636 lines
19 KiB
C
636 lines
19 KiB
C
/*
|
|
* 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_version.h"
|
|
|
|
#include "vpx/internal/vpx_codec_internal.h"
|
|
#include "vpx/vp8dx.h"
|
|
#include "vpx/vpx_decoder.h"
|
|
|
|
#include "vp9/common/vp9_frame_buffers.h"
|
|
|
|
#include "vp9/decoder/vp9_decoder.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;
|
|
|
|
struct vpx_codec_alg_priv {
|
|
vpx_codec_priv_t base;
|
|
vpx_codec_dec_cfg_t cfg;
|
|
vp9_stream_info_t si;
|
|
struct VP9Decoder *pbi;
|
|
int postproc_cfg_set;
|
|
vp8_postproc_cfg_t postproc_cfg;
|
|
vpx_decrypt_cb decrypt_cb;
|
|
void *decrypt_state;
|
|
vpx_image_t img;
|
|
int img_avail;
|
|
int invert_tile_order;
|
|
|
|
// External frame buffer info to save for VP9 common.
|
|
void *ext_priv; // Private data associated with the external frame buffers.
|
|
vpx_get_frame_buffer_cb_fn_t get_ext_fb_cb;
|
|
vpx_release_frame_buffer_cb_fn_t release_ext_fb_cb;
|
|
};
|
|
|
|
static vpx_codec_err_t decoder_init(vpx_codec_ctx_t *ctx,
|
|
vpx_codec_priv_enc_mr_cfg_t *data) {
|
|
// 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_alg_priv_t *alg_priv = vpx_memalign(32, sizeof(*alg_priv));
|
|
if (alg_priv == NULL)
|
|
return VPX_CODEC_MEM_ERROR;
|
|
|
|
vp9_zero(*alg_priv);
|
|
|
|
ctx->priv = (vpx_codec_priv_t *)alg_priv;
|
|
ctx->priv->sz = sizeof(*ctx->priv);
|
|
ctx->priv->iface = ctx->iface;
|
|
ctx->priv->alg_priv = alg_priv;
|
|
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;
|
|
}
|
|
}
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
static vpx_codec_err_t decoder_destroy(vpx_codec_alg_priv_t *ctx) {
|
|
if (ctx->pbi) {
|
|
vp9_decoder_remove(ctx->pbi);
|
|
ctx->pbi = NULL;
|
|
}
|
|
|
|
vpx_free(ctx);
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
static vpx_codec_err_t decoder_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) {
|
|
uint8_t clear_buffer[9];
|
|
|
|
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;
|
|
|
|
if (decrypt_cb) {
|
|
data_sz = MIN(sizeof(clear_buffer), data_sz);
|
|
decrypt_cb(decrypt_state, data, clear_buffer, data_sz);
|
|
data = clear_buffer;
|
|
}
|
|
|
|
{
|
|
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 (version > 1) return VPX_CODEC_UNSUP_BITSTREAM;
|
|
|
|
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 decoder_peek_si(const uint8_t *data,
|
|
unsigned int data_sz,
|
|
vpx_codec_stream_info_t *si) {
|
|
return decoder_peek_si_internal(data, data_sz, si, NULL, NULL);
|
|
}
|
|
|
|
static vpx_codec_err_t decoder_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 = (unsigned int)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 void init_buffer_callbacks(vpx_codec_alg_priv_t *ctx) {
|
|
VP9_COMMON *const cm = &ctx->pbi->common;
|
|
|
|
cm->new_fb_idx = -1;
|
|
|
|
if (ctx->get_ext_fb_cb != NULL && ctx->release_ext_fb_cb != NULL) {
|
|
cm->get_fb_cb = ctx->get_ext_fb_cb;
|
|
cm->release_fb_cb = ctx->release_ext_fb_cb;
|
|
cm->cb_priv = ctx->ext_priv;
|
|
} else {
|
|
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;
|
|
}
|
|
}
|
|
|
|
static void set_default_ppflags(vp8_postproc_cfg_t *cfg) {
