void Parse() { var encoding = (ID3v2EncodingType)m_Content[0]; int index = 1 + ID3v2Encoding.Parse(0, m_Content, 1, out m_MimeType); m_PictureType = (ID3v2PictureType)m_Content[index++]; index += ID3v2Encoding.Parse(encoding, m_Content, index, out m_Description); m_ImageDataStart = index; }
void Parse() { var encoding = (ID3v2EncodingType)Content[0]; var index = 1 + ID3v2Encoding.Parse(0, Content, 1, out mimeType); pictureType = (ID3v2PictureType)Content[index++]; index += ID3v2Encoding.Parse(encoding, Content, index, out description); imageDataStart = index; }
/// <summary>Gets the picture frame with the specified type.</summary> /// <param name="type">The type.</param> /// <returns></returns> public ID3v2APICFrame GetPictureFrame(ID3v2PictureType type) { foreach (var frame in GetFrames <ID3v2APICFrame>("APIC")) { if (frame.PictureType == type) { return(frame); } } return(null); }
/// <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 header. /// </summary> /// <param name="header">The tag header.</param> /// <param name="flags">The flags.</param> /// <param name="description">The description.</param> /// <param name="type">The type.</param> /// <param name="image">The image.</param> /// <param name="imageFormat">The image format.</param> /// <param name="quality">The quality.</param> /// <returns></returns> /// <exception cref="ArgumentOutOfRangeException"></exception> public static ID3v2APICFrame Create(ID3v2Header header, ID3v2FrameFlags flags, string description, ID3v2PictureType type, SkiaSharp.SKImage image, SkiaSharp.SKEncodedImageFormat imageFormat = SkiaSharp.SKEncodedImageFormat.Jpeg, int quality = 99) { var data = image.Encode(imageFormat, quality); string mimeType; switch (imageFormat) { case SkiaSharp.SKEncodedImageFormat.Jpeg: mimeType = MimeTypes.FromExtension(".jpg"); break; case SkiaSharp.SKEncodedImageFormat.Png: mimeType = MimeTypes.FromExtension(".png"); break; default: throw new ArgumentOutOfRangeException(string.Format("ImageFormat {0} not suppoerted!", imageFormat)); } return(Create(header, flags, description, type, mimeType, data.ToArray())); }