private void CopyImage()
{
var cs = _jp2.OpenCodestream();
int tileparts = cs.OpenChildren().Count();
var markers = cs.Markers.Values
.Where(ms => ms.Type != MarkerType.TLM);
var csout = new JP2Codestream(markers, tileparts);
csout.Bind(_mem, 0);
JP2TilePart tpin = cs.OpenTilePart(0, 0);
JP2TilePart tpout = csout.CreateTilePart(0, true);
tpout.AddPacketLengths(
tpin.GetPacketLengths(0, tpin.Packets));
tpout.Flush();
uint dataCount =
JP2TilePart.BulkTransferData(tpout, 0, tpin, 0, tpin.Packets);
csout.Flush();
}
public void Initialize()
{
_fs = File.OpenRead("test.jp2");
_mem = new MemoryStream();
_csin = Jp2File.Open(_fs).OpenCodestream();
var siz = _csin.Markers[MarkerType.SIZ] as SizMarker;
var cod = _csin.Markers[MarkerType.COD] as CodMarker;
var qcd = _csin.Markers[MarkerType.QCD] as QcdMarker;
var tpin = _csin.OpenTilePart(0, 0);
var csout = new JP2Codestream(new List <MarkerSegment>()
{
siz, cod, qcd
}, 1);
csout.Bind(_mem, 0);
var tpout = csout.CreateTilePart(0, true);
var lengths = tpin.GetPacketLengths(0, tpin.Packets);
tpout.AddPacketLengths(lengths);
tpout.Flush();
csout.Flush();
_mem.Seek(0, SeekOrigin.Begin);
}