|
|
cfg->post_proc_flag = VP8_DEBLOCK | VP8_DEMACROBLOCK;
|
|
cfg->deblocking_level = 4;
|
|
cfg->noise_level = 0;
|
|
}
|
|
|
|
static void set_ppflags(const vpx_codec_alg_priv_t *ctx,
|
|
vp9_ppflags_t *flags) {
|
|
flags->post_proc_flag =
|
|
ctx->postproc_cfg.post_proc_flag;
|
|
|
|
flags->deblocking_level = ctx->postproc_cfg.deblocking_level;
|
|
flags->noise_level = ctx->postproc_cfg.noise_level;
|
|
}
|
|
|
|
static void init_decoder(vpx_codec_alg_priv_t *ctx) {
|
|
ctx->pbi = vp9_decoder_create();
|
|
if (ctx->pbi == NULL)
|
|
return;
|
|
|
|
ctx->pbi->max_threads = ctx->cfg.threads;
|
|
ctx->pbi->inv_tile_order = ctx->invert_tile_order;
|
|
|
|
// 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))
|
|
set_default_ppflags(&ctx->postproc_cfg);
|
|
|
|
init_buffer_callbacks(ctx);
|
|
}
|
|
|
|
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) {
|
|
YV12_BUFFER_CONFIG sd = { 0 };
|
|
vp9_ppflags_t flags = {0};
|
|
VP9_COMMON *cm = NULL;
|
|
|
|
(void)deadline;
|
|
|
|
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) {
|
|
const vpx_codec_err_t res =
|
|
decoder_peek_si_internal(*data, data_sz, &ctx->si, ctx->decrypt_cb,
|
|
ctx->decrypt_state);
|
|
if (res != VPX_CODEC_OK)
|
|
return res;
|
|
}
|
|
|
|
// Initialize the decoder instance on the first frame
|
|
if (ctx->pbi == NULL) {
|
|
init_decoder(ctx);
|
|
if (ctx->pbi == NULL)
|
|
return VPX_CODEC_ERROR;
|
|
}
|
|
|
|
// Set these even if already initialized. The caller may have changed the
|
|
// decrypt config between frames.
|
|
ctx->pbi->decrypt_cb = ctx->decrypt_cb;
|
|
ctx->pbi->decrypt_state = ctx->decrypt_state;
|
|
|
|
cm = &ctx->pbi->common;
|
|
|
|
if (vp9_receive_compressed_data(ctx->pbi, data_sz, data))
|
|
return update_error_state(ctx, &cm->error);
|
|
|
|
if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
|
|
set_ppflags(ctx, &flags);
|
|
|
|
if (vp9_get_raw_frame(ctx->pbi, &sd, &flags))
|
|
return update_error_state(ctx, &cm->error);
|
|
|
|
yuvconfig2image(&ctx->img, &sd, user_priv);
|
|
ctx->img.fb_priv = cm->frame_bufs[cm->new_fb_idx].raw_frame_buffer.priv;
|
|
ctx->img_avail = 1;
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
static INLINE uint8_t read_marker(vpx_decrypt_cb decrypt_cb,
|
|
void *decrypt_state,
|
|
const uint8_t *data) {
|
|
if (decrypt_cb) {
|
|
uint8_t marker;
|
|
decrypt_cb(decrypt_state, data, &marker, 1);
|
|
return marker;
|
|
}
|
|
return *data;
|
|
}
|
|
|
|
static void parse_superframe_index(const uint8_t *data, size_t data_sz,
|
|
uint32_t sizes[8], int *count,
|
|
vpx_decrypt_cb decrypt_cb,
|
|
void *decrypt_state) {
|
|
uint8_t marker;
|
|
|
|
assert(data_sz);
|
|
marker = read_marker(decrypt_cb, decrypt_state, 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;
|
|
|
|
uint8_t marker2 = read_marker(decrypt_cb, decrypt_state,
|
|
data + data_sz - index_sz);
|
|
|
|
if (data_sz >= index_sz && marker2 == marker) {
|
|
// found a valid superframe index
|
|
uint32_t i, j;
|
|
const uint8_t *x = &data[data_sz - index_sz + 1];
|
|
|
|
// frames has a maximum of 8 and mag has a maximum of 4.
