Method readHuffmanCode

java/org/brotli/dec/Decode.java:650–664

Decodes Huffman table from bit-stream. @return number of slots used by resulting Huffman table

(int alphabetSizeMax, int alphabetSizeLimit,
      int[] tableGroup, int tableIdx, State s)

   * @return number of slots used by resulting Huffman table
   */
  private static int readHuffmanCode(int alphabetSizeMax, int alphabetSizeLimit,
      int[] tableGroup, int tableIdx, State s) {
    if (s.halfOffset > BitReader.HALF_WATERLINE) {
      final int result = BitReader.readMoreInput(s);
      if (result < BROTLI_OK) {
        return result;
      }
    }
    BitReader.fillBitWindow(s);
    final int simpleCodeOrSkip = BitReader.readFewBits(s, 2);
    if (simpleCodeOrSkip == 1) {
      return readSimpleHuffmanCode(alphabetSizeMax, alphabetSizeLimit, tableGroup, tableIdx, s);
    }
    return readComplexHuffmanCode(alphabetSizeLimit, simpleCodeOrSkip, tableGroup, tableIdx, s);
  }

  private static int decodeContextMap(int contextMapSize, byte[] contextMap, State s) {
    int result;