Exemplo n.º 1
0
// If not at EOS, reload up to VP8L_LBITS byte-by-byte
static void ShiftBytes(VP8LBitReader* const br) {
  while (br->bit_pos_ >= 8 && br->pos_ < br->len_) {
    br->val_ >>= 8;
    br->val_ |= ((vp8l_val_t)br->buf_[br->pos_]) << (VP8L_LBITS - 8);
    ++br->pos_;
    br->bit_pos_ -= 8;
  }
  br->eos_ = VP8LIsEndOfStream(br);
}
Exemplo n.º 2
0
void VP8LBitReaderSetBuffer(VP8LBitReader* const br,
                            const uint8_t* const buf, size_t len) {
  assert(br != NULL);
  assert(buf != NULL);
  assert(len < 0xfffffff8u);   // can't happen with a RIFF chunk.
  br->buf_ = buf;
  br->len_ = len;
  // pos_ > len_ should be considered a param error.
  br->eos_ = (br->pos_ > br->len_) || VP8LIsEndOfStream(br);
}