git.sesse.net Git - ffmpeg/blob - libavcodec/vdpau.c

   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
  26 #include "avcodec.h"
  27 #include "internal.h"
  28 #include "h264dec.h"
  29 #include "vc1.h"
  30 #include "vdpau.h"
  31 #include "vdpau_compat.h"
  32 #include "vdpau_internal.h"
  33
  34 // XXX: at the time of adding this ifdefery, av_assert* wasn't use outside.
  35 // When dropping it, make sure other av_assert* were not added since then.
  36 #if FF_API_BUFS_VDPAU
  37 #include "libavutil/avassert.h"
  38 #endif
  39
  40 #if FF_API_VDPAU
  41 #undef NDEBUG
  42 #include <assert.h>
  43 #endif
  44
  45 /**
  46  * @addtogroup VDPAU_Decoding
  47  *
  48  * @{
  49  */
  50
  51 static int vdpau_error(VdpStatus status)
  52 {
  53     switch (status) {
  54     case VDP_STATUS_OK:
  55         return 0;
  56     case VDP_STATUS_NO_IMPLEMENTATION:
  57         return AVERROR(ENOSYS);
  58     case VDP_STATUS_DISPLAY_PREEMPTED:
  59         return AVERROR(EIO);
  60     case VDP_STATUS_INVALID_HANDLE:
  61         return AVERROR(EBADF);
  62     case VDP_STATUS_INVALID_POINTER:
  63         return AVERROR(EFAULT);
  64     case VDP_STATUS_RESOURCES:
  65         return AVERROR(ENOBUFS);
  66     case VDP_STATUS_HANDLE_DEVICE_MISMATCH:
  67         return AVERROR(EXDEV);
  68     case VDP_STATUS_ERROR:
  69         return AVERROR(EIO);
  70     default:
  71         return AVERROR(EINVAL);
  72     }
  73 }
  74
  75 AVVDPAUContext *av_alloc_vdpaucontext(void)
  76 {
  77     return av_vdpau_alloc_context();
  78 }
  79
  80 MAKE_ACCESSORS(AVVDPAUContext, vdpau_hwaccel, AVVDPAU_Render2, render2)
  81
  82 int av_vdpau_get_surface_parameters(AVCodecContext *avctx,
  83                                     VdpChromaType *type,
  84                                     uint32_t *width, uint32_t *height)
  85 {
  86     VdpChromaType t;
  87     uint32_t w = avctx->coded_width;
  88     uint32_t h = avctx->coded_height;
  89
  90     /* See <vdpau/vdpau.h> for per-type alignment constraints. */
  91     switch (avctx->sw_pix_fmt) {
  92     case AV_PIX_FMT_YUV420P:
  93     case AV_PIX_FMT_YUVJ420P:
  94         t = VDP_CHROMA_TYPE_420;
  95         w = (w + 1) & ~1;
  96         h = (h + 3) & ~3;
  97         break;
  98     case AV_PIX_FMT_YUV422P:
  99     case AV_PIX_FMT_YUVJ422P:
 100         t = VDP_CHROMA_TYPE_422;
 101         w = (w + 1) & ~1;
 102         h = (h + 1) & ~1;
 103         break;
 104     case AV_PIX_FMT_YUV444P:
 105     case AV_PIX_FMT_YUVJ444P:
 106         t = VDP_CHROMA_TYPE_444;
 107         h = (h + 1) & ~1;
 108         break;
 109     default:
 110         return AVERROR(ENOSYS);
 111     }
 112
 113     if (type)
 114         *type = t;
 115     if (width)
 116         *width = w;
 117     if (height)
 118         *height = h;
 119     return 0;
 120 }
 121
 122 int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
 123                          int level)
 124 {
 125     VDPAUHWContext *hwctx = avctx->hwaccel_context;
 126     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
 127     VdpVideoSurfaceQueryCapabilities *surface_query_caps;
 128     VdpDecoderQueryCapabilities *decoder_query_caps;
 129     VdpDecoderCreate *create;
 130     void *func;
 131     VdpStatus status;
 132     VdpBool supported;
 133     uint32_t max_level, max_mb, max_width, max_height;
 134     VdpChromaType type;
 135     uint32_t width;
 136     uint32_t height;
 137
 138     vdctx->width            = UINT32_MAX;
 139     vdctx->height           = UINT32_MAX;
 140
 141     if (av_vdpau_get_surface_parameters(avctx, &type, &width, &height))
 142         return AVERROR(ENOSYS);
 143
 144     if (hwctx) {
 145         hwctx->reset            = 0;
 146
 147         if (hwctx->context.decoder != VDP_INVALID_HANDLE) {
 148             vdctx->decoder = hwctx->context.decoder;
 149             vdctx->render  = hwctx->context.render;
 150             vdctx->device  = VDP_INVALID_HANDLE;
 151             return 0; /* Decoder created by user */
 152         }
 153
 154         vdctx->device           = hwctx->device;
 155         vdctx->get_proc_address = hwctx->get_proc_address;
 156
 157         if (hwctx->flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
 158             level = 0;
 159
 160         if (!(hwctx->flags & AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH) &&
 161             type != VDP_CHROMA_TYPE_420)
 162             return AVERROR(ENOSYS);
 163     } else {
 164         AVHWFramesContext *frames_ctx = NULL;
 165         AVVDPAUDeviceContext *dev_ctx;
 166
 167         // We assume the hw_frames_ctx always survives until ff_vdpau_common_uninit
 168         // is called. This holds true as the user is not allowed to touch
 169         // hw_device_ctx, or hw_frames_ctx after get_format (and ff_get_format
 170         // itself also uninits before unreffing hw_frames_ctx).
