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path: root/libavcodec/vdpau.c (plain)
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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
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
51static 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
75AVVDPAUContext *av_alloc_vdpaucontext(void)
76{
77 return av_vdpau_alloc_context();
78}
79
80MAKE_ACCESSORS(AVVDPAUContext, vdpau_hwaccel, AVVDPAU_Render2, render2)
81
82int 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
122int 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
276int 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
299static 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
314int 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
324int 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
338FF_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 }
346FF_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
360FF_DISABLE_DEPRECATION_WARNINGS
361 if (hwctx) {
362 hwctx->bitstream_buffers = NULL;
363 hwctx->bitstream_buffers_used = 0;
364 hwctx->bitstream_buffers_allocated = 0;
365 }
366FF_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
375int 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
391int 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
413void 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
431void 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
499void 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
517void 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
562void 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
621void 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
692void 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
750int av_vdpau_get_profile(AVCodecContext *avctx, VdpDecoderProfile *profile)
751{
752#define PROFILE(prof) \
753do { \
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
798AVVDPAUContext *av_vdpau_alloc_context(void)
799{
800 return av_mallocz(sizeof(AVVDPAUContext));
801}
802
803int 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/* @}*/
826
generated by cgit at 2024-05-17 04:14:53 (GMT)