public async Task <byte[]> DecompressAsync(byte[] data, ZlibCompressionOptions options)
{
var _options = GetOptions(options);
var inStream = new MemoryStream();
var bytes = data;
await inStream.WriteAsync(bytes, 0, bytes.Length);
inStream.Position = 0;
var outStream = new MemoryStream();
var outZStream = new zlib.ZOutputStream(outStream);
try
{
await copyStreamAsync(inStream, outZStream, _options.DecompressBufferSize);
}
finally
{
outZStream.Close();
outStream.Close();
inStream.Close();
}
return(outStream.ToArray());
}
public byte[] Compress(byte[] data, ZlibCompressionOptions options)
{
var _options = GetOptions(options);
var bytes = data;
var outStream = new MemoryStream();
var inStream = new MemoryStream();
inStream.Write(bytes, 0, bytes.Length);
inStream.Position = 0;
var outZStream = new zlib.ZOutputStream(outStream, zlib.zlibConst.Z_DEFAULT_COMPRESSION);
try
{
copyStream(inStream, outZStream, _options.CompressBufferSize);
}
finally
{
outZStream.Close();
outStream.Close();
inStream.Close();
}
return(outStream.ToArray());
}
private ZlibCompressionOptions GetOptions(ZlibCompressionOptions options)
{
var result = (options == null) ? new ZlibCompressionOptions(): options;
if (result.CompressBufferSize <= 0)
{
result.CompressBufferSize = 10420;
}
if (result.DecompressBufferSize <= 0)
{
result.DecompressBufferSize = 10420;
}
return(result);
}
public async Task <Stream> DecompressAsync(Stream data, ZlibCompressionOptions options)
{
var _options = GetOptions(options);
var inStream = data;
var outStream = new MemoryStream();
var outZStream = new zlib.ZOutputStream(outStream);
try
{
await copyStreamAsync(inStream, outZStream, _options.DecompressBufferSize);
}
finally
{
outZStream.Close();
outStream.Close();
inStream.Close();
}
return(outStream);
}
public Stream Compress(Stream data, ZlibCompressionOptions options)
{
var _options = GetOptions(options);
var outStream = new MemoryStream();
var inStream = data;
var outZStream = new zlib.ZOutputStream(outStream, zlib.zlibConst.Z_DEFAULT_COMPRESSION);
try
{
copyStream(inStream, outZStream, _options.CompressBufferSize);
}
finally
{
outZStream.Close();
outStream.Close();
inStream.Close();
}
return(outStream);
}
