public LongStream()
{
this.ostream = new OctetStream ();
this.offsets = new List<int> ();
this.count = 0;
this.ctx = new OctetStream.Context ();
}
public LongStream(LongStream longstream)
{
this.ostream = new OctetStream (longstream.ostream);
this.offsets = longstream.offsets;
this.count = longstream.count;
this.ctx = new OctetStream.Context ();
}
/// <summary>
/// Retrives the long stored at <term>index</term> position of the stream
/// </summary>
public long this[int index]
{
get {
var ctx = new OctetStream.Context (this.offsets [index >> OFFSET_MASK_LENGTH]);
int resting = index & OFFSET_MASK;
long value = CODER.Decode (this.ostream, ctx);
for (int i = 0; i < resting; ++i) {
value = CODER.Decode (this.ostream, ctx);
}
return value;
}
}
public void Decompress(List<long> list, int symbol)
{
var m = this.lengths [symbol];
var ctx = new OctetStream.Context (this.offsets [symbol]);
this.lstream.Decompress (list, ctx, m);
for (int i = 1; i < list.Count; ++i) {
list [i] += list [i - 1];
}
}
public void Decompress(List<long> list, int firstIndex, int count)
{
var ctx = new OctetStream.Context ();
ctx.Offset = this.offsets [firstIndex >> OFFSET_MASK_LENGTH];
int resting = firstIndex & OFFSET_MASK;
for (int i = 0; i < resting; ++i) {
CODER.Decode (this.ostream, ctx);
}
for (int i = 0; i < count; ++i) {
var u = CODER.Decode (this.ostream, ctx);
list.Add (u);
}
}