public SOXResampler(AudioPCMConfig inputPCM, AudioPCMConfig outputPCM, SOXResamplerConfig config)
{
this.inputPCM = inputPCM;
this.outputPCM = outputPCM;
if (inputPCM.ChannelCount != outputPCM.ChannelCount)
throw new NotSupportedException();
if (outputPCM.SampleRate == inputPCM.SampleRate * 4 && config.Quality >= SOXResamplerQuality.Medium)
{
this.rate = new rate_t[inputPCM.ChannelCount];
this.shared = new rate_shared_t();
this.rateUp2 = new rate_t[inputPCM.ChannelCount];
this.sharedUp2 = new rate_shared_t();
for (int i = 0; i < inputPCM.ChannelCount; i++)
{
rateUp2[i] = new rate_t(inputPCM.SampleRate, inputPCM.SampleRate * 2, sharedUp2, 0.5,
config.Quality, -1, config.Phase, config.Bandwidth, config.AllowAliasing);
rate[i] = new rate_t(inputPCM.SampleRate * 2, inputPCM.SampleRate * 4, shared, 0.5,
config.Quality, -1, 50, 90, true);
}
}
else
{
this.rate = new rate_t[inputPCM.ChannelCount];
this.shared = new rate_shared_t();
for (int i = 0; i < inputPCM.ChannelCount; i++)
{
rate[i] = new rate_t(inputPCM.SampleRate, outputPCM.SampleRate, shared, (double)inputPCM.SampleRate / outputPCM.SampleRate,
config.Quality, -1, config.Phase, config.Bandwidth, config.AllowAliasing);
}
}
}
public SOXResampler(AudioPCMConfig inputPCM, AudioPCMConfig outputPCM, SOXResamplerConfig config)
{
this.inputPCM = inputPCM;
this.outputPCM = outputPCM;
if (inputPCM.ChannelCount != outputPCM.ChannelCount)
{
throw new NotSupportedException();
}
if (outputPCM.SampleRate == inputPCM.SampleRate * 4 && config.Quality >= SOXResamplerQuality.Medium)
{
this.rate = new rate_t[inputPCM.ChannelCount];
this.shared = new rate_shared_t();
this.rateUp2 = new rate_t[inputPCM.ChannelCount];
this.sharedUp2 = new rate_shared_t();
for (int i = 0; i < inputPCM.ChannelCount; i++)
{
rateUp2[i] = new rate_t(inputPCM.SampleRate, inputPCM.SampleRate * 2, sharedUp2, 0.5,
config.Quality, -1, config.Phase, config.Bandwidth, config.AllowAliasing);
rate[i] = new rate_t(inputPCM.SampleRate * 2, inputPCM.SampleRate * 4, shared, 0.5,
config.Quality, -1, 50, 90, true);
}
}
else
{
this.rate = new rate_t[inputPCM.ChannelCount];
this.shared = new rate_shared_t();
for (int i = 0; i < inputPCM.ChannelCount; i++)
{
rate[i] = new rate_t(inputPCM.SampleRate, outputPCM.SampleRate, shared, (double)inputPCM.SampleRate / outputPCM.SampleRate,
config.Quality, -1, config.Phase, config.Bandwidth, config.AllowAliasing);
}
}
}
