Merge commit 'ce91b2eae6ea52fc1a7003566d26db20ca62d745'
[ffmpeg.git] / 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 #include "libavutil/avassert.h"
26 #include "avcodec.h"
27 #include "internal.h"
28 #include "h264.h"
29 #include "vc1.h"
30
31 #undef NDEBUG
32 #include <assert.h>
33
34 #include "vdpau.h"
35 #include "vdpau_internal.h"
36
37 /**
38  * @addtogroup VDPAU_Decoding
39  *
40  * @{
41  */
42
43 static int vdpau_error(VdpStatus status)
44 {
45     switch (status) {
46     case VDP_STATUS_OK:
47         return 0;
48     case VDP_STATUS_NO_IMPLEMENTATION:
49         return AVERROR(ENOSYS);
50     case VDP_STATUS_DISPLAY_PREEMPTED:
51         return AVERROR(EIO);
52     case VDP_STATUS_INVALID_HANDLE:
53         return AVERROR(EBADF);
54     case VDP_STATUS_INVALID_POINTER:
55         return AVERROR(EFAULT);
56     case VDP_STATUS_RESOURCES:
57         return AVERROR(ENOBUFS);
58     case VDP_STATUS_HANDLE_DEVICE_MISMATCH:
59         return AVERROR(EXDEV);
60     case VDP_STATUS_ERROR:
61         return AVERROR(EIO);
62     default:
63         return AVERROR(EINVAL);
64     }
65 }
66
67 AVVDPAUContext *av_alloc_vdpaucontext(void)
68 {
69     return av_vdpau_alloc_context();
70 }
71
72 MAKE_ACCESSORS(AVVDPAUContext, vdpau_hwaccel, AVVDPAU_Render2, render2)
73
74 int ff_vdpau_common_init(AVCodecContext *avctx, VdpDecoderProfile profile,
75                          int level)
76 {
77     VDPAUHWContext *hwctx = avctx->hwaccel_context;
78     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
79     VdpVideoSurfaceQueryCapabilities *surface_query_caps;
80     VdpDecoderQueryCapabilities *decoder_query_caps;
81     VdpDecoderCreate *create;
82     void *func;
83     VdpStatus status;
84     VdpBool supported;
85     uint32_t max_level, max_mb, max_width, max_height;
86     /* See vdpau/vdpau.h for alignment constraints. */
87     uint32_t width  = (avctx->coded_width + 1) & ~1;
88     uint32_t height = (avctx->coded_height + 3) & ~3;
89
90     vdctx->width            = UINT32_MAX;
91     vdctx->height           = UINT32_MAX;
92
93     if (!hwctx) {
94         vdctx->device  = VDP_INVALID_HANDLE;
95         av_log(avctx, AV_LOG_WARNING, "hwaccel_context has not been setup by the user application, cannot initialize\n");
96         return 0;
97     }
98
99     if (hwctx->context.decoder != VDP_INVALID_HANDLE) {
100         vdctx->decoder = hwctx->context.decoder;
101         vdctx->render  = hwctx->context.render;
102         vdctx->device  = VDP_INVALID_HANDLE;
103         return 0; /* Decoder created by user */
104     }
105     hwctx->reset            = 0;
106
107     vdctx->device           = hwctx->device;
108     vdctx->get_proc_address = hwctx->get_proc_address;
109
110     if (hwctx->flags & AV_HWACCEL_FLAG_IGNORE_LEVEL)
111         level = 0;
112     else if (level < 0)
113         return AVERROR(ENOTSUP);
114
115     status = vdctx->get_proc_address(vdctx->device,
116                                      VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
117                                      &func);
118     if (status != VDP_STATUS_OK)
119         return vdpau_error(status);
120     else
121         surface_query_caps = func;
122
123     status = surface_query_caps(vdctx->device, VDP_CHROMA_TYPE_420, &supported,
124                                 &max_width, &max_height);
125     if (status != VDP_STATUS_OK)
126         return vdpau_error(status);
127     if (supported != VDP_TRUE ||
128         max_width < width || max_height < height)
129         return AVERROR(ENOTSUP);
130
131     status = vdctx->get_proc_address(vdctx->device,
132                                      VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
