public virtual void TestShouldReadValid32WFrame()
{
byte[] bytes = BufferTools.StringToByteBuffer(W_FRAME + "xxxxx", 0, W_FRAME.Length);
TestHelper.ReplaceNumbersWithBytes(bytes, 0);
ID3v2Frame frame = new ID3v2Frame(bytes, 0);
Assert.AreEqual(43, frame.GetLength());
Assert.AreEqual("WXXX", frame.GetId());
string s = "00ABCDEFGHIJKLMNOPQRSTUVWXYZABCDE";
byte[] expectedBytes = BufferTools.StringToByteBuffer(s, 0, s.Length);
TestHelper.ReplaceNumbersWithBytes(expectedBytes, 0);
Assert.IsTrue(Arrays.Equals(expectedBytes, frame.GetData()));
}
public virtual void TestShouldPackAndUnpackHeaderToGiveEquivalentObject()
{
byte[] bytes = new byte[26];
for (int i = 0; i < bytes.Length; i++)
{
bytes[i] = unchecked((byte)((byte)('A') + i));
}
ID3v2Frame frame = new ID3v2Frame("TEST", bytes);
byte[] newBytes = frame.ToBytes();
ID3v2Frame frameCopy = new ID3v2Frame(newBytes, 0);
Assert.AreEqual("TEST", frameCopy.GetId());
Assert.AreEqual(frame, frameCopy);
}
/// <exception cref="Mp3net.InvalidDataException"></exception>
protected internal override void UnpackFrameData(byte[] bytes)
{
ByteBuffer bb = ByteBuffer.Wrap(bytes);
id = ByteBufferUtils.ExtractNullTerminatedString(bb);
byte flags = bb.Get();
if ((flags & unchecked((int)(0x01))) == unchecked((int)(0x01)))
{
isRoot = true;
}
if ((flags & unchecked((int)(0x02))) == unchecked((int)(0x02)))
{
isOrdered = true;
}
int childCount = bb.Get();
// TODO: 0xFF -> int = 255; byte = -128;
childs = new string[childCount];
for (int i = 0; i < childCount; i++)
{
childs[i] = ByteBufferUtils.ExtractNullTerminatedString(bb);
}
for (int offset = bb.Position(); offset < bytes.Length; )
{
ID3v2Frame frame = new ID3v2Frame(bytes, offset);
offset += frame.GetLength();
subframes.AddItem(frame);
}
}
/// <exception cref="Mp3net.InvalidDataException"></exception>
protected internal override void UnpackFrameData(byte[] bytes)
{
ByteBuffer bb = ByteBuffer.Wrap(bytes);
id = ByteBufferUtils.ExtractNullTerminatedString(bb);
bb.Position(id.Length + 1);
startTime = bb.GetInt();
endTime = bb.GetInt();
startOffset = bb.GetInt();
endOffset = bb.GetInt();
for (int offset = bb.Position(); offset < bytes.Length; )
{
ID3v2Frame frame = new ID3v2Frame(bytes, offset);
offset += frame.GetLength();
subframes.AddItem(frame);
}
}
public virtual void AddFrame(ID3v2Frame frame)
{
frames.AddItem(frame);
}
private void AddFrame(ID3v2Frame frame, bool replace)
{
ID3v2FrameSet frameSet = frameSets.Get(frame.GetId());
if (frameSet == null)
{
frameSet = new ID3v2FrameSet(frame.GetId());
frameSet.AddFrame(frame);
frameSets.Put(frame.GetId(), frameSet);
}
else
{
if (replace)
{
frameSet.Clear();
frameSet.AddFrame(frame);
}
else
{
frameSet.AddFrame(frame);
}
}
}
