// private int width;
// private int height;
public void Write(int width1, int height1, Stream outputStream, Color[] colors)
{
width = width1;
height = height1;
colorData = colors;
// switch (texture2D.Format)
// {
// case SurfaceFormat.Color:
// texture2D.GetData(colorData);
//
// GetColorData(texture2D);
outputStream.Write(HeaderChunk.PngSignature, 0, HeaderChunk.PngSignature.Length);
var buffer1 = new HeaderChunk
{
Width = (uint)width1,
Height = (uint)height1,
BitDepth = 8,
ColorType = colorType,
CompressionMethod = 0,
FilterMethod = 0,
InterlaceMethod = 0
}.Encode();
outputStream.Write(buffer1, 0, buffer1.Length);
var buffer2 = EncodePixelData();
var memoryStream = new MemoryStream();
try
{
using (var zlibStream = new ZlibStream(new MemoryStream(buffer2), CompressionMode.Compress))
{
zlibStream.CopyTo(memoryStream);
}
}
catch (Exception ex)
{
throw new Exception("An error occurred during DEFLATE compression.", ex);
}
var dataChunk = new DataChunk
{
Data = memoryStream.ToArray()
};
var buffer3 = dataChunk.Encode();
outputStream.Write(buffer3, 0, buffer3.Length);
var buffer4 = new EndChunk().Encode();
outputStream.Write(buffer4, 0, buffer4.Length);
}
private Stream BuildVltStream()
{
MemoryStream ms = new MemoryStream(8192);
BinaryWriter bw = new BinaryWriter(ms);
ChunkWriter cw = new ChunkWriter(bw, Vault);
var versionChunk = new VltVersionChunk();
cw.WriteChunk(versionChunk);
var startChunk = new VltStartChunk();
cw.WriteChunk(startChunk);
var dependencyChunk = new VltDependencyChunk(new List <string>
{
$"{Vault.Name}.vlt",
$"{Vault.Name}.bin"
});
cw.WriteChunk(dependencyChunk);
var dataChunk = new VltDataChunk(ExportManager.GetExports());
cw.WriteChunk(dataChunk);
var exportChunk = new VltExportChunk(dataChunk.ExportEntries);
cw.WriteChunk(exportChunk);
var binWriter = new BinaryWriter(BinStream);
foreach (var pointerObject in ExportManager.GetExports().OfType <IPointerObject>())
{
pointerObject.WritePointerData(Vault, binWriter);
}
// after writing exports, we can build pointers
BuildPointers();
var pointersChunk = new VltPointersChunk();
cw.WriteChunk(pointersChunk);
var endChunk = new EndChunk();
cw.WriteChunk(endChunk);
return(ms);
}
public ChunkBase NextChunk(Vault vault)
{
var header = new ChunkBlockHeader();
header.Read(vault, Reader);
ChunkBase chunk = null;
switch (header.ID)
{
case 0x53747245:
chunk = new BinStringsChunk();
break;
case 0x5374724E:
chunk = new VltStartChunk();
break;
case 0x456E6443:
chunk = new EndChunk();
break;
case 0x56657273:
chunk = new VltVersionChunk();
break;
case 0x4465704E:
chunk = new VltDependencyChunk();
break;
case 0x4578704E:
chunk = new VltExportChunk();
break;
case 0x5074724E:
chunk = new VltPointersChunk();
break;
default:
chunk = new GenericChunk(header.ID);
break;
}
chunk.Offset = header.Offset;
chunk.Size = header.Size + 8;
return(chunk);
}
