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vpx/vp9/vp9_dx_iface.c

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/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include <stdlib.h>
#include <string.h>
#include "vpx/vpx_decoder.h"
#include "vpx/vp8dx.h"
#include "vpx/internal/vpx_codec_internal.h"
#include "./vpx_version.h"
#include "vp9/common/vp9_frame_buffers.h"
#include "vp9/decoder/vp9_onyxd.h"
#include "vp9/decoder/vp9_onyxd_int.h"
#include "vp9/decoder/vp9_read_bit_buffer.h"
#include "vp9/vp9_iface_common.h"
#define VP9_CAP_POSTPROC (CONFIG_VP9_POSTPROC ? VPX_CODEC_CAP_POSTPROC : 0)
typedef vpx_codec_stream_info_t vp9_stream_info_t;
/* Structures for handling memory allocations */
typedef enum {
VP9_SEG_ALG_PRIV = 256,
VP9_SEG_MAX
} mem_seg_id_t;
#define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
static unsigned long priv_sz(const vpx_codec_dec_cfg_t *si,
vpx_codec_flags_t flags);
static const mem_req_t vp9_mem_req_segs[] = {
{VP9_SEG_ALG_PRIV, 0, 8, VPX_CODEC_MEM_ZERO, priv_sz},
{VP9_SEG_MAX, 0, 0, 0, NULL}
};
struct vpx_codec_alg_priv {
vpx_codec_priv_t base;
vpx_codec_mmap_t mmaps[NELEMENTS(vp9_mem_req_segs) - 1];
vpx_codec_dec_cfg_t cfg;
vp9_stream_info_t si;
int defer_alloc;
int decoder_init;
VP9D_PTR pbi;
int postproc_cfg_set;
vp8_postproc_cfg_t postproc_cfg;
#if CONFIG_POSTPROC_VISUALIZER
unsigned int dbg_postproc_flag;
int dbg_color_ref_frame_flag;
int dbg_color_mb_modes_flag;
int dbg_color_b_modes_flag;
int dbg_display_mv_flag;
#endif
vpx_image_t img;
int img_setup;
int img_avail;
int invert_tile_order;
};
static unsigned long priv_sz(const vpx_codec_dec_cfg_t *si,
vpx_codec_flags_t flags) {
/* Although this declaration is constant, we can't use it in the requested
* segments list because we want to define the requested segments list
* before defining the private type (so that the number of memory maps is
* known)
*/
(void)si;
return sizeof(vpx_codec_alg_priv_t);
}
static void vp9_init_ctx(vpx_codec_ctx_t *ctx, const vpx_codec_mmap_t *mmap) {
int i;
ctx->priv = mmap->base;
ctx->priv->sz = sizeof(*ctx->priv);
ctx->priv->iface = ctx->iface;
ctx->priv->alg_priv = mmap->base;
for (i = 0; i < NELEMENTS(ctx->priv->alg_priv->mmaps); i++)
ctx->priv->alg_priv->mmaps[i].id = vp9_mem_req_segs[i].id;
ctx->priv->alg_priv->mmaps[0] = *mmap;
ctx->priv->alg_priv->si.sz = sizeof(ctx->priv->alg_priv->si);
ctx->priv->init_flags = ctx->init_flags;
if (ctx->config.dec) {
/* Update the reference to the config structure to an internal copy. */
ctx->priv->alg_priv->cfg = *ctx->config.dec;
ctx->config.dec = &ctx->priv->alg_priv->cfg;
}
}
static void vp9_finalize_mmaps(vpx_codec_alg_priv_t *ctx) {
/* nothing to clean up */
}
static vpx_codec_err_t vp9_init(vpx_codec_ctx_t *ctx,
vpx_codec_priv_enc_mr_cfg_t *data) {
vpx_codec_err_t res = VPX_CODEC_OK;
// This function only allocates space for the vpx_codec_alg_priv_t
// structure. More memory may be required at the time the stream
// information becomes known.
