private void Compress()
{
if (VQCompression)
{
VqCompress();
}
else
{
_compressStopWath = new Stopwatch();
_fileName = _openDialog.FileName;
OnPropertyChanged("SourceImage");
var bitmap = new Bitmap(_fileName);
_compressStopWath.Start();
bitmap = ApplyHaarTransform(true, false, CodeBookSizePow, bitmap);
var rle = new RLE(bitmap);
var imgCompr = new DwtImage {
Height = bitmap.Height, Width = bitmap.Width, Image = rle.CompressImage()
};
_compressedData = imgCompr.ToByteArray();
_compressedData = HuffmanEncoder.Encode(_compressedData);
byte[] result;
using (var resultStream = new MemoryStream())
{
using (var compressionStream = new DeflateStream(resultStream, CompressionLevel.Optimal))
{
compressionStream.Write(_compressedData, 0, _compressedData.Length);
}
result = resultStream.ToArray();
}
_compressedData = result;
_compressStopWath.Stop();
_compressed = imgCompr;
}
Wind.Dispatcher.Invoke(Decompress);
Wind.Dispatcher.Invoke(SetResults);
}
private void Compress()
{
if(VQCompression) VqCompress();
else
{
_compressStopWath = new Stopwatch();
_fileName = _openDialog.FileName;
OnPropertyChanged("SourceImage");
var bitmap = new Bitmap(_fileName);
_compressStopWath.Start();
bitmap = ApplyHaarTransform(true, false, CodeBookSizePow, bitmap);
var rle = new RLE(bitmap);
var imgCompr = new DwtImage {Height = bitmap.Height, Width = bitmap.Width, Image = rle.CompressImage()};
_compressedData = imgCompr.ToByteArray();
_compressedData = HuffmanEncoder.Encode(_compressedData);
byte[] result;
using (var resultStream = new MemoryStream())
{
using (var compressionStream = new DeflateStream(resultStream, CompressionLevel.Optimal))
{
compressionStream.Write(_compressedData, 0, _compressedData.Length);
}
result = resultStream.ToArray();
}
_compressedData = result;
_compressStopWath.Stop();
_compressed = imgCompr;
}
Wind.Dispatcher.Invoke(Decompress);
Wind.Dispatcher.Invoke(SetResults);
}
