Java tutorial
//package com.java2s; import android.graphics.BitmapFactory; public class Main { public static boolean isBitmap(String filePath) { BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = true; BitmapFactory.decodeFile(filePath, options); if (options.outWidth <= 0 || options.outHeight <= 0) { return false; } else { return true; } } }