 171         if (avctx->hw_frames_ctx) {
 172             frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
 173         } else if (avctx->hw_device_ctx) {
 174             int ret;
 175
 176             avctx->hw_frames_ctx = av_hwframe_ctx_alloc(avctx->hw_device_ctx);
 177             if (!avctx->hw_frames_ctx)
 178                 return AVERROR(ENOMEM);
 179
 180             frames_ctx            = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
 181             frames_ctx->format    = AV_PIX_FMT_VDPAU;
 182             frames_ctx->sw_format = avctx->sw_pix_fmt;
 183             frames_ctx->width     = avctx->coded_width;
 184             frames_ctx->height    = avctx->coded_height;
 185
 186             ret = av_hwframe_ctx_init(avctx->hw_frames_ctx);
 187             if (ret < 0) {
 188                 av_buffer_unref(&avctx->hw_frames_ctx);
 189                 return ret;
 190             }
 191         }
 192
 193         if (!frames_ctx) {
 194             av_log(avctx, AV_LOG_ERROR, "A hardware frames context is "
 195                    "required for VDPAU decoding.\n");
 196             return AVERROR(EINVAL);
 197         }
 198
 199         dev_ctx = frames_ctx->device_ctx->hwctx;
 200
 201         vdctx->device           = dev_ctx->device;
 202         vdctx->get_proc_address = dev_ctx->get_proc_address;
 203
 204         if (avctx->hwaccel_flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
 205             level = 0;
 206     }
 207
 208     if (level < 0)
 209         return AVERROR(ENOTSUP);
 210
 211     status = vdctx->get_proc_address(vdctx->device,
 212                                      VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
 213                                      &func);
 214     if (status != VDP_STATUS_OK)
 215         return vdpau_error(status);
 216     else
 217         surface_query_caps = func;
 218
 219     status = surface_query_caps(vdctx->device, type, &supported,
 220                                 &max_width, &max_height);
 221     if (status != VDP_STATUS_OK)
 222         return vdpau_error(status);
 223     if (supported != VDP_TRUE ||
 224         max_width < width || max_height < height)
 225         return AVERROR(ENOTSUP);
 226
 227     status = vdctx->get_proc_address(vdctx->device,
 228                                      VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
 229                                      &func);
 230     if (status != VDP_STATUS_OK)
 231         return vdpau_error(status);
 232     else
 233         decoder_query_caps = func;
 234
 235     status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
 236                                 &max_mb, &max_width, &max_height);
 237 #ifdef VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE
 238     if ((status != VDP_STATUS_OK || supported != VDP_TRUE) && profile == VDP_DECODER_PROFILE_H264_CONSTRAINED_BASELINE) {
 239         profile = VDP_DECODER_PROFILE_H264_MAIN;
 240         status = decoder_query_caps(vdctx->device, profile, &supported,
 241                                     &max_level, &max_mb,
 242                                     &max_width, &max_height);
 243     }
 244 #endif
 245     if (status != VDP_STATUS_OK)
 246         return vdpau_error(status);
 247
 248     if (supported != VDP_TRUE || max_level < level ||
 249         max_width < width || max_height < height)
 250         return AVERROR(ENOTSUP);
 251
 252     status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_CREATE,
 253                                      &func);
 254     if (status != VDP_STATUS_OK)
 255         return vdpau_error(status);
 256     else
 257         create = func;
 258
 259     status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_RENDER,
 260                                      &func);
 261     if (status != VDP_STATUS_OK)
 262         return vdpau_error(status);
 263     else
 264         vdctx->render = func;
 265
 266     status = create(vdctx->device, profile, width, height, avctx->refs,
 267                     &vdctx->decoder);
 268     if (status == VDP_STATUS_OK) {
 269         vdctx->width  = avctx->coded_width;
 270         vdctx->height = avctx->coded_height;
 271     }
 272