133                                      &func);
134     if (status != VDP_STATUS_OK)
135         return vdpau_error(status);
136     else
137         decoder_query_caps = func;
138
139     status = decoder_query_caps(vdctx->device, profile, &supported, &max_level,
140                                 &max_mb, &max_width, &max_height);
141     if (status != VDP_STATUS_OK)
142         return vdpau_error(status);
143
144     if (supported != VDP_TRUE || max_level < level ||
145         max_width < width || max_height < height)
146         return AVERROR(ENOTSUP);
147
148     status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_CREATE,
149                                      &func);
150     if (status != VDP_STATUS_OK)
151         return vdpau_error(status);
152     else
153         create = func;
154
155     status = vdctx->get_proc_address(vdctx->device, VDP_FUNC_ID_DECODER_RENDER,
156                                      &func);
157     if (status != VDP_STATUS_OK)
158         return vdpau_error(status);
159     else
160         vdctx->render = func;
161
162     status = create(vdctx->device, profile, width, height, avctx->refs,
163                     &vdctx->decoder);
164     if (status == VDP_STATUS_OK) {
165         vdctx->width  = avctx->coded_width;
166         vdctx->height = avctx->coded_height;
167     }
168
169     return vdpau_error(status);
170 }
171
172 int ff_vdpau_common_uninit(AVCodecContext *avctx)
173 {
174     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
175     VdpDecoderDestroy *destroy;
176     void *func;
177     VdpStatus status;
178
179     if (vdctx->device == VDP_INVALID_HANDLE)
180         return 0; /* Decoder created and destroyed by user */
181     if (vdctx->width == UINT32_MAX && vdctx->height == UINT32_MAX)
182         return 0;
183
184     status = vdctx->get_proc_address(vdctx->device,
185                                      VDP_FUNC_ID_DECODER_DESTROY, &func);
186     if (status != VDP_STATUS_OK)
187         return vdpau_error(status);
188     else
189         destroy = func;
190
191     status = destroy(vdctx->decoder);
192     return vdpau_error(status);
193 }
194
195 static int ff_vdpau_common_reinit(AVCodecContext *avctx)
196 {
197     VDPAUHWContext *hwctx = avctx->hwaccel_context;
198     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
199
200     if (vdctx->device == VDP_INVALID_HANDLE)
201         return 0; /* Decoder created by user */
202     if (avctx->coded_width == vdctx->width &&
203         avctx->coded_height == vdctx->height && !hwctx->reset)
204         return 0;
205
206     avctx->hwaccel->uninit(avctx);
207     return avctx->hwaccel->init(avctx);
208 }
209
210 int ff_vdpau_common_start_frame(struct vdpau_picture_context *pic_ctx,
211                                 av_unused const uint8_t *buffer,
212                                 av_unused uint32_t size)
213 {
214     pic_ctx->bitstream_buffers_allocated = 0;
215     pic_ctx->bitstream_buffers_used      = 0;
216     pic_ctx->bitstream_buffers           = NULL;
217     return 0;
218 }
219
220 int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
221                               struct vdpau_picture_context *pic_ctx)
222 {
223     VDPAUContext *vdctx = avctx->internal->hwaccel_priv_data;
224     AVVDPAUContext *hwctx = avctx->hwaccel_context;
225     VdpVideoSurface surf = ff_vdpau_get_surface_id(frame);
226     VdpStatus status;
227     int val;
228
229     val = ff_vdpau_common_reinit(avctx);
230     if (val < 0)
231         return val;
232
233 #if FF_API_BUFS_VDPAU
234 FF_DISABLE_DEPRECATION_WARNINGS
235     hwctx->info = pic_ctx->info;
236     hwctx->bitstream_buffers = pic_ctx->bitstream_buffers;