if (!ctx->priv) {
vpx_codec_mmap_t mmap;
mmap.id = vp9_mem_req_segs[0].id;
mmap.sz = sizeof(vpx_codec_alg_priv_t);
mmap.align = vp9_mem_req_segs[0].align;
mmap.flags = vp9_mem_req_segs[0].flags;
res = vpx_mmap_alloc(&mmap);
if (!res) {
vp9_init_ctx(ctx, &mmap);
ctx->priv->alg_priv->defer_alloc = 1;
}
}
return res;
}
static vpx_codec_err_t vp9_destroy(vpx_codec_alg_priv_t *ctx) {
int i;
vp9_remove_decompressor(ctx->pbi);
for (i = NELEMENTS(ctx->mmaps) - 1; i >= 0; i--) {
if (ctx->mmaps[i].dtor)
ctx->mmaps[i].dtor(&ctx->mmaps[i]);
}
return VPX_CODEC_OK;
}
static vpx_codec_err_t vp9_peek_si(const uint8_t *data, unsigned int data_sz,
vpx_codec_stream_info_t *si) {
if (data_sz <= 8) return VPX_CODEC_UNSUP_BITSTREAM;
if (data + data_sz <= data) return VPX_CODEC_INVALID_PARAM;
si->is_kf = 0;
si->w = si->h = 0;
{
struct vp9_read_bit_buffer rb = { data, data + data_sz, 0, NULL, NULL };
const int frame_marker = vp9_rb_read_literal(&rb, 2);
const int version = vp9_rb_read_bit(&rb);
(void) vp9_rb_read_bit(&rb); // unused version bit
if (frame_marker != VP9_FRAME_MARKER)
return VPX_CODEC_UNSUP_BITSTREAM;
#if CONFIG_NON420
if (version > 1) return VPX_CODEC_UNSUP_BITSTREAM;
#else
if (version != 0) return VPX_CODEC_UNSUP_BITSTREAM;
#endif
if (vp9_rb_read_bit(&rb)) { // show an existing frame
return VPX_CODEC_OK;
}
si->is_kf = !vp9_rb_read_bit(&rb);
if (si->is_kf) {
const int sRGB = 7;
int colorspace;
rb.bit_offset += 1; // show frame
rb.bit_offset += 1; // error resilient
if (vp9_rb_read_literal(&rb, 8) != VP9_SYNC_CODE_0 ||
vp9_rb_read_literal(&rb, 8) != VP9_SYNC_CODE_1 ||
vp9_rb_read_literal(&rb, 8) != VP9_SYNC_CODE_2) {
return VPX_CODEC_UNSUP_BITSTREAM;
}
colorspace = vp9_rb_read_literal(&rb, 3);
if (colorspace != sRGB) {
rb.bit_offset += 1; // [16,235] (including xvycc) vs [0,255] range
if (version == 1) {
rb.bit_offset += 2; // subsampling x/y
rb.bit_offset += 1; // has extra plane
}
} else {
if (version == 1) {
rb.bit_offset += 1; // has extra plane
} else {
// RGB is only available in version 1
return VPX_CODEC_UNSUP_BITSTREAM;
}
}
// TODO(jzern): these are available on non-keyframes in intra only mode.
si->w = vp9_rb_read_literal(&rb, 16) + 1;
si->h = vp9_rb_read_literal(&rb, 16) + 1;
}
}
return VPX_CODEC_OK;
}
static vpx_codec_err_t vp9_get_si(vpx_codec_alg_priv_t *ctx,
vpx_codec_stream_info_t *si) {
const size_t sz = (si->sz >= sizeof(vp9_stream_info_t))
? sizeof(vp9_stream_info_t)
: sizeof(vpx_codec_stream_info_t);
memcpy(si, &ctx->si, sz);
si->sz = sz;
return VPX_CODEC_OK;
}
static vpx_codec_err_t update_error_state(vpx_codec_alg_priv_t *ctx,
const struct vpx_internal_error_info *error) {
if (error->error_code)
ctx->base.err_detail = error->has_detail ? error->detail : NULL;
return error->error_code;
}
static vpx_codec_err_t decode_one(vpx_codec_alg_priv_t *ctx,
const uint8_t **data, unsigned int data_sz,
void *user_priv, int64_t deadline) {
vpx_codec_err_t res = VPX_CODEC_OK;
ctx->img_avail = 0;
/* Determine the stream parameters. Note that we rely on peek_si to
* validate that we have a buffer that does not wrap around the top
* of the heap.
