2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
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"
30 #include "decoder/decoderthreading.h"
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)
36 typedef vpx_codec_stream_info_t vp8_stream_info_t;
38 /* Structures for handling memory allocations */
41 VP8_SEG_ALG_PRIV = 256,
44 #define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
46 struct vpx_codec_alg_priv
48 vpx_codec_priv_t base;
49 vpx_codec_dec_cfg_t cfg;
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;
61 vpx_decrypt_cb decrypt_cb;
65 struct frame_buffers yv12_frame_buffers;
67 FRAGMENT_DATA fragments;
70 static int vp8_init_ctx(vpx_codec_ctx_t *ctx)
72 vpx_codec_alg_priv_t *priv =
73 (vpx_codec_alg_priv_t *)vpx_calloc(1, sizeof(*priv));
76 ctx->priv = (vpx_codec_priv_t *)priv;
77 ctx->priv->init_flags = ctx->init_flags;
79 priv->si.sz = sizeof(priv->si);
80 priv->decrypt_cb = NULL;
81 priv->decrypt_state = NULL;
85 /* Update the reference to the config structure to an internal copy. */
86 priv->cfg = *ctx->config.dec;
87 ctx->config.dec = &priv->cfg;
93 static vpx_codec_err_t vp8_init(vpx_codec_ctx_t *ctx,
94 vpx_codec_priv_enc_mr_cfg_t *data)
96 vpx_codec_err_t res = VPX_CODEC_OK;
97 vpx_codec_alg_priv_t *priv = NULL;
104 /* This function only allocates space for the vpx_codec_alg_priv_t
105 * structure. More memory may be required at the time the stream
106 * information becomes known.
109 if (vp8_init_ctx(ctx)) return VPX_CODEC_MEM_ERROR;
110 priv = (vpx_codec_alg_priv_t *)ctx->priv;
112 /* initialize number of fragments to zero */
113 priv->fragments.count = 0;
114 /* is input fragments enabled? */
115 priv->fragments.enabled =
116 (priv->base.init_flags & VPX_CODEC_USE_INPUT_FRAGMENTS);
118 /*post processing level initialized to do nothing */
120 priv = (vpx_codec_alg_priv_t *)ctx->priv;
123 priv->yv12_frame_buffers.use_frame_threads =
124 (ctx->priv->init_flags & VPX_CODEC_USE_FRAME_THREADING);
126 /* for now, disable frame threading */
127 priv->yv12_frame_buffers.use_frame_threads = 0;
129 if (priv->yv12_frame_buffers.use_frame_threads &&
130 ((ctx->priv->init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT) ||
131 (ctx->priv->init_flags & VPX_CODEC_USE_INPUT_FRAGMENTS))) {
132 /* row-based threading, error concealment, and input fragments will
133 * not be supported when using frame-based threading */
134 res = VPX_CODEC_INVALID_PARAM;
140 static vpx_codec_err_t vp8_destroy(vpx_codec_alg_priv_t *ctx)
142 vp8_remove_decoder_instances(&ctx->yv12_frame_buffers);
149 static vpx_codec_err_t vp8_peek_si_internal(const uint8_t *data,
150 unsigned int data_sz,
151 vpx_codec_stream_info_t *si,
152 vpx_decrypt_cb decrypt_cb,
155 vpx_codec_err_t res = VPX_CODEC_OK;
157 if(data + data_sz <= data)
159 res = VPX_CODEC_INVALID_PARAM;
163 /* Parse uncompresssed part of key frame header.
164 * 3 bytes:- including version, frame type and an offset
165 * 3 bytes:- sync code (0x9d, 0x01, 0x2a)
166 * 4 bytes:- including image width and height in the lowest 14 bits
167 * of each 2-byte value.
