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.
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/onyxd.h"
20 #include "decoder/onyxd_int.h"
21 #include "common/alloccommon.h"
22 #include "vpx_mem/vpx_mem.h"
23 #if CONFIG_ERROR_CONCEALMENT
24 #include "decoder/error_concealment.h"
26 #include "decoder/decoderthreading.h"
28 #define VP8_CAP_POSTPROC (CONFIG_POSTPROC ? VPX_CODEC_CAP_POSTPROC : 0)
29 #define VP8_CAP_ERROR_CONCEALMENT (CONFIG_ERROR_CONCEALMENT ? \
30 VPX_CODEC_CAP_ERROR_CONCEALMENT : 0)
32 typedef vpx_codec_stream_info_t vp8_stream_info_t;
34 /* Structures for handling memory allocations */
37 VP8_SEG_ALG_PRIV = 256,
40 #define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
42 static unsigned long vp8_priv_sz(const vpx_codec_dec_cfg_t *si, vpx_codec_flags_t);
44 struct vpx_codec_alg_priv
46 vpx_codec_priv_t base;
47 vpx_codec_dec_cfg_t cfg;
51 vp8_postproc_cfg_t postproc_cfg;
52 #if CONFIG_POSTPROC_VISUALIZER
53 unsigned int dbg_postproc_flag;
54 int dbg_color_ref_frame_flag;
55 int dbg_color_mb_modes_flag;
56 int dbg_color_b_modes_flag;
57 int dbg_display_mv_flag;
59 vp8_decrypt_cb *decrypt_cb;
63 struct frame_buffers yv12_frame_buffers;
65 FRAGMENT_DATA fragments;
68 static unsigned long vp8_priv_sz(const vpx_codec_dec_cfg_t *si, vpx_codec_flags_t flags)
70 /* Although this declaration is constant, we can't use it in the requested
71 * segments list because we want to define the requested segments list
72 * before defining the private type (so that the number of memory maps is
76 return sizeof(vpx_codec_alg_priv_t);
79 static void vp8_init_ctx(vpx_codec_ctx_t *ctx)
82 (vpx_codec_priv_t *)vpx_memalign(8, sizeof(vpx_codec_alg_priv_t));
83 vpx_memset(ctx->priv, 0, sizeof(vpx_codec_alg_priv_t));
84 ctx->priv->sz = sizeof(*ctx->priv);
85 ctx->priv->iface = ctx->iface;
86 ctx->priv->alg_priv = (vpx_codec_alg_priv_t *)ctx->priv;
87 ctx->priv->alg_priv->si.sz = sizeof(ctx->priv->alg_priv->si);
88 ctx->priv->alg_priv->decrypt_cb = NULL;
89 ctx->priv->alg_priv->decrypt_state = NULL;
90 ctx->priv->init_flags = ctx->init_flags;
94 /* Update the reference to the config structure to an internal copy. */
95 ctx->priv->alg_priv->cfg = *ctx->config.dec;
96 ctx->config.dec = &ctx->priv->alg_priv->cfg;
100 static vpx_codec_err_t vp8_init(vpx_codec_ctx_t *ctx,
101 vpx_codec_priv_enc_mr_cfg_t *data)
103 vpx_codec_err_t res = VPX_CODEC_OK;
108 /* This function only allocates space for the vpx_codec_alg_priv_t
109 * structure. More memory may be required at the time the stream
110 * information becomes known.
