public static void CreateSRS(SortedList <int, TrackData> tracks, FileData file, FileInfo inFile, FileInfo srsFile, bool bigFile)
{
using (FileStream fsOut = srsFile.Create())
using (RiffReader rdr = new RiffReader(inFile.FullName, RiffReadMode.AVI))
{
while (rdr.Read())
{
fsOut.Write(rdr.Chunk.RawHeader, 0, rdr.Chunk.RawHeader.Length);
if (rdr.ChunkType == RiffChunkType.List)
{
// in store mode, create and write our custom chunks as the first child of LIST movi
// we put them after the avi headers so mediainfo can still read them from the SRS
if (rdr.List.ListType == "LIST" && rdr.List.FourCC == "movi")
{
byte[] fileChunk = file.SerializeAsRiff();
fsOut.Write(fileChunk, 0, fileChunk.Length);
if (fileChunk.Length % 2 == 1)
{
fsOut.WriteByte(0);
}
foreach (TrackData track in tracks.Values)
{
if (bigFile)
{
track.Flags |= TrackData.TrackDataFlags.BigFile;
}
byte[] trackChunk = track.SerializeAsRiff();
fsOut.Write(trackChunk, 0, trackChunk.Length);
if (trackChunk.Length % 2 == 1)
{
fsOut.WriteByte(0);
}
}
}
rdr.MoveToChild();
}
else
{
if (rdr.ChunkType == RiffChunkType.Movi)
{
rdr.SkipContents(); // don't copy stream data
}
else
{
fsOut.Write(rdr.ReadContents(), 0, (int)rdr.Chunk.Length); // do copy everything else
}
if (rdr.HasPad)
{
fsOut.WriteByte(rdr.PadByte);
}
}
}
}
}
public static void LoadSRS(SortedList <int, TrackData> tracks, ref FileData file, FileInfo inFile)
{
using (RiffReader rdr = new RiffReader(inFile.FullName, RiffReadMode.SRS))
{
bool done = false;
while (!done && rdr.Read())
{
if (rdr.ChunkType == RiffChunkType.List)
{
rdr.MoveToChild();
}
else
{
if (rdr.Chunk.FourCC == "SRSF") // resample file
{
byte[] buff = rdr.ReadContents();
file = new FileData(buff);
}
else if (rdr.Chunk.FourCC == "SRST") // resample track
{
byte[] buff = rdr.ReadContents();
TrackData track = new TrackData(buff);
tracks.Add(track.TrackNumber, track);
}
else if (rdr.ChunkType == RiffChunkType.Movi)
{
// if we get here in load mode, we have already got what we need, so bail out
done = true;
continue;
}
else
{
rdr.SkipContents();
}
}
}
}
}
public static FileData RebuildSample(FileData file, SortedList <int, TrackData> tracks, FileInfo srsFile, DirectoryInfo outDir)
{
uint crc = Crc32.StartValue;
using (RiffReader rdr = new RiffReader(srsFile.FullName, RiffReadMode.SRS))
using (FileStream fsOut = new FileStream(Path.Combine(outDir.FullName, file.Name), FileMode.Create))
{
int blockcount = 0;
while (rdr.Read())
{
// skip over our custom chunks in rebuild mode (only read it in load mode)
if (rdr.Chunk.FourCC == "SRSF" || rdr.Chunk.FourCC == "SRST")
{
rdr.SkipContents();
continue;
}
fsOut.Write(rdr.Chunk.RawHeader, 0, rdr.Chunk.RawHeader.Length);
crc = Crc32.GetCrc(crc, rdr.Chunk.RawHeader);
if (rdr.ChunkType == RiffChunkType.List)
{
rdr.MoveToChild();
}
else
{
if (rdr.ChunkType == RiffChunkType.Movi)
{
if (++blockcount % 15 == 0)
{
Console.Write("\b{0}", Program.spinners[blockcount % Program.spinners.Length]);
}
TrackData track = tracks[rdr.MoviChunk.StreamNumber];
byte[] buff = new byte[rdr.MoviChunk.Length];
track.TrackFile.Read(buff, 0, buff.Length);