169 uint8_t clear_buffer[10];
170 const uint8_t *clear = data;
173 int n = VPXMIN(sizeof(clear_buffer), data_sz);
174 decrypt_cb(decrypt_state, data, clear_buffer, n);
175 clear = clear_buffer;
179 if (data_sz >= 10 && !(clear[0] & 0x01)) /* I-Frame */
183 /* vet via sync code */
184 if (clear[3] != 0x9d || clear[4] != 0x01 || clear[5] != 0x2a)
185 return VPX_CODEC_UNSUP_BITSTREAM;
187 si->w = (clear[6] | (clear[7] << 8)) & 0x3fff;
188 si->h = (clear[8] | (clear[9] << 8)) & 0x3fff;
190 /*printf("w=%d, h=%d\n", si->w, si->h);*/
191 if (!(si->h | si->w))
192 res = VPX_CODEC_UNSUP_BITSTREAM;
196 res = VPX_CODEC_UNSUP_BITSTREAM;
203 static vpx_codec_err_t vp8_peek_si(const uint8_t *data,
204 unsigned int data_sz,
205 vpx_codec_stream_info_t *si) {
206 return vp8_peek_si_internal(data, data_sz, si, NULL, NULL);
209 static vpx_codec_err_t vp8_get_si(vpx_codec_alg_priv_t *ctx,
210 vpx_codec_stream_info_t *si)
215 if (si->sz >= sizeof(vp8_stream_info_t))
216 sz = sizeof(vp8_stream_info_t);
218 sz = sizeof(vpx_codec_stream_info_t);
220 memcpy(si, &ctx->si, sz);
227 static vpx_codec_err_t
228 update_error_state(vpx_codec_alg_priv_t *ctx,
229 const struct vpx_internal_error_info *error)
233 if ((res = error->error_code))
234 ctx->base.err_detail = error->has_detail
241 static void yuvconfig2image(vpx_image_t *img,
242 const YV12_BUFFER_CONFIG *yv12,
245 /** vpx_img_wrap() doesn't allow specifying independent strides for
246 * the Y, U, and V planes, nor other alignment adjustments that
247 * might be representable by a YV12_BUFFER_CONFIG, so we just
248 * initialize all the fields.*/
249 img->fmt = VPX_IMG_FMT_I420;
250 img->w = yv12->y_stride;
251 img->h = (yv12->y_height + 2 * VP8BORDERINPIXELS + 15) & ~15;
252 img->d_w = img->r_w = yv12->y_width;
253 img->d_h = img->r_h = yv12->y_height;
254 img->x_chroma_shift = 1;
255 img->y_chroma_shift = 1;
256 img->planes[VPX_PLANE_Y] = yv12->y_buffer;
257 img->planes[VPX_PLANE_U] = yv12->u_buffer;
258 img->planes[VPX_PLANE_V] = yv12->v_buffer;
259 img->planes[VPX_PLANE_ALPHA] = NULL;
260 img->stride[VPX_PLANE_Y] = yv12->y_stride;
261 img->stride[VPX_PLANE_U] = yv12->uv_stride;
262 img->stride[VPX_PLANE_V] = yv12->uv_stride;
263 img->stride[VPX_PLANE_ALPHA] = yv12->y_stride;
266 img->user_priv = user_priv;
267 img->img_data = yv12->buffer_alloc;
268 img->img_data_owner = 0;
269 img->self_allocd = 0;
273 update_fragments(vpx_codec_alg_priv_t *ctx,
275 unsigned int data_sz,
276 vpx_codec_err_t *res)
280 if (ctx->fragments.count == 0)
282 /* New frame, reset fragment pointers and sizes */
283 memset((void*)ctx->fragments.ptrs, 0, sizeof(ctx->fragments.ptrs));
284 memset(ctx->fragments.sizes, 0, sizeof(ctx->fragments.sizes));
286 if (ctx->fragments.enabled && !(data == NULL && data_sz == 0))
288 /* Store a pointer to this fragment and return. We haven't
289 * received the complete frame yet, so we will wait with decoding.
