Java Code Examples for com.google.zxing.common.reedsolomon.ReedSolomonEncoder#encode()

The following examples show how to use com.google.zxing.common.reedsolomon.ReedSolomonEncoder#encode() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: Encoder.java    From ZXing-Orient with Apache License 2.0 5 votes vote down vote up 
private static BitArray generateCheckWords(BitArray bitArray, int totalBits, int wordSize) {
  // bitArray is guaranteed to be a multiple of the wordSize, so no padding needed
  int messageSizeInWords = bitArray.getSize() / wordSize;
  ReedSolomonEncoder rs = new ReedSolomonEncoder(getGF(wordSize));
  int totalWords = totalBits / wordSize;
  int[] messageWords = bitsToWords(bitArray, wordSize, totalWords);
  rs.encode(messageWords, totalWords - messageSizeInWords);
  int startPad = totalBits % wordSize;
  BitArray messageBits = new BitArray();
  messageBits.appendBits(0, startPad);
  for (int messageWord : messageWords) {
    messageBits.appendBits(messageWord, wordSize);
  }
  return messageBits;
}
Example 2
Source File: ReedSolomonUtil.java    From qart4j with GNU General Public License v3.0 5 votes vote down vote up 
public static byte[] generateECBytes(ReedSolomonEncoder encoder, byte[] dataBytes, int position, int length, int numEcBytesInBlock) {
    int numDataBytes = length;
    int[] toEncode = new int[numDataBytes + numEcBytesInBlock];
    for (int i = 0; i < numDataBytes; i++) {
        toEncode[i] = dataBytes[position + i] & 0xFF;
    }
    encoder.encode(toEncode, numEcBytesInBlock);

    byte[] ecBytes = new byte[numEcBytesInBlock];
    for (int i = 0; i < numEcBytesInBlock; i++) {
        ecBytes[i] = (byte) toEncode[numDataBytes + i];
    }
    return ecBytes;
}
Example 3
Source File: Encoder.java    From analyzer-of-android-for-Apache-Weex with Apache License 2.0 5 votes vote down vote up 
private static BitArray generateCheckWords(BitArray bitArray, int totalBits, int wordSize) {
  // bitArray is guaranteed to be a multiple of the wordSize, so no padding needed
  int messageSizeInWords = bitArray.getSize() / wordSize;
  ReedSolomonEncoder rs = new ReedSolomonEncoder(getGF(wordSize));
  int totalWords = totalBits / wordSize;
  int[] messageWords = bitsToWords(bitArray, wordSize, totalWords);
  rs.encode(messageWords, totalWords - messageSizeInWords);
  int startPad = totalBits % wordSize;
  BitArray messageBits = new BitArray();
  messageBits.appendBits(0, startPad);
  for (int messageWord : messageWords) {
    messageBits.appendBits(messageWord, wordSize);
  }
  return messageBits;
}
Example 4
Source File: Encoder.java    From weex with Apache License 2.0 5 votes vote down vote up 
private static BitArray generateCheckWords(BitArray bitArray, int totalBits, int wordSize) {
  // bitArray is guaranteed to be a multiple of the wordSize, so no padding needed
  int messageSizeInWords = bitArray.getSize() / wordSize;
  ReedSolomonEncoder rs = new ReedSolomonEncoder(getGF(wordSize));
  int totalWords = totalBits / wordSize;
  int[] messageWords = bitsToWords(bitArray, wordSize, totalWords);
  rs.encode(messageWords, totalWords - messageSizeInWords);
  int startPad = totalBits % wordSize;
  BitArray messageBits = new BitArray();
  messageBits.appendBits(0, startPad);
  for (int messageWord : messageWords) {
    messageBits.appendBits(messageWord, wordSize);
  }
  return messageBits;
}
Example 5
Source File: Encoder.java    From barcodescanner-lib-aar with MIT License 5 votes vote down vote up 
private static BitArray generateCheckWords(BitArray bitArray, int totalBits, int wordSize) {
  // bitArray is guaranteed to be a multiple of the wordSize, so no padding needed
  int messageSizeInWords = bitArray.getSize() / wordSize;
  ReedSolomonEncoder rs = new ReedSolomonEncoder(getGF(wordSize));
  int totalWords = totalBits / wordSize;
  int[] messageWords = bitsToWords(bitArray, wordSize, totalWords);
  rs.encode(messageWords, totalWords - messageSizeInWords);
  int startPad = totalBits % wordSize;
  BitArray messageBits = new BitArray();
  messageBits.appendBits(0, startPad);
  for (int messageWord : messageWords) {
    messageBits.appendBits(messageWord, wordSize);
  }
  return messageBits;
}