237     hwctx->bitstream_buffers_used = pic_ctx->bitstream_buffers_used;
238     hwctx->bitstream_buffers_allocated = pic_ctx->bitstream_buffers_allocated;
239 FF_ENABLE_DEPRECATION_WARNINGS
240 #endif
241
242     if (!hwctx->render && hwctx->render2) {
243         status = hwctx->render2(avctx, frame, (void *)&pic_ctx->info,
244                                 pic_ctx->bitstream_buffers_used, pic_ctx->bitstream_buffers);
245     } else
246     status = vdctx->render(vdctx->decoder, surf, (void *)&pic_ctx->info,
247                            pic_ctx->bitstream_buffers_used,
248                            pic_ctx->bitstream_buffers);
249
250     av_freep(&pic_ctx->bitstream_buffers);
251
252 #if FF_API_BUFS_VDPAU
253 FF_DISABLE_DEPRECATION_WARNINGS
254     hwctx->bitstream_buffers = NULL;
255     hwctx->bitstream_buffers_used = 0;
256     hwctx->bitstream_buffers_allocated = 0;
257 FF_ENABLE_DEPRECATION_WARNINGS
258 #endif
259
260     return vdpau_error(status);
261 }
262
263 #if CONFIG_H263_VDPAU_HWACCEL  || CONFIG_MPEG1_VDPAU_HWACCEL || \
264     CONFIG_MPEG2_VDPAU_HWACCEL || CONFIG_MPEG4_VDPAU_HWACCEL || \
265     CONFIG_VC1_VDPAU_HWACCEL   || CONFIG_WMV3_VDPAU_HWACCEL
266 int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx)
267 {
268     MpegEncContext *s = avctx->priv_data;
269     Picture *pic = s->current_picture_ptr;
270     struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
271     int val;
272
273     val = ff_vdpau_common_end_frame(avctx, pic->f, pic_ctx);
274     if (val < 0)
275         return val;
276
277     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
278     return 0;
279 }
280 #endif
281
282 int ff_vdpau_add_buffer(struct vdpau_picture_context *pic_ctx,
283                         const uint8_t *buf, uint32_t size)
284 {
285     VdpBitstreamBuffer *buffers = pic_ctx->bitstream_buffers;
286
287     buffers = av_fast_realloc(buffers, &pic_ctx->bitstream_buffers_allocated,
288                               (pic_ctx->bitstream_buffers_used + 1) * sizeof(*buffers));
289     if (!buffers)
290         return AVERROR(ENOMEM);
291
292     pic_ctx->bitstream_buffers = buffers;
293     buffers += pic_ctx->bitstream_buffers_used++;
294
295     buffers->struct_version  = VDP_BITSTREAM_BUFFER_VERSION;
296     buffers->bitstream       = buf;
297     buffers->bitstream_bytes = size;
298     return 0;
299 }
300
301 /* Obsolete non-hwaccel VDPAU support below... */
302
303 void ff_vdpau_h264_set_reference_frames(H264Context *h)
304 {
305     struct vdpau_render_state *render, *render_ref;
306     VdpReferenceFrameH264 *rf, *rf2;
307     H264Picture *pic;
308     int i, list, pic_frame_idx;
309
310     render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
311     assert(render);
312
313     rf = &render->info.h264.referenceFrames[0];
314 #define H264_RF_COUNT FF_ARRAY_ELEMS(render->info.h264.referenceFrames)
315
316     for (list = 0; list < 2; ++list) {
317         H264Picture **lp = list ? h->long_ref : h->short_ref;
318         int ls = list ? 16 : h->short_ref_count;
319
320         for (i = 0; i < ls; ++i) {
321             pic = lp[i];
322             if (!pic || !pic->reference)
323                 continue;
324             pic_frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
325
326             render_ref = (struct vdpau_render_state *)pic->f.data[0];
327             assert(render_ref);
328
329             rf2 = &render->info.h264.referenceFrames[0];
330             while (rf2 != rf) {
331                 if (
332                     (rf2->surface == render_ref->surface)
333                     && (rf2->is_long_term == pic->long_ref)
334                     && (rf2->frame_idx == pic_frame_idx)
335                 )
336                     break;
