# Uses of Interface
javax.imageio.spi.RegisterableService

Packages that use RegisterableService
Package | Description
--- | ---
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.

## Uses of RegisterableService in javax.imageio.spi

Classes in javax.imageio.spi that implement RegisterableService
Modifier and Type | Class | Description
--- | --- | ---
`class` | `IIOServiceProvider` | A superinterface for functionality common to all Image I/O service provider interfaces (SPIs).
`class` | `ImageInputStreamSpi` | The service provider interface (SPI) for `ImageInputStream`s.
`class` | `ImageOutputStreamSpi` | The service provider interface (SPI) for `ImageOutputStream`s.
`class` | `ImageReaderSpi` | The service provider interface (SPI) for `ImageReader`s.
`class` | `ImageReaderWriterSpi` | A superclass containing instance variables and methods common to `ImageReaderSpi` and `ImageWriterSpi`.
`class` | `ImageTranscoderSpi` | The service provider interface (SPI) for `ImageTranscoder`s.
`class` | `ImageWriterSpi` | The service provider interface (SPI) for `ImageWriter`s.