# Uses of Package
javax.imageio.spi

Packages that use javax.imageio.spi
Package
Description
javax.imageio
The main package of the Java Image I/O API.
javax.imageio.spi
A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.

- Classes in javax.imageio.spi used by javax.imageio
  Class
  Description
  ImageReaderSpi
  The service provider interface (SPI) for `ImageReader`s.
  ImageWriterSpi
  The service provider interface (SPI) for `ImageWriter`s.
- Classes in javax.imageio.spi used by javax.imageio.spi
  Class
  Description
  IIORegistry
  A registry for Image I/O service provider instances.
  IIOServiceProvider
  A superinterface for functionality common to all Image I/O service provider interfaces (SPIs).
  ImageReaderWriterSpi
  A superclass containing instance variables and methods common to `ImageReaderSpi` and `ImageWriterSpi`.
  RegisterableService
  An optional interface that may be provided by service provider objects that will be registered with a `ServiceRegistry`.
  ServiceRegistry
  A registry for service provider instances for Image I/O service types.
  ServiceRegistry.Filter
  A simple filter interface used by `ServiceRegistry.getServiceProviders` to select providers matching an arbitrary criterion.