Update

Author: Shane32

QRCoder/Extensions/BitArrayExtensions.cs

@@ -18,43 +18,13 @@ internal static class BitArrayExtensions
         /// <param name="destinationOffset">The zero-based index in the destination <see cref="BitArray"/> at which storing begins.</param>
         /// <param name="count">The number of elements to copy.</param>
         /// <returns>The index in the destination <see cref="BitArray"/> immediately following the last copied element.</returns>
-        public static int CopyTo(this BitArray source, int sourceOffset, BitArray destination, int destinationOffset, int count)
+        public static int CopyTo(this BitArray source, BitArray destination, int sourceOffset, int destinationOffset, int count)
         {
             for (int i = 0; i < count; i++)
             {
                 destination[destinationOffset + i] = source[sourceOffset + i];
             }
             return destinationOffset + count;
         }
-
-        /// <summary>
-        /// Copies a specified number of elements from one <see cref="BitArray"/> to another starting at the specified offsets,
-        /// and reverses every set of 8 bits during the copy operation.
-        /// </summary>
-        /// <param name="source">The source <see cref="BitArray"/> from which elements will be copied.</param>
-        /// <param name="sourceOffset">The zero-based index in the source <see cref="BitArray"/> at which copying begins.</param>
-        /// <param name="destination">The destination <see cref="BitArray"/> to which elements will be copied.</param>
-        /// <param name="destinationOffset">The zero-based index in the destination <see cref="BitArray"/> at which storing begins.</param>
-        /// <param name="count">The number of elements to copy. Must be a multiple of 8.</param>
-        /// <returns>The index in the destination <see cref="BitArray"/> immediately following the last copied element.</returns>
-        public static int CopyToRev8(this BitArray source, int sourceOffset, BitArray destination, int destinationOffset, int count)
-        {
-            if (count % 8 != 0)
-            {
-                throw new ArgumentException("Count must be a multiple of 8.", nameof(count));
-            }
-
-            for (int i = 0; i < count; i += 8)
-            {
-                // Reverse the current set of 8 bits
-                for (int j = 0; j < 8; j++)
-                {
-                    destination[destinationOffset + i + j] = source[sourceOffset + i + (7 - j)];
-                }
-            }
-
-            return destinationOffset + count;
-        }
-
     }
 }

QRCoder/QRCodeGenerator.cs

@@ -224,9 +224,9 @@ private static QRCodeData GenerateQrCode(BitArray bitArray, ECCLevel eccLevel, i
 
             //Calculate error correction words
             var codeWordWithECC = new List<CodewordBlock>(eccInfo.BlocksInGroup1 + eccInfo.BlocksInGroup2);
-            AddCodeWordBlocks(1, eccInfo.BlocksInGroup1, eccInfo.CodewordsInGroup1, bitArray, 0, bitArray.Length);
+            AddCodeWordBlocks(1, eccInfo.BlocksInGroup1, eccInfo.CodewordsInGroup1, 0, bitArray.Length);
             int offset = eccInfo.BlocksInGroup1 * eccInfo.CodewordsInGroup1 * 8;
-            AddCodeWordBlocks(2, eccInfo.BlocksInGroup2, eccInfo.CodewordsInGroup2, bitArray, offset, bitArray.Length - offset);
+            AddCodeWordBlocks(2, eccInfo.BlocksInGroup2, eccInfo.CodewordsInGroup2, offset, bitArray.Length - offset);
 
 
             //Calculate interleaved code word lengths
@@ -253,7 +253,7 @@ private static QRCodeData GenerateQrCode(BitArray bitArray, ECCLevel eccLevel, i
                 foreach (var codeBlock in codeWordWithECC)
                 {
                     if (codeBlock.CodeWordsLength / 8 > i)
-                        pos = bitArray.CopyTo(i * 8 + codeBlock.CodeWordsOffset, interleavedData, pos, 8);
+                        pos = bitArray.CopyTo(interleavedData, i * 8 + codeBlock.CodeWordsOffset, pos, 8);
                 }
             }
             for (var i = 0; i < eccInfo.ECCPerBlock; i++)
@@ -287,18 +287,13 @@ private static QRCodeData GenerateQrCode(BitArray bitArray, ECCLevel eccLevel, i
             ModulePlacer.AddQuietZone(qr);
             return qr;
 
-            void AddCodeWordBlocks(int blockNum, int blocksInGroup, int codewordsInGroup, BitArray bitArray2, int offset2, int count)
+            void AddCodeWordBlocks(int blockNum, int blocksInGroup, int codewordsInGroup, int offset2, int count)
             {
                 var groupLength = codewordsInGroup * 8;
                 for (var i = 0; i < blocksInGroup; i++)
                 {
-                    var eccWordList = CalculateECCWords(bitArray2, offset2, groupLength, eccInfo);
-                    codeWordWithECC.Add(new CodewordBlock(
-                                          //bitArray2,
-                                          offset2,
-                                          groupLength,
-                                          eccWordList)
-                                    );
+                    var eccWordList = CalculateECCWords(bitArray, offset2, groupLength, eccInfo);
+                    codeWordWithECC.Add(new CodewordBlock(offset2, groupLength, eccWordList));
                     offset2 += groupLength;
                 }
             }