroma_qp_index_offset[0];
233  render->info.h264.second_chroma_qp_index_offset = h->pps.chroma_qp_index_offset[1];
234  render->info.h264.pic_init_qp_minus26 = h->pps.init_qp - 26;
235  render->info.h264.num_ref_idx_l0_active_minus1 = h->pps.ref_count[0] - 1;
236  render->info.h264.num_ref_idx_l1_active_minus1 = h->pps.ref_count[1] - 1;
237  render->info.h264.log2_max_frame_num_minus4 = h->sps.log2_max_frame_num - 4;
238  render->info.h264.pic_order_cnt_type = h->sps.poc_type;
239  render->info.h264.log2_max_pic_order_cnt_lsb_minus4 = h->sps.poc_type ? 0 : h->sps.log2_max_poc_lsb - 4;
240  render->info.h264.delta_pic_order_always_zero_flag = h->sps.delta_pic_order_always_zero_flag;
241  render->info.h264.direct_8x8_inference_flag = h->sps.direct_8x8_inference_flag;
242  render->info.h264.entropy_coding_mode_flag = h->pps.cabac;
243  render->info.h264.pic_order_present_flag = h->pps.pic_order_present;
244  render->info.h264.deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
245  render->info.h264.redundant_pic_cnt_present_flag = h->pps.redundant_pic_cnt_present;
246  memcpy(render->info.h264.scaling_lists_4x4, h->pps.scaling_matrix4, sizeof(render->info.h264.scaling_lists_4x4));
247  memcpy(render->info.h264.scaling_lists_8x8[0], h->pps.scaling_matrix8[0], sizeof(render->info.h264.scaling_lists_8x8[0]));
248  memcpy(render->info.h264.scaling_lists_8x8[1], h->pps.scaling_matrix8[3], sizeof(render->info.h264.scaling_lists_8x8[0]));
249 
251  render->bitstream_buffers_used = 0;
252 }
253 #endif /* CONFIG_H264_VDPAU_DECODER */
254 
255 #if CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER
257  int buf_size, int slice_count)
258 {
259  struct vdpau_render_state *render, *last, *next;
260  int i;
261 
262  if (!s->current_picture_ptr) return;
263 
264  render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
265  assert(render);
266 
267  /* fill VdpPictureInfoMPEG1Or2 struct */
268  render->info.mpeg.picture_structure = s->picture_structure;
269  render->info.mpeg.picture_coding_type = s->pict_type;
270  render->info.mpeg.intra_dc_precision = s->intra_dc_precision;
271  render->info.mpeg.frame_pred_frame_dct = s->frame_pred_frame_dct;
272  render->info.mpeg.concealment_motion_vectors = s->concealment_motion_vectors;
273  render->info.mpeg.intra_vlc_format = s->intra_vlc_format;
274  render->info.mpeg.alternate_scan = s->alternate_scan;
275  render->info.mpeg.q_scale_type = s->q_scale_type;
276  render->info.mpeg.top_field_first = s->top_field_first;
277  render->info.mpeg.full_pel_forward_vector = s->full_pel[0]; // MPEG-1 only. Set 0 for MPEG-2
278  render->info.mpeg.full_pel_backward_vector = s->full_pel[1]; // MPEG-1 only. Set 0 for MPEG-2
279  render->info.mpeg.f_code[0][0] = s->mpeg_f_code[0][0]; // For MPEG-1 fill both horiz. & vert.
280  render->info.mpeg.f_code[0][1] = s->mpeg_f_code[0][1];
281  render->info.mpeg.f_code[1][0] = s->mpeg_f_code[1][0];
282  render->info.mpeg.f_code[1][1] = s->mpeg_f_code[1][1];
283  for (i = 0; i < 64; ++i) {
284  render->info.mpeg.intra_quantizer_matrix[i] = s->intra_matrix[i];
285  render->info.mpeg.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
286  }
287 
288  render->info.mpeg.forward_reference = VDP_INVALID_HANDLE;
289  render->info.mpeg.backward_reference = VDP_INVALID_HANDLE;
290 
291  switch(s->pict_type){
292  case AV_PICTURE_TYPE_B:
293  next = (struct vdpau_render_state *)s->next_picture.f.data[0];
294  assert(next);
295  render->info.mpeg.backward_reference = next->surface;
296  // no return here, going to set forward prediction
297  case AV_PICTURE_TYPE_P:
298  last = (struct vdpau_render_state *)s->last_picture.f.data[0];
299  if (!last) // FIXME: Does this test make sense?
