830 строки
26 KiB
C
830 строки
26 KiB
C
/*
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* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "vp8_rtcd.h"
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#include "vpx/vpx_decoder.h"
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#include "vpx/vp8dx.h"
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#include "vpx/internal/vpx_codec_internal.h"
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#include "vpx_version.h"
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#include "common/alloccommon.h"
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#include "common/common.h"
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#include "common/onyxd.h"
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#include "decoder/onyxd_int.h"
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#include "vpx_mem/vpx_mem.h"
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#if CONFIG_ERROR_CONCEALMENT
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#include "decoder/error_concealment.h"
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#endif
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#include "decoder/decoderthreading.h"
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#define VP8_CAP_POSTPROC (CONFIG_POSTPROC ? VPX_CODEC_CAP_POSTPROC : 0)
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#define VP8_CAP_ERROR_CONCEALMENT (CONFIG_ERROR_CONCEALMENT ? \
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VPX_CODEC_CAP_ERROR_CONCEALMENT : 0)
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typedef vpx_codec_stream_info_t vp8_stream_info_t;
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/* Structures for handling memory allocations */
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typedef enum
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{
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VP8_SEG_ALG_PRIV = 256,
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VP8_SEG_MAX
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} mem_seg_id_t;
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#define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
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static unsigned long vp8_priv_sz(const vpx_codec_dec_cfg_t *si, vpx_codec_flags_t);
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struct vpx_codec_alg_priv
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{
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vpx_codec_priv_t base;
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vpx_codec_dec_cfg_t cfg;
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vp8_stream_info_t si;
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int decoder_init;
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int postproc_cfg_set;
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vp8_postproc_cfg_t postproc_cfg;
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#if CONFIG_POSTPROC_VISUALIZER
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unsigned int dbg_postproc_flag;
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int dbg_color_ref_frame_flag;
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int dbg_color_mb_modes_flag;
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int dbg_color_b_modes_flag;
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int dbg_display_mv_flag;
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#endif
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vpx_decrypt_cb decrypt_cb;
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void *decrypt_state;
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vpx_image_t img;
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int img_setup;
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struct frame_buffers yv12_frame_buffers;
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void *user_priv;
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FRAGMENT_DATA fragments;
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};
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static unsigned long vp8_priv_sz(const vpx_codec_dec_cfg_t *si, vpx_codec_flags_t flags)
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{
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/* Although this declaration is constant, we can't use it in the requested
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* segments list because we want to define the requested segments list
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* before defining the private type (so that the number of memory maps is
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* known)
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*/
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(void)si;
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(void)flags;
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return sizeof(vpx_codec_alg_priv_t);
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}
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static void vp8_init_ctx(vpx_codec_ctx_t *ctx)
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{
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vpx_codec_alg_priv_t *priv =
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(vpx_codec_alg_priv_t *)vpx_calloc(1, sizeof(*priv));
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ctx->priv = (vpx_codec_priv_t *)priv;
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ctx->priv->init_flags = ctx->init_flags;
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priv->si.sz = sizeof(priv->si);
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priv->decrypt_cb = NULL;
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priv->decrypt_state = NULL;
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if (ctx->config.dec)
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{
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/* Update the reference to the config structure to an internal copy. */
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priv->cfg = *ctx->config.dec;
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ctx->config.dec = &priv->cfg;
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}
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}
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static vpx_codec_err_t vp8_init(vpx_codec_ctx_t *ctx,
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vpx_codec_priv_enc_mr_cfg_t *data)
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{
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vpx_codec_err_t res = VPX_CODEC_OK;
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vpx_codec_alg_priv_t *priv = NULL;
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(void) data;
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vp8_rtcd();
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/* This function only allocates space for the vpx_codec_alg_priv_t
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* structure. More memory may be required at the time the stream
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* information becomes known.
