public byte[] ToARGB32()
{
var result = new byte[BitmapWidth * BitmapHeight * 4];
var swf_reader = SwfStreamReader.DecompressZBytesToReader(ZlibBitmapData);
if (BitmapFormat == 3)
{
var palette = new SwfColor[BitmapColorTableSize];
for (var i = 0; i < palette.Length; ++i)
{
palette[i] = SwfColor.Read(swf_reader, false);
}
var palette_pitch = BitmapWidth % 4 == 0
? BitmapWidth
: BitmapWidth + (4 - BitmapWidth % 4);
var palette_indices = swf_reader.ReadRest();
for (var i = 0; i < BitmapHeight; ++i)
{
for (var j = 0; j < BitmapWidth; ++j)
{
var result_index = j + i * BitmapWidth;
var palette_index = palette_indices[j + i * palette_pitch];
var palette_color = palette[palette_index];
result[result_index * 4 + 0] = palette_color.A;
result[result_index * 4 + 1] = palette_color.R;
result[result_index * 4 + 2] = palette_color.G;
result[result_index * 4 + 3] = palette_color.B;
}
}
}
else if (BitmapFormat == 5)
{
for (var i = 0; i < BitmapWidth * BitmapHeight; ++i)
{
var pix24 = swf_reader.ReadUInt32();
result[i * 4 + 0] = 255;
result[i * 4 + 1] = (byte)((pix24 >> 8) & 0xFF);
result[i * 4 + 2] = (byte)((pix24 >> 16) & 0xFF);
result[i * 4 + 3] = (byte)((pix24 >> 24) & 0xFF);
}
}
else
{
throw new System.Exception(string.Format(
"Incorrect DefineBitsLossless format: {0}",
BitmapFormat));
}
return(result);
}
