The following methods are available on instances of the `NativeImage` class:
-#### `image.toPNG()`
+#### `image.toPNG([options])`
+
+* `options` Object (optional)
+ * `scaleFactor` Double (optional) - Defaults to 1.0.
Returns `Buffer` - A [Buffer][buffer] that contains the image's `PNG` encoded data.
Returns `Buffer` - A [Buffer][buffer] that contains the image's `JPEG` encoded data.
-#### `image.toBitmap()`
+#### `image.toBitmap([options])`
+
+* `options` Object (optional)
+ * `scaleFactor` Double (optional) - Defaults to 1.0.
Returns `Buffer` - A [Buffer][buffer] that contains a copy of the image's raw bitmap pixel
data.
-#### `image.toDataURL()`
+#### `image.toDataURL([options])`
+
+* `options` Object (optional)
+ * `scaleFactor` Double (optional) - Defaults to 1.0.
Returns `String` - The data URL of the image.
-#### `image.getBitmap()`
+#### `image.getBitmap([options])`
+
+* `options` Object (optional)
+ * `scaleFactor` Double (optional) - Defaults to 1.0.
Returns `Buffer` - A [Buffer][buffer] that contains the image's raw bitmap pixel data.