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*/
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if (!ctx->priv) {
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vp8_init_ctx(ctx);
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priv = (vpx_codec_alg_priv_t *)ctx->priv;
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/* initialize number of fragments to zero */
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priv->fragments.count = 0;
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/* is input fragments enabled? */
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priv->fragments.enabled =
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(priv->base.init_flags & VPX_CODEC_USE_INPUT_FRAGMENTS);
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/*post processing level initialized to do nothing */
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} else {
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priv = (vpx_codec_alg_priv_t *)ctx->priv;
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}
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priv->yv12_frame_buffers.use_frame_threads =
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(ctx->priv->init_flags & VPX_CODEC_USE_FRAME_THREADING);
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/* for now, disable frame threading */
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priv->yv12_frame_buffers.use_frame_threads = 0;
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if (priv->yv12_frame_buffers.use_frame_threads &&
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((ctx->priv->init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT) ||
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(ctx->priv->init_flags & VPX_CODEC_USE_INPUT_FRAGMENTS))) {
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/* row-based threading, error concealment, and input fragments will
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* not be supported when using frame-based threading */
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res = VPX_CODEC_INVALID_PARAM;
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}
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return res;
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}
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static vpx_codec_err_t vp8_destroy(vpx_codec_alg_priv_t *ctx)
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{
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vp8_remove_decoder_instances(&ctx->yv12_frame_buffers);
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vpx_free(ctx);
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return VPX_CODEC_OK;
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}
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static vpx_codec_err_t vp8_peek_si_internal(const uint8_t *data,
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unsigned int data_sz,
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vpx_codec_stream_info_t *si,
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vpx_decrypt_cb decrypt_cb,
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void *decrypt_state)
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{
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vpx_codec_err_t res = VPX_CODEC_OK;
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if(data + data_sz <= data)
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{
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res = VPX_CODEC_INVALID_PARAM;
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}
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else
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{
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/* Parse uncompresssed part of key frame header.
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* 3 bytes:- including version, frame type and an offset
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* 3 bytes:- sync code (0x9d, 0x01, 0x2a)
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* 4 bytes:- including image width and height in the lowest 14 bits
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* of each 2-byte value.
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*/
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uint8_t clear_buffer[10];
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const uint8_t *clear = data;
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if (decrypt_cb)
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{
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int n = MIN(sizeof(clear_buffer), data_sz);
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decrypt_cb(decrypt_state, data, clear_buffer, n);
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clear = clear_buffer;
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}
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si->is_kf = 0;
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if (data_sz >= 10 && !(clear[0] & 0x01)) /* I-Frame */
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{
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si->is_kf = 1;
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/* vet via sync code */
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if (clear[3] != 0x9d || clear[4] != 0x01 || clear[5] != 0x2a)
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return VPX_CODEC_UNSUP_BITSTREAM;
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si->w = (clear[6] | (clear[7] << 8)) & 0x3fff;
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si->h = (clear[8] | (clear[9] << 8)) & 0x3fff;
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/*printf("w=%d, h=%d\n", si->w, si->h);*/
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if (!(si->h | si->w))
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res = VPX_CODEC_UNSUP_BITSTREAM;
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}
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else
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{
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res = VPX_CODEC_UNSUP_BITSTREAM;
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}
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}
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return res;
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}
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static vpx_codec_err_t vp8_peek_si(const uint8_t *data,
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unsigned int data_sz,
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vpx_codec_stream_info_t *si) {
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return vp8_peek_si_internal(data, data_sz, si, NULL, NULL);
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}
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static vpx_codec_err_t vp8_get_si(vpx_codec_alg_priv_t *ctx,
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vpx_codec_stream_info_t *si)
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{
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unsigned int sz;
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if (si->sz >= sizeof(vp8_stream_info_t))
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sz = sizeof(vp8_stream_info_t);
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else
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sz = sizeof(vpx_codec_stream_info_t);
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memcpy(si, &ctx->si, sz);
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si->sz = sz;
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return VPX_CODEC_OK;
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}
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static vpx_codec_err_t
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update_error_state(vpx_codec_alg_priv_t *ctx,
