/// <summary>
/// Retrieves the frame ID from the specified frame instance.
/// </summary>
/// <param name="frame">The frame instance.</param>
/// <returns>The frame ID, or null if there is no frame handler for the specified frame instance.</returns>
internal string GetFrameIdFromFrame(Id3Frame frame)
{
if (frame is UnknownFrame unknownFrame)
{
return(unknownFrame.Id);
}
Type frameType = frame.GetType();
FrameHandler handler = FrameHandlers[frameType];
return(handler?.FrameId);
}
internal string GetFrameIdFromFrame(Id3Frame frame)
{
var unknownFrame = frame as UnknownFrame;
if (unknownFrame != null)
{
return(unknownFrame.Id);
}
Type frameType = frame.GetType();
FrameHandler handler = FrameHandlers[frameType];
return(handler != null ? handler.FrameId : null);
}
void ISerializationSurrogate.GetObjectData(object obj, SerializationInfo info, StreamingContext context)
{
var tag = (Id3Tag)obj;
info.AddValue("MajorVersion", tag.MajorVersion);
info.AddValue("MinorVersion", tag.MinorVersion);
int frameCount = tag.Frames.Count;
info.AddValue("FrameCount", frameCount);
for (int i = 0; i < frameCount; i++)
{
Id3Frame frame = tag.Frames[i];
info.AddValue("Frame" + i + "Type", frame.GetType().AssemblyQualifiedName);
info.AddValue("Frame" + i, frame);
}
}