300  last = render; // predict second field from the first
301  render->info.mpeg.forward_reference = last->surface;
302  }
303 
304  ff_vdpau_add_data_chunk(s->current_picture_ptr->f.data[0], buf, buf_size);
305 
306  render->info.mpeg.slice_count = slice_count;
307 
308  if (slice_count)
310  render->bitstream_buffers_used = 0;
311 }
312 #endif /* CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER */
313 
314 #if CONFIG_VC1_VDPAU_DECODER
316  int buf_size)
317 {
318  VC1Context *v = s->avctx->priv_data;
319  struct vdpau_render_state *render, *last, *next;
320 
321  render = (struct vdpau_render_state *)s->current_picture.f.data[0];
322  assert(render);
323 
324  /* fill LvPictureInfoVC1 struct */
325  render->info.vc1.frame_coding_mode = v->fcm ? v->fcm + 1 : 0;
326  render->info.vc1.postprocflag = v->postprocflag;
327  render->info.vc1.pulldown = v->broadcast;
328  render->info.vc1.interlace = v->interlace;
329  render->info.vc1.tfcntrflag = v->tfcntrflag;
330  render->info.vc1.finterpflag = v->finterpflag;
331  render->info.vc1.psf = v->psf;
332  render->info.vc1.dquant = v->dquant;
333  render->info.vc1.panscan_flag = v->panscanflag;
334  render->info.vc1.refdist_flag = v->refdist_flag;
335  render->info.vc1.quantizer = v->quantizer_mode;
336  render->info.vc1.extended_mv = v->extended_mv;
337  render->info.vc1.extended_dmv = v->extended_dmv;
338  render->info.vc1.overlap = v->overlap;
339  render->info.vc1.vstransform = v->vstransform;
340  render->info.vc1.loopfilter = v->s.loop_filter;
341  render->info.vc1.fastuvmc = v->fastuvmc;
342  render->info.vc1.range_mapy_flag = v->range_mapy_flag;
343  render->info.vc1.range_mapy = v->range_mapy;
344  render->info.vc1.range_mapuv_flag = v->range_mapuv_flag;
345  render->info.vc1.range_mapuv = v->range_mapuv;
346  /* Specific to simple/main profile only */
347  render->info.vc1.multires = v->multires;
348  render->info.vc1.syncmarker = v->s.resync_marker;
349  render->info.vc1.rangered = v->rangered | (v->rangeredfrm << 1);
350  render->info.vc1.maxbframes = v->s.max_b_frames;
351 
352  render->info.vc1.deblockEnable = v->postprocflag & 1;
353  render->info.vc1.pquant = v->pq;
354 
355  render->info.vc1.forward_reference = VDP_INVALID_HANDLE;
356  render->info.vc1.backward_reference = VDP_INVALID_HANDLE;
357 
358  if (v->bi_type)
359  render->info.vc1.picture_type = 4;
360  else
361  render->info.vc1.picture_type = s->pict_type - 1 + s->pict_type / 3;
362 
363  switch(s->pict_type){
364  case AV_PICTURE_TYPE_B:
365  next = (struct vdpau_render_state *)s->next_picture.f.data[0];
366  assert(next);
367  render->info.vc1.backward_reference = next->surface;
368  // no break here, going to set forward prediction
369  case AV_PICTURE_TYPE_P:
370  last = (struct vdpau_render_state *)s->last_picture.f.data[0];
371  if (!last) // FIXME: Does this test make sense?