291 ctx->fragments.ptrs[ctx->fragments.count] = data;
292 ctx->fragments.sizes[ctx->fragments.count] = data_sz;
293 ctx->fragments.count++;
294 if (ctx->fragments.count > (1 << EIGHT_PARTITION) + 1)
296 ctx->fragments.count = 0;
297 *res = VPX_CODEC_INVALID_PARAM;
303 if (!ctx->fragments.enabled && (data == NULL && data_sz == 0))
308 if (!ctx->fragments.enabled)
310 ctx->fragments.ptrs[0] = data;
311 ctx->fragments.sizes[0] = data_sz;
312 ctx->fragments.count = 1;
318 static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx,
320 unsigned int data_sz,
324 vpx_codec_err_t res = VPX_CODEC_OK;
325 unsigned int resolution_change = 0;
328 if (!ctx->fragments.enabled && (data == NULL && data_sz == 0))
333 /* Update the input fragment data */
334 if(update_fragments(ctx, data, data_sz, &res) <= 0)
337 /* Determine the stream parameters. Note that we rely on peek_si to
338 * validate that we have a buffer that does not wrap around the top
344 res = vp8_peek_si_internal(ctx->fragments.ptrs[0], ctx->fragments.sizes[0],
345 &ctx->si, ctx->decrypt_cb, ctx->decrypt_state);
347 if((res == VPX_CODEC_UNSUP_BITSTREAM) && !ctx->si.is_kf)
349 /* the peek function returns an error for non keyframes, however for
350 * this case, it is not an error */
354 if(!ctx->decoder_init && !ctx->si.is_kf)
355 res = VPX_CODEC_UNSUP_BITSTREAM;
357 if ((ctx->si.h != h) || (ctx->si.w != w))
358 resolution_change = 1;
360 /* Initialize the decoder instance on the first frame*/
361 if (!res && !ctx->decoder_init)
365 oxcf.Width = ctx->si.w;
366 oxcf.Height = ctx->si.h;
368 oxcf.postprocess = 0;
369 oxcf.max_threads = ctx->cfg.threads;
370 oxcf.error_concealment =
371 (ctx->base.init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT);
373 /* If postprocessing was enabled by the application and a
374 * configuration has not been provided, default it.
376 if (!ctx->postproc_cfg_set
377 && (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)) {
378 ctx->postproc_cfg.post_proc_flag =
379 VP8_DEBLOCK | VP8_DEMACROBLOCK | VP8_MFQE;
380 ctx->postproc_cfg.deblocking_level = 4;
381 ctx->postproc_cfg.noise_level = 0;
384 res = vp8_create_decoder_instances(&ctx->yv12_frame_buffers, &oxcf);
385 ctx->decoder_init = 1;
388 /* Set these even if already initialized. The caller may have changed the
389 * decrypt config between frames.
391 if (ctx->decoder_init) {
392 ctx->yv12_frame_buffers.pbi[0]->decrypt_cb = ctx->decrypt_cb;
393 ctx->yv12_frame_buffers.pbi[0]->decrypt_state = ctx->decrypt_state;
398 VP8D_COMP *pbi = ctx->yv12_frame_buffers.pbi[0];
399 if (resolution_change)
401 VP8_COMMON *const pc = & pbi->common;
402 MACROBLOCKD *const xd = & pbi->mb;
403 #if CONFIG_MULTITHREAD
406 pc->Width = ctx->si.w;
407 pc->Height = ctx->si.h;
409 int prev_mb_rows = pc->mb_rows;
411 if (setjmp(pbi->common.error.jmp))
413 pbi->common.error.setjmp = 0;
414 vp8_clear_system_state();
415 /* same return value as used in vp8dx_receive_compressed_data */
419 pbi->common.error.setjmp = 1;
424 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
425 "Invalid frame width");
431 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
432 "Invalid frame height");
435 if (vp8_alloc_frame_buffers(pc, pc->Width, pc->Height))
436 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
437 "Failed to allocate frame buffers");
439 xd->pre = pc->yv12_fb[pc->lst_fb_idx];
440 xd->dst = pc->yv12_fb[pc->new_fb_idx];
442 #if CONFIG_MULTITHREAD
443 for (i = 0; i < pbi->allocated_decoding_thread_count; i++)
445 pbi->mb_row_di[i].mbd.dst = pc->yv12_fb[pc->new_fb_idx];
446 vp8_build_block_doffsets(&pbi->mb_row_di[i].mbd);