337                 ++rf2;
338             }
339             if (rf2 != rf) {
340                 rf2->top_is_reference    |= (pic->reference & PICT_TOP_FIELD)    ? VDP_TRUE : VDP_FALSE;
341                 rf2->bottom_is_reference |= (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
342                 continue;
343             }
344
345             if (rf >= &render->info.h264.referenceFrames[H264_RF_COUNT])
346                 continue;
347
348             rf->surface             = render_ref->surface;
349             rf->is_long_term        = pic->long_ref;
350             rf->top_is_reference    = (pic->reference & PICT_TOP_FIELD)    ? VDP_TRUE : VDP_FALSE;
351             rf->bottom_is_reference = (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
352             rf->field_order_cnt[0]  = pic->field_poc[0];
353             rf->field_order_cnt[1]  = pic->field_poc[1];
354             rf->frame_idx           = pic_frame_idx;
355
356             ++rf;
357         }
358     }
359
360     for (; rf < &render->info.h264.referenceFrames[H264_RF_COUNT]; ++rf) {
361         rf->surface             = VDP_INVALID_HANDLE;
362         rf->is_long_term        = 0;
363         rf->top_is_reference    = 0;
364         rf->bottom_is_reference = 0;
365         rf->field_order_cnt[0]  = 0;
366         rf->field_order_cnt[1]  = 0;
367         rf->frame_idx           = 0;
368     }
369 }
370
371 void ff_vdpau_add_data_chunk(uint8_t *data, const uint8_t *buf, int buf_size)
372 {
373     struct vdpau_render_state *render = (struct vdpau_render_state*)data;
374     assert(render);
375
376     render->bitstream_buffers= av_fast_realloc(
377         render->bitstream_buffers,
378         &render->bitstream_buffers_allocated,
379         sizeof(*render->bitstream_buffers)*(render->bitstream_buffers_used + 1)
380     );
381
382     render->bitstream_buffers[render->bitstream_buffers_used].struct_version  = VDP_BITSTREAM_BUFFER_VERSION;
383     render->bitstream_buffers[render->bitstream_buffers_used].bitstream       = buf;
384     render->bitstream_buffers[render->bitstream_buffers_used].bitstream_bytes = buf_size;
385     render->bitstream_buffers_used++;
386 }
387
388 #if CONFIG_H264_VDPAU_DECODER
389 void ff_vdpau_h264_picture_start(H264Context *h)
390 {
391     struct vdpau_render_state *render;
392     int i;
393
394     render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
395     assert(render);
396
397     for (i = 0; i < 2; ++i) {
398         int foc = h->cur_pic_ptr->field_poc[i];
399         if (foc == INT_MAX)
400             foc = 0;
401         render->info.h264.field_order_cnt[i] = foc;
402     }
403
404     render->info.h264.frame_num = h->frame_num;
405 }
406
407 void ff_vdpau_h264_picture_complete(H264Context *h)
408 {
409     struct vdpau_render_state *render;
410
411     render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
412     assert(render);
413
414     render->info.h264.slice_count = h->slice_num;
415     if (render->info.h264.slice_count < 1)
416         return;
417
418     render->info.h264.is_reference                           = (h->cur_pic_ptr->reference & 3) ? VDP_TRUE : VDP_FALSE;
419     render->info.h264.field_pic_flag                         = h->picture_structure != PICT_FRAME;
420     render->info.h264.bottom_field_flag                      = h->picture_structure == PICT_BOTTOM_FIELD;
421     render->info.h264.num_ref_frames                         = h->sps.ref_frame_count;
422     render->info.h264.mb_adaptive_frame_field_flag           = h->sps.mb_aff && !render->info.h264.field_pic_flag;
423     render->info.h264.constrained_intra_pred_flag            = h->pps.constrained_intra_pred;
