1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11
12 #include <stdlib.h>
13 #include <string.h>
14 #include "vp8_rtcd.h"
15 #include "vpx/vpx_decoder.h"
16 #include "vpx/vp8dx.h"
17 #include "vpx/internal/vpx_codec_internal.h"
18 #include "vpx_version.h"
19 #include "common/alloccommon.h"
20 #include "common/common.h"
21 #include "common/onyxd.h"
22 #include "decoder/onyxd_int.h"
23 #include "vpx_mem/vpx_mem.h"
24 #if CONFIG_ERROR_CONCEALMENT
25 #include "decoder/error_concealment.h"
26 #endif
27 #include "decoder/decoderthreading.h"
28
29 #define VP8_CAP_POSTPROC (CONFIG_POSTPROC ? VPX_CODEC_CAP_POSTPROC : 0)
30 #define VP8_CAP_ERROR_CONCEALMENT (CONFIG_ERROR_CONCEALMENT ? \
31 VPX_CODEC_CAP_ERROR_CONCEALMENT : 0)
32
33 typedef vpx_codec_stream_info_t vp8_stream_info_t;
34
35 /* Structures for handling memory allocations */
36 typedef enum
37 {
38 VP8_SEG_ALG_PRIV = 256,
39 VP8_SEG_MAX
40 } mem_seg_id_t;
41 #define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
42
43 static unsigned long vp8_priv_sz(const vpx_codec_dec_cfg_t *si, vpx_codec_flags_t);
44
45 struct vpx_codec_alg_priv
46 {
47 vpx_codec_priv_t base;
48 vpx_codec_dec_cfg_t cfg;
49 vp8_stream_info_t si;
50 int decoder_init;
51 int postproc_cfg_set;
52 vp8_postproc_cfg_t postproc_cfg;
53 #if CONFIG_POSTPROC_VISUALIZER
54 unsigned int dbg_postproc_flag;
55 int dbg_color_ref_frame_flag;
56 int dbg_color_mb_modes_flag;
57 int dbg_color_b_modes_flag;
58 int dbg_display_mv_flag;
59 #endif
60 vpx_decrypt_cb decrypt_cb;
61 void *decrypt_state;
62 vpx_image_t img;
63 int flushed;
64 int img_setup;
65 struct frame_buffers yv12_frame_buffers;
66 void *user_priv;
67 FRAGMENT_DATA fragments;
68 };
69
vp8_priv_sz(const vpx_codec_dec_cfg_t * si,vpx_codec_flags_t flags)70 static unsigned long vp8_priv_sz(const vpx_codec_dec_cfg_t *si, vpx_codec_flags_t flags)
71 {
72 /* Although this declaration is constant, we can't use it in the requested
73 * segments list because we want to define the requested segments list
74 * before defining the private type (so that the number of memory maps is
75 * known)
76 */
77 (void)si;
78 return sizeof(vpx_codec_alg_priv_t);
79 }
80
vp8_init_ctx(vpx_codec_ctx_t * ctx)81 static void vp8_init_ctx(vpx_codec_ctx_t *ctx)
82 {
83 ctx->priv =
84 (vpx_codec_priv_t *)vpx_memalign(8, sizeof(vpx_codec_alg_priv_t));
85 vpx_memset(ctx->priv, 0, sizeof(vpx_codec_alg_priv_t));
86 ctx->priv->sz = sizeof(*ctx->priv);
87 ctx->priv->iface = ctx->iface;
88 ctx->priv->alg_priv = (vpx_codec_alg_priv_t *)ctx->priv;
89 ctx->priv->alg_priv->si.sz = sizeof(ctx->priv->alg_priv->si);
90 ctx->priv->alg_priv->decrypt_cb = NULL;
91 ctx->priv->alg_priv->decrypt_state = NULL;
92 ctx->priv->alg_priv->flushed = 0;
93 ctx->priv->init_flags = ctx->init_flags;
94
95 if (ctx->config.dec)
96 {
97 /* Update the reference to the config structure to an internal copy. */
98 ctx->priv->alg_priv->cfg = *ctx->config.dec;
99 ctx->config.dec = &ctx->priv->alg_priv->cfg;
100 }
101 }
102
vp8_init(vpx_codec_ctx_t * ctx,vpx_codec_priv_enc_mr_cfg_t * data)103 static vpx_codec_err_t vp8_init(vpx_codec_ctx_t *ctx,
104 vpx_codec_priv_enc_mr_cfg_t *data)
105 {
106 vpx_codec_err_t res = VPX_CODEC_OK;
107 (void) data;
108
109 vp8_rtcd();
110
111 /* This function only allocates space for the vpx_codec_alg_priv_t
112 * structure. More memory may be required at the time the stream
113 * information becomes known.