449 vp8_build_block_doffsets(&pbi->mb);
451 /* allocate memory for last frame MODE_INFO array */
452 #if CONFIG_ERROR_CONCEALMENT
456 /* old prev_mip was released by vp8_de_alloc_frame_buffers()
457 * called in vp8_alloc_frame_buffers() */
458 pc->prev_mip = vpx_calloc(
459 (pc->mb_cols + 1) * (pc->mb_rows + 1),
464 vp8_de_alloc_frame_buffers(pc);
465 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
467 "last frame MODE_INFO array");
470 pc->prev_mi = pc->prev_mip + pc->mode_info_stride + 1;
472 if (vp8_alloc_overlap_lists(pbi))
473 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
474 "Failed to allocate overlap lists "
475 "for error concealment");
480 #if CONFIG_MULTITHREAD
481 if (pbi->b_multithreaded_rd)
482 vp8mt_alloc_temp_buffers(pbi, pc->Width, prev_mb_rows);
488 pbi->common.error.setjmp = 0;
490 /* required to get past the first get_free_fb() call */
491 pbi->common.fb_idx_ref_cnt[0] = 0;
494 /* update the pbi fragment data */
495 pbi->fragments = ctx->fragments;
497 ctx->user_priv = user_priv;
498 if (vp8dx_receive_compressed_data(pbi, data_sz, data, deadline))
500 res = update_error_state(ctx, &pbi->common.error);
503 /* get ready for the next series of fragments */
504 ctx->fragments.count = 0;
510 static vpx_image_t *vp8_get_frame(vpx_codec_alg_priv_t *ctx,
511 vpx_codec_iter_t *iter)
513 vpx_image_t *img = NULL;
515 /* iter acts as a flip flop, so an image is only returned on the first
518 if (!(*iter) && ctx->yv12_frame_buffers.pbi[0])
520 YV12_BUFFER_CONFIG sd;
521 int64_t time_stamp = 0, time_end_stamp = 0;
522 vp8_ppflags_t flags = {0};
524 if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
526 flags.post_proc_flag= ctx->postproc_cfg.post_proc_flag
527 #if CONFIG_POSTPROC_VISUALIZER
529 | ((ctx->dbg_color_ref_frame_flag != 0) ? VP8D_DEBUG_CLR_FRM_REF_BLKS : 0)
530 | ((ctx->dbg_color_mb_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
531 | ((ctx->dbg_color_b_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
532 | ((ctx->dbg_display_mv_flag != 0) ? VP8D_DEBUG_DRAW_MV : 0)
535 flags.deblocking_level = ctx->postproc_cfg.deblocking_level;
536 flags.noise_level = ctx->postproc_cfg.noise_level;
537 #if CONFIG_POSTPROC_VISUALIZER
538 flags.display_ref_frame_flag= ctx->dbg_color_ref_frame_flag;
539 flags.display_mb_modes_flag = ctx->dbg_color_mb_modes_flag;
540 flags.display_b_modes_flag = ctx->dbg_color_b_modes_flag;
541 flags.display_mv_flag = ctx->dbg_display_mv_flag;
545 if (0 == vp8dx_get_raw_frame(ctx->yv12_frame_buffers.pbi[0], &sd,
546 &time_stamp, &time_end_stamp, &flags))
548 yuvconfig2image(&ctx->img, &sd, ctx->user_priv);
558 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
559 YV12_BUFFER_CONFIG *yv12)
561 const int y_w = img->d_w;
562 const int y_h = img->d_h;
563 const int uv_w = (img->d_w + 1) / 2;
564 const int uv_h = (img->d_h + 1) / 2;
565 vpx_codec_err_t res = VPX_CODEC_OK;
566 yv12->y_buffer = img->planes[VPX_PLANE_Y];
567 yv12->u_buffer = img->planes[VPX_PLANE_U];
568 yv12->v_buffer = img->planes[VPX_PLANE_V];
570 yv12->y_crop_width = y_w;
571 yv12->y_crop_height = y_h;
573 yv12->y_height = y_h;
574 yv12->uv_crop_width = uv_w;
575 yv12->uv_crop_height = uv_h;
576 yv12->uv_width = uv_w;
577 yv12->uv_height = uv_h;
579 yv12->y_stride = img->stride[VPX_PLANE_Y];
580 yv12->uv_stride = img->stride[VPX_PLANE_U];
582 yv12->border = (img->stride[VPX_PLANE_Y] - img->d_w) / 2;
587 static vpx_codec_err_t vp8_set_reference(vpx_codec_alg_priv_t *ctx,
591 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
593 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
595 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
