Merge commit 'fcc1022611f79c2f3aa2f392a5ce14c74be9c1d7'
[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 "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
41 static int vdpau_error(VdpStatus status)
42 {
43     switch (status) {
44     case VDP_STATUS_OK:
45         return 0;
46     case VDP_STATUS_NO_IMPLEMENTATION:
47         return AVERROR(ENOSYS);
48     case VDP_STATUS_DISPLAY_PREEMPTED:
49         return AVERROR(EIO);
50     case VDP_STATUS_INVALID_HANDLE:
51         return AVERROR(EBADF);
52     case VDP_STATUS_INVALID_POINTER:
53         return AVERROR(EFAULT);
54     case VDP_STATUS_RESOURCES:
55         return AVERROR(ENOBUFS);
56     case VDP_STATUS_HANDLE_DEVICE_MISMATCH:
57         return AVERROR(EXDEV);
58     case VDP_STATUS_ERROR:
59         return AVERROR(EIO);
60     default:
61         return AVERROR(EINVAL);
62     }
63 }
64
65 AVVDPAUContext *av_alloc_vdpaucontext(void)
66 {
67     return av_vdpau_alloc_context();
68 }
69
70 MAKE_ACCESSORS(AVVDPAUContext, vdpau_hwaccel, AVVDPAU_Render2, render2)
71
72 int ff_vdpau_common_start_frame(struct vdpau_picture_context *pic_ctx,
73                                 av_unused const uint8_t *buffer,
74                                 av_unused uint32_t size)
75 {
76     pic_ctx->bitstream_buffers_allocated = 0;
77     pic_ctx->bitstream_buffers_used      = 0;
78     pic_ctx->bitstream_buffers           = NULL;
79     return 0;
80 }
81
82 int ff_vdpau_common_end_frame(AVCodecContext *avctx, AVFrame *frame,
83                               struct vdpau_picture_context *pic_ctx)
84 {
85     AVVDPAUContext *hwctx = avctx->hwaccel_context;
86     VdpVideoSurface surf = ff_vdpau_get_surface_id(frame);
87     VdpStatus status;
88
89 #if FF_API_BUFS_VDPAU
90 FF_DISABLE_DEPRECATION_WARNINGS
91     hwctx->info = pic_ctx->info;
92     hwctx->bitstream_buffers = pic_ctx->bitstream_buffers;
93     hwctx->bitstream_buffers_used = pic_ctx->bitstream_buffers_used;
94     hwctx->bitstream_buffers_allocated = pic_ctx->bitstream_buffers_allocated;
95 FF_ENABLE_DEPRECATION_WARNINGS
96 #endif
97
98     if (!hwctx->render) {
99         status = hwctx->render2(avctx, frame, (void *)&pic_ctx->info,
100                                 pic_ctx->bitstream_buffers_used, pic_ctx->bitstream_buffers);
101     } else
102     status = hwctx->render(hwctx->decoder, surf, (void *)&pic_ctx->info,
103                            pic_ctx->bitstream_buffers_used,
104                            pic_ctx->bitstream_buffers);
105
106     av_freep(&pic_ctx->bitstream_buffers);
107
108 #if FF_API_BUFS_VDPAU
109 FF_DISABLE_DEPRECATION_WARNINGS
110     hwctx->bitstream_buffers = NULL;
111     hwctx->bitstream_buffers_used = 0;
112     hwctx->bitstream_buffers_allocated = 0;
113 FF_ENABLE_DEPRECATION_WARNINGS
114 #endif
115
116     return vdpau_error(status);
117 }
118
119 #if CONFIG_H263_VDPAU_HWACCEL  || CONFIG_MPEG1_VDPAU_HWACCEL || \
120     CONFIG_MPEG2_VDPAU_HWACCEL || CONFIG_MPEG4_VDPAU_HWACCEL || \
121     CONFIG_VC1_VDPAU_HWACCEL   || CONFIG_WMV3_VDPAU_HWACCEL
122 int ff_vdpau_mpeg_end_frame(AVCodecContext *avctx)
123 {
124     MpegEncContext *s = avctx->priv_data;
125     Picture *pic = s->current_picture_ptr;
126     struct vdpau_picture_context *pic_ctx = pic->hwaccel_picture_private;
127     int val;
128
129     val = ff_vdpau_common_end_frame(avctx, pic->f, pic_ctx);
130     if (val < 0)
131         return val;
132
133     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
134     return 0;
135 }
136 #endif
137
138 int ff_vdpau_add_buffer(struct vdpau_picture_context *pic_ctx,
139                         const uint8_t *buf, uint32_t size)
140 {
141     VdpBitstreamBuffer *buffers = pic_ctx->bitstream_buffers;
142
143     buffers = av_fast_realloc(buffers, &pic_ctx->bitstream_buffers_allocated,
144                               (pic_ctx->bitstream_buffers_used + 1) * sizeof(*buffers));