116 /* initialize number of fragments to zero */
117 ctx->priv->alg_priv->fragments.count = 0;
118 /* is input fragments enabled? */
119 ctx->priv->alg_priv->fragments.enabled =
120 (ctx->priv->alg_priv->base.init_flags &
121 VPX_CODEC_USE_INPUT_FRAGMENTS);
123 /*post processing level initialized to do nothing */
126 ctx->priv->alg_priv->yv12_frame_buffers.use_frame_threads =
127 (ctx->priv->alg_priv->base.init_flags &
128 VPX_CODEC_USE_FRAME_THREADING);
130 /* for now, disable frame threading */
131 ctx->priv->alg_priv->yv12_frame_buffers.use_frame_threads = 0;
133 if(ctx->priv->alg_priv->yv12_frame_buffers.use_frame_threads &&
134 (( ctx->priv->alg_priv->base.init_flags &
135 VPX_CODEC_USE_ERROR_CONCEALMENT)
136 || ( ctx->priv->alg_priv->base.init_flags &
137 VPX_CODEC_USE_INPUT_FRAGMENTS) ) )
139 /* row-based threading, error concealment, and input fragments will
140 * not be supported when using frame-based threading */
141 res = VPX_CODEC_INVALID_PARAM;
147 static vpx_codec_err_t vp8_destroy(vpx_codec_alg_priv_t *ctx)
149 vp8_remove_decoder_instances(&ctx->yv12_frame_buffers);
156 static vpx_codec_err_t vp8_peek_si_internal(const uint8_t *data,
157 unsigned int data_sz,
158 vpx_codec_stream_info_t *si,
159 vp8_decrypt_cb *decrypt_cb,
162 vpx_codec_err_t res = VPX_CODEC_OK;
164 if(data + data_sz <= data)
166 res = VPX_CODEC_INVALID_PARAM;
170 /* Parse uncompresssed part of key frame header.
171 * 3 bytes:- including version, frame type and an offset
172 * 3 bytes:- sync code (0x9d, 0x01, 0x2a)
173 * 4 bytes:- including image width and height in the lowest 14 bits
174 * of each 2-byte value.
176 uint8_t clear_buffer[10];
177 const uint8_t *clear = data;
180 int n = data_sz > 10 ? 10 : data_sz;
181 decrypt_cb(decrypt_state, data, clear_buffer, n);
182 clear = clear_buffer;
186 if (data_sz >= 10 && !(clear[0] & 0x01)) /* I-Frame */
190 /* vet via sync code */
191 if (clear[3] != 0x9d || clear[4] != 0x01 || clear[5] != 0x2a)
192 res = VPX_CODEC_UNSUP_BITSTREAM;
194 si->w = (clear[6] | (clear[7] << 8)) & 0x3fff;
195 si->h = (clear[8] | (clear[9] << 8)) & 0x3fff;
197 /*printf("w=%d, h=%d\n", si->w, si->h);*/
198 if (!(si->h | si->w))
199 res = VPX_CODEC_UNSUP_BITSTREAM;
203 res = VPX_CODEC_UNSUP_BITSTREAM;
210 static vpx_codec_err_t vp8_peek_si(const uint8_t *data,
211 unsigned int data_sz,
212 vpx_codec_stream_info_t *si) {
213 return vp8_peek_si_internal(data, data_sz, si, NULL, NULL);
216 static vpx_codec_err_t vp8_get_si(vpx_codec_alg_priv_t *ctx,
217 vpx_codec_stream_info_t *si)
222 if (si->sz >= sizeof(vp8_stream_info_t))
223 sz = sizeof(vp8_stream_info_t);
225 sz = sizeof(vpx_codec_stream_info_t);
227 memcpy(si, &ctx->si, sz);
234 static vpx_codec_err_t
235 update_error_state(vpx_codec_alg_priv_t *ctx,
236 const struct vpx_internal_error_info *error)
240 if ((res = error->error_code))
241 ctx->base.err_detail = error->has_detail
248 static void yuvconfig2image(vpx_image_t *img,
249 const YV12_BUFFER_CONFIG *yv12,
