public static void CompressHuffman(DownsampleFormat format, string dest)
{
DownsampleFormat downFormat = format;
byte[] data = new byte[format.Ylen + format.Cblen + format.Crlen];
format.data.CopyTo(data, 0);
HuffmanTree tree = new HuffmanTree();
tree.CreateTree(tree.GenerateListOfNodes(data));
byte[] decompressDict = tree.SerializeDictionaryToBytes();
byte[] dictionarySize = BitConverter.GetBytes(decompressDict.Length); //svaki integer ima duzinu od 4 bajta u C#
byte[] bmpWidth = BitConverter.GetBytes(format.bmpWidth); //4 bajta
byte[] bmpHeight = BitConverter.GetBytes(format.bmpHeight); //4 bajta
byte[] stride = BitConverter.GetBytes(format.bmpStride); //4 bajta
byte[] downsampleChannels = BitConverter.GetBytes(format.code); //4 bajta
byte[] YDataLen = BitConverter.GetBytes(format.Ylen); //4 bajta
byte[] CbDataLen = BitConverter.GetBytes(format.Cblen); //4 bajta
byte[] CrDataLen = BitConverter.GetBytes(format.Crlen); //4 bajta
using (var writer = new FileStream(dest, FileMode.Create))
{
writer.Write(bmpWidth, 0, bmpWidth.Length);
writer.Write(bmpHeight, 0, bmpHeight.Length);
writer.Write(stride, 0, stride.Length);
writer.Write(downsampleChannels, 0, downsampleChannels.Length);
writer.Write(YDataLen, 0, YDataLen.Length);
writer.Write(CbDataLen, 0, CbDataLen.Length);
writer.Write(CrDataLen, 0, CrDataLen.Length);
writer.Write(dictionarySize, 0, dictionarySize.Length);
writer.Write(decompressDict, 0, decompressDict.Length);
byte[] allData = BitArrayToByteArray(tree.Encode(data));
writer.Write(allData, 0, allData.Length);
}
}