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const struct vpx_internal_error_info *error)
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{
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vpx_codec_err_t res;
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if ((res = error->error_code))
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ctx->base.err_detail = error->has_detail
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? error->detail
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: NULL;
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return res;
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}
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static void yuvconfig2image(vpx_image_t *img,
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const YV12_BUFFER_CONFIG *yv12,
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void *user_priv)
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{
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/** vpx_img_wrap() doesn't allow specifying independent strides for
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* the Y, U, and V planes, nor other alignment adjustments that
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* might be representable by a YV12_BUFFER_CONFIG, so we just
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* initialize all the fields.*/
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img->fmt = VPX_IMG_FMT_I420;
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img->w = yv12->y_stride;
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img->h = (yv12->y_height + 2 * VP8BORDERINPIXELS + 15) & ~15;
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img->d_w = yv12->y_width;
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img->d_h = yv12->y_height;
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img->x_chroma_shift = 1;
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img->y_chroma_shift = 1;
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img->planes[VPX_PLANE_Y] = yv12->y_buffer;
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img->planes[VPX_PLANE_U] = yv12->u_buffer;
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img->planes[VPX_PLANE_V] = yv12->v_buffer;
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img->planes[VPX_PLANE_ALPHA] = NULL;
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img->stride[VPX_PLANE_Y] = yv12->y_stride;
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img->stride[VPX_PLANE_U] = yv12->uv_stride;
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img->stride[VPX_PLANE_V] = yv12->uv_stride;
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img->stride[VPX_PLANE_ALPHA] = yv12->y_stride;
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img->bit_depth = 8;
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img->bps = 12;
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img->user_priv = user_priv;
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img->img_data = yv12->buffer_alloc;
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img->img_data_owner = 0;
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img->self_allocd = 0;
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}
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static int
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update_fragments(vpx_codec_alg_priv_t *ctx,
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const uint8_t *data,
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unsigned int data_sz,
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vpx_codec_err_t *res)
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{
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*res = VPX_CODEC_OK;
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if (ctx->fragments.count == 0)
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{
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/* New frame, reset fragment pointers and sizes */
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vpx_memset((void*)ctx->fragments.ptrs, 0, sizeof(ctx->fragments.ptrs));
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vpx_memset(ctx->fragments.sizes, 0, sizeof(ctx->fragments.sizes));
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}
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if (ctx->fragments.enabled && !(data == NULL && data_sz == 0))
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{
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/* Store a pointer to this fragment and return. We haven't
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* received the complete frame yet, so we will wait with decoding.
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*/
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ctx->fragments.ptrs[ctx->fragments.count] = data;
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ctx->fragments.sizes[ctx->fragments.count] = data_sz;
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ctx->fragments.count++;
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if (ctx->fragments.count > (1 << EIGHT_PARTITION) + 1)
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{
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ctx->fragments.count = 0;
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*res = VPX_CODEC_INVALID_PARAM;
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return -1;
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}
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return 0;
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}
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if (!ctx->fragments.enabled && (data == NULL && data_sz == 0))
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{
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return 0;
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}
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if (!ctx->fragments.enabled)
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{
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ctx->fragments.ptrs[0] = data;
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ctx->fragments.sizes[0] = data_sz;
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ctx->fragments.count = 1;
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}
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return 1;
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}
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static vpx_codec_err_t vp8_decode(vpx_codec_alg_priv_t *ctx,
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const uint8_t *data,
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unsigned int data_sz,
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void *user_priv,
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long deadline)
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{
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vpx_codec_err_t res = VPX_CODEC_OK;
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unsigned int resolution_change = 0;
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unsigned int w, h;
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if (!ctx->fragments.enabled && (data == NULL && data_sz == 0))
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{
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return 0;
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}
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/* Update the input fragment data */
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if(update_fragments(ctx, data, data_sz, &res) <= 0)
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return res;
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/* Determine the stream parameters. Note that we rely on peek_si to
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* validate that we have a buffer that does not wrap around the top
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* of the heap.