252 /** vpx_img_wrap() doesn't allow specifying independent strides for
253 * the Y, U, and V planes, nor other alignment adjustments that
254 * might be representable by a YV12_BUFFER_CONFIG, so we just
255 * initialize all the fields.*/
256 img->fmt = VPX_IMG_FMT_I420;
257 img->w = yv12->y_stride;
258 img->h = (yv12->y_height + 2 * VP8BORDERINPIXELS + 15) & ~15;
259 img->d_w = yv12->y_width;
260 img->d_h = yv12->y_height;
261 img->x_chroma_shift = 1;
262 img->y_chroma_shift = 1;
263 img->planes[VPX_PLANE_Y] = yv12->y_buffer;
264 img->planes[VPX_PLANE_U] = yv12->u_buffer;
265 img->planes[VPX_PLANE_V] = yv12->v_buffer;
266 img->planes[VPX_PLANE_ALPHA] = NULL;
267 img->stride[VPX_PLANE_Y] = yv12->y_stride;
268 img->stride[VPX_PLANE_U] = yv12->uv_stride;
269 img->stride[VPX_PLANE_V] = yv12->uv_stride;
270 img->stride[VPX_PLANE_ALPHA] = yv12->y_stride;
272 img->user_priv = user_priv;
273 img->img_data = yv12->buffer_alloc;
274 img->img_data_owner = 0;
275 img->self_allocd = 0;
279 update_fragments(vpx_codec_alg_priv_t *ctx,
281 unsigned int data_sz,
282 vpx_codec_err_t *res)
286 if (ctx->fragments.count == 0)
288 /* New frame, reset fragment pointers and sizes */
289 vpx_memset((void*)ctx->fragments.ptrs, 0, sizeof(ctx->fragments.ptrs));
290 vpx_memset(ctx->fragments.sizes, 0, sizeof(ctx->fragments.sizes));
292 if (ctx->fragments.enabled && !(data == NULL && data_sz == 0))
294 /* Store a pointer to this fragment and return. We haven't
295 * received the complete frame yet, so we will wait with decoding.
297 ctx->fragments.ptrs[ctx->fragments.count] = data;
298 ctx->fragments.sizes[ctx->fragments.count] = data_sz;
299 ctx->fragments.count++;
300 if (ctx->fragments.count > (1 << EIGHT_PARTITION) + 1)
302 ctx->fragments.count = 0;
303 *res = VPX_CODEC_INVALID_PARAM;
309 if (!ctx->fragments.enabled)
311 ctx->fragments.ptrs[0] = data;
312 ctx->fragments.sizes[0] = data_sz;
313 ctx->fragments.count = 1;
319 static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx,
321 unsigned int data_sz,
325 vpx_codec_err_t res = VPX_CODEC_OK;
326 unsigned int resolution_change = 0;
330 /* Update the input fragment data */
331 if(update_fragments(ctx, data, data_sz, &res) <= 0)
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
341 res = vp8_peek_si_internal(ctx->fragments.ptrs[0], ctx->fragments.sizes[0],
342 &ctx->si, ctx->decrypt_cb, ctx->decrypt_state);
344 if((res == VPX_CODEC_UNSUP_BITSTREAM) && !ctx->si.is_kf)
346 /* the peek function returns an error for non keyframes, however for
347 * this case, it is not an error */
351 if(!ctx->decoder_init && !ctx->si.is_kf)
352 res = VPX_CODEC_UNSUP_BITSTREAM;
354 if ((ctx->si.h != h) || (ctx->si.w != w))
355 resolution_change = 1;
357 /* Initialize the decoder instance on the first frame*/
358 if (!res && !ctx->decoder_init)
362 oxcf.Width = ctx->si.w;
363 oxcf.Height = ctx->si.h;
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);
370 /* If postprocessing was enabled by the application and a
371 * configuration has not been provided, default it.
