The OpenSL ES registry contains specifications of the core API; specifications of Khronos- and vendor-approved OpenSL ES extensions; header files corresponding to the specifications; and other related documentation.

OpenSL ES Core API Specification, Headers, and Documentation

• OpenSL 1.1 Specification (January 18, 2011).
• OpenSLES.h - OpenSL ES 1.1 Header File.
• OpenSLES_Platform.h - OpenSL ES 1.1 Platform Header File.
• OpenSLES_IID.c - OpenSL ES 1.1 interface code sample.
• README.txt - instructions for using interface code sample.

OpenMAX Content Pipes API Specification

The current version of OpenMAX Content Pipes is 1.0

• OpenMAX Content Pipes 1.0 Specification (updated March 22, 2011).
• Content Pipes CPA_ContentPipe.h header file.

Older Specifications

Older versions of the OpenSL ES Specification provided for reference.

• OpenSL 1.0.1 Specification (September 24, 2009).
• OpenSLES.h - OpenSL ES 1.0.1 Header File.
• OpenSLES_Platform.h - OpenSL ES 1.0.1 Platform Header File.
• OpenSLES_IID.c - OpenSL ES 1.0.1 interface code sample.
• README.txt - instructions for using interface code sample.

• OpenSL 1.0 Specification (March 16, 2009).
• OpenSLES.h - OpenSL ES 1.0 Header File.
• OpenSLES_Platform.h - OpenSL ES 1.0 Platform Header File.
• OpenSLES_IID.c - OpenSL ES 1.0 interface code sample.
• README.txt - instructions for using interface code sample.

IP Disclosure Statements

IP Disclosure Statements from Khronos Members which bear on OpenSL ES are available.

Providing Feedback on the Registry

Khronos welcomes comments and bug reports. To provide feedback on the OpenSL ES registry itself (such as reporting missing content, bad links, etc.), file an issue in the OpenSL-ES-Registry Github project.

For the OpenSL-ES API, extensions, and headers, file a bug on the Khronos Bugzilla . Make sure to fill in the "Product" field in the bug entry form as "OpenSL ES", and pick appropriate values for the Component and other fields.