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 <assert.h>
13 #include <stdlib.h>
14 #include <string.h>
15 #include "./vp8_rtcd.h"
16 #include "./vpx_dsp_rtcd.h"
17 #include "./vpx_scale_rtcd.h"
18 #include "vpx/vpx_decoder.h"
19 #include "vpx/vp8dx.h"
20 #include "vpx/internal/vpx_codec_internal.h"
21 #include "vpx_version.h"
22 #include "common/alloccommon.h"
23 #include "common/common.h"
24 #include "common/onyxd.h"
25 #include "decoder/onyxd_int.h"
26 #include "vpx_dsp/vpx_dsp_common.h"
27 #include "vpx_mem/vpx_mem.h"
28 #if CONFIG_ERROR_CONCEALMENT
29 #include "decoder/error_concealment.h"
30 #endif
31 #include "decoder/decoderthreading.h"
32
33 #define VP8_CAP_POSTPROC (CONFIG_POSTPROC ? VPX_CODEC_CAP_POSTPROC : 0)
34 #define VP8_CAP_ERROR_CONCEALMENT (CONFIG_ERROR_CONCEALMENT ? \
35 VPX_CODEC_CAP_ERROR_CONCEALMENT : 0)
36
37 typedef vpx_codec_stream_info_t vp8_stream_info_t;
38
39 /* Structures for handling memory allocations */
40 typedef enum
41 {
42 VP8_SEG_ALG_PRIV = 256,
43 VP8_SEG_MAX
44 } mem_seg_id_t;
45 #define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
46
47 struct vpx_codec_alg_priv
48 {
49 vpx_codec_priv_t base;
50 vpx_codec_dec_cfg_t cfg;
51 vp8_stream_info_t si;
52 int decoder_init;
53 int postproc_cfg_set;
54 vp8_postproc_cfg_t postproc_cfg;
55 #if CONFIG_POSTPROC_VISUALIZER
56 unsigned int dbg_postproc_flag;
57 int dbg_color_ref_frame_flag;
58 int dbg_color_mb_modes_flag;
59 int dbg_color_b_modes_flag;
60 int dbg_display_mv_flag;
61 #endif
62 vpx_decrypt_cb decrypt_cb;
63 void *decrypt_state;
64 vpx_image_t img;
65 int img_setup;
66 struct frame_buffers yv12_frame_buffers;
67 void *user_priv;
68 FRAGMENT_DATA fragments;
69 };
70
vp8_init_ctx(vpx_codec_ctx_t * ctx)71 static int vp8_init_ctx(vpx_codec_ctx_t *ctx)
72 {
73 vpx_codec_alg_priv_t *priv =
74 (vpx_codec_alg_priv_t *)vpx_calloc(1, sizeof(*priv));
75 if (!priv) return 1;
76
77 ctx->priv = (vpx_codec_priv_t *)priv;
78 ctx->priv->init_flags = ctx->init_flags;
79
80 priv->si.sz = sizeof(priv->si);
81 priv->decrypt_cb = NULL;
82 priv->decrypt_state = NULL;
83
84 if (ctx->config.dec)
85 {
86 /* Update the reference to the config structure to an internal copy. */
87 priv->cfg = *ctx->config.dec;
88 ctx->config.dec = &priv->cfg;
89 }
90
91 return 0;
92 }
93
vp8_init(vpx_codec_ctx_t * ctx,vpx_codec_priv_enc_mr_cfg_t * data)94 static vpx_codec_err_t vp8_init(vpx_codec_ctx_t *ctx,
95 vpx_codec_priv_enc_mr_cfg_t *data)
96 {
97 vpx_codec_err_t res = VPX_CODEC_OK;
98 vpx_codec_alg_priv_t *priv = NULL;
99 (void) data;
100
101 vp8_rtcd();
102 vpx_dsp_rtcd();
103 vpx_scale_rtcd();
104
105 /* This function only allocates space for the vpx_codec_alg_priv_t
106 * structure. More memory may be required at the time the stream
107 * information becomes known.
