title: blur and emboss an image
body: <p>I'm working on an android application, and I have a drawable that I'm loading up from a source image. On this image i want make a image blur and  embross ,i have read <a href="https://stackoverflow.com/questions/1309629/how-to-change-colors-of-a-drawable-in-android">How to change colors of a Drawable in Android?</a> </p>
  
  <p>can you give me some advice?thank you</p>
  
  <p>edit:i have emboss an image,but i cannot blue an image,can you give me some blue</p>