let fusuma = FusumaViewController()
fusuma.delegate = self
fusuma.availableModes = [FusumaMode.library, FusumaMode.camera, FusumaMode.video] // Add .video capturing mode to the default .library and .camera modes
fusuma.cropHeightRatio = 0.6 // Height-to-width ratio. The default value is 1, which means a squared-size photo.
fusuma.allowMultipleSelection = true // You can select multiple photos from the camera roll. The default value is false.
self.present(fusuma, animated: true, completion: nil)

// Return the image which is selected from camera roll or is taken via the camera.
func fusumaImageSelected(_ image: UIImage, source: FusumaMode) {

  print("Image selected")
}

// Return the image but called after is dismissed.
func fusumaDismissedWithImage(image: UIImage, source: FusumaMode) {
        
  print("Called just after FusumaViewController is dismissed.")
}

func fusumaVideoCompleted(withFileURL fileURL: URL) {

  print("Called just after a video has been selected.")
}

// When camera roll is not authorized, this method is called.
func fusumaCameraRollUnauthorized() {

  print("Camera roll unauthorized")
}

// Return selected images when you allow to select multiple photos.
func fusumaMultipleImageSelected(_ images: [UIImage], source: FusumaMode) {

}

// Return an image and the detailed information.
func fusumaImageSelected(_ image: UIImage, source: FusumaMode, metaData: ImageMetadata) {

}

let fusuma = FusumaViewController()
fusuma.delegate = self
// ...
fusumaCameraRollTitle = "CustomizeCameraRollTitle"
fusumaCameraTitle = "CustomizeCameraTitle" // Camera Title
fusumaTintColor: UIColor // tint color
// ...
self.present(fusuma, animated: true, completion: nil)