Files
HawkeyeVision/Hawkeye.VisionBuilder.Workflow/Operations/AI/MultichannelAI.cs
2025-07-14 12:03:59 +02:00

148 lines
4.1 KiB
C#

using Hawkeye.VisionBuilder.Workflow.Datatypes;
using Hawkeye.VisionBuilder.Workflow.Operations.Attributes;
using OpenCvSharp;
using System.Runtime.InteropServices;
using System.Threading.Tasks;
using Hawkeye.VisionBuilder.Workflow.DataTransfer;
namespace Hawkeye.VisionBuilder.Workflow.Operations.AI;
[Category("AI")]
public class MultichannelAI: BaseOperation
{
private readonly string _modelName;
public MultichannelAI()
{
_cSharpDataTransferMQRPC = PythonModelProxyRPC.GetInterface();
CanHaveProcessingError = false;
}
private readonly CSharpDataTransferMQRPC _cSharpDataTransferMQRPC;
private int _imageWidth;
private int _imageHeight;
private bool _initialized = false;
private FilePath _modelFilePath = new FilePath();
public FilePath ModelFilePath
{
get => _modelFilePath;
set
{
_modelFilePath = value;
_initialized = false;
}
}
protected unsafe override void InterpretInternal(Context context)
{
if (!CheckImageExists(context)) return;
if (!CheckColorful(context)) return;
if (!_initialized)
{
if (!File.Exists(ModelFilePath?.Path))
{
this.SetError("Model file not found");
return;
}
_cSharpDataTransferMQRPC.TransferData<object>(new MethodCall("load_model", ModelFilePath.Path, _modelName));
_initialized = true;
}
_cSharpDataTransferMQRPC.TransferData<object>(new MethodCall("activate_model", _modelName));
var sizeEncoded = _cSharpDataTransferMQRPC.TransferData<object[]>(new MethodCall("get_accept_size"));
var size = sizeEncoded.Select(Convert.ToInt32).ToArray();
_imageWidth = size[1];
_imageHeight = size[2];
var outputSize = _cSharpDataTransferMQRPC.TransferData<object[]>(new MethodCall("get_output_size"));
var outputSizeArray = outputSize.Select(Convert.ToInt32).ToArray();
int classes;
if (outputSizeArray.Length < 3)
{
classes = 1;
}
else
{
classes = outputSizeArray[2];
}
var currentImage = context.ActiveImage;
var rightColor = currentImage.ImageData.CvtColor(ColorConversionCodes.BGR2RGB);
var resized = rightColor.Resize(new Size(_imageHeight, _imageWidth));
int dataSize = resized.Rows * resized.Cols * resized.ElemSize();
var byteArray = new byte[dataSize];
Marshal.Copy(resized.Data, byteArray, 0, dataSize);
Mat[] channels = new Mat[classes];
for (int i = 0; i < classes; i++)
{
channels[i] = new Mat(_imageHeight, _imageWidth, MatType.CV_8UC1);
}
var resultEncoded = _cSharpDataTransferMQRPC.TransferData<object[]>(new MethodCall("predict_raw", byteArray));
var result = resultEncoded.Select(Convert.ToByte).ToArray();
var chunked = result.Chunk(classes).ToArray();
int pixel=0;
foreach (var chunk in chunked)
{
for (int i = 0; i < classes; i++)
{
var data = (byte*)channels[i].Data.ToPointer();
var coordX = (int)(pixel / _imageWidth);
var coordY = pixel % _imageWidth;
data[coordX * _imageWidth + coordY] = chunk[i];
}
pixel++;
}
//Cv2.ImShow("0", channels[0]);
//Cv2.ImShow("1", channels[1]);
using var res = new Mat();
Cv2.Merge(channels,res);
var resResized = res.Resize(new Size(currentImage.ImageData.Width, currentImage.ImageData.Height));
context.ActiveImage = new HawkeyeImage() {ImageData = resResized };
Result = true;
}
public override void Save(BinaryWriter bw)
{
base.Save(bw);
bw.Write(_modelFilePath.Path);
bw.Write(_modelFilePath.Format);
}
public override void Load(BinaryReader br)
{
base.Load(br);
_modelFilePath.Path = br.ReadString();
_modelFilePath.Format = br.ReadString();
}
}