108 */
109 if (!ctx->priv) {
110 if (vp8_init_ctx(ctx)) return VPX_CODEC_MEM_ERROR;
111 priv = (vpx_codec_alg_priv_t *)ctx->priv;
112
113 /* initialize number of fragments to zero */
114 priv->fragments.count = 0;
115 /* is input fragments enabled? */
116 priv->fragments.enabled =
117 (priv->base.init_flags & VPX_CODEC_USE_INPUT_FRAGMENTS);
118
119 /*post processing level initialized to do nothing */
120 } else {
121 priv = (vpx_codec_alg_priv_t *)ctx->priv;
122 }
123
124 priv->yv12_frame_buffers.use_frame_threads =
125 (ctx->priv->init_flags & VPX_CODEC_USE_FRAME_THREADING);
126
127 /* for now, disable frame threading */
128 priv->yv12_frame_buffers.use_frame_threads = 0;
129
130 if (priv->yv12_frame_buffers.use_frame_threads &&
131 ((ctx->priv->init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT) ||
132 (ctx->priv->init_flags & VPX_CODEC_USE_INPUT_FRAGMENTS))) {
133 /* row-based threading, error concealment, and input fragments will
134 * not be supported when using frame-based threading */
135 res = VPX_CODEC_INVALID_PARAM;
136 }
137
138 return res;
139 }
140
vp8_destroy(vpx_codec_alg_priv_t * ctx)141 static vpx_codec_err_t vp8_destroy(vpx_codec_alg_priv_t *ctx)
142 {
143 vp8_remove_decoder_instances(&ctx->yv12_frame_buffers);
144
145 vpx_free(ctx);
146
147 return VPX_CODEC_OK;
148 }
149
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)150 static vpx_codec_err_t vp8_peek_si_internal(const uint8_t *data,
151 unsigned int data_sz,
152 vpx_codec_stream_info_t *si,
153 vpx_decrypt_cb decrypt_cb,
154 void *decrypt_state)
155 {
156 vpx_codec_err_t res = VPX_CODEC_OK;
157
158 assert(data != NULL);
159
160 if(data + data_sz <= data)
161 {
162 res = VPX_CODEC_INVALID_PARAM;
163 }
164 else
165 {
166 /* Parse uncompresssed part of key frame header.
167 * 3 bytes:- including version, frame type and an offset
168 * 3 bytes:- sync code (0x9d, 0x01, 0x2a)
169 * 4 bytes:- including image width and height in the lowest 14 bits
170 * of each 2-byte value.
171 */
172 uint8_t clear_buffer[10];
173 const uint8_t *clear = data;
174 if (decrypt_cb)
175 {
176 int n = VPXMIN(sizeof(clear_buffer), data_sz);
177 decrypt_cb(decrypt_state, data, clear_buffer, n);
178 clear = clear_buffer;
179 }
180 si->is_kf = 0;
181
182 if (data_sz >= 10 && !(clear[0] & 0x01)) /* I-Frame */
183 {
184 si->is_kf = 1;
185
186 /* vet via sync code */
187 if (clear[3] != 0x9d || clear[4] != 0x01 || clear[5] != 0x2a)
188 return VPX_CODEC_UNSUP_BITSTREAM;
189
190 si->w = (clear[6] | (clear[7] << 8)) & 0x3fff;
191 si->h = (clear[8] | (clear[9] << 8)) & 0x3fff;
192
193 /*printf("w=%d, h=%d\n", si->w, si->h);*/
194 if (!(si->h | si->w))
195 res = VPX_CODEC_UNSUP_BITSTREAM;
196 }
197 else
198 {
199 res = VPX_CODEC_UNSUP_BITSTREAM;
200 }
201 }
202
203 return res;
204 }
205
vp8_peek_si(const uint8_t * data,unsigned int data_sz,vpx_codec_stream_info_t * si)206 static vpx_codec_err_t vp8_peek_si(const uint8_t *data,