fsOut.Write(buff, 0, buff.Length);
crc = Crc32.GetCrc(crc, buff);
rdr.SkipContents();
}
else
{
byte[] buff = rdr.ReadContents();
fsOut.Write(buff, 0, buff.Length);
crc = Crc32.GetCrc(crc, buff);
}
if (rdr.HasPad)
{
fsOut.WriteByte(rdr.PadByte);
crc = Crc32.GetCrc(crc, new byte[] { rdr.PadByte });
}
}
}
}
Console.Write('\b');
FileData newFile = new FileData(Path.Combine(outDir.FullName, file.Name));
newFile.Crc32 = ~crc;
return(newFile);
}
public static void ExtractSampleStreams(SortedList <int, TrackData> tracks, FileData file, FileInfo inFile, DirectoryInfo outDir)
{
Stream fs;
if (RarFileNameComparer.IsRarFile(inFile.Name))
{
fs = new RarStream(inFile.FullName);
}
else
{
fs = inFile.OpenRead();
}
using (RiffReader rdr = new RiffReader(fs, RiffReadMode.AVI))
{
long startOffset = long.MaxValue;
foreach (TrackData track in tracks.Values)
{
if (track.MatchOffset > 0)
{
startOffset = Math.Min(track.MatchOffset, startOffset);
}
}
int blockcount = 0;
bool done = false;
while (rdr.Read() && !done)
{
if (rdr.ChunkType == RiffChunkType.List)
{
rdr.MoveToChild();
}
else // normal chunk
{
if (rdr.ChunkType == RiffChunkType.Movi)
{
if (++blockcount % 15 == 0)
{
Console.Write("\b{0}", Program.spinners[blockcount % Program.spinners.Length]);
}
if (!tracks.ContainsKey(rdr.MoviChunk.StreamNumber))
{
tracks.Add(rdr.MoviChunk.StreamNumber, new TrackData());
}
TrackData track = tracks[rdr.MoviChunk.StreamNumber];
if (rdr.MoviChunk.ChunkStartPos + rdr.MoviChunk.RawHeader.Length + rdr.MoviChunk.Length > track.MatchOffset)
{
if (track.TrackFile == null)
{
track.TrackFile = new FileStream(Path.Combine(outDir.FullName, inFile.Name + "." + track.TrackNumber.ToString("d3")), FileMode.Create, FileAccess.ReadWrite, FileShare.Read, 0x10000, FileOptions.DeleteOnClose);
}
if (track.TrackFile.Position < track.DataLength)
{
if (rdr.MoviChunk.ChunkStartPos + rdr.MoviChunk.RawHeader.Length >= track.MatchOffset)
{
track.TrackFile.Write(rdr.ReadContents(), 0, (int)rdr.MoviChunk.Length);
}
else
{
int chunkOffset = (int)(track.MatchOffset - (rdr.MoviChunk.ChunkStartPos + rdr.MoviChunk.RawHeader.Length));
track.TrackFile.Write(rdr.ReadContents(), chunkOffset, (int)rdr.MoviChunk.Length - chunkOffset);
}
}
bool tracksDone = true;
foreach (TrackData t in tracks.Values)
{
if (t.TrackFile == null || t.TrackFile.Length < t.DataLength)
{
tracksDone = false;
break;
}
}
done = tracksDone;
}
rdr.SkipContents();
}
else
{
rdr.SkipContents();
}
}
}
}
Console.Write('\b');
}
public static void FindSampleStreams(SortedList <int, TrackData> tracks, FileInfo inFile)
{
Stream fs;
if (RarFileNameComparer.IsRarFile(inFile.Name))
{
fs = new RarStream(inFile.FullName);
}
else
{
fs = inFile.OpenRead();
}
using (RiffReader rdr = new RiffReader(fs, RiffReadMode.AVI))
{
int blockcount = 0;
bool done = false;
while (rdr.Read() && !done)
{
if (rdr.ChunkType == RiffChunkType.List)
{
rdr.MoveToChild();
}
else // normal chunk
{
if (rdr.ChunkType == RiffChunkType.Movi)
{
if (++blockcount % 15 == 0)
{
Console.Write("\b{0}", Program.spinners[blockcount % Program.spinners.Length]);
}
int trackno = rdr.MoviChunk.StreamNumber;