114 */
115 if (!ctx->priv)
116 {
117 vp8_init_ctx(ctx);
118
119 /* initialize number of fragments to zero */
120 ctx->priv->alg_priv->fragments.count = 0;
121 /* is input fragments enabled? */
122 ctx->priv->alg_priv->fragments.enabled =
123 (ctx->priv->alg_priv->base.init_flags &
124 VPX_CODEC_USE_INPUT_FRAGMENTS);
125
126 /*post processing level initialized to do nothing */
127 }
128
129 ctx->priv->alg_priv->yv12_frame_buffers.use_frame_threads =
130 (ctx->priv->alg_priv->base.init_flags &
131 VPX_CODEC_USE_FRAME_THREADING);
132
133 /* for now, disable frame threading */
134 ctx->priv->alg_priv->yv12_frame_buffers.use_frame_threads = 0;
135
136 if(ctx->priv->alg_priv->yv12_frame_buffers.use_frame_threads &&
137 (( ctx->priv->alg_priv->base.init_flags &
138 VPX_CODEC_USE_ERROR_CONCEALMENT)
139 || ( ctx->priv->alg_priv->base.init_flags &
140 VPX_CODEC_USE_INPUT_FRAGMENTS) ) )
141 {
142 /* row-based threading, error concealment, and input fragments will
143 * not be supported when using frame-based threading */
144 res = VPX_CODEC_INVALID_PARAM;
145 }
146
147 return res;
148 }
149
vp8_destroy(vpx_codec_alg_priv_t * ctx)150 static vpx_codec_err_t vp8_destroy(vpx_codec_alg_priv_t *ctx)
151 {
152 vp8_remove_decoder_instances(&ctx->yv12_frame_buffers);
153
154 vpx_free(ctx);
155
156 return VPX_CODEC_OK;
157 }
158
vp8_peek_si_internal(const uint8_t * data,unsigned int data_sz,vpx_codec_stream_info_t * si,vpx_decrypt_cb decrypt_cb,void * decrypt_state)159 static vpx_codec_err_t vp8_peek_si_internal(const uint8_t *data,
160 unsigned int data_sz,
161 vpx_codec_stream_info_t *si,
162 vpx_decrypt_cb decrypt_cb,
163 void *decrypt_state)
164 {
165 vpx_codec_err_t res = VPX_CODEC_OK;
166
167 if(data + data_sz <= data)
168 {
169 res = VPX_CODEC_INVALID_PARAM;
170 }
171 else
172 {
173 /* Parse uncompresssed part of key frame header.
174 * 3 bytes:- including version, frame type and an offset
175 * 3 bytes:- sync code (0x9d, 0x01, 0x2a)
176 * 4 bytes:- including image width and height in the lowest 14 bits
177 * of each 2-byte value.
