fixedLiteralEncoding.bitLength(w.literalFreq) +
		fixedOffsetEncoding.bitLength(w.offsetFreq) +
		extraBits
}

// storedSize calculates the stored size, including header.
// The function returns the size in bits and whether the block
// fits inside a single block.
func (w *huffmanBitWriter) storedSize(in []byte) (int, bool) {
	if in == nil {
		return 0, false
	}
	if len(in) <= maxStoreBlockSize {