if (!tracks.ContainsKey(trackno))
{
tracks.Add(trackno, new TrackData());
}
TrackData track = tracks[trackno];
track.TrackNumber = (byte)trackno;
if (track.MatchOffset == 0 || track.CheckBytes.Length < track.SignatureBytes.Length)
{
// it's possible the sample didn't require or contain data for all tracks in the main file
// if that happens, we obviously don't want to try to match the data
if (track.SignatureBytes != null)
{
if (track.CheckBytes != null && track.CheckBytes.Length < track.SignatureBytes.Length)
{
byte[] checkBytes = new byte[Math.Min(track.SignatureBytes.Length, rdr.MoviChunk.Length + track.CheckBytes.Length)];
track.CheckBytes.CopyTo(checkBytes, 0);
Buffer.BlockCopy(rdr.ReadContents(), 0, checkBytes, track.CheckBytes.Length, checkBytes.Length - track.CheckBytes.Length);
if (ByteArrayComparer.AreEqual(track.SignatureBytes, checkBytes, checkBytes.Length))
{
track.CheckBytes = checkBytes;
}
else
{
// it was only a partial match. start over
track.CheckBytes = null;
track.MatchOffset = 0;
track.MatchLength = 0;
}
}
// this is a bit weird, but if we had a false positive match going and discovered it above, we check this frame again
// to see if it's the start of a new match (probably will never happen with AVI, but it does in MKV, so just in case...)
if (track.CheckBytes == null)
{
byte[] chunkBytes = rdr.ReadContents();
byte searchByte = track.SignatureBytes[0];
int foundPos = -1;
while ((foundPos = Array.IndexOf <byte>(chunkBytes, searchByte, foundPos + 1)) > -1)
{
byte[] checkBytes = new byte[Math.Min(track.SignatureBytes.Length, chunkBytes.Length - foundPos)];
Buffer.BlockCopy(chunkBytes, foundPos, checkBytes, 0, checkBytes.Length);
if (ByteArrayComparer.AreEqual(track.SignatureBytes, checkBytes, checkBytes.Length))
{
track.CheckBytes = checkBytes;
track.MatchOffset = rdr.Chunk.ChunkStartPos + rdr.Chunk.RawHeader.Length + foundPos;
track.MatchLength = Math.Min(track.DataLength, chunkBytes.Length - foundPos);
break;
}
}
}
else
{
track.MatchLength += Math.Min(track.DataLength - track.MatchLength, rdr.MoviChunk.Length);
}
}
}
else if (track.MatchLength < track.DataLength)
{
track.MatchLength += Math.Min(track.DataLength - track.MatchLength, rdr.MoviChunk.Length);
bool tracksDone = true;
foreach (TrackData t in tracks.Values)
{
if (t.MatchLength < t.DataLength)
{
tracksDone = false;
break;
}
}
done = tracksDone;
}
rdr.SkipContents();
}
else
{
rdr.SkipContents();
}
}
}
}
Console.Write('\b');
}
public static int ProfileSample(FileData file, SortedList <int, TrackData> tracks)
{
long otherLength = 0;
int blockcount = 0;
file.Crc32 = Crc32.StartValue;
using (RiffReader rdr = new RiffReader(file.Name, RiffReadMode.Sample))
{
while (rdr.Read())
{
otherLength += rdr.Chunk.RawHeader.Length;
file.Crc32 = Crc32.GetCrc(file.Crc32, rdr.Chunk.RawHeader);
if (rdr.ChunkType == RiffChunkType.List)
{
if (rdr.List.ListType == "RIFF" && rdr.List.ChunkStartPos + rdr.List.RawHeader.Length + rdr.List.Length > file.Size)
{
Program.ReportError(string.Format("\nWarning: File size does not appear to be correct!\n\t Expected at least: {0:n0}\n\t Found : {1:n0}\n", rdr.List.ChunkStartPos + rdr.List.RawHeader.Length + rdr.List.Length, file.Size));
