CaptionStyleCompat.EdgeType (ExoPlayer library)

```
@Documented
@Retention(SOURCE)
@Target(TYPE_USE)
public static @interface CaptionStyleCompat.EdgeType
```
The type of edge, which may be none. One of CaptionStyleCompat.EDGE_TYPE_NONE, CaptionStyleCompat.EDGE_TYPE_OUTLINE, CaptionStyleCompat.EDGE_TYPE_DROP_SHADOW, CaptionStyleCompat.EDGE_TYPE_RAISED or CaptionStyleCompat.EDGE_TYPE_DEPRESSED.