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*/
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w = ctx->si.w;
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h = ctx->si.h;
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res = vp8_peek_si_internal(ctx->fragments.ptrs[0], ctx->fragments.sizes[0],
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&ctx->si, ctx->decrypt_cb, ctx->decrypt_state);
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if((res == VPX_CODEC_UNSUP_BITSTREAM) && !ctx->si.is_kf)
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{
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/* the peek function returns an error for non keyframes, however for
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* this case, it is not an error */
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res = VPX_CODEC_OK;
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}
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if(!ctx->decoder_init && !ctx->si.is_kf)
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res = VPX_CODEC_UNSUP_BITSTREAM;
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if ((ctx->si.h != h) || (ctx->si.w != w))
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resolution_change = 1;
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/* Initialize the decoder instance on the first frame*/
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if (!res && !ctx->decoder_init)
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{
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VP8D_CONFIG oxcf;
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oxcf.Width = ctx->si.w;
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oxcf.Height = ctx->si.h;
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oxcf.Version = 9;
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oxcf.postprocess = 0;
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oxcf.max_threads = ctx->cfg.threads;
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oxcf.error_concealment =
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(ctx->base.init_flags & VPX_CODEC_USE_ERROR_CONCEALMENT);
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/* If postprocessing was enabled by the application and a
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* configuration has not been provided, default it.
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*/
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if (!ctx->postproc_cfg_set
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&& (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)) {
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ctx->postproc_cfg.post_proc_flag =
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VP8_DEBLOCK | VP8_DEMACROBLOCK | VP8_MFQE;
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ctx->postproc_cfg.deblocking_level = 4;
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ctx->postproc_cfg.noise_level = 0;
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}
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res = vp8_create_decoder_instances(&ctx->yv12_frame_buffers, &oxcf);
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ctx->decoder_init = 1;
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}
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/* Set these even if already initialized. The caller may have changed the
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* decrypt config between frames.
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*/
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if (ctx->decoder_init) {
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ctx->yv12_frame_buffers.pbi[0]->decrypt_cb = ctx->decrypt_cb;
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ctx->yv12_frame_buffers.pbi[0]->decrypt_state = ctx->decrypt_state;
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}
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if (!res)
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{
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VP8D_COMP *pbi = ctx->yv12_frame_buffers.pbi[0];
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if (resolution_change)
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{
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VP8_COMMON *const pc = & pbi->common;
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MACROBLOCKD *const xd = & pbi->mb;
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#if CONFIG_MULTITHREAD
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int i;