|
|
uint8_t clear_buffer[32];
|
|
assert(sizeof(clear_buffer) >= frames * mag);
|
|
if (decrypt_cb) {
|
|
decrypt_cb(decrypt_state, x, clear_buffer, frames * mag);
|
|
x = clear_buffer;
|
|
}
|
|
|
|
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 decode_one_iter(vpx_codec_alg_priv_t *ctx,
|
|
const uint8_t **data_start_ptr,
|
|
const uint8_t *data_end,
|
|
uint32_t frame_size, void *user_priv,
|
|
long deadline) {
|
|
const vpx_codec_err_t res = decode_one(ctx, data_start_ptr, frame_size,
|
|
user_priv, deadline);
|
|
if (res != VPX_CODEC_OK)
|
|
return res;
|
|
|
|
// Account for suboptimal termination by the encoder.
|
|
while (*data_start_ptr < data_end) {
|
|
const uint8_t marker = read_marker(ctx->decrypt_cb, ctx->decrypt_state,
|
|
*data_start_ptr);
|
|
if (marker)
|
|
break;
|
|
(*data_start_ptr)++;
|
|
}
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
static vpx_codec_err_t decoder_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 *const data_end = data + data_sz;
|
|
vpx_codec_err_t res;
|
|
uint32_t frame_sizes[8];
|
|
int frame_count;
|
|
|
|
if (data == NULL || data_sz == 0)
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
|
|
parse_superframe_index(data, data_sz, frame_sizes, &frame_count,
|
|
ctx->decrypt_cb, ctx->decrypt_state);
|
|
|
|
if (frame_count > 0) {
|
|
int i;
|
|
|
|
for (i = 0; i < frame_count; ++i) {
|
|
const uint32_t frame_size = frame_sizes[i];
|
|
if (data_start < data ||
|
|
frame_size > (uint32_t)(data_end - data_start)) {
|
|
ctx->base.err_detail = "Invalid frame size in index";
|
|
return VPX_CODEC_CORRUPT_FRAME;
|
|
}
|
|
|
|
res = decode_one_iter(ctx, &data_start, data_end, frame_size,
|
|
user_priv, deadline);
|
|
if (res != VPX_CODEC_OK)
|
|
return res;
|
|
}
|
|
} else {
|
|
while (data_start < data_end) {
|
|
res = decode_one_iter(ctx, &data_start, data_end,
|
|
(uint32_t)(data_end - data_start),
|
|
user_priv, deadline);
|
|
if (res != VPX_CODEC_OK)
|
|
return res;
|
|
}
|
|
}
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
static vpx_image_t *decoder_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 decoder_set_fb_fn(
|
|
vpx_codec_alg_priv_t *ctx,
|
|
vpx_get_frame_buffer_cb_fn_t cb_get,
|
|
vpx_release_frame_buffer_cb_fn_t cb_release, void *cb_priv) {
|
|
if (cb_get == NULL || cb_release == NULL) {
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
} else if (ctx->pbi == NULL) {
|
|
// If the decoder has already been initialized, do not accept changes to
|
|
// the frame buffer functions.
|
|
ctx->get_ext_fb_cb = cb_get;
|
|
ctx->release_ext_fb_cb = cb_release;
|
|
ctx->ext_priv = cb_priv;
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
return VPX_CODEC_ERROR;
|
|
}
|
|
|
|
static vpx_codec_err_t ctrl_set_reference(vpx_codec_alg_priv_t *ctx,
|
|
int ctr_id, va_list args) {
|
|
vpx_ref_frame_t *const data = va_arg(args, vpx_ref_frame_t *);
|
|
|
|
if (data) {
|
|
vpx_ref_frame_t *const frame = (vpx_ref_frame_t *)data;
|
|
YV12_BUFFER_CONFIG sd;
|
|
|
|
image2yuvconfig(&frame->img, &sd);
|
|
return vp9_set_reference_dec(&ctx->pbi->common,
|
|
(VP9_REFFRAME)frame->frame_type, &sd);
|
|
} else {
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
}
|
|
}
|
|
|
|
