private void WriteFrame(ref FrameData psFrame, ref FrameResults results)
{
int bits;
position = 0;
EncodedOutput = new byte[4096];
int sizeRemainHeaders, sizeRemainFrames;
results.SILength = GenerateHeader(ref psFrame);
bits = 0;
for (int gr = 0; gr < psFrame.NGranules; gr++)
{
for (int ch = 0; ch < psFrame.NChannels; ch++)
{
bits += WriteMainDataBits(psFrame.ScaleFactors[ch, gr], EncodedOutput);
bits += WriteMainDataBits(psFrame.CodedData[ch, gr], EncodedOutput);
bits += WriteMainDataBits(psFrame.UserSpectrum[ch, gr], EncodedOutput);
}
}
bits += WriteMainDataBits(psFrame.UserFrameData, EncodedOutput);
results.MainDataLength = bits;
sizeRemainHeaders = 0;
sizeRemainFrames = 0;
results.NextBackPtr = (BitsRemaining / 8) + sizeRemainFrames - sizeRemainHeaders;
}
public byte[] WriteToBitStream(int bitsPerFrame, ref FrameParams fr_ps, int[][][] l3_enc, ref SideInfo l3_side, int[][][] scalefact_l, int[][][][] scalefact_s, double[][][] xr, byte[] ancillary, int ancillary_bits)
{
OutputBit = 8;
int mode_gr = 2;
for (int gr = 0; gr < mode_gr; gr++)
{
for (int ch = 0; ch < fr_ps.Chn; ch++)
{
for (int i = 0; i < 576; i++)
{
if ((xr[ch][gr][i] < 0) && (l3_enc[ch][gr][i] > 0))
{
l3_enc[ch][gr][i] *= -1;
}
}
}
}
EncodeSideInfo(ref l3_side, ref fr_ps);
EncodeMainData(l3_enc, ref l3_side, ref fr_ps, scalefact_l, scalefact_s);
WriteAncillaryData(ancillary, ancillary_bits);
if (l3_side.ResvDrain != 0)
{
DrainIntoAncillaryData(l3_side.ResvDrain);
}
SFrameData = new FrameData(bitsPerFrame, mode_gr, fr_ps.Chn, headerPH, frameSIPH, channelSIPH, spectrumSIPH, scaleFactorsPH, codedDataPH, userSpectrumPH, userFrameDataPH);
sFrameResults = new FrameResults();
WriteFrame(ref SFrameData, ref sFrameResults);
l3_side.MainDataBegin = sFrameResults.NextBackPtr;
return(EncodedOutput);
}