}
rdr.MoveToChild();
}
else // normal chunk
{
if (rdr.ChunkType == RiffChunkType.Movi) // chunk containing stream data (our main focus)
{
if (++blockcount % 15 == 0)
{
Console.Write("\b{0}", Program.spinners[blockcount % Program.spinners.Length]);
}
int trackno = rdr.MoviChunk.StreamNumber;
if (!tracks.ContainsKey(trackno))
{
tracks.Add(trackno, new TrackData());
}
TrackData track = tracks[trackno];
track.TrackNumber = (byte)trackno;
track.DataLength += rdr.MoviChunk.Length;
byte[] moviData = rdr.ReadContents();
file.Crc32 = Crc32.GetCrc(file.Crc32, moviData);
// in profile mode, we want to build track signatures
if (track.SignatureBytes == null || track.SignatureBytes.Length < Program.sigSize)
{
if (track.SignatureBytes != null)
{
byte[] sig = new byte[Math.Min(Program.sigSize, track.SignatureBytes.Length + rdr.MoviChunk.Length)];
track.SignatureBytes.CopyTo(sig, 0);
Buffer.BlockCopy(moviData, 0, sig, track.SignatureBytes.Length, sig.Length - track.SignatureBytes.Length);
track.SignatureBytes = sig;
}
else
{
track.SignatureBytes = new byte[Math.Min(Program.sigSize, rdr.MoviChunk.Length)];
Buffer.BlockCopy(moviData, 0, track.SignatureBytes, 0, track.SignatureBytes.Length);
}
}
}
else
{
otherLength += rdr.Chunk.Length;
file.Crc32 = Crc32.GetCrc(file.Crc32, rdr.ReadContents());
}
if (rdr.HasPad)
{
otherLength++;
file.Crc32 = Crc32.GetCrc(file.Crc32, new byte[] { rdr.PadByte });
}
}
}
}
Console.Write('\b');
file.Crc32 = ~file.Crc32;
long totalSize = otherLength;
Console.WriteLine("File Details: Size CRC");
Console.WriteLine(" ------------- --------");
Console.WriteLine(" {0,13:n0} {1:X8}\n", file.Size, file.Crc32);
Console.WriteLine();
Console.WriteLine("Stream Details: Stream Length");
Console.WriteLine(" ------ -------------");
foreach (TrackData track in tracks.Values)
{
Console.WriteLine(" {0,6:n0} {1,13:n0}", track.TrackNumber, track.DataLength);
totalSize += track.DataLength;
}
Console.WriteLine();
Console.WriteLine("Parse Details: Metadata Stream Data Total");
Console.WriteLine(" ----------- ------------- -------------");
Console.WriteLine(" {0,11:n0} {1,13:n0} {2,13:n0}\n", otherLength, totalSize - otherLength, totalSize);
if (file.Size != totalSize)
{
Program.ReportError("\nError: Parsed size does not equal file size.\n The sample is likely corrupted or incomplete.\n");
return(2);
}
return(0);
}
public CprFileFormat(string filename)
{
using var reader = new RiffReader(filename);
_content = reader.Read();
}
/// <summary>
/// Read the file.
/// </summary>
/// <param name="r2">The reader.</param>
public override void Read(FileReader r2)
{
//Use a RIFF reader.
using (RiffReader r = new RiffReader(r2.BaseStream)) {
//Get INFO data.
var info = (ListChunk)r.GetChunk("INFO");
//Sound engine.
r.OpenChunk(info.GetChunk("isng"));
SoundEngine = r.ReadNullTerminated();
//Bank name.
r.OpenChunk(info.GetChunk("INAM"));
BankName = r.ReadNullTerminated();
//ROM name.
if (info.GetChunk("irom") != null)
{
r.OpenChunk(info.GetChunk("irom"));
RomName = r.ReadNullTerminated();
}
//ROM version.