207 unsigned int data_sz,
208 vpx_codec_stream_info_t *si) {
209 return vp8_peek_si_internal(data, data_sz, si, NULL, NULL);
210 }
211
vp8_get_si(vpx_codec_alg_priv_t * ctx,vpx_codec_stream_info_t * si)212 static vpx_codec_err_t vp8_get_si(vpx_codec_alg_priv_t *ctx,
213 vpx_codec_stream_info_t *si)
214 {
215
216 unsigned int sz;
217
218 if (si->sz >= sizeof(vp8_stream_info_t))
219 sz = sizeof(vp8_stream_info_t);
220 else
221 sz = sizeof(vpx_codec_stream_info_t);
222
223 memcpy(si, &ctx->si, sz);
224 si->sz = sz;
225
226 return VPX_CODEC_OK;
227 }
228
229
230 static vpx_codec_err_t
update_error_state(vpx_codec_alg_priv_t * ctx,const struct vpx_internal_error_info * error)231 update_error_state(vpx_codec_alg_priv_t *ctx,
232 const struct vpx_internal_error_info *error)
233 {
234 vpx_codec_err_t res;
235
236 if ((res = error->error_code))
237 ctx->base.err_detail = error->has_detail
238 ? error->detail
239 : NULL;
240
241 return res;
242 }
243
yuvconfig2image(vpx_image_t * img,const YV12_BUFFER_CONFIG * yv12,void * user_priv)244 static void yuvconfig2image(vpx_image_t *img,
245 const YV12_BUFFER_CONFIG *yv12,
246 void *user_priv)
247 {
248 /** vpx_img_wrap() doesn't allow specifying independent strides for
249 * the Y, U, and V planes, nor other alignment adjustments that
250 * might be representable by a YV12_BUFFER_CONFIG, so we just
251 * initialize all the fields.*/
252 img->fmt = VPX_IMG_FMT_I420;
253 img->w = yv12->y_stride;
254 img->h = (yv12->y_height + 2 * VP8BORDERINPIXELS + 15) & ~15;
255 img->d_w = img->r_w = yv12->y_width;
256 img->d_h = img->r_h = yv12->y_height;
257 img->x_chroma_shift = 1;
258 img->y_chroma_shift = 1;
259 img->planes[VPX_PLANE_Y] = yv12->y_buffer;
260 img->planes[VPX_PLANE_U] = yv12->u_buffer;
261 img->planes[VPX_PLANE_V] = yv12->v_buffer;
262 img->planes[VPX_PLANE_ALPHA] = NULL;
263 img->stride[VPX_PLANE_Y] = yv12->y_stride;
264 img->stride[VPX_PLANE_U] = yv12->uv_stride;
265 img->stride[VPX_PLANE_V] = yv12->uv_stride;
266 img->stride[VPX_PLANE_ALPHA] = yv12->y_stride;
267 img->bit_depth = 8;
268 img->bps = 12;
269 img->user_priv = user_priv;
270 img->img_data = yv12->buffer_alloc;
271 img->img_data_owner = 0;
272 img->self_allocd = 0;
273 }
274
275 static int
update_fragments(vpx_codec_alg_priv_t * ctx,const uint8_t * data,unsigned int data_sz,vpx_codec_err_t * res)276 update_fragments(vpx_codec_alg_priv_t *ctx,
277 const uint8_t *data,
278 unsigned int data_sz,
279 vpx_codec_err_t *res)
280 {
281 *res = VPX_CODEC_OK;
282
283 if (ctx->fragments.count == 0)
284 {
285 /* New frame, reset fragment pointers and sizes */
286 memset((void*)ctx->fragments.ptrs, 0, sizeof(ctx->fragments.ptrs));
287 memset(ctx->fragments.sizes, 0, sizeof(ctx->fragments.sizes));
288 }
289 if (ctx->fragments.enabled && !(data == NULL && data_sz == 0))
290 {
291 /* Store a pointer to this fragment and return. We haven't
292 * received the complete frame yet, so we will wait with decoding.
