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Flake optimizations

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This commit is contained in:
Grigory Chudov
2014-09-19 22:01:20 -04:00
parent 3572745968
commit fac9689155
4 changed files with 138 additions and 276 deletions
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10
CUETools.Codecs.FLACCL/FLACCLWriter.cs
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@@ -1360,16 +1360,18 @@ namespace CUETools.Codecs.FLACCL
case SubframeType.LPC:
if (!task.UseGPUOnly)
{
int pmin = get_max_p_order(m_settings.MinPartitionOrder, task.frame.blocksize, task.frame.subframes[ch].best.order);
int pmax = get_max_p_order(m_settings.MaxPartitionOrder, task.frame.blocksize, task.frame.subframes[ch].best.order);
ulong* sums = stackalloc ulong[(pmax + 1) * Flake.MAX_PARTITIONS];
fixed (int* coefs = task.frame.subframes[ch].best.coefs)
{
if (Settings.PCM.BitsPerSample > 16)
lpc.encode_residual_long(task.frame.subframes[ch].best.residual, task.frame.subframes[ch].samples, task.frame.blocksize, task.frame.subframes[ch].best.order, coefs, task.frame.subframes[ch].best.shift);
lpc.encode_residual_long(task.frame.subframes[ch].best.residual, task.frame.subframes[ch].samples, task.frame.blocksize, task.frame.subframes[ch].best.order, coefs, task.frame.subframes[ch].best.shift, sums + pmax * Flake.MAX_PARTITIONS, pmax);
else
lpc.encode_residual(task.frame.subframes[ch].best.residual, task.frame.subframes[ch].samples, task.frame.blocksize, task.frame.subframes[ch].best.order, coefs, task.frame.subframes[ch].best.shift);
lpc.encode_residual(task.frame.subframes[ch].best.residual, task.frame.subframes[ch].samples, task.frame.blocksize, task.frame.subframes[ch].best.order, coefs, task.frame.subframes[ch].best.shift, sums + pmax * Flake.MAX_PARTITIONS, pmax);
}
int pmin = get_max_p_order(m_settings.MinPartitionOrder, task.frame.blocksize, task.frame.subframes[ch].best.order);
int pmax = get_max_p_order(m_settings.MaxPartitionOrder, task.frame.blocksize, task.frame.subframes[ch].best.order);
calc_rice_params(task.frame.subframes[ch].best.rc, pmin, pmax, task.frame.subframes[ch].best.residual, (uint)task.frame.blocksize, (uint)task.frame.subframes[ch].best.order, Settings.PCM.BitsPerSample > 16 ? 1 : 0);
}
break;