See: Description
| Interface | Description | 
|---|---|
| RegisterableService | 
 An optional interface that may be provided by service provider
 objects that will be registered with a
  
ServiceRegistry. | 
| ServiceRegistry.Filter | 
 A simple filter interface used by
  
ServiceRegistry.getServiceProviders to select
 providers matching an arbitrary criterion. | 
| Class | Description | 
|---|---|
| IIORegistry | 
 A registry for service provider instances. 
 | 
| IIOServiceProvider | 
 A superinterface for functionality common to all Image I/O service
 provider interfaces (SPIs). 
 | 
| ImageInputStreamSpi | 
 The service provider interface (SPI) for
  
ImageInputStreams. | 
| ImageOutputStreamSpi | 
 The service provider interface (SPI) for
  
ImageOutputStreams. | 
| ImageReaderSpi | 
 The service provider interface (SPI) for  
ImageReaders. | 
| ImageReaderWriterSpi | 
 A superclass containing instance variables and methods common to
  
ImageReaderSpi and ImageWriterSpi. | 
| ImageTranscoderSpi | 
 The service provider interface (SPI) for  
ImageTranscoders. | 
| ImageWriterSpi | 
 The service provider interface (SPI) for  
ImageWriters. | 
| ServiceRegistry | 
 A registry for service provider instances. 
 | 
The javax.imageio.spi package contains service
provider interfaces for reading, writing, and transcoding images, and
obtaining input and output streams, as well as a run-time registry
that discovers installed service provider instances and allows new
instances to be registered dynamically.
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