public void Read(Stream stream)
{
var masterChunk = new RiffChunk(stream);
if (masterChunk.Id != "RIFF")
{
throw new FileFormatException("WaveFile.masterChunk.Id", masterChunk.Id, "RIFF");
}
// masterChunk
using (var masterStream = masterChunk.GetStream()) {
var WaveId = StreamHelperLe.ReadString(masterStream, 4);
if (WaveId != "WAVE")
{
throw new FileFormatException("WaveFile.WaveId", WaveId, "WAVE");
}
// formatChunk
var formatChunk = new RiffChunk(masterStream);
if (formatChunk.Id != "fmt ")
{
throw new FileFormatException("WaveFile.formatChunk.Id", formatChunk.Id, "fmt ");
}
using (var formatStream = formatChunk.GetStream()) {
FormatTag = StreamHelperLe.ReadUInt16(formatStream);
Channels = StreamHelperLe.ReadUInt16(formatStream);
SamplePerSec = StreamHelperLe.ReadUInt32(formatStream);
AvgBytesPerSec = StreamHelperLe.ReadUInt32(formatStream);
BlockAlign = StreamHelperLe.ReadUInt16(formatStream);
BitsPerSample = StreamHelperLe.ReadUInt16(formatStream);
}
if (Format != WaveFileFormat.MicrosoftPcm)
{
throw new FileFormatException("WaveFile.Format", Format, WaveFileFormat.MicrosoftPcm);
}
// dataChunk
while (masterStream.Position < masterStream.Length)
{
var chunk = new RiffChunk(masterStream);
if (chunk.Id == "data")
{
Data = chunk.Data;
using (var dataStream = chunk.GetStream()) {
BuildSamples(dataStream);
}
break;
}
}
if (Data == null)
{
throw new FileFormatException("WaveFile.WaveData", "null", "byte[]");
}
}
}
public PresetHeader(Stream stream)
{
PresetName = StreamHelperLe.ReadString(stream, 20);
Preset = StreamHelperLe.ReadUInt16(stream);
Bank = StreamHelperLe.ReadUInt16(stream);
PresetBagIndex = StreamHelperLe.ReadUInt16(stream);
Library = StreamHelperLe.ReadUInt32(stream);
Genre = StreamHelperLe.ReadUInt32(stream);
Morphology = StreamHelperLe.ReadUInt32(stream);
}
public SampleHeader(Stream stream)
{
SampleName = StreamHelperLe.ReadString(stream, 20);
Start = StreamHelperLe.ReadUInt32(stream);
End = StreamHelperLe.ReadUInt32(stream);
Startloop = StreamHelperLe.ReadUInt32(stream);
Endloop = StreamHelperLe.ReadUInt32(stream);
SampleRate = StreamHelperLe.ReadUInt32(stream);
OriginalKey = (byte)stream.ReadByte();
Correction = (sbyte)stream.ReadByte();
SampleLink = StreamHelperLe.ReadUInt16(stream);
SampleLinkType = (SampleLinkType)StreamHelperLe.ReadUInt16(stream);
}