public static RecognizedFormatLayers?DecodeFormatLayers(byte[] FormatLayersResponse)
{
if (FormatLayersResponse == null)
{
return(null);
}
if (FormatLayersResponse.Length < 8)
{
return(null);
}
RecognizedFormatLayers decoded = new RecognizedFormatLayers();
BigEndianBitConverter.IsLittleEndian = BitConverter.IsLittleEndian;
decoded.DataLength = BigEndianBitConverter.ToUInt16(FormatLayersResponse, 0);
decoded.Reserved1 = FormatLayersResponse[2];
decoded.Reserved2 = FormatLayersResponse[3];
decoded.NumberOfLayers = FormatLayersResponse[4];
decoded.Reserved3 = (byte)((FormatLayersResponse[5] & 0xC0) >> 6);
decoded.DefaultFormatLayer = (byte)((FormatLayersResponse[5] & 0x30) >> 4);
decoded.Reserved4 = (byte)((FormatLayersResponse[5] & 0x0C) >> 2);
decoded.OnlineFormatLayer = (byte)(FormatLayersResponse[5] & 0x03);
decoded.FormatLayers = new ushort[(FormatLayersResponse.Length - 6) / 2];
for (int i = 0; i < (FormatLayersResponse.Length - 6) / 2; i++)
{
decoded.FormatLayers[i] = BigEndianBitConverter.ToUInt16(FormatLayersResponse, i * 2 + 6);
}
return(decoded);
}
public static RecognizedFormatLayers?DecodeFormatLayers(byte[] FormatLayersResponse)
{
if (FormatLayersResponse == null)
{
return(null);
}
if (FormatLayersResponse.Length < 8)
{
return(null);
}
var decoded = new RecognizedFormatLayers
{
DataLength = BigEndianBitConverter.ToUInt16(FormatLayersResponse, 0),
Reserved1 = FormatLayersResponse[2],
Reserved2 = FormatLayersResponse[3],
NumberOfLayers = FormatLayersResponse[4],
Reserved3 = (byte)((FormatLayersResponse[5] & 0xC0) >> 6),
DefaultFormatLayer = (byte)((FormatLayersResponse[5] & 0x30) >> 4),
Reserved4 = (byte)((FormatLayersResponse[5] & 0x0C) >> 2),
OnlineFormatLayer = (byte)(FormatLayersResponse[5] & 0x03),
FormatLayers = new ushort[(FormatLayersResponse.Length - 6) / 2]
};
for (int i = 0; i < (FormatLayersResponse.Length - 6) / 2; i++)
{
decoded.FormatLayers[i] = BigEndianBitConverter.ToUInt16(FormatLayersResponse, (i * 2) + 6);
}
return(decoded);
}
public static string PrettifyFormatLayers(RecognizedFormatLayers?FormatLayersResponse)
{
if (FormatLayersResponse == null)
{
return(null);
}
RecognizedFormatLayers response = FormatLayersResponse.Value;
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0} format layers recognized", response.NumberOfLayers);
for (int i = 0; i < response.FormatLayers.Length; i++)
{
switch (response.FormatLayers[i])
{
case (ushort)FormatLayerTypeCodes.BDLayer:
{
sb.AppendFormat("Layer {0} is of type Blu-ray", i).AppendLine();
if (response.DefaultFormatLayer == i)
{
sb.AppendLine("This is the default layer.");
}
if (response.OnlineFormatLayer == i)
{
sb.AppendLine("This is the layer actually in use.");
}
break;
}
case (ushort)FormatLayerTypeCodes.CDLayer:
{
sb.AppendFormat("Layer {0} is of type CD", i).AppendLine();
if (response.DefaultFormatLayer == i)
{
sb.AppendLine("This is the default layer.");
}
if (response.OnlineFormatLayer == i)
{
sb.AppendLine("This is the layer actually in use.");
}
break;
}
case (ushort)FormatLayerTypeCodes.DVDLayer:
{
sb.AppendFormat("Layer {0} is of type DVD", i).AppendLine();
if (response.DefaultFormatLayer == i)
{
sb.AppendLine("This is the default layer.");
}
if (response.OnlineFormatLayer == i)
{
sb.AppendLine("This is the layer actually in use.");
}
break;
}
case (ushort)FormatLayerTypeCodes.HDDVDLayer:
{
sb.AppendFormat("Layer {0} is of type HD DVD", i).AppendLine();
if (response.DefaultFormatLayer == i)
{
sb.AppendLine("This is the default layer.");
}
if (response.OnlineFormatLayer == i)
{
sb.AppendLine("This is the layer actually in use.");
}
break;
}
default:
{
sb.AppendFormat("Layer {0} is of unknown type 0x{1:X4}", i, response.FormatLayers[i])
.AppendLine();
if (response.DefaultFormatLayer == i)
{
sb.AppendLine("This is the default layer.");
}
if (response.OnlineFormatLayer == i)
{
sb.AppendLine("This is the layer actually in use.");
}
break;
}
}
}
return(sb.ToString());
}