 273     return vdpau_error(status);
 274 }
 275
 276 int ff_vdpau_common_uninit(AVCodecContext *avctx)
 277 {
 278     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
 279     VdpDecoderDestroy *destroy;
 280     void *func;
 281     VdpStatus status;
 282
 283     if (vdctx->device == VDP_INVALID_HANDLE)
 284         return 0; /* Decoder created and destroyed by user */
 285     if (vdctx->width == UINT32_MAX && vdctx->height == UINT32_MAX)
 286         return 0;
 287
 288     status = vdctx->get_proc_address(vdctx->device,
 289                                      VDP_FUNC_ID_DECODER_DESTROY, &func);
 290     if (status != VDP_STATUS_OK)
 291         return vdpau_error(status);
 292     else
 293         destroy = func;
 294
 295     status = destroy(vdctx->decoder);
 296     return vdpau_error(status);
 297 }
 298
 299 static int ff_vdpau_common_reinit(AVCodecContext *avctx)
 300 {
 301     VDPAUHWContext *hwctx = avctx->hwaccel_context;
 302     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
 303
 304     if (vdctx->device == VDP_INVALID_HANDLE)
 305         return 0; /* Decoder created by user */
 306     if (avctx->coded_width == vdctx->width &&
 307         avctx->coded_height == vdctx->height && (!hwctx || !hwctx->reset))
 308         return 0;
 309
 310     avctx->hwaccel->uninit(avctx);
 311     return avctx->hwaccel->init(avctx);
 312 }
 313
 314 int ff_vdpau_common_start_frame(struct vdpau_picture_context *pic_ctx,
 315                                 av_unused const uint8_t *buffer,
 316                                 av_unused uint32_t size)
 317 {
 318     pic_ctx->bitstream_buffers_allocated = 0;
 319     pic_ctx->bitstream_buffers_used      = 0;
 320     pic_ctx->bitstream_buffers           = NULL;
 321     return 0;
 322 }
 323
 324 int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
 325                               struct vdpau_picture_context *pic_ctx)
 326 {
 327     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
 328     AVVDPAUContext *hwctx = avctx->hwaccel_context;
 329     VdpVideoSurface surf = ff_vdpau_get_surface_id(frame);
 330     VdpStatus status;
 331     int val;
 332
 333     val = ff_vdpau_common_reinit(avctx);
 334     if (val < 0)
 335         return val;
 336
 337 #if FF_API_BUFS_VDPAU
 338 FF_DISABLE_DEPRECATION_WARNINGS
 339     if (hwctx) {
 340     av_assert0(sizeof(hwctx->info) <= sizeof(pic_ctx->info));
 341     memcpy(&hwctx->info, &pic_ctx->info, sizeof(hwctx->info));
 342     hwctx->bitstream_buffers = pic_ctx->bitstream_buffers;
 343     hwctx->bitstream_buffers_used = pic_ctx->bitstream_buffers_used;
 344     hwctx->bitstream_buffers_allocated = pic_ctx->bitstream_buffers_allocated;
 345     }
 346 FF_ENABLE_DEPRECATION_WARNINGS
 347 #endif
 348
 349     if (hwctx && !hwctx->render && hwctx->render2) {
 350         status = hwctx->render2(avctx, frame, (void *)&pic_ctx->info,
 351                                 pic_ctx->bitstream_buffers_used, pic_ctx->bitstream_buffers);
 352     } else
 353     status = vdctx->render(vdctx->decoder, surf, &pic_ctx->info,
 354                            pic_ctx->bitstream_buffers_used,
 355                            pic_ctx->bitstream_buffers);
 356
 357     av_freep(&pic_ctx->bitstream_buffers);
 358
 359 #if FF_API_BUFS_VDPAU
 360 FF_DISABLE_DEPRECATION_WARNINGS
 361     if (hwctx) {
 362     hwctx->bitstream_buffers = NULL;
 363     hwctx->bitstream_buffers_used = 0;
 364     hwctx->bitstream_buffers_allocated = 0;
 365     }
 366 FF_ENABLE_DEPRECATION_WARNINGS
 367 #endif
 368
 369     return vdpau_error(status);
 370 }
 371
 372 #if CONFIG_MPEG1_VDPAU_HWACCEL || \
 373     CONFIG_MPEG2_VDPAU_HWACCEL || CONFIG_MPEG4_VDPAU_HWACCEL || \
 374     CONFIG_VC1_VDPAU_HWACCEL   || CONFIG_WMV3_VDPAU_HWACCEL
 375 int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx)
 376 {
 377     MpegEncContext *s = avctx->priv_data;
 378     Picture *pic = s->current_picture_ptr;
 379     struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
 380     int val;
 381
 382     val = ff_vdpau_common_end_frame(avctx, pic->f, pic_ctx);
 383     if (val < 0)
 384         return val;
 385
 386     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
 387     return 0;
 388 }