293 */
294 ctx->fragments.ptrs[ctx->fragments.count] = data;
295 ctx->fragments.sizes[ctx->fragments.count] = data_sz;
296 ctx->fragments.count++;
297 if (ctx->fragments.count > (1 << EIGHT_PARTITION) + 1)
298 {
299 ctx->fragments.count = 0;
300 *res = VPX_CODEC_INVALID_PARAM;
301 return -1;
302 }
303 return 0;
304 }
305
306 if (!ctx->fragments.enabled && (data == NULL && data_sz == 0))
307 {
308 return 0;
309 }
310
311 if (!ctx->fragments.enabled)
312 {
313 ctx->fragments.ptrs[0] = data;
314 ctx->fragments.sizes[0] = data_sz;
315 ctx->fragments.count = 1;
316 }
317
318 return 1;
319 }
320
vp8_decode(vpx_codec_alg_priv_t * ctx,const uint8_t * data,unsigned int data_sz,void * user_priv,long deadline)321 static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx,
322 const uint8_t *data,
323 unsigned int data_sz,
324 void *user_priv,
325 long deadline)
326 {
327 vpx_codec_err_t res = VPX_CODEC_OK;
328 unsigned int resolution_change = 0;
329 unsigned int w, h;
330
331 if (!ctx->fragments.enabled && (data == NULL && data_sz == 0))
332 {
333 return 0;
334 }
335
336 /* Update the input fragment data */
337 if(update_fragments(ctx, data, data_sz, &res) <= 0)
338 return res;
339
340 /* Determine the stream parameters. Note that we rely on peek_si to
341 * validate that we have a buffer that does not wrap around the top
342 * of the heap.
343 */
344 w = ctx->si.w;
345 h = ctx->si.h;
346
347 res = vp8_peek_si_internal(ctx->fragments.ptrs[0], ctx->fragments.sizes[0],
348 &ctx->si, ctx->decrypt_cb, ctx->decrypt_state);
349
350 if((res == VPX_CODEC_UNSUP_BITSTREAM) && !ctx->si.is_kf)
351 {
352 /* the peek function returns an error for non keyframes, however for
353 * this case, it is not an error */
354 res = VPX_CODEC_OK;
355 }
356
357 if(!ctx->decoder_init && !ctx->si.is_kf)
358 res = VPX_CODEC_UNSUP_BITSTREAM;
359
360 if ((ctx->si.h != h) || (ctx->si.w != w))
361 resolution_change = 1;
362
363 /* Initialize the decoder instance on the first frame*/
364 if (!res && !ctx->decoder_init)
365 {
366 VP8D_CONFIG oxcf;
367
368 oxcf.Width = ctx->si.w;
369 oxcf.Height = ctx->si.h;
370 oxcf.Version = 9;
371 oxcf.postprocess = 0;
372 oxcf.max_threads = ctx->cfg.threads;
373 oxcf.error_concealment =
374 (ctx->base.init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT);
375
376 /* If postprocessing was enabled by the application and a
377 * configuration has not been provided, default it.
378 */
379 if (!ctx->postproc_cfg_set
380 && (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)) {
381 ctx->postproc_cfg.post_proc_flag =
382 VP8_DEBLOCK | VP8_DEMACROBLOCK | VP8_MFQE;
383 ctx->postproc_cfg.deblocking_level = 4;
384 ctx->postproc_cfg.noise_level = 0;
385 }
386
387 res = vp8_create_decoder_instances(&ctx->yv12_frame_buffers, &oxcf);
388 ctx->decoder_init = 1;
389 }
390
391 /* Set these even if already initialized. The caller may have changed the
392 * decrypt config between frames.
