diff --git a/source/QZXing.h b/source/QZXing.h
index 131502d..5c05d6a 100644
--- a/source/QZXing.h
+++ b/source/QZXing.h
@@ -127,6 +127,11 @@ public slots:
                               const double offsetX = 0, const double offsetY = 0,
                               const double width = 0, const double height = 0);
 
+    /**
+     * The main encoding function. Currently supports only Qr code encoding
+     */
+    QImage encodeData(const QString& data);
+
     /**
       * Get the prossecing time in millisecond of the last decode operation.
       * Added mainly as a statistic measure.
diff --git a/source/qzxing.cpp b/source/qzxing.cpp
index 8fba26f..3685b11 100644
--- a/source/qzxing.cpp
+++ b/source/qzxing.cpp
@@ -9,6 +9,8 @@
 #include "imagehandler.h"
 #include <QTime>
 #include <QUrl>
+#include <zxing/qrcode/encoder/Encoder.h>
+#include <zxing/qrcode/ErrorCorrectionLevel.h>
 
 using namespace zxing;
 
@@ -284,6 +286,18 @@ QString QZXing::decodeSubImageQML(const QUrl &imageUrl,
     return decodeImage(img);
 }
 
+QImage QZXing::encodeData(const QString& data)
+{
+    Ref<qrcode::QRCode> barcode = qrcode::Encoder::encode(data, qrcode::ErrorCorrectionLevel::L );
+    Ref<qrcode::ByteMatrix> bytesRef = barcode->getMatrix();
+    const std::vector< std::vector <char> >& bytes = bytesRef->getArray();
+    QImage image;
+    for(int i=0; i<bytesRef->getWidth(); ++i)
+        for(int j=0; j<bytesRef->getHeight(); ++i)
+            image.setPixel(i,j,bytes[i][j]);
+    return image;
+}
+
 int QZXing::getProcessTimeOfLastDecoding()
 {
     return processingTime;
diff --git a/source/zxing/zxing/common/BitArray.cpp b/source/zxing/zxing/common/BitArray.cpp
index 452f474..703d1df 100644
--- a/source/zxing/zxing/common/BitArray.cpp
+++ b/source/zxing/zxing/common/BitArray.cpp
@@ -39,7 +39,7 @@ BitArray::~BitArray() {
 }
 
 int BitArray::getSize() const {
-    return size;
+    return bits->size();
 }
 
 void BitArray::setBulk(int i, int newBits) {
@@ -198,6 +198,7 @@ void BitArray::ensureCapacity(int size)
             newBits[i] = bits[i];
         }
         bits = newBits;
+
     }
 }
 
diff --git a/source/zxing/zxing/qrcode/encoder/ByteMatrix.cpp b/source/zxing/zxing/qrcode/encoder/ByteMatrix.cpp
index 34f0058..72add93 100644
--- a/source/zxing/zxing/qrcode/encoder/ByteMatrix.cpp
+++ b/source/zxing/zxing/qrcode/encoder/ByteMatrix.cpp
@@ -7,6 +7,7 @@ namespace qrcode {
 ByteMatrix::ByteMatrix(size_t width, size_t height) :
     width_(width), height_(height)
 {
+    bytes_.resize(height_);
     for(size_t i=0; i<height; ++i)
         bytes_[i].resize(width);
 }
diff --git a/source/zxing/zxing/qrcode/encoder/Encoder.h b/source/zxing/zxing/qrcode/encoder/Encoder.h
index 11d51e9..00e9aed 100644
--- a/source/zxing/zxing/qrcode/encoder/Encoder.h
+++ b/source/zxing/zxing/qrcode/encoder/Encoder.h
@@ -30,7 +30,7 @@ private:
    *  Encode "bytes" with the error correction level "ecLevel". The encoding mode will be chosen
    * internally by chooseMode(). On success, store the result in "qrCode".
    *
-   * We recommend you to use QRCode.EC_LEVEL_L (the lowest level) for
+   * We recommend you to use QRCode::EC_LEVEL_L (the lowest level) for
    * "getECLevel" since our primary use is to show QR code on desktop screens. We don't need very
    * strong error correction for this purpose.
    *
@@ -38,9 +38,9 @@ private:
    * with which clients can specify the encoding mode. For now, we don't need the functionality.
    */
 public:
-  static Ref<QRCode> encode(const QString& content, Ref<ErrorCorrectionLevel> ecLevel);
+  static Ref<QRCode> encode(const QString& content, ErrorCorrectionLevel &ecLevel);
 