178 */
179 uint8_t clear_buffer[10];
180 const uint8_t *clear = data;
181 if (decrypt_cb)
182 {
183 int n = MIN(sizeof(clear_buffer), data_sz);
184 decrypt_cb(decrypt_state, data, clear_buffer, n);
185 clear = clear_buffer;
186 }
187 si->is_kf = 0;
188
189 if (data_sz >= 10 && !(clear[0] & 0x01)) /* I-Frame */
190 {
191 si->is_kf = 1;
192
193 /* vet via sync code */
194 if (clear[3] != 0x9d || clear[4] != 0x01 || clear[5] != 0x2a)
195 res = VPX_CODEC_UNSUP_BITSTREAM;
196
197 si->w = (clear[6] | (clear[7] << 8)) & 0x3fff;
198 si->h = (clear[8] | (clear[9] << 8)) & 0x3fff;
199
200 /*printf("w=%d, h=%d\n", si->w, si->h);*/
201 if (!(si->h | si->w))
202 res = VPX_CODEC_UNSUP_BITSTREAM;
203 }
204 else
205 {
206 res = VPX_CODEC_UNSUP_BITSTREAM;
207 }
208 }
209
210 return res;
211 }
212
vp8_peek_si(const uint8_t * data,unsigned int data_sz,vpx_codec_stream_info_t * si)213 static vpx_codec_err_t vp8_peek_si(const uint8_t *data,
214 unsigned int data_sz,
215 vpx_codec_stream_info_t *si) {
216 return vp8_peek_si_internal(data, data_sz, si, NULL, NULL);
217 }
218
vp8_get_si(vpx_codec_alg_priv_t * ctx,vpx_codec_stream_info_t * si)219 static vpx_codec_err_t vp8_get_si(vpx_codec_alg_priv_t *ctx,
220 vpx_codec_stream_info_t *si)
221 {
222
223 unsigned int sz;
224
225 if (si->sz >= sizeof(vp8_stream_info_t))
226 sz = sizeof(vp8_stream_info_t);
227 else
228 sz = sizeof(vpx_codec_stream_info_t);
229
230 memcpy(si, &ctx->si, sz);
231 si->sz = sz;
232
233 return VPX_CODEC_OK;
234 }
235
236
237 static vpx_codec_err_t
update_error_state(vpx_codec_alg_priv_t * ctx,const struct vpx_internal_error_info * error)238 update_error_state(vpx_codec_alg_priv_t *ctx,
239 const struct vpx_internal_error_info *error)
240 {
241 vpx_codec_err_t res;
242
243 if ((res = error->error_code))
244 ctx->base.err_detail = error->has_detail
245 ? error->detail
246 : NULL;
247
248 return res;
249 }
250
yuvconfig2image(vpx_image_t * img,const YV12_BUFFER_CONFIG * yv12,void * user_priv)251 static void yuvconfig2image(vpx_image_t *img,
252 const YV12_BUFFER_CONFIG *yv12,
253 void *user_priv)
254 {
255 /** vpx_img_wrap() doesn't allow specifying independent strides for
256 * the Y, U, and V planes, nor other alignment adjustments that
257 * might be representable by a YV12_BUFFER_CONFIG, so we just
258 * initialize all the fields.*/
259 img->fmt = VPX_IMG_FMT_I420;
260 img->w = yv12->y_stride;
261 img->h = (yv12->y_height + 2 * VP8BORDERINPIXELS + 15) & ~15;
262 img->d_w = yv12->y_width;
263 img->d_h = yv12->y_height;
264 img->x_chroma_shift = 1;
265 img->y_chroma_shift = 1;
266 img->planes[VPX_PLANE_Y] = yv12->y_buffer;
267 img->planes[VPX_PLANE_U] = yv12->u_buffer;
268 img->planes[VPX_PLANE_V] = yv12->v_buffer;
269 img->planes[VPX_PLANE_ALPHA] = NULL;
270 img->stride[VPX_PLANE_Y] = yv12->y_stride;
271 img->stride[VPX_PLANE_U] = yv12->uv_stride;
272 img->stride[VPX_PLANE_V] = yv12->uv_stride;
273 img->stride[VPX_PLANE_ALPHA] = yv12->y_stride;
274 img->bit_depth = 8;
275 img->bps = 12;
276 img->user_priv = user_priv;
277 img->img_data = yv12->buffer_alloc;
278 img->img_data_owner = 0;
279 img->self_allocd = 0;
280 }
281
282 static int
update_fragments(vpx_codec_alg_priv_t * ctx,const uint8_t * data,unsigned int data_sz,vpx_codec_err_t * res)283 update_fragments(vpx_codec_alg_priv_t *ctx,
284 const uint8_t *data,
285 unsigned int data_sz,
286 vpx_codec_err_t *res)
287 {
288 *res = VPX_CODEC_OK;
289
290 if (ctx->fragments.count == 0)
291 {
292 /* New frame, reset fragment pointers and sizes */
293 vpx_memset((void*)ctx->fragments.ptrs, 0, sizeof(ctx->fragments.ptrs));
294 vpx_memset(ctx->fragments.sizes, 0, sizeof(ctx->fragments.sizes));
295 }
296 if (ctx->fragments.enabled && !(data == NULL && data_sz == 0))
297 {
298 /* Store a pointer to this fragment and return. We haven't
299 * received the complete frame yet, so we will wait with decoding.
