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public Serialize ( |
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| writer | the output stream | |
| 리턴 | void | |
/// <summary>
/// Createa a new BwfWriter
/// </summary>
/// <param name="filename">Rarget filename</param>
/// <param name="format">WaveFormat</param>
/// <param name="bextChunkInfo">Chunk information</param>
public BwfWriter(string filename, WaveFormat format, BextChunkInfo bextChunkInfo)
{
this.format = format;
writer = new BinaryWriter(File.OpenWrite(filename));
writer.Write(Encoding.UTF8.GetBytes("RIFF")); // will be updated to RF64 if large
writer.Write(0); // placeholder
writer.Write(Encoding.UTF8.GetBytes("WAVE"));
writer.Write(Encoding.UTF8.GetBytes("JUNK")); // ds64
writer.Write(28); // ds64 size
writer.Write(0L); // RIFF size
writer.Write(0L); // data size
writer.Write(0L); // sampleCount size
writer.Write(0); // table length
// TABLE appears here - to store the sizes of other huge chunks other than
// write the broadcast audio extension
writer.Write(Encoding.UTF8.GetBytes("bext"));
var codingHistory = Encoding.ASCII.GetBytes(bextChunkInfo.CodingHistory ?? "");
var bextLength = 602 + codingHistory.Length;
if (bextLength % 2 != 0)
{
bextLength++;
}
writer.Write(bextLength); // bext size
var bextStart = writer.BaseStream.Position;
writer.Write(GetAsBytes(bextChunkInfo.Description, 256));
writer.Write(GetAsBytes(bextChunkInfo.Originator, 32));
writer.Write(GetAsBytes(bextChunkInfo.OriginatorReference, 32));
writer.Write(GetAsBytes(bextChunkInfo.OriginationDate, 10));
writer.Write(GetAsBytes(bextChunkInfo.OriginationTime, 8));
writer.Write(bextChunkInfo.TimeReference); // 8 bytes long
writer.Write(bextChunkInfo.Version); // 2 bytes long
writer.Write(GetAsBytes(bextChunkInfo.UniqueMaterialIdentifier, 64));
writer.Write(bextChunkInfo.Reserved); // for version 1 this is 190 bytes
writer.Write(codingHistory);
if (codingHistory.Length % 2 != 0)
{
writer.Write((byte)0);
}
Debug.Assert(writer.BaseStream.Position == bextStart + bextLength, "Invalid bext chunk size");
// write the format chunk
writer.Write(Encoding.UTF8.GetBytes("fmt "));
format.Serialize(writer);
writer.Write(Encoding.UTF8.GetBytes("data"));
dataChunkSizePosition = writer.BaseStream.Position;
writer.Write(-1); // will be overwritten unless this is RF64
// now finally the data chunk
}
/// <summary>
/// WaveFileWriter that actually writes to a stream
/// </summary>
/// <param name="outStream">Stream to be written to</param>
/// <param name="format">Wave format to use</param>
// Token: 0x06000919 RID: 2329 RVA: 0x0001A39C File Offset: 0x0001859C
public WaveFileWriter(Stream outStream, WaveFormat format)
{
this.outStream = outStream;
this.format = format;
this.writer = new BinaryWriter(outStream, Encoding.UTF8);
this.writer.Write(Encoding.UTF8.GetBytes("RIFF"));
this.writer.Write(0);
this.writer.Write(Encoding.UTF8.GetBytes("WAVE"));
this.writer.Write(Encoding.UTF8.GetBytes("fmt "));
format.Serialize(this.writer);
this.CreateFactChunk();
this.WriteDataChunkHeader();
}
/// <summary>
/// WaveFileWriter that actually writes to a stream
/// </summary>
/// <param name="outStream">Stream to be written to</param>
/// <param name="format">Wave format to use</param>
public WaveFileWriter(Stream outStream, WaveFormat format)
{
this.outStream = outStream;
this.format = format;
writer = new BinaryWriter(outStream, System.Text.Encoding.UTF8);
writer.Write(System.Text.Encoding.UTF8.GetBytes("RIFF"));
writer.Write((int)0); // placeholder
writer.Write(System.Text.Encoding.UTF8.GetBytes("WAVE"));
writer.Write(System.Text.Encoding.UTF8.GetBytes("fmt "));
format.Serialize(writer);
CreateFactChunk();
WriteDataChunkHeader();
}
/// <summary>
/// WaveFileWriter that actually writes to a stream
/// </summary>
/// <param name="outStream">Stream to be written to</param>
/// <param name="format">Wave format to use</param>
public WaveFileWriter(Stream outStream, WaveFormat format)
{
this.outStream = outStream;
this.format = format;
this.writer = new BinaryWriter(outStream, System.Text.Encoding.UTF8);
this.writer.Write(System.Text.Encoding.UTF8.GetBytes("RIFF"));
this.writer.Write((int)0); // placeholder
this.writer.Write(System.Text.Encoding.UTF8.GetBytes("WAVE"));
this.writer.Write(System.Text.Encoding.UTF8.GetBytes("fmt "));
format.Serialize(this.writer);
CreateFactChunk();
WriteDataChunkHeader();
}
/// <summary>
/// WaveFileWriter that actually writes to a stream
/// </summary>
/// <param name="outStream">Stream to be written to</param>
/// <param name="format">Wave format to use</param>
public WaveFileWriter(Stream outStream, WaveFormat format)
{
this.outStream = outStream;
BinaryWriter w = new BinaryWriter(outStream, System.Text.Encoding.ASCII);
w.Write(System.Text.Encoding.ASCII.GetBytes("RIFF"));
w.Write((int)0); // placeholder
w.Write(System.Text.Encoding.ASCII.GetBytes("WAVEfmt "));
this.format = format;
format.Serialize(w);
CreateFactChunk(outStream, format, w);
WriteDataChunkHeader(outStream, w);
}
/// <summary>
/// Creates a new instance of the AudioFormat class
/// </summary>
/// <param name="waveFormat">The WaveFormat representing the WAV header.</param>
internal AudioFormat(WaveFormat waveFormat)
{
averageBytesPerSecond = waveFormat.AverageBytesPerSecond;
bitsPerSample = waveFormat.BitsPerSample;
blockAlign = waveFormat.BlockAlign;
channelCount = waveFormat.Channels;
format = (int)waveFormat.Encoding;
sampleRate = waveFormat.SampleRate;
var stream = new MemoryStream();
using (var writer = new BinaryWriter(stream))
{
waveFormat.Serialize(writer);
nativeWaveFormat = new List<byte>(stream.ToArray());
}
}
/// <summary>
/// WaveFileWriter that actually writes to a stream
/// </summary>
/// <param name="outStream">Stream to be written to</param>
/// <param name="format">Wave format to use</param>
public WaveFileWriter(Stream outStream, WaveFormat format)
{
this.outStream = outStream;
BinaryWriter w = new BinaryWriter(outStream, System.Text.Encoding.ASCII);
w.Write(System.Text.Encoding.ASCII.GetBytes("RIFF"));
w.Write((int)0); // placeholder
w.Write(System.Text.Encoding.ASCII.GetBytes("WAVEfmt "));
this.format = format;
format.Serialize(w);
CreateFactChunk(outStream, format, w);
WriteDataChunkHeader(outStream, w);
}