 389 #endif
 390
 391 int ff_vdpau_add_buffer(struct vdpau_picture_context *pic_ctx,
 392                         const uint8_t *buf, uint32_t size)
 393 {
 394     VdpBitstreamBuffer *buffers = pic_ctx->bitstream_buffers;
 395
 396     buffers = av_fast_realloc(buffers, &pic_ctx->bitstream_buffers_allocated,
 397                               (pic_ctx->bitstream_buffers_used + 1) * sizeof(*buffers));
 398     if (!buffers)
 399         return AVERROR(ENOMEM);
 400
 401     pic_ctx->bitstream_buffers = buffers;
 402     buffers += pic_ctx->bitstream_buffers_used++;
 403
 404     buffers->struct_version  = VDP_BITSTREAM_BUFFER_VERSION;
 405     buffers->bitstream       = buf;
 406     buffers->bitstream_bytes = size;
 407     return 0;
 408 }
 409
 410 /* Obsolete non-hwaccel VDPAU support below... */
 411
 412 #if FF_API_VDPAU
 413 void ff_vdpau_add_data_chunk(uint8_t *data, const uint8_t *buf, int buf_size)
 414 {
 415     struct vdpau_render_state *render = (struct vdpau_render_state*)data;
 416     assert(render);
 417
 418     render->bitstream_buffers= av_fast_realloc(
 419         render->bitstream_buffers,
 420         &render->bitstream_buffers_allocated,
 421         sizeof(*render->bitstream_buffers)*(render->bitstream_buffers_used + 1)
 422     );
 423
 424     render->bitstream_buffers[render->bitstream_buffers_used].struct_version  = VDP_BITSTREAM_BUFFER_VERSION;
 425     render->bitstream_buffers[render->bitstream_buffers_used].bitstream       = buf;
 426     render->bitstream_buffers[render->bitstream_buffers_used].bitstream_bytes = buf_size;
 427     render->bitstream_buffers_used++;
 428 }
 429
 430 #if CONFIG_H264_VDPAU_DECODER
 431 void ff_vdpau_h264_set_reference_frames(H264Context *h)
 432 {
 433     struct vdpau_render_state *render, *render_ref;
 434     VdpReferenceFrameH264 *rf, *rf2;
 435     H264Picture *pic;
 436     int i, list, pic_frame_idx;
 437
 438     render = (struct vdpau_render_state *)h->cur_pic_ptr->f->data[0];
 439     assert(render);
 440
 441     rf = &render->info.h264.referenceFrames[0];
 442 #define H264_RF_COUNT FF_ARRAY_ELEMS(render->info.h264.referenceFrames)
 443
 444     for (list = 0; list < 2; ++list) {
 445         H264Picture **lp = list ? h->long_ref : h->short_ref;
 446         int ls = list ? 16 : h->short_ref_count;
 447
 448         for (i = 0; i < ls; ++i) {
 449             pic = lp[i];
 450             if (!pic || !pic->reference)
 451                 continue;
 452             pic_frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
 453
 454             render_ref = (struct vdpau_render_state *)pic->f->data[0];
 455             assert(render_ref);
 456
 457             rf2 = &render->info.h264.referenceFrames[0];
 458             while (rf2 != rf) {
 459                 if (
 460                     (rf2->surface == render_ref->surface)
 461                     && (rf2->is_long_term == pic->long_ref)
 462                     && (rf2->frame_idx == pic_frame_idx)
 463                 )
 464                     break;
 465                 ++rf2;
 466             }
 467             if (rf2 != rf) {
 468                 rf2->top_is_reference    |= (pic->reference & PICT_TOP_FIELD)    ? VDP_TRUE : VDP_FALSE;
 469                 rf2->bottom_is_reference |= (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
 470                 continue;
 471             }
 472
 473             if (rf >= &render->info.h264.referenceFrames[H264_RF_COUNT])
 474                 continue;
 475
 476             rf->surface             = render_ref->surface;
 477             rf->is_long_term        = pic->long_ref;
 478             rf->top_is_reference    = (pic->reference & PICT_TOP_FIELD)    ? VDP_TRUE : VDP_FALSE;
 479             rf->bottom_is_reference = (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
 480             rf->field_order_cnt[0]  = pic->field_poc[0];
 481             rf->field_order_cnt[1]  = pic->field_poc[1];
 482             rf->frame_idx           = pic_frame_idx;
 483
 484             ++rf;
 485         }
 486     }
 487
 488     for (; rf < &render->info.h264.referenceFrames[H264_RF_COUNT]; ++rf) {
 489         rf->surface             = VDP_INVALID_HANDLE;
 490         rf->is_long_term        = 0;
