public void TestDecoding1()
{
Assert.Catch <ArgumentOutOfRangeException>(() =>
{
HeaderConvertor.Decode(new byte[] { 0 }, 4);
});
// decode a test header.
var header = HeaderConvertor.Decode(new byte[] { 11 }, 0);
Assert.AreEqual(3, header.Version);
Assert.AreEqual(false, header.ArF0);
Assert.AreEqual(false, header.IsPoint);
Assert.AreEqual(false, header.ArF1);
Assert.AreEqual(true, header.HasAttributes);
// decode another test header.
header = HeaderConvertor.Decode(new byte[] { 35 }, 0);
Assert.AreEqual(3, header.Version);
Assert.AreEqual(false, header.ArF0);
Assert.AreEqual(true, header.IsPoint);
Assert.AreEqual(false, header.ArF1);
Assert.AreEqual(false, header.HasAttributes);
// decode another test header.
header = HeaderConvertor.Decode(new byte[] { 43 }, 0);
Assert.AreEqual(3, header.Version);
Assert.AreEqual(false, header.ArF0);
Assert.AreEqual(true, header.IsPoint);
Assert.AreEqual(false, header.ArF1);
Assert.AreEqual(true, header.HasAttributes);
// decode another test header.
header = HeaderConvertor.Decode(new byte[] { 3 }, 0);
Assert.AreEqual(3, header.Version);
Assert.AreEqual(false, header.ArF0);
Assert.AreEqual(false, header.IsPoint);
Assert.AreEqual(false, header.ArF1);
Assert.AreEqual(false, header.HasAttributes);
// decode another test header.
header = HeaderConvertor.Decode(new byte[] { 67 }, 0);
Assert.AreEqual(3, header.Version);
Assert.AreEqual(false, header.ArF0);
Assert.AreEqual(false, header.IsPoint);
Assert.AreEqual(true, header.ArF1);
Assert.AreEqual(false, header.HasAttributes);
// decode another test header.
header = HeaderConvertor.Decode(new byte[] { 19 }, 0);
Assert.AreEqual(3, header.Version);
Assert.AreEqual(true, header.ArF0);
Assert.AreEqual(false, header.IsPoint);
Assert.AreEqual(false, header.ArF1);
Assert.AreEqual(false, header.HasAttributes);
}
/// <summary>
/// Returns true if the given data can be decoded by this decoder.
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
protected override bool CanDecode(byte[] data)
{
// decode the header first.
var header = HeaderConvertor.Decode(data, 0);
// check header info.
if (!header.ArF1 ||
header.IsPoint ||
!header.ArF0 ||
!header.HasAttributes)
{ // header is incorrect.
return(false);
}
return(true);
}
/// <summary>
/// Returns true if the given data can be decoded by this decoder.
/// </summary>
public static bool CanDecode(byte[] data)
{
// decode the header first.
var header = HeaderConvertor.Decode(data, 0);
// check header info.
if (header.ArF1 &&
!header.IsPoint &&
header.ArF0 &&
!header.HasAttributes)
{ // header is incorrect.
return(false);
}
return(data != null && (data.Length == 20 || data.Length == 21));
}
/// <summary>
/// Returns true if the given data can be decoded by this decoder.
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
protected override bool CanDecode(byte[] data)
{
// decode the header first.
var header = HeaderConvertor.Decode(data, 0);
// check header info.
if (header.ArF1 ||
header.IsPoint ||
header.ArF0 ||
header.HasAttributes)
{ // header is incorrect.
return(false);
}
return(data != null && (data.Length == 8 || data.Length == 9 || data.Length == 10 || data.Length == 11));
}
/// <summary>
/// Returns true if the given data can be decoded but this decoder.
/// </summary>
public static bool CanDecode(byte[] data)
{
if (data != null)
{
// decode the header first.
var header = HeaderConvertor.Decode(data, 0);
// check header info.
if (header.ArF1 ||
header.IsPoint ||
header.ArF0 ||
!header.HasAttributes)
{ // header is incorrect.
return(false);
}
return(true);
}
return(false);
}
/// <summary>
/// Returns true if the given data can be decoded but this decoder.
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
protected override bool CanDecode(byte[] data)
{
if (data != null)
{
// decode the header first.
var header = HeaderConvertor.Decode(data, 0);
// check header info.
if (header.ArF1 ||
header.IsPoint ||
!header.ArF0 ||
header.HasAttributes)
{ // header is incorrect.
return(false);
}
int count = (data.Length - 15);
return(count % 4 == 0);
}
return(false);
}
/// <summary>
/// Returns true if the given data can be decoded but this decoder.
/// </summary>
/// <param name="data"></param>
/// <returns></returns>
protected override bool CanDecode(byte[] data)
{
if (data != null)
{
// decode the header first.
var header = HeaderConvertor.Decode(data, 0);
// check header info.
if (header.ArF1 ||
header.IsPoint ||
header.ArF0 ||
!header.HasAttributes)
{ // header is incorrect.
return(false);
}
//// check size.
//int count = data.Length - 16;
//int mod7 = count % 7;
//return mod7 == 0 || mod7 == 1 || mod7 == 2;
return(true);
}
return(false);
}