424     render->info.h264.weighted_pred_flag                     = h->pps.weighted_pred;
425     render->info.h264.weighted_bipred_idc                    = h->pps.weighted_bipred_idc;
426     render->info.h264.frame_mbs_only_flag                    = h->sps.frame_mbs_only_flag;
427     render->info.h264.transform_8x8_mode_flag                = h->pps.transform_8x8_mode;
428     render->info.h264.chroma_qp_index_offset                 = h->pps.chroma_qp_index_offset[0];
429     render->info.h264.second_chroma_qp_index_offset          = h->pps.chroma_qp_index_offset[1];
430     render->info.h264.pic_init_qp_minus26                    = h->pps.init_qp - 26;
431     render->info.h264.num_ref_idx_l0_active_minus1           = h->pps.ref_count[0] - 1;
432     render->info.h264.num_ref_idx_l1_active_minus1           = h->pps.ref_count[1] - 1;
433     render->info.h264.log2_max_frame_num_minus4              = h->sps.log2_max_frame_num - 4;
434     render->info.h264.pic_order_cnt_type                     = h->sps.poc_type;
435     render->info.h264.log2_max_pic_order_cnt_lsb_minus4      = h->sps.poc_type ? 0 : h->sps.log2_max_poc_lsb - 4;
436     render->info.h264.delta_pic_order_always_zero_flag       = h->sps.delta_pic_order_always_zero_flag;
437     render->info.h264.direct_8x8_inference_flag              = h->sps.direct_8x8_inference_flag;
438     render->info.h264.entropy_coding_mode_flag               = h->pps.cabac;
439     render->info.h264.pic_order_present_flag                 = h->pps.pic_order_present;
440     render->info.h264.deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
441     render->info.h264.redundant_pic_cnt_present_flag         = h->pps.redundant_pic_cnt_present;
442     memcpy(render->info.h264.scaling_lists_4x4, h->pps.scaling_matrix4, sizeof(render->info.h264.scaling_lists_4x4));
443     memcpy(render->info.h264.scaling_lists_8x8[0], h->pps.scaling_matrix8[0], sizeof(render->info.h264.scaling_lists_8x8[0]));
444     memcpy(render->info.h264.scaling_lists_8x8[1], h->pps.scaling_matrix8[3], sizeof(render->info.h264.scaling_lists_8x8[0]));
445
446     ff_h264_draw_horiz_band(h, 0, h->avctx->height);
447     render->bitstream_buffers_used = 0;
448 }
449 #endif /* CONFIG_H264_VDPAU_DECODER */
450
451 #if CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER
452 void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
453                                     int buf_size, int slice_count)
454 {
455     struct vdpau_render_state *render, *last, *next;
456     int i;
457
458     if (!s->current_picture_ptr) return;
459
460     render = (struct vdpau_render_state *)s->current_picture_ptr->f->data[0];
461     assert(render);
462
463     /* fill VdpPictureInfoMPEG1Or2 struct */
464     render->info.mpeg.picture_structure          = s->picture_structure;
465     render->info.mpeg.picture_coding_type        = s->pict_type;
466     render->info.mpeg.intra_dc_precision         = s->intra_dc_precision;
467     render->info.mpeg.frame_pred_frame_dct       = s->frame_pred_frame_dct;
468     render->info.mpeg.concealment_motion_vectors = s->concealment_motion_vectors;
469     render->info.mpeg.intra_vlc_format           = s->intra_vlc_format;
470     render->info.mpeg.alternate_scan             = s->alternate_scan;
471     render->info.mpeg.q_scale_type               = s->q_scale_type;
472     render->info.mpeg.top_field_first            = s->top_field_first;
473     render->info.mpeg.full_pel_forward_vector    = s->full_pel[0]; // MPEG-1 only.  Set 0 for MPEG-2
474     render->info.mpeg.full_pel_backward_vector   = s->full_pel[1]; // MPEG-1 only.  Set 0 for MPEG-2
475     render->info.mpeg.f_code[0][0]               = s->mpeg_f_code[0][0]; // For MPEG-1 fill both horiz. & vert.