372  last = render; // predict second field from the first
373  render->info.vc1.forward_reference = last->surface;
374  }
375 
376  ff_vdpau_add_data_chunk(s->current_picture_ptr->f.data[0], buf, buf_size);
377 
378  render->info.vc1.slice_count = 1;
379 
381  render->bitstream_buffers_used = 0;
382 }
383 #endif /* (CONFIG_VC1_VDPAU_DECODER */
384 
385 #if CONFIG_MPEG4_VDPAU_DECODER
387  int buf_size)
388 {
389  struct vdpau_render_state *render, *last, *next;
390  int i;
391 
392  if (!s->current_picture_ptr) return;
393 
394  render = (struct vdpau_render_state *)s->current_picture_ptr->f.data[0];
395  assert(render);
396 
397  /* fill VdpPictureInfoMPEG4Part2 struct */
398  render->info.mpeg4.trd[0] = s->pp_time;
399  render->info.mpeg4.trb[0] = s->pb_time;
400  render->info.mpeg4.trd[1] = s->pp_field_time >> 1;
401  render->info.mpeg4.trb[1] = s->pb_field_time >> 1;
402  render->info.mpeg4.vop_time_increment_resolution = s->avctx->time_base.den;
403  render->info.mpeg4.vop_coding_type = 0;
404  render->info.mpeg4.vop_fcode_forward = s->f_code;
405  render->info.mpeg4.vop_fcode_backward = s->b_code;
406  render->info.mpeg4.resync_marker_disable = !s->resync_marker;
407  render->info.mpeg4.interlaced = !s->progressive_sequence;
408  render->info.mpeg4.quant_type = s->mpeg_quant;
409  render->info.mpeg4.quarter_sample = s->quarter_sample;
410  render->info.mpeg4.short_video_header = s->avctx->codec->id == AV_CODEC_ID_H263;
411  render->info.mpeg4.rounding_control = s->no_rounding;
412  render->info.mpeg4.alternate_vertical_scan_flag = s->alternate_scan;
413  render->info.mpeg4.top_field_first = s->top_field_first;
414  for (i = 0; i < 64; ++i) {
415  render->info.mpeg4.intra_quantizer_matrix[i] = s->intra_matrix[i];
416  render->info.mpeg4.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
417  }
418  render->info.mpeg4.forward_reference = VDP_INVALID_HANDLE;
419  render->info.mpeg4.backward_reference = VDP_INVALID_HANDLE;
420 
421  switch (s->pict_type) {
422  case AV_PICTURE_TYPE_B:
423  next = (struct vdpau_render_state *)s->next_picture.f.data[0];
424  assert(next);
425  render->info.mpeg4.backward_reference = next->surface;
426  render->info.mpeg4.vop_coding_type = 2;
427  // no break here, going to set forward prediction
428  case AV_PICTURE_TYPE_P:
429  last = (struct vdpau_render_state *)s->last_picture.f.data[0];
430  assert(last);
431  render->info.mpeg4.forward_reference = last->surface;
432  }
433 
434  ff_vdpau_add_data_chunk(s->current_picture_ptr->f.data[0], buf, buf_size);
435 
437  render->bitstream_buffers_used = 0;
438 }
439 #endif /* CONFIG_MPEG4_VDPAU_DECODER */
440 
441 /* @}*/
#define PICT_BOTTOM_FIELD
Definition: mpegvideo.h:668
#define PICT_TOP_FIELD
Definition: mpegvideo.h:667
float v
const char * s
Definition: avisynth_c.h:668
VdpDecoderRender * render
VDPAU decoder render callback.
Definition: vdpau.h:103
The VC1 Context.
Definition: vc1.h:182
int size
int weighted_bipred_idc
Definition: h264.h:235
int chroma_qp_index_offset[2]
Definition: h264.h:238
int extended_mv
Ext MV in P/B (not in Simple)
Definition: vc1.h:229
int broadcast
TFF/RFF present.
Definition: vc1.h:209
unsigned int ref_count[2]
num_ref_idx_l0/1_active_minus1 + 1
Definition: h264.h:233
uint8_t rangeredfrm
Frame decoding info for S/M profiles only.