if (info.GetChunk("iver") != null)
{
r.OpenChunk(info.GetChunk("iver"));
RomVersion = new Tuple <ushort, ushort>(r.ReadUInt16(), r.ReadUInt16());
}
//Creation date.
if (info.GetChunk("ICRD") != null)
{
r.OpenChunk(info.GetChunk("ICRD"));
CreationDate = r.ReadNullTerminated();
}
//Sound designer.
if (info.GetChunk("IENG") != null)
{
r.OpenChunk(info.GetChunk("IENG"));
SoundDesigner = r.ReadNullTerminated();
}
//Product.
if (info.GetChunk("IPRD") != null)
{
r.OpenChunk(info.GetChunk("IPRD"));
Product = r.ReadNullTerminated();
}
//Copyright.
if (info.GetChunk("ICOP") != null)
{
r.OpenChunk(info.GetChunk("ICOP"));
Copyright = r.ReadNullTerminated();
}
//Comment.
if (info.GetChunk("ICMT") != null)
{
r.OpenChunk(info.GetChunk("ICMT"));
Comment = r.ReadNullTerminated();
}
//Tools.
if (info.GetChunk("ISFT") != null)
{
r.OpenChunk(info.GetChunk("ISFT"));
Tools = r.ReadNullTerminated();
}
//Get wave table position.
long waveTablePos = ((ListChunk)r.GetChunk("sdta")).GetChunk("smpl").Pos;
//The hydra.
Presets = new List <Preset>();
Instruments = new List <Instrument>();
Samples = new List <SampleItem>();
var hydra = (ListChunk)r.GetChunk("pdta");
//Get presets.
r.OpenChunk(hydra.GetChunk("phdr"));
uint numPresets = hydra.GetChunk("phdr").Size / 38 - 1;
for (uint i = 0; i < numPresets; i++)
{
Presets.Add(r.Read <Preset>());
}
//Get preset bags.
List <Tuple <ushort, ushort> > presetGenModIndices = new List <Tuple <ushort, ushort> >();
List <Zone> presetZones = new List <Zone>();
r.OpenChunk(hydra.GetChunk("pbag"));
uint numPbags = hydra.GetChunk("pbag").Size / 4 - 1;
for (uint i = 0; i < numPbags; i++)
{
presetGenModIndices.Add(new Tuple <ushort, ushort>(r.ReadUInt16(), r.ReadUInt16()));
presetZones.Add(new Zone());
}
//Get preset modulators.
List <Modulator> pMods = new List <Modulator>();
r.OpenChunk(hydra.GetChunk("pmod"));
uint numPmods = hydra.GetChunk("pmod").Size / 10 - 1;
for (uint i = 0; i < numPmods; i++)
{
pMods.Add(r.Read <Modulator>());
}
//Get preset generators.
List <Generator> pGens = new List <Generator>();
r.OpenChunk(hydra.GetChunk("pgen"));
uint numPgens = hydra.GetChunk("pgen").Size / 4 - 1;
for (uint i = 0; i < numPgens; i++)
{
pGens.Add(r.Read <Generator>());
}
//Get true generators and modulators.
for (int i = 0; i < presetGenModIndices.Count; i++)
{
//Index.
int startGen = presetGenModIndices[i].Item1;
int startMod = presetGenModIndices[i].Item2;
int numGen = pGens.Count - startGen;
int numMod = pMods.Count - startMod;
if (i + 1 <= presetGenModIndices.Count - 1)
{
numGen = presetGenModIndices[i + 1].Item1 - startGen;
numMod = presetGenModIndices[i + 1].Item2 - startMod;
}
//Get stuff.
for (int j = startGen; j < startGen + numGen; j++)
{
presetZones[i].Generators.Add(pGens[j]);
}
for (int j = startMod; j < startMod + numMod; j++)
{
presetZones[i].Modulators.Add(pMods[j]);
}
}
//Add the zones to the presets.
for (int i = 0; i < Presets.Count; i++)
{
//Index.