476     render->info.mpeg.f_code[0][1]               = s->mpeg_f_code[0][1];
477     render->info.mpeg.f_code[1][0]               = s->mpeg_f_code[1][0];
478     render->info.mpeg.f_code[1][1]               = s->mpeg_f_code[1][1];
479     for (i = 0; i < 64; ++i) {
480         render->info.mpeg.intra_quantizer_matrix[i]     = s->intra_matrix[i];
481         render->info.mpeg.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
482     }
483
484     render->info.mpeg.forward_reference          = VDP_INVALID_HANDLE;
485     render->info.mpeg.backward_reference         = VDP_INVALID_HANDLE;
486
487     switch(s->pict_type){
488     case  AV_PICTURE_TYPE_B:
489         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
490         assert(next);
491         render->info.mpeg.backward_reference     = next->surface;
492         // no return here, going to set forward prediction
493     case  AV_PICTURE_TYPE_P:
494         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
495         if (!last) // FIXME: Does this test make sense?
496             last = render; // predict second field from the first
497         render->info.mpeg.forward_reference      = last->surface;
498     }
499
500     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
501
502     render->info.mpeg.slice_count                = slice_count;
503
504     if (slice_count)
505         ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
506     render->bitstream_buffers_used               = 0;
507 }
508 #endif /* CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER */
509
510 #if CONFIG_VC1_VDPAU_DECODER
511 void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
512                                  int buf_size)
513 {
514     VC1Context *v = s->avctx->priv_data;
515     struct vdpau_render_state *render, *last, *next;
516
517     render = (struct vdpau_render_state *)s->current_picture.f->data[0];
518     assert(render);
519
520     /*  fill LvPictureInfoVC1 struct */
521     render->info.vc1.frame_coding_mode  = v->fcm ? v->fcm + 1 : 0;
522     render->info.vc1.postprocflag       = v->postprocflag;
523     render->info.vc1.pulldown           = v->broadcast;
524     render->info.vc1.interlace          = v->interlace;
525     render->info.vc1.tfcntrflag         = v->tfcntrflag;
526     render->info.vc1.finterpflag        = v->finterpflag;
527     render->info.vc1.psf                = v->psf;
528     render->info.vc1.dquant             = v->dquant;
529     render->info.vc1.panscan_flag       = v->panscanflag;
530     render->info.vc1.refdist_flag       = v->refdist_flag;
531     render->info.vc1.quantizer          = v->quantizer_mode;
532     render->info.vc1.extended_mv        = v->extended_mv;
533     render->info.vc1.extended_dmv       = v->extended_dmv;
534     render->info.vc1.overlap            = v->overlap;
535     render->info.vc1.vstransform        = v->vstransform;
536     render->info.vc1.loopfilter         = v->s.loop_filter;
537     render->info.vc1.fastuvmc           = v->fastuvmc;
538     render->info.vc1.range_mapy_flag    = v->range_mapy_flag;
539     render->info.vc1.range_mapy         = v->range_mapy;
540     render->info.vc1.range_mapuv_flag   = v->range_mapuv_flag;
541     render->info.vc1.range_mapuv        = v->range_mapuv;
542     /* Specific to simple/main profile only */
543     render->info.vc1.multires           = v->multires;
544     render->info.vc1.syncmarker         = v->resync_marker;
545     render->info.vc1.rangered           = v->rangered | (v->rangeredfrm << 1);
546     render->info.vc1.maxbframes         = v->s.max_b_frames;
547
548     render->info.vc1.deblockEnable      = v->postprocflag & 1;
549     render->info.vc1.pquant             = v->pq;
550
551     render->info.vc1.forward_reference  = VDP_INVALID_HANDLE;
552     render->info.vc1.backward_reference = VDP_INVALID_HANDLE;
553
554     if (v->bi_type)
555         render->info.vc1.picture_type = 4;
556     else
557         render->info.vc1.picture_type = s->pict_type - 1 + s->pict_type / 3;
558
559     switch(s->pict_type){
560     case  AV_PICTURE_TYPE_B:
561         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
562         assert(next);
563         render->info.vc1.backward_reference = next->surface;
564         // no break here, going to set forward prediction
565     case  AV_PICTURE_TYPE_P:
566         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
567         if (!last) // FIXME: Does this test make sense?
