Firebase Docs Reference FirebaseVisionImageMetadata.ImageFormat public static abstract @interface FirebaseVisionImageMetadata.ImageFormat implements Annotation Accepted image format of vision APIs. Supported values include: IMAGE_FORMAT_NV21 which corresponds to NV21 IMAGE_FORMAT_YV12 which corresponds to YV12 Inherited Method Summary From interface java.lang.annotation.Annotation abstract Class<? extends Annotation> annotationType() abstract boolean equals(Object arg0) abstract int hashCode() abstract String toString() Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 3.0 License, and code samples are licensed under the Apache 2.0 License. For details, see our Site Policies. Java is a registered trademark of Oracle and/or its affiliates. Last updated May 8, 2018.