C++ (Cpp) vp9_get_pred_context_mbskip Examples

Example #1

File: vp9_tokenize.c Project: dstieglitz/humble-video

void vp9_tokenize_sb(VP9_COMP *cpi, TOKENEXTRA **t, int dry_run,
                     BLOCK_SIZE_TYPE bsize) {
  VP9_COMMON *const cm = &cpi->common;
  MACROBLOCKD *const xd = &cpi->mb.e_mbd;
  MB_MODE_INFO *const mbmi = &xd->mode_info_context->mbmi;
  TOKENEXTRA *t_backup = *t;
  const int mb_skip_context = vp9_get_pred_context_mbskip(xd);
  const int skip_inc = !vp9_segfeature_active(&cm->seg, mbmi->segment_id,
                                              SEG_LVL_SKIP);
  struct tokenize_b_args arg = {cpi, xd, t, mbmi->txfm_size};

  mbmi->skip_coeff = vp9_sb_is_skippable(xd, bsize);
  if (mbmi->skip_coeff) {
    if (!dry_run)
      cm->counts.mbskip[mb_skip_context][1] += skip_inc;
    reset_skip_context(xd, bsize);
    if (dry_run)
      *t = t_backup;
    return;
  }

  if (!dry_run) {
    cm->counts.mbskip[mb_skip_context][0] += skip_inc;
    foreach_transformed_block(xd, bsize, tokenize_b, &arg);
  } else {
    foreach_transformed_block(xd, bsize, set_entropy_context_b, &arg);
    *t = t_backup;
  }
}

Example #2

File: vp9_decodemv.c Project: rzr/Tizen_Crosswalk

static uint8_t read_skip_coeff(VP9_COMMON *const cm, MACROBLOCKD *const xd,
                               int segment_id, vp9_reader *r) {
    int skip_coeff = vp9_segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP);
    if (!skip_coeff) {
        const int ctx = vp9_get_pred_context_mbskip(xd);
        skip_coeff = vp9_read(r, vp9_get_pred_prob_mbskip(cm, xd));
        if (!cm->frame_parallel_decoding_mode)
            ++cm->counts.mbskip[ctx][skip_coeff];
    }
    return skip_coeff;
}