private void Handle_IDAT(PNGChunk chunk)
{
IDATChunk idatC = new IDATChunk();
idatC.ChunkData = chunk.ChunkData;
IDATList.Add(idatC);
}
public void AddChunk(IDATChunk i)
{
if (IFrame)
{
idats.Add(i);
}
else
{
throw new ApplicationException("Cannot add IDAT chunk to fdAT frame");
}
}
protected void WriteImageData(Stream s, IList <byte> imageData, uint width, uint height)
{
WriteSignature(s);
IHDRChunk tIHDR = new IHDRChunk();
tIHDR.ChunkData = IHDR.ChunkData;
tIHDR.Width = width;
tIHDR.Height = height;
WriteChunk(s, tIHDR);
WriteAncillaryChunks(s);
IDATChunk id = new IDATChunk();
id.ChunkData = imageData.ToArray();
WriteChunk(s, id);
WriteChunk(s, IEND);
}
private void Handle_IDAT(PNGChunk chunk)
{
IDATChunk idatC = new IDATChunk();
idatC.ChunkData = chunk.ChunkData;
IDATList.Add(idatC);
if (frames.Count > 1)
{
throw new ApplicationException("IDAT chunk encountered out of order");
}
else if (frames.Count == 1)
{
Frame f = frames.First();
f.AddChunk(idatC);
}
}
