public void onCameraViewStarted(int width, int height) {
// TODO Auto-generated method stub
mHSV = new Mat();
mRGBa = new Mat(height, width, CvType.CV_8UC3);
mMaskMatBlue = new Mat();
mMaskMatRed = new Mat();
mMaskMatYellow = new Mat();
mMaskMatGreen = new Mat();
mRGBb = new Mat();
}
@Override
public void onCameraViewStopped() {
// TODO Auto-generated method stub
mRGBa.release();
mRGBb.release();
mHSV.release();
mMaskMatBlue.release();
mMaskMatRed.release();
mMaskMatYellow.release();
mMaskMatGreen.release();
}
@Override
public Mat onCameraFrame(CvCameraViewFrame inputFrame) {
// TODO Auto-generated method stub
//get current frame
//mFrame = inputFrame;
mRGBa = inputFrame.rgba();
// Convert the image to HSV
//Mat mBgr = null;
DetectColour(mRGBa);
return inputFrame.rgba();
}
public void DetectColour( Mat mRgba){
if(mRgba != null)
{
Mat mRGBb = new Mat();
Imgproc.cvtColor(mRgba, mRGBb, Imgproc.COLOR_BGR2RGB);
Imgproc.cvtColor(mRGBb,mHSV , Imgproc.COLOR_RGB2HSV);
Core.inRange(mHSV,mLowerBoundBlue,mupperBoundBlue, mMaskMatBlue);
Core.inRange(mHSV,mLowerBoundYellow,mupperBoundYellow, mMaskMatYellow);
Core.inRange(mHSV,mLowerBoundGreen,mupperBoundGreen, mMaskMatGreen);
Core.inRange(mHSV,mLowerBoundRed,mupperBoundRed, mMaskMatRed);
try{
FileOutputStream fileout=openFileOutput("messageFile.txt", MODE_PRIVATE);
OutputStreamWriter outputWriter=new OutputStreamWriter(fileout);
if(mMaskMatBlue != null){
outputWriter.write("We have blue color \n");
}
if(mMaskMatRed != null){
outputWriter.write("We have red color \n");
}
outputWriter.close();
}catch (Exception e) {
e.printStackTrace();
}
}
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