ExternalTextureDescriptionPropertiesMethodsProperty DescriptionsMethod DescriptionsExternalTextureInherits: Texture < Resource < Reference < Object Enable OpenGL ES external texture extension. DescriptionOES_EGL_image_external. Note: This is only supported for Android platforms. PropertiesMethodsProperty Descriptions Vector2 size External texture size.Method Descriptionsint get_external_texture_id ( ) Returns the external texture name.