300 */
301 ctx->fragments.ptrs[ctx->fragments.count] = data;
302 ctx->fragments.sizes[ctx->fragments.count] = data_sz;
303 ctx->fragments.count++;
304 if (ctx->fragments.count > (1 << EIGHT_PARTITION) + 1)
305 {
306 ctx->fragments.count = 0;
307 *res = VPX_CODEC_INVALID_PARAM;
308 return -1;
309 }
310 return 0;
311 }
312
313 if (!ctx->fragments.enabled)
314 {
315 ctx->fragments.ptrs[0] = data;
316 ctx->fragments.sizes[0] = data_sz;
317 ctx->fragments.count = 1;
318 }
319
320 return 1;
321 }
322
vp8_decode(vpx_codec_alg_priv_t * ctx,const uint8_t * data,unsigned int data_sz,void * user_priv,long deadline)323 static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx,
324 const uint8_t *data,
325 unsigned int data_sz,
326 void *user_priv,
327 long deadline)
328 {
329 vpx_codec_err_t res = VPX_CODEC_OK;
330 unsigned int resolution_change = 0;
331 unsigned int w, h;
332
333 if (data == NULL && data_sz == 0) {
334 ctx->flushed = 1;
335 return VPX_CODEC_OK;
336 }
337
338 /* Reset flushed when receiving a valid frame */
339 ctx->flushed = 0;
340
341 /* Update the input fragment data */
342 if(update_fragments(ctx, data, data_sz, &res) <= 0)
343 return res;
344
345 /* Determine the stream parameters. Note that we rely on peek_si to
346 * validate that we have a buffer that does not wrap around the top
347 * of the heap.
348 */
349 w = ctx->si.w;
350 h = ctx->si.h;
351
352 res = vp8_peek_si_internal(ctx->fragments.ptrs[0], ctx->fragments.sizes[0],
353 &ctx->si, ctx->decrypt_cb, ctx->decrypt_state);
354
355 if((res == VPX_CODEC_UNSUP_BITSTREAM) && !ctx->si.is_kf)
356 {
357 /* the peek function returns an error for non keyframes, however for
358 * this case, it is not an error */
359 res = VPX_CODEC_OK;
360 }
361
362 if(!ctx->decoder_init && !ctx->si.is_kf)
363 res = VPX_CODEC_UNSUP_BITSTREAM;
364
365 if ((ctx->si.h != h) || (ctx->si.w != w))
366 resolution_change = 1;
367
368 /* Initialize the decoder instance on the first frame*/
369 if (!res && !ctx->decoder_init)
370 {
371 VP8D_CONFIG oxcf;
372
373 oxcf.Width = ctx->si.w;
374 oxcf.Height = ctx->si.h;
375 oxcf.Version = 9;
376 oxcf.postprocess = 0;
377 oxcf.max_threads = ctx->cfg.threads;
378 oxcf.error_concealment =
379 (ctx->base.init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT);
380
381 /* If postprocessing was enabled by the application and a
382 * configuration has not been provided, default it.
383 */
384 if (!ctx->postproc_cfg_set
385 && (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)) {
386 ctx->postproc_cfg.post_proc_flag =
387 VP8_DEBLOCK | VP8_DEMACROBLOCK | VP8_MFQE;
388 ctx->postproc_cfg.deblocking_level = 4;
389 ctx->postproc_cfg.noise_level = 0;
390 }
391
392 res = vp8_create_decoder_instances(&ctx->yv12_frame_buffers, &oxcf);
393 ctx->decoder_init = 1;
394 }
395
396 /* Set these even if already initialized. The caller may have changed the
397 * decrypt config between frames.