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#endif
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pc->Width = ctx->si.w;
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pc->Height = ctx->si.h;
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{
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int prev_mb_rows = pc->mb_rows;
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if (setjmp(pbi->common.error.jmp))
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{
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pbi->common.error.setjmp = 0;
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vp8_clear_system_state();
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/* same return value as used in vp8dx_receive_compressed_data */
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return -1;
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}
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pbi->common.error.setjmp = 1;
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if (pc->Width <= 0)
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{
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pc->Width = w;
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vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
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"Invalid frame width");
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}
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if (pc->Height <= 0)
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{
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pc->Height = h;
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vpx_internal_error(&pc->error, VPX_CODEC_CORRUPT_FRAME,
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"Invalid frame height");
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}
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if (vp8_alloc_frame_buffers(pc, pc->Width, pc->Height))
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vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
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"Failed to allocate frame buffers");
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xd->pre = pc->yv12_fb[pc->lst_fb_idx];
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xd->dst = pc->yv12_fb[pc->new_fb_idx];
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#if CONFIG_MULTITHREAD
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for (i = 0; i < pbi->allocated_decoding_thread_count; i++)
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{
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pbi->mb_row_di[i].mbd.dst = pc->yv12_fb[pc->new_fb_idx];
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vp8_build_block_doffsets(&pbi->mb_row_di[i].mbd);
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}
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#endif
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vp8_build_block_doffsets(&pbi->mb);
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/* allocate memory for last frame MODE_INFO array */
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#if CONFIG_ERROR_CONCEALMENT
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if (pbi->ec_enabled)
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{
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/* old prev_mip was released by vp8_de_alloc_frame_buffers()
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* called in vp8_alloc_frame_buffers() */
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pc->prev_mip = vpx_calloc(
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(pc->mb_cols + 1) * (pc->mb_rows + 1),
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sizeof(MODE_INFO));
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if (!pc->prev_mip)
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{
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vp8_de_alloc_frame_buffers(pc);
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vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
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"Failed to allocate"
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"last frame MODE_INFO array");
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}
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pc->prev_mi = pc->prev_mip + pc->mode_info_stride + 1;
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if (vp8_alloc_overlap_lists(pbi))
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vpx_internal_error(&pc->error, VPX_CODEC_MEM_ERROR,
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"Failed to allocate overlap lists "