145     if (!buffers)
146         return AVERROR(ENOMEM);
147
148     pic_ctx->bitstream_buffers = buffers;
149     buffers += pic_ctx->bitstream_buffers_used++;
150
151     buffers->struct_version  = VDP_BITSTREAM_BUFFER_VERSION;
152     buffers->bitstream       = buf;
153     buffers->bitstream_bytes = size;
154     return 0;
155 }
156
157 /* Obsolete non-hwaccel VDPAU support below... */
158
159 void ff_vdpau_h264_set_reference_frames(H264Context *h)
160 {
161     struct vdpau_render_state *render, *render_ref;
162     VdpReferenceFrameH264 *rf, *rf2;
163     H264Picture *pic;
164     int i, list, pic_frame_idx;
165
166     render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
167     assert(render);
168
169     rf = &render->info.h264.referenceFrames[0];
170 #define H264_RF_COUNT FF_ARRAY_ELEMS(render->info.h264.referenceFrames)
171
172     for (list = 0; list < 2; ++list) {
173         H264Picture **lp = list ? h->long_ref : h->short_ref;
174         int ls = list ? 16 : h->short_ref_count;
175
176         for (i = 0; i < ls; ++i) {
177             pic = lp[i];
178             if (!pic || !pic->reference)
179                 continue;
180             pic_frame_idx = pic->long_ref ? pic->pic_id : pic->frame_num;
181
182             render_ref = (struct vdpau_render_state *)pic->f.data[0];
183             assert(render_ref);
184
185             rf2 = &render->info.h264.referenceFrames[0];
186             while (rf2 != rf) {
187                 if (
188                     (rf2->surface == render_ref->surface)
189                     && (rf2->is_long_term == pic->long_ref)
190                     && (rf2->frame_idx == pic_frame_idx)
191                 )
192                     break;
193                 ++rf2;
194             }
195             if (rf2 != rf) {
196                 rf2->top_is_reference    |= (pic->reference & PICT_TOP_FIELD)    ? VDP_TRUE : VDP_FALSE;
197                 rf2->bottom_is_reference |= (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
198                 continue;
199             }
200
201             if (rf >= &render->info.h264.referenceFrames[H264_RF_COUNT])
202                 continue;
203
204             rf->surface             = render_ref->surface;
205             rf->is_long_term        = pic->long_ref;
206             rf->top_is_reference    = (pic->reference & PICT_TOP_FIELD)    ? VDP_TRUE : VDP_FALSE;
207             rf->bottom_is_reference = (pic->reference & PICT_BOTTOM_FIELD) ? VDP_TRUE : VDP_FALSE;
208             rf->field_order_cnt[0]  = pic->field_poc[0];
209             rf->field_order_cnt[1]  = pic->field_poc[1];
210             rf->frame_idx           = pic_frame_idx;
211
212             ++rf;
213         }
214     }
215
216     for (; rf < &render->info.h264.referenceFrames[H264_RF_COUNT]; ++rf) {
217         rf->surface             = VDP_INVALID_HANDLE;
218         rf->is_long_term        = 0;
219         rf->top_is_reference    = 0;
220         rf->bottom_is_reference = 0;
221         rf->field_order_cnt[0]  = 0;
222         rf->field_order_cnt[1]  = 0;
223         rf->frame_idx           = 0;
224     }
225 }
226
227 void ff_vdpau_add_data_chunk(uint8_t *data, const uint8_t *buf, int buf_size)
228 {
229     struct vdpau_render_state *render = (struct vdpau_render_state*)data;
230     assert(render);
231
232     render->bitstream_buffers= av_fast_realloc(
233         render->bitstream_buffers,
234         &render->bitstream_buffers_allocated,
235         sizeof(*render->bitstream_buffers)*(render->bitstream_buffers_used + 1)
236     );
237
238     render->bitstream_buffers[render->bitstream_buffers_used].struct_version  = VDP_BITSTREAM_BUFFER_VERSION;
239     render->bitstream_buffers[render->bitstream_buffers_used].bitstream       = buf;
240     render->bitstream_buffers[render->bitstream_buffers_used].bitstream_bytes = buf_size;
241     render->bitstream_buffers_used++;