398 */
399 if (ctx->decoder_init) {
400 ctx->yv12_frame_buffers.pbi[0]->decrypt_cb = ctx->decrypt_cb;
401 ctx->yv12_frame_buffers.pbi[0]->decrypt_state = ctx->decrypt_state;
402 }
403
404 if (!res)
405 {
406 VP8D_COMP *pbi = ctx->yv12_frame_buffers.pbi[0];
407 if(resolution_change)
408 {
409 VP8_COMMON *const pc = & pbi->common;
410 MACROBLOCKD *const xd = & pbi->mb;
411 #if CONFIG_MULTITHREAD
412 int i;
413 #endif
414 pc->Width = ctx->si.w;
415 pc->Height = ctx->si.h;
416 {
417 int prev_mb_rows = pc->mb_rows;
418
419 if (setjmp(pbi->common.error.jmp))
420 {
421 pbi->common.error.setjmp = 0;
422 vp8_clear_system_state();
423 /* same return value as used in vp8dx_receive_compressed_data */
424 return -1;
425 }
426
427 pbi->common.error.setjmp = 1;
428
429 if (pc->Width <= 0)
430 {
431 pc->Width = w;
432 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
433 "Invalid frame width");
434 }
435
436 if (pc->Height <= 0)
437 {
438 pc->Height = h;
439 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
440 "Invalid frame height");
441 }
442
443 if (vp8_alloc_frame_buffers(pc, pc->Width, pc->Height))
444 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
445 "Failed to allocate frame buffers");
446
447 xd->pre = pc->yv12_fb[pc->lst_fb_idx];
448 xd->dst = pc->yv12_fb[pc->new_fb_idx];
449
450 #if CONFIG_MULTITHREAD
451 for (i = 0; i < pbi->allocated_decoding_thread_count; i++)
452 {
453 pbi->mb_row_di[i].mbd.dst = pc->yv12_fb[pc->new_fb_idx];
454 vp8_build_block_doffsets(&pbi->mb_row_di[i].mbd);
455 }
456 #endif
457 vp8_build_block_doffsets(&pbi->mb);
458
459 /* allocate memory for last frame MODE_INFO array */
460 #if CONFIG_ERROR_CONCEALMENT
461
462 if (pbi->ec_enabled)
463 {
464 /* old prev_mip was released by vp8_de_alloc_frame_buffers()
465 * called in vp8_alloc_frame_buffers() */
466 pc->prev_mip = vpx_calloc(
467 (pc->mb_cols + 1) * (pc->mb_rows + 1),
468 sizeof(MODE_INFO));
469
470 if (!pc->prev_mip)
471 {
472 vp8_de_alloc_frame_buffers(pc);
473 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
474 "Failed to allocate"
475 "last frame MODE_INFO array");
476 }
477
478 pc->prev_mi = pc->prev_mip + pc->mode_info_stride + 1;
479
480 if (vp8_alloc_overlap_lists(pbi))
481 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
482 "Failed to allocate overlap lists "
483 "for error concealment");
484 }
485
486 #endif
487
488 #if CONFIG_MULTITHREAD
489 if (pbi->b_multithreaded_rd)
490 vp8mt_alloc_temp_buffers(pbi, pc->Width, prev_mb_rows);
491 #else
492 (void)prev_mb_rows;
493 #endif
494 }
495
496 pbi->common.error.setjmp = 0;
497
498 /* required to get past the first get_free_fb() call */
499 pbi->common.fb_idx_ref_cnt[0] = 0;
500 }
501
502 /* update the pbi fragment data */
503 pbi->fragments = ctx->fragments;
504
505 ctx->user_priv = user_priv;
506 if (vp8dx_receive_compressed_data(pbi, data_sz, data, deadline))
507 {
508 res = update_error_state(ctx, &pbi->common.error);
509 }
510
511 /* get ready for the next series of fragments */
512 ctx->fragments.count = 0;
513 }
514
515 return res;
516 }
517
vp8_get_frame(vpx_codec_alg_priv_t * ctx,vpx_codec_iter_t * iter)518 static vpx_image_t *vp8_get_frame(vpx_codec_alg_priv_t *ctx,
519 vpx_codec_iter_t *iter)
520 {
521 vpx_image_t *img = NULL;
522
523 /* iter acts as a flip flop, so an image is only returned on the first
524 * call to get_frame.