Definition: vc1.h:308
int frame_mbs_only_flag
Definition: h264.h:181
VdpPictureInfoMPEG1Or2 mpeg
Definition: vdpau.h:67
H264Context.
Definition: h264.h:286
int fastuvmc
Rounding of qpel vector to hpel ? (not in Simple)
Definition: vc1.h:228
int picture_structure
Definition: h264.h:408
void ff_vdpau_h264_picture_complete(H264Context *h)
Predicted.
Definition: avcodec.h:2305
AVRational time_base
This is the fundamental unit of time (in seconds) in terms of which frame timestamps are represented...
Definition: avcodec.h:1265
void av_freep(void *ptr)
Free a memory block which has been allocated with av_malloc(z)() or av_realloc() and set the pointer ...
Definition: mem.c:234
if((e=av_dict_get(options,"", NULL, AV_DICT_IGNORE_SUFFIX)))
Definition: avfilter.c:965
int long_ref
1-&gt;long term reference 0-&gt;short term reference
Definition: mpegvideo.h:165
void ff_mpeg_draw_horiz_band(MpegEncContext *s, int y, int h)
Definition: mpegvideo.c:3009
static uint8_t * res
Definition: ffhash.c:43
uint8_t scaling_matrix4[6][16]
Definition: h264.h:243
int deblocking_filter_parameters_present
deblocking_filter_parameters_present_flag
Definition: h264.h:239
int bi_type
Definition: vc1.h:387
uint8_t
#define PICT_FRAME
Definition: mpegvideo.h:669
int panscanflag
NUMPANSCANWIN, TOPLEFT{X,Y}, BOTRIGHT{X,Y} present.
Definition: vc1.h:212
int interlace
Progressive/interlaced (RPTFTM syntax element)
Definition: vc1.h:210
int cabac
entropy_coding_mode_flag
Definition: h264.h:229
int no_rounding
apply no rounding to motion compensation (MPEG4, msmpeg4, ...) for b-frames rounding mode is always 0...
Definition: mpegvideo.h:443
int full_pel[2]
Definition: mpegvideo.h:688
int resync_marker
could this stream contain resync markers
Definition: mpegvideo.h:596
Picture current_picture
copy of the current picture structure.
Definition: mpegvideo.h:347
int intra_dc_precision
Definition: mpegvideo.h:671
const char data[16]
Definition: mxf.c:68
int refdist_flag
REFDIST syntax element present in II, IP, PI or PP field picture headers.
Definition: vc1.h:213
VdpDecoder decoder
VDPAU decoder handle.
Definition: vdpau.h:96
int redundant_pic_cnt_present
redundant_pic_cnt_present_flag
Definition: h264.h:241
VdpBitstreamBuffer * bitstream_buffers
The user is responsible for freeing this buffer using av_freep().
Definition: vdpau.h:184
uint16_t pp_time
time distance between the last 2 p,s,i frames
Definition: mpegvideo.h:565
int ff_vdpau_common_start_frame(Picture *pic, av_unused const uint8_t *buffer, av_unused uint32_t size)
Definition: vdpau.c:48
int psf
Progressive Segmented Frame.
Definition: vc1.h:217
static uintptr_t ff_vdpau_get_surface_id(Picture *pic)
Extract VdpVideoSurface from a Picture.
H.264 / AVC / MPEG4 part10 codec.
int frame_num
Definition: h264.h:533
enum AVCodecID id
Definition: avcodec.h:2936
int mb_aff
mb_adaptive_frame_field_flag
Definition: h264.h:182
int overlap
overlapped transforms in use
Definition: vc1.h:232
This structure is used to share data between the libavcodec library and the client video application...
Definition: vdpau.h:90
int poc_type
pic_order_cnt_type
Definition: h264.h:171
int constrained_intra_pred
constrained_intra_pred_flag
Definition: h264.h:240
#define MAKE_ACCESSORS(str, name, type, field)
Definition: internal.h:88
int reference
Definition: mpegvideo.h:178
PPS pps
current pps
Definition: h264.h:391
struct AVCodec * codec
Definition: avcodec.h:1155
int weighted_pred
weighted_pred_flag
Definition: h264.h:234
int quarter_sample
1-&gt;qpel, 0-&gt;half pel ME/MC
Definition: mpegvideo.h:584
Libavcodec external API header.
