/// <summary>
/// Constructs and initializes a new instance of <see
/// cref="Picture" /> by reading in the contents of a
/// specified file abstraction.
/// </summary>
/// <param name="abstraction">
/// A <see cref="File.IFileAbstraction"/> object containing
/// abstraction of the file to read.
/// </param>
/// <exception cref="ArgumentNullException">
/// <paramref name="abstraction" /> is <see langword="null"
/// />.
/// </exception>
public Picture(File.IFileAbstraction abstraction)
{
if (abstraction == null)
{
throw new ArgumentNullException("abstraction");
}
Data = ByteVector.FromFile(abstraction);
filename = abstraction.Name;
description = abstraction.Name;
if (!string.IsNullOrEmpty(filename) && filename.Contains("."))
{
mime_type = GetMimeFromExtension(filename);
type = mime_type.StartsWith("image/") ? PictureType.FrontCover : PictureType.NotAPicture;
}
else
{
string ext = GetExtensionFromData(data);
MimeType = GetMimeFromExtension(ext);
if (ext != null)
{
type = PictureType.FrontCover;
filename = description = "cover" + ext;
}
else
{
type = PictureType.NotAPicture;
filename = "UnknownType";
}
}
}
public Picture(File.IFileAbstraction abstraction)
{
if (abstraction == null)
{
throw new ArgumentNullException("abstraction");
}
Data = ByteVector.FromFile(abstraction);
FillInMimeFromData();
Description = abstraction.Name;
}
/// <summary>
/// Constructs and initializes a new instance of <see
/// cref="Picture" /> by reading in the contents of a
/// specified file abstraction.
/// </summary>
/// <param name="abstraction">
/// A <see cref="File.IFileAbstraction"/> object containing
/// abstraction of the file to read.
/// </param>
/// <exception cref="ArgumentNullException">
/// <paramref name="abstraction" /> is <see langword="null"
/// />.
/// </exception>
public Picture(File.IFileAbstraction abstraction)
{
if (abstraction == null)
{
throw new ArgumentNullException("abstraction");
}
Data = ByteVector.FromFile(abstraction);
filename = abstraction.Name;
description = abstraction.Name;
if (!string.IsNullOrEmpty(filename) && filename.Contains("."))
{
FillInMimeFromExt();
}
else
{
FillInMimeFromData();
}
}