int startZone = Presets[i].ReadingBagIndex;
int numZones = presetGenModIndices.Count - startZone;
if (i + 1 <= Presets.Count - 1)
{
numZones = Presets[i + 1].ReadingBagIndex - startZone;
}
//Get stuff.
for (int j = startZone; j < startZone + numZones; j++)
{
if (Presets[i].Zones.Count == 0 && presetZones[j].Generators.Where(x => x.Gen == SF2Generators.Instrument).Where(x => x.Gen == SF2Generators.Instrument).Count() < 1)
{
Presets[i].GlobalZone = presetZones[j];
}
else
{
Presets[i].Zones.Add(presetZones[j]);
}
}
}
//Get instruments.
r.OpenChunk(hydra.GetChunk("inst"));
uint numInstruments = hydra.GetChunk("inst").Size / 22 - 1;
for (uint i = 0; i < numInstruments; i++)
{
Instruments.Add(r.Read <Instrument>());
}
//Get instrument bags.
List <Tuple <ushort, ushort> > instrumentGenModIndices = new List <Tuple <ushort, ushort> >();
List <Zone> instrumentZones = new List <Zone>();
r.OpenChunk(hydra.GetChunk("ibag"));
uint numIbags = hydra.GetChunk("ibag").Size / 4 - 1;
for (uint i = 0; i < numIbags; i++)
{
instrumentGenModIndices.Add(new Tuple <ushort, ushort>(r.ReadUInt16(), r.ReadUInt16()));
instrumentZones.Add(new Zone());
}
//Get instrument modulators.
List <Modulator> iMods = new List <Modulator>();
r.OpenChunk(hydra.GetChunk("imod"));
uint numImods = hydra.GetChunk("imod").Size / 10 - 1;
for (uint i = 0; i < numImods; i++)
{
iMods.Add(r.Read <Modulator>());
}
//Get instrument generators.
List <Generator> iGens = new List <Generator>();
r.OpenChunk(hydra.GetChunk("igen"));
uint numIgens = hydra.GetChunk("igen").Size / 4 - 1;
for (uint i = 0; i < numIgens; i++)
{
iGens.Add(r.Read <Generator>());
}
//Get true generators and modulators.
for (int i = 0; i < instrumentGenModIndices.Count; i++)
{
//Index.
int startGen = instrumentGenModIndices[i].Item1;
int startMod = instrumentGenModIndices[i].Item2;
int numGen = iGens.Count - startGen;
int numMod = iMods.Count - startMod;
if (i + 1 <= instrumentGenModIndices.Count - 1)
{
numGen = instrumentGenModIndices[i + 1].Item1 - startGen;
numMod = instrumentGenModIndices[i + 1].Item2 - startMod;
}
//Get stuff.
for (int j = startGen; j < startGen + numGen; j++)
{
instrumentZones[i].Generators.Add(iGens[j]);
}
for (int j = startMod; j < startMod + numMod; j++)
{
instrumentZones[i].Modulators.Add(iMods[j]);
}
}
//Add the zones to the instruments.
for (int i = 0; i < Instruments.Count; i++)
{
//Index.
int startZone = Instruments[i].ReadingBagIndex;
int numZones = instrumentGenModIndices.Count - startZone;
if (i + 1 <= Instruments.Count - 1)
{
numZones = Instruments[i + 1].ReadingBagIndex - startZone;
}
//Get stuff.
for (int j = startZone; j < startZone + numZones; j++)
{
if (Instruments[i].Zones.Count == 0 && instrumentZones[j].Generators.Where(x => x.Gen == SF2Generators.SampleID).Count() < 1)
{
Instruments[i].GlobalZone = instrumentZones[j];
}
else
{
Instruments[i].Zones.Add(instrumentZones[j]);
}
}
}
//Get samples.
r.OpenChunk(hydra.GetChunk("shdr"));
uint numSamples = hydra.GetChunk("shdr").Size / 46 - 1;
r.CurrentOffset = waveTablePos;
for (uint i = 0; i < numSamples; i++)
{
Samples.Add(r.Read <SampleItem>());
}
}
}