#define av_unused
Disable warnings about deprecated features This is useful for sections of code kept for backward comp...
Definition: avcodec.h:697
int postprocflag
Per-frame processing suggestion flag present.
Definition: vc1.h:208
int delta_pic_order_always_zero_flag
Definition: h264.h:173
uint8_t scaling_matrix8[6][64]
Definition: h264.h:244
int intra_vlc_format
Definition: mpegvideo.h:676
union AVVDPAUPictureInfo info
picture parameter information for all supported codecs
Definition: vdpau.h:188
int ref_frame_count
num_ref_frames
Definition: h264.h:177
Picture * long_ref[32]
Definition: h264.h:554
int top_field_first
Definition: mpegvideo.h:673
int tfcntrflag
TFCNTR present.
Definition: vc1.h:211
Picture * current_picture_ptr
pointer to the current picture
Definition: mpegvideo.h:351
Picture.
Definition: mpegvideo.h:97
int alternate_scan
Definition: mpegvideo.h:677
void * hwaccel_picture_private
hardware accelerator private data
Definition: mpegvideo.h:132
SPS sps
current sps
Definition: h264.h:386
static char buffer[20]
Definition: seek-test.c:31
int init_qp
pic_init_qp_minus26 + 26
Definition: h264.h:236
int frame_num
h264 frame_num (raw frame_num from slice header)
Definition: mpegvideo.h:161
int direct_8x8_inference_flag
Definition: h264.h:183
uint8_t range_mapuv_flag
Definition: vc1.h:335
int mpeg_f_code[2][2]
Definition: mpegvideo.h:664
VdpPictureInfoMPEG4Part2 mpeg4
Definition: vdpau.h:69
void * av_fast_realloc(void *ptr, unsigned int *size, size_t min_size)
Reallocate the given block if it is not large enough, otherwise do nothing.
Definition: utils.c:120
int pic_order_present
pic_order_present_flag
Definition: h264.h:230
int rangered
RANGEREDFRM (range reduction) syntax element present at frame level.
Definition: vc1.h:198
int frame_pred_frame_dct
Definition: mpegvideo.h:672
int finterpflag
INTERPFRM present.
Definition: vc1.h:234
uint16_t inter_matrix[64]
Definition: mpegvideo.h:478
AVCodecContext * avctx
Definition: h264.h:287
AVVDPAUContext * av_alloc_vdpaucontext(void)
allocation function for AVVDPAUContext
Definition: vdpau.c:41
int concealment_motion_vectors
Definition: mpegvideo.h:674
void * hwaccel_context
Hardware accelerator context.
Definition: avcodec.h:2513
void ff_vdpau_add_data_chunk(uint8_t *data, const uint8_t *buf, int buf_size)
Definition: vdpau.c:175
int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx)
int multires
frame-level RESPIC syntax element present
Definition: vc1.h:195
main external API structure.
Definition: avcodec.h:1146
int bitstream_buffers_used
Definition: vdpau.h:182
uint8_t range_mapy
Definition: vc1.h:336
int extended_dmv
Additional extended dmv range at P/B frame-level.
Definition: vc1.h:214
void * buf
Definition: avisynth_c.h:594
int progressive_sequence
Definition: mpegvideo.h:663
Picture * short_ref[32]
Definition: h264.h:553
int bitstream_buffers_allocated
Describe size/location of the compressed video data.
Definition: vdpau.h:181
void ff_vdpau_h264_set_reference_frames(H264Context *h)
Definition: vdpau.c:107
Bi-dir predicted.