525 */
526 if (!(*iter) && ctx->yv12_frame_buffers.pbi[0])
527 {
528 YV12_BUFFER_CONFIG sd;
529 int64_t time_stamp = 0, time_end_stamp = 0;
530 vp8_ppflags_t flags = {0};
531
532 if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
533 {
534 flags.post_proc_flag= ctx->postproc_cfg.post_proc_flag
535 #if CONFIG_POSTPROC_VISUALIZER
536
537 | ((ctx->dbg_color_ref_frame_flag != 0) ? VP8D_DEBUG_CLR_FRM_REF_BLKS : 0)
538 | ((ctx->dbg_color_mb_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
539 | ((ctx->dbg_color_b_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
540 | ((ctx->dbg_display_mv_flag != 0) ? VP8D_DEBUG_DRAW_MV : 0)
541 #endif
542 ;
543 flags.deblocking_level = ctx->postproc_cfg.deblocking_level;
544 flags.noise_level = ctx->postproc_cfg.noise_level;
545 #if CONFIG_POSTPROC_VISUALIZER
546 flags.display_ref_frame_flag= ctx->dbg_color_ref_frame_flag;
547 flags.display_mb_modes_flag = ctx->dbg_color_mb_modes_flag;
548 flags.display_b_modes_flag = ctx->dbg_color_b_modes_flag;
549 flags.display_mv_flag = ctx->dbg_display_mv_flag;
550 #endif
551 }
552
553 if (0 == vp8dx_get_raw_frame(ctx->yv12_frame_buffers.pbi[0], &sd,
554 &time_stamp, &time_end_stamp, &flags))
555 {
556 yuvconfig2image(&ctx->img, &sd, ctx->user_priv);
557
558 img = &ctx->img;
559 *iter = img;
560 }
561 }
562
563 return img;
564 }
565
image2yuvconfig(const vpx_image_t * img,YV12_BUFFER_CONFIG * yv12)566 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
567 YV12_BUFFER_CONFIG *yv12)
568 {
569 vpx_codec_err_t res = VPX_CODEC_OK;
570 yv12->y_buffer = img->planes[VPX_PLANE_Y];
571 yv12->u_buffer = img->planes[VPX_PLANE_U];
572 yv12->v_buffer = img->planes[VPX_PLANE_V];
573
574 yv12->y_crop_width = img->d_w;
575 yv12->y_crop_height = img->d_h;
576 yv12->y_width = img->d_w;
577 yv12->y_height = img->d_h;
578 yv12->uv_width = yv12->y_width / 2;
579 yv12->uv_height = yv12->y_height / 2;
580
581 yv12->y_stride = img->stride[VPX_PLANE_Y];
582 yv12->uv_stride = img->stride[VPX_PLANE_U];
583
584 yv12->border = (img->stride[VPX_PLANE_Y] - img->d_w) / 2;
585 return res;
586 }
587
588
vp8_set_reference(vpx_codec_alg_priv_t * ctx,va_list args)589 static vpx_codec_err_t vp8_set_reference(vpx_codec_alg_priv_t *ctx,
590 va_list args)
591 {
592
593 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
594
595 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
596 {
597 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
598 YV12_BUFFER_CONFIG sd;
599
600 image2yuvconfig(&frame->img, &sd);
601
602 return vp8dx_set_reference(ctx->yv12_frame_buffers.pbi[0],
603 frame->frame_type, &sd);
604 }
605 else
606 return VPX_CODEC_INVALID_PARAM;
607
608 }
609
vp8_get_reference(vpx_codec_alg_priv_t * ctx,va_list args)610 static vpx_codec_err_t vp8_get_reference(vpx_codec_alg_priv_t *ctx,
611 va_list args)
612 {
613
614 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
615
616 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
617 {
618 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
619 YV12_BUFFER_CONFIG sd;
620
621 image2yuvconfig(&frame->img, &sd);
622