-  static Ref<QRCode> encode(const QString& content, Ref<ErrorCorrectionLevel> ecLevel, const EncodeHint* hints);
+  static Ref<QRCode> encode(const QString& content, ErrorCorrectionLevel &ecLevel, const EncodeHint* hints);
 
   /**
    * @return the code point of the table used in alphanumeric mode or
diff --git a/source/zxing/zxing/qrcode/encoder/MatrixUtil.cpp b/source/zxing/zxing/qrcode/encoder/MatrixUtil.cpp
index 9bbc8cc..89d1729 100644
--- a/source/zxing/zxing/qrcode/encoder/MatrixUtil.cpp
+++ b/source/zxing/zxing/qrcode/encoder/MatrixUtil.cpp
@@ -95,7 +95,7 @@ const int MatrixUtil::TYPE_INFO_POLY = 0x537;
 const int MatrixUtil::TYPE_INFO_MASK_PATTERN = 0x5412;
 
 void MatrixUtil::buildMatrix(const BitArray& dataBits,
-                             ErrorCorrectionLevel& ecLevel,
+                             const ErrorCorrectionLevel& ecLevel,
                              Version& version,
                              int maskPattern,
                              ByteMatrix& matrix)
diff --git a/source/zxing/zxing/qrcode/encoder/MatrixUtil.h b/source/zxing/zxing/qrcode/encoder/MatrixUtil.h
index 9d596ac..8ed33e2 100644
--- a/source/zxing/zxing/qrcode/encoder/MatrixUtil.h
+++ b/source/zxing/zxing/qrcode/encoder/MatrixUtil.h
@@ -130,7 +130,7 @@ public:
     // Build 2D matrix of QR Code from "dataBits" with "ecLevel", "version" and "getMaskPattern". On
     // success, store the result in "matrix" and return true.
     static void buildMatrix(const BitArray& dataBits,
-                            ErrorCorrectionLevel& ecLevel,
+                            const ErrorCorrectionLevel &ecLevel,
                             Version& version,
                             int maskPattern,
                             ByteMatrix& matrix);
diff --git a/source/zxing/zxing/qrcode/encoder/QREncoder.cpp b/source/zxing/zxing/qrcode/encoder/QREncoder.cpp
index 30f4692..2eefc60 100644
--- a/source/zxing/zxing/qrcode/encoder/QREncoder.cpp
+++ b/source/zxing/zxing/qrcode/encoder/QREncoder.cpp
@@ -1,21 +1,6 @@
 #include "Encoder.h"
 #include "MaskUtil.h"
 
-//import com.google.zxing.EncodeHintType;
-//import com.google.zxing.WriterException;
-//import com.google.zxing.common.BitArray;
-//import com.google.zxing.common.CharacterSetECI;
-//import com.google.zxing.common.reedsolomon.GenericGF;
-//import com.google.zxing.common.reedsolomon.ReedSolomonEncoder;
-//import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
-//import com.google.zxing.qrcode.decoder.Mode;
-//import com.google.zxing.qrcode.decoder.Version;
-
-//import java.io.UnsupportedEncodingException;
-//import java.util.ArrayList;
-//import java.util.Collection;
-//import java.util.Map;
-
 #include <zxing/common/CharacterSetECI.h>
 #include <zxing/UnsupportedEncodingException.h>
 #include <zxing/WriterException.h>
@@ -51,12 +36,12 @@ int Encoder::calculateMaskPenalty(const ByteMatrix& matrix)
             + MaskUtil::applyMaskPenaltyRule4(matrix);
 }
 