Definition: avcodec.h:2306
void ff_vdpau_h264_picture_start(H264Context *h)
int quantizer_mode
2bits, quantizer mode used for sequence, see QUANT_*
Definition: vc1.h:233
int f_code
forward MV resolution
Definition: mpegvideo.h:399
int log2_max_poc_lsb
log2_max_pic_order_cnt_lsb_minus4
Definition: h264.h:172
int max_b_frames
max number of b-frames for encoding
Definition: mpegvideo.h:266
int pict_type
AV_PICTURE_TYPE_I, AV_PICTURE_TYPE_P, AV_PICTURE_TYPE_B, ...
Definition: mpegvideo.h:381
int(* AVVDPAU_Render2)(struct AVCodecContext *, struct AVFrame *, const VdpPictureInfo *, uint32_t, const VdpBitstreamBuffer *)
Definition: vdpau.h:76
int vstransform
variable-size [48]x[48] transform type + info
Definition: vc1.h:231
void ff_h264_draw_horiz_band(H264Context *h, int y, int height)
Definition: h264.c:235
Public libavcodec VDPAU header.
int field_poc[2]
h264 top/bottom POC
Definition: mpegvideo.h:159
void * priv_data
Definition: avcodec.h:1182
int transform_8x8_mode
transform_8x8_mode_flag
Definition: h264.h:242
uint8_t range_mapuv
Definition: vc1.h:337
uint16_t pb_field_time
like above, just for interlaced
Definition: mpegvideo.h:568
MpegEncContext s
Definition: vc1.h:183
MpegEncContext.
Definition: mpegvideo.h:245
struct AVCodecContext * avctx
Definition: mpegvideo.h:247
uint16_t pp_field_time
Definition: mpegvideo.h:567
uint8_t pq
Definition: vc1.h:244
void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf, int buf_size, int slice_count)
AVVDPAU_Render2 render2
Definition: vdpau.h:139
VdpPictureInfoH264 h264
Definition: vdpau.h:66
This structure is used as a callback between the FFmpeg decoder (vd_) and presentation (vo_) module...
Definition: vdpau.h:169
VdpPictureInfoVC1 vc1
Definition: vdpau.h:68
enum FrameCodingMode fcm
Frame decoding info for Advanced profile.
Definition: vc1.h:314
int log2_max_frame_num
log2_max_frame_num_minus4 + 4
Definition: h264.h:170
Picture last_picture
copy of the previous picture structure.
Definition: mpegvideo.h:329
int den
denominator
Definition: rational.h:45
int picture_structure
Definition: mpegvideo.h:665
Picture * cur_pic_ptr
Definition: h264.h:299
int ff_vdpau_add_buffer(Picture *pic, const uint8_t *buf, uint32_t size)
Definition: vdpau.c:86
int pic_id
h264 pic_num (short -&gt; no wrap version of pic_num, pic_num &amp; max_pic_num; long -&gt; long_pic_num) ...
Definition: mpegvideo.h:163
void ff_vdpau_mpeg4_decode_picture(MpegEncContext *s, const uint8_t *buf, int buf_size)
Picture next_picture
copy of the next picture structure.
Definition: mpegvideo.h:335
#define AVERROR(e)
struct AVFrame f
Definition: mpegvideo.h:98
uint8_t range_mapy_flag
Definition: vc1.h:334
uint16_t intra_matrix[64]
matrix transmitted in the bitstream
Definition: mpegvideo.h:476
int dquant
How qscale varies with MBs, 2bits (not in Simple)
Definition: vc1.h:230
#define H264_RF_COUNT
int b_code
backward MV resolution for B Frames (mpeg4)
Definition: mpegvideo.h:400
void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf, int buf_size)
int slice_num
Definition: h264.h:398
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:107
VdpVideoSurface surface
Used as rendered surface, never changed.
Definition: vdpau.h:170
void * av_mallocz(size_t size) av_malloc_attrib 1(1)
Allocate a block of size bytes with alignment suitable for all memory accesses (including vectors if ...
Definition: mem.c:241
uint16_t pb_time
time distance between the last b and p,s,i frame
Definition: mpegvideo.h:566
int short_ref_count
number of actual short term references
Definition: h264.h:569