242 }
243
244 #if CONFIG_H264_VDPAU_DECODER
245 void ff_vdpau_h264_picture_start(H264Context *h)
246 {
247     struct vdpau_render_state *render;
248     int i;
249
250     render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
251     assert(render);
252
253     for (i = 0; i < 2; ++i) {
254         int foc = h->cur_pic_ptr->field_poc[i];
255         if (foc == INT_MAX)
256             foc = 0;
257         render->info.h264.field_order_cnt[i] = foc;
258     }
259
260     render->info.h264.frame_num = h->frame_num;
261 }
262
263 void ff_vdpau_h264_picture_complete(H264Context *h)
264 {
265     struct vdpau_render_state *render;
266
267     render = (struct vdpau_render_state *)h->cur_pic_ptr->f.data[0];
268     assert(render);
269
270     render->info.h264.slice_count = h->slice_num;
271     if (render->info.h264.slice_count < 1)
272         return;
273
274     render->info.h264.is_reference                           = (h->cur_pic_ptr->reference & 3) ? VDP_TRUE : VDP_FALSE;
275     render->info.h264.field_pic_flag                         = h->picture_structure != PICT_FRAME;
276     render->info.h264.bottom_field_flag                      = h->picture_structure == PICT_BOTTOM_FIELD;
277     render->info.h264.num_ref_frames                         = h->sps.ref_frame_count;
278     render->info.h264.mb_adaptive_frame_field_flag           = h->sps.mb_aff && !render->info.h264.field_pic_flag;
279     render->info.h264.constrained_intra_pred_flag            = h->pps.constrained_intra_pred;
280     render->info.h264.weighted_pred_flag                     = h->pps.weighted_pred;
281     render->info.h264.weighted_bipred_idc                    = h->pps.weighted_bipred_idc;
282     render->info.h264.frame_mbs_only_flag                    = h->sps.frame_mbs_only_flag;
283     render->info.h264.transform_8x8_mode_flag                = h->pps.transform_8x8_mode;
284     render->info.h264.chroma_qp_index_offset                 = h->pps.chroma_qp_index_offset[0];
285     render->info.h264.second_chroma_qp_index_offset          = h->pps.chroma_qp_index_offset[1];
286     render->info.h264.pic_init_qp_minus26                    = h->pps.init_qp - 26;
287     render->info.h264.num_ref_idx_l0_active_minus1           = h->pps.ref_count[0] - 1;
288     render->info.h264.num_ref_idx_l1_active_minus1           = h->pps.ref_count[1] - 1;
289     render->info.h264.log2_max_frame_num_minus4              = h->sps.log2_max_frame_num - 4;
290     render->info.h264.pic_order_cnt_type                     = h->sps.poc_type;
291     render->info.h264.log2_max_pic_order_cnt_lsb_minus4      = h->sps.poc_type ? 0 : h->sps.log2_max_poc_lsb - 4;
292     render->info.h264.delta_pic_order_always_zero_flag       = h->sps.delta_pic_order_always_zero_flag;
293     render->info.h264.direct_8x8_inference_flag              = h->sps.direct_8x8_inference_flag;
294     render->info.h264.entropy_coding_mode_flag               = h->pps.cabac;
295     render->info.h264.pic_order_present_flag                 = h->pps.pic_order_present;
296     render->info.h264.deblocking_filter_control_present_flag = h->pps.deblocking_filter_parameters_present;
297     render->info.h264.redundant_pic_cnt_present_flag         = h->pps.redundant_pic_cnt_present;
298     memcpy(render->info.h264.scaling_lists_4x4, h->pps.scaling_matrix4, sizeof(render->info.h264.scaling_lists_4x4));
299     memcpy(render->info.h264.scaling_lists_8x8[0], h->pps.scaling_matrix8[0], sizeof(render->info.h264.scaling_lists_8x8[0]));
300     memcpy(render->info.h264.scaling_lists_8x8[1], h->pps.scaling_matrix8[3], sizeof(render->info.h264.scaling_lists_8x8[0]));
301
302     ff_h264_draw_horiz_band(h, 0, h->avctx->height);
303     render->bitstream_buffers_used = 0;
304 }
305 #endif /* CONFIG_H264_VDPAU_DECODER */
306
307 #if CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER