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;
381 res = vp8_create_decoder_instances(&ctx->yv12_frame_buffers, &oxcf);
382 ctx->yv12_frame_buffers.pbi[0]->decrypt_cb = ctx->decrypt_cb;
383 ctx->yv12_frame_buffers.pbi[0]->decrypt_state = ctx->decrypt_state;
385 ctx->decoder_init = 1;
390 VP8D_COMP *pbi = ctx->yv12_frame_buffers.pbi[0];
391 if(resolution_change)
393 VP8_COMMON *const pc = & pbi->common;
394 MACROBLOCKD *const xd = & pbi->mb;
395 #if CONFIG_MULTITHREAD
398 pc->Width = ctx->si.w;
399 pc->Height = ctx->si.h;
401 int prev_mb_rows = pc->mb_rows;
403 if (setjmp(pbi->common.error.jmp))
405 pbi->common.error.setjmp = 0;
406 /* same return value as used in vp8dx_receive_compressed_data */
410 pbi->common.error.setjmp = 1;
415 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
416 "Invalid frame width");
422 vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
423 "Invalid frame height");
426 if (vp8_alloc_frame_buffers(pc, pc->Width, pc->Height))
427 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
428 "Failed to allocate frame buffers");
430 xd->pre = pc->yv12_fb[pc->lst_fb_idx];
431 xd->dst = pc->yv12_fb[pc->new_fb_idx];
433 #if CONFIG_MULTITHREAD
434 for (i = 0; i < pbi->allocated_decoding_thread_count; i++)
436 pbi->mb_row_di[i].mbd.dst = pc->yv12_fb[pc->new_fb_idx];
437 vp8_build_block_doffsets(&pbi->mb_row_di[i].mbd);
440 vp8_build_block_doffsets(&pbi->mb);
442 /* allocate memory for last frame MODE_INFO array */
443 #if CONFIG_ERROR_CONCEALMENT
447 /* old prev_mip was released by vp8_de_alloc_frame_buffers()
448 * called in vp8_alloc_frame_buffers() */
449 pc->prev_mip = vpx_calloc(
450 (pc->mb_cols + 1) * (pc->mb_rows + 1),
455 vp8_de_alloc_frame_buffers(pc);
456 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
458 "last frame MODE_INFO array");
461 pc->prev_mi = pc->prev_mip + pc->mode_info_stride + 1;
463 if (vp8_alloc_overlap_lists(pbi))
464 vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
465 "Failed to allocate overlap lists "
466 "for error concealment");
471 #if CONFIG_MULTITHREAD
472 if (pbi->b_multithreaded_rd)
473 vp8mt_alloc_temp_buffers(pbi, pc->Width, prev_mb_rows);
479 pbi->common.error.setjmp = 0;
481 /* required to get past the first get_free_fb() call */
482 pbi->common.fb_idx_ref_cnt[0] = 0;
485 /* update the pbi fragment data */
486 pbi->fragments = ctx->fragments;
488 ctx->user_priv = user_priv;
489 if (vp8dx_receive_compressed_data(pbi, data_sz, data, deadline))
491 res = update_error_state(ctx, &pbi->common.error);
494 /* get ready for the next series of fragments */
495 ctx->fragments.count = 0;
501 static vpx_image_t *vp8_get_frame(vpx_codec_alg_priv_t *ctx,
502 vpx_codec_iter_t *iter)
504 vpx_image_t *img = NULL;
506 /* iter acts as a flip flop, so an image is only returned on the first
509 if (!(*iter) && ctx->yv12_frame_buffers.pbi[0])
511 YV12_BUFFER_CONFIG sd;
512 int64_t time_stamp = 0, time_end_stamp = 0;
513 vp8_ppflags_t flags = {0};
515 if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
517 flags.post_proc_flag= ctx->postproc_cfg.post_proc_flag
518 #if CONFIG_POSTPROC_VISUALIZER