 491         rf->top_is_reference    = 0;
 492         rf->bottom_is_reference = 0;
 493         rf->field_order_cnt[0]  = 0;
 494         rf->field_order_cnt[1]  = 0;
 495         rf->frame_idx           = 0;
 496     }
 497 }
 498
 499 void ff_vdpau_h264_picture_start(H264Context *h)
 500 {
 501     struct vdpau_render_state *render;
 502     int i;
 503
 504     render = (struct vdpau_render_state *)h->cur_pic_ptr->f->data[0];
 505     assert(render);
 506
 507     for (i = 0; i < 2; ++i) {
 508         int foc = h->cur_pic_ptr->field_poc[i];
 509         if (foc == INT_MAX)
 510             foc = 0;
 511         render->info.h264.field_order_cnt[i] = foc;
 512     }
 513
 514     render->info.h264.frame_num = h->poc.frame_num;
 515 }
 516
 517 void ff_vdpau_h264_picture_complete(H264Context *h)
 518 {
 519     struct vdpau_render_state *render;
 520
 521     render = (struct vdpau_render_state *)h->cur_pic_ptr->f->data[0];
 522     assert(render);
 523
 524     render->info.h264.slice_count = h->current_slice;
 525     if (render->info.h264.slice_count < 1)
 526         return;
 527
 528     render->info.h264.is_reference                           = (h->cur_pic_ptr->reference & 3) ? VDP_TRUE : VDP_FALSE;
 529     render->info.h264.field_pic_flag                         = h->picture_structure != PICT_FRAME;
 530     render->info.h264.bottom_field_flag                      = h->picture_structure == PICT_BOTTOM_FIELD;
 531     render->info.h264.num_ref_frames                         = h->ps.sps->ref_frame_count;
 532     render->info.h264.mb_adaptive_frame_field_flag           = h->ps.sps->mb_aff && !render->info.h264.field_pic_flag;
 533     render->info.h264.constrained_intra_pred_flag            = h->ps.pps->constrained_intra_pred;
 534     render->info.h264.weighted_pred_flag                     = h->ps.pps->weighted_pred;
 535     render->info.h264.weighted_bipred_idc                    = h->ps.pps->weighted_bipred_idc;
 536     render->info.h264.frame_mbs_only_flag                    = h->ps.sps->frame_mbs_only_flag;
 537     render->info.h264.transform_8x8_mode_flag                = h->ps.pps->transform_8x8_mode;
 538     render->info.h264.chroma_qp_index_offset                 = h->ps.pps->chroma_qp_index_offset[0];
 539     render->info.h264.second_chroma_qp_index_offset          = h->ps.pps->chroma_qp_index_offset[1];
 540     render->info.h264.pic_init_qp_minus26                    = h->ps.pps->init_qp - 26;
 541     render->info.h264.num_ref_idx_l0_active_minus1           = h->ps.pps->ref_count[0] - 1;
 542     render->info.h264.num_ref_idx_l1_active_minus1           = h->ps.pps->ref_count[1] - 1;
 543     render->info.h264.log2_max_frame_num_minus4              = h->ps.sps->log2_max_frame_num - 4;
 544     render->info.h264.pic_order_cnt_type                     = h->ps.sps->poc_type;
 545     render->info.h264.log2_max_pic_order_cnt_lsb_minus4      = h->ps.sps->poc_type ? 0 : h->ps.sps->log2_max_poc_lsb - 4;
 546     render->info.h264.delta_pic_order_always_zero_flag       = h->ps.sps->delta_pic_order_always_zero_flag;
 547     render->info.h264.direct_8x8_inference_flag              = h->ps.sps->direct_8x8_inference_flag;
 548     render->info.h264.entropy_coding_mode_flag               = h->ps.pps->cabac;
 549     render->info.h264.pic_order_present_flag                 = h->ps.pps->pic_order_present;
 550     render->info.h264.deblocking_filter_control_present_flag = h->ps.pps->deblocking_filter_parameters_present;
 551     render->info.h264.redundant_pic_cnt_present_flag         = h->ps.pps->redundant_pic_cnt_present;
 552     memcpy(render->info.h264.scaling_lists_4x4, h->ps.pps->scaling_matrix4, sizeof(render->info.h264.scaling_lists_4x4));
 553     memcpy(render->info.h264.scaling_lists_8x8[0], h->ps.pps->scaling_matrix8[0], sizeof(render->info.h264.scaling_lists_8x8[0]));
 554     memcpy(render->info.h264.scaling_lists_8x8[1], h->ps.pps->scaling_matrix8[3], sizeof(render->info.h264.scaling_lists_8x8[0]));
 555
 556     ff_h264_draw_horiz_band(h, &h->slice_ctx[0], 0, h->avctx->height);
 557     render->bitstream_buffers_used = 0;
 558 }
 559 #endif /* CONFIG_H264_VDPAU_DECODER */
 560
 561 #if CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER
