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