internal override void WriteData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
for (int i = 0; i < data.Length; i++)
{
writer.WriteSigned(data[i], bitsPerSample);
}
}
internal override void WriteHeaderData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
// samples
for (int i = 0; i < Order; i++)
{
writer.WriteSigned(data[i], bitsPerSample);
}
}
internal override void WriteHeaderData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
// samples
for (int i = 0; i < Order; i++)
{
writer.WriteSigned(data[i], bitsPerSample);
}
}
internal void WriteResidual(FlacBitStreamWriter writer, IPredictor predictor, int predictorOrder, int[] samples)
{
int totalPartitions = 1 << Order;
System.Diagnostics.Debug.Assert((samples.Length % totalPartitions) == 0 &&
(samples.Length / totalPartitions) > predictorOrder && RiceParameters.Length == totalPartitions);
if (!IsExtended)
{
writer.WriteUnsigned(0, 2);
}
else
{
writer.WriteUnsigned(1, 2);
}
writer.WriteUnsigned((uint)Order, 4);
int j = predictorOrder;
int samplePerPartition = samples.Length / totalPartitions;
int encodingParameterPrecision = IsExtended ? 5 : 4;
IEnumerator <int> residualData = GetResidual(samples, predictorOrder, predictor);
for (int i = 0; i < totalPartitions; i++)
{
if (RiceParameters[i] >= 0)
{
int riceParameter = RiceParameters[i];
writer.WriteUnsigned((uint)riceParameter, encodingParameterPrecision);
while (j++ < samplePerPartition)
{
if (!residualData.MoveNext())
{
throw new FlacException("Invalid amount of residual data");
}
writer.WriteRice(residualData.Current, riceParameter);
}
}
else // escaped
{
writer.WriteUnsigned(~0U, encodingParameterPrecision);
int samplePrecision = ~RiceParameters[i];
writer.WriteUnsigned((uint)samplePrecision, 5);
while (j++ < samplePerPartition)
{
if (!residualData.MoveNext())
{
throw new FlacException("Invalid amount of residual data");
}
writer.WriteSigned(residualData.Current, samplePrecision);
}
}
j = 0;
}
}
internal override void WriteHeaderData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
System.Diagnostics.Debug.Assert(0 < Coefficients.CoefficientsPrecision &&
Coefficients.CoefficientsPrecision < 16);
// samples
for (int i = 0; i < Order; i++)
{
writer.WriteSigned(data[i], bitsPerSample);
}
writer.WriteUnsigned((uint)(Coefficients.CoefficientsPrecision - 1), 4);
writer.WriteSigned(Coefficients.ResultShift, 5);
for (int i = 0; i < Order; i++)
{
writer.WriteSigned(Coefficients.Coefficients[i], Coefficients.CoefficientsPrecision);
}
}
internal void WriteResidual(FlacBitStreamWriter writer, IPredictor predictor, int predictorOrder, int[] samples)
{
int totalPartitions = 1 << Order;
System.Diagnostics.Debug.Assert((samples.Length % totalPartitions) == 0
&& (samples.Length / totalPartitions) > predictorOrder && RiceParameters.Length == totalPartitions);
if (!IsExtended)
writer.WriteUnsigned(0, 2);
else
writer.WriteUnsigned(1, 2);
writer.WriteUnsigned((uint)Order, 4);
int j = predictorOrder;
int samplePerPartition = samples.Length / totalPartitions;
int encodingParameterPrecision = IsExtended ? 5 : 4;
IEnumerator<int> residualData = GetResidual(samples, predictorOrder, predictor);
for (int i = 0; i < totalPartitions; i++)
{
if (RiceParameters[i] >= 0)
{
int riceParameter = RiceParameters[i];
writer.WriteUnsigned((uint)riceParameter, encodingParameterPrecision);
while (j++ < samplePerPartition)
{
if (!residualData.MoveNext())
throw new FlacException("Invalid amount of residual data");
writer.WriteRice(residualData.Current, riceParameter);
}
}
else // escaped
{
writer.WriteUnsigned(~0U, encodingParameterPrecision);
int samplePrecision = ~RiceParameters[i];
writer.WriteUnsigned((uint)samplePrecision, 5);
while(j++ < samplePerPartition)
{
if (!residualData.MoveNext())
throw new FlacException("Invalid amount of residual data");
writer.WriteSigned(residualData.Current, samplePrecision);
}
}
j = 0;
}
}
internal override void WriteData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
writer.WriteSigned(data[0], bitsPerSample);
}
internal override void WriteData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
for (int i = 0; i < data.Length; i++)
{
writer.WriteSigned(data[i], bitsPerSample);
}
}
internal override void WriteData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
writer.WriteSigned(data[0], bitsPerSample);
}
internal override void WriteHeaderData(FlacBitStreamWriter writer, int bitsPerSample, int[] data)
{
System.Diagnostics.Debug.Assert(0 < Coefficients.CoefficientsPrecision &&
Coefficients.CoefficientsPrecision < 16);
// samples
for (int i = 0; i < Order; i++)
{
writer.WriteSigned(data[i], bitsPerSample);
}
writer.WriteUnsigned((uint)(Coefficients.CoefficientsPrecision - 1), 4);
writer.WriteSigned(Coefficients.ResultShift, 5);
for (int i = 0; i < Order; i++)
{
writer.WriteSigned(Coefficients.Coefficients[i], Coefficients.CoefficientsPrecision);
}
}
