private static byte[] createBytes(BitBuffer buffer, RSBlock[] rsBlocks) {
int offset = 0;
int maxDcCount = 0;
int maxEcCount = 0;
int[][] dcdata = new int[rsBlocks.length][];
int[][] ecdata = new int[rsBlocks.length][];
for (int r = 0; r < rsBlocks.length; r++) {
int dcCount = rsBlocks[r].getDataCount();
int ecCount = rsBlocks[r].getTotalCount() - dcCount;
maxDcCount = Math.max(maxDcCount, dcCount);
maxEcCount = Math.max(maxEcCount, ecCount);
dcdata[r] = new int[dcCount];
for (int i = 0; i < dcdata[r].length; i++) {
dcdata[r][i] = 0xff & buffer.getBuffer()[i + offset];
}
offset += dcCount;
Polynomial rsPoly = QRUtil.getErrorCorrectPolynomial(ecCount);
Polynomial rawPoly = new Polynomial(dcdata[r], rsPoly.getLength() - 1);
Polynomial modPoly = rawPoly.mod(rsPoly);
ecdata[r] = new int[rsPoly.getLength() - 1];
for (int i = 0; i < ecdata[r].length; i++) {
int modIndex = i + modPoly.getLength() - ecdata[r].length;
ecdata[r][i] = (modIndex >= 0) ? modPoly.get(modIndex) : 0;
}
}
int totalCodeCount = 0;
for (int i = 0; i < rsBlocks.length; i++) {
totalCodeCount += rsBlocks[i].getTotalCount();
}
byte[] data = new byte[totalCodeCount];
int index = 0;
for (int i = 0; i < maxDcCount; i++) {
for (int r = 0; r < rsBlocks.length; r++) {
if (i < dcdata[r].length) {
data[index++] = (byte) dcdata[r][i];
}
}
}
for (int i = 0; i < maxEcCount; i++) {
for (int r = 0; r < rsBlocks.length; r++) {
if (i < ecdata[r].length) {
data[index++] = (byte) ecdata[r][i];
}
}
}
return data;
}