 562 void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
 563                                     int buf_size, int slice_count)
 564 {
 565     struct vdpau_render_state *render, *last, *next;
 566     int i;
 567
 568     if (!s->current_picture_ptr) return;
 569
 570     render = (struct vdpau_render_state *)s->current_picture_ptr->f->data[0];
 571     assert(render);
 572
 573     /* fill VdpPictureInfoMPEG1Or2 struct */
 574     render->info.mpeg.picture_structure          = s->picture_structure;
 575     render->info.mpeg.picture_coding_type        = s->pict_type;
 576     render->info.mpeg.intra_dc_precision         = s->intra_dc_precision;
 577     render->info.mpeg.frame_pred_frame_dct       = s->frame_pred_frame_dct;
 578     render->info.mpeg.concealment_motion_vectors = s->concealment_motion_vectors;
 579     render->info.mpeg.intra_vlc_format           = s->intra_vlc_format;
 580     render->info.mpeg.alternate_scan             = s->alternate_scan;
 581     render->info.mpeg.q_scale_type               = s->q_scale_type;
 582     render->info.mpeg.top_field_first            = s->top_field_first;
 583     render->info.mpeg.full_pel_forward_vector    = s->full_pel[0]; // MPEG-1 only.  Set 0 for MPEG-2
 584     render->info.mpeg.full_pel_backward_vector   = s->full_pel[1]; // MPEG-1 only.  Set 0 for MPEG-2
 585     render->info.mpeg.f_code[0][0]               = s->mpeg_f_code[0][0]; // For MPEG-1 fill both horiz. & vert.
 586     render->info.mpeg.f_code[0][1]               = s->mpeg_f_code[0][1];
 587     render->info.mpeg.f_code[1][0]               = s->mpeg_f_code[1][0];
 588     render->info.mpeg.f_code[1][1]               = s->mpeg_f_code[1][1];
 589     for (i = 0; i < 64; ++i) {
 590         render->info.mpeg.intra_quantizer_matrix[i]     = s->intra_matrix[i];
 591         render->info.mpeg.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
 592     }
 593
 594     render->info.mpeg.forward_reference          = VDP_INVALID_HANDLE;
 595     render->info.mpeg.backward_reference         = VDP_INVALID_HANDLE;
 596
 597     switch(s->pict_type){
 598     case  AV_PICTURE_TYPE_B:
 599         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
 600         assert(next);
 601         render->info.mpeg.backward_reference     = next->surface;
 602         // no return here, going to set forward prediction
 603     case  AV_PICTURE_TYPE_P:
 604         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
 605         if (!last) // FIXME: Does this test make sense?
 606             last = render; // predict second field from the first
 607         render->info.mpeg.forward_reference      = last->surface;
 608     }
 609
 610     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
 611
 612     render->info.mpeg.slice_count                = slice_count;
 613
 614     if (slice_count)
 615         ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
 616     render->bitstream_buffers_used               = 0;
 617 }
 618 #endif /* CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER */
 619
 620 #if CONFIG_VC1_VDPAU_DECODER
 621 void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
 622                                  int buf_size)
 623 {
 624     VC1Context *v = s->avctx->priv_data;
 625     struct vdpau_render_state *render, *last, *next;
 626
 627     render = (struct vdpau_render_state *)s->current_picture.f->data[0];
 628     assert(render);
 629
 630     /*  fill LvPictureInfoVC1 struct */
 631     render->info.vc1.frame_coding_mode  = v->fcm ? v->fcm + 1 : 0;
 632     render->info.vc1.postprocflag       = v->postprocflag;
 633     render->info.vc1.pulldown           = v->broadcast;
 634     render->info.vc1.interlace          = v->interlace;
 635     render->info.vc1.tfcntrflag         = v->tfcntrflag;
 636     render->info.vc1.finterpflag        = v->finterpflag;
 637     render->info.vc1.psf                = v->psf;
 638     render->info.vc1.dquant             = v->dquant;
 639     render->info.vc1.panscan_flag       = v->panscanflag;
 640     render->info.vc1.refdist_flag       = v->refdist_flag;
 641     render->info.vc1.quantizer          = v->quantizer_mode;
 642     render->info.vc1.extended_mv        = v->extended_mv;
