public override void Flush()
{
// TODO: array pool, whats the maximum this can be?
byte[] output = new byte[4096];
long written = SlzState.slz_finish(this._state, output);
if (written > 0)
{
this._targetStream.Write(output, 0, (int)written);
}
}
static void SimpleCase1()
{
SlzState state = new SlzState(1, SlzState.SlzFormat.SLZ_FMT_GZIP);
byte[] input = Encoding.UTF8.GetBytes("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA");
using (MemoryStream ms = new MemoryStream())
{
byte[] output = new byte[1024];
byte[] output2 = new byte[1024];
long encoded = 0;
for (int i = 0; i < input.Length; i++)
{
int lenc = (int)SlzState.slz_encode(state, output, new byte[] { input[i] }, 1, true);
if (lenc > 0)
{
encoded += lenc;
ms.Write(output, 0, (int)lenc);
}
}
long flushed = SlzState.slz_finish(state, output2);
ms.Write(output2, 0, (int)flushed);
byte[] lala = ms.ToArray();
string s = Convert.ToBase64String(lala);
//using (GZipStream gz = new GZipStream(new MemoryStream(lala), CompressionMode.Decompress))
//{
// byte[] decompress = new byte[1024];
// gz.Read(decompress, 0, decompress.Length);
//}
using (GZipStream gz = new GZipStream(new MemoryStream(lala), CompressionMode.Decompress))
{
byte[] decompress = new byte[1024];
gz.Read(decompress, 0, decompress.Length);
}
}
}
public override void Write(byte[] buffer, int offset, int count)
{
#if PEDANTIC
// TODO: code pedantic checks on the parameters
#endif
byte[] otput = new byte[2 * count];
long written = SlzState.slz_encode(this._state, otput, buffer, count, true);
if (written > 0)
{
this._targetStream.Write(otput, 0, (int)written);
}
}
public void NormalMemMatch()
{
SlzState state = new SlzState(1, SlzState.SlzFormat.SLZ_FMT_GZIP);
byte[] input = File.ReadAllBytes(@".\samples\json\governmentroles.json");
// byte[] input = File.ReadAllBytes(@".\samples\calgary\bib");
byte[] output = new byte[input.Length * 4]; // worst case eh :)
using (MemoryStream temp = new MemoryStream())
{
int lenc = (int)SlzState.slz_encode(state, output, input, input.Length, false);
// and dump
temp.Write(output, 0, lenc);
}
}
public SlzState(int level, SlzFormat format)
{
SlzState.slz_init(this, level, format);
}
static void Main(string[] args)
{
// SimpleCase1();
//var summary = BenchmarkRunner.Run<Benchmarks>();
//return;
for (int i = 0; i < 100; i++)
{
SlzState state = new SlzState(1, SlzState.SlzFormat.SLZ_FMT_GZIP);
int total = 0;
using (FileStream fs = new FileStream(@".\samples\large-calgary\paper4", FileMode.Open, FileAccess.Read))
// using (FileStream fs = new FileStream(@".\samples\json\governmentroles.json", FileMode.Open, FileAccess.Read))
{
byte[] input = new byte[128 * 1024];
byte[] output = new byte[input.Length * 4]; // worst case eh :)
using (MemoryStream temp = new MemoryStream())
{
int read = fs.Read(input, 0, input.Length);
while (read > 0)
{
// compress
int lenc = (int)SlzState.slz_encode(state, output, input, read, true);
total += lenc;
// and dump
temp.Write(output, 0, lenc);
break;
read = fs.Read(input, 0, input.Length);
}
int flushed = SlzState.slz_finish(state, output);
total += flushed;
temp.Write(output, 0, flushed);
File.WriteAllBytes(@"c:\temp\2.gz", temp.ToArray());
// we are done and try to decompress it now
using (GZipStream gz = new GZipStream(new MemoryStream(temp.ToArray()), CompressionMode.Decompress))
{
byte[] decompress = new byte[1024];
int totalread;
int unread;
totalread = unread = gz.Read(decompress, 0, decompress.Length);
while (unread > 0)
{
unread = gz.Read(decompress, 0, decompress.Length);
totalread += unread;
}
}
}
}
}
}