/// <summary>
/// Runs a Run Length Encoding Algorithim on the selceted data.
/// </summary>
/// <param name="xData"></param>
/// <param name="Mode"></param>
/// <returns></returns>
public static byte[] RunRLEAlgorithim(byte[] xData, RLEMode Mode)
{
if (Mode == RLEMode.Encode)
{
List <byte> tem = new List <byte>();
for (int i = 0; i < xData.Length; i++)
{
int rl = 1;
while ((i + 1) < xData.Length && xData[i] == xData[i + 1])
{
if (rl >= 255)
{
break;
}
rl++; i++;
}
tem.Add((byte)rl);
tem.Add(xData[i]);
}
return(tem.ToArray());
}
else if (Mode == RLEMode.Decode)
{
List <byte> tem = new List <byte>();
for (int i = 0; i < xData.Length; i += 2)
{
for (int j = 0; j < xData[i]; j++)
{
tem.Add(xData[i + 1]);
}
}
return(tem.ToArray());
}
else
{
throw MojoIOExceptions.InvalidInputException;
}
}
public RHR_RLETileEncoder(RLEMode mode)
{
Mode = mode;
}
/// <summary>
/// Runs a Run Length Encoding Algorithim on the selceted data.
/// </summary>
/// <param name="xData"></param>
/// <param name="Mode"></param>
/// <returns></returns>
public static byte[] RunRLEAlgorithim(byte[] xData, RLEMode Mode)
{
if (Mode == RLEMode.Encode)
{
List<byte> tem = new List<byte>();
for (int i = 0; i < xData.Length; i++)
{
int rl = 1;
while ((i + 1) < xData.Length && xData[i] == xData[i + 1])
{
if (rl >= 255) break;
rl++; i++;
}
tem.Add((byte)rl);
tem.Add(xData[i]);
}
return tem.ToArray();
}
else if (Mode == RLEMode.Decode)
{
List<byte> tem = new List<byte>();
for (int i = 0; i < xData.Length; i += 2)
for (int j = 0; j < xData[i]; j++)
tem.Add(xData[i + 1]);
return tem.ToArray();
}
else throw MojoIOExceptions.InvalidInputException;
}