 643     render->info.vc1.extended_dmv       = v->extended_dmv;
 644     render->info.vc1.overlap            = v->overlap;
 645     render->info.vc1.vstransform        = v->vstransform;
 646     render->info.vc1.loopfilter         = v->s.loop_filter;
 647     render->info.vc1.fastuvmc           = v->fastuvmc;
 648     render->info.vc1.range_mapy_flag    = v->range_mapy_flag;
 649     render->info.vc1.range_mapy         = v->range_mapy;
 650     render->info.vc1.range_mapuv_flag   = v->range_mapuv_flag;
 651     render->info.vc1.range_mapuv        = v->range_mapuv;
 652     /* Specific to simple/main profile only */
 653     render->info.vc1.multires           = v->multires;
 654     render->info.vc1.syncmarker         = v->resync_marker;
 655     render->info.vc1.rangered           = v->rangered | (v->rangeredfrm << 1);
 656     render->info.vc1.maxbframes         = v->s.max_b_frames;
 657
 658     render->info.vc1.deblockEnable      = v->postprocflag & 1;
 659     render->info.vc1.pquant             = v->pq;
 660
 661     render->info.vc1.forward_reference  = VDP_INVALID_HANDLE;
 662     render->info.vc1.backward_reference = VDP_INVALID_HANDLE;
 663
 664     if (v->bi_type)
 665         render->info.vc1.picture_type = 4;
 666     else
 667         render->info.vc1.picture_type = s->pict_type - 1 + s->pict_type / 3;
 668
 669     switch(s->pict_type){
 670     case  AV_PICTURE_TYPE_B:
 671         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
 672         assert(next);
 673         render->info.vc1.backward_reference = next->surface;
 674         // no break here, going to set forward prediction
 675     case  AV_PICTURE_TYPE_P:
 676         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
 677         if (!last) // FIXME: Does this test make sense?
 678             last = render; // predict second field from the first
 679         render->info.vc1.forward_reference = last->surface;
 680     }
 681
 682     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
 683
 684     render->info.vc1.slice_count          = 1;
 685
 686     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
 687     render->bitstream_buffers_used        = 0;
 688 }
 689 #endif /* (CONFIG_VC1_VDPAU_DECODER */
 690
 691 #if CONFIG_MPEG4_VDPAU_DECODER
 692 void ff_vdpau_mpeg4_decode_picture(Mpeg4DecContext *ctx, const uint8_t *buf,
 693                                    int buf_size)
 694 {
 695     MpegEncContext *s = &ctx->m;
 696     struct vdpau_render_state *render, *last, *next;
 697     int i;
 698
 699     if (!s->current_picture_ptr) return;
 700
 701     render = (struct vdpau_render_state *)s->current_picture_ptr->f->data[0];
 702     assert(render);
 703
 704     /* fill VdpPictureInfoMPEG4Part2 struct */
 705     render->info.mpeg4.trd[0]                            = s->pp_time;
 706     render->info.mpeg4.trb[0]                            = s->pb_time;
 707     render->info.mpeg4.trd[1]                            = s->pp_field_time >> 1;
 708     render->info.mpeg4.trb[1]                            = s->pb_field_time >> 1;
 709     render->info.mpeg4.vop_time_increment_resolution     = s->avctx->time_base.den;
 710     render->info.mpeg4.vop_coding_type                   = 0;
 711     render->info.mpeg4.vop_fcode_forward                 = s->f_code;
 712     render->info.mpeg4.vop_fcode_backward                = s->b_code;
 713     render->info.mpeg4.resync_marker_disable             = !ctx->resync_marker;
 714     render->info.mpeg4.interlaced                        = !s->progressive_sequence;
 715     render->info.mpeg4.quant_type                        = s->mpeg_quant;
 716     render->info.mpeg4.quarter_sample                    = s->quarter_sample;
 717     render->info.mpeg4.short_video_header                = s->avctx->codec->id == AV_CODEC_ID_H263;
 718     render->info.mpeg4.rounding_control                  = s->no_rounding;
 719     render->info.mpeg4.alternate_vertical_scan_flag      = s->alternate_scan;
 720     render->info.mpeg4.top_field_first                   = s->top_field_first;
 721     for (i = 0; i < 64; ++i) {
 722         render->info.mpeg4.intra_quantizer_matrix[i]     = s->intra_matrix[i];
 723         render->info.mpeg4.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
