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Add PLJ builders/wrappers/printing
This commit is contained in:
Matt Nadareski
328
BurnOutSharp.Builders/PlayJ.cs
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328
BurnOutSharp.Builders/PlayJ.cs
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using System.IO;
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using System.Text;
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using BurnOutSharp.Models.PlayJ;
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using BurnOutSharp.Utilities;
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using static BurnOutSharp.Models.PlayJ.Constants;
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namespace BurnOutSharp.Builders
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{
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public class PlayJ
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{
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#region Byte Data
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/// <summary>
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/// Parse a byte array into a PlayJ playlist
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/// </summary>
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/// <param name="data">Byte array to parse</param>
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/// <param name="offset">Offset into the byte array</param>
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/// <returns>Filled playlist on success, null on error</returns>
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public static Playlist ParsePlaylist(byte[] data, int offset)
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{
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// If the data is invalid
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if (data == null)
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return null;
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// If the offset is out of bounds
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if (offset < 0 || offset >= data.Length)
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return null;
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// Create a memory stream and parse that
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MemoryStream dataStream = new MemoryStream(data, offset, data.Length - offset);
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return ParsePlaylist(dataStream);
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}
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/// <summary>
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/// Parse a byte array into a PlayJ audio file
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/// </summary>
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/// <param name="data">Byte array to parse</param>
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/// <param name="offset">Offset into the byte array</param>
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/// <returns>Filled audio file on success, null on error</returns>
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public static AudioFile ParseAudioFile(byte[] data, int offset)
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{
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// If the data is invalid
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if (data == null)
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return null;
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// If the offset is out of bounds
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if (offset < 0 || offset >= data.Length)
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return null;
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// Create a memory stream and parse that
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MemoryStream dataStream = new MemoryStream(data, offset, data.Length - offset);
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return ParseAudioFile(dataStream);
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}
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#endregion
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#region Stream Data
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/// <summary>
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/// Parse a Stream into a PlayJ playlist
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/// </summary>
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/// <param name="data">Stream to parse</param>
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/// <returns>Filled playlist on success, null on error</returns>
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public static Playlist ParsePlaylist(Stream data)
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{
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// If the data is invalid
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if (data == null || data.Length == 0 || !data.CanSeek || !data.CanRead)
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return null;
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// If the offset is out of bounds
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if (data.Position < 0 || data.Position >= data.Length)
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return null;
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// Cache the current offset
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int initialOffset = (int)data.Position;
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// Create a new playlist to fill
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var playlist = new Playlist();
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#region Playlist Header
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// Try to parse the playlist header
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var playlistHeader = ParsePlaylistHeader(data);
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if (playlistHeader == null)
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return null;
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// Set the playlist header
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playlist.Header = playlistHeader;
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#endregion
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#region Audio Files
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// Create the audio files array
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playlist.AudioFiles = new AudioFile[playlistHeader.TrackCount];
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// Try to parse the audio files
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for (int i = 0; i < playlist.AudioFiles.Length; i++)
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{
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long currentOffset = data.Position;
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var entryHeader = ParseAudioFile(data, currentOffset);
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if (entryHeader == null)
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return null;
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playlist.AudioFiles[i] = entryHeader;
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}
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#endregion
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return playlist;
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}
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/// <summary>
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/// Parse a Stream into a PlayJ audio file
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/// </summary>
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/// <param name="data">Stream to parse</param>
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/// <param name="adjust">Offset to adjust all seeking by</param>
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/// <returns>Filled audio file on success, null on error</returns>
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public static AudioFile ParseAudioFile(Stream data, long adjust = 0)
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{
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// If the data is invalid
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if (data == null || data.Length == 0 || !data.CanSeek || !data.CanRead)
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return null;
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// If the offset is out of bounds
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if (data.Position < 0 || data.Position >= data.Length)
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return null;
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// Cache the current offset
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int initialOffset = (int)data.Position;
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// Create a new audio file to fill
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var audioFile = new AudioFile();
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#region Entry Header
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// Try to parse the entry header
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var entryHeader = ParseEntryHeader(data);
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if (entryHeader == null)
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return null;
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// Set the entry header
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audioFile.Header = entryHeader;
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#endregion
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#region Unknown Block 1
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// Get the unknown block 1 offset
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long offset = entryHeader.UnknownOffset1 + adjust;
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if (offset < 0 || offset >= data.Length)
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return null;
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// Seek to the unknown block 1
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data.Seek(offset, SeekOrigin.Begin);
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// Try to parse the unknown block 1
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var unknownBlock1 = ParseUnknownBlock1(data);
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if (unknownBlock1 == null)
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return null;
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// Set the unknown block 1
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audioFile.UnknownBlock1 = unknownBlock1;
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#endregion
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#region Unknown Value 2
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// Get the unknown value 2 offset