*/
if (!ctx->si.h)
res = ctx->base.iface->dec.peek_si(*data, data_sz, &ctx->si);
/* Perform deferred allocations, if required */
if (!res && ctx->defer_alloc) {
int i;
for (i = 1; !res && i < NELEMENTS(ctx->mmaps); i++) {
vpx_codec_dec_cfg_t cfg;
cfg.w = ctx->si.w;
cfg.h = ctx->si.h;
ctx->mmaps[i].id = vp9_mem_req_segs[i].id;
ctx->mmaps[i].sz = vp9_mem_req_segs[i].sz;
ctx->mmaps[i].align = vp9_mem_req_segs[i].align;
ctx->mmaps[i].flags = vp9_mem_req_segs[i].flags;
if (!ctx->mmaps[i].sz)
ctx->mmaps[i].sz = vp9_mem_req_segs[i].calc_sz(&cfg,
ctx->base.init_flags);
res = vpx_mmap_alloc(&ctx->mmaps[i]);
}
if (!res)
vp9_finalize_mmaps(ctx);
ctx->defer_alloc = 0;
}
/* Initialize the decoder instance on the first frame*/
if (!res && !ctx->decoder_init) {
res = vpx_validate_mmaps(&ctx->si, ctx->mmaps,
vp9_mem_req_segs, NELEMENTS(vp9_mem_req_segs),
ctx->base.init_flags);
if (!res) {
VP9D_CONFIG oxcf;
VP9D_PTR optr;
vp9_initialize_dec();
oxcf.width = ctx->si.w;
oxcf.height = ctx->si.h;
oxcf.version = 9;
oxcf.postprocess = 0;
oxcf.max_threads = ctx->cfg.threads;
oxcf.inv_tile_order = ctx->invert_tile_order;
optr = vp9_create_decompressor(&oxcf);
// If postprocessing was enabled by the application and a
// configuration has not been provided, default it.
if (!ctx->postproc_cfg_set &&
(ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)) {
ctx->postproc_cfg.post_proc_flag = VP8_DEBLOCK | VP8_DEMACROBLOCK;
ctx->postproc_cfg.deblocking_level = 4;
ctx->postproc_cfg.noise_level = 0;
}
if (!optr) {
res = VPX_CODEC_ERROR;
} else {
VP9D_COMP *const pbi = (VP9D_COMP*)optr;
VP9_COMMON *const cm = &pbi->common;
cm->get_fb_cb = vp9_get_frame_buffer;
cm->release_fb_cb = vp9_release_frame_buffer;
if (vp9_alloc_internal_frame_buffers(&cm->int_frame_buffers))
vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
"Failed to initialize internal frame buffers");
cm->cb_priv = &cm->int_frame_buffers;
ctx->pbi = optr;
}
}
ctx->decoder_init = 1;
}
if (!res && ctx->pbi) {
YV12_BUFFER_CONFIG sd;
int64_t time_stamp = 0, time_end_stamp = 0;
vp9_ppflags_t flags = {0};
if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC) {
flags.post_proc_flag =
#if CONFIG_POSTPROC_VISUALIZER
(ctx->dbg_color_ref_frame_flag ? VP9D_DEBUG_CLR_FRM_REF_BLKS : 0) |
(ctx->dbg_color_mb_modes_flag ? VP9D_DEBUG_CLR_BLK_MODES : 0) |
(ctx->dbg_color_b_modes_flag ? VP9D_DEBUG_CLR_BLK_MODES : 0) |
(ctx->dbg_display_mv_flag ? VP9D_DEBUG_DRAW_MV : 0) |
#endif
ctx->postproc_cfg.post_proc_flag;
flags.deblocking_level = ctx->postproc_cfg.deblocking_level;
flags.noise_level = ctx->postproc_cfg.noise_level;
#if CONFIG_POSTPROC_VISUALIZER
flags.display_ref_frame_flag = ctx->dbg_color_ref_frame_flag;
flags.display_mb_modes_flag = ctx->dbg_color_mb_modes_flag;
flags.display_b_modes_flag = ctx->dbg_color_b_modes_flag;