 724     }
 725     render->info.mpeg4.forward_reference                 = VDP_INVALID_HANDLE;
 726     render->info.mpeg4.backward_reference                = VDP_INVALID_HANDLE;
 727
 728     switch (s->pict_type) {
 729     case AV_PICTURE_TYPE_B:
 730         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
 731         assert(next);
 732         render->info.mpeg4.backward_reference     = next->surface;
 733         render->info.mpeg4.vop_coding_type        = 2;
 734         // no break here, going to set forward prediction
 735     case AV_PICTURE_TYPE_P:
 736         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
 737         assert(last);
 738         render->info.mpeg4.forward_reference      = last->surface;
 739     }
 740
 741     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
 742
 743     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
 744     render->bitstream_buffers_used = 0;
 745 }
 746 #endif /* CONFIG_MPEG4_VDPAU_DECODER */
 747 #endif /* FF_API_VDPAU */
 748
 749 #if FF_API_VDPAU_PROFILE
 750 int av_vdpau_get_profile(AVCodecContext *avctx, VdpDecoderProfile *profile)
 751 {
 752 #define PROFILE(prof)                      \
 753 do {                                       \
 754     *profile = VDP_DECODER_PROFILE_##prof; \
 755     return 0;                              \
 756 } while (0)
 757
 758     switch (avctx->codec_id) {
 759     case AV_CODEC_ID_MPEG1VIDEO:               PROFILE(MPEG1);
 760     case AV_CODEC_ID_MPEG2VIDEO:
 761         switch (avctx->profile) {
 762         case FF_PROFILE_MPEG2_MAIN:            PROFILE(MPEG2_MAIN);
 763         case FF_PROFILE_MPEG2_SIMPLE:          PROFILE(MPEG2_SIMPLE);
 764         default:                               return AVERROR(EINVAL);
 765         }
 766     case AV_CODEC_ID_H263:                     PROFILE(MPEG4_PART2_ASP);
 767     case AV_CODEC_ID_MPEG4:
 768         switch (avctx->profile) {
 769         case FF_PROFILE_MPEG4_SIMPLE:          PROFILE(MPEG4_PART2_SP);
 770         case FF_PROFILE_MPEG4_ADVANCED_SIMPLE: PROFILE(MPEG4_PART2_ASP);
 771         default:                               return AVERROR(EINVAL);
 772         }
 773     case AV_CODEC_ID_H264:
 774         switch (avctx->profile & ~FF_PROFILE_H264_INTRA) {
 775         case FF_PROFILE_H264_BASELINE:         PROFILE(H264_BASELINE);
 776         case FF_PROFILE_H264_CONSTRAINED_BASELINE:
 777         case FF_PROFILE_H264_MAIN:             PROFILE(H264_MAIN);
 778         case FF_PROFILE_H264_HIGH:             PROFILE(H264_HIGH);
 779 #ifdef VDP_DECODER_PROFILE_H264_EXTENDED
 780         case FF_PROFILE_H264_EXTENDED:         PROFILE(H264_EXTENDED);
 781 #endif
 782         default:                               return AVERROR(EINVAL);
 783         }
 784     case AV_CODEC_ID_WMV3:
 785     case AV_CODEC_ID_VC1:
 786         switch (avctx->profile) {
 787         case FF_PROFILE_VC1_SIMPLE:            PROFILE(VC1_SIMPLE);
 788         case FF_PROFILE_VC1_MAIN:              PROFILE(VC1_MAIN);
 789         case FF_PROFILE_VC1_ADVANCED:          PROFILE(VC1_ADVANCED);
 790         default:                               return AVERROR(EINVAL);
 791         }
 792     }
 793     return AVERROR(EINVAL);
 794 #undef PROFILE
 795 }
 796 #endif /* FF_API_VDPAU_PROFILE */
 797
 798 AVVDPAUContext *av_vdpau_alloc_context(void)
 799 {
 800     return av_mallocz(sizeof(AVVDPAUContext));
 801 }
 802
 803 int av_vdpau_bind_context(AVCodecContext *avctx, VdpDevice device,
 804                           VdpGetProcAddress *get_proc, unsigned flags)
 805 {
 806     VDPAUHWContext *hwctx;
 807
 808     if (flags & ~(AV_HWACCEL_FLAG_IGNORE_LEVEL|AV_HWACCEL_FLAG_ALLOW_HIGH_DEPTH))
 809         return AVERROR(EINVAL);
 810
 811     if (av_reallocp(&avctx->hwaccel_context, sizeof(*hwctx)))
 812         return AVERROR(ENOMEM);
 813
 814     hwctx = avctx->hwaccel_context;
 815
 816     memset(hwctx, 0, sizeof(*hwctx));
 817     hwctx->context.decoder  = VDP_INVALID_HANDLE;
 818     hwctx->device           = device;
 819     hwctx->get_proc_address = get_proc;
 820     hwctx->flags            = flags;
 821     hwctx->reset            = 1;
 822     return 0;
 823 }
 824
 825 /* @}*/