623 return vp8dx_get_reference(ctx->yv12_frame_buffers.pbi[0],
624 frame->frame_type, &sd);
625 }
626 else
627 return VPX_CODEC_INVALID_PARAM;
628
629 }
630
vp8_set_postproc(vpx_codec_alg_priv_t * ctx,va_list args)631 static vpx_codec_err_t vp8_set_postproc(vpx_codec_alg_priv_t *ctx,
632 va_list args)
633 {
634 #if CONFIG_POSTPROC
635 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
636
637 if (data)
638 {
639 ctx->postproc_cfg_set = 1;
640 ctx->postproc_cfg = *((vp8_postproc_cfg_t *)data);
641 return VPX_CODEC_OK;
642 }
643 else
644 return VPX_CODEC_INVALID_PARAM;
645
646 #else
647 return VPX_CODEC_INCAPABLE;
648 #endif
649 }
650
651
vp8_set_dbg_color_ref_frame(vpx_codec_alg_priv_t * ctx,va_list args)652 static vpx_codec_err_t vp8_set_dbg_color_ref_frame(vpx_codec_alg_priv_t *ctx,
653 va_list args) {
654 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
655 ctx->dbg_color_ref_frame_flag = va_arg(args, int);
656 return VPX_CODEC_OK;
657 #else
658 (void)ctx;
659 (void)args;
660 return VPX_CODEC_INCAPABLE;
661 #endif
662 }
663
vp8_set_dbg_color_mb_modes(vpx_codec_alg_priv_t * ctx,va_list args)664 static vpx_codec_err_t vp8_set_dbg_color_mb_modes(vpx_codec_alg_priv_t *ctx,
665 va_list args) {
666 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
667 ctx->dbg_color_mb_modes_flag = va_arg(args, int);
668 return VPX_CODEC_OK;
669 #else
670 (void)ctx;
671 (void)args;
672 return VPX_CODEC_INCAPABLE;
673 #endif
674 }
675
vp8_set_dbg_color_b_modes(vpx_codec_alg_priv_t * ctx,va_list args)676 static vpx_codec_err_t vp8_set_dbg_color_b_modes(vpx_codec_alg_priv_t *ctx,
677 va_list args) {
678 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
679 ctx->dbg_color_b_modes_flag = va_arg(args, int);
680 return VPX_CODEC_OK;
681 #else
682 (void)ctx;
683 (void)args;
684 return VPX_CODEC_INCAPABLE;
685 #endif
686 }
687
vp8_set_dbg_display_mv(vpx_codec_alg_priv_t * ctx,va_list args)688 static vpx_codec_err_t vp8_set_dbg_display_mv(vpx_codec_alg_priv_t *ctx,
689 va_list args) {
690 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
691 ctx->dbg_display_mv_flag = va_arg(args, int);
692 return VPX_CODEC_OK;
693 #else
694 (void)ctx;
695 (void)args;
696 return VPX_CODEC_INCAPABLE;
697 #endif
698 }
699
vp8_get_last_ref_updates(vpx_codec_alg_priv_t * ctx,va_list args)700 static vpx_codec_err_t vp8_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
701 va_list args)
702 {
703 int *update_info = va_arg(args, int *);
704
705 if (update_info && !ctx->yv12_frame_buffers.use_frame_threads)
706 {
707 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
708
709 *update_info = pbi->common.refresh_alt_ref_frame * (int) VP8_ALTR_FRAME
710 + pbi->common.refresh_golden_frame * (int) VP8_GOLD_FRAME
711 + pbi->common.refresh_last_frame * (int) VP8_LAST_FRAME;
712
713 return VPX_CODEC_OK;
714 }
715 else
716 return VPX_CODEC_INVALID_PARAM;
717 }
718
719 extern int vp8dx_references_buffer( VP8_COMMON *oci, int ref_frame );
vp8_get_last_ref_frame(vpx_codec_alg_priv_t * ctx,va_list args)720 static vpx_codec_err_t vp8_get_last_ref_frame(vpx_codec_alg_priv_t *ctx,
721 va_list args)
722 {