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"for error concealment");
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}
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#endif
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#if CONFIG_MULTITHREAD
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if (pbi->b_multithreaded_rd)
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vp8mt_alloc_temp_buffers(pbi, pc->Width, prev_mb_rows);
|
|
#else
|
|
(void)prev_mb_rows;
|
|
#endif
|
|
}
|
|
|
|
pbi->common.error.setjmp = 0;
|
|
|
|
/* required to get past the first get_free_fb() call */
|
|
pbi->common.fb_idx_ref_cnt[0] = 0;
|
|
}
|
|
|
|
/* update the pbi fragment data */
|
|
pbi->fragments = ctx->fragments;
|
|
|
|
ctx->user_priv = user_priv;
|
|
if (vp8dx_receive_compressed_data(pbi, data_sz, data, deadline))
|
|
{
|
|
res = update_error_state(ctx, &pbi->common.error);
|
|
}
|
|
|
|
/* get ready for the next series of fragments */
|
|
ctx->fragments.count = 0;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
static vpx_image_t *vp8_get_frame(vpx_codec_alg_priv_t *ctx,
|
|
vpx_codec_iter_t *iter)
|
|
{
|
|
vpx_image_t *img = NULL;
|
|
|
|
/* iter acts as a flip flop, so an image is only returned on the first
|
|
* call to get_frame.
|
|
*/
|
|
if (!(*iter) && ctx->yv12_frame_buffers.pbi[0])
|
|
{
|
|
YV12_BUFFER_CONFIG sd;
|
|
int64_t time_stamp = 0, time_end_stamp = 0;
|
|
vp8_ppflags_t flags = {0};
|
|
|
|
if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
|
|
{
|
|
flags.post_proc_flag= ctx->postproc_cfg.post_proc_flag
|
|
#if CONFIG_POSTPROC_VISUALIZER
|
|
|
|
| ((ctx->dbg_color_ref_frame_flag != 0) ? VP8D_DEBUG_CLR_FRM_REF_BLKS : 0)
|
|
| ((ctx->dbg_color_mb_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
|
|
| ((ctx->dbg_color_b_modes_flag != 0) ? VP8D_DEBUG_CLR_BLK_MODES : 0)
|
|
| ((ctx->dbg_display_mv_flag != 0) ? VP8D_DEBUG_DRAW_MV : 0)
|
|
#endif
|
|
;
|
|
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 (0 == vp8dx_get_raw_frame(ctx->yv12_frame_buffers.pbi[0], &sd,
|
|
&time_stamp, &time_end_stamp, &flags))
|
|
{
|
|
yuvconfig2image(&ctx->img, &sd, ctx->user_priv);
|
|
|
|
img = &ctx->img;
|
|
*iter = img;
|
|
}
|
|
}
|
|
|
|
return img;
|
|
}
|
|
|
|
static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
|
|
YV12_BUFFER_CONFIG *yv12)
|
|
{
|
|
const int y_w = img->d_w;
|
|
const int y_h = img->d_h;
|
|
const int uv_w = (img->d_w + 1) / 2;
|
|
const int uv_h = (img->d_h + 1) / 2;
|
|
vpx_codec_err_t res = VPX_CODEC_OK;
|
|
yv12->y_buffer = img->planes[VPX_PLANE_Y];
|
|
yv12->u_buffer = img->planes[VPX_PLANE_U];
|
|
yv12->v_buffer = img->planes[VPX_PLANE_V];
|
|
|
|
yv12->y_crop_width = y_w;
|
|
yv12->y_crop_height = y_h;
|
|
yv12->y_width = y_w;
|
|
yv12->y_height = y_h;
|
|
yv12->uv_crop_width = uv_w;
|
|
yv12->uv_crop_height = uv_h;
|
|
yv12->uv_width = uv_w;
|
|
yv12->uv_height = uv_h;
|
|
|
|
yv12->y_stride = img->stride[VPX_PLANE_Y];
|
|
yv12->uv_stride = img->stride[VPX_PLANE_U];
|
|
|
|
yv12->border = (img->stride[VPX_PLANE_Y] - img->d_w) / 2;
|
|
return res;
|
|
}
|
|
|
|
|
|
static vpx_codec_err_t vp8_set_reference(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
|
|
vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
|
|
|
|
if (data && !ctx->yv12_frame_buffers.use_frame_threads)
|
|
{
|
|
vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
|
|
YV12_BUFFER_CONFIG sd;
|
|
|
|
image2yuvconfig(&frame->img, &sd);
|
|
|
|
return vp8dx_set_reference(ctx->yv12_frame_buffers.pbi[0],
|
|
frame->frame_type, &sd);
|
|
}
|
|
else
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_get_reference(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
|
|
vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
|
|
|
|
if (data && !ctx->yv12_frame_buffers.use_frame_threads)
|
|
{
|
|
vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
|
|
YV12_BUFFER_CONFIG sd;
|
|
|
|
image2yuvconfig(&frame->img, &sd);
|
|
|
|
return vp8dx_get_reference(ctx->yv12_frame_buffers.pbi[0],
|
|
frame->frame_type, &sd);
|
|
}
|
|
else
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_set_postproc(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
#if CONFIG_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
|
|
(void)ctx;
|
|
(void)args;
|
|
return VPX_CODEC_INCAPABLE;
|
|
#endif
|
|
}
|
|
|
|
|
|
static vpx_codec_err_t vp8_set_dbg_color_ref_frame(vpx_codec_alg_priv_t *ctx,
|
|
va_list args) {
|
|
#if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
|
|
ctx->dbg_color_ref_frame_flag = va_arg(args, int);
|
|
return VPX_CODEC_OK;
|
|
#else
|
|
(void)ctx;
|
|
(void)args;
