/// <summary>
/// Parse TS_FP_UPDATE_PALETTE
/// </summary>
/// <param name="updateHeader">update header</param>
/// <param name="compressionFlags">compression flags</param>
/// <param name="size">update data size(before decompression)</param>
/// <param name="updateData">update data(decompressed)</param>
/// <returns>TS_FP_UPDATE_PALETTE</returns>
private TS_FP_UPDATE_PALETTE ParseTsFpUpdatePalette(
byte updateHeader,
compressedType_Values compressionFlags,
UInt16 size,
byte[] updateData)
{
TS_FP_UPDATE_PALETTE palette = new TS_FP_UPDATE_PALETTE();
// TS_FP_UPDATE_PALETTE: updateHeader
palette.updateHeader = updateHeader;
// TS_FP_UPDATE_PALETTE: compressionFlags
palette.compressionFlags = compressionFlags;
// TS_FP_UPDATE_PALETTE: size
palette.size = size;
// TS_FP_UPDATE_PALETTE: paletteUpdateData
int index = 0;
palette.paletteUpdateData = ParseTsUpdatePaletteData(updateData, ref index);
// Check if data length exceeded expectation
VerifyDataLength(updateData.Length, index, ConstValue.ERROR_MESSAGE_DATA_LENGTH_EXCEEDED);
return palette;
}
private byte[] EncodePalette(TS_FP_UPDATE_PALETTE paletteData)
{
List<byte> totalBuffer = new List<byte>();
List<byte> buffer = new List<byte>();
RdpbcgrEncoder.EncodeStructure(buffer, (ushort)paletteData.paletteUpdateData.updateType);
RdpbcgrEncoder.EncodeStructure(buffer, paletteData.paletteUpdateData.pad2Octets);
RdpbcgrEncoder.EncodeStructure(buffer, paletteData.paletteUpdateData.numberColors);
if (paletteData.paletteUpdateData.paletteEntries != null)
{
for (int i = 0; i < paletteData.paletteUpdateData.paletteEntries.Length; ++i)
{
RdpbcgrEncoder.EncodeStructure(buffer, paletteData.paletteUpdateData.paletteEntries[i].red);
RdpbcgrEncoder.EncodeStructure(buffer, paletteData.paletteUpdateData.paletteEntries[i].green);
RdpbcgrEncoder.EncodeStructure(buffer, paletteData.paletteUpdateData.paletteEntries[i].blue);
}
}
if (paletteData.compressionFlags != compressedType_Values.None)
{
RdpbcgrEncoder.EncodeBytes(
totalBuffer, serverSessionContext.Compress(paletteData.compressionFlags, buffer.ToArray()));
}
else
{
RdpbcgrEncoder.EncodeBytes(totalBuffer, buffer.ToArray());
}
return totalBuffer.ToArray();
}