596 YV12_BUFFER_CONFIG sd;
598 image2yuvconfig(&frame->img, &sd);
600 return vp8dx_set_reference(ctx->yv12_frame_buffers.pbi[0],
601 frame->frame_type, &sd);
604 return VPX_CODEC_INVALID_PARAM;
608 static vpx_codec_err_t vp8_get_reference(vpx_codec_alg_priv_t *ctx,
612 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
614 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
616 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
617 YV12_BUFFER_CONFIG sd;
619 image2yuvconfig(&frame->img, &sd);
621 return vp8dx_get_reference(ctx->yv12_frame_buffers.pbi[0],
622 frame->frame_type, &sd);
625 return VPX_CODEC_INVALID_PARAM;
629 static vpx_codec_err_t vp8_set_postproc(vpx_codec_alg_priv_t *ctx,
633 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
637 ctx->postproc_cfg_set = 1;
638 ctx->postproc_cfg = *((vp8_postproc_cfg_t *)data);
642 return VPX_CODEC_INVALID_PARAM;
647 return VPX_CODEC_INCAPABLE;
652 static vpx_codec_err_t vp8_set_dbg_color_ref_frame(vpx_codec_alg_priv_t *ctx,
654 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
655 ctx->dbg_color_ref_frame_flag = va_arg(args, int);
660 return VPX_CODEC_INCAPABLE;
664 static vpx_codec_err_t vp8_set_dbg_color_mb_modes(vpx_codec_alg_priv_t *ctx,
666 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
667 ctx->dbg_color_mb_modes_flag = va_arg(args, int);
672 return VPX_CODEC_INCAPABLE;
676 static vpx_codec_err_t vp8_set_dbg_color_b_modes(vpx_codec_alg_priv_t *ctx,
678 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
679 ctx->dbg_color_b_modes_flag = va_arg(args, int);
684 return VPX_CODEC_INCAPABLE;
688 static vpx_codec_err_t vp8_set_dbg_display_mv(vpx_codec_alg_priv_t *ctx,
690 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
691 ctx->dbg_display_mv_flag = va_arg(args, int);
696 return VPX_CODEC_INCAPABLE;
700 static vpx_codec_err_t vp8_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
703 int *update_info = va_arg(args, int *);
705 if (update_info && !ctx->yv12_frame_buffers.use_frame_threads)
707 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
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;
716 return VPX_CODEC_INVALID_PARAM;
719 extern int vp8dx_references_buffer( VP8_COMMON *oci, int ref_frame );
720 static vpx_codec_err_t vp8_get_last_ref_frame(vpx_codec_alg_priv_t *ctx,
723 int *ref_info = va_arg(args, int *);
725 if (ref_info && !ctx->yv12_frame_buffers.use_frame_threads)
727 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
728 VP8_COMMON *oci = &pbi->common;
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);
737 return VPX_CODEC_INVALID_PARAM;
740 static vpx_codec_err_t vp8_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
744 int *corrupted = va_arg(args, int *);
745 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
747 if (corrupted && pbi)
749 const YV12_BUFFER_CONFIG *const frame = pbi->common.frame_to_show;
750 if (frame == NULL) return VPX_CODEC_ERROR;
751 *corrupted = frame->corrupted;
755 return VPX_CODEC_INVALID_PARAM;
759 static vpx_codec_err_t vp8_set_decryptor(vpx_codec_alg_priv_t *ctx,
762 vpx_decrypt_init *init = va_arg(args, vpx_decrypt_init *);
766 ctx->decrypt_cb = init->decrypt_cb;
767 ctx->decrypt_state = init->decrypt_state;
771 ctx->decrypt_cb = NULL;
772 ctx->decrypt_state = NULL;
777 vpx_codec_ctrl_fn_map_t vp8_ctf_maps[] =
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},
794 #ifndef VERSION_STRING
795 #define VERSION_STRING
797 CODEC_INTERFACE(vpx_codec_vp8_dx) =
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; */
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; */
814 { /* encoder functions */