308 void ff_vdpau_mpeg_picture_complete(MpegEncContext *s, const uint8_t *buf,
309                                     int buf_size, int slice_count)
310 {
311     struct vdpau_render_state *render, *last, *next;
312     int i;
313
314     if (!s->current_picture_ptr) return;
315
316     render = (struct vdpau_render_state *)s->current_picture_ptr->f->data[0];
317     assert(render);
318
319     /* fill VdpPictureInfoMPEG1Or2 struct */
320     render->info.mpeg.picture_structure          = s->picture_structure;
321     render->info.mpeg.picture_coding_type        = s->pict_type;
322     render->info.mpeg.intra_dc_precision         = s->intra_dc_precision;
323     render->info.mpeg.frame_pred_frame_dct       = s->frame_pred_frame_dct;
324     render->info.mpeg.concealment_motion_vectors = s->concealment_motion_vectors;
325     render->info.mpeg.intra_vlc_format           = s->intra_vlc_format;
326     render->info.mpeg.alternate_scan             = s->alternate_scan;
327     render->info.mpeg.q_scale_type               = s->q_scale_type;
328     render->info.mpeg.top_field_first            = s->top_field_first;
329     render->info.mpeg.full_pel_forward_vector    = s->full_pel[0]; // MPEG-1 only.  Set 0 for MPEG-2
330     render->info.mpeg.full_pel_backward_vector   = s->full_pel[1]; // MPEG-1 only.  Set 0 for MPEG-2
331     render->info.mpeg.f_code[0][0]               = s->mpeg_f_code[0][0]; // For MPEG-1 fill both horiz. & vert.
332     render->info.mpeg.f_code[0][1]               = s->mpeg_f_code[0][1];
333     render->info.mpeg.f_code[1][0]               = s->mpeg_f_code[1][0];
334     render->info.mpeg.f_code[1][1]               = s->mpeg_f_code[1][1];
335     for (i = 0; i < 64; ++i) {
336         render->info.mpeg.intra_quantizer_matrix[i]     = s->intra_matrix[i];
337         render->info.mpeg.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
338     }
339
340     render->info.mpeg.forward_reference          = VDP_INVALID_HANDLE;
341     render->info.mpeg.backward_reference         = VDP_INVALID_HANDLE;
342
343     switch(s->pict_type){
344     case  AV_PICTURE_TYPE_B:
345         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
346         assert(next);
347         render->info.mpeg.backward_reference     = next->surface;
348         // no return here, going to set forward prediction
349     case  AV_PICTURE_TYPE_P:
350         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
351         if (!last) // FIXME: Does this test make sense?
352             last = render; // predict second field from the first
353         render->info.mpeg.forward_reference      = last->surface;
354     }
355
356     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
357
358     render->info.mpeg.slice_count                = slice_count;
359
360     if (slice_count)
361         ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
362     render->bitstream_buffers_used               = 0;
363 }
364 #endif /* CONFIG_MPEG_VDPAU_DECODER || CONFIG_MPEG1_VDPAU_DECODER */
365
366 #if CONFIG_VC1_VDPAU_DECODER
367 void ff_vdpau_vc1_decode_picture(MpegEncContext *s, const uint8_t *buf,
368                                  int buf_size)
369 {
370     VC1Context *v = s->avctx->priv_data;
371     struct vdpau_render_state *render, *last, *next;
372
373     render = (struct vdpau_render_state *)s->current_picture.f->data[0];
374     assert(render);
375
376     /*  fill LvPictureInfoVC1 struct */
377     render->info.vc1.frame_coding_mode  = v->fcm ? v->fcm + 1 : 0;
378     render->info.vc1.postprocflag       = v->postprocflag;
379     render->info.vc1.pulldown           = v->broadcast;
380     render->info.vc1.interlace          = v->interlace;
381     render->info.vc1.tfcntrflag         = v->tfcntrflag;
382     render->info.vc1.finterpflag        = v->finterpflag;
383     render->info.vc1.psf                = v->psf;
384     render->info.vc1.dquant             = v->dquant;