flags.display_mv_flag = ctx->dbg_display_mv_flag;
#endif
}
if (vp9_receive_compressed_data(ctx->pbi, data_sz, data, deadline)) {
VP9D_COMP *pbi = (VP9D_COMP*)ctx->pbi;
res = update_error_state(ctx, &pbi->common.error);
}
if (!res && 0 == vp9_get_raw_frame(ctx->pbi, &sd, &time_stamp,
&time_end_stamp, &flags)) {
yuvconfig2image(&ctx->img, &sd, user_priv);
ctx->img_avail = 1;
}
}
return res;
}
static void parse_superframe_index(const uint8_t *data, size_t data_sz,
uint32_t sizes[8], int *count) {
uint8_t marker;
assert(data_sz);
marker = data[data_sz - 1];
*count = 0;
if ((marker & 0xe0) == 0xc0) {
const uint32_t frames = (marker & 0x7) + 1;
const uint32_t mag = ((marker >> 3) & 0x3) + 1;
const size_t index_sz = 2 + mag * frames;
if (data_sz >= index_sz && data[data_sz - index_sz] == marker) {
// found a valid superframe index
uint32_t i, j;
const uint8_t *x = data + data_sz - index_sz + 1;
for (i = 0; i < frames; i++) {
uint32_t this_sz = 0;
for (j = 0; j < mag; j++)
this_sz |= (*x++) << (j * 8);
sizes[i] = this_sz;
}
*count = frames;
}
}
}
static vpx_codec_err_t vp9_decode(vpx_codec_alg_priv_t *ctx,
const uint8_t *data,
unsigned int data_sz,
void *user_priv,
long deadline) {
const uint8_t *data_start = data;
const uint8_t *data_end = data + data_sz;
vpx_codec_err_t res = 0;
uint32_t sizes[8];
int frames_this_pts, frame_count = 0;
if (data == NULL || data_sz == 0) return VPX_CODEC_INVALID_PARAM;
parse_superframe_index(data, data_sz, sizes, &frames_this_pts);
do {
// Skip over the superframe index, if present
if (data_sz && (*data_start & 0xe0) == 0xc0) {
const uint8_t marker = *data_start;
const uint32_t frames = (marker & 0x7) + 1;
const uint32_t mag = ((marker >> 3) & 0x3) + 1;
const uint32_t index_sz = 2 + mag * frames;
if (data_sz >= index_sz && data_start[index_sz - 1] == marker) {
data_start += index_sz;
data_sz -= index_sz;
if (data_start < data_end)
continue;
else
break;
}
}
// Use the correct size for this frame, if an index is present.
if (frames_this_pts) {
uint32_t this_sz = sizes[frame_count];
if (data_sz < this_sz) {
ctx->base.err_detail = "Invalid frame size in index";
return VPX_CODEC_CORRUPT_FRAME;
}
data_sz = this_sz;
frame_count++;
}
res = decode_one(ctx, &data_start, data_sz, user_priv, deadline);
assert(data_start >= data);
assert(data_start <= data_end);
/* Early exit if there was a decode error */
if (res)
break;
/* Account for suboptimal termination by the encoder. */
while (data_start < data_end && *data_start == 0)
data_start++;
data_sz = data_end - data_start;
} while (data_start < data_end);
return res;
}
static vpx_image_t *vp9_get_frame(vpx_codec_alg_priv_t *ctx,
vpx_codec_iter_t *iter) {
vpx_image_t *img = NULL;
if (ctx->img_avail) {
/* iter acts as a flip flop, so an image is only returned on the first
* call to get_frame.