-Ref<QRCode> Encoder::encode(const QString& content, Ref<ErrorCorrectionLevel> ecLevel)
+Ref<QRCode> Encoder::encode(const QString& content, ErrorCorrectionLevel &ecLevel)
 {
     return encode(content, ecLevel, NULL);
 }
 
-Ref<QRCode> Encoder::encode(const QString& content, Ref<ErrorCorrectionLevel> ecLevel, const EncodeHint* hints)
+Ref<QRCode> Encoder::encode(const QString& content, ErrorCorrectionLevel &ecLevel, const EncodeHint* hints)
 {
     // Determine what character encoding has been specified by the caller, if any
     QString encoding = hints == NULL ? "" : QString(hints->getCharacterSet().c_str());
@@ -95,14 +80,14 @@ Ref<QRCode> Encoder::encode(const QString& content, Ref<ErrorCorrectionLevel> ec
     int provisionalBitsNeeded = headerBits.getSize()
             + mode->getCharacterCountBits(Version::getVersionForNumber(1))
             + dataBits.getSize();
-    Ref<Version> provisionalVersion = chooseVersion(provisionalBitsNeeded, *ecLevel);
+    Ref<Version> provisionalVersion = chooseVersion(provisionalBitsNeeded, ecLevel);
 
     // Use that guess to calculate the right version. I am still not sure this works in 100% of cases.
 
     int bitsNeeded = headerBits.getSize()
             + mode->getCharacterCountBits(provisionalVersion)
             + dataBits.getSize();
-    Ref<Version> version = chooseVersion(bitsNeeded, *ecLevel);
+    Ref<Version> version = chooseVersion(bitsNeeded, ecLevel);
 
     BitArray headerAndDataBits;
     headerAndDataBits.appendBitArray(headerBits);
@@ -112,7 +97,7 @@ Ref<QRCode> Encoder::encode(const QString& content, Ref<ErrorCorrectionLevel> ec
     // Put data together into the overall payload
     headerAndDataBits.appendBitArray(dataBits);
 
-    zxing::qrcode::ECBlocks ecBlocks = version->getECBlocksForLevel(*ecLevel);
+    zxing::qrcode::ECBlocks ecBlocks = version->getECBlocksForLevel(ecLevel);
     int numDataBytes = version->getTotalCodewords() - ecBlocks.getTotalECCodewords();
 
     // Terminate the bits properly.
@@ -126,18 +111,18 @@ Ref<QRCode> Encoder::encode(const QString& content, Ref<ErrorCorrectionLevel> ec
 
     Ref<QRCode> qrCode(new QRCode);
 
-    qrCode->setECLevel(ecLevel);
+    qrCode->setECLevel(Ref<ErrorCorrectionLevel>(&ecLevel));
     qrCode->setMode(Ref<Mode>(mode));
     qrCode->setVersion(version);
 
     //  Choose the mask pattern and set to "qrCode".
     int dimension = version->getDimensionForVersion();
     Ref<ByteMatrix> matrix(new ByteMatrix(dimension, dimension));
-    int maskPattern = chooseMaskPattern(finalBits, *ecLevel, version, matrix);
+    int maskPattern = chooseMaskPattern(finalBits, ecLevel, version, matrix);
     qrCode->setMaskPattern(maskPattern);
 
     // Build the matrix and set it to "qrCode".
-    MatrixUtil::buildMatrix(*finalBits, *ecLevel, *version, maskPattern, *matrix);
+    MatrixUtil::buildMatrix(*finalBits, ecLevel, *version, maskPattern, *matrix);
     qrCode->setMatrix(matrix);
 
     return qrCode;