385     render->info.vc1.panscan_flag       = v->panscanflag;
386     render->info.vc1.refdist_flag       = v->refdist_flag;
387     render->info.vc1.quantizer          = v->quantizer_mode;
388     render->info.vc1.extended_mv        = v->extended_mv;
389     render->info.vc1.extended_dmv       = v->extended_dmv;
390     render->info.vc1.overlap            = v->overlap;
391     render->info.vc1.vstransform        = v->vstransform;
392     render->info.vc1.loopfilter         = v->s.loop_filter;
393     render->info.vc1.fastuvmc           = v->fastuvmc;
394     render->info.vc1.range_mapy_flag    = v->range_mapy_flag;
395     render->info.vc1.range_mapy         = v->range_mapy;
396     render->info.vc1.range_mapuv_flag   = v->range_mapuv_flag;
397     render->info.vc1.range_mapuv        = v->range_mapuv;
398     /* Specific to simple/main profile only */
399     render->info.vc1.multires           = v->multires;
400     render->info.vc1.syncmarker         = v->resync_marker;
401     render->info.vc1.rangered           = v->rangered | (v->rangeredfrm << 1);
402     render->info.vc1.maxbframes         = v->s.max_b_frames;
403
404     render->info.vc1.deblockEnable      = v->postprocflag & 1;
405     render->info.vc1.pquant             = v->pq;
406
407     render->info.vc1.forward_reference  = VDP_INVALID_HANDLE;
408     render->info.vc1.backward_reference = VDP_INVALID_HANDLE;
409
410     if (v->bi_type)
411         render->info.vc1.picture_type = 4;
412     else
413         render->info.vc1.picture_type = s->pict_type - 1 + s->pict_type / 3;
414
415     switch(s->pict_type){
416     case  AV_PICTURE_TYPE_B:
417         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
418         assert(next);
419         render->info.vc1.backward_reference = next->surface;
420         // no break here, going to set forward prediction
421     case  AV_PICTURE_TYPE_P:
422         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
423         if (!last) // FIXME: Does this test make sense?
424             last = render; // predict second field from the first
425         render->info.vc1.forward_reference = last->surface;
426     }
427
428     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
429
430     render->info.vc1.slice_count          = 1;
431
432     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
433     render->bitstream_buffers_used        = 0;
434 }
435 #endif /* (CONFIG_VC1_VDPAU_DECODER */
436
437 #if CONFIG_MPEG4_VDPAU_DECODER
438 void ff_vdpau_mpeg4_decode_picture(Mpeg4DecContext *ctx, const uint8_t *buf,
439                                    int buf_size)
440 {
441     MpegEncContext *s = &ctx->m;
442     struct vdpau_render_state *render, *last, *next;
443     int i;
444
445     if (!s->current_picture_ptr) return;
446
447     render = (struct vdpau_render_state *)s->current_picture_ptr->f->data[0];
448     assert(render);
449
450     /* fill VdpPictureInfoMPEG4Part2 struct */
451     render->info.mpeg4.trd[0]                            = s->pp_time;
452     render->info.mpeg4.trb[0]                            = s->pb_time;
453     render->info.mpeg4.trd[1]                            = s->pp_field_time >> 1;
454     render->info.mpeg4.trb[1]                            = s->pb_field_time >> 1;
455     render->info.mpeg4.vop_time_increment_resolution     = s->avctx->time_base.den;
456     render->info.mpeg4.vop_coding_type                   = 0;
457     render->info.mpeg4.vop_fcode_forward                 = s->f_code;
458     render->info.mpeg4.vop_fcode_backward                = s->b_code;
459     render->info.mpeg4.resync_marker_disable             = !ctx->resync_marker;
460     render->info.mpeg4.interlaced                        = !s->progressive_sequence;
461     render->info.mpeg4.quant_type                        = s->mpeg_quant;
462     render->info.mpeg4.quarter_sample                    = s->quarter_sample;