520 | ((ctx->dbg_color_ref_frame_flag != 0) ? VP8D_DEBUG_CLR_FRM_REF_BLKS : 0)
521 | ((ctx->dbg_color_mb_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
522 | ((ctx->dbg_color_b_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
523 | ((ctx->dbg_display_mv_flag != 0) ? VP8D_DEBUG_DRAW_MV : 0)
526 flags.deblocking_level = ctx->postproc_cfg.deblocking_level;
527 flags.noise_level = ctx->postproc_cfg.noise_level;
528 #if CONFIG_POSTPROC_VISUALIZER
529 flags.display_ref_frame_flag= ctx->dbg_color_ref_frame_flag;
530 flags.display_mb_modes_flag = ctx->dbg_color_mb_modes_flag;
531 flags.display_b_modes_flag = ctx->dbg_color_b_modes_flag;
532 flags.display_mv_flag = ctx->dbg_display_mv_flag;
536 if (0 == vp8dx_get_raw_frame(ctx->yv12_frame_buffers.pbi[0], &sd,
537 &time_stamp, &time_end_stamp, &flags))
539 yuvconfig2image(&ctx->img, &sd, ctx->user_priv);
549 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
550 YV12_BUFFER_CONFIG *yv12)
552 vpx_codec_err_t res = VPX_CODEC_OK;
553 yv12->y_buffer = img->planes[VPX_PLANE_Y];
554 yv12->u_buffer = img->planes[VPX_PLANE_U];
555 yv12->v_buffer = img->planes[VPX_PLANE_V];
557 yv12->y_crop_width = img->d_w;
558 yv12->y_crop_height = img->d_h;
559 yv12->y_width = img->d_w;
560 yv12->y_height = img->d_h;
561 yv12->uv_width = yv12->y_width / 2;
562 yv12->uv_height = yv12->y_height / 2;
564 yv12->y_stride = img->stride[VPX_PLANE_Y];
565 yv12->uv_stride = img->stride[VPX_PLANE_U];
567 yv12->border = (img->stride[VPX_PLANE_Y] - img->d_w) / 2;
572 static vpx_codec_err_t vp8_set_reference(vpx_codec_alg_priv_t *ctx,
577 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
579 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
581 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
582 YV12_BUFFER_CONFIG sd;
584 image2yuvconfig(&frame->img, &sd);
586 return vp8dx_set_reference(ctx->yv12_frame_buffers.pbi[0],
587 frame->frame_type, &sd);
590 return VPX_CODEC_INVALID_PARAM;
594 static vpx_codec_err_t vp8_get_reference(vpx_codec_alg_priv_t *ctx,
599 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
601 if (data && !ctx->yv12_frame_buffers.use_frame_threads)
603 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
604 YV12_BUFFER_CONFIG sd;
606 image2yuvconfig(&frame->img, &sd);
608 return vp8dx_get_reference(ctx->yv12_frame_buffers.pbi[0],
609 frame->frame_type, &sd);
612 return VPX_CODEC_INVALID_PARAM;
616 static vpx_codec_err_t vp8_set_postproc(vpx_codec_alg_priv_t *ctx,
621 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
625 ctx->postproc_cfg_set = 1;
626 ctx->postproc_cfg = *((vp8_postproc_cfg_t *)data);
630 return VPX_CODEC_INVALID_PARAM;
633 return VPX_CODEC_INCAPABLE;
637 static vpx_codec_err_t vp8_set_dbg_options(vpx_codec_alg_priv_t *ctx,
641 #if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
642 int data = va_arg(args, int);
644 #define MAP(id, var) case id: var = data; break;
648 MAP (VP8_SET_DBG_COLOR_REF_FRAME, ctx->dbg_color_ref_frame_flag);
649 MAP (VP8_SET_DBG_COLOR_MB_MODES, ctx->dbg_color_mb_modes_flag);
650 MAP (VP8_SET_DBG_COLOR_B_MODES, ctx->dbg_color_b_modes_flag);
651 MAP (VP8_SET_DBG_DISPLAY_MV, ctx->dbg_display_mv_flag);