static vpx_codec_err_t ctrl_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 ctrl_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 ctrl_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 ctrl_set_dbg_options(vpx_codec_alg_priv_t *ctx,
|
|
int ctrl_id, va_list args) {
|
|
return VPX_CODEC_INCAPABLE;
|
|
}
|
|
|
|
static vpx_codec_err_t ctrl_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
|
|
int ctrl_id, va_list args) {
|
|
int *const update_info = va_arg(args, int *);
|
|
|
|
if (update_info) {
|
|
if (ctx->pbi)
|
|
*update_info = ctx->pbi->refresh_frame_flags;
|
|
else
|
|
return VPX_CODEC_ERROR;
|
|
return VPX_CODEC_OK;
|
|
} else {
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
}
|
|
}
|
|
|
|
|
|
static vpx_codec_err_t ctrl_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
|
|
int ctrl_id, va_list args) {
|
|
int *corrupted = va_arg(args, int *);
|
|
|
|
if (corrupted) {
|
|
if (ctx->pbi)
|
|
*corrupted = ctx->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 ctrl_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) {
|
|
if (ctx->pbi) {
|
|
const VP9_COMMON *const cm = &ctx->pbi->common;
|
|
display_size[0] = cm->display_width;
|
|
display_size[1] = cm->display_height;
|
|
} else {
|
|
return VPX_CODEC_ERROR;
|
|
}
|
|
return VPX_CODEC_OK;
|
|
} else {
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
}
|
|
}
|
|
|
|
static vpx_codec_err_t ctrl_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_err_t ctrl_set_decryptor(vpx_codec_alg_priv_t *ctx,
|
|
int ctrl_id,
|
|
va_list args) {
|
|
vpx_decrypt_init *init = va_arg(args, vpx_decrypt_init *);
|
|
ctx->decrypt_cb = init ? init->decrypt_cb : NULL;
|
|
ctx->decrypt_state = init ? init->decrypt_state : NULL;
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
static vpx_codec_ctrl_fn_map_t decoder_ctrl_maps[] = {
|
|
{VP8_COPY_REFERENCE, ctrl_copy_reference},
|
|
|
|
// Setters
|
|
{VP8_SET_REFERENCE, ctrl_set_reference},
|
|
{VP8_SET_POSTPROC, ctrl_set_postproc},
|
|
{VP8_SET_DBG_COLOR_REF_FRAME, ctrl_set_dbg_options},
|
|
{VP8_SET_DBG_COLOR_MB_MODES, ctrl_set_dbg_options},
|
|
{VP8_SET_DBG_COLOR_B_MODES, ctrl_set_dbg_options},
|
|
{VP8_SET_DBG_DISPLAY_MV, ctrl_set_dbg_options},
|
|
{VP9_INVERT_TILE_DECODE_ORDER, ctrl_set_invert_tile_order},
|
|
{VPXD_SET_DECRYPTOR, ctrl_set_decryptor},
|
|
|
|
// Getters
|
|
{VP8D_GET_LAST_REF_UPDATES, ctrl_get_last_ref_updates},
|
|
{VP8D_GET_FRAME_CORRUPTED, ctrl_get_frame_corrupted},
|
|
{VP9_GET_REFERENCE, ctrl_get_reference},
|
|
{VP9D_GET_DISPLAY_SIZE, ctrl_get_display_size},
|
|
|
|
{ -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_CAP_EXTERNAL_FRAME_BUFFER, // vpx_codec_caps_t
|
|
decoder_init, // vpx_codec_init_fn_t
|
|
decoder_destroy, // vpx_codec_destroy_fn_t
|
|
decoder_ctrl_maps, // vpx_codec_ctrl_fn_map_t
|
|
NOT_IMPLEMENTED, // vpx_codec_get_mmap_fn_t
|
|
NOT_IMPLEMENTED, // vpx_codec_set_mmap_fn_t
|
|
{ // NOLINT
|
|
decoder_peek_si, // vpx_codec_peek_si_fn_t
|
|
decoder_get_si, // vpx_codec_get_si_fn_t
|
|
decoder_decode, // vpx_codec_decode_fn_t
|
|
decoder_get_frame, // vpx_codec_frame_get_fn_t
|
|
decoder_set_fb_fn, // vpx_codec_set_fb_fn_t
|
|
},
|
|
{ // NOLINT
|
|
NOT_IMPLEMENTED,
|
|
NOT_IMPLEMENTED,
|
|
NOT_IMPLEMENTED,
|
|
NOT_IMPLEMENTED,
|
|
NOT_IMPLEMENTED,
|
|
NOT_IMPLEMENTED
|
|
}
|
|
};
|