568             last = render; // predict second field from the first
569         render->info.vc1.forward_reference = last->surface;
570     }
571
572     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
573
574     render->info.vc1.slice_count          = 1;
575
576     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
577     render->bitstream_buffers_used        = 0;
578 }
579 #endif /* (CONFIG_VC1_VDPAU_DECODER */
580
581 #if CONFIG_MPEG4_VDPAU_DECODER
582 void ff_vdpau_mpeg4_decode_picture(Mpeg4DecContext *ctx, const uint8_t *buf,
583                                    int buf_size)
584 {
585     MpegEncContext *s = &ctx->m;
586     struct vdpau_render_state *render, *last, *next;
587     int i;
588
589     if (!s->current_picture_ptr) return;
590
591     render = (struct vdpau_render_state *)s->current_picture_ptr->f->data[0];
592     assert(render);
593
594     /* fill VdpPictureInfoMPEG4Part2 struct */
595     render->info.mpeg4.trd[0]                            = s->pp_time;
596     render->info.mpeg4.trb[0]                            = s->pb_time;
597     render->info.mpeg4.trd[1]                            = s->pp_field_time >> 1;
598     render->info.mpeg4.trb[1]                            = s->pb_field_time >> 1;
599     render->info.mpeg4.vop_time_increment_resolution     = s->avctx->time_base.den;
600     render->info.mpeg4.vop_coding_type                   = 0;
601     render->info.mpeg4.vop_fcode_forward                 = s->f_code;
602     render->info.mpeg4.vop_fcode_backward                = s->b_code;
603     render->info.mpeg4.resync_marker_disable             = !ctx->resync_marker;
604     render->info.mpeg4.interlaced                        = !s->progressive_sequence;
605     render->info.mpeg4.quant_type                        = s->mpeg_quant;
606     render->info.mpeg4.quarter_sample                    = s->quarter_sample;
607     render->info.mpeg4.short_video_header                = s->avctx->codec->id == AV_CODEC_ID_H263;
608     render->info.mpeg4.rounding_control                  = s->no_rounding;
609     render->info.mpeg4.alternate_vertical_scan_flag      = s->alternate_scan;
610     render->info.mpeg4.top_field_first                   = s->top_field_first;
611     for (i = 0; i < 64; ++i) {
612         render->info.mpeg4.intra_quantizer_matrix[i]     = s->intra_matrix[i];
613         render->info.mpeg4.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
614     }
615     render->info.mpeg4.forward_reference                 = VDP_INVALID_HANDLE;
616     render->info.mpeg4.backward_reference                = VDP_INVALID_HANDLE;
617
618     switch (s->pict_type) {
619     case AV_PICTURE_TYPE_B:
620         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
621         assert(next);
622         render->info.mpeg4.backward_reference     = next->surface;
623         render->info.mpeg4.vop_coding_type        = 2;
624         // no break here, going to set forward prediction
625     case AV_PICTURE_TYPE_P:
626         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
627         assert(last);
628         render->info.mpeg4.forward_reference      = last->surface;
629     }
630
631     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
632
