/// <summary>Creates the specified header.</summary>
/// <param name="header">The header.</param>
/// <param name="flags">The flags.</param>
/// <param name="description">The description.</param>
/// <param name="type">The type.</param>
/// <param name="mimeType">Type of the MIME.</param>
/// <param name="imageData">The image data.</param>
/// <returns></returns>
/// <exception cref="NotSupportedException"></exception>
public static ID3v2APICFrame Create(ID3v2Header header, ID3v2FrameFlags flags, string description, ID3v2PictureType type, string mimeType, byte[] imageData)
{
ID3v2EncodingType encoding = ID3v2Encoding.Select(header, description + mimeType);
// header, encoding[1], mimeType+0, pitureType[1], description+0, data
byte[] descriptionBytes = ID3v2Encoding.GetBytes(encoding, description, true);
byte[] mimeTypeBytes = ID3v2Encoding.GetBytes(encoding, mimeType, true);
int contentSize = descriptionBytes.Length + mimeTypeBytes.Length + 1 + 1 + imageData.Length;
var frameHeader = ID3v2FrameHeader.Create(header, "APIC", flags, contentSize);
using (var ms = new MemoryStream())
{
var writer = new DataWriter(ms);
writer.Write(frameHeader.Data);
writer.Write((byte)encoding);
writer.Write(mimeTypeBytes);
writer.Write((byte)type);
writer.Write(descriptionBytes);
writer.Write(imageData);
if (frameHeader.HeaderSize + contentSize != ms.Position)
{
throw new Exception();
}
return(new ID3v2APICFrame(new ID3v2Frame(header, ms.ToArray())));
}
}
/// <summary>Creates a new ID3v2TextFrame.</summary>
/// <param name="header">The header.</param>
/// <param name="flags">The flags.</param>
/// <param name="id">The identifier.</param>
/// <param name="text">The text.</param>
/// <returns></returns>
/// <exception cref="NotSupportedException"></exception>
public static ID3v2TextFrame Create(ID3v2Header header, ID3v2FrameFlags flags, string id, string text)
{
var encoding = ID3v2Encoding.Select(header, text);
// header, encoding[1], name+0
var textBytes = ID3v2Encoding.GetBytes(encoding, text, true);
var contentSize = 1 + textBytes.Length;
var frameHeader = ID3v2FrameHeader.Create(header, id, flags, contentSize);
using var ms = new MemoryStream();
var writer = new DataWriter(ms);
writer.Write(frameHeader.Data);
writer.Write((byte)encoding);
writer.Write(textBytes);
return(new ID3v2TextFrame(new ID3v2Frame(header, ms.ToArray())));
}
/// <summary>Creates a new header.</summary>
/// <param name="header">The tag header.</param>
/// <param name="flags">The flags.</param>
/// <param name="data">The data.</param>
/// <returns></returns>
/// <exception cref="NotSupportedException">Unsupported Header Version.</exception>
public static ID3v2XSLTFrame Create(ID3v2Header header, ID3v2FrameFlags flags, byte[] data)
{
switch (header.Version)
{
case 3:
case 4: break;
default: throw new NotSupportedException("Unsupported Header Version");
}
var frameHeader = ID3v2FrameHeader.Create(header, "XSLT", flags, data.Length);
using var ms = new MemoryStream();
var writer = new DataWriter(ms);
writer.Write(frameHeader.Data);
writer.Write(data);
return(new ID3v2XSLTFrame(new ID3v2Frame(header, ms.ToArray())));
}
/// <summary>Creates a new header.</summary>
/// <param name="header">The tag header.</param>
/// <param name="flags">The flags.</param>
/// <param name="name">The name.</param>
/// <param name="value">The value.</param>
/// <returns></returns>
/// <exception cref="NotSupportedException"></exception>
public static ID3v2TXXXFrame Create(ID3v2Header header, ID3v2FrameFlags flags, string name, string value)
{
var encoding = ID3v2Encoding.Select(header, name + value);
// header, encoding[1], name+0, value+0
var nameBytes = ID3v2Encoding.GetBytes(encoding, name, true);
var valueBytes = ID3v2Encoding.GetBytes(encoding, value, true);
var contentSize = nameBytes.Length + valueBytes.Length + 1;
var frameHeader = ID3v2FrameHeader.Create(header, "TXXX", flags, contentSize);
using var ms = new MemoryStream();
var writer = new DataWriter(ms);
writer.Write(frameHeader.Data);
writer.Write((byte)encoding);
writer.Write(nameBytes);
writer.Write(valueBytes);
return(new ID3v2TXXXFrame(new ID3v2Frame(header, ms.ToArray())));
}