public void Infer(layers.Quantize layer, QuantizeLayerArgument argument, InferenceContext context)
{
var inputAlloc = context.MainMemoryMap[layer.Input.Connection.From];
var outputAlloc = context.MainMemoryMap[layer.Output];
argument.MainMemoryInputAddress = inputAlloc.GetAddress();
argument.MainMemoryOutputAddress = outputAlloc.GetAddress();
}
public void Forward(QuantizeLayerArgument argument, ForwardContext context)
{
var src = MemoryMarshal.Cast <byte, float>(context.GetMainRamAt((int)argument.MainMemoryInputAddress));
var dest = context.GetMainRamAt((int)argument.MainMemoryOutputAddress);
var q = argument.QuantParam;
float scale = 1f / q.Scale;
for (int i = 0; i < argument.Count; i++)
{
int value = (int)Math.Round((src[i] - q.Bias) * scale);
dest[i] = (byte)FxExtensions.Clamp(value, 0, 0xFF);
}
}
public QuantizeLayerArgument DeserializeBin(int offset, K210BinDeserializeContext context)
{
var sr = context.GetReaderAt(offset);
var argument = new QuantizeLayerArgument
{
Flags = sr.Read <K210LayerFlags>(),
MainMemoryInputAddress = sr.Read <uint>(),
MainMemoryOutputAddress = sr.Read <uint>(),
Count = sr.Read <uint>(),
QuantParam = sr.Read <K210QuantizationParam>()
};
return(argument);
}