633     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
634     render->bitstream_buffers_used = 0;
635 }
636 #endif /* CONFIG_MPEG4_VDPAU_DECODER */
637
638 int av_vdpau_get_profile(AVCodecContext *avctx, VdpDecoderProfile *profile)
639 {
640 #define PROFILE(prof)       \
641 do {                        \
642     *profile = prof;        \
643     return 0;               \
644 } while (0)
645
646     switch (avctx->codec_id) {
647     case AV_CODEC_ID_MPEG1VIDEO:               PROFILE(VDP_DECODER_PROFILE_MPEG1);
648     case AV_CODEC_ID_MPEG2VIDEO:
649         switch (avctx->profile) {
650         case FF_PROFILE_MPEG2_MAIN:            PROFILE(VDP_DECODER_PROFILE_MPEG2_MAIN);
651         case FF_PROFILE_MPEG2_SIMPLE:          PROFILE(VDP_DECODER_PROFILE_MPEG2_SIMPLE);
652         default:                               return AVERROR(EINVAL);
653         }
654     case AV_CODEC_ID_H263:                     PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_ASP);
655     case AV_CODEC_ID_MPEG4:
656         switch (avctx->profile) {
657         case FF_PROFILE_MPEG4_SIMPLE:          PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_SP);
658         case FF_PROFILE_MPEG4_ADVANCED_SIMPLE: PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_ASP);
659         default:                               return AVERROR(EINVAL);
660         }
661     case AV_CODEC_ID_H264:
662         switch (avctx->profile & ~FF_PROFILE_H264_INTRA) {
663         case FF_PROFILE_H264_BASELINE:         PROFILE(VDP_DECODER_PROFILE_H264_BASELINE);
664         case FF_PROFILE_H264_CONSTRAINED_BASELINE:
665         case FF_PROFILE_H264_MAIN:             PROFILE(VDP_DECODER_PROFILE_H264_MAIN);
666         case FF_PROFILE_H264_HIGH:             PROFILE(VDP_DECODER_PROFILE_H264_HIGH);
667         default:                               return AVERROR(EINVAL);
668         }
669     case AV_CODEC_ID_WMV3:
670     case AV_CODEC_ID_VC1:
671         switch (avctx->profile) {
672         case FF_PROFILE_VC1_SIMPLE:            PROFILE(VDP_DECODER_PROFILE_VC1_SIMPLE);
673         case FF_PROFILE_VC1_MAIN:              PROFILE(VDP_DECODER_PROFILE_VC1_MAIN);
674         case FF_PROFILE_VC1_ADVANCED:          PROFILE(VDP_DECODER_PROFILE_VC1_ADVANCED);
675         default:                               return AVERROR(EINVAL);
676         }
677     }
678     return AVERROR(EINVAL);
679 }
680
681 AVVDPAUContext *av_vdpau_alloc_context(void)
682 {
683     return av_mallocz(sizeof(AVVDPAUContext));
684 }
685
686 int av_vdpau_bind_context(AVCodecContext *avctx, VdpDevice device,
687                           VdpGetProcAddress *get_proc, unsigned flags)
688 {
689     VDPAUHWContext *hwctx;
690
691     if (flags & ~AV_HWACCEL_FLAG_IGNORE_LEVEL)
692         return AVERROR(EINVAL);
693
694     if (av_reallocp(&avctx->hwaccel_context, sizeof(*hwctx)))
695         return AVERROR(ENOMEM);
696
697     hwctx = avctx->hwaccel_context;
698
699     memset(hwctx, 0, sizeof(*hwctx));
700     hwctx->context.decoder  = VDP_INVALID_HANDLE;
701     hwctx->device           = device;
702     hwctx->get_proc_address = get_proc;
703     hwctx->flags            = flags;
704     hwctx->reset            = 1;
705     return 0;
706 }
707
708 /* @}*/