Chromatogram

It is a android app that takes image from a IOT based device using websockets sends it to the server or cloud and runs python scripts and returns the output to the APP

Images	Images

Images	Images

Setup

Prerequisite

1. Download and install opencv 4.9.0_5

• For MacOS, use: https://formulae.brew.sh/formula/opencv

2. Download and install cmake

• For MacOS, use: https://formulae.brew.sh/formula/cmake

Folders

• lib/opencv-cpp contains all the cpp code responsible for calculating TLC

Files

• lib/features/imageManipulation/image_crop.dart

void calculateTLC(CroppedFile croppedFile) {
    final imagePath = croppedFile.path.toNativeUtf8();
    final imageFfi = dylib.lookupFunction<Void Function(Pointer<Utf8>),
        void Function(Pointer<Utf8>)>('detect_contour_tlc');
    imageFfi(imagePath);
    setState(() {
      _processedImage = File(imagePath.toDartString());
    });
    saveImage(imagePath.toDartString());
  }

This function is used to connect with dart ffi