Crop with SDK

var win = Ti.UI.createWindow({
    backgroundColor: 'white'
}),
takePic = Ti.UI.createButton({ 
	title 	: "Take picture",
	width 	: "90%", 
	height 	: 40, 
	top 	: 0,
}),
currPic = null,
imageView = null;

function takePicture() {		
	Titanium.Media.showCamera({
		success:function(event)
		{
			var image = event.media;
			currPic = image;
			imageView = Titanium.UI.createImageView({
			    image: currPic,
			    top: 4,
			    left: 4,
			    width: 400,
			    height: 400,
			});
			btnTransform.enabled = true;
			win.add(imageView);
		},
		cancel:function()
		{
		},
		error:function(error)
		{
		},
		saveToPhotoGallery:false,
		mediaTypes:[Ti.Media.MEDIA_TYPE_PHOTO]
	});
};	

takePic.addEventListener("click",function(e) {
	if (!currPic) {
		Ti.Media.requestCameraPermissions(takePicture);
	} else {
		takePicture();
	}
});
 
win.add(takePic);


var btnTransform = Titanium.UI.createButton({
    title: 'Crop with SDK',
    bottom: 4, left: 125,
    width: '40%', height: 60,
    enabled:false
});

btnTransform.addEventListener('click', function (e) {
	if (currPic != null) {
	    Ti.API.info("Cropped!");
            var newBlob = currPic.imageAsCropped({ width:currPic.width, height:currPic.height, x:0, y:0 });
	    imageView.image = newBlob;
	    imageView.size = { width:newBlob.width, height:newBlob.height };
	}
});

win.add(btnTransform);

win.open();