/// <summary>
/// *
/// </summary>
internal override bool PutNextSample(int channels, SynthesisFilter filter1, SynthesisFilter filter2)
{
if (Allocation != 0 && channels != OutputChannels.RIGHT_CHANNEL)
{
float scaledSample = (Sample * Factor + Offset) * Scalefactor;
filter1.AddSample(scaledSample, Subbandnumber);
}
return(true);
}
/// <summary>
/// *
/// </summary>
internal override bool PutNextSample(int channels, SynthesisFilter filter1, SynthesisFilter filter2)
{
if (Allocation != 0)
{
Sample = Sample * Factor + Offset; // requantization
if (channels == OutputChannels.BOTH_CHANNELS)
{
float sample1 = Sample * Scalefactor, sample2 = Sample * Channel2Scalefactor;
filter1.AddSample(sample1, Subbandnumber);
filter2.AddSample(sample2, Subbandnumber);
}
else if (channels == OutputChannels.LEFT_CHANNEL)
{
float sample1 = Sample * Scalefactor;
filter1.AddSample(sample1, Subbandnumber);
}
else
{
float sample2 = Sample * Channel2Scalefactor;
filter1.AddSample(sample2, Subbandnumber);
}
}
return(true);
}
/// <summary>
/// *
/// </summary>
internal override bool PutNextSample(int channels, SynthesisFilter filter1, SynthesisFilter filter2)
{
base.PutNextSample(channels, filter1, filter2);
if (Channel2Allocation != 0 && channels != OutputChannels.LEFT_CHANNEL)
{
float sample2 = (Channel2Sample * Channel2Factor + Channel2Offset) * Channel2Scalefactor;
if (channels == OutputChannels.BOTH_CHANNELS)
{
filter2.AddSample(sample2, Subbandnumber);
}
else
{
filter1.AddSample(sample2, Subbandnumber);
}
}
return(true);
}
/// <summary>
/// *
/// </summary>
internal override bool PutNextSample(int channels, SynthesisFilter filter1, SynthesisFilter filter2)
{
bool returnvalue = base.PutNextSample(channels, filter1, filter2);
if (Channel2Allocation != 0 && channels != OutputChannels.LEFT_CHANNEL)
{
float sample = Channel2Samples[Samplenumber - 1];
if (Groupingtable[1] == null)
{
sample = (sample + Channel2D[0]) * Channel2C[0];
}
if (Groupnumber <= 4)
{
sample *= Channel2Scalefactor1;
}
else if (Groupnumber <= 8)
{
sample *= Channel2Scalefactor2;
}
else
{
sample *= Channel2Scalefactor3;
}
if (channels == OutputChannels.BOTH_CHANNELS)
{
filter2.AddSample(sample, Subbandnumber);
}
else
{
filter1.AddSample(sample, Subbandnumber);
}
}
return(returnvalue);
}
/// <summary>
/// *
/// </summary>
internal override bool PutNextSample(int channels, SynthesisFilter filter1, SynthesisFilter filter2)
{
if (Allocation != 0)
{
float sample = Samples[Samplenumber];
if (Groupingtable[0] == null)
{
sample = (sample + D[0]) * CFactor[0];
}
if (channels == OutputChannels.BOTH_CHANNELS)
{
float sample2 = sample;
if (Groupnumber <= 4)
{
sample *= Scalefactor1;
sample2 *= Channel2Scalefactor1;
}
else if (Groupnumber <= 8)
{
sample *= Scalefactor2;
sample2 *= Channel2Scalefactor2;
}
else
{
sample *= Scalefactor3;
sample2 *= Channel2Scalefactor3;
}
filter1.AddSample(sample, Subbandnumber);
filter2.AddSample(sample2, Subbandnumber);
}
else if (channels == OutputChannels.LEFT_CHANNEL)
{
if (Groupnumber <= 4)
{
sample *= Scalefactor1;
}
else if (Groupnumber <= 8)
{
sample *= Scalefactor2;
}
else
{
sample *= Scalefactor3;
}
filter1.AddSample(sample, Subbandnumber);
}
else
{
if (Groupnumber <= 4)
{
sample *= Channel2Scalefactor1;
}
else if (Groupnumber <= 8)
{
sample *= Channel2Scalefactor2;
}
else
{
sample *= Channel2Scalefactor3;
}
filter1.AddSample(sample, Subbandnumber);
}
}
if (++Samplenumber == 3)
{
return(true);
}
return(false);
}