393 */
394 if (ctx->decoder_init) {
395 ctx->yv12_frame_buffers.pbi[0]->decrypt_cb = ctx->decrypt_cb;
396 ctx->yv12_frame_buffers.pbi[0]->decrypt_state = ctx->decrypt_state;
397 }
398
399 if (!res)
400 {
401 VP8D_COMP *pbi = ctx->yv12_frame_buffers.pbi[0];
402 if (resolution_change)
403 {
404 VP8_COMMON *const pc = & pbi->common;
405 MACROBLOCKD *const xd = & pbi->mb;
406 #if CONFIG_MULTITHREAD
407 int i;
408 #endif
409 pc->Width = ctx->si.w;
410 pc->Height = ctx->si.h;
411 {
412 int prev_mb_rows = pc->mb_rows;
413
414 if (setjmp(pbi->common.error.jmp))
415 {
416 pbi->common.error.setjmp = 0;
417 vp8_clear_system_state();
418 /* same return value as used in vp8dx_receive_compressed_data */
419 return -1;
420 }
421
422 pbi->common.error.setjmp = 1;
423
424 if (pc->Width <= 0)
425 {
426 pc->Width = w;
427 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
428 "Invalid frame width");
429 }
430
431 if (pc->Height <= 0)
432 {
433 pc->Height = h;
434 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
435 "Invalid frame height");
436 }
437
438 if (vp8_alloc_frame_buffers(pc, pc->Width, pc->Height))
439 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
440 "Failed to allocate frame buffers");
441
442 xd->pre = pc->yv12_fb[pc->lst_fb_idx];
443 xd->dst = pc->yv12_fb[pc->new_fb_idx];
444
445 #if CONFIG_MULTITHREAD
446 for (i = 0; i < pbi->allocated_decoding_thread_count; i++)
447 {
448 pbi->mb_row_di[i].mbd.dst = pc->yv12_fb[pc->new_fb_idx];
449 vp8_build_block_doffsets(&pbi->mb_row_di[i].mbd);
450 }
451 #endif
452 vp8_build_block_doffsets(&pbi->mb);
453
454 /* allocate memory for last frame MODE_INFO array */
455 #if CONFIG_ERROR_CONCEALMENT
456
457 if (pbi->ec_enabled)
458 {
459 /* old prev_mip was released by vp8_de_alloc_frame_buffers()
460 * called in vp8_alloc_frame_buffers() */
461 pc->prev_mip = vpx_calloc(
462 (pc->mb_cols + 1) * (pc->mb_rows + 1),
463 sizeof(MODE_INFO));
464
465 if (!pc->prev_mip)
466 {
467 vp8_de_alloc_frame_buffers(pc);
468 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
469 "Failed to allocate"
470 "last frame MODE_INFO array");
471 }
472
473 pc->prev_mi = pc->prev_mip + pc->mode_info_stride + 1;
474
475 if (vp8_alloc_overlap_lists(pbi))
476 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
477 "Failed to allocate overlap lists "
478 "for error concealment");
479 }
480
481 #endif
482
483 #if CONFIG_MULTITHREAD
484 if (pbi->b_multithreaded_rd)
485 vp8mt_alloc_temp_buffers(pbi, pc->Width, prev_mb_rows);
486 #else
487 (void)prev_mb_rows;
488 #endif
489 }
490
491 pbi->common.error.setjmp = 0;
492
493 /* required to get past the first get_free_fb() call */
494 pbi->common.fb_idx_ref_cnt[0] = 0;
495 }
496
497 /* update the pbi fragment data */
498 pbi->fragments = ctx->fragments;
499
500 ctx->user_priv = user_priv;
501 if (vp8dx_receive_compressed_data(pbi, data_sz, data, deadline))
502 {
503 res = update_error_state(ctx, &pbi->common.error);
504 }
505
506 /* get ready for the next series of fragments */
507 ctx->fragments.count = 0;
508 }
509
510 return res;
511 }
512
vp8_get_frame(vpx_codec_alg_priv_t * ctx,vpx_codec_iter_t * iter)513 static vpx_image_t *vp8_get_frame(vpx_codec_alg_priv_t *ctx,
514 vpx_codec_iter_t *iter)
515 {
516 vpx_image_t *img = NULL;
517
518 /* iter acts as a flip flop, so an image is only returned on the first
519 * call to get_frame.
