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(Mp3Input): removed wave conversion streams.

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This commit is contained in:
morkt 2015-05-13 23:19:09 +04:00
parent 83aafca437
commit 6150e7f29c
1 changed files with 17 additions and 22 deletions
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39
ArcFormats/AudioMP3.cs
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@ -32,15 +32,15 @@ namespace GameRes.Formats
public class Mp3Input : SoundInput public class Mp3Input : SoundInput
{ {
int m_bitrate; int m_bitrate;
Stream m_source; Mp3FileReader m_reader;
public override long Position public override long Position
{ {
get { return m_input.Position; } get { return m_reader.Position; }
set { m_input.Position = value; } set { m_reader.Position = value; }
} }
public override bool CanSeek { get { return m_input.CanSeek; } } public override bool CanSeek { get { return m_reader.CanSeek; } }
public override int SourceBitrate public override int SourceBitrate
{ {
@ -49,39 +49,34 @@ namespace GameRes.Formats
public Mp3Input (Stream file) : base (file) public Mp3Input (Stream file) : base (file)
{ {
var rdr = new Mp3FileReader (m_input); m_reader = new Mp3FileReader (m_input);
var wav = WaveFormatConversionStream.CreatePcmStream (rdr); m_bitrate = m_reader.Mp3WaveFormat.AverageBytesPerSecond*8;
var bar = new BlockAlignReductionStream (wav);
m_source = m_input;
m_input = bar;
m_bitrate = rdr.Mp3WaveFormat.AverageBytesPerSecond*8;
var format = new GameRes.WaveFormat(); var format = new GameRes.WaveFormat();
format.FormatTag = (ushort)wav.WaveFormat.Encoding; format.FormatTag = (ushort)m_reader.WaveFormat.Encoding;
format.Channels = (ushort)wav.WaveFormat.Channels; format.Channels = (ushort)m_reader.WaveFormat.Channels;
format.SamplesPerSecond = (uint)wav.WaveFormat.SampleRate; format.SamplesPerSecond = (uint)m_reader.WaveFormat.SampleRate;
format.BitsPerSample = (ushort)wav.WaveFormat.BitsPerSample; format.BitsPerSample = (ushort)m_reader.WaveFormat.BitsPerSample;
format.BlockAlign = (ushort)bar.BlockAlign; format.BlockAlign = (ushort)m_reader.BlockAlign;
format.AverageBytesPerSecond = (uint)wav.WaveFormat.AverageBytesPerSecond; format.AverageBytesPerSecond = (uint)m_reader.WaveFormat.AverageBytesPerSecond;
this.Format = format; this.Format = format;
this.PcmSize = m_input.Length; this.PcmSize = m_reader.Length;
} }
public override int Read(byte[] buffer, int offset, int count) public override int Read(byte[] buffer, int offset, int count)
{ {
return m_input.Read (buffer, offset, count); return m_reader.Read (buffer, offset, count);
} }
#region IDisposable Members #region IDisposable Members
protected override void Dispose (bool disposing) protected override void Dispose (bool disposing)
{ {
if (null != m_source) if (null != m_reader)
{ {
if (disposing) if (disposing)
{ {
m_source.Dispose(); m_reader.Dispose();
} }
m_source = null; m_reader = null;
base.Dispose (disposing); base.Dispose (disposing);
} }
} }