463     render->info.mpeg4.short_video_header                = s->avctx->codec->id == AV_CODEC_ID_H263;
464     render->info.mpeg4.rounding_control                  = s->no_rounding;
465     render->info.mpeg4.alternate_vertical_scan_flag      = s->alternate_scan;
466     render->info.mpeg4.top_field_first                   = s->top_field_first;
467     for (i = 0; i < 64; ++i) {
468         render->info.mpeg4.intra_quantizer_matrix[i]     = s->intra_matrix[i];
469         render->info.mpeg4.non_intra_quantizer_matrix[i] = s->inter_matrix[i];
470     }
471     render->info.mpeg4.forward_reference                 = VDP_INVALID_HANDLE;
472     render->info.mpeg4.backward_reference                = VDP_INVALID_HANDLE;
473
474     switch (s->pict_type) {
475     case AV_PICTURE_TYPE_B:
476         next = (struct vdpau_render_state *)s->next_picture.f->data[0];
477         assert(next);
478         render->info.mpeg4.backward_reference     = next->surface;
479         render->info.mpeg4.vop_coding_type        = 2;
480         // no break here, going to set forward prediction
481     case AV_PICTURE_TYPE_P:
482         last = (struct vdpau_render_state *)s->last_picture.f->data[0];
483         assert(last);
484         render->info.mpeg4.forward_reference      = last->surface;
485     }
486
487     ff_vdpau_add_data_chunk(s->current_picture_ptr->f->data[0], buf, buf_size);
488
489     ff_mpeg_draw_horiz_band(s, 0, s->avctx->height);
490     render->bitstream_buffers_used = 0;
491 }
492 #endif /* CONFIG_MPEG4_VDPAU_DECODER */
493
494 int av_vdpau_get_profile(AVCodecContext *avctx, VdpDecoderProfile *profile)
495 {
496 #define PROFILE(prof)       \
497 do {                        \
498     *profile = prof;        \
499     return 0;               \
500 } while (0)
501
502     switch (avctx->codec_id) {
503     case AV_CODEC_ID_MPEG1VIDEO:               PROFILE(VDP_DECODER_PROFILE_MPEG1);
504     case AV_CODEC_ID_MPEG2VIDEO:
505         switch (avctx->profile) {
506         case FF_PROFILE_MPEG2_MAIN:            PROFILE(VDP_DECODER_PROFILE_MPEG2_MAIN);
507         case FF_PROFILE_MPEG2_SIMPLE:          PROFILE(VDP_DECODER_PROFILE_MPEG2_SIMPLE);
508         default:                               return AVERROR(EINVAL);
509         }
510     case AV_CODEC_ID_H263:                     PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_ASP);
511     case AV_CODEC_ID_MPEG4:
512         switch (avctx->profile) {
513         case FF_PROFILE_MPEG4_SIMPLE:          PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_SP);
514         case FF_PROFILE_MPEG4_ADVANCED_SIMPLE: PROFILE(VDP_DECODER_PROFILE_MPEG4_PART2_ASP);
515         default:                               return AVERROR(EINVAL);
516         }
517     case AV_CODEC_ID_H264:
518         switch (avctx->profile & ~FF_PROFILE_H264_INTRA) {
519         case FF_PROFILE_H264_CONSTRAINED_BASELINE:
520         case FF_PROFILE_H264_BASELINE:         PROFILE(VDP_DECODER_PROFILE_H264_BASELINE);
521         case FF_PROFILE_H264_MAIN:             PROFILE(VDP_DECODER_PROFILE_H264_MAIN);
522         case FF_PROFILE_H264_HIGH:             PROFILE(VDP_DECODER_PROFILE_H264_HIGH);
523         default:                               return AVERROR(EINVAL);
524         }
525     case AV_CODEC_ID_WMV3:
526     case AV_CODEC_ID_VC1:
527         switch (avctx->profile) {
528         case FF_PROFILE_VC1_SIMPLE:            PROFILE(VDP_DECODER_PROFILE_VC1_SIMPLE);
529         case FF_PROFILE_VC1_MAIN:              PROFILE(VDP_DECODER_PROFILE_VC1_MAIN);
530         case FF_PROFILE_VC1_ADVANCED:          PROFILE(VDP_DECODER_PROFILE_VC1_ADVANCED);
531         default:                               return AVERROR(EINVAL);
532         }
533     }
534     return AVERROR(EINVAL);
535 }
536
537 AVVDPAUContext *av_vdpau_alloc_context(void)
538 {
539     return av_mallocz(sizeof(AVVDPAUContext));
540 }
541
542 /* @}*/