520 */
521 if (!(*iter) && ctx->yv12_frame_buffers.pbi[0])
522 {
523 YV12_BUFFER_CONFIG sd;
524 int64_t time_stamp = 0, time_end_stamp = 0;
525 vp8_ppflags_t flags;
526 vp8_zero(flags);
527
528 if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
529 {
530 flags.post_proc_flag= ctx->postproc_cfg.post_proc_flag
531 #if CONFIG_POSTPROC_VISUALIZER
532
533 | ((ctx->dbg_color_ref_frame_flag != 0) ? VP8D_DEBUG_CLR_FRM_REF_BLKS : 0)
534 | ((ctx->dbg_color_mb_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
535 | ((ctx->dbg_color_b_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
536 | ((ctx->dbg_display_mv_flag != 0) ? VP8D_DEBUG_DRAW_MV : 0)
537 #endif
538 ;
539 flags.deblocking_level = ctx->postproc_cfg.deblocking_level;
540 flags.noise_level = ctx->postproc_cfg.noise_level;
541 #if CONFIG_POSTPROC_VISUALIZER
542 flags.display_ref_frame_flag= ctx->dbg_color_ref_frame_flag;
543 flags.display_mb_modes_flag = ctx->dbg_color_mb_modes_flag;
544 flags.display_b_modes_flag = ctx->dbg_color_b_modes_flag;
545 flags.display_mv_flag = ctx->dbg_display_mv_flag;
546 #endif
547 }
548
549 if (0 == vp8dx_get_raw_frame(ctx->yv12_frame_buffers.pbi[0], &sd,
550 &time_stamp, &time_end_stamp, &flags))
551 {
552 yuvconfig2image(&ctx->img, &sd, ctx->user_priv);
553
554 img = &ctx->img;
555 *iter = img;
556 }
557 }
558
559 return img;
560 }
561
image2yuvconfig(const vpx_image_t * img,YV12_BUFFER_CONFIG * yv12)562 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
563 YV12_BUFFER_CONFIG *yv12)
564 {
565 const int y_w = img->d_w;
566 const int y_h = img->d_h;
567 const int uv_w = (img->d_w + 1) / 2;
568 const int uv_h = (img->d_h + 1) / 2;
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 = y_w;
575 yv12->y_crop_height = y_h;
576 yv12->y_width = y_w;
577 yv12->y_height = y_h;
578 yv12->uv_crop_width = uv_w;
579 yv12->uv_crop_height = uv_h;
580 yv12->uv_width = uv_w;
581 yv12->uv_height = uv_h;
582
583 yv12->y_stride = img->stride[VPX_PLANE_Y];
584 yv12->uv_stride = img->stride[VPX_PLANE_U];
585
586 yv12->border = (img->stride[VPX_PLANE_Y] - img->d_w) / 2;
587 return res;
588 }
589
590
vp8_set_reference(vpx_codec_alg_priv_t * ctx,va_list args)591 static vpx_codec_err_t vp8_set_reference(vpx_codec_alg_priv_t *ctx,
592 va_list args)
593 {
594
595 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
596
597 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
598 {
599 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
600 YV12_BUFFER_CONFIG sd;
601
602 image2yuvconfig(&frame->img, &sd);
603
604 return vp8dx_set_reference(ctx->yv12_frame_buffers.pbi[0],
605 frame->frame_type, &sd);
606 }
607 else
608 return VPX_CODEC_INVALID_PARAM;
609
610 }
611
vp8_get_reference(vpx_codec_alg_priv_t * ctx,va_list args)612 static vpx_codec_err_t vp8_get_reference(vpx_codec_alg_priv_t *ctx,
613 va_list args)
614 {
615
616 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
617
618 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
619 {
620 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
621 YV12_BUFFER_CONFIG sd;
622
623 image2yuvconfig(&frame->img, &sd);
624
625 return vp8dx_get_reference(ctx->yv12_frame_buffers.pbi[0],
