/// <summary>
/// Reads tags for the given MP3
/// </summary>
/// <param name="Filename">FileInfo representation of the MP3</param>
public ID3v2(FileInfo MP3)
{
byte[] header = new byte[6];
byte[] tagSize = new byte[4];
File = MP3;
using (FileStream fs = MP3.OpenRead()) {
fs.Read(header, 0, header.Length);
fs.Read(tagSize, 0, tagSize.Length);
HasID3v2Data = Encoding.ASCII.GetString(header, 0, 3) == "ID3";
if (!HasID3v2Data)
{
Version = "N/A";
fs.Close();
return;
}
Version = string.Format("ID3v2.{0}.{1}", header[3], header[4]);
Flags = header[5];
// converting syncsafe integer to a normal int
int tagLength = (tagSize[0] << 21) + (tagSize[1] << 14) + (tagSize[2] << 7) + tagSize[3];
VersionSupported = true;
switch (Version)
{
case "ID3v2.2.0":
frames = new V22Frames(fs);
break;
case "ID3v2.3.0":
frames = new V23Frames(fs, HasExtendedHeader);
break;
case "ID3v2.4.0":
frames = new V24Frames(fs, HasExtendedHeader);
break;
default:
VersionSupported = false;
frames = null;
break;
}
frames.Read(tagLength);
fs.Close();
}
}
/// <summary>
/// Reads tags for the given MP3
/// </summary>
/// <param name="Filename">FileInfo representation of the MP3</param>
public ID3v2(FileInfo MP3)
{
byte[] header = new byte[6];
byte[] tagSize = new byte[4];
File = MP3;
using(FileStream fs = MP3.OpenRead()) {
fs.Read(header, 0, header.Length);
fs.Read(tagSize, 0, tagSize.Length);
HasID3v2Data = Encoding.ASCII.GetString(header, 0, 3) == "ID3";
if(!HasID3v2Data) {
Version = "N/A";
fs.Close();
return;
}
Version = string.Format("ID3v2.{0}.{1}", header[3], header[4]);
Flags = header[5];
// converting syncsafe integer to a normal int
int tagLength = (tagSize[0] << 21) + (tagSize[1] << 14) + (tagSize[2] << 7) + tagSize[3];
VersionSupported = true;
switch(Version) {
case "ID3v2.2.0":
frames = new V22Frames(fs);
break;
case "ID3v2.3.0":
frames = new V23Frames(fs, HasExtendedHeader);
break;
case "ID3v2.4.0":
frames = new V24Frames(fs, HasExtendedHeader);
break;
default:
VersionSupported = false;
frames = null;
break;
}
frames.Read(tagLength);
fs.Close();
}
}