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offset = entryHeader.UnknownOffset2 + adjust;
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if (offset < 0 || offset >= data.Length)
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return null;
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// Seek to the unknown value 2
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data.Seek(offset, SeekOrigin.Begin);
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// Set the unknown value 2
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audioFile.UnknownValue2 = data.ReadUInt32();;
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#endregion
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#region Unknown Block 3
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// Get the unknown block 3 offset
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offset = entryHeader.UnknownOffset3 + adjust;
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if (offset < 0 || offset >= data.Length)
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return null;
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// Seek to the unknown block 3
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data.Seek(offset, SeekOrigin.Begin);
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// Try to parse the unknown block 3
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var unknownBlock3 = ParseUnknownBlock3(data);
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if (unknownBlock3 == null)
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return null;
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// Set the unknown block 3
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audioFile.UnknownBlock3 = unknownBlock3;
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#endregion
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return audioFile;
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}
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/// <summary>
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/// Parse a Stream into a playlist header
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/// </summary>
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/// <param name="data">Stream to parse</param>
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/// <returns>Filled playlist header on success, null on error</returns>
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private static PlaylistHeader ParsePlaylistHeader(Stream data)
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{
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// TODO: Use marshalling here instead of building
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PlaylistHeader playlistHeader = new PlaylistHeader();
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playlistHeader.TrackCount = data.ReadUInt32();
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playlistHeader.Data = data.ReadBytes(52);
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return playlistHeader;
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}
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/// <summary>
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/// Parse a Stream into an entry header
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/// </summary>
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/// <param name="data">Stream to parse</param>
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/// <returns>Filled entry header on success, null on error</returns>
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private static EntryHeader ParseEntryHeader(Stream data)
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{
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// Cache the current offset
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long initialOffset = data.Position;
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// TODO: Use marshalling here instead of building
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EntryHeader entryHeader = new EntryHeader();
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entryHeader.Signature = data.ReadUInt32();
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if (entryHeader.Signature != SignatureUInt32)
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return null;
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// Only V1 is supported currently
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entryHeader.Version = data.ReadUInt32();
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if (entryHeader.Version != 0x00000000)
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return null;
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entryHeader.TrackID = data.ReadUInt32();
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entryHeader.UnknownOffset1 = data.ReadUInt32();
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entryHeader.UnknownOffset2 = data.ReadUInt32();
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entryHeader.UnknownOffset3 = data.ReadUInt32();
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entryHeader.Unknown1 = data.ReadUInt32();
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entryHeader.Unknown2 = data.ReadUInt32();
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entryHeader.Year = data.ReadUInt32();
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entryHeader.TrackNumber = data.ReadByteValue();
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entryHeader.Subgenre = (Subgenre)data.ReadByteValue();
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entryHeader.Duration = data.ReadUInt32();
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entryHeader.TrackLength = data.ReadUInt16();
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byte[] track = data.ReadBytes(entryHeader.TrackLength);
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if (track != null)
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entryHeader.Track = Encoding.ASCII.GetString(track);
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entryHeader.ArtistLength = data.ReadUInt16();
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byte[] artist = data.ReadBytes(entryHeader.ArtistLength);
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if (artist != null)
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entryHeader.Artist = Encoding.ASCII.GetString(artist);
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entryHeader.AlbumLength = data.ReadUInt16();
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byte[] album = data.ReadBytes(entryHeader.AlbumLength);
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if (album != null)
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entryHeader.Album = Encoding.ASCII.GetString(album);
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entryHeader.WriterLength = data.ReadUInt16();
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byte[] writer = data.ReadBytes(entryHeader.WriterLength);
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if (writer != null)
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entryHeader.Writer = Encoding.ASCII.GetString(writer);
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entryHeader.PublisherLength = data.ReadUInt16();
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byte[] publisher = data.ReadBytes(entryHeader.PublisherLength);
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if (publisher != null)
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entryHeader.Publisher = Encoding.ASCII.GetString(publisher);
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entryHeader.LabelLength = data.ReadUInt16();
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byte[] label = data.ReadBytes(entryHeader.LabelLength);
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if (label != null)
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entryHeader.Label = Encoding.ASCII.GetString(label);
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if (data.Position - initialOffset < entryHeader.UnknownOffset1)
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{
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entryHeader.CommentsLength = data.ReadUInt16();
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byte[] comments = data.ReadBytes(entryHeader.CommentsLength);
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if (comments != null)
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entryHeader.Comments = Encoding.ASCII.GetString(comments);
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}
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return entryHeader;
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}
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/// <summary>
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/// Parse a Stream into an unknown block 1
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/// </summary>
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/// <param name="data">Stream to parse</param>
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/// <returns>Filled unknown block 1 on success, null on error</returns>
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private static UnknownBlock1 ParseUnknownBlock1(Stream data)
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{
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// TODO: Use marshalling here instead of building
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UnknownBlock1 unknownBlock1 = new UnknownBlock1();
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unknownBlock1.Length = data.ReadUInt16();
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unknownBlock1.Data = data.ReadBytes(unknownBlock1.Length);
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return unknownBlock1;
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}
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/// <summary>
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/// Parse a Stream into an unknown block 3
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/// </summary>
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/// <param name="data">Stream to parse</param>
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/// <returns>Filled unknown block 3 on success, null on error</returns>
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private static UnknownBlock3 ParseUnknownBlock3(Stream data)
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{
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// TODO: Use marshalling here instead of building
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UnknownBlock3 unknownBlock3 = new UnknownBlock3();
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// No-op because we don't even know the length
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return unknownBlock3;
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}
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#endregion
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}
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}
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