626 frame->frame_type, &sd);
627 }
628 else
629 return VPX_CODEC_INVALID_PARAM;
630
631 }
632
vp8_set_postproc(vpx_codec_alg_priv_t * ctx,va_list args)633 static vpx_codec_err_t vp8_set_postproc(vpx_codec_alg_priv_t *ctx,
634 va_list args)
635 {
636 #if CONFIG_POSTPROC
637 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
638
639 if (data)
640 {
641 ctx->postproc_cfg_set = 1;
642 ctx->postproc_cfg = *((vp8_postproc_cfg_t *)data);
643 return VPX_CODEC_OK;
644 }
645 else
646 return VPX_CODEC_INVALID_PARAM;
647
648 #else
649 (void)ctx;
650 (void)args;
651 return VPX_CODEC_INCAPABLE;
652 #endif
653 }
654
655
vp8_set_dbg_color_ref_frame(vpx_codec_alg_priv_t * ctx,va_list args)656 static vpx_codec_err_t vp8_set_dbg_color_ref_frame(vpx_codec_alg_priv_t *ctx,
657 va_list args) {
658 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
659 ctx->dbg_color_ref_frame_flag = va_arg(args, int);
660 return VPX_CODEC_OK;
661 #else
662 (void)ctx;
663 (void)args;
664 return VPX_CODEC_INCAPABLE;
665 #endif
666 }
667
vp8_set_dbg_color_mb_modes(vpx_codec_alg_priv_t * ctx,va_list args)668 static vpx_codec_err_t vp8_set_dbg_color_mb_modes(vpx_codec_alg_priv_t *ctx,
669 va_list args) {
670 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
671 ctx->dbg_color_mb_modes_flag = va_arg(args, int);
672 return VPX_CODEC_OK;
673 #else
674 (void)ctx;
675 (void)args;
676 return VPX_CODEC_INCAPABLE;
677 #endif
678 }
679
vp8_set_dbg_color_b_modes(vpx_codec_alg_priv_t * ctx,va_list args)680 static vpx_codec_err_t vp8_set_dbg_color_b_modes(vpx_codec_alg_priv_t *ctx,
681 va_list args) {
682 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
683 ctx->dbg_color_b_modes_flag = va_arg(args, int);
684 return VPX_CODEC_OK;
685 #else
686 (void)ctx;
687 (void)args;
688 return VPX_CODEC_INCAPABLE;
689 #endif
690 }
691
vp8_set_dbg_display_mv(vpx_codec_alg_priv_t * ctx,va_list args)692 static vpx_codec_err_t vp8_set_dbg_display_mv(vpx_codec_alg_priv_t *ctx,
693 va_list args) {
694 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
695 ctx->dbg_display_mv_flag = va_arg(args, int);
696 return VPX_CODEC_OK;
697 #else
698 (void)ctx;
699 (void)args;
700 return VPX_CODEC_INCAPABLE;
701 #endif
702 }
703
vp8_get_last_ref_updates(vpx_codec_alg_priv_t * ctx,va_list args)704 static vpx_codec_err_t vp8_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
705 va_list args)
706 {
707 int *update_info = va_arg(args, int *);
708
709 if (update_info && !ctx->yv12_frame_buffers.use_frame_threads)
710 {
711 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
712
713 *update_info = pbi->common.refresh_alt_ref_frame * (int) VP8_ALTR_FRAME
714 + pbi->common.refresh_golden_frame * (int) VP8_GOLD_FRAME
715 + pbi->common.refresh_last_frame * (int) VP8_LAST_FRAME;
716
717 return VPX_CODEC_OK;
718 }
719 else
720 return VPX_CODEC_INVALID_PARAM;
721 }
722
723 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)724 static vpx_codec_err_t vp8_get_last_ref_frame(vpx_codec_alg_priv_t *ctx,
725 va_list args)
726 {
727 int *ref_info = va_arg(args, int *);
728
729 if (ref_info && !ctx->yv12_frame_buffers.use_frame_threads)
730 {
731 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
