public static int DoCompress(string infile, MemoryStream output, FormatCompress format, out FormatCompress actualFormat)
{
CompressionFormat fmt = null;
switch (format)
{
case FormatCompress.LZ10: fmt = new LZ10(); break;
case FormatCompress.LZ11: fmt = new LZ11(); break;
case FormatCompress.LZOVL: fmt = new LZOvl(); break;
case FormatCompress.RLE: fmt = new RLE(); break;
case FormatCompress.HUFF4: Huffman.CompressBlockSize = Huffman.BlockSize.FOURBIT; fmt = new Huffman(); break;
case FormatCompress.HUFF8: Huffman.CompressBlockSize = Huffman.BlockSize.EIGHTBIT; fmt = new Huffman(); break;
case FormatCompress.HUFF:
return CompressHuff(infile, output, out actualFormat);
case FormatCompress.GBA:
return CompressGBA(infile, output, out actualFormat);
case FormatCompress.NDS:
return CompressNDS(infile, output, out actualFormat);
default:
actualFormat = FormatCompress.Invalid;
return -1;
}
actualFormat = format;
using (FileStream inStream = File.OpenRead(infile))
{
try
{
return fmt.Compress(inStream, inStream.Length, output);
}
catch (Exception s)
{
// any exception generated by compression is a fatal exception
Console.WriteLine(s.Message);
return -1;
}
}
}