|
|
return VPX_CODEC_INCAPABLE;
|
|
#endif
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_set_dbg_color_mb_modes(vpx_codec_alg_priv_t *ctx,
|
|
va_list args) {
|
|
#if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
|
|
ctx->dbg_color_mb_modes_flag = va_arg(args, int);
|
|
return VPX_CODEC_OK;
|
|
#else
|
|
(void)ctx;
|
|
(void)args;
|
|
return VPX_CODEC_INCAPABLE;
|
|
#endif
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_set_dbg_color_b_modes(vpx_codec_alg_priv_t *ctx,
|
|
va_list args) {
|
|
#if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
|
|
ctx->dbg_color_b_modes_flag = va_arg(args, int);
|
|
return VPX_CODEC_OK;
|
|
#else
|
|
(void)ctx;
|
|
(void)args;
|
|
return VPX_CODEC_INCAPABLE;
|
|
#endif
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_set_dbg_display_mv(vpx_codec_alg_priv_t *ctx,
|
|
va_list args) {
|
|
#if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
|
|
ctx->dbg_display_mv_flag = va_arg(args, int);
|
|
return VPX_CODEC_OK;
|
|
#else
|
|
(void)ctx;
|
|
(void)args;
|
|
return VPX_CODEC_INCAPABLE;
|
|
#endif
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
int *update_info = va_arg(args, int *);
|
|
|
|
if (update_info && !ctx->yv12_frame_buffers.use_frame_threads)
|
|
{
|
|
VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
|
|
|
|
*update_info = pbi->common.refresh_alt_ref_frame * (int) VP8_ALTR_FRAME
|
|
+ pbi->common.refresh_golden_frame * (int) VP8_GOLD_FRAME
|
|
+ pbi->common.refresh_last_frame * (int) VP8_LAST_FRAME;
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
else
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
}
|
|
|
|
extern int vp8dx_references_buffer( VP8_COMMON *oci, int ref_frame );
|
|
static vpx_codec_err_t vp8_get_last_ref_frame(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
int *ref_info = va_arg(args, int *);
|
|
|
|
if (ref_info && !ctx->yv12_frame_buffers.use_frame_threads)
|
|
{
|
|
VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
|
|
VP8_COMMON *oci = &pbi->common;
|
|
*ref_info =
|
|
(vp8dx_references_buffer( oci, ALTREF_FRAME )?VP8_ALTR_FRAME:0) |
|
|
(vp8dx_references_buffer( oci, GOLDEN_FRAME )?VP8_GOLD_FRAME:0) |
|
|
(vp8dx_references_buffer( oci, LAST_FRAME )?VP8_LAST_FRAME:0);
|
|
|
|
return VPX_CODEC_OK;
|
|
}
|
|
else
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
|
|
int *corrupted = va_arg(args, int *);
|
|
VP8D_COMP *pbi = (VP8D_COMP *)ctx->yv12_frame_buffers.pbi[0];
|
|
|
|
if (corrupted && pbi)
|
|
{
|
|
const YV12_BUFFER_CONFIG *const frame = pbi->common.frame_to_show;
|
|
if (frame == NULL) return VPX_CODEC_ERROR;
|
|
*corrupted = frame->corrupted;
|
|
return VPX_CODEC_OK;
|
|
}
|
|
else
|
|
return VPX_CODEC_INVALID_PARAM;
|
|
|
|
}
|
|
|
|
static vpx_codec_err_t vp8_set_decryptor(vpx_codec_alg_priv_t *ctx,
|
|
va_list args)
|
|
{
|
|
vpx_decrypt_init *init = va_arg(args, vpx_decrypt_init *);
|
|
|
|
if (init)
|
|
{
|
|
ctx->decrypt_cb = init->decrypt_cb;
|
|
ctx->decrypt_state = init->decrypt_state;
|
|
}
|
|
else
|
|
{
|
|
ctx->decrypt_cb = NULL;
|
|
ctx->decrypt_state = NULL;
|
|
}
|
|
return VPX_CODEC_OK;
|
|
}
|
|
|
|
vpx_codec_ctrl_fn_map_t vp8_ctf_maps[] =
|
|
{
|
|
{VP8_SET_REFERENCE, vp8_set_reference},
|
|
{VP8_COPY_REFERENCE, vp8_get_reference},
|
|
{VP8_SET_POSTPROC, vp8_set_postproc},
|
|
{VP8_SET_DBG_COLOR_REF_FRAME, vp8_set_dbg_color_ref_frame},
|
|
{VP8_SET_DBG_COLOR_MB_MODES, vp8_set_dbg_color_mb_modes},
|
|
{VP8_SET_DBG_COLOR_B_MODES, vp8_set_dbg_color_b_modes},
|
|
{VP8_SET_DBG_DISPLAY_MV, vp8_set_dbg_display_mv},
|
|
{VP8D_GET_LAST_REF_UPDATES, vp8_get_last_ref_updates},
|
|
{VP8D_GET_FRAME_CORRUPTED, vp8_get_frame_corrupted},
|
|
{VP8D_GET_LAST_REF_USED, vp8_get_last_ref_frame},
|
|
{VPXD_SET_DECRYPTOR, vp8_set_decryptor},
|
|
{ -1, NULL},
|
|
};
|
|
|
|
|
|
#ifndef VERSION_STRING
|
|
#define VERSION_STRING
|
|
#endif
|
|
CODEC_INTERFACE(vpx_codec_vp8_dx) =
|
|
{
|
|
"WebM Project VP8 Decoder" VERSION_STRING,
|
|
VPX_CODEC_INTERNAL_ABI_VERSION,
|
|
VPX_CODEC_CAP_DECODER | VP8_CAP_POSTPROC | VP8_CAP_ERROR_CONCEALMENT |
|
|
VPX_CODEC_CAP_INPUT_FRAGMENTS,
|
|
/* vpx_codec_caps_t caps; */
|
|
vp8_init, /* vpx_codec_init_fn_t init; */
|
|
vp8_destroy, /* vpx_codec_destroy_fn_t destroy; */
|
|
vp8_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
|
|
{
|
|
vp8_peek_si, /* vpx_codec_peek_si_fn_t peek_si; */
|
|
vp8_get_si, /* vpx_codec_get_si_fn_t get_si; */
|
|
vp8_decode, /* vpx_codec_decode_fn_t decode; */
|
|
vp8_get_frame, /* vpx_codec_frame_get_fn_t frame_get; */
|
|
NULL,
|
|
},
|
|
{ /* encoder functions */
|
|
0,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL,
|
|
NULL
|
|
}
|
|
};
|