732 VP8_COMMON *oci = &pbi->common;
733 *ref_info =
734 (vp8dx_references_buffer( oci, ALTREF_FRAME )?VP8_ALTR_FRAME:0) |
735 (vp8dx_references_buffer( oci, GOLDEN_FRAME )?VP8_GOLD_FRAME:0) |
736 (vp8dx_references_buffer( oci, LAST_FRAME )?VP8_LAST_FRAME:0);
737
738 return VPX_CODEC_OK;
739 }
740 else
741 return VPX_CODEC_INVALID_PARAM;
742 }
743
vp8_get_frame_corrupted(vpx_codec_alg_priv_t * ctx,va_list args)744 static vpx_codec_err_t vp8_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
745 va_list args)
746 {
747
748 int *corrupted = va_arg(args, int *);
749 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
750
751 if (corrupted && pbi)
752 {
753 const YV12_BUFFER_CONFIG *const frame = pbi->common.frame_to_show;
754 if (frame == NULL) return VPX_CODEC_ERROR;
755 *corrupted = frame->corrupted;
756 return VPX_CODEC_OK;
757 }
758 else
759 return VPX_CODEC_INVALID_PARAM;
760
761 }
762
vp8_set_decryptor(vpx_codec_alg_priv_t * ctx,va_list args)763 static vpx_codec_err_t vp8_set_decryptor(vpx_codec_alg_priv_t *ctx,
764 va_list args)
765 {
766 vpx_decrypt_init *init = va_arg(args, vpx_decrypt_init *);
767
768 if (init)
769 {
770 ctx->decrypt_cb = init->decrypt_cb;
771 ctx->decrypt_state = init->decrypt_state;
772 }
773 else
774 {
775 ctx->decrypt_cb = NULL;
776 ctx->decrypt_state = NULL;
777 }
778 return VPX_CODEC_OK;
779 }
780
781 vpx_codec_ctrl_fn_map_t vp8_ctf_maps[] =
782 {
783 {VP8_SET_REFERENCE, vp8_set_reference},
784 {VP8_COPY_REFERENCE, vp8_get_reference},
785 {VP8_SET_POSTPROC, vp8_set_postproc},
786 {VP8_SET_DBG_COLOR_REF_FRAME, vp8_set_dbg_color_ref_frame},
787 {VP8_SET_DBG_COLOR_MB_MODES, vp8_set_dbg_color_mb_modes},
788 {VP8_SET_DBG_COLOR_B_MODES, vp8_set_dbg_color_b_modes},
789 {VP8_SET_DBG_DISPLAY_MV, vp8_set_dbg_display_mv},
790 {VP8D_GET_LAST_REF_UPDATES, vp8_get_last_ref_updates},
791 {VP8D_GET_FRAME_CORRUPTED, vp8_get_frame_corrupted},
792 {VP8D_GET_LAST_REF_USED, vp8_get_last_ref_frame},
793 {VPXD_SET_DECRYPTOR, vp8_set_decryptor},
794 { -1, NULL},
795 };
796
797
798 #ifndef VERSION_STRING
799 #define VERSION_STRING
800 #endif
801 CODEC_INTERFACE(vpx_codec_vp8_dx) =
802 {
803 "WebM Project VP8 Decoder" VERSION_STRING,
804 VPX_CODEC_INTERNAL_ABI_VERSION,
805 VPX_CODEC_CAP_DECODER | VP8_CAP_POSTPROC | VP8_CAP_ERROR_CONCEALMENT |
806 VPX_CODEC_CAP_INPUT_FRAGMENTS,
807 /* vpx_codec_caps_t caps; */
808 vp8_init, /* vpx_codec_init_fn_t init; */
809 vp8_destroy, /* vpx_codec_destroy_fn_t destroy; */
810 vp8_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
811 {
812 vp8_peek_si, /* vpx_codec_peek_si_fn_t peek_si; */
813 vp8_get_si, /* vpx_codec_get_si_fn_t get_si; */
814 vp8_decode, /* vpx_codec_decode_fn_t decode; */
815 vp8_get_frame, /* vpx_codec_frame_get_fn_t frame_get; */
816 NULL,
817 },
818 { /* encoder functions */
819 0,
820 NULL, /* vpx_codec_enc_cfg_map_t */
821 NULL, /* vpx_codec_encode_fn_t */
822 NULL, /* vpx_codec_get_cx_data_fn_t */
823 NULL, /* vpx_codec_enc_config_set_fn_t */
824 NULL, /* vpx_codec_get_global_headers_fn_t */
825 NULL, /* vpx_codec_get_preview_frame_fn_t */
826 NULL /* vpx_codec_enc_mr_get_mem_loc_fn_t */
827 }
828 };
829