CameraController

gistfile1.rb

#coding: utf-8
class CameraController < UIViewController
  def loadView
    self.view = UIImageView.alloc.init
  end

  def viewDidLoad
    BW::Device.camera.any.picture(media_types: [:movie, :image]) do |result|
      image = result[:original_image]
      image_view = UIImageView.alloc.init
      image_view.image = image
      #image_view.contentMode = UIViewContentModeScaleAspectFit
      image_view.frame = CGRectMake(0, 0, BW::Device.screen.width, BW::Device.screen.height)
      #image_view = UIImageView.alloc.initWithImage(image)

      #TODO:
      ci_image = CIImage.imageWithCGImage(image_view.image.CGImage)

      transform = CGAffineTransformMakeScale(image_view.bounds.size.width / image_view.image.size.width, -1 * (image_view.bounds.size.height / image_view.image.size.height))
      transform = CGAffineTransformTranslate(transform, 0, -image_view.image.size.height)

      @detector ||= CIDetector.detectorOfType CIDetectorTypeFace, context:nil, options: { CIDetectorAccuracy: CIDetectorAccuracyHigh }
      @detector.featuresInImage(ci_image, options:{CIDetectorImageOrientation:6}).each do |feature|
        puts feature
        next unless feature.hasMouthPosition and feature.hasLeftEyePosition and feature.hasRightEyePosition

        i = 0
        [feature.leftEyePosition,feature.rightEyePosition,feature.mouthPosition].each_with_index do |pt, index|
          puts pt.inspect
          rect = UIView.alloc.initWithFrame CGRectMake(0, 0, 20, 20)
          case i
          when 0
            # left
            rect.backgroundColor = UIColor.redColor.colorWithAlphaComponent(0.2)
          when 1
            # right
            rect.backgroundColor = UIColor.blueColor.colorWithAlphaComponent(0.2)
          when 2
            # mouth
            rect.backgroundColor = UIColor.greenColor.colorWithAlphaComponent(0.2)
          end
          pt = CGPointApplyAffineTransform(pt, transform)
          rect.center = pt
          image_view.addSubview(rect)
          i += 1
        end
      end

      self.view.addSubview(image_view)
    end

  end

  def imagePickerController(picker, didFinishPickingMediaWithInfo:info)
    puts info.objectForKey(UIImagePickerControllerOriginalImage)
  end

  def imagePickerControllerDidCancel(picker)
    picker.presentingViewController.dismissModalViewControllerAnimated(true)
  end
end