text: #ifndef __DECODER_DM_H__
  #define __DECODER_DM_H__
  
  /*
   *  Decoder.h
   *  zxing
   *
   *  Created by Luiz Silva on 09/02/2010.
   *  Copyright 2010 ZXing authors All rights reserved.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  #include <zxing/common/reedsolomon/ReedSolomonDecoder.h>
  #include <zxing/common/Counted.h>
  #include <zxing/common/Array.h>
  #include <zxing/common/DecoderResult.h>
  #include <zxing/common/BitMatrix.h>
  
  
  namespace zxing {
  namespace datamatrix {
  
  class Decoder {
  private:
    ReedSolomonDecoder rsDecoder_;
  
    void correctErrors(ArrayRef<unsigned char> bytes, int numDataCodewords);
  
  public:
    Decoder();
  
    Ref<DecoderResult> decode(Ref<BitMatrix> bits);
  };
  
  }
  }
  
  #endif // __DECODER_DM_H__
  