723 int *ref_info = va_arg(args, int *);
724
725 if (ref_info && !ctx->yv12_frame_buffers.use_frame_threads)
726 {
727 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
728 VP8_COMMON *oci = &pbi->common;
729 *ref_info =
730 (vp8dx_references_buffer( oci, ALTREF_FRAME )?VP8_ALTR_FRAME:0) |
731 (vp8dx_references_buffer( oci, GOLDEN_FRAME )?VP8_GOLD_FRAME:0) |
732 (vp8dx_references_buffer( oci, LAST_FRAME )?VP8_LAST_FRAME:0);
733
734 return VPX_CODEC_OK;
735 }
736 else
737 return VPX_CODEC_INVALID_PARAM;
738 }
739
vp8_get_frame_corrupted(vpx_codec_alg_priv_t * ctx,va_list args)740 static vpx_codec_err_t vp8_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
741 va_list args)
742 {
743
744 int *corrupted = va_arg(args, int *);
745 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
746
747 if (corrupted && pbi)
748 {
749 const YV12_BUFFER_CONFIG *const frame = pbi->common.frame_to_show;
750 if (frame == NULL) return VPX_CODEC_ERROR;
751 *corrupted = frame->corrupted;
752 return VPX_CODEC_OK;
753 }
754 else
755 return VPX_CODEC_INVALID_PARAM;
756
757 }
758
vp8_set_decryptor(vpx_codec_alg_priv_t * ctx,va_list args)759 static vpx_codec_err_t vp8_set_decryptor(vpx_codec_alg_priv_t *ctx,
760 va_list args)
761 {
762 vpx_decrypt_init *init = va_arg(args, vpx_decrypt_init *);
763
764 if (init)
765 {
766 ctx->decrypt_cb = init->decrypt_cb;
767 ctx->decrypt_state = init->decrypt_state;
768 }
769 else
770 {
771 ctx->decrypt_cb = NULL;
772 ctx->decrypt_state = NULL;
773 }
774 return VPX_CODEC_OK;
775 }
776
777 vpx_codec_ctrl_fn_map_t vp8_ctf_maps[] =
778 {
779 {VP8_SET_REFERENCE, vp8_set_reference},
780 {VP8_COPY_REFERENCE, vp8_get_reference},
781 {VP8_SET_POSTPROC, vp8_set_postproc},
782 {VP8_SET_DBG_COLOR_REF_FRAME, vp8_set_dbg_color_ref_frame},
783 {VP8_SET_DBG_COLOR_MB_MODES, vp8_set_dbg_color_mb_modes},
784 {VP8_SET_DBG_COLOR_B_MODES, vp8_set_dbg_color_b_modes},
785 {VP8_SET_DBG_DISPLAY_MV, vp8_set_dbg_display_mv},
786 {VP8D_GET_LAST_REF_UPDATES, vp8_get_last_ref_updates},
787 {VP8D_GET_FRAME_CORRUPTED, vp8_get_frame_corrupted},
788 {VP8D_GET_LAST_REF_USED, vp8_get_last_ref_frame},
789 {VPXD_SET_DECRYPTOR, vp8_set_decryptor},
790 { -1, NULL},
791 };
792
793
794 #ifndef VERSION_STRING
795 #define VERSION_STRING
796 #endif
797 CODEC_INTERFACE(vpx_codec_vp8_dx) =
798 {
799 "WebM Project VP8 Decoder" VERSION_STRING,
800 VPX_CODEC_INTERNAL_ABI_VERSION,
801 VPX_CODEC_CAP_DECODER | VP8_CAP_POSTPROC | VP8_CAP_ERROR_CONCEALMENT |
802 VPX_CODEC_CAP_INPUT_FRAGMENTS,
803 /* vpx_codec_caps_t caps; */
804 vp8_init, /* vpx_codec_init_fn_t init; */
805 vp8_destroy, /* vpx_codec_destroy_fn_t destroy; */
806 vp8_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
807 {
808 vp8_peek_si, /* vpx_codec_peek_si_fn_t peek_si; */
809 vp8_get_si, /* vpx_codec_get_si_fn_t get_si; */
810 vp8_decode, /* vpx_codec_decode_fn_t decode; */
811 vp8_get_frame, /* vpx_codec_frame_get_fn_t frame_get; */
812 NOT_IMPLEMENTED,
813 },
814 { /* encoder functions */
815 0,
816 NOT_IMPLEMENTED,
817 NOT_IMPLEMENTED,
818 NOT_IMPLEMENTED,
819 NOT_IMPLEMENTED,
820 NOT_IMPLEMENTED,
821 NOT_IMPLEMENTED
822 }
823 };
824