656 return VPX_CODEC_INCAPABLE;
660 static vpx_codec_err_t vp8_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
664 int *update_info = va_arg(args, int *);
666 if (update_info && !ctx->yv12_frame_buffers.use_frame_threads)
668 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
670 *update_info = pbi->common.refresh_alt_ref_frame * (int) VP8_ALTR_FRAME
671 + pbi->common.refresh_golden_frame * (int) VP8_GOLD_FRAME
672 + pbi->common.refresh_last_frame * (int) VP8_LAST_FRAME;
677 return VPX_CODEC_INVALID_PARAM;
680 extern int vp8dx_references_buffer( VP8_COMMON *oci, int ref_frame );
681 static vpx_codec_err_t vp8_get_last_ref_frame(vpx_codec_alg_priv_t *ctx,
685 int *ref_info = va_arg(args, int *);
687 if (ref_info && !ctx->yv12_frame_buffers.use_frame_threads)
689 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
690 VP8_COMMON *oci = &pbi->common;
692 (vp8dx_references_buffer( oci, ALTREF_FRAME )?VP8_ALTR_FRAME:0) |
693 (vp8dx_references_buffer( oci, GOLDEN_FRAME )?VP8_GOLD_FRAME:0) |
694 (vp8dx_references_buffer( oci, LAST_FRAME )?VP8_LAST_FRAME:0);
699 return VPX_CODEC_INVALID_PARAM;
702 static vpx_codec_err_t vp8_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
707 int *corrupted = va_arg(args, int *);
708 VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
710 if (corrupted && pbi)
712 *corrupted = pbi->common.frame_to_show->corrupted;
717 return VPX_CODEC_INVALID_PARAM;
721 static vpx_codec_err_t vp8_set_decryptor(vpx_codec_alg_priv_t *ctx,
725 vp8_decrypt_init *init = va_arg(args, vp8_decrypt_init *);
729 ctx->decrypt_cb = init->decrypt_cb;
730 ctx->decrypt_state = init->decrypt_state;
734 ctx->decrypt_cb = NULL;
735 ctx->decrypt_state = NULL;
740 vpx_codec_ctrl_fn_map_t vp8_ctf_maps[] =
742 {VP8_SET_REFERENCE, vp8_set_reference},
743 {VP8_COPY_REFERENCE, vp8_get_reference},
744 {VP8_SET_POSTPROC, vp8_set_postproc},
745 {VP8_SET_DBG_COLOR_REF_FRAME, vp8_set_dbg_options},
746 {VP8_SET_DBG_COLOR_MB_MODES, vp8_set_dbg_options},
747 {VP8_SET_DBG_COLOR_B_MODES, vp8_set_dbg_options},
748 {VP8_SET_DBG_DISPLAY_MV, vp8_set_dbg_options},
749 {VP8D_GET_LAST_REF_UPDATES, vp8_get_last_ref_updates},
750 {VP8D_GET_FRAME_CORRUPTED, vp8_get_frame_corrupted},
751 {VP8D_GET_LAST_REF_USED, vp8_get_last_ref_frame},
752 {VP8D_SET_DECRYPTOR, vp8_set_decryptor},
757 #ifndef VERSION_STRING
758 #define VERSION_STRING
760 CODEC_INTERFACE(vpx_codec_vp8_dx) =
762 "WebM Project VP8 Decoder" VERSION_STRING,
763 VPX_CODEC_INTERNAL_ABI_VERSION,
764 VPX_CODEC_CAP_DECODER | VP8_CAP_POSTPROC | VP8_CAP_ERROR_CONCEALMENT |
765 VPX_CODEC_CAP_INPUT_FRAGMENTS,
766 /* vpx_codec_caps_t caps; */
767 vp8_init, /* vpx_codec_init_fn_t init; */
768 vp8_destroy, /* vpx_codec_destroy_fn_t destroy; */
769 vp8_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
770 NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */
771 NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */
773 vp8_peek_si, /* vpx_codec_peek_si_fn_t peek_si; */
774 vp8_get_si, /* vpx_codec_get_si_fn_t get_si; */
775 vp8_decode, /* vpx_codec_decode_fn_t decode; */
776 vp8_get_frame, /* vpx_codec_frame_get_fn_t frame_get; */
779 { /* encoder functions */