*/
if (!(*iter)) {
img = &ctx->img;
*iter = img;
}
}
ctx->img_avail = 0;
return img;
}
static vpx_codec_err_t vp9_xma_get_mmap(const vpx_codec_ctx_t *ctx,
vpx_codec_mmap_t *mmap,
vpx_codec_iter_t *iter) {
vpx_codec_err_t res;
const mem_req_t *seg_iter = *iter;
/* Get address of next segment request */
do {
if (!seg_iter)
seg_iter = vp9_mem_req_segs;
else if (seg_iter->id != VP9_SEG_MAX)
seg_iter++;
*iter = (vpx_codec_iter_t)seg_iter;
if (seg_iter->id != VP9_SEG_MAX) {
mmap->id = seg_iter->id;
mmap->sz = seg_iter->sz;
mmap->align = seg_iter->align;
mmap->flags = seg_iter->flags;
if (!seg_iter->sz)
mmap->sz = seg_iter->calc_sz(ctx->config.dec, ctx->init_flags);
res = VPX_CODEC_OK;
} else {
res = VPX_CODEC_LIST_END;
}
} while (!mmap->sz && res != VPX_CODEC_LIST_END);
return res;
}
static vpx_codec_err_t vp9_xma_set_mmap(vpx_codec_ctx_t *ctx,
const vpx_codec_mmap_t *mmap) {
vpx_codec_err_t res = VPX_CODEC_MEM_ERROR;
int i, done;
if (!ctx->priv) {
if (mmap->id == VP9_SEG_ALG_PRIV) {
if (!ctx->priv) {
vp9_init_ctx(ctx, mmap);
res = VPX_CODEC_OK;
}
}
}
done = 1;
if (!res && ctx->priv->alg_priv) {
for (i = 0; i < NELEMENTS(ctx->priv->alg_priv->mmaps); i++) {
if (ctx->priv->alg_priv->mmaps[i].id == mmap->id)
if (!ctx->priv->alg_priv->mmaps[i].base) {
ctx->priv->alg_priv->mmaps[i] = *mmap;
res = VPX_CODEC_OK;
}
done &= (ctx->priv->alg_priv->mmaps[i].base != NULL);
}
}
if (done && !res) {
vp9_finalize_mmaps(ctx->priv->alg_priv);
res = ctx->iface->init(ctx, NULL);
}
return res;
}
static vpx_codec_err_t set_reference(vpx_codec_alg_priv_t *ctx, int ctr_id,
va_list args) {
vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
if (data) {
vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
YV12_BUFFER_CONFIG sd;
image2yuvconfig(&frame->img, &sd);
return vp9_set_reference_dec(ctx->pbi,
(VP9_REFFRAME)frame->frame_type, &sd);
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
static vpx_codec_err_t copy_reference(vpx_codec_alg_priv_t *ctx, int ctr_id,
va_list args) {
vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
if (data) {
vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
YV12_BUFFER_CONFIG sd;
image2yuvconfig(&frame->img, &sd);
return vp9_copy_reference_dec(ctx->pbi,
(VP9_REFFRAME)frame->frame_type, &sd);
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
static vpx_codec_err_t get_reference(vpx_codec_alg_priv_t *ctx, int ctr_id,
va_list args) {
vp9_ref_frame_t *data = va_arg(args, vp9_ref_frame_t *);
if (data) {
YV12_BUFFER_CONFIG* fb;
vp9_get_reference_dec(ctx->pbi, data->idx, &fb);
yuvconfig2image(&data->img, fb, NULL);
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
static vpx_codec_err_t set_postproc(vpx_codec_alg_priv_t *ctx, int ctr_id,
va_list args) {
#if CONFIG_VP9_POSTPROC
vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
if (data) {
ctx->postproc_cfg_set = 1;
ctx->postproc_cfg = *((vp8_postproc_cfg_t *)data);
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
#else
return VPX_CODEC_INCAPABLE;
#endif
}
static vpx_codec_err_t set_dbg_options(vpx_codec_alg_priv_t *ctx, int ctrl_id,
va_list args) {
#if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
