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CUEPlayer

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chudov
2010-04-06 14:22:27 +00:00
parent 8b692a8a54
commit a866b79341
56 changed files with 5494 additions and 41 deletions
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37
CUETools.DSP.Mixer/Mixer.cs
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@@ -10,8 +10,7 @@ namespace CUETools.DSP.Mixer
public class MixingSource : IAudioSource
{
AudioPCMConfig pcm;
MixingBuffer buf0;
MixingBuffer buf1;
MixingBuffer[] buf;
bool[] playing;
float[] volume;
long samplePos;
@@ -21,8 +20,9 @@ namespace CUETools.DSP.Mixer
{
this.pcm = pcm;
this.size = delay * pcm.SampleRate / 1000;
this.buf0 = new MixingBuffer(pcm, size, sources);
this.buf1 = new MixingBuffer(pcm, size, sources);
this.buf = new MixingBuffer[2];
this.buf[0] = new MixingBuffer(pcm, size, sources);
this.buf[1] = new MixingBuffer(pcm, size, sources);
this.playing = new bool[sources];
this.volume = new float[sources];
this.samplePos = 0;
@@ -83,10 +83,10 @@ namespace CUETools.DSP.Mixer
float sumVolume = 0.0f;
for (int iSource = 0; iSource < mixbuff.source.Length; iSource++)
if (playing[iSource])
if (mixbuff.filled[iSource])
sumVolume += mixbuff.volume[iSource];
for (int iSource = 0; iSource < mixbuff.source.Length; iSource++)
volume[iSource] = playing[iSource] ? mixbuff.volume[iSource] / Math.Max(1.0f, sumVolume) : 0.0f;
volume[iSource] = mixbuff.filled[iSource] ? mixbuff.volume[iSource] / Math.Max(1.0f, sumVolume) : 0.0f;
for (int iSmp = 0; iSmp < result.Length; iSmp++)
{
for (int iChan = 0; iChan < result.PCM.ChannelCount; iChan++)
@@ -114,7 +114,7 @@ namespace CUETools.DSP.Mixer
{
get
{
return buf0.source[0].Size;
return buf[0].source[0].Size;
}
}
@@ -126,6 +126,8 @@ namespace CUETools.DSP.Mixer
return res;
}
int current = 0;
internal MixingBuffer LockFilledBuffer()
{
lock (this)
@@ -133,9 +135,11 @@ namespace CUETools.DSP.Mixer
//Trace.WriteLine(string.Format("LockFilledBuffer: 0.0: {0} {1}; 0.1: {2} {3}; 1.0: {4} {5}; 1.1: {6} {7};",
// buf0.playing[0], buf0.filled[0], buf0.playing[1], buf0.filled[1],
// buf0.playing[0], buf0.filled[0], buf0.playing[1], buf0.filled[1]));
while (!IsFilled(buf0) && !IsFilled(buf1))
int no = current;
while (!IsFilled(buf[no]))
Monitor.Wait(this);
return IsFilled(buf0) ? buf0 : buf1;
current = 1 - no;
return buf[no];
}
}
@@ -179,10 +183,10 @@ namespace CUETools.DSP.Mixer
// buf0.playing[0], buf0.filled[0], buf0.playing[1], buf0.filled[1],
// buf0.playing[0], buf0.filled[0], buf0.playing[1], buf0.filled[1], iSource));
while (!playing[iSource] || (buf0.filled[iSource] && buf1.filled[iSource]))
while (!playing[iSource] || buf[current].filled[iSource])
Monitor.Wait(this);
return !buf0.filled[iSource] ? buf0 : buf1;
return buf[current];
}
}
@@ -301,6 +305,17 @@ namespace CUETools.DSP.Mixer
mixer.LockEmptyBuffer(iSource);
}
public void Flush()
{
if (mixbuff != null)
{
if (mixbuff.source[iSource].Length < mixbuff.source[iSource].Size)
AudioSamples.MemSet(mixbuff.source[iSource].Bytes, 0, mixbuff.source[iSource].Length * PCM.BlockAlign, (mixbuff.source[iSource].Size - mixbuff.source[iSource].Length) * PCM.BlockAlign);
mixer.UnlockEmptyBuffer(mixbuff, iSource, volume);
mixbuff = null;
}
}
public void Write(AudioBuffer buff)
{
int bs = PCM.BlockAlign;