int data = va_arg(args, int);
#define MAP(id, var) case id: var = data; break;
switch (ctrl_id) {
MAP(VP8_SET_DBG_COLOR_REF_FRAME, ctx->dbg_color_ref_frame_flag);
MAP(VP8_SET_DBG_COLOR_MB_MODES, ctx->dbg_color_mb_modes_flag);
MAP(VP8_SET_DBG_COLOR_B_MODES, ctx->dbg_color_b_modes_flag);
MAP(VP8_SET_DBG_DISPLAY_MV, ctx->dbg_display_mv_flag);
}
return VPX_CODEC_OK;
#else
return VPX_CODEC_INCAPABLE;
#endif
}
static vpx_codec_err_t get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
int ctrl_id, va_list args) {
int *update_info = va_arg(args, int *);
VP9D_COMP *pbi = (VP9D_COMP*)ctx->pbi;
if (update_info) {
*update_info = pbi->refresh_frame_flags;
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
static vpx_codec_err_t get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
int ctrl_id, va_list args) {
int *corrupted = va_arg(args, int *);
if (corrupted) {
VP9D_COMP *pbi = (VP9D_COMP*)ctx->pbi;
if (pbi)
*corrupted = pbi->common.frame_to_show->corrupted;
else
return VPX_CODEC_ERROR;
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
static vpx_codec_err_t get_display_size(vpx_codec_alg_priv_t *ctx,
int ctrl_id, va_list args) {
int *const display_size = va_arg(args, int *);
if (display_size) {
const VP9D_COMP *const pbi = (VP9D_COMP*)ctx->pbi;
if (pbi) {
display_size[0] = pbi->common.display_width;
display_size[1] = pbi->common.display_height;
} else {
return VPX_CODEC_ERROR;
}
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
static vpx_codec_err_t set_invert_tile_order(vpx_codec_alg_priv_t *ctx,
int ctr_id,
va_list args) {
ctx->invert_tile_order = va_arg(args, int);
return VPX_CODEC_OK;
}
static vpx_codec_ctrl_fn_map_t ctf_maps[] = {
{VP8_SET_REFERENCE, set_reference},
{VP8_COPY_REFERENCE, copy_reference},
{VP8_SET_POSTPROC, set_postproc},
{VP8_SET_DBG_COLOR_REF_FRAME, set_dbg_options},
{VP8_SET_DBG_COLOR_MB_MODES, set_dbg_options},
{VP8_SET_DBG_COLOR_B_MODES, set_dbg_options},
{VP8_SET_DBG_DISPLAY_MV, set_dbg_options},
{VP8D_GET_LAST_REF_UPDATES, get_last_ref_updates},
{VP8D_GET_FRAME_CORRUPTED, get_frame_corrupted},
{VP9_GET_REFERENCE, get_reference},
{VP9D_GET_DISPLAY_SIZE, get_display_size},
{VP9_INVERT_TILE_DECODE_ORDER, set_invert_tile_order},
{ -1, NULL},
};
#ifndef VERSION_STRING
#define VERSION_STRING
#endif
CODEC_INTERFACE(vpx_codec_vp9_dx) = {
"WebM Project VP9 Decoder" VERSION_STRING,
VPX_CODEC_INTERNAL_ABI_VERSION,
VPX_CODEC_CAP_DECODER | VP9_CAP_POSTPROC,
/* vpx_codec_caps_t caps; */
vp9_init, /* vpx_codec_init_fn_t init; */
vp9_destroy, /* vpx_codec_destroy_fn_t destroy; */
ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
vp9_xma_get_mmap, /* vpx_codec_get_mmap_fn_t get_mmap; */
vp9_xma_set_mmap, /* vpx_codec_set_mmap_fn_t set_mmap; */
{ // NOLINT
vp9_peek_si, /* vpx_codec_peek_si_fn_t peek_si; */
vp9_get_si, /* vpx_codec_get_si_fn_t get_si; */
vp9_decode, /* vpx_codec_decode_fn_t decode; */
vp9_get_frame, /* vpx_codec_frame_get_fn_t frame_get; */
},
{ // NOLINT
/* encoder functions */
NOT_IMPLEMENTED,
NOT_IMPLEMENTED,
NOT_IMPLEMENTED,
NOT_IMPLEMENTED,
NOT_IMPLEMENTED,
NOT_IMPLEMENTED
}
};
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